diff options
Diffstat (limited to 'drivers/net')
256 files changed, 9181 insertions, 5091 deletions
diff --git a/drivers/net/dsa/mv88e6060.c b/drivers/net/dsa/mv88e6060.c index 776e965dc9f4..05b0ca3bf71d 100644 --- a/drivers/net/dsa/mv88e6060.c +++ b/drivers/net/dsa/mv88e6060.c @@ -21,8 +21,12 @@ static int reg_read(struct dsa_switch *ds, int addr, int reg) { - return mdiobus_read(to_mii_bus(ds->master_dev), - ds->pd->sw_addr + addr, reg); + struct mii_bus *bus = dsa_host_dev_to_mii_bus(ds->master_dev); + + if (bus == NULL) + return -EINVAL; + + return mdiobus_read(bus, ds->pd->sw_addr + addr, reg); } #define REG_READ(addr, reg) \ @@ -38,8 +42,12 @@ static int reg_read(struct dsa_switch *ds, int addr, int reg) static int reg_write(struct dsa_switch *ds, int addr, int reg, u16 val) { - return mdiobus_write(to_mii_bus(ds->master_dev), - ds->pd->sw_addr + addr, reg, val); + struct mii_bus *bus = dsa_host_dev_to_mii_bus(ds->master_dev); + + if (bus == NULL) + return -EINVAL; + + return mdiobus_write(bus, ds->pd->sw_addr + addr, reg, val); } #define REG_WRITE(addr, reg, val) \ diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c index 6365e30138af..1020a7af67cf 100644 --- a/drivers/net/dsa/mv88e6171.c +++ b/drivers/net/dsa/mv88e6171.c @@ -206,7 +206,7 @@ static int mv88e6171_setup_port(struct dsa_switch *ds, int p) */ val = 0x0433; if (dsa_is_cpu_port(ds, p)) { - if (ds->dst->tag_protocol == htons(ETH_P_EDSA)) + if (ds->dst->tag_protocol == DSA_TAG_PROTO_EDSA) val |= 0x3300; else val |= 0x0100; diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index d6f6428b27dc..a6c90cf5634d 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -75,11 +75,14 @@ int __mv88e6xxx_reg_read(struct mii_bus *bus, int sw_addr, int addr, int reg) int mv88e6xxx_reg_read(struct dsa_switch *ds, int addr, int reg) { struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); + struct mii_bus *bus = dsa_host_dev_to_mii_bus(ds->master_dev); int ret; + if (bus == NULL) + return -EINVAL; + mutex_lock(&ps->smi_mutex); - ret = __mv88e6xxx_reg_read(to_mii_bus(ds->master_dev), - ds->pd->sw_addr, addr, reg); + ret = __mv88e6xxx_reg_read(bus, ds->pd->sw_addr, addr, reg); mutex_unlock(&ps->smi_mutex); return ret; @@ -119,11 +122,14 @@ int __mv88e6xxx_reg_write(struct mii_bus *bus, int sw_addr, int addr, int mv88e6xxx_reg_write(struct dsa_switch *ds, int addr, int reg, u16 val) { struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); + struct mii_bus *bus = dsa_host_dev_to_mii_bus(ds->master_dev); int ret; + if (bus == NULL) + return -EINVAL; + mutex_lock(&ps->smi_mutex); - ret = __mv88e6xxx_reg_write(to_mii_bus(ds->master_dev), - ds->pd->sw_addr, addr, reg, val); + ret = __mv88e6xxx_reg_write(bus, ds->pd->sw_addr, addr, reg, val); mutex_unlock(&ps->smi_mutex); return ret; diff --git a/drivers/net/ethernet/apm/xgene/Makefile b/drivers/net/ethernet/apm/xgene/Makefile index c643e8a0a0dc..68be565548c0 100644 --- a/drivers/net/ethernet/apm/xgene/Makefile +++ b/drivers/net/ethernet/apm/xgene/Makefile @@ -2,5 +2,6 @@ # Makefile for APM X-Gene Ethernet Driver. # -xgene-enet-objs := xgene_enet_hw.o xgene_enet_main.o xgene_enet_ethtool.o +xgene-enet-objs := xgene_enet_hw.o xgene_enet_sgmac.o xgene_enet_xgmac.o \ + xgene_enet_main.o xgene_enet_ethtool.o obj-$(CONFIG_NET_XGENE) += xgene-enet.o diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_ethtool.c b/drivers/net/ethernet/apm/xgene/xgene_enet_ethtool.c index 63f2aa54a594..416d6ebfc2ce 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_ethtool.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_ethtool.c @@ -59,10 +59,31 @@ static int xgene_get_settings(struct net_device *ndev, struct ethtool_cmd *cmd) struct xgene_enet_pdata *pdata = netdev_priv(ndev); struct phy_device *phydev = pdata->phy_dev; - if (phydev == NULL) - return -ENODEV; + if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) { + if (phydev == NULL) + return -ENODEV; + + return phy_ethtool_gset(phydev, cmd); + } else if (pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) { + cmd->supported = SUPPORTED_1000baseT_Full | + SUPPORTED_Autoneg | SUPPORTED_MII; + cmd->advertising = cmd->supported; + ethtool_cmd_speed_set(cmd, SPEED_1000); + cmd->duplex = DUPLEX_FULL; + cmd->port = PORT_MII; + cmd->transceiver = XCVR_INTERNAL; + cmd->autoneg = AUTONEG_ENABLE; + } else { + cmd->supported = SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE; + cmd->advertising = cmd->supported; + ethtool_cmd_speed_set(cmd, SPEED_10000); + cmd->duplex = DUPLEX_FULL; + cmd->port = PORT_FIBRE; + cmd->transceiver = XCVR_INTERNAL; + cmd->autoneg = AUTONEG_DISABLE; + } - return phy_ethtool_gset(phydev, cmd); + return 0; } static int xgene_set_settings(struct net_device *ndev, struct ethtool_cmd *cmd) @@ -70,10 +91,14 @@ static int xgene_set_settings(struct net_device *ndev, struct ethtool_cmd *cmd) struct xgene_enet_pdata *pdata = netdev_priv(ndev); struct phy_device *phydev = pdata->phy_dev; - if (phydev == NULL) - return -ENODEV; + if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) { + if (phydev == NULL) + return -ENODEV; + + return phy_ethtool_sset(phydev, cmd); + } - return phy_ethtool_sset(phydev, cmd); + return -EINVAL; } static void xgene_get_strings(struct net_device *ndev, u32 stringset, u8 *data) diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c index 812d8d65159b..63ea1941e973 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c @@ -402,7 +402,7 @@ static int xgene_mii_phy_read(struct xgene_enet_pdata *pdata, return data; } -void xgene_gmac_set_mac_addr(struct xgene_enet_pdata *pdata) +static void xgene_gmac_set_mac_addr(struct xgene_enet_pdata *pdata) { u32 addr0, addr1; u8 *dev_addr = pdata->ndev->dev_addr; @@ -410,7 +410,6 @@ void xgene_gmac_set_mac_addr(struct xgene_enet_pdata *pdata) addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) | (dev_addr[1] << 8) | dev_addr[0]; addr1 = (dev_addr[5] << 24) | (dev_addr[4] << 16); - addr1 |= pdata->phy_addr & 0xFFFF; xgene_enet_wr_mcx_mac(pdata, STATION_ADDR0_ADDR, addr0); xgene_enet_wr_mcx_mac(pdata, STATION_ADDR1_ADDR, addr1); @@ -436,13 +435,13 @@ static int xgene_enet_ecc_init(struct xgene_enet_pdata *pdata) return 0; } -void xgene_gmac_reset(struct xgene_enet_pdata *pdata) +static void xgene_gmac_reset(struct xgene_enet_pdata *pdata) { xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, SOFT_RESET1); xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, 0); } -void xgene_gmac_init(struct xgene_enet_pdata *pdata, int speed) +static void xgene_gmac_init(struct xgene_enet_pdata *pdata) { u32 value, mc2; u32 intf_ctl, rgmii; @@ -456,7 +455,7 @@ void xgene_gmac_init(struct xgene_enet_pdata *pdata, int speed) xgene_enet_rd_mcx_mac(pdata, INTERFACE_CONTROL_ADDR, &intf_ctl); xgene_enet_rd_csr(pdata, RGMII_REG_0_ADDR, &rgmii); - switch (speed) { + switch (pdata->phy_speed) { case SPEED_10: ENET_INTERFACE_MODE2_SET(&mc2, 1); CFG_MACMODE_SET(&icm0, 0); @@ -525,8 +524,8 @@ static void xgene_enet_config_ring_if_assoc(struct xgene_enet_pdata *pdata) xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIQMLITEFPQASSOC_ADDR, val); } -void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, - u32 dst_ring_num, u16 bufpool_id) +static void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, + u32 dst_ring_num, u16 bufpool_id) { u32 cb; u32 fpsel; @@ -544,7 +543,7 @@ void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, xgene_enet_wr_csr(pdata, CLE_BYPASS_REG1_0_ADDR, cb); } -void xgene_gmac_rx_enable(struct xgene_enet_pdata *pdata) +static void xgene_gmac_rx_enable(struct xgene_enet_pdata *pdata) { u32 data; @@ -552,7 +551,7 @@ void xgene_gmac_rx_enable(struct xgene_enet_pdata *pdata) xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, data | RX_EN); } -void xgene_gmac_tx_enable(struct xgene_enet_pdata *pdata) +static void xgene_gmac_tx_enable(struct xgene_enet_pdata *pdata) { u32 data; @@ -560,7 +559,7 @@ void xgene_gmac_tx_enable(struct xgene_enet_pdata *pdata) xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, data | TX_EN); } -void xgene_gmac_rx_disable(struct xgene_enet_pdata *pdata) +static void xgene_gmac_rx_disable(struct xgene_enet_pdata *pdata) { u32 data; @@ -568,7 +567,7 @@ void xgene_gmac_rx_disable(struct xgene_enet_pdata *pdata) xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, data & ~RX_EN); } -void xgene_gmac_tx_disable(struct xgene_enet_pdata *pdata) +static void xgene_gmac_tx_disable(struct xgene_enet_pdata *pdata) { u32 data; @@ -576,7 +575,7 @@ void xgene_gmac_tx_disable(struct xgene_enet_pdata *pdata) xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, data & ~TX_EN); } -void xgene_enet_reset(struct xgene_enet_pdata *pdata) +static void xgene_enet_reset(struct xgene_enet_pdata *pdata) { u32 val; @@ -593,7 +592,7 @@ void xgene_enet_reset(struct xgene_enet_pdata *pdata) xgene_enet_wr_mcx_mac(pdata, MII_MGMT_CONFIG_ADDR, val); } -void xgene_gport_shutdown(struct xgene_enet_pdata *pdata) +static void xgene_gport_shutdown(struct xgene_enet_pdata *pdata) { clk_disable_unprepare(pdata->clk); } @@ -627,10 +626,10 @@ static void xgene_enet_adjust_link(struct net_device *ndev) if (phydev->link) { if (pdata->phy_speed != phydev->speed) { - xgene_gmac_init(pdata, phydev->speed); + pdata->phy_speed = phydev->speed; + xgene_gmac_init(pdata); xgene_gmac_rx_enable(pdata); xgene_gmac_tx_enable(pdata); - pdata->phy_speed = phydev->speed; phy_print_status(phydev); } } else { @@ -726,3 +725,19 @@ void xgene_enet_mdio_remove(struct xgene_enet_pdata *pdata) mdiobus_free(pdata->mdio_bus); pdata->mdio_bus = NULL; } + +struct xgene_mac_ops xgene_gmac_ops = { + .init = xgene_gmac_init, + .reset = xgene_gmac_reset, + .rx_enable = xgene_gmac_rx_enable, + .tx_enable = xgene_gmac_tx_enable, + .rx_disable = xgene_gmac_rx_disable, + .tx_disable = xgene_gmac_tx_disable, + .set_mac_addr = xgene_gmac_set_mac_addr, +}; + +struct xgene_port_ops xgene_gport_ops = { + .reset = xgene_enet_reset, + .cle_bypass = xgene_enet_cle_bypass, + .shutdown = xgene_gport_shutdown, +}; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h index 371e7a5b2507..38558584080e 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h @@ -42,6 +42,12 @@ static inline u32 xgene_get_bits(u32 val, u32 start, u32 end) return (val & GENMASK(end, start)) >> start; } +enum xgene_enet_rm { + RM0, + RM1, + RM3 = 3 +}; + #define CSR_RING_ID 0x0008 #define OVERWRITE BIT(31) #define IS_BUFFER_POOL BIT(20) @@ -52,7 +58,6 @@ static inline u32 xgene_get_bits(u32 val, u32 start, u32 end) #define CSR_RING_WR_BASE 0x0070 #define NUM_RING_CONFIG 5 #define BUFPOOL_MODE 3 -#define RM3 3 #define INC_DEC_CMD_ADDR 0x002c #define UDP_HDR_SIZE 2 #define BUF_LEN_CODE_2K 0x5000 @@ -94,11 +99,9 @@ static inline u32 xgene_get_bits(u32 val, u32 start, u32 end) #define BLOCK_ETH_CSR_OFFSET 0x2000 #define BLOCK_ETH_RING_IF_OFFSET 0x9000 -#define BLOCK_ETH_CLKRST_CSR_OFFSET 0xC000 #define BLOCK_ETH_DIAG_CSR_OFFSET 0xD000 #define BLOCK_ETH_MAC_OFFSET 0x0000 -#define BLOCK_ETH_STATS_OFFSET 0x0014 #define BLOCK_ETH_MAC_CSR_OFFSET 0x2800 #define MAC_ADDR_REG_OFFSET 0x00 @@ -107,12 +110,6 @@ static inline u32 xgene_get_bits(u32 val, u32 start, u32 end) #define MAC_READ_REG_OFFSET 0x0c #define MAC_COMMAND_DONE_REG_OFFSET 0x10 -#define STAT_ADDR_REG_OFFSET 0x00 -#define STAT_COMMAND_REG_OFFSET 0x04 -#define STAT_WRITE_REG_OFFSET 0x08 -#define STAT_READ_REG_OFFSET 0x0c -#define STAT_COMMAND_DONE_REG_OFFSET 0x10 - #define MII_MGMT_CONFIG_ADDR 0x20 #define MII_MGMT_COMMAND_ADDR 0x24 #define MII_MGMT_ADDRESS_ADDR 0x28 @@ -147,6 +144,8 @@ static inline u32 xgene_get_bits(u32 val, u32 start, u32 end) #define CFG_CLE_FPSEL0_SET(dst, val) xgene_set_bits(dst, val, 16, 4) #define CFG_MACMODE_SET(dst, val) xgene_set_bits(dst, val, 18, 2) #define CFG_WAITASYNCRD_SET(dst, val) xgene_set_bits(dst, val, 0, 16) +#define CFG_CLE_DSTQID0(val) (val & GENMASK(11, 0)) +#define CFG_CLE_FPSEL0(val) ((val << 16) & GENMASK(19, 16)) #define ICM_CONFIG0_REG_0_ADDR 0x0400 #define ICM_CONFIG2_REG_0_ADDR 0x0410 #define RX_DV_GATE_REG_0_ADDR 0x05fc @@ -183,7 +182,6 @@ static inline u32 xgene_get_bits(u32 val, u32 start, u32 end) #define TUND_ADDR 0x4a #define TSO_IPPROTO_TCP 1 -#define FULL_DUPLEX 2 #define USERINFO_POS 0 #define USERINFO_LEN 32 @@ -318,20 +316,10 @@ void xgene_enet_parse_error(struct xgene_enet_desc_ring *ring, struct xgene_enet_pdata *pdata, enum xgene_enet_err_code status); -void xgene_enet_reset(struct xgene_enet_pdata *priv); -void xgene_gmac_reset(struct xgene_enet_pdata *priv); -void xgene_gmac_init(struct xgene_enet_pdata *priv, int speed); -void xgene_gmac_tx_enable(struct xgene_enet_pdata *priv); -void xgene_gmac_rx_enable(struct xgene_enet_pdata *priv); -void xgene_gmac_tx_disable(struct xgene_enet_pdata *priv); -void xgene_gmac_rx_disable(struct xgene_enet_pdata *priv); -void xgene_gmac_set_mac_addr(struct xgene_enet_pdata *pdata); -void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, - u32 dst_ring_num, u16 bufpool_id); -void xgene_gport_shutdown(struct xgene_enet_pdata *priv); -void xgene_gmac_get_tx_stats(struct xgene_enet_pdata *pdata); - int xgene_enet_mdio_config(struct xgene_enet_pdata *pdata); void xgene_enet_mdio_remove(struct xgene_enet_pdata *pdata); +extern struct xgene_mac_ops xgene_gmac_ops; +extern struct xgene_port_ops xgene_gport_ops; + #endif /* __XGENE_ENET_HW_H__ */ diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index e4222af2baa6..3c208cc6f6bb 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -21,6 +21,8 @@ #include "xgene_enet_main.h" #include "xgene_enet_hw.h" +#include "xgene_enet_sgmac.h" +#include "xgene_enet_xgmac.h" static void xgene_enet_init_bufpool(struct xgene_enet_desc_ring *buf_pool) { @@ -390,7 +392,7 @@ static int xgene_enet_process_ring(struct xgene_enet_desc_ring *ring, } } - return budget; + return count; } static int xgene_enet_napi(struct napi_struct *napi, const int budget) @@ -413,7 +415,7 @@ static void xgene_enet_timeout(struct net_device *ndev) { struct xgene_enet_pdata *pdata = netdev_priv(ndev); - xgene_gmac_reset(pdata); + pdata->mac_ops->reset(pdata); } static int xgene_enet_register_irq(struct net_device *ndev) @@ -445,18 +447,21 @@ static void xgene_enet_free_irq(struct net_device *ndev) static int xgene_enet_open(struct net_device *ndev) { struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct xgene_mac_ops *mac_ops = pdata->mac_ops; int ret; - xgene_gmac_tx_enable(pdata); - xgene_gmac_rx_enable(pdata); + mac_ops->tx_enable(pdata); + mac_ops->rx_enable(pdata); ret = xgene_enet_register_irq(ndev); if (ret) return ret; napi_enable(&pdata->rx_ring->napi); - if (pdata->phy_dev) + if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) phy_start(pdata->phy_dev); + else + schedule_delayed_work(&pdata->link_work, PHY_POLL_LINK_OFF); netif_start_queue(ndev); @@ -466,18 +471,21 @@ static int xgene_enet_open(struct net_device *ndev) static int xgene_enet_close(struct net_device *ndev) { struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct xgene_mac_ops *mac_ops = pdata->mac_ops; netif_stop_queue(ndev); - if (pdata->phy_dev) + if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) phy_stop(pdata->phy_dev); + else + cancel_delayed_work_sync(&pdata->link_work); napi_disable(&pdata->rx_ring->napi); xgene_enet_free_irq(ndev); xgene_enet_process_ring(pdata->rx_ring, -1); - xgene_gmac_tx_disable(pdata); - xgene_gmac_rx_disable(pdata); + mac_ops->tx_disable(pdata); + mac_ops->rx_disable(pdata); return 0; } @@ -613,7 +621,6 @@ static struct xgene_enet_desc_ring *xgene_enet_create_desc_ring( ring->cmd_base = pdata->ring_cmd_addr + (ring->num << 6); ring->cmd = ring->cmd_base + INC_DEC_CMD_ADDR; - pdata->rm = RM3; ring = xgene_enet_setup_ring(ring); netdev_dbg(ndev, "ring info: num=%d size=%d id=%d slots=%d\n", ring->num, ring->size, ring->id, ring->slots); @@ -724,7 +731,7 @@ static int xgene_enet_set_mac_address(struct net_device *ndev, void *addr) ret = eth_mac_addr(ndev, addr); if (ret) return ret; - xgene_gmac_set_mac_addr(pdata); + pdata->mac_ops->set_mac_addr(pdata); return ret; } @@ -803,8 +810,14 @@ static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) pdata->phy_mode = of_get_phy_mode(pdev->dev.of_node); if (pdata->phy_mode < 0) { - dev_err(dev, "Incorrect phy-connection-type in DTS\n"); - return -EINVAL; + dev_err(dev, "Unable to get phy-connection-type\n"); + return pdata->phy_mode; + } + if (pdata->phy_mode != PHY_INTERFACE_MODE_RGMII && + pdata->phy_mode != PHY_INTERFACE_MODE_SGMII && + pdata->phy_mode != PHY_INTERFACE_MODE_XGMII) { + dev_err(dev, "Incorrect phy-connection-type specified\n"); + return -ENODEV; } pdata->clk = devm_clk_get(&pdev->dev, NULL); @@ -819,12 +832,17 @@ static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) pdata->eth_csr_addr = base_addr + BLOCK_ETH_CSR_OFFSET; pdata->eth_ring_if_addr = base_addr + BLOCK_ETH_RING_IF_OFFSET; pdata->eth_diag_csr_addr = base_addr + BLOCK_ETH_DIAG_CSR_OFFSET; - pdata->mcx_mac_addr = base_addr + BLOCK_ETH_MAC_OFFSET; - pdata->mcx_stats_addr = base_addr + BLOCK_ETH_STATS_OFFSET; - pdata->mcx_mac_csr_addr = base_addr + BLOCK_ETH_MAC_CSR_OFFSET; + if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII || + pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) { + pdata->mcx_mac_addr = base_addr + BLOCK_ETH_MAC_OFFSET; + pdata->mcx_mac_csr_addr = base_addr + BLOCK_ETH_MAC_CSR_OFFSET; + } else { + pdata->mcx_mac_addr = base_addr + BLOCK_AXG_MAC_OFFSET; + pdata->mcx_mac_csr_addr = base_addr + BLOCK_AXG_MAC_CSR_OFFSET; + } pdata->rx_buff_cnt = NUM_PKT_BUF; - return ret; + return 0; } static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata) @@ -834,8 +852,7 @@ static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata) u16 dst_ring_num; int ret; - xgene_gmac_tx_disable(pdata); - xgene_gmac_rx_disable(pdata); + pdata->port_ops->reset(pdata); ret = xgene_enet_create_desc_rings(ndev); if (ret) { @@ -853,17 +870,40 @@ static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata) } dst_ring_num = xgene_enet_dst_ring_num(pdata->rx_ring); - xgene_enet_cle_bypass(pdata, dst_ring_num, buf_pool->id); + pdata->port_ops->cle_bypass(pdata, dst_ring_num, buf_pool->id); + pdata->mac_ops->init(pdata); return ret; } +static void xgene_enet_setup_ops(struct xgene_enet_pdata *pdata) +{ + switch (pdata->phy_mode) { + case PHY_INTERFACE_MODE_RGMII: + pdata->mac_ops = &xgene_gmac_ops; + pdata->port_ops = &xgene_gport_ops; + pdata->rm = RM3; + break; + case PHY_INTERFACE_MODE_SGMII: + pdata->mac_ops = &xgene_sgmac_ops; + pdata->port_ops = &xgene_sgport_ops; + pdata->rm = RM1; + break; + default: + pdata->mac_ops = &xgene_xgmac_ops; + pdata->port_ops = &xgene_xgport_ops; + pdata->rm = RM0; + break; + } +} + static int xgene_enet_probe(struct platform_device *pdev) { struct net_device *ndev; struct xgene_enet_pdata *pdata; struct device *dev = &pdev->dev; struct napi_struct *napi; + struct xgene_mac_ops *mac_ops; int ret; ndev = alloc_etherdev(sizeof(struct xgene_enet_pdata)); @@ -886,8 +926,7 @@ static int xgene_enet_probe(struct platform_device *pdev) if (ret) goto err; - xgene_enet_reset(pdata); - xgene_gmac_init(pdata, SPEED_1000); + xgene_enet_setup_ops(pdata); ret = register_netdev(ndev); if (ret) { @@ -907,7 +946,11 @@ static int xgene_enet_probe(struct platform_device *pdev) napi = &pdata->rx_ring->napi; netif_napi_add(ndev, napi, xgene_enet_napi, NAPI_POLL_WEIGHT); - ret = xgene_enet_mdio_config(pdata); + mac_ops = pdata->mac_ops; + if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) + ret = xgene_enet_mdio_config(pdata); + else + INIT_DELAYED_WORK(&pdata->link_work, mac_ops->link_state); return ret; err: @@ -918,19 +961,21 @@ err: static int xgene_enet_remove(struct platform_device *pdev) { struct xgene_enet_pdata *pdata; + struct xgene_mac_ops *mac_ops; struct net_device *ndev; pdata = platform_get_drvdata(pdev); + mac_ops = pdata->mac_ops; ndev = pdata->ndev; - xgene_gmac_rx_disable(pdata); - xgene_gmac_tx_disable(pdata); + mac_ops->rx_disable(pdata); + mac_ops->tx_disable(pdata); netif_napi_del(&pdata->rx_ring->napi); xgene_enet_mdio_remove(pdata); xgene_enet_delete_desc_rings(pdata); unregister_netdev(ndev); - xgene_gport_shutdown(pdata); + pdata->port_ops->shutdown(pdata); free_netdev(ndev); return 0; @@ -956,5 +1001,6 @@ module_platform_driver(xgene_enet_driver); MODULE_DESCRIPTION("APM X-Gene SoC Ethernet driver"); MODULE_VERSION(XGENE_DRV_VERSION); +MODULE_AUTHOR("Iyappan Subramanian <isubramanian@apm.com>"); MODULE_AUTHOR("Keyur Chudgar <kchudgar@apm.com>"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h index 0815866986b0..874e5a01161f 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h @@ -39,6 +39,9 @@ #define NUM_PKT_BUF 64 #define NUM_BUFPOOL 32 +#define PHY_POLL_LINK_ON (10 * HZ) +#define PHY_POLL_LINK_OFF (PHY_POLL_LINK_ON / 5) + /* software context of a descriptor ring */ struct xgene_enet_desc_ring { struct net_device *ndev; @@ -68,6 +71,24 @@ struct xgene_enet_desc_ring { }; }; +struct xgene_mac_ops { + void (*init)(struct xgene_enet_pdata *pdata); + void (*reset)(struct xgene_enet_pdata *pdata); + void (*tx_enable)(struct xgene_enet_pdata *pdata); + void (*rx_enable)(struct xgene_enet_pdata *pdata); + void (*tx_disable)(struct xgene_enet_pdata *pdata); + void (*rx_disable)(struct xgene_enet_pdata *pdata); + void (*set_mac_addr)(struct xgene_enet_pdata *pdata); + void (*link_state)(struct work_struct *work); +}; + +struct xgene_port_ops { + void (*reset)(struct xgene_enet_pdata *pdata); + void (*cle_bypass)(struct xgene_enet_pdata *pdata, + u32 dst_ring_num, u16 bufpool_id); + void (*shutdown)(struct xgene_enet_pdata *pdata); +}; + /* ethernet private data */ struct xgene_enet_pdata { struct net_device *ndev; @@ -88,16 +109,23 @@ struct xgene_enet_pdata { void __iomem *eth_ring_if_addr; void __iomem *eth_diag_csr_addr; void __iomem *mcx_mac_addr; - void __iomem *mcx_stats_addr; void __iomem *mcx_mac_csr_addr; void __iomem *base_addr; void __iomem *ring_csr_addr; void __iomem *ring_cmd_addr; - u32 phy_addr; int phy_mode; - u32 speed; - u16 rm; + enum xgene_enet_rm rm; struct rtnl_link_stats64 stats; + struct xgene_mac_ops *mac_ops; + struct xgene_port_ops *port_ops; + struct delayed_work link_work; +}; + +struct xgene_indirect_ctl { + void __iomem *addr; + void __iomem *ctl; + void __iomem *cmd; + void __iomem *cmd_done; }; /* Set the specified value into a bit-field defined by its starting position diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c new file mode 100644 index 000000000000..e6d24c210198 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c @@ -0,0 +1,389 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "xgene_enet_main.h" +#include "xgene_enet_hw.h" +#include "xgene_enet_sgmac.h" + +static void xgene_enet_wr_csr(struct xgene_enet_pdata *p, u32 offset, u32 val) +{ + iowrite32(val, p->eth_csr_addr + offset); +} + +static void xgene_enet_wr_ring_if(struct xgene_enet_pdata *p, + u32 offset, u32 val) +{ + iowrite32(val, p->eth_ring_if_addr + offset); +} + +static void xgene_enet_wr_diag_csr(struct xgene_enet_pdata *p, + u32 offset, u32 val) +{ + iowrite32(val, p->eth_diag_csr_addr + offset); +} + +static bool xgene_enet_wr_indirect(struct xgene_indirect_ctl *ctl, + u32 wr_addr, u32 wr_data) +{ + int i; + + iowrite32(wr_addr, ctl->addr); + iowrite32(wr_data, ctl->ctl); + iowrite32(XGENE_ENET_WR_CMD, ctl->cmd); + + /* wait for write command to complete */ + for (i = 0; i < 10; i++) { + if (ioread32(ctl->cmd_done)) { + iowrite32(0, ctl->cmd); + return true; + } + udelay(1); + } + + return false; +} + +static void xgene_enet_wr_mac(struct xgene_enet_pdata *p, + u32 wr_addr, u32 wr_data) +{ + struct xgene_indirect_ctl ctl = { + .addr = p->mcx_mac_addr + MAC_ADDR_REG_OFFSET, + .ctl = p->mcx_mac_addr + MAC_WRITE_REG_OFFSET, + .cmd = p->mcx_mac_addr + MAC_COMMAND_REG_OFFSET, + .cmd_done = p->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET + }; + + if (!xgene_enet_wr_indirect(&ctl, wr_addr, wr_data)) + netdev_err(p->ndev, "mac write failed, addr: %04x\n", wr_addr); +} + +static u32 xgene_enet_rd_csr(struct xgene_enet_pdata *p, u32 offset) +{ + return ioread32(p->eth_csr_addr + offset); +} + +static u32 xgene_enet_rd_diag_csr(struct xgene_enet_pdata *p, u32 offset) +{ + return ioread32(p->eth_diag_csr_addr + offset); +} + +static u32 xgene_enet_rd_indirect(struct xgene_indirect_ctl *ctl, u32 rd_addr) +{ + u32 rd_data; + int i; + + iowrite32(rd_addr, ctl->addr); + iowrite32(XGENE_ENET_RD_CMD, ctl->cmd); + + /* wait for read command to complete */ + for (i = 0; i < 10; i++) { + if (ioread32(ctl->cmd_done)) { + rd_data = ioread32(ctl->ctl); + iowrite32(0, ctl->cmd); + + return rd_data; + } + udelay(1); + } + + pr_err("%s: mac read failed, addr: %04x\n", __func__, rd_addr); + + return 0; +} + +static u32 xgene_enet_rd_mac(struct xgene_enet_pdata *p, u32 rd_addr) +{ + struct xgene_indirect_ctl ctl = { + .addr = p->mcx_mac_addr + MAC_ADDR_REG_OFFSET, + .ctl = p->mcx_mac_addr + MAC_READ_REG_OFFSET, + .cmd = p->mcx_mac_addr + MAC_COMMAND_REG_OFFSET, + .cmd_done = p->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET + }; + + return xgene_enet_rd_indirect(&ctl, rd_addr); +} + +static int xgene_enet_ecc_init(struct xgene_enet_pdata *p) +{ + struct net_device *ndev = p->ndev; + u32 data; + int i; + + xgene_enet_wr_diag_csr(p, ENET_CFG_MEM_RAM_SHUTDOWN_ADDR, 0); + for (i = 0; i < 10 && data != ~0U ; i++) { + usleep_range(100, 110); + data = xgene_enet_rd_diag_csr(p, ENET_BLOCK_MEM_RDY_ADDR); + } + + if (data != ~0U) { + netdev_err(ndev, "Failed to release memory from shutdown\n"); + return -ENODEV; + } + + return 0; +} + +static void xgene_enet_config_ring_if_assoc(struct xgene_enet_pdata *p) +{ + u32 val = 0xffffffff; + + xgene_enet_wr_ring_if(p, ENET_CFGSSQMIWQASSOC_ADDR, val); + xgene_enet_wr_ring_if(p, ENET_CFGSSQMIFPQASSOC_ADDR, val); +} + +static void xgene_mii_phy_write(struct xgene_enet_pdata *p, u8 phy_id, + u32 reg, u16 data) +{ + u32 addr, wr_data, done; + int i; + + addr = PHY_ADDR(phy_id) | REG_ADDR(reg); + xgene_enet_wr_mac(p, MII_MGMT_ADDRESS_ADDR, addr); + + wr_data = PHY_CONTROL(data); + xgene_enet_wr_mac(p, MII_MGMT_CONTROL_ADDR, wr_data); + + for (i = 0; i < 10; i++) { + done = xgene_enet_rd_mac(p, MII_MGMT_INDICATORS_ADDR); + if (!(done & BUSY_MASK)) + return; + usleep_range(10, 20); + } + + netdev_err(p->ndev, "MII_MGMT write failed\n"); +} + +static u32 xgene_mii_phy_read(struct xgene_enet_pdata *p, u8 phy_id, u32 reg) +{ + u32 addr, data, done; + int i; + + addr = PHY_ADDR(phy_id) | REG_ADDR(reg); + xgene_enet_wr_mac(p, MII_MGMT_ADDRESS_ADDR, addr); + xgene_enet_wr_mac(p, MII_MGMT_COMMAND_ADDR, READ_CYCLE_MASK); + + for (i = 0; i < 10; i++) { + done = xgene_enet_rd_mac(p, MII_MGMT_INDICATORS_ADDR); + if (!(done & BUSY_MASK)) { + data = xgene_enet_rd_mac(p, MII_MGMT_STATUS_ADDR); + xgene_enet_wr_mac(p, MII_MGMT_COMMAND_ADDR, 0); + + return data; + } + usleep_range(10, 20); + } + + netdev_err(p->ndev, "MII_MGMT read failed\n"); + + return 0; +} + +static void xgene_sgmac_reset(struct xgene_enet_pdata *p) +{ + xgene_enet_wr_mac(p, MAC_CONFIG_1_ADDR, SOFT_RESET1); + xgene_enet_wr_mac(p, MAC_CONFIG_1_ADDR, 0); +} + +static void xgene_sgmac_set_mac_addr(struct xgene_enet_pdata *p) +{ + u32 addr0, addr1; + u8 *dev_addr = p->ndev->dev_addr; + + addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) | + (dev_addr[1] << 8) | dev_addr[0]; + xgene_enet_wr_mac(p, STATION_ADDR0_ADDR, addr0); + + addr1 = xgene_enet_rd_mac(p, STATION_ADDR1_ADDR); + addr1 |= (dev_addr[5] << 24) | (dev_addr[4] << 16); + xgene_enet_wr_mac(p, STATION_ADDR1_ADDR, addr1); +} + +static u32 xgene_enet_link_status(struct xgene_enet_pdata *p) +{ + u32 data; + + data = xgene_mii_phy_read(p, INT_PHY_ADDR, + SGMII_BASE_PAGE_ABILITY_ADDR >> 2); + + return data & LINK_UP; +} + +static void xgene_sgmac_init(struct xgene_enet_pdata *p) +{ + u32 data, loop = 10; + + xgene_sgmac_reset(p); + + /* Enable auto-negotiation */ + xgene_mii_phy_write(p, INT_PHY_ADDR, SGMII_CONTROL_ADDR >> 2, 0x1000); + xgene_mii_phy_write(p, INT_PHY_ADDR, SGMII_TBI_CONTROL_ADDR >> 2, 0); + + while (loop--) { + data = xgene_mii_phy_read(p, INT_PHY_ADDR, + SGMII_STATUS_ADDR >> 2); + if ((data & AUTO_NEG_COMPLETE) && (data & LINK_STATUS)) + break; + usleep_range(10, 20); + } + if (!(data & AUTO_NEG_COMPLETE) || !(data & LINK_STATUS)) + netdev_err(p->ndev, "Auto-negotiation failed\n"); + + data = xgene_enet_rd_mac(p, MAC_CONFIG_2_ADDR); + ENET_INTERFACE_MODE2_SET(&data, 2); + xgene_enet_wr_mac(p, MAC_CONFIG_2_ADDR, data | FULL_DUPLEX2); + xgene_enet_wr_mac(p, INTERFACE_CONTROL_ADDR, ENET_GHD_MODE); + + data = xgene_enet_rd_csr(p, ENET_SPARE_CFG_REG_ADDR); + data |= MPA_IDLE_WITH_QMI_EMPTY; + xgene_enet_wr_csr(p, ENET_SPARE_CFG_REG_ADDR, data); + + xgene_sgmac_set_mac_addr(p); + + data = xgene_enet_rd_csr(p, DEBUG_REG_ADDR); + data |= CFG_BYPASS_UNISEC_TX | CFG_BYPASS_UNISEC_RX; + xgene_enet_wr_csr(p, DEBUG_REG_ADDR, data); + + /* Adjust MDC clock frequency */ + data = xgene_enet_rd_mac(p, MII_MGMT_CONFIG_ADDR); + MGMT_CLOCK_SEL_SET(&data, 7); + xgene_enet_wr_mac(p, MII_MGMT_CONFIG_ADDR, data); + + /* Enable drop if bufpool not available */ + data = xgene_enet_rd_csr(p, RSIF_CONFIG_REG_ADDR); + data |= CFG_RSIF_FPBUFF_TIMEOUT_EN; + xgene_enet_wr_csr(p, RSIF_CONFIG_REG_ADDR, data); + + /* Rtype should be copied from FP */ + xgene_enet_wr_csr(p, RSIF_RAM_DBG_REG0_ADDR, 0); + + /* Bypass traffic gating */ + xgene_enet_wr_csr(p, CFG_LINK_AGGR_RESUME_0_ADDR, TX_PORT0); + xgene_enet_wr_csr(p, CFG_BYPASS_ADDR, RESUME_TX); + xgene_enet_wr_csr(p, SG_RX_DV_GATE_REG_0_ADDR, RESUME_RX0); +} + +static void xgene_sgmac_rxtx(struct xgene_enet_pdata *p, u32 bits, bool set) +{ + u32 data; + + data = xgene_enet_rd_mac(p, MAC_CONFIG_1_ADDR); + + if (set) + data |= bits; + else + data &= ~bits; + + xgene_enet_wr_mac(p, MAC_CONFIG_1_ADDR, data); +} + +static void xgene_sgmac_rx_enable(struct xgene_enet_pdata *p) +{ + xgene_sgmac_rxtx(p, RX_EN, true); +} + +static void xgene_sgmac_tx_enable(struct xgene_enet_pdata *p) +{ + xgene_sgmac_rxtx(p, TX_EN, true); +} + +static void xgene_sgmac_rx_disable(struct xgene_enet_pdata *p) +{ + xgene_sgmac_rxtx(p, RX_EN, false); +} + +static void xgene_sgmac_tx_disable(struct xgene_enet_pdata *p) +{ + xgene_sgmac_rxtx(p, TX_EN, false); +} + +static void xgene_enet_reset(struct xgene_enet_pdata *p) +{ + clk_prepare_enable(p->clk); + clk_disable_unprepare(p->clk); + clk_prepare_enable(p->clk); + + xgene_enet_ecc_init(p); + xgene_enet_config_ring_if_assoc(p); +} + +static void xgene_enet_cle_bypass(struct xgene_enet_pdata *p, + u32 dst_ring_num, u16 bufpool_id) +{ + u32 data, fpsel; + + data = CFG_CLE_BYPASS_EN0; + xgene_enet_wr_csr(p, CLE_BYPASS_REG0_0_ADDR, data); + + fpsel = xgene_enet_ring_bufnum(bufpool_id) - 0x20; + data = CFG_CLE_DSTQID0(dst_ring_num) | CFG_CLE_FPSEL0(fpsel); + xgene_enet_wr_csr(p, CLE_BYPASS_REG1_0_ADDR, data); +} + +static void xgene_enet_shutdown(struct xgene_enet_pdata *p) +{ + clk_disable_unprepare(p->clk); +} + +static void xgene_enet_link_state(struct work_struct *work) +{ + struct xgene_enet_pdata *p = container_of(to_delayed_work(work), + struct xgene_enet_pdata, link_work); + struct net_device *ndev = p->ndev; + u32 link, poll_interval; + + link = xgene_enet_link_status(p); + if (link) { + if (!netif_carrier_ok(ndev)) { + netif_carrier_on(ndev); + xgene_sgmac_init(p); + xgene_sgmac_rx_enable(p); + xgene_sgmac_tx_enable(p); + netdev_info(ndev, "Link is Up - 1Gbps\n"); + } + poll_interval = PHY_POLL_LINK_ON; + } else { + if (netif_carrier_ok(ndev)) { + xgene_sgmac_rx_disable(p); + xgene_sgmac_tx_disable(p); + netif_carrier_off(ndev); + netdev_info(ndev, "Link is Down\n"); + } + poll_interval = PHY_POLL_LINK_OFF; + } + + schedule_delayed_work(&p->link_work, poll_interval); +} + +struct xgene_mac_ops xgene_sgmac_ops = { + .init = xgene_sgmac_init, + .reset = xgene_sgmac_reset, + .rx_enable = xgene_sgmac_rx_enable, + .tx_enable = xgene_sgmac_tx_enable, + .rx_disable = xgene_sgmac_rx_disable, + .tx_disable = xgene_sgmac_tx_disable, + .set_mac_addr = xgene_sgmac_set_mac_addr, + .link_state = xgene_enet_link_state +}; + +struct xgene_port_ops xgene_sgport_ops = { + .reset = xgene_enet_reset, + .cle_bypass = xgene_enet_cle_bypass, + .shutdown = xgene_enet_shutdown +}; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.h b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.h new file mode 100644 index 000000000000..de432465009c --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.h @@ -0,0 +1,41 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __XGENE_ENET_SGMAC_H__ +#define __XGENE_ENET_SGMAC_H__ + +#define PHY_ADDR(src) (((src)<<8) & GENMASK(12, 8)) +#define REG_ADDR(src) ((src) & GENMASK(4, 0)) +#define PHY_CONTROL(src) ((src) & GENMASK(15, 0)) +#define INT_PHY_ADDR 0x1e +#define SGMII_TBI_CONTROL_ADDR 0x44 +#define SGMII_CONTROL_ADDR 0x00 +#define SGMII_STATUS_ADDR 0x04 +#define SGMII_BASE_PAGE_ABILITY_ADDR 0x14 +#define AUTO_NEG_COMPLETE BIT(5) +#define LINK_STATUS BIT(2) +#define LINK_UP BIT(15) +#define MPA_IDLE_WITH_QMI_EMPTY BIT(12) +#define SG_RX_DV_GATE_REG_0_ADDR 0x0dfc + +extern struct xgene_mac_ops xgene_sgmac_ops; +extern struct xgene_port_ops xgene_sgport_ops; + +#endif /* __XGENE_ENET_SGMAC_H__ */ diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c new file mode 100644 index 000000000000..67d07206b3c7 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c @@ -0,0 +1,332 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "xgene_enet_main.h" +#include "xgene_enet_hw.h" +#include "xgene_enet_xgmac.h" + +static void xgene_enet_wr_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 val) +{ + void __iomem *addr = pdata->eth_csr_addr + offset; + + iowrite32(val, addr); +} + +static void xgene_enet_wr_ring_if(struct xgene_enet_pdata *pdata, + u32 offset, u32 val) +{ + void __iomem *addr = pdata->eth_ring_if_addr + offset; + + iowrite32(val, addr); +} + +static void xgene_enet_wr_diag_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 val) +{ + void __iomem *addr = pdata->eth_diag_csr_addr + offset; + + iowrite32(val, addr); +} + +static bool xgene_enet_wr_indirect(void __iomem *addr, void __iomem *wr, + void __iomem *cmd, void __iomem *cmd_done, + u32 wr_addr, u32 wr_data) +{ + u32 done; + u8 wait = 10; + + iowrite32(wr_addr, addr); + iowrite32(wr_data, wr); + iowrite32(XGENE_ENET_WR_CMD, cmd); + + /* wait for write command to complete */ + while (!(done = ioread32(cmd_done)) && wait--) + udelay(1); + + if (!done) + return false; + + iowrite32(0, cmd); + + return true; +} + +static void xgene_enet_wr_mac(struct xgene_enet_pdata *pdata, + u32 wr_addr, u32 wr_data) +{ + void __iomem *addr, *wr, *cmd, *cmd_done; + + addr = pdata->mcx_mac_addr + MAC_ADDR_REG_OFFSET; + wr = pdata->mcx_mac_addr + MAC_WRITE_REG_OFFSET; + cmd = pdata->mcx_mac_addr + MAC_COMMAND_REG_OFFSET; + cmd_done = pdata->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET; + + if (!xgene_enet_wr_indirect(addr, wr, cmd, cmd_done, wr_addr, wr_data)) + netdev_err(pdata->ndev, "MCX mac write failed, addr: %04x\n", + wr_addr); +} + +static void xgene_enet_rd_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 *val) +{ + void __iomem *addr = pdata->eth_csr_addr + offset; + + *val = ioread32(addr); +} + +static void xgene_enet_rd_diag_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 *val) +{ + void __iomem *addr = pdata->eth_diag_csr_addr + offset; + + *val = ioread32(addr); +} + +static bool xgene_enet_rd_indirect(void __iomem *addr, void __iomem *rd, + void __iomem *cmd, void __iomem *cmd_done, + u32 rd_addr, u32 *rd_data) +{ + u32 done; + u8 wait = 10; + + iowrite32(rd_addr, addr); + iowrite32(XGENE_ENET_RD_CMD, cmd); + + /* wait for read command to complete */ + while (!(done = ioread32(cmd_done)) && wait--) + udelay(1); + + if (!done) + return false; + + *rd_data = ioread32(rd); + iowrite32(0, cmd); + + return true; +} + +static void xgene_enet_rd_mac(struct xgene_enet_pdata *pdata, + u32 rd_addr, u32 *rd_data) +{ + void __iomem *addr, *rd, *cmd, *cmd_done; + + addr = pdata->mcx_mac_addr + MAC_ADDR_REG_OFFSET; + rd = pdata->mcx_mac_addr + MAC_READ_REG_OFFSET; + cmd = pdata->mcx_mac_addr + MAC_COMMAND_REG_OFFSET; + cmd_done = pdata->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET; + + if (!xgene_enet_rd_indirect(addr, rd, cmd, cmd_done, rd_addr, rd_data)) + netdev_err(pdata->ndev, "MCX mac read failed, addr: %04x\n", + rd_addr); +} + +static int xgene_enet_ecc_init(struct xgene_enet_pdata *pdata) +{ + struct net_device *ndev = pdata->ndev; + u32 data; + u8 wait = 10; + + xgene_enet_wr_diag_csr(pdata, ENET_CFG_MEM_RAM_SHUTDOWN_ADDR, 0x0); + do { + usleep_range(100, 110); + xgene_enet_rd_diag_csr(pdata, ENET_BLOCK_MEM_RDY_ADDR, &data); + } while ((data != 0xffffffff) && wait--); + + if (data != 0xffffffff) { + netdev_err(ndev, "Failed to release memory from shutdown\n"); + return -ENODEV; + } + + return 0; +} + +static void xgene_enet_config_ring_if_assoc(struct xgene_enet_pdata *pdata) +{ + xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIWQASSOC_ADDR, 0); + xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIFPQASSOC_ADDR, 0); + xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIQMLITEWQASSOC_ADDR, 0); + xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIQMLITEFPQASSOC_ADDR, 0); +} + +static void xgene_xgmac_reset(struct xgene_enet_pdata *pdata) +{ + xgene_enet_wr_mac(pdata, AXGMAC_CONFIG_0, HSTMACRST); + xgene_enet_wr_mac(pdata, AXGMAC_CONFIG_0, 0); +} + +static void xgene_xgmac_set_mac_addr(struct xgene_enet_pdata *pdata) +{ + u32 addr0, addr1; + u8 *dev_addr = pdata->ndev->dev_addr; + + addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) | + (dev_addr[1] << 8) | dev_addr[0]; + addr1 = (dev_addr[5] << 24) | (dev_addr[4] << 16); + + xgene_enet_wr_mac(pdata, HSTMACADR_LSW_ADDR, addr0); + xgene_enet_wr_mac(pdata, HSTMACADR_MSW_ADDR, addr1); +} + +static u32 xgene_enet_link_status(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_csr(pdata, XG_LINK_STATUS_ADDR, &data); + + return data; +} + +static void xgene_xgmac_init(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_xgmac_reset(pdata); + + xgene_enet_rd_mac(pdata, AXGMAC_CONFIG_1, &data); + data |= HSTPPEN; + data &= ~HSTLENCHK; + xgene_enet_wr_mac(pdata, AXGMAC_CONFIG_1, data); + + xgene_enet_wr_mac(pdata, HSTMAXFRAME_LENGTH_ADDR, 0x06000600); + xgene_xgmac_set_mac_addr(pdata); + + xgene_enet_rd_csr(pdata, XG_RSIF_CONFIG_REG_ADDR, &data); + data |= CFG_RSIF_FPBUFF_TIMEOUT_EN; + xgene_enet_wr_csr(pdata, XG_RSIF_CONFIG_REG_ADDR, data); + + xgene_enet_wr_csr(pdata, XG_CFG_BYPASS_ADDR, RESUME_TX); + xgene_enet_wr_csr(pdata, XGENET_RX_DV_GATE_REG_0_ADDR, 0); + xgene_enet_rd_csr(pdata, XG_ENET_SPARE_CFG_REG_ADDR, &data); + data |= BIT(12); + xgene_enet_wr_csr(pdata, XG_ENET_SPARE_CFG_REG_ADDR, data); + xgene_enet_wr_csr(pdata, XG_ENET_SPARE_CFG_REG_1_ADDR, 0x82); +} + +static void xgene_xgmac_rx_enable(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_mac(pdata, AXGMAC_CONFIG_1, &data); + xgene_enet_wr_mac(pdata, AXGMAC_CONFIG_1, data | HSTRFEN); +} + +static void xgene_xgmac_tx_enable(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_mac(pdata, AXGMAC_CONFIG_1, &data); + xgene_enet_wr_mac(pdata, AXGMAC_CONFIG_1, data | HSTTFEN); +} + +static void xgene_xgmac_rx_disable(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_mac(pdata, AXGMAC_CONFIG_1, &data); + xgene_enet_wr_mac(pdata, AXGMAC_CONFIG_1, data & ~HSTRFEN); +} + +static void xgene_xgmac_tx_disable(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_mac(pdata, AXGMAC_CONFIG_1, &data); + xgene_enet_wr_mac(pdata, AXGMAC_CONFIG_1, data & ~HSTTFEN); +} + +static void xgene_enet_reset(struct xgene_enet_pdata *pdata) +{ + clk_prepare_enable(pdata->clk); + clk_disable_unprepare(pdata->clk); + clk_prepare_enable(pdata->clk); + + xgene_enet_ecc_init(pdata); + xgene_enet_config_ring_if_assoc(pdata); +} + +static void xgene_enet_xgcle_bypass(struct xgene_enet_pdata *pdata, + u32 dst_ring_num, u16 bufpool_id) +{ + u32 cb, fpsel; + + xgene_enet_rd_csr(pdata, XCLE_BYPASS_REG0_ADDR, &cb); + cb |= CFG_CLE_BYPASS_EN0; + CFG_CLE_IP_PROTOCOL0_SET(&cb, 3); + xgene_enet_wr_csr(pdata, XCLE_BYPASS_REG0_ADDR, cb); + + fpsel = xgene_enet_ring_bufnum(bufpool_id) - 0x20; + xgene_enet_rd_csr(pdata, XCLE_BYPASS_REG1_ADDR, &cb); + CFG_CLE_DSTQID0_SET(&cb, dst_ring_num); + CFG_CLE_FPSEL0_SET(&cb, fpsel); + xgene_enet_wr_csr(pdata, XCLE_BYPASS_REG1_ADDR, cb); +} + +static void xgene_enet_shutdown(struct xgene_enet_pdata *pdata) +{ + clk_disable_unprepare(pdata->clk); +} + +static void xgene_enet_link_state(struct work_struct *work) +{ + struct xgene_enet_pdata *pdata = container_of(to_delayed_work(work), + struct xgene_enet_pdata, link_work); + struct net_device *ndev = pdata->ndev; + u32 link_status, poll_interval; + + link_status = xgene_enet_link_status(pdata); + if (link_status) { + if (!netif_carrier_ok(ndev)) { + netif_carrier_on(ndev); + xgene_xgmac_init(pdata); + xgene_xgmac_rx_enable(pdata); + xgene_xgmac_tx_enable(pdata); + netdev_info(ndev, "Link is Up - 10Gbps\n"); + } + poll_interval = PHY_POLL_LINK_ON; + } else { + if (netif_carrier_ok(ndev)) { + xgene_xgmac_rx_disable(pdata); + xgene_xgmac_tx_disable(pdata); + netif_carrier_off(ndev); + netdev_info(ndev, "Link is Down\n"); + } + poll_interval = PHY_POLL_LINK_OFF; + } + + schedule_delayed_work(&pdata->link_work, poll_interval); +} + +struct xgene_mac_ops xgene_xgmac_ops = { + .init = xgene_xgmac_init, + .reset = xgene_xgmac_reset, + .rx_enable = xgene_xgmac_rx_enable, + .tx_enable = xgene_xgmac_tx_enable, + .rx_disable = xgene_xgmac_rx_disable, + .tx_disable = xgene_xgmac_tx_disable, + .set_mac_addr = xgene_xgmac_set_mac_addr, + .link_state = xgene_enet_link_state +}; + +struct xgene_port_ops xgene_xgport_ops = { + .reset = xgene_enet_reset, + .cle_bypass = xgene_enet_xgcle_bypass, + .shutdown = xgene_enet_shutdown, +}; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.h b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.h new file mode 100644 index 000000000000..5a5296a6d1df --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.h @@ -0,0 +1,53 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __XGENE_ENET_XGMAC_H__ +#define __XGENE_ENET_XGMAC_H__ + +#define BLOCK_AXG_MAC_OFFSET 0x0800 +#define BLOCK_AXG_MAC_CSR_OFFSET 0x2000 + +#define AXGMAC_CONFIG_0 0x0000 +#define AXGMAC_CONFIG_1 0x0004 +#define HSTMACRST BIT(31) +#define HSTTCTLEN BIT(31) +#define HSTTFEN BIT(30) +#define HSTRCTLEN BIT(29) +#define HSTRFEN BIT(28) +#define HSTPPEN BIT(7) +#define HSTDRPLT64 BIT(5) +#define HSTLENCHK BIT(3) +#define HSTMACADR_LSW_ADDR 0x0010 +#define HSTMACADR_MSW_ADDR 0x0014 +#define HSTMAXFRAME_LENGTH_ADDR 0x0020 + +#define XG_RSIF_CONFIG_REG_ADDR 0x00a0 +#define XCLE_BYPASS_REG0_ADDR 0x0160 +#define XCLE_BYPASS_REG1_ADDR 0x0164 +#define XG_CFG_BYPASS_ADDR 0x0204 +#define XG_LINK_STATUS_ADDR 0x0228 +#define XG_ENET_SPARE_CFG_REG_ADDR 0x040c +#define XG_ENET_SPARE_CFG_REG_1_ADDR 0x0410 +#define XGENET_RX_DV_GATE_REG_0_ADDR 0x0804 + +extern struct xgene_mac_ops xgene_xgmac_ops; +extern struct xgene_port_ops xgene_xgport_ops; + +#endif /* __XGENE_ENET_XGMAC_H__ */ diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 075688188644..9ae36979bdee 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -436,7 +436,8 @@ static int bcm_sysport_set_wol(struct net_device *dev, /* Flag the device and relevant IRQ as wakeup capable */ if (wol->wolopts) { device_set_wakeup_enable(kdev, 1); - enable_irq_wake(priv->wol_irq); + if (priv->wol_irq_disabled) + enable_irq_wake(priv->wol_irq); priv->wol_irq_disabled = 0; } else { device_set_wakeup_enable(kdev, 0); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index fff2634b6f34..fdc9ec09e453 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1285,11 +1285,6 @@ static unsigned int bcmgenet_desc_rx(struct bcmgenet_priv *priv, cb = &priv->rx_cbs[priv->rx_read_ptr]; skb = cb->skb; - rxpktprocessed++; - - priv->rx_read_ptr++; - priv->rx_read_ptr &= (priv->num_rx_bds - 1); - /* We do not have a backing SKB, so we do not have a * corresponding DMA mapping for this incoming packet since * bcmgenet_rx_refill always either has both skb and mapping or @@ -1404,6 +1399,10 @@ refill: err = bcmgenet_rx_refill(priv, cb); if (err) netif_err(priv, rx_err, dev, "Rx refill failed\n"); + + rxpktprocessed++; + priv->rx_read_ptr++; + priv->rx_read_ptr &= (priv->num_rx_bds - 1); } return rxpktprocessed; diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index b82b7e4e06b2..149a0d70c108 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -86,7 +86,9 @@ int bcmgenet_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) /* Flag the device and relevant IRQ as wakeup capable */ if (wol->wolopts) { device_set_wakeup_enable(kdev, 1); - enable_irq_wake(priv->wol_irq); + /* Avoid unbalanced enable_irq_wake calls */ + if (priv->wol_irq_disabled) + enable_irq_wake(priv->wol_irq); priv->wol_irq_disabled = false; } else { device_set_wakeup_enable(kdev, 0); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index ba499489969a..dbb41c1923e6 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -8099,9 +8099,6 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Sync BD data before updating mailbox */ wmb(); - /* Packets are ready, update Tx producer idx local and on card. */ - tw32_tx_mbox(tnapi->prodmbox, entry); - tnapi->tx_prod = entry; if (unlikely(tg3_tx_avail(tnapi) <= (MAX_SKB_FRAGS + 1))) { netif_tx_stop_queue(txq); @@ -8116,7 +8113,12 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) netif_tx_wake_queue(txq); } - mmiowb(); + if (!skb->xmit_more || netif_xmit_stopped(txq)) { + /* Packets are ready, update Tx producer idx on card. */ + tw32_tx_mbox(tnapi->prodmbox, entry); + mmiowb(); + } + return NETDEV_TX_OK; dma_error: diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c index 153cafac323c..c3861de9dc81 100644 --- a/drivers/net/ethernet/brocade/bna/bnad.c +++ b/drivers/net/ethernet/brocade/bna/bnad.c @@ -552,6 +552,7 @@ bnad_cq_setup_skb_frags(struct bna_rcb *rcb, struct sk_buff *skb, len = (vec == nvecs) ? last_fraglen : unmap->vector.len; + skb->truesize += unmap->vector.len; totlen += len; skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, @@ -563,7 +564,6 @@ bnad_cq_setup_skb_frags(struct bna_rcb *rcb, struct sk_buff *skb, skb->len += totlen; skb->data_len += totlen; - skb->truesize += totlen; } static inline void diff --git a/drivers/net/ethernet/chelsio/Kconfig b/drivers/net/ethernet/chelsio/Kconfig index c3ce9df0041a..ac6473f75eb9 100644 --- a/drivers/net/ethernet/chelsio/Kconfig +++ b/drivers/net/ethernet/chelsio/Kconfig @@ -68,7 +68,7 @@ config CHELSIO_T3 config CHELSIO_T4 tristate "Chelsio Communications T4/T5 Ethernet support" - depends on PCI + depends on PCI && (IPV6 || IPV6=n) select FW_LOADER select MDIO ---help--- diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index 9b2c669b6522..3c481b260745 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -968,7 +968,7 @@ void t4_intr_enable(struct adapter *adapter); void t4_intr_disable(struct adapter *adapter); int t4_slow_intr_handler(struct adapter *adapter); -int t4_wait_dev_ready(struct adapter *adap); +int t4_wait_dev_ready(void __iomem *regs); int t4_link_start(struct adapter *adap, unsigned int mbox, unsigned int port, struct link_config *lc); int t4_restart_aneg(struct adapter *adap, unsigned int mbox, unsigned int port); @@ -986,6 +986,8 @@ static inline int t4_memory_write(struct adapter *adap, int mtype, u32 addr, int t4_seeprom_wp(struct adapter *adapter, bool enable); int get_vpd_params(struct adapter *adapter, struct vpd_params *p); int t4_load_fw(struct adapter *adapter, const u8 *fw_data, unsigned int size); +int t4_fw_upgrade(struct adapter *adap, unsigned int mbox, + const u8 *fw_data, unsigned int size, int force); unsigned int t4_flash_cfg_addr(struct adapter *adapter); int t4_get_fw_version(struct adapter *adapter, u32 *vers); int t4_get_tp_version(struct adapter *adapter, u32 *vers); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 321f3d9385c9..3f60070f2519 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -2929,16 +2929,26 @@ static int set_flash(struct net_device *netdev, struct ethtool_flash *ef) int ret; const struct firmware *fw; struct adapter *adap = netdev2adap(netdev); + unsigned int mbox = FW_PCIE_FW_MASTER_MASK + 1; ef->data[sizeof(ef->data) - 1] = '\0'; ret = request_firmware(&fw, ef->data, adap->pdev_dev); if (ret < 0) return ret; - ret = t4_load_fw(adap, fw->data, fw->size); + /* If the adapter has been fully initialized then we'll go ahead and + * try to get the firmware's cooperation in upgrading to the new + * firmware image otherwise we'll try to do the entire job from the + * host ... and we always "force" the operation in this path. + */ + if (adap->flags & FULL_INIT_DONE) + mbox = adap->mbox; + + ret = t4_fw_upgrade(adap, mbox, fw->data, fw->size, 1); release_firmware(fw); if (!ret) - dev_info(adap->pdev_dev, "loaded firmware %s\n", ef->data); + dev_info(adap->pdev_dev, "loaded firmware %s," + " reload cxgb4 driver\n", ef->data); return ret; } @@ -4359,6 +4369,7 @@ EXPORT_SYMBOL(cxgb4_unregister_uld); * success (true) if it belongs otherwise failure (false). * Called with rcu_read_lock() held. */ +#if IS_ENABLED(CONFIG_IPV6) static bool cxgb4_netdev(const struct net_device *netdev) { struct adapter *adap; @@ -4480,6 +4491,13 @@ static int update_root_dev_clip(struct net_device *dev) return ret; /* Parse all bond and vlan devices layered on top of the physical dev */ + root_dev = netdev_master_upper_dev_get_rcu(dev); + if (root_dev) { + ret = update_dev_clip(root_dev, dev); + if (ret) + return ret; + } + for (i = 0; i < VLAN_N_VID; i++) { root_dev = __vlan_find_dev_deep_rcu(dev, htons(ETH_P_8021Q), i); if (!root_dev) @@ -4512,6 +4530,7 @@ static void update_clip(const struct adapter *adap) } rcu_read_unlock(); } +#endif /* IS_ENABLED(CONFIG_IPV6) */ /** * cxgb_up - enable the adapter @@ -4558,7 +4577,9 @@ static int cxgb_up(struct adapter *adap) t4_intr_enable(adap); adap->flags |= FULL_INIT_DONE; notify_ulds(adap, CXGB4_STATE_UP); +#if IS_ENABLED(CONFIG_IPV6) update_clip(adap); +#endif out: return err; irq_err: @@ -6137,7 +6158,7 @@ static pci_ers_result_t eeh_slot_reset(struct pci_dev *pdev) pci_save_state(pdev); pci_cleanup_aer_uncorrect_error_status(pdev); - if (t4_wait_dev_ready(adap) < 0) + if (t4_wait_dev_ready(adap->regs) < 0) return PCI_ERS_RESULT_DISCONNECT; if (t4_fw_hello(adap, adap->fn, adap->fn, MASTER_MUST, NULL) < 0) return PCI_ERS_RESULT_DISCONNECT; @@ -6530,6 +6551,10 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_disable_device; } + err = t4_wait_dev_ready(regs); + if (err < 0) + goto out_unmap_bar0; + /* We control everything through one PF */ func = SOURCEPF_GET(readl(regs + PL_WHOAMI)); if (func != ent->driver_data) { @@ -6848,14 +6873,18 @@ static int __init cxgb4_init_module(void) if (ret < 0) debugfs_remove(cxgb4_debugfs_root); +#if IS_ENABLED(CONFIG_IPV6) register_inet6addr_notifier(&cxgb4_inet6addr_notifier); +#endif return ret; } static void __exit cxgb4_cleanup_module(void) { +#if IS_ENABLED(CONFIG_IPV6) unregister_inet6addr_notifier(&cxgb4_inet6addr_notifier); +#endif pci_unregister_driver(&cxgb4_driver); debugfs_remove(cxgb4_debugfs_root); /* NULL ok */ } diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index fab4c84a1da4..5e1b314e11af 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -1123,7 +1123,10 @@ out_free: dev_kfree_skb_any(skb); lso->c.ipid_ofst = htons(0); lso->c.mss = htons(ssi->gso_size); lso->c.seqno_offset = htonl(0); - lso->c.len = htonl(skb->len); + if (is_t4(adap->params.chip)) + lso->c.len = htonl(skb->len); + else + lso->c.len = htonl(LSO_T5_XFER_SIZE(skb->len)); cpl = (void *)(lso + 1); cntrl = TXPKT_CSUM_TYPE(v6 ? TX_CSUM_TCPIP6 : TX_CSUM_TCPIP) | TXPKT_IPHDR_LEN(l3hdr_len) | diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 22d7581341a9..a9d9d74e4f09 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -37,8 +37,6 @@ #include "t4_regs.h" #include "t4fw_api.h" -static int t4_fw_upgrade(struct adapter *adap, unsigned int mbox, - const u8 *fw_data, unsigned int size, int force); /** * t4_wait_op_done_val - wait until an operation is completed * @adapter: the adapter performing the operation @@ -3076,8 +3074,8 @@ static int t4_fw_restart(struct adapter *adap, unsigned int mbox, int reset) * positive errno indicates that the adapter is ~probably~ intact, a * negative errno indicates that things are looking bad ... */ -static int t4_fw_upgrade(struct adapter *adap, unsigned int mbox, - const u8 *fw_data, unsigned int size, int force) +int t4_fw_upgrade(struct adapter *adap, unsigned int mbox, + const u8 *fw_data, unsigned int size, int force) { const struct fw_hdr *fw_hdr = (const struct fw_hdr *)fw_data; int reset, ret; @@ -3845,12 +3843,19 @@ static void init_link_config(struct link_config *lc, unsigned int caps) } } -int t4_wait_dev_ready(struct adapter *adap) +#define CIM_PF_NOACCESS 0xeeeeeeee + +int t4_wait_dev_ready(void __iomem *regs) { - if (t4_read_reg(adap, PL_WHOAMI) != 0xffffffff) + u32 whoami; + + whoami = readl(regs + PL_WHOAMI); + if (whoami != 0xffffffff && whoami != CIM_PF_NOACCESS) return 0; + msleep(500); - return t4_read_reg(adap, PL_WHOAMI) != 0xffffffff ? 0 : -EIO; + whoami = readl(regs + PL_WHOAMI); + return (whoami != 0xffffffff && whoami != CIM_PF_NOACCESS ? 0 : -EIO); } struct flash_desc { @@ -3919,10 +3924,6 @@ int t4_prep_adapter(struct adapter *adapter) uint16_t device_id; u32 pl_rev; - ret = t4_wait_dev_ready(adapter); - if (ret < 0) - return ret; - get_pci_mode(adapter, &adapter->params.pci); pl_rev = G_REV(t4_read_reg(adapter, PL_REV)); diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h index 52e08103f221..5f4db2398c71 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h @@ -527,6 +527,7 @@ struct cpl_tx_pkt_lso_core { #define LSO_LAST_SLICE (1 << 22) #define LSO_FIRST_SLICE (1 << 23) #define LSO_OPCODE(x) ((x) << 24) +#define LSO_T5_XFER_SIZE(x) ((x) << 0) __be16 ipid_ofst; __be16 mss; __be32 seqno_offset; diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h index eee272883027..a1024db5dc13 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h @@ -72,9 +72,8 @@ #define PIDX_MASK 0x00003fffU #define PIDX_SHIFT 0 #define PIDX(x) ((x) << PIDX_SHIFT) -#define S_PIDX_T5 0 -#define M_PIDX_T5 0x1fffU -#define PIDX_T5(x) (((x) >> S_PIDX_T5) & M_PIDX_T5) +#define PIDX_SHIFT_T5 0 +#define PIDX_T5(x) ((x) << PIDX_SHIFT_T5) #define SGE_TIMERREGS 6 diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c index 8498a641b2e3..bfa398d91826 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c @@ -163,15 +163,19 @@ void t4vf_os_link_changed(struct adapter *adapter, int pidx, int link_ok) netif_carrier_on(dev); switch (pi->link_cfg.speed) { - case SPEED_10000: + case 40000: + s = "40Gbps"; + break; + + case 10000: s = "10Gbps"; break; - case SPEED_1000: + case 1000: s = "1000Mbps"; break; - case SPEED_100: + case 100: s = "100Mbps"; break; @@ -2351,7 +2355,7 @@ static void cfg_queues(struct adapter *adapter) struct port_info *pi = adap2pinfo(adapter, pidx); pi->first_qset = qidx; - pi->nqsets = is_10g_port(&pi->link_cfg) ? q10g : 1; + pi->nqsets = is_x_10g_port(&pi->link_cfg) ? q10g : 1; qidx += pi->nqsets; } s->ethqsets = qidx; diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c index a5fb9493dee8..85036e6b42c4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c @@ -1208,7 +1208,10 @@ int t4vf_eth_xmit(struct sk_buff *skb, struct net_device *dev) lso->ipid_ofst = cpu_to_be16(0); lso->mss = cpu_to_be16(ssi->gso_size); lso->seqno_offset = cpu_to_be32(0); - lso->len = cpu_to_be32(skb->len); + if (is_t4(adapter->params.chip)) + lso->len = cpu_to_be32(skb->len); + else + lso->len = cpu_to_be32(LSO_T5_XFER_SIZE(skb->len)); /* * Set up TX Packet CPL pointer, control word and perform diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h index f412d0fa0850..95df61dcb4ce 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h @@ -228,6 +228,12 @@ static inline bool is_10g_port(const struct link_config *lc) return (lc->supported & SUPPORTED_10000baseT_Full) != 0; } +static inline bool is_x_10g_port(const struct link_config *lc) +{ + return (lc->supported & FW_PORT_CAP_SPEED_10G) != 0 || + (lc->supported & FW_PORT_CAP_SPEED_40G) != 0; +} + static inline unsigned int core_ticks_per_usec(const struct adapter *adapter) { return adapter->params.vpd.cclk / 1000; diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c index 25dfeb8f28ed..e984fdc48ba2 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c @@ -327,6 +327,8 @@ int t4vf_port_init(struct adapter *adapter, int pidx) v |= SUPPORTED_1000baseT_Full; if (word & FW_PORT_CAP_SPEED_10G) v |= SUPPORTED_10000baseT_Full; + if (word & FW_PORT_CAP_SPEED_40G) + v |= SUPPORTED_40000baseSR4_Full; if (word & FW_PORT_CAP_ANEG) v |= SUPPORTED_Autoneg; init_link_config(&pi->link_cfg, v); @@ -1352,11 +1354,13 @@ int t4vf_handle_fw_rpl(struct adapter *adapter, const __be64 *rpl) if (word & FW_PORT_CMD_TXPAUSE) fc |= PAUSE_TX; if (word & FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_100M)) - speed = SPEED_100; + speed = 100; else if (word & FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_1G)) - speed = SPEED_1000; + speed = 1000; else if (word & FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_10G)) - speed = SPEED_10000; + speed = 10000; + else if (word & FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_40G)) + speed = 40000; /* * Scan all of our "ports" (Virtual Interfaces) looking for diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index 1d5e1822bb2c..9af296a1ca99 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -367,6 +367,56 @@ struct bufdesc_ex { #define FEC_VLAN_TAG_LEN 0x04 #define FEC_ETHTYPE_LEN 0x02 +/* Controller is ENET-MAC */ +#define FEC_QUIRK_ENET_MAC (1 << 0) +/* Controller needs driver to swap frame */ +#define FEC_QUIRK_SWAP_FRAME (1 << 1) +/* Controller uses gasket */ +#define FEC_QUIRK_USE_GASKET (1 << 2) +/* Controller has GBIT support */ +#define FEC_QUIRK_HAS_GBIT (1 << 3) +/* Controller has extend desc buffer */ +#define FEC_QUIRK_HAS_BUFDESC_EX (1 << 4) +/* Controller has hardware checksum support */ +#define FEC_QUIRK_HAS_CSUM (1 << 5) +/* Controller has hardware vlan support */ +#define FEC_QUIRK_HAS_VLAN (1 << 6) +/* ENET IP errata ERR006358 + * + * If the ready bit in the transmit buffer descriptor (TxBD[R]) is previously + * detected as not set during a prior frame transmission, then the + * ENET_TDAR[TDAR] bit is cleared at a later time, even if additional TxBDs + * were added to the ring and the ENET_TDAR[TDAR] bit is set. This results in + * frames not being transmitted until there is a 0-to-1 transition on + * ENET_TDAR[TDAR]. + */ +#define FEC_QUIRK_ERR006358 (1 << 7) +/* ENET IP hw AVB + * + * i.MX6SX ENET IP add Audio Video Bridging (AVB) feature support. + * - Two class indicators on receive with configurable priority + * - Two class indicators and line speed timer on transmit allowing + * implementation class credit based shapers externally + * - Additional DMA registers provisioned to allow managing up to 3 + * independent rings + */ +#define FEC_QUIRK_HAS_AVB (1 << 8) +/* There is a TDAR race condition for mutliQ when the software sets TDAR + * and the UDMA clears TDAR simultaneously or in a small window (2-4 cycles). + * This will cause the udma_tx and udma_tx_arbiter state machines to hang. + * The issue exist at i.MX6SX enet IP. + */ +#define FEC_QUIRK_ERR007885 (1 << 9) +/* ENET Block Guide/ Chapter for the iMX6SX (PELE) address one issue: + * After set ENET_ATCR[Capture], there need some time cycles before the counter + * value is capture in the register clock domain. + * The wait-time-cycles is at least 6 clock cycles of the slower clock between + * the register clock and the 1588 clock. The 1588 ts_clk is fixed to 25Mhz, + * register clock is 66Mhz, so the wait-time-cycles must be greater than 240ns + * (40ns * 6). + */ +#define FEC_QUIRK_BUG_CAPTURE (1 << 10) + struct fec_enet_priv_tx_q { int index; unsigned char *tx_bounce[TX_RING_SIZE]; @@ -484,12 +534,22 @@ struct fec_enet_private { unsigned int itr_clk_rate; u32 rx_copybreak; + + /* ptp clock period in ns*/ + unsigned int ptp_inc; + + /* pps */ + int pps_channel; + unsigned int reload_period; + int pps_enable; + unsigned int next_counter; }; void fec_ptp_init(struct platform_device *pdev); void fec_ptp_start_cyclecounter(struct net_device *ndev); int fec_ptp_set(struct net_device *ndev, struct ifreq *ifr); int fec_ptp_get(struct net_device *ndev, struct ifreq *ifr); +uint fec_ptp_check_pps_event(struct fec_enet_private *fep); /****************************************************************************/ #endif /* FEC_H */ diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 87975b5dda94..81b96cf87574 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -78,47 +78,6 @@ static void fec_enet_itr_coal_init(struct net_device *ndev); #define FEC_ENET_RAFL_V 0x8 #define FEC_ENET_OPD_V 0xFFF0 -/* Controller is ENET-MAC */ -#define FEC_QUIRK_ENET_MAC (1 << 0) -/* Controller needs driver to swap frame */ -#define FEC_QUIRK_SWAP_FRAME (1 << 1) -/* Controller uses gasket */ -#define FEC_QUIRK_USE_GASKET (1 << 2) -/* Controller has GBIT support */ -#define FEC_QUIRK_HAS_GBIT (1 << 3) -/* Controller has extend desc buffer */ -#define FEC_QUIRK_HAS_BUFDESC_EX (1 << 4) -/* Controller has hardware checksum support */ -#define FEC_QUIRK_HAS_CSUM (1 << 5) -/* Controller has hardware vlan support */ -#define FEC_QUIRK_HAS_VLAN (1 << 6) -/* ENET IP errata ERR006358 - * - * If the ready bit in the transmit buffer descriptor (TxBD[R]) is previously - * detected as not set during a prior frame transmission, then the - * ENET_TDAR[TDAR] bit is cleared at a later time, even if additional TxBDs - * were added to the ring and the ENET_TDAR[TDAR] bit is set. This results in - * frames not being transmitted until there is a 0-to-1 transition on - * ENET_TDAR[TDAR]. - */ -#define FEC_QUIRK_ERR006358 (1 << 7) -/* ENET IP hw AVB - * - * i.MX6SX ENET IP add Audio Video Bridging (AVB) feature support. - * - Two class indicators on receive with configurable priority - * - Two class indicators and line speed timer on transmit allowing - * implementation class credit based shapers externally - * - Additional DMA registers provisioned to allow managing up to 3 - * independent rings - */ -#define FEC_QUIRK_HAS_AVB (1 << 8) -/* There is a TDAR race condition for mutliQ when the software sets TDAR - * and the UDMA clears TDAR simultaneously or in a small window (2-4 cycles). - * This will cause the udma_tx and udma_tx_arbiter state machines to hang. - * The issue exist at i.MX6SX enet IP. - */ -#define FEC_QUIRK_ERR007885 (1 << 9) - static struct platform_device_id fec_devtype[] = { { /* keep it for coldfire */ @@ -146,7 +105,7 @@ static struct platform_device_id fec_devtype[] = { .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT | FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM | FEC_QUIRK_HAS_VLAN | FEC_QUIRK_HAS_AVB | - FEC_QUIRK_ERR007885, + FEC_QUIRK_ERR007885 | FEC_QUIRK_BUG_CAPTURE, }, { /* sentinel */ } @@ -1622,6 +1581,8 @@ fec_enet_interrupt(int irq, void *dev_id) complete(&fep->mdio_done); } + fec_ptp_check_pps_event(fep); + return ret; } @@ -2912,20 +2873,12 @@ static void fec_poll_controller(struct net_device *dev) #endif #define FEATURES_NEED_QUIESCE NETIF_F_RXCSUM - -static int fec_set_features(struct net_device *netdev, +static inline void fec_enet_set_netdev_features(struct net_device *netdev, netdev_features_t features) { struct fec_enet_private *fep = netdev_priv(netdev); netdev_features_t changed = features ^ netdev->features; - /* Quiesce the device if necessary */ - if (netif_running(netdev) && changed & FEATURES_NEED_QUIESCE) { - napi_disable(&fep->napi); - netif_tx_lock_bh(netdev); - fec_stop(netdev); - } - netdev->features = features; /* Receive checksum has been changed */ @@ -2935,13 +2888,25 @@ static int fec_set_features(struct net_device *netdev, else fep->csum_flags &= ~FLAG_RX_CSUM_ENABLED; } +} + +static int fec_set_features(struct net_device *netdev, + netdev_features_t features) +{ + struct fec_enet_private *fep = netdev_priv(netdev); + netdev_features_t changed = features ^ netdev->features; - /* Resume the device after updates */ if (netif_running(netdev) && changed & FEATURES_NEED_QUIESCE) { + napi_disable(&fep->napi); + netif_tx_lock_bh(netdev); + fec_stop(netdev); + fec_enet_set_netdev_features(netdev, features); fec_restart(netdev); netif_tx_wake_all_queues(netdev); netif_tx_unlock_bh(netdev); napi_enable(&fep->napi); + } else { + fec_enet_set_netdev_features(netdev, features); } return 0; diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index cca3617a2321..992c8c3db553 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -61,6 +61,24 @@ #define FEC_T_INC_CORR_MASK 0x00007f00 #define FEC_T_INC_CORR_OFFSET 8 +#define FEC_T_CTRL_PINPER 0x00000080 +#define FEC_T_TF0_MASK 0x00000001 +#define FEC_T_TF0_OFFSET 0 +#define FEC_T_TF1_MASK 0x00000002 +#define FEC_T_TF1_OFFSET 1 +#define FEC_T_TF2_MASK 0x00000004 +#define FEC_T_TF2_OFFSET 2 +#define FEC_T_TF3_MASK 0x00000008 +#define FEC_T_TF3_OFFSET 3 +#define FEC_T_TDRE_MASK 0x00000001 +#define FEC_T_TDRE_OFFSET 0 +#define FEC_T_TMODE_MASK 0x0000003C +#define FEC_T_TMODE_OFFSET 2 +#define FEC_T_TIE_MASK 0x00000040 +#define FEC_T_TIE_OFFSET 6 +#define FEC_T_TF_MASK 0x00000080 +#define FEC_T_TF_OFFSET 7 + #define FEC_ATIME_CTRL 0x400 #define FEC_ATIME 0x404 #define FEC_ATIME_EVT_OFFSET 0x408 @@ -69,7 +87,143 @@ #define FEC_ATIME_INC 0x414 #define FEC_TS_TIMESTAMP 0x418 +#define FEC_TGSR 0x604 +#define FEC_TCSR(n) (0x608 + n * 0x08) +#define FEC_TCCR(n) (0x60C + n * 0x08) +#define MAX_TIMER_CHANNEL 3 +#define FEC_TMODE_TOGGLE 0x05 +#define FEC_HIGH_PULSE 0x0F + #define FEC_CC_MULT (1 << 31) +#define FEC_COUNTER_PERIOD (1 << 31) +#define PPS_OUPUT_RELOAD_PERIOD NSEC_PER_SEC +#define FEC_CHANNLE_0 0 +#define DEFAULT_PPS_CHANNEL FEC_CHANNLE_0 + +/** + * fec_ptp_enable_pps + * @fep: the fec_enet_private structure handle + * @enable: enable the channel pps output + * + * This function enble the PPS ouput on the timer channel. + */ +static int fec_ptp_enable_pps(struct fec_enet_private *fep, uint enable) +{ + unsigned long flags; + u32 val, tempval; + int inc; + struct timespec ts; + u64 ns; + u32 remainder; + val = 0; + + if (!(fep->hwts_tx_en || fep->hwts_rx_en)) { + dev_err(&fep->pdev->dev, "No ptp stack is running\n"); + return -EINVAL; + } + + if (fep->pps_enable == enable) + return 0; + + fep->pps_channel = DEFAULT_PPS_CHANNEL; + fep->reload_period = PPS_OUPUT_RELOAD_PERIOD; + inc = fep->ptp_inc; + + spin_lock_irqsave(&fep->tmreg_lock, flags); + + if (enable) { + /* clear capture or output compare interrupt status if have. + */ + writel(FEC_T_TF_MASK, fep->hwp + FEC_TCSR(fep->pps_channel)); + + /* It is recommended to doulbe check the TMODE field in the + * TCSR register to be cleared before the first compare counter + * is written into TCCR register. Just add a double check. + */ + val = readl(fep->hwp + FEC_TCSR(fep->pps_channel)); + do { + val &= ~(FEC_T_TMODE_MASK); + writel(val, fep->hwp + FEC_TCSR(fep->pps_channel)); + val = readl(fep->hwp + FEC_TCSR(fep->pps_channel)); + } while (val & FEC_T_TMODE_MASK); + + /* Dummy read counter to update the counter */ + timecounter_read(&fep->tc); + /* We want to find the first compare event in the next + * second point. So we need to know what the ptp time + * is now and how many nanoseconds is ahead to get next second. + * The remaining nanosecond ahead before the next second would be + * NSEC_PER_SEC - ts.tv_nsec. Add the remaining nanoseconds + * to current timer would be next second. + */ + tempval = readl(fep->hwp + FEC_ATIME_CTRL); + tempval |= FEC_T_CTRL_CAPTURE; + writel(tempval, fep->hwp + FEC_ATIME_CTRL); + + tempval = readl(fep->hwp + FEC_ATIME); + /* Convert the ptp local counter to 1588 timestamp */ + ns = timecounter_cyc2time(&fep->tc, tempval); + ts.tv_sec = div_u64_rem(ns, 1000000000ULL, &remainder); + ts.tv_nsec = remainder; + + /* The tempval is less than 3 seconds, and so val is less than + * 4 seconds. No overflow for 32bit calculation. + */ + val = NSEC_PER_SEC - (u32)ts.tv_nsec + tempval; + + /* Need to consider the situation that the current time is + * very close to the second point, which means NSEC_PER_SEC + * - ts.tv_nsec is close to be zero(For example 20ns); Since the timer + * is still running when we calculate the first compare event, it is + * possible that the remaining nanoseonds run out before the compare + * counter is calculated and written into TCCR register. To avoid + * this possibility, we will set the compare event to be the next + * of next second. The current setting is 31-bit timer and wrap + * around over 2 seconds. So it is okay to set the next of next + * seond for the timer. + */ + val += NSEC_PER_SEC; + + /* We add (2 * NSEC_PER_SEC - (u32)ts.tv_nsec) to current + * ptp counter, which maybe cause 32-bit wrap. Since the + * (NSEC_PER_SEC - (u32)ts.tv_nsec) is less than 2 second. + * We can ensure the wrap will not cause issue. If the offset + * is bigger than fep->cc.mask would be a error. + */ + val &= fep->cc.mask; + writel(val, fep->hwp + FEC_TCCR(fep->pps_channel)); + + /* Calculate the second the compare event timestamp */ + fep->next_counter = (val + fep->reload_period) & fep->cc.mask; + + /* * Enable compare event when overflow */ + val = readl(fep->hwp + FEC_ATIME_CTRL); + val |= FEC_T_CTRL_PINPER; + writel(val, fep->hwp + FEC_ATIME_CTRL); + + /* Compare channel setting. */ + val = readl(fep->hwp + FEC_TCSR(fep->pps_channel)); + val |= (1 << FEC_T_TF_OFFSET | 1 << FEC_T_TIE_OFFSET); + val &= ~(1 << FEC_T_TDRE_OFFSET); + val &= ~(FEC_T_TMODE_MASK); + val |= (FEC_HIGH_PULSE << FEC_T_TMODE_OFFSET); + writel(val, fep->hwp + FEC_TCSR(fep->pps_channel)); + + /* Write the second compare event timestamp and calculate + * the third timestamp. Refer the TCCR register detail in the spec. + */ + writel(fep->next_counter, fep->hwp + FEC_TCCR(fep->pps_channel)); + fep->next_counter = (fep->next_counter + fep->reload_period) & fep->cc.mask; + } else { + writel(0, fep->hwp + FEC_TCSR(fep->pps_channel)); + } + + fep->pps_enable = enable; + spin_unlock_irqrestore(&fep->tmreg_lock, flags); + + return 0; +} + /** * fec_ptp_read - read raw cycle counter (to be used by time counter) * @cc: the cyclecounter structure @@ -82,12 +236,17 @@ static cycle_t fec_ptp_read(const struct cyclecounter *cc) { struct fec_enet_private *fep = container_of(cc, struct fec_enet_private, cc); + const struct platform_device_id *id_entry = + platform_get_device_id(fep->pdev); u32 tempval; tempval = readl(fep->hwp + FEC_ATIME_CTRL); tempval |= FEC_T_CTRL_CAPTURE; writel(tempval, fep->hwp + FEC_ATIME_CTRL); + if (id_entry->driver_data & FEC_QUIRK_BUG_CAPTURE) + udelay(1); + return readl(fep->hwp + FEC_ATIME); } @@ -113,14 +272,15 @@ void fec_ptp_start_cyclecounter(struct net_device *ndev) /* 1ns counter */ writel(inc << FEC_T_INC_OFFSET, fep->hwp + FEC_ATIME_INC); - /* use free running count */ - writel(0, fep->hwp + FEC_ATIME_EVT_PERIOD); + /* use 31-bit timer counter */ + writel(FEC_COUNTER_PERIOD, fep->hwp + FEC_ATIME_EVT_PERIOD); - writel(FEC_T_CTRL_ENABLE, fep->hwp + FEC_ATIME_CTRL); + writel(FEC_T_CTRL_ENABLE | FEC_T_CTRL_PERIOD_RST, + fep->hwp + FEC_ATIME_CTRL); memset(&fep->cc, 0, sizeof(fep->cc)); fep->cc.read = fec_ptp_read; - fep->cc.mask = CLOCKSOURCE_MASK(32); + fep->cc.mask = CLOCKSOURCE_MASK(31); fep->cc.shift = 31; fep->cc.mult = FEC_CC_MULT; @@ -143,32 +303,59 @@ void fec_ptp_start_cyclecounter(struct net_device *ndev) */ static int fec_ptp_adjfreq(struct ptp_clock_info *ptp, s32 ppb) { - u64 diff; unsigned long flags; int neg_adj = 0; - u32 mult = FEC_CC_MULT; + u32 i, tmp; + u32 corr_inc, corr_period; + u32 corr_ns; + u64 lhs, rhs; struct fec_enet_private *fep = container_of(ptp, struct fec_enet_private, ptp_caps); + if (ppb == 0) + return 0; + if (ppb < 0) { ppb = -ppb; neg_adj = 1; } - diff = mult; - diff *= ppb; - diff = div_u64(diff, 1000000000ULL); + /* In theory, corr_inc/corr_period = ppb/NSEC_PER_SEC; + * Try to find the corr_inc between 1 to fep->ptp_inc to + * meet adjustment requirement. + */ + lhs = NSEC_PER_SEC; + rhs = (u64)ppb * (u64)fep->ptp_inc; + for (i = 1; i <= fep->ptp_inc; i++) { + if (lhs >= rhs) { + corr_inc = i; + corr_period = div_u64(lhs, rhs); + break; + } + lhs += NSEC_PER_SEC; + } + /* Not found? Set it to high value - double speed + * correct in every clock step. + */ + if (i > fep->ptp_inc) { + corr_inc = fep->ptp_inc; + corr_period = 1; + } + + if (neg_adj) + corr_ns = fep->ptp_inc - corr_inc; + else + corr_ns = fep->ptp_inc + corr_inc; spin_lock_irqsave(&fep->tmreg_lock, flags); - /* - * dummy read to set cycle_last in tc to now. - * So use adjusted mult to calculate when next call - * timercounter_read. - */ - timecounter_read(&fep->tc); - fep->cc.mult = neg_adj ? mult - diff : mult + diff; + tmp = readl(fep->hwp + FEC_ATIME_INC) & FEC_T_INC_MASK; + tmp |= corr_ns << FEC_T_INC_CORR_OFFSET; + writel(tmp, fep->hwp + FEC_ATIME_INC); + writel(corr_period, fep->hwp + FEC_ATIME_CORR); + /* dummy read to update the timer. */ + timecounter_read(&fep->tc); spin_unlock_irqrestore(&fep->tmreg_lock, flags); @@ -188,12 +375,19 @@ static int fec_ptp_adjtime(struct ptp_clock_info *ptp, s64 delta) container_of(ptp, struct fec_enet_private, ptp_caps); unsigned long flags; u64 now; + u32 counter; spin_lock_irqsave(&fep->tmreg_lock, flags); now = timecounter_read(&fep->tc); now += delta; + /* Get the timer value based on adjusted timestamp. + * Update the counter with the masked value. + */ + counter = now & fep->cc.mask; + writel(counter, fep->hwp + FEC_ATIME); + /* reset the timecounter */ timecounter_init(&fep->tc, &fep->cc, now); @@ -244,6 +438,7 @@ static int fec_ptp_settime(struct ptp_clock_info *ptp, u64 ns; unsigned long flags; + u32 counter; mutex_lock(&fep->ptp_clk_mutex); /* Check the ptp clock */ @@ -254,8 +449,13 @@ static int fec_ptp_settime(struct ptp_clock_info *ptp, ns = ts->tv_sec * 1000000000ULL; ns += ts->tv_nsec; + /* Get the timer value based on timestamp. + * Update the counter with the masked value. + */ + counter = ns & fep->cc.mask; spin_lock_irqsave(&fep->tmreg_lock, flags); + writel(counter, fep->hwp + FEC_ATIME); timecounter_init(&fep->tc, &fep->cc, ns); spin_unlock_irqrestore(&fep->tmreg_lock, flags); mutex_unlock(&fep->ptp_clk_mutex); @@ -272,6 +472,15 @@ static int fec_ptp_settime(struct ptp_clock_info *ptp, static int fec_ptp_enable(struct ptp_clock_info *ptp, struct ptp_clock_request *rq, int on) { + struct fec_enet_private *fep = + container_of(ptp, struct fec_enet_private, ptp_caps); + int ret = 0; + + if (rq->type == PTP_CLK_REQ_PPS) { + ret = fec_ptp_enable_pps(fep, on); + + return ret; + } return -EOPNOTSUPP; } @@ -386,7 +595,7 @@ void fec_ptp_init(struct platform_device *pdev) fep->ptp_caps.n_ext_ts = 0; fep->ptp_caps.n_per_out = 0; fep->ptp_caps.n_pins = 0; - fep->ptp_caps.pps = 0; + fep->ptp_caps.pps = 1; fep->ptp_caps.adjfreq = fec_ptp_adjfreq; fep->ptp_caps.adjtime = fec_ptp_adjtime; fep->ptp_caps.gettime = fec_ptp_gettime; @@ -394,6 +603,7 @@ void fec_ptp_init(struct platform_device *pdev) fep->ptp_caps.enable = fec_ptp_enable; fep->cycle_speed = clk_get_rate(fep->clk_ptp); + fep->ptp_inc = NSEC_PER_SEC / fep->cycle_speed; spin_lock_init(&fep->tmreg_lock); @@ -409,3 +619,36 @@ void fec_ptp_init(struct platform_device *pdev) schedule_delayed_work(&fep->time_keep, HZ); } + +/** + * fec_ptp_check_pps_event + * @fep: the fec_enet_private structure handle + * + * This function check the pps event and reload the timer compare counter. + */ +uint fec_ptp_check_pps_event(struct fec_enet_private *fep) +{ + u32 val; + u8 channel = fep->pps_channel; + struct ptp_clock_event event; + + val = readl(fep->hwp + FEC_TCSR(channel)); + if (val & FEC_T_TF_MASK) { + /* Write the next next compare(not the next according the spec) + * value to the register + */ + writel(fep->next_counter, fep->hwp + FEC_TCCR(channel)); + do { + writel(val, fep->hwp + FEC_TCSR(channel)); + } while (readl(fep->hwp + FEC_TCSR(channel)) & FEC_T_TF_MASK); + + /* Update the counter; */ + fep->next_counter = (fep->next_counter + fep->reload_period) & fep->cc.mask; + + event.type = PTP_CLOCK_PPS; + ptp_clock_event(fep->ptp_clock, &event); + return 1; + } + + return 0; +} diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c b/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c index 2c578db401e8..08f5b911d96b 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c @@ -125,7 +125,7 @@ out: } #define FCC_NAPI_RX_EVENT_MSK (FCC_ENET_RXF | FCC_ENET_RXB) -#define FCC_NAPI_TX_EVENT_MSK (FCC_ENET_TXF | FCC_ENET_TXB) +#define FCC_NAPI_TX_EVENT_MSK (FCC_ENET_TXB) #define FCC_RX_EVENT (FCC_ENET_RXF) #define FCC_TX_EVENT (FCC_ENET_TXB) #define FCC_ERR_EVENT_MSK (FCC_ENET_TXE) diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c index 41aa0b475ca0..f30411f0701f 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c @@ -116,7 +116,7 @@ static int do_pd_setup(struct fs_enet_private *fep) } #define SCC_NAPI_RX_EVENT_MSK (SCCE_ENET_RXF | SCCE_ENET_RXB) -#define SCC_NAPI_TX_EVENT_MSK (SCCE_ENET_TXF | SCCE_ENET_TXB) +#define SCC_NAPI_TX_EVENT_MSK (SCCE_ENET_TXB) #define SCC_RX_EVENT (SCCE_ENET_RXF) #define SCC_TX_EVENT (SCCE_ENET_TXB) #define SCC_ERR_EVENT_MSK (SCCE_ENET_TXE | SCCE_ENET_BSY) diff --git a/drivers/net/ethernet/freescale/fsl_pq_mdio.c b/drivers/net/ethernet/freescale/fsl_pq_mdio.c index 583e71ab7f51..964c6bf37710 100644 --- a/drivers/net/ethernet/freescale/fsl_pq_mdio.c +++ b/drivers/net/ethernet/freescale/fsl_pq_mdio.c @@ -28,7 +28,9 @@ #include <linux/of_device.h> #include <asm/io.h> +#if IS_ENABLED(CONFIG_UCC_GETH) #include <asm/ucc.h> /* for ucc_set_qe_mux_mii_mng() */ +#endif #include "gianfar.h" @@ -102,19 +104,22 @@ static int fsl_pq_mdio_write(struct mii_bus *bus, int mii_id, int regnum, { struct fsl_pq_mdio_priv *priv = bus->priv; struct fsl_pq_mii __iomem *regs = priv->regs; - u32 status; + unsigned int timeout; /* Set the PHY address and the register address we want to write */ - out_be32(®s->miimadd, (mii_id << 8) | regnum); + iowrite32be((mii_id << 8) | regnum, ®s->miimadd); /* Write out the value we want */ - out_be32(®s->miimcon, value); + iowrite32be(value, ®s->miimcon); /* Wait for the transaction to finish */ - status = spin_event_timeout(!(in_be32(®s->miimind) & MIIMIND_BUSY), - MII_TIMEOUT, 0); + timeout = MII_TIMEOUT; + while ((ioread32be(®s->miimind) & MIIMIND_BUSY) && timeout) { + cpu_relax(); + timeout--; + } - return status ? 0 : -ETIMEDOUT; + return timeout ? 0 : -ETIMEDOUT; } /* @@ -131,25 +136,29 @@ static int fsl_pq_mdio_read(struct mii_bus *bus, int mii_id, int regnum) { struct fsl_pq_mdio_priv *priv = bus->priv; struct fsl_pq_mii __iomem *regs = priv->regs; - u32 status; + unsigned int timeout; u16 value; /* Set the PHY address and the register address we want to read */ - out_be32(®s->miimadd, (mii_id << 8) | regnum); + iowrite32be((mii_id << 8) | regnum, ®s->miimadd); /* Clear miimcom, and then initiate a read */ - out_be32(®s->miimcom, 0); - out_be32(®s->miimcom, MII_READ_COMMAND); + iowrite32be(0, ®s->miimcom); + iowrite32be(MII_READ_COMMAND, ®s->miimcom); /* Wait for the transaction to finish, normally less than 100us */ - status = spin_event_timeout(!(in_be32(®s->miimind) & - (MIIMIND_NOTVALID | MIIMIND_BUSY)), - MII_TIMEOUT, 0); - if (!status) + timeout = MII_TIMEOUT; + while ((ioread32be(®s->miimind) & + (MIIMIND_NOTVALID | MIIMIND_BUSY)) && timeout) { + cpu_relax(); + timeout--; + } + + if (!timeout) return -ETIMEDOUT; /* Grab the value of the register from miimstat */ - value = in_be32(®s->miimstat); + value = ioread32be(®s->miimstat); dev_dbg(&bus->dev, "read %04x from address %x/%x\n", value, mii_id, regnum); return value; @@ -160,23 +169,26 @@ static int fsl_pq_mdio_reset(struct mii_bus *bus) { struct fsl_pq_mdio_priv *priv = bus->priv; struct fsl_pq_mii __iomem *regs = priv->regs; - u32 status; + unsigned int timeout; mutex_lock(&bus->mdio_lock); /* Reset the management interface */ - out_be32(®s->miimcfg, MIIMCFG_RESET); + iowrite32be(MIIMCFG_RESET, ®s->miimcfg); /* Setup the MII Mgmt clock speed */ - out_be32(®s->miimcfg, MIIMCFG_INIT_VALUE); + iowrite32be(MIIMCFG_INIT_VALUE, ®s->miimcfg); /* Wait until the bus is free */ - status = spin_event_timeout(!(in_be32(®s->miimind) & MIIMIND_BUSY), - MII_TIMEOUT, 0); + timeout = MII_TIMEOUT; + while ((ioread32be(®s->miimind) & MIIMIND_BUSY) && timeout) { + cpu_relax(); + timeout--; + } mutex_unlock(&bus->mdio_lock); - if (!status) { + if (!timeout) { dev_err(&bus->dev, "timeout waiting for MII bus\n"); return -EBUSY; } @@ -433,7 +445,7 @@ static int fsl_pq_mdio_probe(struct platform_device *pdev) tbipa = data->get_tbipa(priv->map); - out_be32(tbipa, be32_to_cpup(prop)); + iowrite32be(be32_to_cpup(prop), tbipa); } } diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index fb29d049f4e1..4fdf0aa16978 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -88,8 +88,10 @@ #include <linux/net_tstamp.h> #include <asm/io.h> +#ifdef CONFIG_PPC #include <asm/reg.h> #include <asm/mpc85xx.h> +#endif #include <asm/irq.h> #include <asm/uaccess.h> #include <linux/module.h> @@ -100,6 +102,8 @@ #include <linux/phy_fixed.h> #include <linux/of.h> #include <linux/of_net.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include "gianfar.h" @@ -161,7 +165,7 @@ static void gfar_init_rxbdp(struct gfar_priv_rx_q *rx_queue, struct rxbd8 *bdp, if (bdp == rx_queue->rx_bd_base + rx_queue->rx_ring_size - 1) lstatus |= BD_LFLAG(RXBD_WRAP); - eieio(); + gfar_wmb(); bdp->lstatus = lstatus; } @@ -334,7 +338,7 @@ static void gfar_init_tx_rx_base(struct gfar_private *priv) static void gfar_rx_buff_size_config(struct gfar_private *priv) { - int frame_size = priv->ndev->mtu + ETH_HLEN; + int frame_size = priv->ndev->mtu + ETH_HLEN + ETH_FCS_LEN; /* set this when rx hw offload (TOE) functions are being used */ priv->uses_rxfcb = 0; @@ -1061,6 +1065,7 @@ static void gfar_init_filer_table(struct gfar_private *priv) } } +#ifdef CONFIG_PPC static void __gfar_detect_errata_83xx(struct gfar_private *priv) { unsigned int pvr = mfspr(SPRN_PVR); @@ -1093,6 +1098,7 @@ static void __gfar_detect_errata_85xx(struct gfar_private *priv) ((SVR_SOC_VER(svr) == SVR_P2010) && (SVR_REV(svr) < 0x20))) priv->errata |= GFAR_ERRATA_76; /* aka eTSEC 20 */ } +#endif static void gfar_detect_errata(struct gfar_private *priv) { @@ -1101,10 +1107,12 @@ static void gfar_detect_errata(struct gfar_private *priv) /* no plans to fix */ priv->errata |= GFAR_ERRATA_A002; +#ifdef CONFIG_PPC if (pvr_version_is(PVR_VER_E500V1) || pvr_version_is(PVR_VER_E500V2)) __gfar_detect_errata_85xx(priv); else /* non-mpc85xx parts, i.e. e300 core based */ __gfar_detect_errata_83xx(priv); +#endif if (priv->errata) dev_info(dev, "enabled errata workarounds, flags: 0x%x\n", @@ -1754,26 +1762,32 @@ static void gfar_halt_nodisable(struct gfar_private *priv) { struct gfar __iomem *regs = priv->gfargrp[0].regs; u32 tempval; + unsigned int timeout; + int stopped; gfar_ints_disable(priv); + if (gfar_is_dma_stopped(priv)) + return; + /* Stop the DMA, and wait for it to stop */ tempval = gfar_read(®s->dmactrl); - if ((tempval & (DMACTRL_GRS | DMACTRL_GTS)) != - (DMACTRL_GRS | DMACTRL_GTS)) { - int ret; - - tempval |= (DMACTRL_GRS | DMACTRL_GTS); - gfar_write(®s->dmactrl, tempval); + tempval |= (DMACTRL_GRS | DMACTRL_GTS); + gfar_write(®s->dmactrl, tempval); - do { - ret = spin_event_timeout(((gfar_read(®s->ievent) & - (IEVENT_GRSC | IEVENT_GTSC)) == - (IEVENT_GRSC | IEVENT_GTSC)), 1000000, 0); - if (!ret && !(gfar_read(®s->ievent) & IEVENT_GRSC)) - ret = __gfar_is_rx_idle(priv); - } while (!ret); +retry: + timeout = 1000; + while (!(stopped = gfar_is_dma_stopped(priv)) && timeout) { + cpu_relax(); + timeout--; } + + if (!timeout) + stopped = gfar_is_dma_stopped(priv); + + if (!stopped && !gfar_is_rx_dma_stopped(priv) && + !__gfar_is_rx_idle(priv)) + goto retry; } /* Halt the receive and transmit queues */ @@ -2357,18 +2371,11 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) */ spin_lock_irqsave(&tx_queue->txlock, flags); - /* The powerpc-specific eieio() is used, as wmb() has too strong - * semantics (it requires synchronization between cacheable and - * uncacheable mappings, which eieio doesn't provide and which we - * don't need), thus requiring a more expensive sync instruction. At - * some point, the set of architecture-independent barrier functions - * should be expanded to include weaker barriers. - */ - eieio(); + gfar_wmb(); txbdp_start->lstatus = lstatus; - eieio(); /* force lstatus write before tx_skbuff */ + gfar_wmb(); /* force lstatus write before tx_skbuff */ tx_queue->tx_skbuff[tx_queue->skb_curtx] = skb; @@ -3240,22 +3247,21 @@ static void gfar_set_mac_for_addr(struct net_device *dev, int num, { struct gfar_private *priv = netdev_priv(dev); struct gfar __iomem *regs = priv->gfargrp[0].regs; - int idx; - char tmpbuf[ETH_ALEN]; u32 tempval; u32 __iomem *macptr = ®s->macstnaddr1; macptr += num*2; - /* Now copy it into the mac registers backwards, cuz - * little endian is silly + /* For a station address of 0x12345678ABCD in transmission + * order (BE), MACnADDR1 is set to 0xCDAB7856 and + * MACnADDR2 is set to 0x34120000. */ - for (idx = 0; idx < ETH_ALEN; idx++) - tmpbuf[ETH_ALEN - 1 - idx] = addr[idx]; + tempval = (addr[5] << 24) | (addr[4] << 16) | + (addr[3] << 8) | addr[2]; - gfar_write(macptr, *((u32 *) (tmpbuf))); + gfar_write(macptr, tempval); - tempval = *((u32 *) (tmpbuf + 4)); + tempval = (addr[1] << 24) | (addr[0] << 16); gfar_write(macptr+1, tempval); } diff --git a/drivers/net/ethernet/freescale/gianfar.h b/drivers/net/ethernet/freescale/gianfar.h index 84632c569f2c..2805cfbf1765 100644 --- a/drivers/net/ethernet/freescale/gianfar.h +++ b/drivers/net/ethernet/freescale/gianfar.h @@ -1226,6 +1226,37 @@ static inline void gfar_write_isrg(struct gfar_private *priv) } } +static inline int gfar_is_dma_stopped(struct gfar_private *priv) +{ + struct gfar __iomem *regs = priv->gfargrp[0].regs; + + return ((gfar_read(®s->ievent) & (IEVENT_GRSC | IEVENT_GTSC)) == + (IEVENT_GRSC | IEVENT_GTSC)); +} + +static inline int gfar_is_rx_dma_stopped(struct gfar_private *priv) +{ + struct gfar __iomem *regs = priv->gfargrp[0].regs; + + return gfar_read(®s->ievent) & IEVENT_GRSC; +} + +static inline void gfar_wmb(void) +{ +#if defined(CONFIG_PPC) + /* The powerpc-specific eieio() is used, as wmb() has too strong + * semantics (it requires synchronization between cacheable and + * uncacheable mappings, which eieio() doesn't provide and which we + * don't need), thus requiring a more expensive sync instruction. At + * some point, the set of architecture-independent barrier functions + * should be expanded to include weaker barriers. + */ + eieio(); +#else + wmb(); /* order write acesses for BD (or FCB) fields */ +#endif +} + irqreturn_t gfar_receive(int irq, void *dev_id); int startup_gfar(struct net_device *dev); void stop_gfar(struct net_device *dev); diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig index 6a6d5ee51e6a..5b8300a32bf5 100644 --- a/drivers/net/ethernet/intel/Kconfig +++ b/drivers/net/ethernet/intel/Kconfig @@ -304,6 +304,7 @@ config FM10K tristate "Intel(R) FM10000 Ethernet Switch Host Interface Support" default n depends on PCI_MSI + select PTP_1588_CLOCK ---help--- This driver supports Intel(R) FM10000 Ethernet Switch Host Interface. For more information on how to identify your adapter, @@ -319,4 +320,15 @@ config FM10K To compile this driver as a module, choose M here. The module will be called fm10k. MSI-X interrupt support is required +config FM10K_VXLAN + bool "Virtual eXtensible Local Area Network Support" + default n + depends on FM10K && VXLAN && !(FM10K=y && VXLAN=m) + ---help--- + This allows one to create VXLAN virtual interfaces that provide + Layer 2 Networks over Layer 3 Networks. VXLAN is often used + to tunnel virtual network infrastructure in virtualized environments. + Say Y here if you want to use Virtual eXtensible Local Area Network + (VXLAN) in the driver. + endif # NET_VENDOR_INTEL diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index 6c800a330d66..e645af412e76 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -219,11 +219,10 @@ static bool fm10k_can_reuse_rx_page(struct fm10k_rx_buffer *rx_buffer, /* flip page offset to other buffer */ rx_buffer->page_offset ^= FM10K_RX_BUFSZ; - /* since we are the only owner of the page and we need to - * increment it, just set the value to 2 in order to avoid - * an unnecessary locked operation + /* Even if we own the page, we are not allowed to use atomic_set() + * This would break get_page_unless_zero() users. */ - atomic_set(&page->_count, 2); + atomic_inc(&page->_count); #else /* move offset up to the next cache line */ rx_buffer->page_offset += truesize; @@ -930,6 +929,30 @@ static bool fm10k_tx_desc_push(struct fm10k_ring *tx_ring, return i == tx_ring->count; } +static int __fm10k_maybe_stop_tx(struct fm10k_ring *tx_ring, u16 size) +{ + netif_stop_subqueue(tx_ring->netdev, tx_ring->queue_index); + + smp_mb(); + + /* We need to check again in a case another CPU has just + * made room available. */ + if (likely(fm10k_desc_unused(tx_ring) < size)) + return -EBUSY; + + /* A reprieve! - use start_queue because it doesn't call schedule */ + netif_start_subqueue(tx_ring->netdev, tx_ring->queue_index); + ++tx_ring->tx_stats.restart_queue; + return 0; +} + +static inline int fm10k_maybe_stop_tx(struct fm10k_ring *tx_ring, u16 size) +{ + if (likely(fm10k_desc_unused(tx_ring) >= size)) + return 0; + return __fm10k_maybe_stop_tx(tx_ring, size); +} + static void fm10k_tx_map(struct fm10k_ring *tx_ring, struct fm10k_tx_buffer *first) { @@ -1023,13 +1046,18 @@ static void fm10k_tx_map(struct fm10k_ring *tx_ring, tx_ring->next_to_use = i; + /* Make sure there is space in the ring for the next send. */ + fm10k_maybe_stop_tx(tx_ring, DESC_NEEDED); + /* notify HW of packet */ - writel(i, tx_ring->tail); + if (netif_xmit_stopped(txring_txq(tx_ring)) || !skb->xmit_more) { + writel(i, tx_ring->tail); - /* we need this if more than one processor can write to our tail - * at a time, it synchronizes IO on IA64/Altix systems - */ - mmiowb(); + /* we need this if more than one processor can write to our tail + * at a time, it synchronizes IO on IA64/Altix systems + */ + mmiowb(); + } return; dma_error: @@ -1049,30 +1077,6 @@ dma_error: tx_ring->next_to_use = i; } -static int __fm10k_maybe_stop_tx(struct fm10k_ring *tx_ring, u16 size) -{ - netif_stop_subqueue(tx_ring->netdev, tx_ring->queue_index); - - smp_mb(); - - /* We need to check again in a case another CPU has just - * made room available. */ - if (likely(fm10k_desc_unused(tx_ring) < size)) - return -EBUSY; - - /* A reprieve! - use start_queue because it doesn't call schedule */ - netif_start_subqueue(tx_ring->netdev, tx_ring->queue_index); - ++tx_ring->tx_stats.restart_queue; - return 0; -} - -static inline int fm10k_maybe_stop_tx(struct fm10k_ring *tx_ring, u16 size) -{ - if (likely(fm10k_desc_unused(tx_ring) >= size)) - return 0; - return __fm10k_maybe_stop_tx(tx_ring, size); -} - netdev_tx_t fm10k_xmit_frame_ring(struct sk_buff *skb, struct fm10k_ring *tx_ring) { @@ -1117,8 +1121,6 @@ netdev_tx_t fm10k_xmit_frame_ring(struct sk_buff *skb, fm10k_tx_map(tx_ring, first); - fm10k_maybe_stop_tx(tx_ring, DESC_NEEDED); - return NETDEV_TX_OK; out_drop: diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c index bf44a8fe711f..8811364b91cb 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c @@ -20,9 +20,9 @@ #include "fm10k.h" #include <linux/vmalloc.h> -#if IS_ENABLED(CONFIG_VXLAN) +#if IS_ENABLED(CONFIG_FM10K_VXLAN) #include <net/vxlan.h> -#endif /* CONFIG_VXLAN */ +#endif /* CONFIG_FM10K_VXLAN */ /** * fm10k_setup_tx_resources - allocate Tx resources (Descriptors) @@ -556,7 +556,7 @@ int fm10k_open(struct net_device *netdev) if (err) goto err_set_queues; -#if IS_ENABLED(CONFIG_VXLAN) +#if IS_ENABLED(CONFIG_FM10K_VXLAN) /* update VXLAN port configuration */ vxlan_get_rx_port(netdev); @@ -785,14 +785,14 @@ static int fm10k_update_vid(struct net_device *netdev, u16 vid, bool set) if (!(netdev->flags & IFF_PROMISC)) { err = hw->mac.ops.update_vlan(hw, vid, 0, set); if (err) - return err; + goto err_out; } /* update our base MAC address */ err = hw->mac.ops.update_uc_addr(hw, interface->glort, hw->mac.addr, vid, set, 0); if (err) - return err; + goto err_out; /* set vid prior to syncing/unsyncing the VLAN */ interface->vid = vid + (set ? VLAN_N_VID : 0); @@ -801,9 +801,10 @@ static int fm10k_update_vid(struct net_device *netdev, u16 vid, bool set) __dev_uc_unsync(netdev, fm10k_uc_vlan_unsync); __dev_mc_unsync(netdev, fm10k_mc_vlan_unsync); +err_out: fm10k_mbx_unlock(interface); - return 0; + return err; } static int fm10k_vlan_rx_add_vid(struct net_device *netdev, diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c index e02036c427b9..a0cb74ab3dc6 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c @@ -1489,6 +1489,7 @@ void fm10k_up(struct fm10k_intfc *interface) netif_tx_start_all_queues(interface->netdev); /* kick off the service timer */ + hw->mac.get_host_state = 1; mod_timer(&interface->service_timer, jiffies); } diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index ae59c0b108c5..a21b14495ebd 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -6545,11 +6545,10 @@ static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer, /* flip page offset to other buffer */ rx_buffer->page_offset ^= IGB_RX_BUFSZ; - /* since we are the only owner of the page and we need to - * increment it, just set the value to 2 in order to avoid - * an unnecessary locked operation + /* Even if we own the page, we are not allowed to use atomic_set() + * This would break get_page_unless_zero() users. */ - atomic_set(&page->_count, 2); + atomic_inc(&page->_count); #else /* move offset up to the next cache line */ rx_buffer->page_offset += truesize; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index d677b5a23b58..fec5212d4337 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -1865,12 +1865,10 @@ static bool ixgbe_add_rx_frag(struct ixgbe_ring *rx_ring, /* flip page offset to other buffer */ rx_buffer->page_offset ^= truesize; - /* - * since we are the only owner of the page and we need to - * increment it, just set the value to 2 in order to avoid - * an unecessary locked operation + /* Even if we own the page, we are not allowed to use atomic_set() + * This would break get_page_unless_zero() users. */ - atomic_set(&page->_count, 2); + atomic_inc(&page->_count); #else /* move offset up to the next cache line */ rx_buffer->page_offset += truesize; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index 706fc69aa0c5..97c85b859536 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -1261,6 +1261,9 @@ int ixgbe_ndo_set_vf_spoofchk(struct net_device *netdev, int vf, bool setting) struct ixgbe_hw *hw = &adapter->hw; u32 regval; + if (vf >= adapter->num_vfs) + return -EINVAL; + adapter->vfinfo[vf].spoofchk_enabled = setting; regval = IXGBE_READ_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg)); diff --git a/drivers/net/ethernet/marvell/Kconfig b/drivers/net/ethernet/marvell/Kconfig index b3b72ad92d4a..d323a695dfbc 100644 --- a/drivers/net/ethernet/marvell/Kconfig +++ b/drivers/net/ethernet/marvell/Kconfig @@ -64,7 +64,8 @@ config MVPP2 config PXA168_ETH tristate "Marvell pxa168 ethernet support" - depends on (CPU_PXA168 || ARCH_BERLIN || COMPILE_TEST) && HAS_IOMEM + depends on HAS_IOMEM && HAS_DMA + depends on CPU_PXA168 || ARCH_BERLIN || COMPILE_TEST select PHYLIB ---help--- This driver supports the pxa168 Ethernet ports. diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index a33048ee9621..01660c595f5c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -76,10 +76,10 @@ static int mlx4_alloc_pages(struct mlx4_en_priv *priv, page_alloc->dma = dma; page_alloc->page_offset = frag_info->frag_align; /* Not doing get_page() for each frag is a big win - * on asymetric workloads. + * on asymetric workloads. Note we can not use atomic_set(). */ - atomic_set(&page->_count, - page_alloc->page_size / frag_info->frag_stride); + atomic_add(page_alloc->page_size / frag_info->frag_stride - 1, + &page->_count); return 0; } diff --git a/drivers/net/ethernet/micrel/ks8842.c b/drivers/net/ethernet/micrel/ks8842.c index 822616e3c375..0c33b92a5a81 100644 --- a/drivers/net/ethernet/micrel/ks8842.c +++ b/drivers/net/ethernet/micrel/ks8842.c @@ -875,13 +875,11 @@ static void ks8842_stop_dma(struct ks8842_adapter *adapter) tx_ctl->adesc = NULL; if (tx_ctl->chan) - tx_ctl->chan->device->device_control(tx_ctl->chan, - DMA_TERMINATE_ALL, 0); + dmaengine_terminate_all(tx_ctl->chan); rx_ctl->adesc = NULL; if (rx_ctl->chan) - rx_ctl->chan->device->device_control(rx_ctl->chan, - DMA_TERMINATE_ALL, 0); + dmaengine_terminate_all(rx_ctl->chan); if (sg_dma_address(&rx_ctl->sg)) dma_unmap_single(adapter->dev, sg_dma_address(&rx_ctl->sg), diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c index ffbae293cef5..6e6f18fc5d76 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c @@ -11,7 +11,7 @@ static const struct qlcnic_mailbox_metadata qlcnic_mbx_tbl[] = { {QLCNIC_CMD_CREATE_RX_CTX, 4, 1}, {QLCNIC_CMD_DESTROY_RX_CTX, 2, 1}, {QLCNIC_CMD_CREATE_TX_CTX, 4, 1}, - {QLCNIC_CMD_DESTROY_TX_CTX, 2, 1}, + {QLCNIC_CMD_DESTROY_TX_CTX, 3, 1}, {QLCNIC_CMD_INTRPT_TEST, 4, 1}, {QLCNIC_CMD_SET_MTU, 4, 1}, {QLCNIC_CMD_READ_PHY, 4, 2}, @@ -32,7 +32,7 @@ static const struct qlcnic_mailbox_metadata qlcnic_mbx_tbl[] = { {QLCNIC_CMD_CONFIGURE_ESWITCH, 4, 1}, {QLCNIC_CMD_GET_MAC_STATS, 4, 1}, {QLCNIC_CMD_GET_ESWITCH_PORT_CONFIG, 4, 3}, - {QLCNIC_CMD_GET_ESWITCH_STATS, 5, 1}, + {QLCNIC_CMD_GET_ESWITCH_STATS, 4, 1}, {QLCNIC_CMD_CONFIG_PORT, 4, 1}, {QLCNIC_CMD_TEMP_SIZE, 4, 4}, {QLCNIC_CMD_GET_TEMP_HDR, 4, 1}, @@ -129,7 +129,7 @@ int qlcnic_82xx_issue_cmd(struct qlcnic_adapter *adapter, } QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature); - for (i = 1; i < QLCNIC_CDRP_MAX_ARGS; i++) + for (i = 1; i < cmd->req.num; i++) QLCWR32(adapter, QLCNIC_CDRP_ARG(i), cmd->req.arg[i]); QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET, QLCNIC_CDRP_FORM_CMD(cmd->req.arg[0])); diff --git a/drivers/net/ethernet/sfc/nic.h b/drivers/net/ethernet/sfc/nic.h index 60f85149fc4c..f77cce034ad4 100644 --- a/drivers/net/ethernet/sfc/nic.h +++ b/drivers/net/ethernet/sfc/nic.h @@ -71,9 +71,17 @@ efx_tx_desc(struct efx_tx_queue *tx_queue, unsigned int index) return ((efx_qword_t *) (tx_queue->txd.buf.addr)) + index; } -/* Report whether the NIC considers this TX queue empty, given the - * write_count used for the last doorbell push. May return false - * negative. +/* Get partner of a TX queue, seen as part of the same net core queue */ +static struct efx_tx_queue *efx_tx_queue_partner(struct efx_tx_queue *tx_queue) +{ + if (tx_queue->queue & EFX_TXQ_TYPE_OFFLOAD) + return tx_queue - EFX_TXQ_TYPE_OFFLOAD; + else + return tx_queue + EFX_TXQ_TYPE_OFFLOAD; +} + +/* Report whether this TX queue would be empty for the given write_count. + * May return false negative. */ static inline bool __efx_nic_tx_is_empty(struct efx_tx_queue *tx_queue, unsigned int write_count) @@ -86,9 +94,18 @@ static inline bool __efx_nic_tx_is_empty(struct efx_tx_queue *tx_queue, return ((empty_read_count ^ write_count) & ~EFX_EMPTY_COUNT_VALID) == 0; } -static inline bool efx_nic_tx_is_empty(struct efx_tx_queue *tx_queue) +/* Decide whether we can use TX PIO, ie. write packet data directly into + * a buffer on the device. This can reduce latency at the expense of + * throughput, so we only do this if both hardware and software TX rings + * are empty. This also ensures that only one packet at a time can be + * using the PIO buffer. + */ +static inline bool efx_nic_may_tx_pio(struct efx_tx_queue *tx_queue) { - return __efx_nic_tx_is_empty(tx_queue, tx_queue->write_count); + struct efx_tx_queue *partner = efx_tx_queue_partner(tx_queue); + return tx_queue->piobuf && + __efx_nic_tx_is_empty(tx_queue, tx_queue->insert_count) && + __efx_nic_tx_is_empty(partner, partner->insert_count); } /* Decide whether to push a TX descriptor to the NIC vs merely writing @@ -96,6 +113,8 @@ static inline bool efx_nic_tx_is_empty(struct efx_tx_queue *tx_queue) * descriptor to an empty queue, but is otherwise pointless. Further, * Falcon and Siena have hardware bugs (SF bug 33851) that may be * triggered if we don't check this. + * We use the write_count used for the last doorbell push, to get the + * NIC's view of the tx queue. */ static inline bool efx_nic_may_push_tx_desc(struct efx_tx_queue *tx_queue, unsigned int write_count) diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c index 320609842211..ee84a90e371c 100644 --- a/drivers/net/ethernet/sfc/tx.c +++ b/drivers/net/ethernet/sfc/tx.c @@ -132,15 +132,6 @@ unsigned int efx_tx_max_skb_descs(struct efx_nic *efx) return max_descs; } -/* Get partner of a TX queue, seen as part of the same net core queue */ -static struct efx_tx_queue *efx_tx_queue_partner(struct efx_tx_queue *tx_queue) -{ - if (tx_queue->queue & EFX_TXQ_TYPE_OFFLOAD) - return tx_queue - EFX_TXQ_TYPE_OFFLOAD; - else - return tx_queue + EFX_TXQ_TYPE_OFFLOAD; -} - static void efx_tx_maybe_stop_queue(struct efx_tx_queue *txq1) { /* We need to consider both queues that the net core sees as one */ @@ -344,6 +335,7 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb) struct efx_nic *efx = tx_queue->efx; struct device *dma_dev = &efx->pci_dev->dev; struct efx_tx_buffer *buffer; + unsigned int old_insert_count = tx_queue->insert_count; skb_frag_t *fragment; unsigned int len, unmap_len = 0; dma_addr_t dma_addr, unmap_addr = 0; @@ -351,7 +343,7 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb) unsigned short dma_flags; int i = 0; - EFX_BUG_ON_PARANOID(tx_queue->write_count != tx_queue->insert_count); + EFX_BUG_ON_PARANOID(tx_queue->write_count > tx_queue->insert_count); if (skb_shinfo(skb)->gso_size) return efx_enqueue_skb_tso(tx_queue, skb); @@ -369,9 +361,8 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb) /* Consider using PIO for short packets */ #ifdef EFX_USE_PIO - if (skb->len <= efx_piobuf_size && tx_queue->piobuf && - efx_nic_tx_is_empty(tx_queue) && - efx_nic_tx_is_empty(efx_tx_queue_partner(tx_queue))) { + if (skb->len <= efx_piobuf_size && !skb->xmit_more && + efx_nic_may_tx_pio(tx_queue)) { buffer = efx_enqueue_skb_pio(tx_queue, skb); dma_flags = EFX_TX_BUF_OPTION; goto finish_packet; @@ -439,13 +430,14 @@ finish_packet: netdev_tx_sent_queue(tx_queue->core_txq, skb->len); + efx_tx_maybe_stop_queue(tx_queue); + /* Pass off to hardware */ - efx_nic_push_buffers(tx_queue); + if (!skb->xmit_more || netif_xmit_stopped(tx_queue->core_txq)) + efx_nic_push_buffers(tx_queue); tx_queue->tx_packets++; - efx_tx_maybe_stop_queue(tx_queue); - return NETDEV_TX_OK; dma_err: @@ -458,7 +450,7 @@ finish_packet: dev_kfree_skb_any(skb); /* Work backwards until we hit the original insert pointer value */ - while (tx_queue->insert_count != tx_queue->write_count) { + while (tx_queue->insert_count != old_insert_count) { unsigned int pkts_compl = 0, bytes_compl = 0; --tx_queue->insert_count; buffer = __efx_tx_queue_get_insert_buffer(tx_queue); @@ -989,12 +981,13 @@ static int efx_tso_put_header(struct efx_tx_queue *tx_queue, /* Remove buffers put into a tx_queue. None of the buffers must have * an skb attached. */ -static void efx_enqueue_unwind(struct efx_tx_queue *tx_queue) +static void efx_enqueue_unwind(struct efx_tx_queue *tx_queue, + unsigned int insert_count) { struct efx_tx_buffer *buffer; /* Work backwards until we hit the original insert pointer value */ - while (tx_queue->insert_count != tx_queue->write_count) { + while (tx_queue->insert_count != insert_count) { --tx_queue->insert_count; buffer = __efx_tx_queue_get_insert_buffer(tx_queue); efx_dequeue_buffer(tx_queue, buffer, NULL, NULL); @@ -1258,13 +1251,14 @@ static int efx_enqueue_skb_tso(struct efx_tx_queue *tx_queue, struct sk_buff *skb) { struct efx_nic *efx = tx_queue->efx; + unsigned int old_insert_count = tx_queue->insert_count; int frag_i, rc; struct tso_state state; /* Find the packet protocol and sanity-check it */ state.protocol = efx_tso_check_protocol(skb); - EFX_BUG_ON_PARANOID(tx_queue->write_count != tx_queue->insert_count); + EFX_BUG_ON_PARANOID(tx_queue->write_count > tx_queue->insert_count); rc = tso_start(&state, efx, skb); if (rc) @@ -1308,11 +1302,12 @@ static int efx_enqueue_skb_tso(struct efx_tx_queue *tx_queue, netdev_tx_sent_queue(tx_queue->core_txq, skb->len); - /* Pass off to hardware */ - efx_nic_push_buffers(tx_queue); - efx_tx_maybe_stop_queue(tx_queue); + /* Pass off to hardware */ + if (!skb->xmit_more || netif_xmit_stopped(tx_queue->core_txq)) + efx_nic_push_buffers(tx_queue); + tx_queue->tso_bursts++; return NETDEV_TX_OK; @@ -1336,6 +1331,6 @@ static int efx_enqueue_skb_tso(struct efx_tx_queue *tx_queue, dma_unmap_single(&efx->pci_dev->dev, state.header_dma_addr, state.header_unmap_len, DMA_TO_DEVICE); - efx_enqueue_unwind(tx_queue); + efx_enqueue_unwind(tx_queue, old_insert_count); return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c index 552bbc17863c..ccfe7e510418 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c @@ -3,7 +3,7 @@ * * Copyright (C) 2003-2014 STMicroelectronics (R&D) Limited * Author: Srinivas Kandagatla <srinivas.kandagatla@st.com> - * + * Contributors: Giuseppe Cavallaro <peppe.cavallaro@st.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -22,45 +22,22 @@ #include <linux/of.h> #include <linux/of_net.h> +#define DWMAC_125MHZ 125000000 +#define DWMAC_50MHZ 50000000 +#define DWMAC_25MHZ 25000000 +#define DWMAC_2_5MHZ 2500000 + +#define IS_PHY_IF_MODE_RGMII(iface) (iface == PHY_INTERFACE_MODE_RGMII || \ + iface == PHY_INTERFACE_MODE_RGMII_ID || \ + iface == PHY_INTERFACE_MODE_RGMII_RXID || \ + iface == PHY_INTERFACE_MODE_RGMII_TXID) + +#define IS_PHY_IF_MODE_GBIT(iface) (IS_PHY_IF_MODE_RGMII(iface) || \ + iface == PHY_INTERFACE_MODE_GMII) + +/* STiH4xx register definitions (STiH415/STiH416/STiH407/STiH410 families) */ + /** - * STi GMAC glue logic. - * -------------------- - * - * _ - * | \ - * --------|0 \ ETH_SEL_INTERNAL_NOTEXT_PHYCLK - * phyclk | |___________________________________________ - * | | | (phyclk-in) - * --------|1 / | - * int-clk |_ / | - * | _ - * | | \ - * |_______|1 \ ETH_SEL_TX_RETIME_CLK - * | |___________________________ - * | | (tx-retime-clk) - * _______|0 / - * | |_ / - * _ | - * | \ | - * --------|0 \ | - * clk_125 | |__| - * | | ETH_SEL_TXCLK_NOT_CLK125 - * --------|1 / - * txclk |_ / - * - * - * ETH_SEL_INTERNAL_NOTEXT_PHYCLK is valid only for RMII where PHY can - * generate 50MHz clock or MAC can generate it. - * This bit is configured by "st,ext-phyclk" property. - * - * ETH_SEL_TXCLK_NOT_CLK125 is only valid for gigabit modes, where the 125Mhz - * clock either comes from clk-125 pin or txclk pin. This configuration is - * totally driven by the board wiring. This bit is configured by - * "st,tx-retime-src" property. - * - * TXCLK configuration is different for different phy interface modes - * and changes according to link speed in modes like RGMII. - * * Below table summarizes the clock requirement and clock sources for * supported phy interface modes with link speeds. * ________________________________________________ @@ -74,44 +51,58 @@ * ------------------------------------------------ *| RGMII | 125Mhz | 25Mhz | *| | clk-125/txclk | clkgen | + *| | clkgen | | * ------------------------------------------------ *| RMII | n/a | 25Mhz | *| | |clkgen/phyclk-in | * ------------------------------------------------ * - * TX lines are always retimed with a clk, which can vary depending - * on the board configuration. Below is the table of these bits - * in eth configuration register depending on source of retime clk. - * - *--------------------------------------------------------------- - * src | tx_rt_clk | int_not_ext_phyclk | txclk_n_clk125| - *--------------------------------------------------------------- - * txclk | 0 | n/a | 1 | - *--------------------------------------------------------------- - * ck_125| 0 | n/a | 0 | - *--------------------------------------------------------------- - * phyclk| 1 | 0 | n/a | - *--------------------------------------------------------------- - * clkgen| 1 | 1 | n/a | - *--------------------------------------------------------------- + * Register Configuration + *------------------------------- + * src |BIT(8)| BIT(7)| BIT(6)| + *------------------------------- + * txclk | 0 | n/a | 1 | + *------------------------------- + * ck_125| 0 | n/a | 0 | + *------------------------------- + * phyclk| 1 | 0 | n/a | + *------------------------------- + * clkgen| 1 | 1 | n/a | + *------------------------------- */ - /* Register definition */ +#define STIH4XX_RETIME_SRC_MASK GENMASK(8, 6) +#define STIH4XX_ETH_SEL_TX_RETIME_CLK BIT(8) +#define STIH4XX_ETH_SEL_INTERNAL_NOTEXT_PHYCLK BIT(7) +#define STIH4XX_ETH_SEL_TXCLK_NOT_CLK125 BIT(6) + +/* STiD127 register definitions */ - /* 3 bits [8:6] - * [6:6] ETH_SEL_TXCLK_NOT_CLK125 - * [7:7] ETH_SEL_INTERNAL_NOTEXT_PHYCLK - * [8:8] ETH_SEL_TX_RETIME_CLK - * - */ +/** + *----------------------- + * src |BIT(6)| BIT(7)| + *----------------------- + * MII | 1 | n/a | + *----------------------- + * RMII | n/a | 1 | + * clkgen| | | + *----------------------- + * RMII | n/a | 0 | + * phyclk| | | + *----------------------- + * RGMII | 1 | n/a | + * clkgen| | | + *----------------------- + */ -#define TX_RETIME_SRC_MASK GENMASK(8, 6) -#define ETH_SEL_TX_RETIME_CLK BIT(8) -#define ETH_SEL_INTERNAL_NOTEXT_PHYCLK BIT(7) -#define ETH_SEL_TXCLK_NOT_CLK125 BIT(6) +#define STID127_RETIME_SRC_MASK GENMASK(7, 6) +#define STID127_ETH_SEL_INTERNAL_NOTEXT_PHYCLK BIT(7) +#define STID127_ETH_SEL_INTERNAL_NOTEXT_TXCLK BIT(6) -#define ENMII_MASK GENMASK(5, 5) -#define ENMII BIT(5) +#define ENMII_MASK GENMASK(5, 5) +#define ENMII BIT(5) +#define EN_MASK GENMASK(1, 1) +#define EN BIT(1) /** * 3 bits [4:2] @@ -120,29 +111,23 @@ * 010-SGMII * 100-RMII */ -#define MII_PHY_SEL_MASK GENMASK(4, 2) -#define ETH_PHY_SEL_RMII BIT(4) -#define ETH_PHY_SEL_SGMII BIT(3) -#define ETH_PHY_SEL_RGMII BIT(2) -#define ETH_PHY_SEL_GMII 0x0 -#define ETH_PHY_SEL_MII 0x0 - -#define IS_PHY_IF_MODE_RGMII(iface) (iface == PHY_INTERFACE_MODE_RGMII || \ - iface == PHY_INTERFACE_MODE_RGMII_ID || \ - iface == PHY_INTERFACE_MODE_RGMII_RXID || \ - iface == PHY_INTERFACE_MODE_RGMII_TXID) - -#define IS_PHY_IF_MODE_GBIT(iface) (IS_PHY_IF_MODE_RGMII(iface) || \ - iface == PHY_INTERFACE_MODE_GMII) +#define MII_PHY_SEL_MASK GENMASK(4, 2) +#define ETH_PHY_SEL_RMII BIT(4) +#define ETH_PHY_SEL_SGMII BIT(3) +#define ETH_PHY_SEL_RGMII BIT(2) +#define ETH_PHY_SEL_GMII 0x0 +#define ETH_PHY_SEL_MII 0x0 struct sti_dwmac { - int interface; - bool ext_phyclk; - bool is_tx_retime_src_clk_125; - struct clk *clk; - int reg; + int interface; /* MII interface */ + bool ext_phyclk; /* Clock from external PHY */ + u32 tx_retime_src; /* TXCLK Retiming*/ + struct clk *clk; /* PHY clock */ + int ctrl_reg; /* GMAC glue-logic control register */ + int clk_sel_reg; /* GMAC ext clk selection register */ struct device *dev; struct regmap *regmap; + u32 speed; }; static u32 phy_intf_sels[] = { @@ -162,74 +147,133 @@ enum { TX_RETIME_SRC_CLKGEN, }; -static const char *const tx_retime_srcs[] = { - [TX_RETIME_SRC_NA] = "", - [TX_RETIME_SRC_TXCLK] = "txclk", - [TX_RETIME_SRC_CLK_125] = "clk_125", - [TX_RETIME_SRC_PHYCLK] = "phyclk", - [TX_RETIME_SRC_CLKGEN] = "clkgen", -}; - -static u32 tx_retime_val[] = { - [TX_RETIME_SRC_TXCLK] = ETH_SEL_TXCLK_NOT_CLK125, +static u32 stih4xx_tx_retime_val[] = { + [TX_RETIME_SRC_TXCLK] = STIH4XX_ETH_SEL_TXCLK_NOT_CLK125, [TX_RETIME_SRC_CLK_125] = 0x0, - [TX_RETIME_SRC_PHYCLK] = ETH_SEL_TX_RETIME_CLK, - [TX_RETIME_SRC_CLKGEN] = ETH_SEL_TX_RETIME_CLK | - ETH_SEL_INTERNAL_NOTEXT_PHYCLK, + [TX_RETIME_SRC_PHYCLK] = STIH4XX_ETH_SEL_TX_RETIME_CLK, + [TX_RETIME_SRC_CLKGEN] = STIH4XX_ETH_SEL_TX_RETIME_CLK + | STIH4XX_ETH_SEL_INTERNAL_NOTEXT_PHYCLK, }; -static void setup_retime_src(struct sti_dwmac *dwmac, u32 spd) +static void stih4xx_fix_retime_src(void *priv, u32 spd) { - u32 src = 0, freq = 0; - - if (spd == SPEED_100) { - if (dwmac->interface == PHY_INTERFACE_MODE_MII || - dwmac->interface == PHY_INTERFACE_MODE_GMII) { - src = TX_RETIME_SRC_TXCLK; - } else if (dwmac->interface == PHY_INTERFACE_MODE_RMII) { - if (dwmac->ext_phyclk) { - src = TX_RETIME_SRC_PHYCLK; - } else { - src = TX_RETIME_SRC_CLKGEN; - freq = 50000000; - } - - } else if (IS_PHY_IF_MODE_RGMII(dwmac->interface)) { + struct sti_dwmac *dwmac = priv; + u32 src = dwmac->tx_retime_src; + u32 reg = dwmac->ctrl_reg; + u32 freq = 0; + + if (dwmac->interface == PHY_INTERFACE_MODE_MII) { + src = TX_RETIME_SRC_TXCLK; + } else if (dwmac->interface == PHY_INTERFACE_MODE_RMII) { + if (dwmac->ext_phyclk) { + src = TX_RETIME_SRC_PHYCLK; + } else { src = TX_RETIME_SRC_CLKGEN; - freq = 25000000; + freq = DWMAC_50MHZ; } + } else if (IS_PHY_IF_MODE_RGMII(dwmac->interface)) { + /* On GiGa clk source can be either ext or from clkgen */ + if (spd == SPEED_1000) { + freq = DWMAC_125MHZ; + } else { + /* Switch to clkgen for these speeds */ + src = TX_RETIME_SRC_CLKGEN; + if (spd == SPEED_100) + freq = DWMAC_25MHZ; + else if (spd == SPEED_10) + freq = DWMAC_2_5MHZ; + } + } - if (src == TX_RETIME_SRC_CLKGEN && dwmac->clk) - clk_set_rate(dwmac->clk, freq); + if (src == TX_RETIME_SRC_CLKGEN && dwmac->clk && freq) + clk_set_rate(dwmac->clk, freq); - } else if (spd == SPEED_1000) { - if (dwmac->is_tx_retime_src_clk_125) - src = TX_RETIME_SRC_CLK_125; - else - src = TX_RETIME_SRC_TXCLK; + regmap_update_bits(dwmac->regmap, reg, STIH4XX_RETIME_SRC_MASK, + stih4xx_tx_retime_val[src]); +} + +static void stid127_fix_retime_src(void *priv, u32 spd) +{ + struct sti_dwmac *dwmac = priv; + u32 reg = dwmac->ctrl_reg; + u32 freq = 0; + u32 val = 0; + + if (dwmac->interface == PHY_INTERFACE_MODE_MII) { + val = STID127_ETH_SEL_INTERNAL_NOTEXT_TXCLK; + } else if (dwmac->interface == PHY_INTERFACE_MODE_RMII) { + if (!dwmac->ext_phyclk) { + val = STID127_ETH_SEL_INTERNAL_NOTEXT_PHYCLK; + freq = DWMAC_50MHZ; + } + } else if (IS_PHY_IF_MODE_RGMII(dwmac->interface)) { + val = STID127_ETH_SEL_INTERNAL_NOTEXT_TXCLK; + if (spd == SPEED_1000) + freq = DWMAC_125MHZ; + else if (spd == SPEED_100) + freq = DWMAC_25MHZ; + else if (spd == SPEED_10) + freq = DWMAC_2_5MHZ; } - regmap_update_bits(dwmac->regmap, dwmac->reg, - TX_RETIME_SRC_MASK, tx_retime_val[src]); + if (dwmac->clk && freq) + clk_set_rate(dwmac->clk, freq); + + regmap_update_bits(dwmac->regmap, reg, STID127_RETIME_SRC_MASK, val); } -static void sti_dwmac_exit(struct platform_device *pdev, void *priv) +static void sti_dwmac_ctrl_init(struct sti_dwmac *dwmac) { - struct sti_dwmac *dwmac = priv; + struct regmap *regmap = dwmac->regmap; + int iface = dwmac->interface; + struct device *dev = dwmac->dev; + struct device_node *np = dev->of_node; + u32 reg = dwmac->ctrl_reg; + u32 val; if (dwmac->clk) - clk_disable_unprepare(dwmac->clk); + clk_prepare_enable(dwmac->clk); + + if (of_property_read_bool(np, "st,gmac_en")) + regmap_update_bits(regmap, reg, EN_MASK, EN); + + regmap_update_bits(regmap, reg, MII_PHY_SEL_MASK, phy_intf_sels[iface]); + + val = (iface == PHY_INTERFACE_MODE_REVMII) ? 0 : ENMII; + regmap_update_bits(regmap, reg, ENMII_MASK, val); +} + +static int stix4xx_init(struct platform_device *pdev, void *priv) +{ + struct sti_dwmac *dwmac = priv; + u32 spd = dwmac->speed; + + sti_dwmac_ctrl_init(dwmac); + + stih4xx_fix_retime_src(priv, spd); + + return 0; } -static void sti_fix_mac_speed(void *priv, unsigned int spd) +static int stid127_init(struct platform_device *pdev, void *priv) { struct sti_dwmac *dwmac = priv; + u32 spd = dwmac->speed; - setup_retime_src(dwmac, spd); + sti_dwmac_ctrl_init(dwmac); - return; + stid127_fix_retime_src(priv, spd); + + return 0; } +static void sti_dwmac_exit(struct platform_device *pdev, void *priv) +{ + struct sti_dwmac *dwmac = priv; + + if (dwmac->clk) + clk_disable_unprepare(dwmac->clk); +} static int sti_dwmac_parse_data(struct sti_dwmac *dwmac, struct platform_device *pdev) { @@ -245,6 +289,13 @@ static int sti_dwmac_parse_data(struct sti_dwmac *dwmac, res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sti-ethconf"); if (!res) return -ENODATA; + dwmac->ctrl_reg = res->start; + + /* clk selection from extra syscfg register */ + dwmac->clk_sel_reg = -ENXIO; + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sti-clkconf"); + if (res) + dwmac->clk_sel_reg = res->start; regmap = syscon_regmap_lookup_by_phandle(np, "st,syscon"); if (IS_ERR(regmap)) @@ -253,53 +304,31 @@ static int sti_dwmac_parse_data(struct sti_dwmac *dwmac, dwmac->dev = dev; dwmac->interface = of_get_phy_mode(np); dwmac->regmap = regmap; - dwmac->reg = res->start; dwmac->ext_phyclk = of_property_read_bool(np, "st,ext-phyclk"); - dwmac->is_tx_retime_src_clk_125 = false; + dwmac->tx_retime_src = TX_RETIME_SRC_NA; + dwmac->speed = SPEED_100; if (IS_PHY_IF_MODE_GBIT(dwmac->interface)) { const char *rs; + dwmac->tx_retime_src = TX_RETIME_SRC_CLKGEN; err = of_property_read_string(np, "st,tx-retime-src", &rs); - if (err < 0) { - dev_err(dev, "st,tx-retime-src not specified\n"); - return err; - } + if (err < 0) + dev_warn(dev, "Use internal clock source\n"); if (!strcasecmp(rs, "clk_125")) - dwmac->is_tx_retime_src_clk_125 = true; + dwmac->tx_retime_src = TX_RETIME_SRC_CLK_125; + else if (!strcasecmp(rs, "txclk")) + dwmac->tx_retime_src = TX_RETIME_SRC_TXCLK; + + dwmac->speed = SPEED_1000; } dwmac->clk = devm_clk_get(dev, "sti-ethclk"); - - if (IS_ERR(dwmac->clk)) + if (IS_ERR(dwmac->clk)) { + dev_warn(dev, "No phy clock provided...\n"); dwmac->clk = NULL; - - return 0; -} - -static int sti_dwmac_init(struct platform_device *pdev, void *priv) -{ - struct sti_dwmac *dwmac = priv; - struct regmap *regmap = dwmac->regmap; - int iface = dwmac->interface; - u32 reg = dwmac->reg; - u32 val, spd; - - if (dwmac->clk) - clk_prepare_enable(dwmac->clk); - - regmap_update_bits(regmap, reg, MII_PHY_SEL_MASK, phy_intf_sels[iface]); - - val = (iface == PHY_INTERFACE_MODE_REVMII) ? 0 : ENMII; - regmap_update_bits(regmap, reg, ENMII_MASK, val); - - if (IS_PHY_IF_MODE_GBIT(iface)) - spd = SPEED_1000; - else - spd = SPEED_100; - - setup_retime_src(dwmac, spd); + } return 0; } @@ -322,9 +351,16 @@ static void *sti_dwmac_setup(struct platform_device *pdev) return dwmac; } -const struct stmmac_of_data sti_gmac_data = { - .fix_mac_speed = sti_fix_mac_speed, +const struct stmmac_of_data stih4xx_dwmac_data = { + .fix_mac_speed = stih4xx_fix_retime_src, + .setup = sti_dwmac_setup, + .init = stix4xx_init, + .exit = sti_dwmac_exit, +}; + +const struct stmmac_of_data stid127_dwmac_data = { + .fix_mac_speed = stid127_fix_retime_src, .setup = sti_dwmac_setup, - .init = sti_dwmac_init, + .init = stid127_init, .exit = sti_dwmac_exit, }; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c index 5efe60ea6526..0adcf73cf722 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c @@ -134,7 +134,7 @@ static void dwmac1000_set_filter(struct mac_device_info *hw, void __iomem *ioaddr = (void __iomem *)dev->base_addr; unsigned int value = 0; unsigned int perfect_addr_number = hw->unicast_filter_entries; - u32 mc_filter[2]; + u32 mc_filter[8]; int mcbitslog2 = hw->mcast_bits_log2; pr_debug("%s: # mcasts %d, # unicast %d\n", __func__, @@ -182,7 +182,7 @@ static void dwmac1000_set_filter(struct mac_device_info *hw, struct netdev_hw_addr *ha; netdev_for_each_uc_addr(ha, dev) { - stmmac_get_mac_addr(ioaddr, ha->addr, + stmmac_set_mac_addr(ioaddr, ha->addr, GMAC_ADDR_HIGH(reg), GMAC_ADDR_LOW(reg)); reg++; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index 44528896355d..c3c40650b309 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -144,7 +144,8 @@ extern const struct stmmac_of_data meson6_dwmac_data; extern const struct stmmac_of_data sun7i_gmac_data; #endif #ifdef CONFIG_DWMAC_STI -extern const struct stmmac_of_data sti_gmac_data; +extern const struct stmmac_of_data stih4xx_dwmac_data; +extern const struct stmmac_of_data stid127_dwmac_data; #endif #ifdef CONFIG_DWMAC_SOCFPGA extern const struct stmmac_of_data socfpga_gmac_data; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 652171706258..db56fa7ce8f9 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -37,9 +37,10 @@ static const struct of_device_id stmmac_dt_ids[] = { { .compatible = "allwinner,sun7i-a20-gmac", .data = &sun7i_gmac_data}, #endif #ifdef CONFIG_DWMAC_STI - { .compatible = "st,stih415-dwmac", .data = &sti_gmac_data}, - { .compatible = "st,stih416-dwmac", .data = &sti_gmac_data}, - { .compatible = "st,stid127-dwmac", .data = &sti_gmac_data}, + { .compatible = "st,stih415-dwmac", .data = &stih4xx_dwmac_data}, + { .compatible = "st,stih416-dwmac", .data = &stih4xx_dwmac_data}, + { .compatible = "st,stid127-dwmac", .data = &stid127_dwmac_data}, + { .compatible = "st,stih407-dwmac", .data = &stih4xx_dwmac_data}, #endif #ifdef CONFIG_DWMAC_SOCFPGA { .compatible = "altr,socfpga-stmmac", .data = &socfpga_gmac_data }, @@ -160,11 +161,16 @@ static int stmmac_probe_config_dt(struct platform_device *pdev, if (of_property_read_u32(np, "snps,phy-addr", &plat->phy_addr) == 0) dev_warn(&pdev->dev, "snps,phy-addr property is deprecated\n"); - plat->mdio_bus_data = devm_kzalloc(&pdev->dev, - sizeof(struct stmmac_mdio_bus_data), - GFP_KERNEL); + if (plat->phy_bus_name) + plat->mdio_bus_data = NULL; + else + plat->mdio_bus_data = + devm_kzalloc(&pdev->dev, + sizeof(struct stmmac_mdio_bus_data), + GFP_KERNEL); - plat->force_sf_dma_mode = of_property_read_bool(np, "snps,force_sf_dma_mode"); + plat->force_sf_dma_mode = + of_property_read_bool(np, "snps,force_sf_dma_mode"); /* Set the maxmtu to a default of JUMBO_LEN in case the * parameter is not present in the device tree. diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 15396720f489..3652afd3ec78 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -954,7 +954,7 @@ static int vnet_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_lock_irqsave(&port->vio.lock, flags); dr = &port->vio.drings[VIO_DRIVER_TX_RING]; - if (unlikely(vnet_tx_dring_avail(dr) < 2)) { + if (unlikely(vnet_tx_dring_avail(dr) < 1)) { if (!netif_queue_stopped(dev)) { netif_stop_queue(dev); @@ -1049,7 +1049,7 @@ ldc_start_done: dev->stats.tx_bytes += port->tx_bufs[txi].skb->len; dr->prod = (dr->prod + 1) & (VNET_TX_RING_SIZE - 1); - if (unlikely(vnet_tx_dring_avail(dr) < 2)) { + if (unlikely(vnet_tx_dring_avail(dr) < 1)) { netif_stop_queue(dev); if (vnet_tx_dring_avail(dr) > VNET_TX_WAKEUP_THRESH(dr)) netif_wake_queue(dev); diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index ab167dc49ce4..952e1e4764b7 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -2392,6 +2392,15 @@ clean_ndev_ret: return ret; } +static int cpsw_remove_child_device(struct device *dev, void *c) +{ + struct platform_device *pdev = to_platform_device(dev); + + of_device_unregister(pdev); + + return 0; +} + static int cpsw_remove(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); @@ -2406,6 +2415,7 @@ static int cpsw_remove(struct platform_device *pdev) cpdma_chan_destroy(priv->rxch); cpdma_ctlr_destroy(priv->dma); pm_runtime_disable(&pdev->dev); + device_for_each_child(&pdev->dev, NULL, cpsw_remove_child_device); if (priv->data.dual_emac) free_netdev(cpsw_get_slave_ndev(priv, 1)); free_netdev(ndev); diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index 4a000f6dd6fc..657b65bf5cac 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -193,12 +193,9 @@ fail: static void cpdma_desc_pool_destroy(struct cpdma_desc_pool *pool) { - unsigned long flags; - if (!pool) return; - spin_lock_irqsave(&pool->lock, flags); WARN_ON(pool->used_desc); if (pool->cpumap) { dma_free_coherent(pool->dev, pool->mem_size, pool->cpumap, @@ -206,7 +203,6 @@ static void cpdma_desc_pool_destroy(struct cpdma_desc_pool *pool) } else { iounmap(pool->iomap); } - spin_unlock_irqrestore(&pool->lock, flags); } static inline dma_addr_t desc_phys(struct cpdma_desc_pool *pool, @@ -561,7 +557,6 @@ int cpdma_chan_destroy(struct cpdma_chan *chan) cpdma_chan_stop(chan); ctlr->channels[chan->chan_num] = NULL; spin_unlock_irqrestore(&ctlr->lock, flags); - kfree(chan); return 0; } EXPORT_SYMBOL_GPL(cpdma_chan_destroy); diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c index 69557a26f749..049747f558c9 100644 --- a/drivers/net/ethernet/tile/tilegx.c +++ b/drivers/net/ethernet/tile/tilegx.c @@ -423,7 +423,7 @@ static void tile_net_pop_all_buffers(int instance, int stack) /* Provide linux buffers to mPIPE. */ static void tile_net_provide_needed_buffers(void) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); int instance, kind; for (instance = 0; instance < NR_MPIPE_MAX && info->mpipe[instance].has_iqueue; instance++) { @@ -551,7 +551,7 @@ static inline bool filter_packet(struct net_device *dev, void *buf) static void tile_net_receive_skb(struct net_device *dev, struct sk_buff *skb, gxio_mpipe_idesc_t *idesc, unsigned long len) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); struct tile_net_priv *priv = netdev_priv(dev); int instance = priv->instance; @@ -585,7 +585,7 @@ static void tile_net_receive_skb(struct net_device *dev, struct sk_buff *skb, /* Handle a packet. Return true if "processed", false if "filtered". */ static bool tile_net_handle_packet(int instance, gxio_mpipe_idesc_t *idesc) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); struct mpipe_data *md = &mpipe_data[instance]; struct net_device *dev = md->tile_net_devs_for_channel[idesc->channel]; uint8_t l2_offset; @@ -651,7 +651,7 @@ drop: */ static int tile_net_poll(struct napi_struct *napi, int budget) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); unsigned int work = 0; gxio_mpipe_idesc_t *idesc; int instance, i, n; @@ -700,7 +700,7 @@ done: /* Handle an ingress interrupt from an instance on the current cpu. */ static irqreturn_t tile_net_handle_ingress_irq(int irq, void *id) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); napi_schedule(&info->mpipe[(uint64_t)id].napi); return IRQ_HANDLED; } @@ -763,7 +763,7 @@ static enum hrtimer_restart tile_net_handle_tx_wake_timer(struct hrtimer *t) /* Make sure the egress timer is scheduled. */ static void tile_net_schedule_egress_timer(void) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); if (!info->egress_timer_scheduled) { hrtimer_start(&info->egress_timer, @@ -780,7 +780,7 @@ static void tile_net_schedule_egress_timer(void) */ static enum hrtimer_restart tile_net_handle_egress_timer(struct hrtimer *t) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); unsigned long irqflags; bool pending = false; int i, instance; @@ -1927,7 +1927,7 @@ static void tso_egress(struct net_device *dev, gxio_mpipe_equeue_t *equeue, */ static int tile_net_tx_tso(struct sk_buff *skb, struct net_device *dev) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); struct tile_net_priv *priv = netdev_priv(dev); int channel = priv->echannel; int instance = priv->instance; @@ -1996,7 +1996,7 @@ static unsigned int tile_net_tx_frags(struct frag *frags, /* Help the kernel transmit a packet. */ static int tile_net_tx(struct sk_buff *skb, struct net_device *dev) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); struct tile_net_priv *priv = netdev_priv(dev); int instance = priv->instance; struct mpipe_data *md = &mpipe_data[instance]; @@ -2138,7 +2138,7 @@ static int tile_net_set_mac_address(struct net_device *dev, void *p) static void tile_net_netpoll(struct net_device *dev) { int instance = mpipe_instance(dev); - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); struct mpipe_data *md = &mpipe_data[instance]; disable_percpu_irq(md->ingress_irq); @@ -2237,7 +2237,7 @@ static void tile_net_dev_init(const char *name, const uint8_t *mac) /* Per-cpu module initialization. */ static void tile_net_init_module_percpu(void *unused) { - struct tile_net_info *info = &__get_cpu_var(per_cpu_info); + struct tile_net_info *info = this_cpu_ptr(&per_cpu_info); int my_cpu = smp_processor_id(); int instance; diff --git a/drivers/net/ethernet/tile/tilepro.c b/drivers/net/ethernet/tile/tilepro.c index 88818d5054ab..fb12d31cfcf6 100644 --- a/drivers/net/ethernet/tile/tilepro.c +++ b/drivers/net/ethernet/tile/tilepro.c @@ -996,13 +996,13 @@ static void tile_net_register(void *dev_ptr) PDEBUG("tile_net_register(queue_id %d)\n", queue_id); if (!strcmp(dev->name, "xgbe0")) - info = &__get_cpu_var(hv_xgbe0); + info = this_cpu_ptr(&hv_xgbe0); else if (!strcmp(dev->name, "xgbe1")) - info = &__get_cpu_var(hv_xgbe1); + info = this_cpu_ptr(&hv_xgbe1); else if (!strcmp(dev->name, "gbe0")) - info = &__get_cpu_var(hv_gbe0); + info = this_cpu_ptr(&hv_gbe0); else if (!strcmp(dev->name, "gbe1")) - info = &__get_cpu_var(hv_gbe1); + info = this_cpu_ptr(&hv_gbe1); else BUG(); diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 0fcb5e7eb073..9e17d1a91e71 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -162,7 +162,7 @@ union sub_key { * data: network byte order * return: host byte order */ -static u32 comp_hash(u8 *key, int klen, u8 *data, int dlen) +static u32 comp_hash(u8 *key, int klen, void *data, int dlen) { union sub_key subk; int k_next = 4; @@ -176,7 +176,7 @@ static u32 comp_hash(u8 *key, int klen, u8 *data, int dlen) for (i = 0; i < dlen; i++) { subk.kb = key[k_next]; k_next = (k_next + 1) % klen; - dt = data[i]; + dt = ((u8 *)data)[i]; for (j = 0; j < 8; j++) { if (dt & 0x80) ret ^= subk.ka; @@ -190,26 +190,20 @@ static u32 comp_hash(u8 *key, int klen, u8 *data, int dlen) static bool netvsc_set_hash(u32 *hash, struct sk_buff *skb) { - struct iphdr *iphdr; + struct flow_keys flow; int data_len; - bool ret = false; - if (eth_hdr(skb)->h_proto != htons(ETH_P_IP)) + if (!skb_flow_dissect(skb, &flow) || flow.n_proto != htons(ETH_P_IP)) return false; - iphdr = ip_hdr(skb); + if (flow.ip_proto == IPPROTO_TCP) + data_len = 12; + else + data_len = 8; - if (iphdr->version == 4) { - if (iphdr->protocol == IPPROTO_TCP) - data_len = 12; - else - data_len = 8; - *hash = comp_hash(netvsc_hash_key, HASH_KEYLEN, - (u8 *)&iphdr->saddr, data_len); - ret = true; - } + *hash = comp_hash(netvsc_hash_key, HASH_KEYLEN, &flow, data_len); - return ret; + return true; } static u16 netvsc_select_queue(struct net_device *ndev, struct sk_buff *skb, diff --git a/drivers/net/ieee802154/Kconfig b/drivers/net/ieee802154/Kconfig index 391a916622a9..1a3c3e57aa0b 100644 --- a/drivers/net/ieee802154/Kconfig +++ b/drivers/net/ieee802154/Kconfig @@ -10,16 +10,6 @@ menuconfig IEEE802154_DRIVERS If you say N, all options in this submenu will be skipped and disabled. -config IEEE802154_FAKEHARD - tristate "Fake LR-WPAN driver with several interconnected devices" - depends on IEEE802154_DRIVERS - ---help--- - Say Y here to enable the fake driver that serves as an example - of HardMAC device driver. - - This driver can also be built as a module. To do so say M here. - The module will be called 'fakehard'. - config IEEE802154_FAKELB depends on IEEE802154_DRIVERS && MAC802154 tristate "IEEE 802.15.4 loopback driver" diff --git a/drivers/net/ieee802154/Makefile b/drivers/net/ieee802154/Makefile index 655cb95e6e24..d77fa4d77e27 100644 --- a/drivers/net/ieee802154/Makefile +++ b/drivers/net/ieee802154/Makefile @@ -1,4 +1,3 @@ -obj-$(CONFIG_IEEE802154_FAKEHARD) += fakehard.o obj-$(CONFIG_IEEE802154_FAKELB) += fakelb.o obj-$(CONFIG_IEEE802154_AT86RF230) += at86rf230.o obj-$(CONFIG_IEEE802154_MRF24J40) += mrf24j40.o diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index c9d2a752abd7..ebcbeb3a06e8 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -12,10 +12,6 @@ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * * Written by: * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> * Alexander Smirnov <alex.bluesman.smirnov@gmail.com> @@ -33,10 +29,10 @@ #include <linux/regmap.h> #include <linux/skbuff.h> #include <linux/of_gpio.h> +#include <linux/ieee802154.h> -#include <net/ieee802154.h> #include <net/mac802154.h> -#include <net/wpan-phy.h> +#include <net/cfg802154.h> struct at86rf230_local; /* at86rf2xx chip depend data. @@ -58,7 +54,7 @@ struct at86rf2xx_chip_data { u16 t_tx_timeout; int rssi_base_val; - int (*set_channel)(struct at86rf230_local *, int, int); + int (*set_channel)(struct at86rf230_local *, u8, u8); int (*get_desense_steps)(struct at86rf230_local *, s32); }; @@ -74,12 +70,14 @@ struct at86rf230_state_change { void (*complete)(void *context); u8 from_state; u8 to_state; + + bool irq_enable; }; struct at86rf230_local { struct spi_device *spi; - struct ieee802154_dev *dev; + struct ieee802154_hw *hw; struct at86rf2xx_chip_data *data; struct regmap *regmap; @@ -89,10 +87,10 @@ struct at86rf230_local { struct at86rf230_state_change irq; bool tx_aret; + s8 max_frame_retries; bool is_tx; /* spinlock for is_tx protection */ spinlock_t lock; - struct completion tx_complete; struct sk_buff *tx_skb; struct at86rf230_state_change tx; }; @@ -291,10 +289,11 @@ struct at86rf230_local { #define AT86RF2XX_NUMREGS 0x3F -static int +static void at86rf230_async_state_change(struct at86rf230_local *lp, struct at86rf230_state_change *ctx, - const u8 state, void (*complete)(void *context)); + const u8 state, void (*complete)(void *context), + const bool irq_enable); static inline int __at86rf230_write(struct at86rf230_local *lp, @@ -451,7 +450,8 @@ at86rf230_async_error_recover(void *context) struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; - at86rf230_async_state_change(lp, ctx, STATE_RX_AACK_ON, NULL); + at86rf230_async_state_change(lp, ctx, STATE_RX_AACK_ON, NULL, false); + ieee802154_wake_queue(lp->hw); } static void @@ -461,21 +461,31 @@ at86rf230_async_error(struct at86rf230_local *lp, dev_err(&lp->spi->dev, "spi_async error %d\n", rc); at86rf230_async_state_change(lp, ctx, STATE_FORCE_TRX_OFF, - at86rf230_async_error_recover); + at86rf230_async_error_recover, false); } /* Generic function to get some register value in async mode */ -static int +static void at86rf230_async_read_reg(struct at86rf230_local *lp, const u8 reg, struct at86rf230_state_change *ctx, - void (*complete)(void *context)) + void (*complete)(void *context), + const bool irq_enable) { + int rc; + u8 *tx_buf = ctx->buf; tx_buf[0] = (reg & CMD_REG_MASK) | CMD_REG; ctx->trx.len = 2; ctx->msg.complete = complete; - return spi_async(lp->spi, &ctx->msg); + ctx->irq_enable = irq_enable; + rc = spi_async(lp->spi, &ctx->msg); + if (rc) { + if (irq_enable) + enable_irq(lp->spi->irq); + + at86rf230_async_error(lp, ctx, rc); + } } static void @@ -512,7 +522,8 @@ at86rf230_async_state_assert(void *context) if (ctx->to_state == STATE_TX_ON) { at86rf230_async_state_change(lp, ctx, STATE_FORCE_TX_ON, - ctx->complete); + ctx->complete, + ctx->irq_enable); return; } } @@ -535,7 +546,6 @@ at86rf230_async_state_delay(void *context) struct at86rf230_local *lp = ctx->lp; struct at86rf2xx_chip_data *c = lp->data; bool force = false; - int rc; /* The force state changes are will show as normal states in the * state status subregister. We change the to_state to the @@ -604,10 +614,9 @@ at86rf230_async_state_delay(void *context) udelay(1); change: - rc = at86rf230_async_read_reg(lp, RG_TRX_STATUS, ctx, - at86rf230_async_state_assert); - if (rc) - dev_err(&lp->spi->dev, "spi_async error %d\n", rc); + at86rf230_async_read_reg(lp, RG_TRX_STATUS, ctx, + at86rf230_async_state_assert, + ctx->irq_enable); } static void @@ -622,10 +631,9 @@ at86rf230_async_state_change_start(void *context) /* Check for "possible" STATE_TRANSITION_IN_PROGRESS */ if (trx_state == STATE_TRANSITION_IN_PROGRESS) { udelay(1); - rc = at86rf230_async_read_reg(lp, RG_TRX_STATUS, ctx, - at86rf230_async_state_change_start); - if (rc) - dev_err(&lp->spi->dev, "spi_async error %d\n", rc); + at86rf230_async_read_reg(lp, RG_TRX_STATUS, ctx, + at86rf230_async_state_change_start, + ctx->irq_enable); return; } @@ -647,20 +655,27 @@ at86rf230_async_state_change_start(void *context) ctx->trx.len = 2; ctx->msg.complete = at86rf230_async_state_delay; rc = spi_async(lp->spi, &ctx->msg); - if (rc) - dev_err(&lp->spi->dev, "spi_async error %d\n", rc); + if (rc) { + if (ctx->irq_enable) + enable_irq(lp->spi->irq); + + at86rf230_async_error(lp, &lp->state, rc); + } } -static int +static void at86rf230_async_state_change(struct at86rf230_local *lp, struct at86rf230_state_change *ctx, - const u8 state, void (*complete)(void *context)) + const u8 state, void (*complete)(void *context), + const bool irq_enable) { /* Initialization for the state change context */ ctx->to_state = state; ctx->complete = complete; - return at86rf230_async_read_reg(lp, RG_TRX_STATUS, ctx, - at86rf230_async_state_change_start); + ctx->irq_enable = irq_enable; + at86rf230_async_read_reg(lp, RG_TRX_STATUS, ctx, + at86rf230_async_state_change_start, + irq_enable); } static void @@ -681,17 +696,16 @@ at86rf230_sync_state_change(struct at86rf230_local *lp, unsigned int state) { int rc; - rc = at86rf230_async_state_change(lp, &lp->state, state, - at86rf230_sync_state_change_complete); - if (rc) { - at86rf230_async_error(lp, &lp->state, rc); - return rc; - } + at86rf230_async_state_change(lp, &lp->state, state, + at86rf230_sync_state_change_complete, + false); rc = wait_for_completion_timeout(&lp->state_complete, msecs_to_jiffies(100)); - if (!rc) + if (!rc) { + at86rf230_async_error(lp, &lp->state, -ETIMEDOUT); return -ETIMEDOUT; + } return 0; } @@ -701,8 +715,23 @@ at86rf230_tx_complete(void *context) { struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; + struct sk_buff *skb = lp->tx_skb; + + enable_irq(lp->spi->irq); + + if (lp->max_frame_retries <= 0) { + /* Interfame spacing time, which is phy depend. + * TODO + * Move this handling in MAC 802.15.4 layer. + * This is currently a workaround to avoid fragmenation issues. + */ + if (skb->len > 18) + udelay(lp->data->t_lifs); + else + udelay(lp->data->t_sifs); + } - complete(&lp->tx_complete); + ieee802154_xmit_complete(lp->hw, skb); } static void @@ -710,12 +739,9 @@ at86rf230_tx_on(void *context) { struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; - int rc; - rc = at86rf230_async_state_change(lp, &lp->irq, STATE_RX_AACK_ON, - at86rf230_tx_complete); - if (rc) - at86rf230_async_error(lp, ctx, rc); + at86rf230_async_state_change(lp, &lp->irq, STATE_RX_AACK_ON, + at86rf230_tx_complete, true); } static void @@ -723,12 +749,9 @@ at86rf230_tx_trac_error(void *context) { struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; - int rc; - rc = at86rf230_async_state_change(lp, ctx, STATE_TX_ON, - at86rf230_tx_on); - if (rc) - at86rf230_async_error(lp, ctx, rc); + at86rf230_async_state_change(lp, ctx, STATE_TX_ON, + at86rf230_tx_on, true); } static void @@ -738,17 +761,14 @@ at86rf230_tx_trac_check(void *context) struct at86rf230_local *lp = ctx->lp; const u8 *buf = ctx->buf; const u8 trac = (buf[1] & 0xe0) >> 5; - int rc; /* If trac status is different than zero we need to do a state change * to STATE_FORCE_TRX_OFF then STATE_TX_ON to recover the transceiver * state to TX_ON. */ if (trac) { - rc = at86rf230_async_state_change(lp, ctx, STATE_FORCE_TRX_OFF, - at86rf230_tx_trac_error); - if (rc) - at86rf230_async_error(lp, ctx, rc); + at86rf230_async_state_change(lp, ctx, STATE_FORCE_TRX_OFF, + at86rf230_tx_trac_error, true); return; } @@ -761,51 +781,29 @@ at86rf230_tx_trac_status(void *context) { struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; - int rc; - rc = at86rf230_async_read_reg(lp, RG_TRX_STATE, ctx, - at86rf230_tx_trac_check); - if (rc) - at86rf230_async_error(lp, ctx, rc); + at86rf230_async_read_reg(lp, RG_TRX_STATE, ctx, + at86rf230_tx_trac_check, true); } static void at86rf230_rx(struct at86rf230_local *lp, - const u8 *data, u8 len) + const u8 *data, const u8 len, const u8 lqi) { - u8 lqi; struct sk_buff *skb; u8 rx_local_buf[AT86RF2XX_MAX_BUF]; - if (len < 2) - return; - - /* read full frame buffer and invalid lqi value to lowest - * indicator if frame was is in a corrupted state. - */ - if (len > IEEE802154_MTU) { - lqi = 0; - len = IEEE802154_MTU; - dev_vdbg(&lp->spi->dev, "corrupted frame received\n"); - } else { - lqi = data[len]; - } - memcpy(rx_local_buf, data, len); enable_irq(lp->spi->irq); - skb = alloc_skb(IEEE802154_MTU, GFP_ATOMIC); + skb = dev_alloc_skb(IEEE802154_MTU); if (!skb) { dev_vdbg(&lp->spi->dev, "failed to allocate sk_buff\n"); return; } memcpy(skb_put(skb, len), rx_local_buf, len); - - /* We do not put CRC into the frame */ - skb_trim(skb, len - 2); - - ieee802154_rx_irqsafe(lp->dev, skb, lqi); + ieee802154_rx_irqsafe(lp->hw, skb, lqi); } static void @@ -814,20 +812,31 @@ at86rf230_rx_read_frame_complete(void *context) struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; const u8 *buf = lp->irq.buf; - const u8 len = buf[1]; + u8 len = buf[1]; - at86rf230_rx(lp, buf + 2, len); + if (!ieee802154_is_valid_psdu_len(len)) { + dev_vdbg(&lp->spi->dev, "corrupted frame received\n"); + len = IEEE802154_MTU; + } + + at86rf230_rx(lp, buf + 2, len, buf[2 + len]); } -static int +static void at86rf230_rx_read_frame(struct at86rf230_local *lp) { + int rc; + u8 *buf = lp->irq.buf; buf[0] = CMD_FB; lp->irq.trx.len = AT86RF2XX_MAX_BUF; lp->irq.msg.complete = at86rf230_rx_read_frame_complete; - return spi_async(lp->spi, &lp->irq.msg); + rc = spi_async(lp->spi, &lp->irq.msg); + if (rc) { + enable_irq(lp->spi->irq); + at86rf230_async_error(lp, &lp->irq, rc); + } } static void @@ -835,7 +844,6 @@ at86rf230_rx_trac_check(void *context) { struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; - int rc; /* Possible check on trac status here. This could be useful to make * some stats why receive is failed. Not used at the moment, but it's @@ -843,34 +851,31 @@ at86rf230_rx_trac_check(void *context) * The programming guide say do it so. */ - rc = at86rf230_rx_read_frame(lp); - if (rc) { - enable_irq(lp->spi->irq); - at86rf230_async_error(lp, ctx, rc); - } + at86rf230_rx_read_frame(lp); } -static int +static void at86rf230_irq_trx_end(struct at86rf230_local *lp) { spin_lock(&lp->lock); if (lp->is_tx) { lp->is_tx = 0; spin_unlock(&lp->lock); - enable_irq(lp->spi->irq); if (lp->tx_aret) - return at86rf230_async_state_change(lp, &lp->irq, - STATE_FORCE_TX_ON, - at86rf230_tx_trac_status); + at86rf230_async_state_change(lp, &lp->irq, + STATE_FORCE_TX_ON, + at86rf230_tx_trac_status, + true); else - return at86rf230_async_state_change(lp, &lp->irq, - STATE_RX_AACK_ON, - at86rf230_tx_complete); + at86rf230_async_state_change(lp, &lp->irq, + STATE_RX_AACK_ON, + at86rf230_tx_complete, + true); } else { spin_unlock(&lp->lock); - return at86rf230_async_read_reg(lp, RG_TRX_STATE, &lp->irq, - at86rf230_rx_trac_check); + at86rf230_async_read_reg(lp, RG_TRX_STATE, &lp->irq, + at86rf230_rx_trac_check, true); } } @@ -881,12 +886,9 @@ at86rf230_irq_status(void *context) struct at86rf230_local *lp = ctx->lp; const u8 *buf = lp->irq.buf; const u8 irq = buf[1]; - int rc; if (irq & IRQ_TRX_END) { - rc = at86rf230_irq_trx_end(lp); - if (rc) - at86rf230_async_error(lp, ctx, rc); + at86rf230_irq_trx_end(lp); } else { enable_irq(lp->spi->irq); dev_err(&lp->spi->dev, "not supported irq %02x received\n", @@ -901,13 +903,14 @@ static irqreturn_t at86rf230_isr(int irq, void *data) u8 *buf = ctx->buf; int rc; - disable_irq_nosync(lp->spi->irq); + disable_irq_nosync(irq); buf[0] = (RG_IRQ_STATUS & CMD_REG_MASK) | CMD_REG; ctx->trx.len = 2; ctx->msg.complete = at86rf230_irq_status; rc = spi_async(lp->spi, &ctx->msg); if (rc) { + enable_irq(irq); at86rf230_async_error(lp, ctx, rc); return IRQ_NONE; } @@ -960,22 +963,18 @@ at86rf230_xmit_tx_on(void *context) { struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; - int rc; - rc = at86rf230_async_state_change(lp, ctx, STATE_TX_ARET_ON, - at86rf230_write_frame); - if (rc) - at86rf230_async_error(lp, ctx, rc); + at86rf230_async_state_change(lp, ctx, STATE_TX_ARET_ON, + at86rf230_write_frame, false); } static int -at86rf230_xmit(struct ieee802154_dev *dev, struct sk_buff *skb) +at86rf230_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; struct at86rf230_state_change *ctx = &lp->tx; void (*tx_complete)(void *context) = at86rf230_write_frame; - int rc; lp->tx_skb = skb; @@ -986,61 +985,39 @@ at86rf230_xmit(struct ieee802154_dev *dev, struct sk_buff *skb) if (lp->tx_aret) tx_complete = at86rf230_xmit_tx_on; - rc = at86rf230_async_state_change(lp, ctx, STATE_TX_ON, - tx_complete); - if (rc) { - at86rf230_async_error(lp, ctx, rc); - return rc; - } - rc = wait_for_completion_interruptible_timeout(&lp->tx_complete, - msecs_to_jiffies(lp->data->t_tx_timeout)); - if (!rc) { - at86rf230_async_error(lp, ctx, rc); - return -ETIMEDOUT; - } - - /* Interfame spacing time, which is phy depend. - * TODO - * Move this handling in MAC 802.15.4 layer. - * This is currently a workaround to avoid fragmenation issues. - */ - if (skb->len > 18) - usleep_range(lp->data->t_lifs, lp->data->t_lifs + 10); - else - usleep_range(lp->data->t_sifs, lp->data->t_sifs + 10); + at86rf230_async_state_change(lp, ctx, STATE_TX_ON, tx_complete, false); return 0; } static int -at86rf230_ed(struct ieee802154_dev *dev, u8 *level) +at86rf230_ed(struct ieee802154_hw *hw, u8 *level) { - might_sleep(); BUG_ON(!level); *level = 0xbe; return 0; } static int -at86rf230_start(struct ieee802154_dev *dev) +at86rf230_start(struct ieee802154_hw *hw) { - return at86rf230_sync_state_change(dev->priv, STATE_RX_AACK_ON); + return at86rf230_sync_state_change(hw->priv, STATE_RX_AACK_ON); } static void -at86rf230_stop(struct ieee802154_dev *dev) +at86rf230_stop(struct ieee802154_hw *hw) { - at86rf230_sync_state_change(dev->priv, STATE_FORCE_TRX_OFF); + at86rf230_sync_state_change(hw->priv, STATE_FORCE_TRX_OFF); } static int -at86rf23x_set_channel(struct at86rf230_local *lp, int page, int channel) +at86rf23x_set_channel(struct at86rf230_local *lp, u8 page, u8 channel) { return at86rf230_write_subreg(lp, SR_CHANNEL, channel); } static int -at86rf212_set_channel(struct at86rf230_local *lp, int page, int channel) +at86rf212_set_channel(struct at86rf230_local *lp, u8 page, u8 channel) { int rc; @@ -1065,15 +1042,13 @@ at86rf212_set_channel(struct at86rf230_local *lp, int page, int channel) } static int -at86rf230_channel(struct ieee802154_dev *dev, int page, int channel) +at86rf230_channel(struct ieee802154_hw *hw, u8 page, u8 channel) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; int rc; - might_sleep(); - - if (page < 0 || page > 31 || - !(lp->dev->phy->channels_supported[page] & BIT(channel))) { + if (page > 31 || + !(lp->hw->phy->channels_supported[page] & BIT(channel))) { WARN_ON(1); return -EINVAL; } @@ -1085,20 +1060,20 @@ at86rf230_channel(struct ieee802154_dev *dev, int page, int channel) /* Wait for PLL */ usleep_range(lp->data->t_channel_switch, lp->data->t_channel_switch + 10); - dev->phy->current_channel = channel; - dev->phy->current_page = page; + hw->phy->current_channel = channel; + hw->phy->current_page = page; return 0; } static int -at86rf230_set_hw_addr_filt(struct ieee802154_dev *dev, +at86rf230_set_hw_addr_filt(struct ieee802154_hw *hw, struct ieee802154_hw_addr_filt *filt, unsigned long changed) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; - if (changed & IEEE802515_AFILT_SADDR_CHANGED) { + if (changed & IEEE802154_AFILT_SADDR_CHANGED) { u16 addr = le16_to_cpu(filt->short_addr); dev_vdbg(&lp->spi->dev, @@ -1107,7 +1082,7 @@ at86rf230_set_hw_addr_filt(struct ieee802154_dev *dev, __at86rf230_write(lp, RG_SHORT_ADDR_1, addr >> 8); } - if (changed & IEEE802515_AFILT_PANID_CHANGED) { + if (changed & IEEE802154_AFILT_PANID_CHANGED) { u16 pan = le16_to_cpu(filt->pan_id); dev_vdbg(&lp->spi->dev, @@ -1116,7 +1091,7 @@ at86rf230_set_hw_addr_filt(struct ieee802154_dev *dev, __at86rf230_write(lp, RG_PAN_ID_1, pan >> 8); } - if (changed & IEEE802515_AFILT_IEEEADDR_CHANGED) { + if (changed & IEEE802154_AFILT_IEEEADDR_CHANGED) { u8 i, addr[8]; memcpy(addr, &filt->ieee_addr, 8); @@ -1126,7 +1101,7 @@ at86rf230_set_hw_addr_filt(struct ieee802154_dev *dev, __at86rf230_write(lp, RG_IEEE_ADDR_0 + i, addr[i]); } - if (changed & IEEE802515_AFILT_PANC_CHANGED) { + if (changed & IEEE802154_AFILT_PANC_CHANGED) { dev_vdbg(&lp->spi->dev, "at86rf230_set_hw_addr_filt called for panc change\n"); if (filt->pan_coord) @@ -1139,9 +1114,9 @@ at86rf230_set_hw_addr_filt(struct ieee802154_dev *dev, } static int -at86rf230_set_txpower(struct ieee802154_dev *dev, int db) +at86rf230_set_txpower(struct ieee802154_hw *hw, int db) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; /* typical maximum output is 5dBm with RG_PHY_TX_PWR 0x60, lower five * bits decrease power in 1dB steps. 0x60 represents extra PA gain of @@ -1158,17 +1133,17 @@ at86rf230_set_txpower(struct ieee802154_dev *dev, int db) } static int -at86rf230_set_lbt(struct ieee802154_dev *dev, bool on) +at86rf230_set_lbt(struct ieee802154_hw *hw, bool on) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; return at86rf230_write_subreg(lp, SR_CSMA_LBT_MODE, on); } static int -at86rf230_set_cca_mode(struct ieee802154_dev *dev, u8 mode) +at86rf230_set_cca_mode(struct ieee802154_hw *hw, u8 mode) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; return at86rf230_write_subreg(lp, SR_CCA_MODE, mode); } @@ -1186,9 +1161,9 @@ at86rf23x_get_desens_steps(struct at86rf230_local *lp, s32 level) } static int -at86rf230_set_cca_ed_level(struct ieee802154_dev *dev, s32 level) +at86rf230_set_cca_ed_level(struct ieee802154_hw *hw, s32 level) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; if (level < lp->data->rssi_base_val || level > 30) return -EINVAL; @@ -1198,10 +1173,10 @@ at86rf230_set_cca_ed_level(struct ieee802154_dev *dev, s32 level) } static int -at86rf230_set_csma_params(struct ieee802154_dev *dev, u8 min_be, u8 max_be, +at86rf230_set_csma_params(struct ieee802154_hw *hw, u8 min_be, u8 max_be, u8 retries) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; int rc; if (min_be > max_be || max_be > 8 || retries > 5) @@ -1219,15 +1194,16 @@ at86rf230_set_csma_params(struct ieee802154_dev *dev, u8 min_be, u8 max_be, } static int -at86rf230_set_frame_retries(struct ieee802154_dev *dev, s8 retries) +at86rf230_set_frame_retries(struct ieee802154_hw *hw, s8 retries) { - struct at86rf230_local *lp = dev->priv; + struct at86rf230_local *lp = hw->priv; int rc = 0; if (retries < -1 || retries > 15) return -EINVAL; lp->tx_aret = retries >= 0; + lp->max_frame_retries = retries; if (retries >= 0) rc = at86rf230_write_subreg(lp, SR_MAX_FRAME_RETRIES, retries); @@ -1235,9 +1211,36 @@ at86rf230_set_frame_retries(struct ieee802154_dev *dev, s8 retries) return rc; } -static struct ieee802154_ops at86rf230_ops = { +static int +at86rf230_set_promiscuous_mode(struct ieee802154_hw *hw, const bool on) +{ + struct at86rf230_local *lp = hw->priv; + int rc; + + if (on) { + rc = at86rf230_write_subreg(lp, SR_AACK_DIS_ACK, 1); + if (rc < 0) + return rc; + + rc = at86rf230_write_subreg(lp, SR_AACK_PROM_MODE, 1); + if (rc < 0) + return rc; + } else { + rc = at86rf230_write_subreg(lp, SR_AACK_PROM_MODE, 0); + if (rc < 0) + return rc; + + rc = at86rf230_write_subreg(lp, SR_AACK_DIS_ACK, 0); + if (rc < 0) + return rc; + } + + return 0; +} + +static const struct ieee802154_ops at86rf230_ops = { .owner = THIS_MODULE, - .xmit = at86rf230_xmit, + .xmit_async = at86rf230_xmit, .ed = at86rf230_ed, .set_channel = at86rf230_channel, .start = at86rf230_start, @@ -1249,6 +1252,7 @@ static struct ieee802154_ops at86rf230_ops = { .set_cca_ed_level = at86rf230_set_cca_ed_level, .set_csma_params = at86rf230_set_csma_params, .set_frame_retries = at86rf230_set_frame_retries, + .set_promiscuous_mode = at86rf230_set_promiscuous_mode, }; static struct at86rf2xx_chip_data at86rf233_data = { @@ -1260,7 +1264,7 @@ static struct at86rf2xx_chip_data at86rf233_data = { .t_frame = 4096, .t_p_ack = 545, .t_sifs = 192, - .t_lifs = 480, + .t_lifs = 640, .t_tx_timeout = 2000, .rssi_base_val = -91, .set_channel = at86rf23x_set_channel, @@ -1276,7 +1280,7 @@ static struct at86rf2xx_chip_data at86rf231_data = { .t_frame = 4096, .t_p_ack = 545, .t_sifs = 192, - .t_lifs = 480, + .t_lifs = 640, .t_tx_timeout = 2000, .rssi_base_val = -91, .set_channel = at86rf23x_set_channel, @@ -1292,7 +1296,7 @@ static struct at86rf2xx_chip_data at86rf212_data = { .t_frame = 4096, .t_p_ack = 545, .t_sifs = 192, - .t_lifs = 480, + .t_lifs = 640, .t_tx_timeout = 2000, .rssi_base_val = -100, .set_channel = at86rf212_set_channel, @@ -1354,7 +1358,11 @@ static int at86rf230_hw_init(struct at86rf230_local *lp) return -EINVAL; } - return 0; + /* Force setting slotted operation bit to 0. Sometimes the atben + * sets this bit and I don't know why. We set this always force + * to zero while probing. + */ + return at86rf230_write_subreg(lp, SR_SLOTTED_OPERATION, 0); } static struct at86rf230_platform_data * @@ -1409,9 +1417,10 @@ at86rf230_detect_device(struct at86rf230_local *lp) return -EINVAL; } - lp->dev->extra_tx_headroom = 0; - lp->dev->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK | - IEEE802154_HW_TXPOWER | IEEE802154_HW_CSMA; + lp->hw->extra_tx_headroom = 0; + lp->hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AACK | + IEEE802154_HW_TXPOWER | IEEE802154_HW_ARET | + IEEE802154_HW_AFILT | IEEE802154_HW_PROMISCUOUS; switch (part) { case 2: @@ -1421,15 +1430,17 @@ at86rf230_detect_device(struct at86rf230_local *lp) case 3: chip = "at86rf231"; lp->data = &at86rf231_data; - lp->dev->phy->channels_supported[0] = 0x7FFF800; + lp->hw->phy->channels_supported[0] = 0x7FFF800; + lp->hw->phy->current_channel = 11; break; case 7: chip = "at86rf212"; if (version == 1) { lp->data = &at86rf212_data; - lp->dev->flags |= IEEE802154_HW_LBT; - lp->dev->phy->channels_supported[0] = 0x00007FF; - lp->dev->phy->channels_supported[2] = 0x00007FF; + lp->hw->flags |= IEEE802154_HW_LBT; + lp->hw->phy->channels_supported[0] = 0x00007FF; + lp->hw->phy->channels_supported[2] = 0x00007FF; + lp->hw->phy->current_channel = 5; } else { rc = -ENOTSUPP; } @@ -1437,7 +1448,8 @@ at86rf230_detect_device(struct at86rf230_local *lp) case 11: chip = "at86rf233"; lp->data = &at86rf233_data; - lp->dev->phy->channels_supported[0] = 0x7FFF800; + lp->hw->phy->channels_supported[0] = 0x7FFF800; + lp->hw->phy->current_channel = 13; break; default: chip = "unkown"; @@ -1478,7 +1490,7 @@ at86rf230_setup_spi_messages(struct at86rf230_local *lp) static int at86rf230_probe(struct spi_device *spi) { struct at86rf230_platform_data *pdata; - struct ieee802154_dev *dev; + struct ieee802154_hw *hw; struct at86rf230_local *lp; unsigned int status; int rc, irq_type; @@ -1517,14 +1529,16 @@ static int at86rf230_probe(struct spi_device *spi) usleep_range(120, 240); } - dev = ieee802154_alloc_device(sizeof(*lp), &at86rf230_ops); - if (!dev) + hw = ieee802154_alloc_hw(sizeof(*lp), &at86rf230_ops); + if (!hw) return -ENOMEM; - lp = dev->priv; - lp->dev = dev; + lp = hw->priv; + lp->hw = hw; lp->spi = spi; - dev->parent = &spi->dev; + hw->parent = &spi->dev; + hw->vif_data_size = sizeof(*lp); + ieee802154_random_extended_addr(&hw->phy->perm_extended_addr); lp->regmap = devm_regmap_init_spi(spi, &at86rf230_regmap_spi_config); if (IS_ERR(lp->regmap)) { @@ -1541,7 +1555,6 @@ static int at86rf230_probe(struct spi_device *spi) goto free_dev; spin_lock_init(&lp->lock); - init_completion(&lp->tx_complete); init_completion(&lp->state_complete); spi_set_drvdata(spi, lp); @@ -1564,14 +1577,14 @@ static int at86rf230_probe(struct spi_device *spi) if (rc) goto free_dev; - rc = ieee802154_register_device(lp->dev); + rc = ieee802154_register_hw(lp->hw); if (rc) goto free_dev; return rc; free_dev: - ieee802154_free_device(lp->dev); + ieee802154_free_hw(lp->hw); return rc; } @@ -1582,8 +1595,8 @@ static int at86rf230_remove(struct spi_device *spi) /* mask all at86rf230 irq's */ at86rf230_write_subreg(lp, SR_IRQ_MASK, 0); - ieee802154_unregister_device(lp->dev); - ieee802154_free_device(lp->dev); + ieee802154_unregister_hw(lp->hw); + ieee802154_free_hw(lp->hw); dev_dbg(&spi->dev, "unregistered at86rf230\n"); return 0; diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c index 8a5ac7ab2300..ccbb082f3391 100644 --- a/drivers/net/ieee802154/cc2520.c +++ b/drivers/net/ieee802154/cc2520.c @@ -21,10 +21,10 @@ #include <linux/skbuff.h> #include <linux/pinctrl/consumer.h> #include <linux/of_gpio.h> +#include <linux/ieee802154.h> #include <net/mac802154.h> -#include <net/wpan-phy.h> -#include <net/ieee802154.h> +#include <net/cfg802154.h> #define SPI_COMMAND_BUFFER 3 #define HIGH 1 @@ -193,7 +193,7 @@ /* Driver private information */ struct cc2520_private { struct spi_device *spi; /* SPI device structure */ - struct ieee802154_dev *dev; /* IEEE-802.15.4 device */ + struct ieee802154_hw *hw; /* IEEE-802.15.4 device */ u8 *buf; /* SPI TX/Rx data buffer */ struct mutex buffer_mutex; /* SPI buffer mutex */ bool is_tx; /* Flag for sync b/w Tx and Rx */ @@ -453,20 +453,20 @@ cc2520_read_rxfifo(struct cc2520_private *priv, u8 *data, u8 len, u8 *lqi) return status; } -static int cc2520_start(struct ieee802154_dev *dev) +static int cc2520_start(struct ieee802154_hw *hw) { - return cc2520_cmd_strobe(dev->priv, CC2520_CMD_SRXON); + return cc2520_cmd_strobe(hw->priv, CC2520_CMD_SRXON); } -static void cc2520_stop(struct ieee802154_dev *dev) +static void cc2520_stop(struct ieee802154_hw *hw) { - cc2520_cmd_strobe(dev->priv, CC2520_CMD_SRFOFF); + cc2520_cmd_strobe(hw->priv, CC2520_CMD_SRFOFF); } static int -cc2520_tx(struct ieee802154_dev *dev, struct sk_buff *skb) +cc2520_tx(struct ieee802154_hw *hw, struct sk_buff *skb) { - struct cc2520_private *priv = dev->priv; + struct cc2520_private *priv = hw->priv; unsigned long flags; int rc; u8 status = 0; @@ -524,7 +524,7 @@ static int cc2520_rx(struct cc2520_private *priv) if (len < 2 || len > IEEE802154_MTU) return -EINVAL; - skb = alloc_skb(len, GFP_KERNEL); + skb = dev_alloc_skb(len); if (!skb) return -ENOMEM; @@ -536,7 +536,7 @@ static int cc2520_rx(struct cc2520_private *priv) skb_trim(skb, skb->len - 2); - ieee802154_rx_irqsafe(priv->dev, skb, lqi); + ieee802154_rx_irqsafe(priv->hw, skb, lqi); dev_vdbg(&priv->spi->dev, "RXFIFO: %x %x\n", len, lqi); @@ -544,9 +544,9 @@ static int cc2520_rx(struct cc2520_private *priv) } static int -cc2520_ed(struct ieee802154_dev *dev, u8 *level) +cc2520_ed(struct ieee802154_hw *hw, u8 *level) { - struct cc2520_private *priv = dev->priv; + struct cc2520_private *priv = hw->priv; u8 status = 0xff; u8 rssi; int ret; @@ -569,12 +569,11 @@ cc2520_ed(struct ieee802154_dev *dev, u8 *level) } static int -cc2520_set_channel(struct ieee802154_dev *dev, int page, int channel) +cc2520_set_channel(struct ieee802154_hw *hw, u8 page, u8 channel) { - struct cc2520_private *priv = dev->priv; + struct cc2520_private *priv = hw->priv; int ret; - might_sleep(); dev_dbg(&priv->spi->dev, "trying to set channel\n"); BUG_ON(page != 0); @@ -588,12 +587,12 @@ cc2520_set_channel(struct ieee802154_dev *dev, int page, int channel) } static int -cc2520_filter(struct ieee802154_dev *dev, +cc2520_filter(struct ieee802154_hw *hw, struct ieee802154_hw_addr_filt *filt, unsigned long changed) { - struct cc2520_private *priv = dev->priv; + struct cc2520_private *priv = hw->priv; - if (changed & IEEE802515_AFILT_PANID_CHANGED) { + if (changed & IEEE802154_AFILT_PANID_CHANGED) { u16 panid = le16_to_cpu(filt->pan_id); dev_vdbg(&priv->spi->dev, @@ -602,7 +601,7 @@ cc2520_filter(struct ieee802154_dev *dev, sizeof(panid), (u8 *)&panid); } - if (changed & IEEE802515_AFILT_IEEEADDR_CHANGED) { + if (changed & IEEE802154_AFILT_IEEEADDR_CHANGED) { dev_vdbg(&priv->spi->dev, "cc2520_filter called for IEEE addr\n"); cc2520_write_ram(priv, CC2520RAM_IEEEADDR, @@ -610,7 +609,7 @@ cc2520_filter(struct ieee802154_dev *dev, (u8 *)&filt->ieee_addr); } - if (changed & IEEE802515_AFILT_SADDR_CHANGED) { + if (changed & IEEE802154_AFILT_SADDR_CHANGED) { u16 addr = le16_to_cpu(filt->short_addr); dev_vdbg(&priv->spi->dev, @@ -619,7 +618,7 @@ cc2520_filter(struct ieee802154_dev *dev, sizeof(addr), (u8 *)&addr); } - if (changed & IEEE802515_AFILT_PANC_CHANGED) { + if (changed & IEEE802154_AFILT_PANC_CHANGED) { dev_vdbg(&priv->spi->dev, "cc2520_filter called for panc change\n"); if (filt->pan_coord) @@ -631,11 +630,11 @@ cc2520_filter(struct ieee802154_dev *dev, return 0; } -static struct ieee802154_ops cc2520_ops = { +static const struct ieee802154_ops cc2520_ops = { .owner = THIS_MODULE, .start = cc2520_start, .stop = cc2520_stop, - .xmit = cc2520_tx, + .xmit_sync = cc2520_tx, .ed = cc2520_ed, .set_channel = cc2520_set_channel, .set_hw_addr_filt = cc2520_filter, @@ -645,27 +644,29 @@ static int cc2520_register(struct cc2520_private *priv) { int ret = -ENOMEM; - priv->dev = ieee802154_alloc_device(sizeof(*priv), &cc2520_ops); - if (!priv->dev) + priv->hw = ieee802154_alloc_hw(sizeof(*priv), &cc2520_ops); + if (!priv->hw) goto err_ret; - priv->dev->priv = priv; - priv->dev->parent = &priv->spi->dev; - priv->dev->extra_tx_headroom = 0; + priv->hw->priv = priv; + priv->hw->parent = &priv->spi->dev; + priv->hw->extra_tx_headroom = 0; + priv->hw->vif_data_size = sizeof(*priv); /* We do support only 2.4 Ghz */ - priv->dev->phy->channels_supported[0] = 0x7FFF800; - priv->dev->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK; + priv->hw->phy->channels_supported[0] = 0x7FFF800; + priv->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK | + IEEE802154_HW_AFILT; dev_vdbg(&priv->spi->dev, "registered cc2520\n"); - ret = ieee802154_register_device(priv->dev); + ret = ieee802154_register_hw(priv->hw); if (ret) goto err_free_device; return 0; err_free_device: - ieee802154_free_device(priv->dev); + ieee802154_free_hw(priv->hw); err_ret: return ret; } @@ -1002,8 +1003,8 @@ static int cc2520_remove(struct spi_device *spi) mutex_destroy(&priv->buffer_mutex); flush_work(&priv->fifop_irqwork); - ieee802154_unregister_device(priv->dev); - ieee802154_free_device(priv->dev); + ieee802154_unregister_hw(priv->hw); + ieee802154_free_hw(priv->hw); return 0; } diff --git a/drivers/net/ieee802154/fakehard.c b/drivers/net/ieee802154/fakehard.c deleted file mode 100644 index 9ce854f43917..000000000000 --- a/drivers/net/ieee802154/fakehard.c +++ /dev/null @@ -1,427 +0,0 @@ -/* - * Sample driver for HardMAC IEEE 802.15.4 devices - * - * Copyright (C) 2009 Siemens AG - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Written by: - * Dmitry Eremin-Solenikov <dmitry.baryshkov@siemens.com> - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/netdevice.h> -#include <linux/skbuff.h> -#include <linux/if_arp.h> - -#include <net/af_ieee802154.h> -#include <net/ieee802154_netdev.h> -#include <net/ieee802154.h> -#include <net/nl802154.h> -#include <net/wpan-phy.h> - -struct fakehard_priv { - struct wpan_phy *phy; -}; - -static struct wpan_phy *fake_to_phy(const struct net_device *dev) -{ - struct fakehard_priv *priv = netdev_priv(dev); - return priv->phy; -} - -/** - * fake_get_phy - Return a phy corresponding to this device. - * @dev: The network device for which to return the wan-phy object - * - * This function returns a wpan-phy object corresponding to the passed - * network device. Reference counter for wpan-phy object is incremented, - * so when the wpan-phy isn't necessary, you should drop the reference - * via @wpan_phy_put() call. - */ -static struct wpan_phy *fake_get_phy(const struct net_device *dev) -{ - struct wpan_phy *phy = fake_to_phy(dev); - return to_phy(get_device(&phy->dev)); -} - -/** - * fake_get_pan_id - Retrieve the PAN ID of the device. - * @dev: The network device to retrieve the PAN of. - * - * Return the ID of the PAN from the PIB. - */ -static __le16 fake_get_pan_id(const struct net_device *dev) -{ - BUG_ON(dev->type != ARPHRD_IEEE802154); - - return cpu_to_le16(0xeba1); -} - -/** - * fake_get_short_addr - Retrieve the short address of the device. - * @dev: The network device to retrieve the short address of. - * - * Returns the IEEE 802.15.4 short-form address cached for this - * device. If the device has not yet had a short address assigned - * then this should return 0xFFFF to indicate a lack of association. - */ -static __le16 fake_get_short_addr(const struct net_device *dev) -{ - BUG_ON(dev->type != ARPHRD_IEEE802154); - - return cpu_to_le16(0x1); -} - -/** - * fake_get_dsn - Retrieve the DSN of the device. - * @dev: The network device to retrieve the DSN for. - * - * Returns the IEEE 802.15.4 DSN for the network device. - * The DSN is the sequence number which will be added to each - * packet or MAC command frame by the MAC during transmission. - * - * DSN means 'Data Sequence Number'. - * - * Note: This is in section 7.2.1.2 of the IEEE 802.15.4-2006 - * document. - */ -static u8 fake_get_dsn(const struct net_device *dev) -{ - BUG_ON(dev->type != ARPHRD_IEEE802154); - - return 0x00; /* DSN are implemented in HW, so return just 0 */ -} - -/** - * fake_assoc_req - Make an association request to the HW. - * @dev: The network device which we are associating to a network. - * @addr: The coordinator with which we wish to associate. - * @channel: The channel on which to associate. - * @cap: The capability information field to use in the association. - * - * Start an association with a coordinator. The coordinator's address - * and PAN ID can be found in @addr. - * - * Note: This is in section 7.3.1 and 7.5.3.1 of the IEEE - * 802.15.4-2006 document. - */ -static int fake_assoc_req(struct net_device *dev, - struct ieee802154_addr *addr, u8 channel, u8 page, u8 cap) -{ - struct wpan_phy *phy = fake_to_phy(dev); - - mutex_lock(&phy->pib_lock); - phy->current_channel = channel; - phy->current_page = page; - mutex_unlock(&phy->pib_lock); - - /* We simply emulate it here */ - return ieee802154_nl_assoc_confirm(dev, fake_get_short_addr(dev), - IEEE802154_SUCCESS); -} - -/** - * fake_assoc_resp - Send an association response to a device. - * @dev: The network device on which to send the response. - * @addr: The address of the device to respond to. - * @short_addr: The assigned short address for the device (if any). - * @status: The result of the association request. - * - * Queue the association response of the coordinator to another - * device's attempt to associate with the network which we - * coordinate. This is then added to the indirect-send queue to be - * transmitted to the end device when it polls for data. - * - * Note: This is in section 7.3.2 and 7.5.3.1 of the IEEE - * 802.15.4-2006 document. - */ -static int fake_assoc_resp(struct net_device *dev, - struct ieee802154_addr *addr, __le16 short_addr, u8 status) -{ - return 0; -} - -/** - * fake_disassoc_req - Disassociate a device from a network. - * @dev: The network device on which we're disassociating a device. - * @addr: The device to disassociate from the network. - * @reason: The reason to give to the device for being disassociated. - * - * This sends a disassociation notification to the device being - * disassociated from the network. - * - * Note: This is in section 7.5.3.2 of the IEEE 802.15.4-2006 - * document, with the reason described in 7.3.3.2. - */ -static int fake_disassoc_req(struct net_device *dev, - struct ieee802154_addr *addr, u8 reason) -{ - return ieee802154_nl_disassoc_confirm(dev, IEEE802154_SUCCESS); -} - -/** - * fake_start_req - Start an IEEE 802.15.4 PAN. - * @dev: The network device on which to start the PAN. - * @addr: The coordinator address to use when starting the PAN. - * @channel: The channel on which to start the PAN. - * @bcn_ord: Beacon order. - * @sf_ord: Superframe order. - * @pan_coord: Whether or not we are the PAN coordinator or just - * requesting a realignment perhaps? - * @blx: Battery Life Extension feature bitfield. - * @coord_realign: Something to realign something else. - * - * If pan_coord is non-zero then this starts a network with the - * provided parameters, otherwise it attempts a coordinator - * realignment of the stated network instead. - * - * Note: This is in section 7.5.2.3 of the IEEE 802.15.4-2006 - * document, with 7.3.8 describing coordinator realignment. - */ -static int fake_start_req(struct net_device *dev, - struct ieee802154_addr *addr, u8 channel, u8 page, - u8 bcn_ord, u8 sf_ord, u8 pan_coord, u8 blx, - u8 coord_realign) -{ - struct wpan_phy *phy = fake_to_phy(dev); - - mutex_lock(&phy->pib_lock); - phy->current_channel = channel; - phy->current_page = page; - mutex_unlock(&phy->pib_lock); - - /* We don't emulate beacons here at all, so START should fail */ - ieee802154_nl_start_confirm(dev, IEEE802154_INVALID_PARAMETER); - return 0; -} - -/** - * fake_scan_req - Start a channel scan. - * @dev: The network device on which to perform a channel scan. - * @type: The type of scan to perform. - * @channels: The channel bitmask to scan. - * @duration: How long to spend on each channel. - * - * This starts either a passive (energy) scan or an active (PAN) scan - * on the channels indicated in the @channels bitmask. The duration of - * the scan is measured in terms of superframe duration. Specifically, - * the scan will spend aBaseSuperFrameDuration * ((2^n) + 1) on each - * channel. - * - * Note: This is in section 7.5.2.1 of the IEEE 802.15.4-2006 document. - */ -static int fake_scan_req(struct net_device *dev, u8 type, u32 channels, - u8 page, u8 duration) -{ - u8 edl[27] = {}; - return ieee802154_nl_scan_confirm(dev, IEEE802154_SUCCESS, type, - channels, page, - type == IEEE802154_MAC_SCAN_ED ? edl : NULL); -} - -static struct ieee802154_mlme_ops fake_mlme = { - .assoc_req = fake_assoc_req, - .assoc_resp = fake_assoc_resp, - .disassoc_req = fake_disassoc_req, - .start_req = fake_start_req, - .scan_req = fake_scan_req, - - .get_phy = fake_get_phy, - - .get_pan_id = fake_get_pan_id, - .get_short_addr = fake_get_short_addr, - .get_dsn = fake_get_dsn, -}; - -static int ieee802154_fake_open(struct net_device *dev) -{ - netif_start_queue(dev); - return 0; -} - -static int ieee802154_fake_close(struct net_device *dev) -{ - netif_stop_queue(dev); - return 0; -} - -static netdev_tx_t ieee802154_fake_xmit(struct sk_buff *skb, - struct net_device *dev) -{ - dev->stats.tx_packets++; - dev->stats.tx_bytes += skb->len; - - /* FIXME: do hardware work here ... */ - - dev_kfree_skb(skb); - return NETDEV_TX_OK; -} - - -static int ieee802154_fake_ioctl(struct net_device *dev, struct ifreq *ifr, - int cmd) -{ - struct sockaddr_ieee802154 *sa = - (struct sockaddr_ieee802154 *)&ifr->ifr_addr; - u16 pan_id, short_addr; - - switch (cmd) { - case SIOCGIFADDR: - /* FIXME: fixed here, get from device IRL */ - pan_id = le16_to_cpu(fake_get_pan_id(dev)); - short_addr = le16_to_cpu(fake_get_short_addr(dev)); - if (pan_id == IEEE802154_PANID_BROADCAST || - short_addr == IEEE802154_ADDR_BROADCAST) - return -EADDRNOTAVAIL; - - sa->family = AF_IEEE802154; - sa->addr.addr_type = IEEE802154_ADDR_SHORT; - sa->addr.pan_id = pan_id; - sa->addr.short_addr = short_addr; - return 0; - } - return -ENOIOCTLCMD; -} - -static int ieee802154_fake_mac_addr(struct net_device *dev, void *p) -{ - return -EBUSY; /* HW address is built into the device */ -} - -static const struct net_device_ops fake_ops = { - .ndo_open = ieee802154_fake_open, - .ndo_stop = ieee802154_fake_close, - .ndo_start_xmit = ieee802154_fake_xmit, - .ndo_do_ioctl = ieee802154_fake_ioctl, - .ndo_set_mac_address = ieee802154_fake_mac_addr, -}; - -static void ieee802154_fake_destruct(struct net_device *dev) -{ - struct wpan_phy *phy = fake_to_phy(dev); - - wpan_phy_unregister(phy); - free_netdev(dev); - wpan_phy_free(phy); -} - -static void ieee802154_fake_setup(struct net_device *dev) -{ - dev->addr_len = IEEE802154_ADDR_LEN; - memset(dev->broadcast, 0xff, IEEE802154_ADDR_LEN); - dev->features = NETIF_F_HW_CSUM; - dev->needed_tailroom = 2; /* FCS */ - dev->mtu = 127; - dev->tx_queue_len = 10; - dev->type = ARPHRD_IEEE802154; - dev->flags = IFF_NOARP | IFF_BROADCAST; - dev->watchdog_timeo = 0; - dev->destructor = ieee802154_fake_destruct; -} - - -static int ieee802154fake_probe(struct platform_device *pdev) -{ - struct net_device *dev; - struct fakehard_priv *priv; - struct wpan_phy *phy = wpan_phy_alloc(0); - int err; - - if (!phy) - return -ENOMEM; - - dev = alloc_netdev(sizeof(struct fakehard_priv), "hardwpan%d", - NET_NAME_UNKNOWN, ieee802154_fake_setup); - if (!dev) { - wpan_phy_free(phy); - return -ENOMEM; - } - - memcpy(dev->dev_addr, "\xba\xbe\xca\xfe\xde\xad\xbe\xef", - dev->addr_len); - - /* - * For now we'd like to emulate 2.4 GHz-only device, - * both O-QPSK and CSS - */ - /* 2.4 GHz O-QPSK 802.15.4-2003 */ - phy->channels_supported[0] |= 0x7FFF800; - /* 2.4 GHz CSS 802.15.4a-2007 */ - phy->channels_supported[3] |= 0x3fff; - - phy->transmit_power = 0xbf; - - dev->netdev_ops = &fake_ops; - dev->ml_priv = &fake_mlme; - - priv = netdev_priv(dev); - priv->phy = phy; - - wpan_phy_set_dev(phy, &pdev->dev); - SET_NETDEV_DEV(dev, &phy->dev); - - platform_set_drvdata(pdev, dev); - - err = wpan_phy_register(phy); - if (err) - goto out; - - err = register_netdev(dev); - if (err < 0) - goto out; - - dev_info(&pdev->dev, "Added ieee802154 HardMAC hardware\n"); - return 0; - -out: - unregister_netdev(dev); - return err; -} - -static int ieee802154fake_remove(struct platform_device *pdev) -{ - struct net_device *dev = platform_get_drvdata(pdev); - unregister_netdev(dev); - return 0; -} - -static struct platform_device *ieee802154fake_dev; - -static struct platform_driver ieee802154fake_driver = { - .probe = ieee802154fake_probe, - .remove = ieee802154fake_remove, - .driver = { - .name = "ieee802154hardmac", - .owner = THIS_MODULE, - }, -}; - -static __init int fake_init(void) -{ - ieee802154fake_dev = platform_device_register_simple( - "ieee802154hardmac", -1, NULL, 0); - return platform_driver_register(&ieee802154fake_driver); -} - -static __exit void fake_exit(void) -{ - platform_driver_unregister(&ieee802154fake_driver); - platform_device_unregister(ieee802154fake_dev); -} - -module_init(fake_init); -module_exit(fake_exit); -MODULE_LICENSE("GPL"); diff --git a/drivers/net/ieee802154/fakelb.c b/drivers/net/ieee802154/fakelb.c index 27d83207d24c..6e62286cef78 100644 --- a/drivers/net/ieee802154/fakelb.c +++ b/drivers/net/ieee802154/fakelb.c @@ -12,10 +12,6 @@ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * * Written by: * Sergey Lapin <slapin@ossfans.org> * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> @@ -29,12 +25,12 @@ #include <linux/device.h> #include <linux/spinlock.h> #include <net/mac802154.h> -#include <net/wpan-phy.h> +#include <net/cfg802154.h> static int numlbs = 1; struct fakelb_dev_priv { - struct ieee802154_dev *dev; + struct ieee802154_hw *hw; struct list_head list; struct fakelb_priv *fake; @@ -49,9 +45,8 @@ struct fakelb_priv { }; static int -fakelb_hw_ed(struct ieee802154_dev *dev, u8 *level) +fakelb_hw_ed(struct ieee802154_hw *hw, u8 *level) { - might_sleep(); BUG_ON(!level); *level = 0xbe; @@ -59,13 +54,12 @@ fakelb_hw_ed(struct ieee802154_dev *dev, u8 *level) } static int -fakelb_hw_channel(struct ieee802154_dev *dev, int page, int channel) +fakelb_hw_channel(struct ieee802154_hw *hw, u8 page, u8 channel) { pr_debug("set channel to %d\n", channel); - might_sleep(); - dev->phy->current_page = page; - dev->phy->current_channel = channel; + hw->phy->current_page = page; + hw->phy->current_channel = channel; return 0; } @@ -78,19 +72,17 @@ fakelb_hw_deliver(struct fakelb_dev_priv *priv, struct sk_buff *skb) spin_lock(&priv->lock); if (priv->working) { newskb = pskb_copy(skb, GFP_ATOMIC); - ieee802154_rx_irqsafe(priv->dev, newskb, 0xcc); + ieee802154_rx_irqsafe(priv->hw, newskb, 0xcc); } spin_unlock(&priv->lock); } static int -fakelb_hw_xmit(struct ieee802154_dev *dev, struct sk_buff *skb) +fakelb_hw_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) { - struct fakelb_dev_priv *priv = dev->priv; + struct fakelb_dev_priv *priv = hw->priv; struct fakelb_priv *fake = priv->fake; - might_sleep(); - read_lock_bh(&fake->lock); if (priv->list.next == priv->list.prev) { /* we are the only one device */ @@ -99,8 +91,8 @@ fakelb_hw_xmit(struct ieee802154_dev *dev, struct sk_buff *skb) struct fakelb_dev_priv *dp; list_for_each_entry(dp, &priv->fake->list, list) { if (dp != priv && - (dp->dev->phy->current_channel == - priv->dev->phy->current_channel)) + (dp->hw->phy->current_channel == + priv->hw->phy->current_channel)) fakelb_hw_deliver(dp, skb); } } @@ -110,8 +102,8 @@ fakelb_hw_xmit(struct ieee802154_dev *dev, struct sk_buff *skb) } static int -fakelb_hw_start(struct ieee802154_dev *dev) { - struct fakelb_dev_priv *priv = dev->priv; +fakelb_hw_start(struct ieee802154_hw *hw) { + struct fakelb_dev_priv *priv = hw->priv; int ret = 0; spin_lock(&priv->lock); @@ -125,17 +117,17 @@ fakelb_hw_start(struct ieee802154_dev *dev) { } static void -fakelb_hw_stop(struct ieee802154_dev *dev) { - struct fakelb_dev_priv *priv = dev->priv; +fakelb_hw_stop(struct ieee802154_hw *hw) { + struct fakelb_dev_priv *priv = hw->priv; spin_lock(&priv->lock); priv->working = 0; spin_unlock(&priv->lock); } -static struct ieee802154_ops fakelb_ops = { +static const struct ieee802154_ops fakelb_ops = { .owner = THIS_MODULE, - .xmit = fakelb_hw_xmit, + .xmit_sync = fakelb_hw_xmit, .ed = fakelb_hw_ed, .set_channel = fakelb_hw_channel, .start = fakelb_hw_start, @@ -150,54 +142,54 @@ static int fakelb_add_one(struct device *dev, struct fakelb_priv *fake) { struct fakelb_dev_priv *priv; int err; - struct ieee802154_dev *ieee; + struct ieee802154_hw *hw; - ieee = ieee802154_alloc_device(sizeof(*priv), &fakelb_ops); - if (!ieee) + hw = ieee802154_alloc_hw(sizeof(*priv), &fakelb_ops); + if (!hw) return -ENOMEM; - priv = ieee->priv; - priv->dev = ieee; + priv = hw->priv; + priv->hw = hw; /* 868 MHz BPSK 802.15.4-2003 */ - ieee->phy->channels_supported[0] |= 1; + hw->phy->channels_supported[0] |= 1; /* 915 MHz BPSK 802.15.4-2003 */ - ieee->phy->channels_supported[0] |= 0x7fe; + hw->phy->channels_supported[0] |= 0x7fe; /* 2.4 GHz O-QPSK 802.15.4-2003 */ - ieee->phy->channels_supported[0] |= 0x7FFF800; + hw->phy->channels_supported[0] |= 0x7FFF800; /* 868 MHz ASK 802.15.4-2006 */ - ieee->phy->channels_supported[1] |= 1; + hw->phy->channels_supported[1] |= 1; /* 915 MHz ASK 802.15.4-2006 */ - ieee->phy->channels_supported[1] |= 0x7fe; + hw->phy->channels_supported[1] |= 0x7fe; /* 868 MHz O-QPSK 802.15.4-2006 */ - ieee->phy->channels_supported[2] |= 1; + hw->phy->channels_supported[2] |= 1; /* 915 MHz O-QPSK 802.15.4-2006 */ - ieee->phy->channels_supported[2] |= 0x7fe; + hw->phy->channels_supported[2] |= 0x7fe; /* 2.4 GHz CSS 802.15.4a-2007 */ - ieee->phy->channels_supported[3] |= 0x3fff; + hw->phy->channels_supported[3] |= 0x3fff; /* UWB Sub-gigahertz 802.15.4a-2007 */ - ieee->phy->channels_supported[4] |= 1; + hw->phy->channels_supported[4] |= 1; /* UWB Low band 802.15.4a-2007 */ - ieee->phy->channels_supported[4] |= 0x1e; + hw->phy->channels_supported[4] |= 0x1e; /* UWB High band 802.15.4a-2007 */ - ieee->phy->channels_supported[4] |= 0xffe0; + hw->phy->channels_supported[4] |= 0xffe0; /* 750 MHz O-QPSK 802.15.4c-2009 */ - ieee->phy->channels_supported[5] |= 0xf; + hw->phy->channels_supported[5] |= 0xf; /* 750 MHz MPSK 802.15.4c-2009 */ - ieee->phy->channels_supported[5] |= 0xf0; + hw->phy->channels_supported[5] |= 0xf0; /* 950 MHz BPSK 802.15.4d-2009 */ - ieee->phy->channels_supported[6] |= 0x3ff; + hw->phy->channels_supported[6] |= 0x3ff; /* 950 MHz GFSK 802.15.4d-2009 */ - ieee->phy->channels_supported[6] |= 0x3ffc00; + hw->phy->channels_supported[6] |= 0x3ffc00; INIT_LIST_HEAD(&priv->list); priv->fake = fake; spin_lock_init(&priv->lock); - ieee->parent = dev; + hw->parent = dev; - err = ieee802154_register_device(ieee); + err = ieee802154_register_hw(hw); if (err) goto err_reg; @@ -208,7 +200,7 @@ static int fakelb_add_one(struct device *dev, struct fakelb_priv *fake) return 0; err_reg: - ieee802154_free_device(priv->dev); + ieee802154_free_hw(priv->hw); return err; } @@ -218,8 +210,8 @@ static void fakelb_del(struct fakelb_dev_priv *priv) list_del(&priv->list); write_unlock_bh(&priv->fake->lock); - ieee802154_unregister_device(priv->dev); - ieee802154_free_device(priv->dev); + ieee802154_unregister_hw(priv->hw); + ieee802154_free_hw(priv->hw); } static int fakelb_probe(struct platform_device *pdev) diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c index 07e0b887c350..a200fa16beae 100644 --- a/drivers/net/ieee802154/mrf24j40.c +++ b/drivers/net/ieee802154/mrf24j40.c @@ -13,18 +13,14 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <linux/spi/spi.h> #include <linux/interrupt.h> #include <linux/module.h> -#include <net/wpan-phy.h> +#include <linux/ieee802154.h> +#include <net/cfg802154.h> #include <net/mac802154.h> -#include <net/ieee802154.h> /* MRF24J40 Short Address Registers */ #define REG_RXMCR 0x00 /* Receive MAC control */ @@ -43,6 +39,8 @@ #define REG_TXSTBL 0x2E /* TX Stabilization */ #define REG_INTSTAT 0x31 /* Interrupt Status */ #define REG_INTCON 0x32 /* Interrupt Control */ +#define REG_GPIO 0x33 /* GPIO */ +#define REG_TRISGPIO 0x34 /* GPIO direction */ #define REG_RFCTL 0x36 /* RF Control Mode Register */ #define REG_BBREG1 0x39 /* Baseband Registers */ #define REG_BBREG2 0x3A /* */ @@ -63,6 +61,7 @@ #define REG_SLPCON1 0x220 #define REG_WAKETIMEL 0x222 /* Wake-up Time Match Value Low */ #define REG_WAKETIMEH 0x223 /* Wake-up Time Match Value High */ +#define REG_TESTMODE 0x22F /* Test mode */ #define REG_RX_FIFO 0x300 /* Receive FIFO */ /* Device configuration: Only channels 11-26 on page 0 are supported. */ @@ -75,10 +74,12 @@ #define RX_FIFO_SIZE 144 /* From datasheet */ #define SET_CHANNEL_DELAY_US 192 /* From datasheet */ +enum mrf24j40_modules { MRF24J40, MRF24J40MA, MRF24J40MC }; + /* Device Private Data */ struct mrf24j40 { struct spi_device *spi; - struct ieee802154_dev *dev; + struct ieee802154_hw *hw; struct mutex buffer_mutex; /* only used to protect buf */ struct completion tx_complete; @@ -331,9 +332,9 @@ out: return ret; } -static int mrf24j40_tx(struct ieee802154_dev *dev, struct sk_buff *skb) +static int mrf24j40_tx(struct ieee802154_hw *hw, struct sk_buff *skb) { - struct mrf24j40 *devrec = dev->priv; + struct mrf24j40 *devrec = hw->priv; u8 val; int ret = 0; @@ -382,7 +383,7 @@ err: return ret; } -static int mrf24j40_ed(struct ieee802154_dev *dev, u8 *level) +static int mrf24j40_ed(struct ieee802154_hw *hw, u8 *level) { /* TODO: */ pr_warn("mrf24j40: ed not implemented\n"); @@ -390,9 +391,9 @@ static int mrf24j40_ed(struct ieee802154_dev *dev, u8 *level) return 0; } -static int mrf24j40_start(struct ieee802154_dev *dev) +static int mrf24j40_start(struct ieee802154_hw *hw) { - struct mrf24j40 *devrec = dev->priv; + struct mrf24j40 *devrec = hw->priv; u8 val; int ret; @@ -407,9 +408,9 @@ static int mrf24j40_start(struct ieee802154_dev *dev) return 0; } -static void mrf24j40_stop(struct ieee802154_dev *dev) +static void mrf24j40_stop(struct ieee802154_hw *hw) { - struct mrf24j40 *devrec = dev->priv; + struct mrf24j40 *devrec = hw->priv; u8 val; int ret; @@ -422,10 +423,9 @@ static void mrf24j40_stop(struct ieee802154_dev *dev) write_short_reg(devrec, REG_INTCON, val); } -static int mrf24j40_set_channel(struct ieee802154_dev *dev, - int page, int channel) +static int mrf24j40_set_channel(struct ieee802154_hw *hw, u8 page, u8 channel) { - struct mrf24j40 *devrec = dev->priv; + struct mrf24j40 *devrec = hw->priv; u8 val; int ret; @@ -453,15 +453,15 @@ static int mrf24j40_set_channel(struct ieee802154_dev *dev, return 0; } -static int mrf24j40_filter(struct ieee802154_dev *dev, +static int mrf24j40_filter(struct ieee802154_hw *hw, struct ieee802154_hw_addr_filt *filt, unsigned long changed) { - struct mrf24j40 *devrec = dev->priv; + struct mrf24j40 *devrec = hw->priv; dev_dbg(printdev(devrec), "filter\n"); - if (changed & IEEE802515_AFILT_SADDR_CHANGED) { + if (changed & IEEE802154_AFILT_SADDR_CHANGED) { /* Short Addr */ u8 addrh, addrl; @@ -474,7 +474,7 @@ static int mrf24j40_filter(struct ieee802154_dev *dev, "Set short addr to %04hx\n", filt->short_addr); } - if (changed & IEEE802515_AFILT_IEEEADDR_CHANGED) { + if (changed & IEEE802154_AFILT_IEEEADDR_CHANGED) { /* Device Address */ u8 i, addr[8]; @@ -490,7 +490,7 @@ static int mrf24j40_filter(struct ieee802154_dev *dev, #endif } - if (changed & IEEE802515_AFILT_PANID_CHANGED) { + if (changed & IEEE802154_AFILT_PANID_CHANGED) { /* PAN ID */ u8 panidl, panidh; @@ -502,7 +502,7 @@ static int mrf24j40_filter(struct ieee802154_dev *dev, dev_dbg(printdev(devrec), "Set PANID to %04hx\n", filt->pan_id); } - if (changed & IEEE802515_AFILT_PANC_CHANGED) { + if (changed & IEEE802154_AFILT_PANC_CHANGED) { /* Pan Coordinator */ u8 val; int ret; @@ -543,7 +543,7 @@ static int mrf24j40_handle_rx(struct mrf24j40 *devrec) val |= 4; /* SET RXDECINV */ write_short_reg(devrec, REG_BBREG1, val); - skb = alloc_skb(len, GFP_KERNEL); + skb = dev_alloc_skb(len); if (!skb) { ret = -ENOMEM; goto out; @@ -563,7 +563,7 @@ static int mrf24j40_handle_rx(struct mrf24j40 *devrec) /* TODO: Other drivers call ieee20154_rx_irqsafe() here (eg: cc2040, * also from a workqueue). I think irqsafe is not necessary here. * Can someone confirm? */ - ieee802154_rx_irqsafe(devrec->dev, skb, lqi); + ieee802154_rx_irqsafe(devrec->hw, skb, lqi); dev_dbg(printdev(devrec), "RX Handled\n"); @@ -578,9 +578,9 @@ out: return ret; } -static struct ieee802154_ops mrf24j40_ops = { +static const struct ieee802154_ops mrf24j40_ops = { .owner = THIS_MODULE, - .xmit = mrf24j40_tx, + .xmit_sync = mrf24j40_tx, .ed = mrf24j40_ed, .start = mrf24j40_start, .stop = mrf24j40_stop, @@ -691,6 +691,28 @@ static int mrf24j40_hw_init(struct mrf24j40 *devrec) if (ret) goto err_ret; + if (spi_get_device_id(devrec->spi)->driver_data == MRF24J40MC) { + /* Enable external amplifier. + * From MRF24J40MC datasheet section 1.3: Operation. + */ + read_long_reg(devrec, REG_TESTMODE, &val); + val |= 0x7; /* Configure GPIO 0-2 to control amplifier */ + write_long_reg(devrec, REG_TESTMODE, val); + + read_short_reg(devrec, REG_TRISGPIO, &val); + val |= 0x8; /* Set GPIO3 as output. */ + write_short_reg(devrec, REG_TRISGPIO, val); + + read_short_reg(devrec, REG_GPIO, &val); + val |= 0x8; /* Set GPIO3 HIGH to enable U5 voltage regulator */ + write_short_reg(devrec, REG_GPIO, val); + + /* Reduce TX pwr to meet FCC requirements. + * From MRF24J40MC datasheet section 3.1.1 + */ + write_long_reg(devrec, REG_RFCON3, 0x28); + } + return 0; err_ret: @@ -722,17 +744,18 @@ static int mrf24j40_probe(struct spi_device *spi) /* Register with the 802154 subsystem */ - devrec->dev = ieee802154_alloc_device(0, &mrf24j40_ops); - if (!devrec->dev) + devrec->hw = ieee802154_alloc_hw(0, &mrf24j40_ops); + if (!devrec->hw) goto err_ret; - devrec->dev->priv = devrec; - devrec->dev->parent = &devrec->spi->dev; - devrec->dev->phy->channels_supported[0] = CHANNEL_MASK; - devrec->dev->flags = IEEE802154_HW_OMIT_CKSUM|IEEE802154_HW_AACK; + devrec->hw->priv = devrec; + devrec->hw->parent = &devrec->spi->dev; + devrec->hw->phy->channels_supported[0] = CHANNEL_MASK; + devrec->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK | + IEEE802154_HW_AFILT; dev_dbg(printdev(devrec), "registered mrf24j40\n"); - ret = ieee802154_register_device(devrec->dev); + ret = ieee802154_register_hw(devrec->hw); if (ret) goto err_register_device; @@ -757,9 +780,9 @@ static int mrf24j40_probe(struct spi_device *spi) err_irq: err_hw_init: - ieee802154_unregister_device(devrec->dev); + ieee802154_unregister_hw(devrec->hw); err_register_device: - ieee802154_free_device(devrec->dev); + ieee802154_free_hw(devrec->hw); err_ret: return ret; } @@ -770,8 +793,8 @@ static int mrf24j40_remove(struct spi_device *spi) dev_dbg(printdev(devrec), "remove\n"); - ieee802154_unregister_device(devrec->dev); - ieee802154_free_device(devrec->dev); + ieee802154_unregister_hw(devrec->hw); + ieee802154_free_hw(devrec->hw); /* TODO: Will ieee802154_free_device() wait until ->xmit() is * complete? */ @@ -779,8 +802,9 @@ static int mrf24j40_remove(struct spi_device *spi) } static const struct spi_device_id mrf24j40_ids[] = { - { "mrf24j40", 0 }, - { "mrf24j40ma", 0 }, + { "mrf24j40", MRF24J40 }, + { "mrf24j40ma", MRF24J40MA }, + { "mrf24j40mc", MRF24J40MC }, { }, }; MODULE_DEVICE_TABLE(spi, mrf24j40_ids); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 38b4fae61f04..29b3bb410781 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -260,7 +260,7 @@ static void macvlan_broadcast(struct sk_buff *skb, mode == MACVLAN_MODE_BRIDGE) ?: netif_rx_ni(nskb); macvlan_count_rx(vlan, skb->len + ETH_HLEN, - err == NET_RX_SUCCESS, 1); + err == NET_RX_SUCCESS, true); } } } @@ -379,7 +379,7 @@ static void macvlan_forward_source_one(struct sk_buff *skb, nskb->pkt_type = PACKET_HOST; ret = netif_rx(nskb); - macvlan_count_rx(vlan, len, ret == NET_RX_SUCCESS, 0); + macvlan_count_rx(vlan, len, ret == NET_RX_SUCCESS, false); } static void macvlan_forward_source(struct sk_buff *skb, @@ -407,7 +407,8 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) const struct macvlan_dev *src; struct net_device *dev; unsigned int len = 0; - int ret = NET_RX_DROP; + int ret; + rx_handler_result_t handle_res; port = macvlan_port_get_rcu(skb->dev); if (is_multicast_ether_addr(eth->h_dest)) { @@ -423,6 +424,7 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) vlan = src; ret = macvlan_broadcast_one(skb, vlan, eth, 0) ?: netif_rx(skb); + handle_res = RX_HANDLER_CONSUMED; goto out; } @@ -448,17 +450,20 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) } len = skb->len + ETH_HLEN; skb = skb_share_check(skb, GFP_ATOMIC); - if (!skb) + if (!skb) { + ret = NET_RX_DROP; + handle_res = RX_HANDLER_CONSUMED; goto out; + } skb->dev = dev; skb->pkt_type = PACKET_HOST; - ret = netif_rx(skb); - + ret = NET_RX_SUCCESS; + handle_res = RX_HANDLER_ANOTHER; out: - macvlan_count_rx(vlan, len, ret == NET_RX_SUCCESS, 0); - return RX_HANDLER_CONSUMED; + macvlan_count_rx(vlan, len, ret == NET_RX_SUCCESS, false); + return handle_res; } static int macvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev) diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 0c6adaaf898c..65e2892342bd 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -298,7 +298,7 @@ static rx_handler_result_t macvtap_handle_frame(struct sk_buff **pskb) */ if (q->flags & IFF_VNET_HDR) features |= vlan->tap_features; - if (netif_needs_gso(skb, features)) { + if (netif_needs_gso(dev, skb, features)) { struct sk_buff *segs = __skb_gso_segment(skb, features, false); if (IS_ERR(segs)) diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 011dbda2b2f1..8c2a29a9bd7f 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -26,6 +26,7 @@ #include <linux/phy.h> #include <linux/micrel_phy.h> #include <linux/of.h> +#include <linux/clk.h> /* Operation Mode Strap Override */ #define MII_KSZPHY_OMSO 0x16 @@ -72,9 +73,12 @@ static int ksz_config_flags(struct phy_device *phydev) { int regval; - if (phydev->dev_flags & MICREL_PHY_50MHZ_CLK) { + if (phydev->dev_flags & (MICREL_PHY_50MHZ_CLK | MICREL_PHY_25MHZ_CLK)) { regval = phy_read(phydev, MII_KSZPHY_CTRL); - regval |= KSZ8051_RMII_50MHZ_CLK; + if (phydev->dev_flags & MICREL_PHY_50MHZ_CLK) + regval |= KSZ8051_RMII_50MHZ_CLK; + else + regval &= ~KSZ8051_RMII_50MHZ_CLK; return phy_write(phydev, MII_KSZPHY_CTRL, regval); } return 0; @@ -194,8 +198,10 @@ static int ksz8021_config_init(struct phy_device *phydev) if (rc) dev_err(&phydev->dev, "failed to set led mode\n"); - phy_write(phydev, MII_KSZPHY_OMSO, val); rc = ksz_config_flags(phydev); + if (rc < 0) + return rc; + rc = phy_write(phydev, MII_KSZPHY_OMSO, val); return rc < 0 ? rc : 0; } @@ -440,6 +446,27 @@ ksz9021_wr_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum, { } +static int ksz8021_probe(struct phy_device *phydev) +{ + struct clk *clk; + + clk = devm_clk_get(&phydev->dev, "rmii-ref"); + if (!IS_ERR(clk)) { + unsigned long rate = clk_get_rate(clk); + + if (rate > 24500000 && rate < 25500000) { + phydev->dev_flags |= MICREL_PHY_25MHZ_CLK; + } else if (rate > 49500000 && rate < 50500000) { + phydev->dev_flags |= MICREL_PHY_50MHZ_CLK; + } else { + dev_err(&phydev->dev, "Clock rate out of range: %ld\n", rate); + return -EINVAL; + } + } + + return 0; +} + static struct phy_driver ksphy_driver[] = { { .phy_id = PHY_ID_KS8737, @@ -462,6 +489,7 @@ static struct phy_driver ksphy_driver[] = { .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | SUPPORTED_Asym_Pause), .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, + .probe = ksz8021_probe, .config_init = ksz8021_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, @@ -477,6 +505,7 @@ static struct phy_driver ksphy_driver[] = { .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | SUPPORTED_Asym_Pause), .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, + .probe = ksz8021_probe, .config_init = ksz8021_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 80e6f3430f65..68c3a3f4e0ab 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -594,7 +594,7 @@ static long ppp_ioctl(struct file *file, unsigned int cmd, unsigned long arg) if (file == ppp->owner) ppp_shutdown_interface(ppp); } - if (atomic_long_read(&file->f_count) <= 2) { + if (atomic_long_read(&file->f_count) < 2) { ppp_release(NULL, file); err = 0; } else diff --git a/drivers/net/tun.c b/drivers/net/tun.c index acaaf6784179..186ce541c657 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -2152,9 +2152,7 @@ static int tun_chr_fasync(int fd, struct file *file, int on) goto out; if (on) { - ret = __f_setown(file, task_pid(current), PIDTYPE_PID, 0); - if (ret) - goto out; + __f_setown(file, task_pid(current), PIDTYPE_PID, 0); tfile->flags |= TUN_FASYNC; } else tfile->flags &= ~TUN_FASYNC; diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 5cfd414b9a3e..e3d84c322e4e 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -26,7 +26,7 @@ #include <linux/mdio.h> /* Version Information */ -#define DRIVER_VERSION "v1.06.1 (2014/10/01)" +#define DRIVER_VERSION "v1.07.0 (2014/10/09)" #define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>" #define DRIVER_DESC "Realtek RTL8152/RTL8153 Based USB Ethernet Adapters" #define MODULENAME "r8152" @@ -566,6 +566,7 @@ struct r8152 { spinlock_t rx_lock, tx_lock; struct delayed_work schedule; struct mii_if_info mii; + struct mutex control; /* use for hw setting */ struct rtl_ops { void (*init)(struct r8152 *); @@ -942,15 +943,8 @@ static int read_mii_word(struct net_device *netdev, int phy_id, int reg) if (phy_id != R8152_PHY_ID) return -EINVAL; - ret = usb_autopm_get_interface(tp->intf); - if (ret < 0) - goto out; - ret = r8152_mdio_read(tp, reg); - usb_autopm_put_interface(tp->intf); - -out: return ret; } @@ -965,12 +959,7 @@ void write_mii_word(struct net_device *netdev, int phy_id, int reg, int val) if (phy_id != R8152_PHY_ID) return; - if (usb_autopm_get_interface(tp->intf) < 0) - return; - r8152_mdio_write(tp, reg, val); - - usb_autopm_put_interface(tp->intf); } static int @@ -989,12 +978,16 @@ static int rtl8152_set_mac_address(struct net_device *netdev, void *p) if (ret < 0) goto out1; + mutex_lock(&tp->control); + memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_CONFIG); pla_ocp_write(tp, PLA_IDR, BYTE_EN_SIX_BYTES, 8, addr->sa_data); ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_NORAML); + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); out1: return ret; @@ -2145,6 +2138,13 @@ static int rtl8152_set_features(struct net_device *dev, { netdev_features_t changed = features ^ dev->features; struct r8152 *tp = netdev_priv(dev); + int ret; + + ret = usb_autopm_get_interface(tp->intf); + if (ret < 0) + goto out; + + mutex_lock(&tp->control); if (changed & NETIF_F_HW_VLAN_CTAG_RX) { if (features & NETIF_F_HW_VLAN_CTAG_RX) @@ -2153,7 +2153,12 @@ static int rtl8152_set_features(struct net_device *dev, rtl_rx_vlan_en(tp, false); } - return 0; + mutex_unlock(&tp->control); + + usb_autopm_put_interface(tp->intf); + +out: + return ret; } #define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST) @@ -2851,6 +2856,11 @@ static void rtl_work_func_t(struct work_struct *work) if (test_bit(RTL8152_UNPLUG, &tp->flags)) goto out1; + if (!mutex_trylock(&tp->control)) { + schedule_delayed_work(&tp->schedule, 0); + goto out1; + } + if (test_bit(RTL8152_LINK_CHG, &tp->flags)) set_carrier(tp); @@ -2866,6 +2876,8 @@ static void rtl_work_func_t(struct work_struct *work) if (test_bit(PHY_RESET, &tp->flags)) rtl_phy_reset(tp); + mutex_unlock(&tp->control); + out1: usb_autopm_put_interface(tp->intf); } @@ -2885,6 +2897,8 @@ static int rtl8152_open(struct net_device *netdev) goto out; } + mutex_lock(&tp->control); + /* The WORK_ENABLE may be set when autoresume occurs */ if (test_bit(WORK_ENABLE, &tp->flags)) { clear_bit(WORK_ENABLE, &tp->flags); @@ -2913,6 +2927,8 @@ static int rtl8152_open(struct net_device *netdev) free_all_mem(tp); } + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); out: @@ -2933,6 +2949,8 @@ static int rtl8152_close(struct net_device *netdev) if (res < 0) { rtl_drop_queued_tx(tp); } else { + mutex_lock(&tp->control); + /* The autosuspend may have been enabled and wouldn't * be disable when autoresume occurs, because the * netif_running() would be false. @@ -2945,6 +2963,9 @@ static int rtl8152_close(struct net_device *netdev) tasklet_disable(&tp->tl); tp->rtl_ops.down(tp); tasklet_enable(&tp->tl); + + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); } @@ -3168,33 +3189,47 @@ static void r8153_init(struct r8152 *tp) static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message) { struct r8152 *tp = usb_get_intfdata(intf); + struct net_device *netdev = tp->netdev; + int ret = 0; + + mutex_lock(&tp->control); + + if (PMSG_IS_AUTO(message)) { + if (netif_running(netdev) && work_busy(&tp->schedule.work)) { + ret = -EBUSY; + goto out1; + } - if (PMSG_IS_AUTO(message)) set_bit(SELECTIVE_SUSPEND, &tp->flags); - else - netif_device_detach(tp->netdev); + } else { + netif_device_detach(netdev); + } - if (netif_running(tp->netdev)) { + if (netif_running(netdev)) { clear_bit(WORK_ENABLE, &tp->flags); usb_kill_urb(tp->intr_urb); - cancel_delayed_work_sync(&tp->schedule); tasklet_disable(&tp->tl); if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) { rtl_stop_rx(tp); rtl_runtime_suspend_enable(tp, true); } else { + cancel_delayed_work_sync(&tp->schedule); tp->rtl_ops.down(tp); } tasklet_enable(&tp->tl); } +out1: + mutex_unlock(&tp->control); - return 0; + return ret; } static int rtl8152_resume(struct usb_interface *intf) { struct r8152 *tp = usb_get_intfdata(intf); + mutex_lock(&tp->control); + if (!test_bit(SELECTIVE_SUSPEND, &tp->flags)) { tp->rtl_ops.init(tp); netif_device_attach(tp->netdev); @@ -3220,6 +3255,8 @@ static int rtl8152_resume(struct usb_interface *intf) usb_submit_urb(tp->intr_urb, GFP_KERNEL); } + mutex_unlock(&tp->control); + return 0; } @@ -3230,9 +3267,13 @@ static void rtl8152_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) if (usb_autopm_get_interface(tp->intf) < 0) return; + mutex_lock(&tp->control); + wol->supported = WAKE_ANY; wol->wolopts = __rtl_get_wol(tp); + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); } @@ -3245,9 +3286,13 @@ static int rtl8152_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) if (ret < 0) goto out_set_wol; + mutex_lock(&tp->control); + __rtl_set_wol(tp, wol->wolopts); tp->saved_wolopts = wol->wolopts & WAKE_ANY; + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); out_set_wol: @@ -3282,11 +3327,25 @@ static int rtl8152_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd) { struct r8152 *tp = netdev_priv(netdev); + int ret; if (!tp->mii.mdio_read) return -EOPNOTSUPP; - return mii_ethtool_gset(&tp->mii, cmd); + ret = usb_autopm_get_interface(tp->intf); + if (ret < 0) + goto out; + + mutex_lock(&tp->control); + + ret = mii_ethtool_gset(&tp->mii, cmd); + + mutex_unlock(&tp->control); + + usb_autopm_put_interface(tp->intf); + +out: + return ret; } static int rtl8152_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) @@ -3298,8 +3357,12 @@ static int rtl8152_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) if (ret < 0) goto out; + mutex_lock(&tp->control); + ret = rtl8152_set_speed(tp, cmd->autoneg, cmd->speed, cmd->duplex); + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); out: @@ -3459,8 +3522,12 @@ rtl_ethtool_get_eee(struct net_device *net, struct ethtool_eee *edata) if (ret < 0) goto out; + mutex_lock(&tp->control); + ret = tp->rtl_ops.eee_get(tp, edata); + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); out: @@ -3477,10 +3544,14 @@ rtl_ethtool_set_eee(struct net_device *net, struct ethtool_eee *edata) if (ret < 0) goto out; + mutex_lock(&tp->control); + ret = tp->rtl_ops.eee_set(tp, edata); if (!ret) ret = mii_nway_restart(&tp->mii); + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); out: @@ -3522,7 +3593,9 @@ static int rtl8152_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) break; case SIOCGMIIREG: + mutex_lock(&tp->control); data->val_out = r8152_mdio_read(tp, data->reg_num); + mutex_unlock(&tp->control); break; case SIOCSMIIREG: @@ -3530,7 +3603,9 @@ static int rtl8152_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) res = -EPERM; break; } + mutex_lock(&tp->control); r8152_mdio_write(tp, data->reg_num, data->val_in); + mutex_unlock(&tp->control); break; default: @@ -3723,6 +3798,7 @@ static int rtl8152_probe(struct usb_interface *intf, goto out; tasklet_init(&tp->tl, bottom_half, (unsigned long)tp); + mutex_init(&tp->control); INIT_DELAYED_WORK(&tp->schedule, rtl_work_func_t); netdev->netdev_ops = &rtl8152_netdev_ops; diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 3d0ce4468ce6..d75256bd1a6a 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -123,9 +123,6 @@ struct virtnet_info { /* Host can handle any s/g split between our header and packet data */ bool any_header_sg; - /* enable config space updates */ - bool config_enable; - /* Active statistics */ struct virtnet_stats __percpu *stats; @@ -135,9 +132,6 @@ struct virtnet_info { /* Work struct for config space updates */ struct work_struct config_work; - /* Lock for config space updates */ - struct mutex config_lock; - /* Does the affinity hint is set for virtqueues? */ bool affinity_hint_set; @@ -920,6 +914,8 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) int qnum = skb_get_queue_mapping(skb); struct send_queue *sq = &vi->sq[qnum]; int err; + struct netdev_queue *txq = netdev_get_tx_queue(dev, qnum); + bool kick = !skb->xmit_more; /* Free up any pending old buffers before queueing new ones. */ free_old_xmit_skbs(sq); @@ -956,7 +952,7 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) } } - if (__netif_subqueue_stopped(dev, qnum) || !skb->xmit_more) + if (kick || netif_xmit_stopped(txq)) virtqueue_kick(sq->vq); return NETDEV_TX_OK; @@ -1412,13 +1408,9 @@ static void virtnet_config_changed_work(struct work_struct *work) container_of(work, struct virtnet_info, config_work); u16 v; - mutex_lock(&vi->config_lock); - if (!vi->config_enable) - goto done; - if (virtio_cread_feature(vi->vdev, VIRTIO_NET_F_STATUS, struct virtio_net_config, status, &v) < 0) - goto done; + return; if (v & VIRTIO_NET_S_ANNOUNCE) { netdev_notify_peers(vi->dev); @@ -1429,7 +1421,7 @@ static void virtnet_config_changed_work(struct work_struct *work) v &= VIRTIO_NET_S_LINK_UP; if (vi->status == v) - goto done; + return; vi->status = v; @@ -1440,8 +1432,6 @@ static void virtnet_config_changed_work(struct work_struct *work) netif_carrier_off(vi->dev); netif_tx_stop_all_queues(vi->dev); } -done: - mutex_unlock(&vi->config_lock); } static void virtnet_config_changed(struct virtio_device *vdev) @@ -1762,8 +1752,6 @@ static int virtnet_probe(struct virtio_device *vdev) u64_stats_init(&virtnet_stats->rx_syncp); } - mutex_init(&vi->config_lock); - vi->config_enable = true; INIT_WORK(&vi->config_work, virtnet_config_changed_work); /* If we can receive ANY GSO packets, we must allocate large ones. */ @@ -1811,6 +1799,8 @@ static int virtnet_probe(struct virtio_device *vdev) goto free_vqs; } + virtio_device_ready(vdev); + /* Last of all, set up some receive buffers. */ for (i = 0; i < vi->curr_queue_pairs; i++) { try_fill_recv(&vi->rq[i], GFP_KERNEL); @@ -1847,6 +1837,8 @@ static int virtnet_probe(struct virtio_device *vdev) return 0; free_recv_bufs: + vi->vdev->config->reset(vdev); + free_receive_bufs(vi); unregister_netdev(dev); free_vqs: @@ -1880,17 +1872,13 @@ static void virtnet_remove(struct virtio_device *vdev) unregister_hotcpu_notifier(&vi->nb); - /* Prevent config work handler from accessing the device. */ - mutex_lock(&vi->config_lock); - vi->config_enable = false; - mutex_unlock(&vi->config_lock); + /* Make sure no work handler is accessing the device. */ + flush_work(&vi->config_work); unregister_netdev(vi->dev); remove_vq_common(vi); - flush_work(&vi->config_work); - free_percpu(vi->stats); free_netdev(vi->dev); } @@ -1903,10 +1891,8 @@ static int virtnet_freeze(struct virtio_device *vdev) unregister_hotcpu_notifier(&vi->nb); - /* Prevent config work handler from accessing the device */ - mutex_lock(&vi->config_lock); - vi->config_enable = false; - mutex_unlock(&vi->config_lock); + /* Make sure no work handler is accessing the device */ + flush_work(&vi->config_work); netif_device_detach(vi->dev); cancel_delayed_work_sync(&vi->refill); @@ -1921,8 +1907,6 @@ static int virtnet_freeze(struct virtio_device *vdev) remove_vq_common(vi); - flush_work(&vi->config_work); - return 0; } @@ -1935,6 +1919,8 @@ static int virtnet_restore(struct virtio_device *vdev) if (err) return err; + virtio_device_ready(vdev); + if (netif_running(vi->dev)) { for (i = 0; i < vi->curr_queue_pairs; i++) if (!try_fill_recv(&vi->rq[i], GFP_KERNEL)) @@ -1946,10 +1932,6 @@ static int virtnet_restore(struct virtio_device *vdev) netif_device_attach(vi->dev); - mutex_lock(&vi->config_lock); - vi->config_enable = true; - mutex_unlock(&vi->config_lock); - rtnl_lock(); virtnet_set_queues(vi, vi->curr_queue_pairs); rtnl_unlock(); diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h index 3759479f959a..5f0199f6c31e 100644 --- a/drivers/net/vmxnet3/vmxnet3_int.h +++ b/drivers/net/vmxnet3/vmxnet3_int.h @@ -117,7 +117,6 @@ enum { /* * PCI vendor and device IDs. */ -#define PCI_VENDOR_ID_VMWARE 0x15AD #define PCI_DEVICE_ID_VMWARE_VMXNET3 0x07B0 #define MAX_ETHERNET_CARDS 10 #define MAX_PCI_PASSTHRU_DEVICE 6 diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 2a51e6e48e1e..ca309820d39e 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -1437,9 +1437,6 @@ static int neigh_reduce(struct net_device *dev, struct sk_buff *skb) if (!in6_dev) goto out; - if (!pskb_may_pull(skb, skb->len)) - goto out; - iphdr = ipv6_hdr(skb); saddr = &iphdr->saddr; daddr = &iphdr->daddr; @@ -1668,6 +1665,8 @@ static void vxlan_encap_bypass(struct sk_buff *skb, struct vxlan_dev *src_vxlan, struct pcpu_sw_netstats *tx_stats, *rx_stats; union vxlan_addr loopback; union vxlan_addr *remote_ip = &dst_vxlan->default_dst.remote_ip; + struct net_device *dev = skb->dev; + int len = skb->len; tx_stats = this_cpu_ptr(src_vxlan->dev->tstats); rx_stats = this_cpu_ptr(dst_vxlan->dev->tstats); @@ -1691,16 +1690,16 @@ static void vxlan_encap_bypass(struct sk_buff *skb, struct vxlan_dev *src_vxlan, u64_stats_update_begin(&tx_stats->syncp); tx_stats->tx_packets++; - tx_stats->tx_bytes += skb->len; + tx_stats->tx_bytes += len; u64_stats_update_end(&tx_stats->syncp); if (netif_rx(skb) == NET_RX_SUCCESS) { u64_stats_update_begin(&rx_stats->syncp); rx_stats->rx_packets++; - rx_stats->rx_bytes += skb->len; + rx_stats->rx_bytes += len; u64_stats_update_end(&rx_stats->syncp); } else { - skb->dev->stats.rx_dropped++; + dev->stats.rx_dropped++; } } @@ -1878,7 +1877,8 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) return arp_reduce(dev, skb); #if IS_ENABLED(CONFIG_IPV6) else if (ntohs(eth->h_proto) == ETH_P_IPV6 && - skb->len >= sizeof(struct ipv6hdr) + sizeof(struct nd_msg) && + pskb_may_pull(skb, sizeof(struct ipv6hdr) + + sizeof(struct nd_msg)) && ipv6_hdr(skb)->nexthdr == IPPROTO_ICMPV6) { struct nd_msg *msg; @@ -1887,6 +1887,7 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) msg->icmph.icmp6_type == NDISC_NEIGHBOUR_SOLICITATION) return neigh_reduce(dev, skb); } + eth = eth_hdr(skb); #endif } diff --git a/drivers/net/wimax/Makefile b/drivers/net/wimax/Makefile index 992bc02bc016..692184dd674a 100644 --- a/drivers/net/wimax/Makefile +++ b/drivers/net/wimax/Makefile @@ -1,5 +1 @@ - obj-$(CONFIG_WIMAX_I2400M) += i2400m/ - -# (from Sam Ravnborg) force kbuild to create built-in.o -obj- := dummy.o diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h index e5ba6faf3281..76668dc79c0e 100644 --- a/drivers/net/wireless/ath/ath.h +++ b/drivers/net/wireless/ath/ath.h @@ -134,6 +134,11 @@ struct ath_ops { struct ath_common; struct ath_bus_ops; +struct ath_ps_ops { + void (*wakeup)(struct ath_common *common); + void (*restore)(struct ath_common *common); +}; + struct ath_common { void *ah; void *priv; @@ -147,7 +152,7 @@ struct ath_common { u16 cachelsz; u16 curaid; u8 macaddr[ETH_ALEN]; - u8 curbssid[ETH_ALEN]; + u8 curbssid[ETH_ALEN] __aligned(2); u8 bssidmask[ETH_ALEN]; u32 rx_bufsize; @@ -168,6 +173,7 @@ struct ath_common { struct ath_regulatory reg_world_copy; const struct ath_ops *ops; const struct ath_bus_ops *bus_ops; + const struct ath_ps_ops *ps_ops; bool btcoex_enabled; bool disable_ani; @@ -177,6 +183,11 @@ struct ath_common { struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; }; +static inline const struct ath_ps_ops *ath_ps_ops(struct ath_common *common) +{ + return common->ps_ops; +} + struct sk_buff *ath_rxbuf_alloc(struct ath_common *common, u32 len, gfp_t gfp_mask); diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index 101cadb6e4ba..a156e6e48708 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -443,12 +443,12 @@ int ath10k_ce_rx_post_buf(struct ath10k_ce_pipe *pipe, void *ctx, u32 paddr) * Guts of ath10k_ce_completed_recv_next. * The caller takes responsibility for any necessary locking. */ -static int ath10k_ce_completed_recv_next_nolock(struct ath10k_ce_pipe *ce_state, - void **per_transfer_contextp, - u32 *bufferp, - unsigned int *nbytesp, - unsigned int *transfer_idp, - unsigned int *flagsp) +int ath10k_ce_completed_recv_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp, + unsigned int *flagsp) { struct ath10k_ce_ring *dest_ring = ce_state->dest_ring; unsigned int nentries_mask = dest_ring->nentries_mask; @@ -558,6 +558,7 @@ int ath10k_ce_revoke_recv_next(struct ath10k_ce_pipe *ce_state, /* sanity */ dest_ring->per_transfer_context[sw_index] = NULL; + desc->nbytes = 0; /* Update sw_index */ sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); @@ -576,11 +577,11 @@ int ath10k_ce_revoke_recv_next(struct ath10k_ce_pipe *ce_state, * Guts of ath10k_ce_completed_send_next. * The caller takes responsibility for any necessary locking. */ -static int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, - void **per_transfer_contextp, - u32 *bufferp, - unsigned int *nbytesp, - unsigned int *transfer_idp) +int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp) { struct ath10k_ce_ring *src_ring = ce_state->src_ring; u32 ctrl_addr = ce_state->ctrl_addr; @@ -817,7 +818,10 @@ void ath10k_ce_enable_interrupts(struct ath10k *ar) struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); int ce_id; - for (ce_id = 0; ce_id < CE_COUNT; ce_id++) + /* Skip the last copy engine, CE7 the diagnostic window, as that + * uses polling and isn't initialized for interrupts. + */ + for (ce_id = 0; ce_id < CE_COUNT - 1; ce_id++) ath10k_ce_per_engine_handler_adjust(&ar_pci->ce_states[ce_id]); } @@ -832,8 +836,8 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar, nentries = roundup_pow_of_two(attr->src_nentries); - memset(src_ring->per_transfer_context, 0, - nentries * sizeof(*src_ring->per_transfer_context)); + memset(src_ring->base_addr_owner_space, 0, + nentries * sizeof(struct ce_desc)); src_ring->sw_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); src_ring->sw_index &= src_ring->nentries_mask; @@ -869,8 +873,8 @@ static int ath10k_ce_init_dest_ring(struct ath10k *ar, nentries = roundup_pow_of_two(attr->dest_nentries); - memset(dest_ring->per_transfer_context, 0, - nentries * sizeof(*dest_ring->per_transfer_context)); + memset(dest_ring->base_addr_owner_space, 0, + nentries * sizeof(struct ce_desc)); dest_ring->sw_index = ath10k_ce_dest_ring_read_index_get(ar, ctrl_addr); dest_ring->sw_index &= dest_ring->nentries_mask; @@ -1020,37 +1024,10 @@ ath10k_ce_alloc_dest_ring(struct ath10k *ar, unsigned int ce_id, * initialized by software/firmware. */ int ath10k_ce_init_pipe(struct ath10k *ar, unsigned int ce_id, - const struct ce_attr *attr, - void (*send_cb)(struct ath10k_ce_pipe *), - void (*recv_cb)(struct ath10k_ce_pipe *)) + const struct ce_attr *attr) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; int ret; - /* - * Make sure there's enough CE ringbuffer entries for HTT TX to avoid - * additional TX locking checks. - * - * For the lack of a better place do the check here. - */ - BUILD_BUG_ON(2*TARGET_NUM_MSDU_DESC > - (CE_HTT_H2T_MSG_SRC_NENTRIES - 1)); - BUILD_BUG_ON(2*TARGET_10X_NUM_MSDU_DESC > - (CE_HTT_H2T_MSG_SRC_NENTRIES - 1)); - - spin_lock_bh(&ar_pci->ce_lock); - ce_state->ar = ar; - ce_state->id = ce_id; - ce_state->ctrl_addr = ath10k_ce_base_address(ce_id); - ce_state->attr_flags = attr->flags; - ce_state->src_sz_max = attr->src_sz_max; - if (attr->src_nentries) - ce_state->send_cb = send_cb; - if (attr->dest_nentries) - ce_state->recv_cb = recv_cb; - spin_unlock_bh(&ar_pci->ce_lock); - if (attr->src_nentries) { ret = ath10k_ce_init_src_ring(ar, ce_id, attr); if (ret) { @@ -1098,12 +1075,37 @@ void ath10k_ce_deinit_pipe(struct ath10k *ar, unsigned int ce_id) } int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id, - const struct ce_attr *attr) + const struct ce_attr *attr, + void (*send_cb)(struct ath10k_ce_pipe *), + void (*recv_cb)(struct ath10k_ce_pipe *)) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; int ret; + /* + * Make sure there's enough CE ringbuffer entries for HTT TX to avoid + * additional TX locking checks. + * + * For the lack of a better place do the check here. + */ + BUILD_BUG_ON(2*TARGET_NUM_MSDU_DESC > + (CE_HTT_H2T_MSG_SRC_NENTRIES - 1)); + BUILD_BUG_ON(2*TARGET_10X_NUM_MSDU_DESC > + (CE_HTT_H2T_MSG_SRC_NENTRIES - 1)); + + ce_state->ar = ar; + ce_state->id = ce_id; + ce_state->ctrl_addr = ath10k_ce_base_address(ce_id); + ce_state->attr_flags = attr->flags; + ce_state->src_sz_max = attr->src_sz_max; + + if (attr->src_nentries) + ce_state->send_cb = send_cb; + + if (attr->dest_nentries) + ce_state->recv_cb = recv_cb; + if (attr->src_nentries) { ce_state->src_ring = ath10k_ce_alloc_src_ring(ar, ce_id, attr); if (IS_ERR(ce_state->src_ring)) { diff --git a/drivers/net/wireless/ath/ath10k/ce.h b/drivers/net/wireless/ath/ath10k/ce.h index 329b7340fa72..617a151e8ce4 100644 --- a/drivers/net/wireless/ath/ath10k/ce.h +++ b/drivers/net/wireless/ath/ath10k/ce.h @@ -192,15 +192,21 @@ int ath10k_ce_completed_send_next(struct ath10k_ce_pipe *ce_state, unsigned int *nbytesp, unsigned int *transfer_idp); +int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp); + /*==================CE Engine Initialization=======================*/ int ath10k_ce_init_pipe(struct ath10k *ar, unsigned int ce_id, - const struct ce_attr *attr, - void (*send_cb)(struct ath10k_ce_pipe *), - void (*recv_cb)(struct ath10k_ce_pipe *)); + const struct ce_attr *attr); void ath10k_ce_deinit_pipe(struct ath10k *ar, unsigned int ce_id); int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id, - const struct ce_attr *attr); + const struct ce_attr *attr, + void (*send_cb)(struct ath10k_ce_pipe *), + void (*recv_cb)(struct ath10k_ce_pipe *)); void ath10k_ce_free_pipe(struct ath10k *ar, int ce_id); /*==================CE Engine Shutdown=======================*/ @@ -213,6 +219,13 @@ int ath10k_ce_revoke_recv_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp); +int ath10k_ce_completed_recv_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp, + unsigned int *flagsp); + /* * Support clean shutdown by allowing the caller to cancel * pending sends. Target DMA must be stopped before using diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index cee18c89d7f2..f660553c6c48 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -31,12 +31,17 @@ unsigned int ath10k_debug_mask; static bool uart_print; static unsigned int ath10k_p2p; +static bool skip_otp; + module_param_named(debug_mask, ath10k_debug_mask, uint, 0644); module_param(uart_print, bool, 0644); module_param_named(p2p, ath10k_p2p, uint, 0644); +module_param(skip_otp, bool, 0644); + MODULE_PARM_DESC(debug_mask, "Debugging mask"); MODULE_PARM_DESC(uart_print, "Uart target debugging"); MODULE_PARM_DESC(p2p, "Enable ath10k P2P support"); +MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode"); static const struct ath10k_hw_params ath10k_hw_params_list[] = { { @@ -138,7 +143,8 @@ static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar, return fw; } -static int ath10k_push_board_ext_data(struct ath10k *ar) +static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data, + size_t data_len) { u32 board_data_size = QCA988X_BOARD_DATA_SZ; u32 board_ext_data_size = QCA988X_BOARD_EXT_DATA_SZ; @@ -159,14 +165,14 @@ static int ath10k_push_board_ext_data(struct ath10k *ar) if (board_ext_data_addr == 0) return 0; - if (ar->board_len != (board_data_size + board_ext_data_size)) { + if (data_len != (board_data_size + board_ext_data_size)) { ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n", - ar->board_len, board_data_size, board_ext_data_size); + data_len, board_data_size, board_ext_data_size); return -EINVAL; } ret = ath10k_bmi_write_memory(ar, board_ext_data_addr, - ar->board_data + board_data_size, + data + board_data_size, board_ext_data_size); if (ret) { ath10k_err(ar, "could not write board ext data (%d)\n", ret); @@ -184,13 +190,14 @@ static int ath10k_push_board_ext_data(struct ath10k *ar) return 0; } -static int ath10k_download_board_data(struct ath10k *ar) +static int ath10k_download_board_data(struct ath10k *ar, const void *data, + size_t data_len) { u32 board_data_size = QCA988X_BOARD_DATA_SZ; u32 address; int ret; - ret = ath10k_push_board_ext_data(ar); + ret = ath10k_push_board_ext_data(ar, data, data_len); if (ret) { ath10k_err(ar, "could not push board ext data (%d)\n", ret); goto exit; @@ -202,9 +209,9 @@ static int ath10k_download_board_data(struct ath10k *ar) goto exit; } - ret = ath10k_bmi_write_memory(ar, address, ar->board_data, + ret = ath10k_bmi_write_memory(ar, address, data, min_t(u32, board_data_size, - ar->board_len)); + data_len)); if (ret) { ath10k_err(ar, "could not write board data (%d)\n", ret); goto exit; @@ -220,11 +227,39 @@ exit: return ret; } +static int ath10k_download_cal_file(struct ath10k *ar) +{ + int ret; + + if (!ar->cal_file) + return -ENOENT; + + if (IS_ERR(ar->cal_file)) + return PTR_ERR(ar->cal_file); + + ret = ath10k_download_board_data(ar, ar->cal_file->data, + ar->cal_file->size); + if (ret) { + ath10k_err(ar, "failed to download cal_file data: %d\n", ret); + return ret; + } + + ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n"); + + return 0; +} + static int ath10k_download_and_run_otp(struct ath10k *ar) { u32 result, address = ar->hw_params.patch_load_addr; int ret; + ret = ath10k_download_board_data(ar, ar->board_data, ar->board_len); + if (ret) { + ath10k_err(ar, "failed to download board data: %d\n", ret); + return ret; + } + /* OTP is optional */ if (!ar->otp_data || !ar->otp_len) { @@ -250,7 +285,7 @@ static int ath10k_download_and_run_otp(struct ath10k *ar) ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot otp execute result %d\n", result); - if (result != 0) { + if (!skip_otp && result != 0) { ath10k_err(ar, "otp calibration failed: %d", result); return -EINVAL; } @@ -308,6 +343,9 @@ static void ath10k_core_free_firmware_files(struct ath10k *ar) if (ar->firmware && !IS_ERR(ar->firmware)) release_firmware(ar->firmware); + if (ar->cal_file && !IS_ERR(ar->cal_file)) + release_firmware(ar->cal_file); + ar->board = NULL; ar->board_data = NULL; ar->board_len = 0; @@ -319,6 +357,27 @@ static void ath10k_core_free_firmware_files(struct ath10k *ar) ar->firmware = NULL; ar->firmware_data = NULL; ar->firmware_len = 0; + + ar->cal_file = NULL; +} + +static int ath10k_fetch_cal_file(struct ath10k *ar) +{ + char filename[100]; + + /* cal-<bus>-<id>.bin */ + scnprintf(filename, sizeof(filename), "cal-%s-%s.bin", + ath10k_bus_str(ar->hif.bus), dev_name(ar->dev)); + + ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename); + if (IS_ERR(ar->cal_file)) + /* calibration file is optional, don't print any warnings */ + return PTR_ERR(ar->cal_file); + + ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n", + ATH10K_FW_DIR, filename); + + return 0; } static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar) @@ -562,6 +621,9 @@ static int ath10k_core_fetch_firmware_files(struct ath10k *ar) { int ret; + /* calibration file is optional, don't check for any errors */ + ath10k_fetch_cal_file(ar); + ar->fw_api = 3; ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); @@ -589,30 +651,32 @@ success: return 0; } -static int ath10k_init_download_firmware(struct ath10k *ar, - enum ath10k_firmware_mode mode) +static int ath10k_download_cal_data(struct ath10k *ar) { int ret; - ret = ath10k_download_board_data(ar); - if (ret) { - ath10k_err(ar, "failed to download board data: %d\n", ret); - return ret; + ret = ath10k_download_cal_file(ar); + if (ret == 0) { + ar->cal_mode = ATH10K_CAL_MODE_FILE; + goto done; } + ath10k_dbg(ar, ATH10K_DBG_BOOT, + "boot did not find a calibration file, try OTP next: %d\n", + ret); + ret = ath10k_download_and_run_otp(ar); if (ret) { ath10k_err(ar, "failed to run otp: %d\n", ret); return ret; } - ret = ath10k_download_fw(ar, mode); - if (ret) { - ath10k_err(ar, "failed to download firmware: %d\n", ret); - return ret; - } + ar->cal_mode = ATH10K_CAL_MODE_OTP; - return ret; +done: + ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n", + ath10k_cal_mode_str(ar->cal_mode)); + return 0; } static int ath10k_init_uart(struct ath10k *ar) @@ -685,6 +749,25 @@ static void ath10k_core_restart(struct work_struct *work) { struct ath10k *ar = container_of(work, struct ath10k, restart_work); + set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); + + /* Place a barrier to make sure the compiler doesn't reorder + * CRASH_FLUSH and calling other functions. + */ + barrier(); + + ieee80211_stop_queues(ar->hw); + ath10k_drain_tx(ar); + complete_all(&ar->scan.started); + complete_all(&ar->scan.completed); + complete_all(&ar->scan.on_channel); + complete_all(&ar->offchan_tx_completed); + complete_all(&ar->install_key_done); + complete_all(&ar->vdev_setup_done); + wake_up(&ar->htt.empty_tx_wq); + wake_up(&ar->wmi.tx_credits_wq); + wake_up(&ar->peer_mapping_wq); + mutex_lock(&ar->conf_mutex); switch (ar->state) { @@ -722,6 +805,8 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode) lockdep_assert_held(&ar->conf_mutex); + clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); + ath10k_bmi_start(ar); if (ath10k_init_configure_target(ar)) { @@ -729,7 +814,11 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode) goto err; } - status = ath10k_init_download_firmware(ar, mode); + status = ath10k_download_cal_data(ar); + if (status) + goto err; + + status = ath10k_download_fw(ar, mode); if (status) goto err; @@ -846,9 +935,9 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode) goto err_hif_stop; if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) - ar->free_vdev_map = (1 << TARGET_10X_NUM_VDEVS) - 1; + ar->free_vdev_map = (1LL << TARGET_10X_NUM_VDEVS) - 1; else - ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1; + ar->free_vdev_map = (1LL << TARGET_NUM_VDEVS) - 1; INIT_LIST_HEAD(&ar->arvifs); @@ -1084,6 +1173,7 @@ void ath10k_core_unregister(struct ath10k *ar) EXPORT_SYMBOL(ath10k_core_unregister); struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, + enum ath10k_bus bus, const struct ath10k_hif_ops *hif_ops) { struct ath10k *ar; @@ -1100,6 +1190,7 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, ar->dev = dev; ar->hif.ops = hif_ops; + ar->hif.bus = bus; init_completion(&ar->scan.started); init_completion(&ar->scan.completed); @@ -1120,6 +1211,8 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, INIT_LIST_HEAD(&ar->peers); init_waitqueue_head(&ar->peer_mapping_wq); + init_waitqueue_head(&ar->htt.empty_tx_wq); + init_waitqueue_head(&ar->wmi.tx_credits_wq); init_completion(&ar->offchan_tx_completed); INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work); diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index cc8f1fc65044..8f86bd34e823 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -63,6 +63,20 @@ struct ath10k; +enum ath10k_bus { + ATH10K_BUS_PCI, +}; + +static inline const char *ath10k_bus_str(enum ath10k_bus bus) +{ + switch (bus) { + case ATH10K_BUS_PCI: + return "pci"; + } + + return "unknown"; +} + struct ath10k_skb_cb { dma_addr_t paddr; u8 vdev_id; @@ -96,8 +110,6 @@ struct ath10k_bmi { bool done_sent; }; -#define ATH10K_MAX_MEM_REQS 16 - struct ath10k_mem_chunk { void *vaddr; dma_addr_t paddr; @@ -115,17 +127,21 @@ struct ath10k_wmi { struct wmi_pdev_param_map *pdev_param; u32 num_mem_chunks; - struct ath10k_mem_chunk mem_chunks[ATH10K_MAX_MEM_REQS]; + struct ath10k_mem_chunk mem_chunks[WMI_MAX_MEM_REQS]; }; -struct ath10k_peer_stat { +struct ath10k_fw_stats_peer { + struct list_head list; + u8 peer_macaddr[ETH_ALEN]; u32 peer_rssi; u32 peer_tx_rate; u32 peer_rx_rate; /* 10x only */ }; -struct ath10k_target_stats { +struct ath10k_fw_stats_pdev { + struct list_head list; + /* PDEV stats */ s32 ch_noise_floor; u32 tx_frame_count; @@ -180,15 +196,11 @@ struct ath10k_target_stats { s32 phy_errs; s32 phy_err_drop; s32 mpdu_errs; +}; - /* VDEV STATS */ - - /* PEER STATS */ - u8 peers; - struct ath10k_peer_stat peer_stat[TARGET_NUM_PEERS]; - - /* TODO: Beacon filter stats */ - +struct ath10k_fw_stats { + struct list_head pdevs; + struct list_head peers; }; struct ath10k_dfs_stats { @@ -234,6 +246,8 @@ struct ath10k_vif { struct sk_buff *beacon; /* protected by data_lock */ bool beacon_sent; + void *beacon_buf; + dma_addr_t beacon_paddr; struct ath10k *ar; struct ieee80211_vif *vif; @@ -273,6 +287,7 @@ struct ath10k_vif { u8 force_sgi; bool use_cts_prot; int num_legacy_stations; + int txpower; }; struct ath10k_vif_iter { @@ -292,17 +307,19 @@ struct ath10k_fw_crash_data { struct ath10k_debug { struct dentry *debugfs_phy; - struct ath10k_target_stats target_stats; + struct ath10k_fw_stats fw_stats; + struct completion fw_stats_complete; + bool fw_stats_done; DECLARE_BITMAP(wmi_service_bitmap, WMI_SERVICE_MAX); - struct completion event_stats_compl; - unsigned long htt_stats_mask; struct delayed_work htt_stats_dwork; struct ath10k_dfs_stats dfs_stats; struct ath_dfs_pool_stats dfs_pool_stats; + /* protected by conf_mutex */ u32 fw_dbglog_mask; + u32 pktlog_filter; u8 htt_max_amsdu; u8 htt_max_ampdu; @@ -369,8 +386,30 @@ enum ath10k_dev_flags { /* Indicates that ath10k device is during CAC phase of DFS */ ATH10K_CAC_RUNNING, ATH10K_FLAG_CORE_REGISTERED, + + /* Device has crashed and needs to restart. This indicates any pending + * waiters should immediately cancel instead of waiting for a time out. + */ + ATH10K_FLAG_CRASH_FLUSH, }; +enum ath10k_cal_mode { + ATH10K_CAL_MODE_FILE, + ATH10K_CAL_MODE_OTP, +}; + +static inline const char *ath10k_cal_mode_str(enum ath10k_cal_mode mode) +{ + switch (mode) { + case ATH10K_CAL_MODE_FILE: + return "file"; + case ATH10K_CAL_MODE_OTP: + return "otp"; + } + + return "unknown"; +} + enum ath10k_scan_state { ATH10K_SCAN_IDLE, ATH10K_SCAN_STARTING, @@ -421,6 +460,7 @@ struct ath10k { bool p2p; struct { + enum ath10k_bus bus; const struct ath10k_hif_ops *ops; } hif; @@ -456,7 +496,10 @@ struct ath10k { const void *firmware_data; size_t firmware_len; + const struct firmware *cal_file; + int fw_api; + enum ath10k_cal_mode cal_mode; struct { struct completion started; @@ -482,7 +525,7 @@ struct ath10k { /* current operating channel definition */ struct cfg80211_chan_def chandef; - int free_vdev_map; + unsigned long long free_vdev_map; bool monitor; int monitor_vdev_id; bool monitor_started; @@ -563,11 +606,19 @@ struct ath10k { bool utf_monitor; } testmode; + struct { + /* protected by data_lock */ + u32 fw_crash_counter; + u32 fw_warm_reset_counter; + u32 fw_cold_reset_counter; + } stats; + /* must be last */ u8 drv_priv[0] __aligned(sizeof(void *)); }; struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, + enum ath10k_bus bus, const struct ath10k_hif_ops *hif_ops); void ath10k_core_destroy(struct ath10k *ar); diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 3756feba3223..a8f5a72ba259 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -23,6 +23,7 @@ #include "core.h" #include "debug.h" +#include "hif.h" /* ms */ #define ATH10K_DEBUG_HTT_STATS_INTERVAL 1000 @@ -106,34 +107,36 @@ struct ath10k_dump_file_data { u8 data[0]; } __packed; -int ath10k_info(struct ath10k *ar, const char *fmt, ...) +void ath10k_info(struct ath10k *ar, const char *fmt, ...) { struct va_format vaf = { .fmt = fmt, }; va_list args; - int ret; va_start(args, fmt); vaf.va = &args; - ret = dev_info(ar->dev, "%pV", &vaf); + dev_info(ar->dev, "%pV", &vaf); trace_ath10k_log_info(ar, &vaf); va_end(args); - - return ret; } EXPORT_SYMBOL(ath10k_info); void ath10k_print_driver_info(struct ath10k *ar) { - ath10k_info(ar, "%s (0x%08x, 0x%08x) fw %s api %d htt %d.%d\n", + ath10k_info(ar, "%s (0x%08x, 0x%08x) fw %s api %d htt %d.%d wmi %d.%d.%d.%d cal %s\n", ar->hw_params.name, ar->target_version, ar->chip_id, ar->hw->wiphy->fw_version, ar->fw_api, ar->htt.target_version_major, - ar->htt.target_version_minor); + ar->htt.target_version_minor, + ar->fw_version_major, + ar->fw_version_minor, + ar->fw_version_release, + ar->fw_version_build, + ath10k_cal_mode_str(ar->cal_mode)); ath10k_info(ar, "debug %d debugfs %d tracing %d dfs %d testmode %d\n", config_enabled(CONFIG_ATH10K_DEBUG), config_enabled(CONFIG_ATH10K_DEBUGFS), @@ -143,25 +146,22 @@ void ath10k_print_driver_info(struct ath10k *ar) } EXPORT_SYMBOL(ath10k_print_driver_info); -int ath10k_err(struct ath10k *ar, const char *fmt, ...) +void ath10k_err(struct ath10k *ar, const char *fmt, ...) { struct va_format vaf = { .fmt = fmt, }; va_list args; - int ret; va_start(args, fmt); vaf.va = &args; - ret = dev_err(ar->dev, "%pV", &vaf); + dev_err(ar->dev, "%pV", &vaf); trace_ath10k_log_err(ar, &vaf); va_end(args); - - return ret; } EXPORT_SYMBOL(ath10k_err); -int ath10k_warn(struct ath10k *ar, const char *fmt, ...) +void ath10k_warn(struct ath10k *ar, const char *fmt, ...) { struct va_format vaf = { .fmt = fmt, @@ -174,15 +174,13 @@ int ath10k_warn(struct ath10k *ar, const char *fmt, ...) trace_ath10k_log_warn(ar, &vaf); va_end(args); - - return 0; } EXPORT_SYMBOL(ath10k_warn); #ifdef CONFIG_ATH10K_DEBUGFS void ath10k_debug_read_service_map(struct ath10k *ar, - void *service_map, + const void *service_map, size_t map_size) { memcpy(ar->debug.wmi_service_bitmap, service_map, map_size); @@ -242,169 +240,182 @@ static const struct file_operations fops_wmi_services = { .llseek = default_llseek, }; -void ath10k_debug_read_target_stats(struct ath10k *ar, - struct wmi_stats_event *ev) +static void ath10k_debug_fw_stats_pdevs_free(struct list_head *head) { - u8 *tmp = ev->data; - struct ath10k_target_stats *stats; - int num_pdev_stats, num_vdev_stats, num_peer_stats; - struct wmi_pdev_stats_10x *ps; - int i; + struct ath10k_fw_stats_pdev *i, *tmp; + + list_for_each_entry_safe(i, tmp, head, list) { + list_del(&i->list); + kfree(i); + } +} + +static void ath10k_debug_fw_stats_peers_free(struct list_head *head) +{ + struct ath10k_fw_stats_peer *i, *tmp; + + list_for_each_entry_safe(i, tmp, head, list) { + list_del(&i->list); + kfree(i); + } +} +static void ath10k_debug_fw_stats_reset(struct ath10k *ar) +{ spin_lock_bh(&ar->data_lock); + ar->debug.fw_stats_done = false; + ath10k_debug_fw_stats_pdevs_free(&ar->debug.fw_stats.pdevs); + ath10k_debug_fw_stats_peers_free(&ar->debug.fw_stats.peers); + spin_unlock_bh(&ar->data_lock); +} - stats = &ar->debug.target_stats; - - num_pdev_stats = __le32_to_cpu(ev->num_pdev_stats); /* 0 or 1 */ - num_vdev_stats = __le32_to_cpu(ev->num_vdev_stats); /* 0 or max vdevs */ - num_peer_stats = __le32_to_cpu(ev->num_peer_stats); /* 0 or max peers */ - - if (num_pdev_stats) { - ps = (struct wmi_pdev_stats_10x *)tmp; - - stats->ch_noise_floor = __le32_to_cpu(ps->chan_nf); - stats->tx_frame_count = __le32_to_cpu(ps->tx_frame_count); - stats->rx_frame_count = __le32_to_cpu(ps->rx_frame_count); - stats->rx_clear_count = __le32_to_cpu(ps->rx_clear_count); - stats->cycle_count = __le32_to_cpu(ps->cycle_count); - stats->phy_err_count = __le32_to_cpu(ps->phy_err_count); - stats->chan_tx_power = __le32_to_cpu(ps->chan_tx_pwr); - - stats->comp_queued = __le32_to_cpu(ps->wal.tx.comp_queued); - stats->comp_delivered = - __le32_to_cpu(ps->wal.tx.comp_delivered); - stats->msdu_enqued = __le32_to_cpu(ps->wal.tx.msdu_enqued); - stats->mpdu_enqued = __le32_to_cpu(ps->wal.tx.mpdu_enqued); - stats->wmm_drop = __le32_to_cpu(ps->wal.tx.wmm_drop); - stats->local_enqued = __le32_to_cpu(ps->wal.tx.local_enqued); - stats->local_freed = __le32_to_cpu(ps->wal.tx.local_freed); - stats->hw_queued = __le32_to_cpu(ps->wal.tx.hw_queued); - stats->hw_reaped = __le32_to_cpu(ps->wal.tx.hw_reaped); - stats->underrun = __le32_to_cpu(ps->wal.tx.underrun); - stats->tx_abort = __le32_to_cpu(ps->wal.tx.tx_abort); - stats->mpdus_requed = __le32_to_cpu(ps->wal.tx.mpdus_requed); - stats->tx_ko = __le32_to_cpu(ps->wal.tx.tx_ko); - stats->data_rc = __le32_to_cpu(ps->wal.tx.data_rc); - stats->self_triggers = __le32_to_cpu(ps->wal.tx.self_triggers); - stats->sw_retry_failure = - __le32_to_cpu(ps->wal.tx.sw_retry_failure); - stats->illgl_rate_phy_err = - __le32_to_cpu(ps->wal.tx.illgl_rate_phy_err); - stats->pdev_cont_xretry = - __le32_to_cpu(ps->wal.tx.pdev_cont_xretry); - stats->pdev_tx_timeout = - __le32_to_cpu(ps->wal.tx.pdev_tx_timeout); - stats->pdev_resets = __le32_to_cpu(ps->wal.tx.pdev_resets); - stats->phy_underrun = __le32_to_cpu(ps->wal.tx.phy_underrun); - stats->txop_ovf = __le32_to_cpu(ps->wal.tx.txop_ovf); - - stats->mid_ppdu_route_change = - __le32_to_cpu(ps->wal.rx.mid_ppdu_route_change); - stats->status_rcvd = __le32_to_cpu(ps->wal.rx.status_rcvd); - stats->r0_frags = __le32_to_cpu(ps->wal.rx.r0_frags); - stats->r1_frags = __le32_to_cpu(ps->wal.rx.r1_frags); - stats->r2_frags = __le32_to_cpu(ps->wal.rx.r2_frags); - stats->r3_frags = __le32_to_cpu(ps->wal.rx.r3_frags); - stats->htt_msdus = __le32_to_cpu(ps->wal.rx.htt_msdus); - stats->htt_mpdus = __le32_to_cpu(ps->wal.rx.htt_mpdus); - stats->loc_msdus = __le32_to_cpu(ps->wal.rx.loc_msdus); - stats->loc_mpdus = __le32_to_cpu(ps->wal.rx.loc_mpdus); - stats->oversize_amsdu = - __le32_to_cpu(ps->wal.rx.oversize_amsdu); - stats->phy_errs = __le32_to_cpu(ps->wal.rx.phy_errs); - stats->phy_err_drop = __le32_to_cpu(ps->wal.rx.phy_err_drop); - stats->mpdu_errs = __le32_to_cpu(ps->wal.rx.mpdu_errs); - - if (test_bit(ATH10K_FW_FEATURE_WMI_10X, - ar->fw_features)) { - stats->ack_rx_bad = __le32_to_cpu(ps->ack_rx_bad); - stats->rts_bad = __le32_to_cpu(ps->rts_bad); - stats->rts_good = __le32_to_cpu(ps->rts_good); - stats->fcs_bad = __le32_to_cpu(ps->fcs_bad); - stats->no_beacons = __le32_to_cpu(ps->no_beacons); - stats->mib_int_count = __le32_to_cpu(ps->mib_int_count); - tmp += sizeof(struct wmi_pdev_stats_10x); - } else { - tmp += sizeof(struct wmi_pdev_stats_old); - } +static size_t ath10k_debug_fw_stats_num_peers(struct list_head *head) +{ + struct ath10k_fw_stats_peer *i; + size_t num = 0; + + list_for_each_entry(i, head, list) + ++num; + + return num; +} + +void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb) +{ + struct ath10k_fw_stats stats = {}; + bool is_start, is_started, is_end; + size_t num_peers; + int ret; + + INIT_LIST_HEAD(&stats.pdevs); + INIT_LIST_HEAD(&stats.peers); + + spin_lock_bh(&ar->data_lock); + ret = ath10k_wmi_pull_fw_stats(ar, skb, &stats); + if (ret) { + ath10k_warn(ar, "failed to pull fw stats: %d\n", ret); + goto unlock; } - /* 0 or max vdevs */ - /* Currently firmware does not support VDEV stats */ - if (num_vdev_stats) { - struct wmi_vdev_stats *vdev_stats; + /* Stat data may exceed htc-wmi buffer limit. In such case firmware + * splits the stats data and delivers it in a ping-pong fashion of + * request cmd-update event. + * + * However there is no explicit end-of-data. Instead start-of-data is + * used as an implicit one. This works as follows: + * a) discard stat update events until one with pdev stats is + * delivered - this skips session started at end of (b) + * b) consume stat update events until another one with pdev stats is + * delivered which is treated as end-of-data and is itself discarded + */ - for (i = 0; i < num_vdev_stats; i++) { - vdev_stats = (struct wmi_vdev_stats *)tmp; - tmp += sizeof(struct wmi_vdev_stats); - } + if (ar->debug.fw_stats_done) { + ath10k_warn(ar, "received unsolicited stats update event\n"); + goto free; } - if (num_peer_stats) { - struct wmi_peer_stats_10x *peer_stats; - struct ath10k_peer_stat *s; - - stats->peers = num_peer_stats; - - for (i = 0; i < num_peer_stats; i++) { - peer_stats = (struct wmi_peer_stats_10x *)tmp; - s = &stats->peer_stat[i]; - - memcpy(s->peer_macaddr, &peer_stats->peer_macaddr.addr, - ETH_ALEN); - s->peer_rssi = __le32_to_cpu(peer_stats->peer_rssi); - s->peer_tx_rate = - __le32_to_cpu(peer_stats->peer_tx_rate); - if (test_bit(ATH10K_FW_FEATURE_WMI_10X, - ar->fw_features)) { - s->peer_rx_rate = - __le32_to_cpu(peer_stats->peer_rx_rate); - tmp += sizeof(struct wmi_peer_stats_10x); - - } else { - tmp += sizeof(struct wmi_peer_stats_old); - } + num_peers = ath10k_debug_fw_stats_num_peers(&ar->debug.fw_stats.peers); + is_start = (list_empty(&ar->debug.fw_stats.pdevs) && + !list_empty(&stats.pdevs)); + is_end = (!list_empty(&ar->debug.fw_stats.pdevs) && + !list_empty(&stats.pdevs)); + + if (is_start) + list_splice_tail_init(&stats.pdevs, &ar->debug.fw_stats.pdevs); + + if (is_end) + ar->debug.fw_stats_done = true; + + is_started = !list_empty(&ar->debug.fw_stats.pdevs); + + if (is_started && !is_end) { + if (num_peers >= ATH10K_MAX_NUM_PEER_IDS) { + /* Although this is unlikely impose a sane limit to + * prevent firmware from DoS-ing the host. + */ + ath10k_warn(ar, "dropping fw peer stats\n"); + goto free; } + + list_splice_tail_init(&stats.peers, &ar->debug.fw_stats.peers); } + complete(&ar->debug.fw_stats_complete); + +free: + /* In some cases lists have been spliced and cleared. Free up + * resources if that is not the case. + */ + ath10k_debug_fw_stats_pdevs_free(&stats.pdevs); + ath10k_debug_fw_stats_peers_free(&stats.peers); + +unlock: spin_unlock_bh(&ar->data_lock); - complete(&ar->debug.event_stats_compl); } -static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static int ath10k_debug_fw_stats_request(struct ath10k *ar) { - struct ath10k *ar = file->private_data; - struct ath10k_target_stats *fw_stats; - char *buf = NULL; - unsigned int len = 0, buf_len = 8000; - ssize_t ret_cnt = 0; - long left; - int i; + unsigned long timeout; int ret; - fw_stats = &ar->debug.target_stats; + lockdep_assert_held(&ar->conf_mutex); - mutex_lock(&ar->conf_mutex); + timeout = jiffies + msecs_to_jiffies(1*HZ); - if (ar->state != ATH10K_STATE_ON) - goto exit; + ath10k_debug_fw_stats_reset(ar); - buf = kzalloc(buf_len, GFP_KERNEL); - if (!buf) - goto exit; + for (;;) { + if (time_after(jiffies, timeout)) + return -ETIMEDOUT; - ret = ath10k_wmi_request_stats(ar, WMI_REQUEST_PEER_STAT); - if (ret) { - ath10k_warn(ar, "could not request stats (%d)\n", ret); - goto exit; + reinit_completion(&ar->debug.fw_stats_complete); + + ret = ath10k_wmi_request_stats(ar, WMI_REQUEST_PEER_STAT); + if (ret) { + ath10k_warn(ar, "could not request stats (%d)\n", ret); + return ret; + } + + ret = wait_for_completion_timeout(&ar->debug.fw_stats_complete, + 1*HZ); + if (ret <= 0) + return -ETIMEDOUT; + + spin_lock_bh(&ar->data_lock); + if (ar->debug.fw_stats_done) { + spin_unlock_bh(&ar->data_lock); + break; + } + spin_unlock_bh(&ar->data_lock); } - left = wait_for_completion_timeout(&ar->debug.event_stats_compl, 1*HZ); - if (left <= 0) - goto exit; + return 0; +} + +/* FIXME: How to calculate the buffer size sanely? */ +#define ATH10K_FW_STATS_BUF_SIZE (1024*1024) + +static void ath10k_fw_stats_fill(struct ath10k *ar, + struct ath10k_fw_stats *fw_stats, + char *buf) +{ + unsigned int len = 0; + unsigned int buf_len = ATH10K_FW_STATS_BUF_SIZE; + const struct ath10k_fw_stats_pdev *pdev; + const struct ath10k_fw_stats_peer *peer; + size_t num_peers; spin_lock_bh(&ar->data_lock); + + pdev = list_first_entry_or_null(&fw_stats->pdevs, + struct ath10k_fw_stats_pdev, list); + if (!pdev) { + ath10k_warn(ar, "failed to get pdev stats\n"); + goto unlock; + } + + num_peers = ath10k_debug_fw_stats_num_peers(&fw_stats->peers); + len += scnprintf(buf + len, buf_len - len, "\n"); len += scnprintf(buf + len, buf_len - len, "%30s\n", "ath10k PDEV stats"); @@ -412,29 +423,29 @@ static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, "================="); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Channel noise floor", fw_stats->ch_noise_floor); + "Channel noise floor", pdev->ch_noise_floor); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "Channel TX power", fw_stats->chan_tx_power); + "Channel TX power", pdev->chan_tx_power); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "TX frame count", fw_stats->tx_frame_count); + "TX frame count", pdev->tx_frame_count); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "RX frame count", fw_stats->rx_frame_count); + "RX frame count", pdev->rx_frame_count); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "RX clear count", fw_stats->rx_clear_count); + "RX clear count", pdev->rx_clear_count); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "Cycle count", fw_stats->cycle_count); + "Cycle count", pdev->cycle_count); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "PHY error count", fw_stats->phy_err_count); + "PHY error count", pdev->phy_err_count); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "RTS bad count", fw_stats->rts_bad); + "RTS bad count", pdev->rts_bad); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "RTS good count", fw_stats->rts_good); + "RTS good count", pdev->rts_good); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "FCS bad count", fw_stats->fcs_bad); + "FCS bad count", pdev->fcs_bad); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "No beacon count", fw_stats->no_beacons); + "No beacon count", pdev->no_beacons); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", - "MIB int count", fw_stats->mib_int_count); + "MIB int count", pdev->mib_int_count); len += scnprintf(buf + len, buf_len - len, "\n"); len += scnprintf(buf + len, buf_len - len, "%30s\n", @@ -443,51 +454,51 @@ static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, "================="); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "HTT cookies queued", fw_stats->comp_queued); + "HTT cookies queued", pdev->comp_queued); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "HTT cookies disp.", fw_stats->comp_delivered); + "HTT cookies disp.", pdev->comp_delivered); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MSDU queued", fw_stats->msdu_enqued); + "MSDU queued", pdev->msdu_enqued); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MPDU queued", fw_stats->mpdu_enqued); + "MPDU queued", pdev->mpdu_enqued); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MSDUs dropped", fw_stats->wmm_drop); + "MSDUs dropped", pdev->wmm_drop); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Local enqued", fw_stats->local_enqued); + "Local enqued", pdev->local_enqued); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Local freed", fw_stats->local_freed); + "Local freed", pdev->local_freed); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "HW queued", fw_stats->hw_queued); + "HW queued", pdev->hw_queued); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "PPDUs reaped", fw_stats->hw_reaped); + "PPDUs reaped", pdev->hw_reaped); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Num underruns", fw_stats->underrun); + "Num underruns", pdev->underrun); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "PPDUs cleaned", fw_stats->tx_abort); + "PPDUs cleaned", pdev->tx_abort); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MPDUs requed", fw_stats->mpdus_requed); + "MPDUs requed", pdev->mpdus_requed); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Excessive retries", fw_stats->tx_ko); + "Excessive retries", pdev->tx_ko); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "HW rate", fw_stats->data_rc); + "HW rate", pdev->data_rc); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Sched self tiggers", fw_stats->self_triggers); + "Sched self tiggers", pdev->self_triggers); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", "Dropped due to SW retries", - fw_stats->sw_retry_failure); + pdev->sw_retry_failure); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", "Illegal rate phy errors", - fw_stats->illgl_rate_phy_err); + pdev->illgl_rate_phy_err); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Pdev continous xretry", fw_stats->pdev_cont_xretry); + "Pdev continous xretry", pdev->pdev_cont_xretry); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "TX timeout", fw_stats->pdev_tx_timeout); + "TX timeout", pdev->pdev_tx_timeout); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "PDEV resets", fw_stats->pdev_resets); + "PDEV resets", pdev->pdev_resets); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "PHY underrun", fw_stats->phy_underrun); + "PHY underrun", pdev->phy_underrun); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MPDU is more than txop limit", fw_stats->txop_ovf); + "MPDU is more than txop limit", pdev->txop_ovf); len += scnprintf(buf + len, buf_len - len, "\n"); len += scnprintf(buf + len, buf_len - len, "%30s\n", @@ -497,70 +508,161 @@ static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", "Mid PPDU route change", - fw_stats->mid_ppdu_route_change); + pdev->mid_ppdu_route_change); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Tot. number of statuses", fw_stats->status_rcvd); + "Tot. number of statuses", pdev->status_rcvd); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Extra frags on rings 0", fw_stats->r0_frags); + "Extra frags on rings 0", pdev->r0_frags); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Extra frags on rings 1", fw_stats->r1_frags); + "Extra frags on rings 1", pdev->r1_frags); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Extra frags on rings 2", fw_stats->r2_frags); + "Extra frags on rings 2", pdev->r2_frags); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Extra frags on rings 3", fw_stats->r3_frags); + "Extra frags on rings 3", pdev->r3_frags); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MSDUs delivered to HTT", fw_stats->htt_msdus); + "MSDUs delivered to HTT", pdev->htt_msdus); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MPDUs delivered to HTT", fw_stats->htt_mpdus); + "MPDUs delivered to HTT", pdev->htt_mpdus); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MSDUs delivered to stack", fw_stats->loc_msdus); + "MSDUs delivered to stack", pdev->loc_msdus); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MPDUs delivered to stack", fw_stats->loc_mpdus); + "MPDUs delivered to stack", pdev->loc_mpdus); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "Oversized AMSUs", fw_stats->oversize_amsdu); + "Oversized AMSUs", pdev->oversize_amsdu); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "PHY errors", fw_stats->phy_errs); + "PHY errors", pdev->phy_errs); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "PHY errors drops", fw_stats->phy_err_drop); + "PHY errors drops", pdev->phy_err_drop); len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", - "MPDU errors (FCS, MIC, ENC)", fw_stats->mpdu_errs); + "MPDU errors (FCS, MIC, ENC)", pdev->mpdu_errs); len += scnprintf(buf + len, buf_len - len, "\n"); - len += scnprintf(buf + len, buf_len - len, "%30s (%d)\n", - "ath10k PEER stats", fw_stats->peers); + len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n", + "ath10k PEER stats", num_peers); len += scnprintf(buf + len, buf_len - len, "%30s\n\n", "================="); - for (i = 0; i < fw_stats->peers; i++) { + list_for_each_entry(peer, &fw_stats->peers, list) { len += scnprintf(buf + len, buf_len - len, "%30s %pM\n", - "Peer MAC address", - fw_stats->peer_stat[i].peer_macaddr); + "Peer MAC address", peer->peer_macaddr); len += scnprintf(buf + len, buf_len - len, "%30s %u\n", - "Peer RSSI", fw_stats->peer_stat[i].peer_rssi); + "Peer RSSI", peer->peer_rssi); len += scnprintf(buf + len, buf_len - len, "%30s %u\n", - "Peer TX rate", - fw_stats->peer_stat[i].peer_tx_rate); + "Peer TX rate", peer->peer_tx_rate); len += scnprintf(buf + len, buf_len - len, "%30s %u\n", - "Peer RX rate", - fw_stats->peer_stat[i].peer_rx_rate); + "Peer RX rate", peer->peer_rx_rate); len += scnprintf(buf + len, buf_len - len, "\n"); } + +unlock: spin_unlock_bh(&ar->data_lock); - if (len > buf_len) - len = buf_len; + if (len >= buf_len) + buf[len - 1] = 0; + else + buf[len] = 0; +} - ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len); +static int ath10k_fw_stats_open(struct inode *inode, struct file *file) +{ + struct ath10k *ar = inode->i_private; + void *buf = NULL; + int ret; + + mutex_lock(&ar->conf_mutex); + + if (ar->state != ATH10K_STATE_ON) { + ret = -ENETDOWN; + goto err_unlock; + } + + buf = vmalloc(ATH10K_FW_STATS_BUF_SIZE); + if (!buf) { + ret = -ENOMEM; + goto err_unlock; + } + + ret = ath10k_debug_fw_stats_request(ar); + if (ret) { + ath10k_warn(ar, "failed to request fw stats: %d\n", ret); + goto err_free; + } + + ath10k_fw_stats_fill(ar, &ar->debug.fw_stats, buf); + file->private_data = buf; -exit: mutex_unlock(&ar->conf_mutex); - kfree(buf); - return ret_cnt; + return 0; + +err_free: + vfree(buf); + +err_unlock: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static int ath10k_fw_stats_release(struct inode *inode, struct file *file) +{ + vfree(file->private_data); + + return 0; +} + +static ssize_t ath10k_fw_stats_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + const char *buf = file->private_data; + unsigned int len = strlen(buf); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); } static const struct file_operations fops_fw_stats = { - .read = ath10k_read_fw_stats, + .open = ath10k_fw_stats_open, + .release = ath10k_fw_stats_release, + .read = ath10k_fw_stats_read, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath10k_debug_fw_reset_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + int ret, len, buf_len; + char *buf; + + buf_len = 500; + buf = kmalloc(buf_len, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + spin_lock_bh(&ar->data_lock); + + len = 0; + len += scnprintf(buf + len, buf_len - len, + "fw_crash_counter\t\t%d\n", ar->stats.fw_crash_counter); + len += scnprintf(buf + len, buf_len - len, + "fw_warm_reset_counter\t\t%d\n", + ar->stats.fw_warm_reset_counter); + len += scnprintf(buf + len, buf_len - len, + "fw_cold_reset_counter\t\t%d\n", + ar->stats.fw_cold_reset_counter); + + spin_unlock_bh(&ar->data_lock); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, len); + + kfree(buf); + + return ret; +} + +static const struct file_operations fops_fw_reset_stats = { .open = simple_open, + .read = ath10k_debug_fw_reset_stats_read, .owner = THIS_MODULE, .llseek = default_llseek, }; @@ -593,7 +695,8 @@ static ssize_t ath10k_read_simulate_fw_crash(struct file *file, "To simulate firmware crash write one of the keywords to this file:\n" "`soft` - this will send WMI_FORCE_FW_HANG_ASSERT to firmware if FW supports that command.\n" "`hard` - this will send to firmware command with illegal parameters causing firmware crash.\n" - "`assert` - this will send special illegal parameter to firmware to cause assert failure and crash.\n"; + "`assert` - this will send special illegal parameter to firmware to cause assert failure and crash.\n" + "`hw-restart` - this will simply queue hw restart without fw/hw actually crashing.\n"; return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); } @@ -646,6 +749,10 @@ static ssize_t ath10k_write_simulate_fw_crash(struct file *file, } else if (!strcmp(buf, "assert")) { ath10k_info(ar, "simulating firmware assert crash\n"); ret = ath10k_debug_fw_assert(ar); + } else if (!strcmp(buf, "hw-restart")) { + ath10k_info(ar, "user requested hw restart\n"); + queue_work(ar->workqueue, &ar->restart_work); + ret = 0; } else { ret = -EINVAL; goto exit; @@ -1029,6 +1136,166 @@ exit: return ret; } +/* TODO: Would be nice to always support ethtool stats, would need to + * move the stats storage out of ath10k_debug, or always have ath10k_debug + * struct available.. + */ + +/* This generally cooresponds to the debugfs fw_stats file */ +static const char ath10k_gstrings_stats[][ETH_GSTRING_LEN] = { + "tx_pkts_nic", + "tx_bytes_nic", + "rx_pkts_nic", + "rx_bytes_nic", + "d_noise_floor", + "d_cycle_count", + "d_phy_error", + "d_rts_bad", + "d_rts_good", + "d_tx_power", /* in .5 dbM I think */ + "d_rx_crc_err", /* fcs_bad */ + "d_no_beacon", + "d_tx_mpdus_queued", + "d_tx_msdu_queued", + "d_tx_msdu_dropped", + "d_local_enqued", + "d_local_freed", + "d_tx_ppdu_hw_queued", + "d_tx_ppdu_reaped", + "d_tx_fifo_underrun", + "d_tx_ppdu_abort", + "d_tx_mpdu_requed", + "d_tx_excessive_retries", + "d_tx_hw_rate", + "d_tx_dropped_sw_retries", + "d_tx_illegal_rate", + "d_tx_continuous_xretries", + "d_tx_timeout", + "d_tx_mpdu_txop_limit", + "d_pdev_resets", + "d_rx_mid_ppdu_route_change", + "d_rx_status", + "d_rx_extra_frags_ring0", + "d_rx_extra_frags_ring1", + "d_rx_extra_frags_ring2", + "d_rx_extra_frags_ring3", + "d_rx_msdu_htt", + "d_rx_mpdu_htt", + "d_rx_msdu_stack", + "d_rx_mpdu_stack", + "d_rx_phy_err", + "d_rx_phy_err_drops", + "d_rx_mpdu_errors", /* FCS, MIC, ENC */ + "d_fw_crash_count", + "d_fw_warm_reset_count", + "d_fw_cold_reset_count", +}; + +#define ATH10K_SSTATS_LEN ARRAY_SIZE(ath10k_gstrings_stats) + +void ath10k_debug_get_et_strings(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u32 sset, u8 *data) +{ + if (sset == ETH_SS_STATS) + memcpy(data, *ath10k_gstrings_stats, + sizeof(ath10k_gstrings_stats)); +} + +int ath10k_debug_get_et_sset_count(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, int sset) +{ + if (sset == ETH_SS_STATS) + return ATH10K_SSTATS_LEN; + + return 0; +} + +void ath10k_debug_get_et_stats(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ethtool_stats *stats, u64 *data) +{ + struct ath10k *ar = hw->priv; + static const struct ath10k_fw_stats_pdev zero_stats = {}; + const struct ath10k_fw_stats_pdev *pdev_stats; + int i = 0, ret; + + mutex_lock(&ar->conf_mutex); + + if (ar->state == ATH10K_STATE_ON) { + ret = ath10k_debug_fw_stats_request(ar); + if (ret) { + /* just print a warning and try to use older results */ + ath10k_warn(ar, + "failed to get fw stats for ethtool: %d\n", + ret); + } + } + + pdev_stats = list_first_entry_or_null(&ar->debug.fw_stats.pdevs, + struct ath10k_fw_stats_pdev, + list); + if (!pdev_stats) { + /* no results available so just return zeroes */ + pdev_stats = &zero_stats; + } + + spin_lock_bh(&ar->data_lock); + + data[i++] = pdev_stats->hw_reaped; /* ppdu reaped */ + data[i++] = 0; /* tx bytes */ + data[i++] = pdev_stats->htt_mpdus; + data[i++] = 0; /* rx bytes */ + data[i++] = pdev_stats->ch_noise_floor; + data[i++] = pdev_stats->cycle_count; + data[i++] = pdev_stats->phy_err_count; + data[i++] = pdev_stats->rts_bad; + data[i++] = pdev_stats->rts_good; + data[i++] = pdev_stats->chan_tx_power; + data[i++] = pdev_stats->fcs_bad; + data[i++] = pdev_stats->no_beacons; + data[i++] = pdev_stats->mpdu_enqued; + data[i++] = pdev_stats->msdu_enqued; + data[i++] = pdev_stats->wmm_drop; + data[i++] = pdev_stats->local_enqued; + data[i++] = pdev_stats->local_freed; + data[i++] = pdev_stats->hw_queued; + data[i++] = pdev_stats->hw_reaped; + data[i++] = pdev_stats->underrun; + data[i++] = pdev_stats->tx_abort; + data[i++] = pdev_stats->mpdus_requed; + data[i++] = pdev_stats->tx_ko; + data[i++] = pdev_stats->data_rc; + data[i++] = pdev_stats->sw_retry_failure; + data[i++] = pdev_stats->illgl_rate_phy_err; + data[i++] = pdev_stats->pdev_cont_xretry; + data[i++] = pdev_stats->pdev_tx_timeout; + data[i++] = pdev_stats->txop_ovf; + data[i++] = pdev_stats->pdev_resets; + data[i++] = pdev_stats->mid_ppdu_route_change; + data[i++] = pdev_stats->status_rcvd; + data[i++] = pdev_stats->r0_frags; + data[i++] = pdev_stats->r1_frags; + data[i++] = pdev_stats->r2_frags; + data[i++] = pdev_stats->r3_frags; + data[i++] = pdev_stats->htt_msdus; + data[i++] = pdev_stats->htt_mpdus; + data[i++] = pdev_stats->loc_msdus; + data[i++] = pdev_stats->loc_mpdus; + data[i++] = pdev_stats->phy_errs; + data[i++] = pdev_stats->phy_err_drop; + data[i++] = pdev_stats->mpdu_errs; + data[i++] = ar->stats.fw_crash_counter; + data[i++] = ar->stats.fw_warm_reset_counter; + data[i++] = ar->stats.fw_cold_reset_counter; + + spin_unlock_bh(&ar->data_lock); + + mutex_unlock(&ar->conf_mutex); + + WARN_ON(i != ATH10K_SSTATS_LEN); +} + static const struct file_operations fops_fw_dbglog = { .read = ath10k_read_fw_dbglog, .write = ath10k_write_fw_dbglog, @@ -1037,6 +1304,84 @@ static const struct file_operations fops_fw_dbglog = { .llseek = default_llseek, }; +static int ath10k_debug_cal_data_open(struct inode *inode, struct file *file) +{ + struct ath10k *ar = inode->i_private; + void *buf; + u32 hi_addr; + __le32 addr; + int ret; + + mutex_lock(&ar->conf_mutex); + + if (ar->state != ATH10K_STATE_ON && + ar->state != ATH10K_STATE_UTF) { + ret = -ENETDOWN; + goto err; + } + + buf = vmalloc(QCA988X_CAL_DATA_LEN); + if (!buf) { + ret = -ENOMEM; + goto err; + } + + hi_addr = host_interest_item_address(HI_ITEM(hi_board_data)); + + ret = ath10k_hif_diag_read(ar, hi_addr, &addr, sizeof(addr)); + if (ret) { + ath10k_warn(ar, "failed to read hi_board_data address: %d\n", ret); + goto err_vfree; + } + + ret = ath10k_hif_diag_read(ar, le32_to_cpu(addr), buf, + QCA988X_CAL_DATA_LEN); + if (ret) { + ath10k_warn(ar, "failed to read calibration data: %d\n", ret); + goto err_vfree; + } + + file->private_data = buf; + + mutex_unlock(&ar->conf_mutex); + + return 0; + +err_vfree: + vfree(buf); + +err: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static ssize_t ath10k_debug_cal_data_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + void *buf = file->private_data; + + return simple_read_from_buffer(user_buf, count, ppos, + buf, QCA988X_CAL_DATA_LEN); +} + +static int ath10k_debug_cal_data_release(struct inode *inode, + struct file *file) +{ + vfree(file->private_data); + + return 0; +} + +static const struct file_operations fops_cal_data = { + .open = ath10k_debug_cal_data_open, + .read = ath10k_debug_cal_data_read, + .release = ath10k_debug_cal_data_release, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + int ath10k_debug_start(struct ath10k *ar) { int ret; @@ -1057,7 +1402,22 @@ int ath10k_debug_start(struct ath10k *ar) ret); } - return 0; + if (ar->debug.pktlog_filter) { + ret = ath10k_wmi_pdev_pktlog_enable(ar, + ar->debug.pktlog_filter); + if (ret) + /* not serious */ + ath10k_warn(ar, + "failed to enable pktlog filter %x: %d\n", + ar->debug.pktlog_filter, ret); + } else { + ret = ath10k_wmi_pdev_pktlog_disable(ar); + if (ret) + /* not serious */ + ath10k_warn(ar, "failed to disable pktlog: %d\n", ret); + } + + return ret; } void ath10k_debug_stop(struct ath10k *ar) @@ -1072,6 +1432,8 @@ void ath10k_debug_stop(struct ath10k *ar) ar->debug.htt_max_amsdu = 0; ar->debug.htt_max_ampdu = 0; + + ath10k_wmi_pdev_pktlog_disable(ar); } static ssize_t ath10k_write_simulate_radar(struct file *file, @@ -1154,12 +1516,78 @@ static const struct file_operations fops_dfs_stats = { .llseek = default_llseek, }; +static ssize_t ath10k_write_pktlog_filter(struct file *file, + const char __user *ubuf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + u32 filter; + int ret; + + if (kstrtouint_from_user(ubuf, count, 0, &filter)) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + + if (ar->state != ATH10K_STATE_ON) { + ar->debug.pktlog_filter = filter; + ret = count; + goto out; + } + + if (filter && (filter != ar->debug.pktlog_filter)) { + ret = ath10k_wmi_pdev_pktlog_enable(ar, filter); + if (ret) { + ath10k_warn(ar, "failed to enable pktlog filter %x: %d\n", + ar->debug.pktlog_filter, ret); + goto out; + } + } else { + ret = ath10k_wmi_pdev_pktlog_disable(ar); + if (ret) { + ath10k_warn(ar, "failed to disable pktlog: %d\n", ret); + goto out; + } + } + + ar->debug.pktlog_filter = filter; + ret = count; + +out: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static ssize_t ath10k_read_pktlog_filter(struct file *file, char __user *ubuf, + size_t count, loff_t *ppos) +{ + char buf[32]; + struct ath10k *ar = file->private_data; + int len = 0; + + mutex_lock(&ar->conf_mutex); + len = scnprintf(buf, sizeof(buf) - len, "%08x\n", + ar->debug.pktlog_filter); + mutex_unlock(&ar->conf_mutex); + + return simple_read_from_buffer(ubuf, count, ppos, buf, len); +} + +static const struct file_operations fops_pktlog_filter = { + .read = ath10k_read_pktlog_filter, + .write = ath10k_write_pktlog_filter, + .open = simple_open +}; + int ath10k_debug_create(struct ath10k *ar) { ar->debug.fw_crash_data = vzalloc(sizeof(*ar->debug.fw_crash_data)); if (!ar->debug.fw_crash_data) return -ENOMEM; + INIT_LIST_HEAD(&ar->debug.fw_stats.pdevs); + INIT_LIST_HEAD(&ar->debug.fw_stats.peers); + return 0; } @@ -1167,6 +1595,8 @@ void ath10k_debug_destroy(struct ath10k *ar) { vfree(ar->debug.fw_crash_data); ar->debug.fw_crash_data = NULL; + + ath10k_debug_fw_stats_reset(ar); } int ath10k_debug_register(struct ath10k *ar) @@ -1183,11 +1613,14 @@ int ath10k_debug_register(struct ath10k *ar) INIT_DELAYED_WORK(&ar->debug.htt_stats_dwork, ath10k_debug_htt_stats_dwork); - init_completion(&ar->debug.event_stats_compl); + init_completion(&ar->debug.fw_stats_complete); debugfs_create_file("fw_stats", S_IRUSR, ar->debug.debugfs_phy, ar, &fops_fw_stats); + debugfs_create_file("fw_reset_stats", S_IRUSR, ar->debug.debugfs_phy, + ar, &fops_fw_reset_stats); + debugfs_create_file("wmi_services", S_IRUSR, ar->debug.debugfs_phy, ar, &fops_wmi_services); @@ -1210,6 +1643,9 @@ int ath10k_debug_register(struct ath10k *ar) debugfs_create_file("fw_dbglog", S_IRUSR, ar->debug.debugfs_phy, ar, &fops_fw_dbglog); + debugfs_create_file("cal_data", S_IRUSR, ar->debug.debugfs_phy, + ar, &fops_cal_data); + if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) { debugfs_create_file("dfs_simulate_radar", S_IWUSR, ar->debug.debugfs_phy, ar, @@ -1224,6 +1660,9 @@ int ath10k_debug_register(struct ath10k *ar) &fops_dfs_stats); } + debugfs_create_file("pktlog_filter", S_IRUGO | S_IWUSR, + ar->debug.debugfs_phy, ar, &fops_pktlog_filter); + return 0; } @@ -1260,11 +1699,26 @@ void ath10k_dbg_dump(struct ath10k *ar, const char *msg, const char *prefix, const void *buf, size_t len) { + char linebuf[256]; + unsigned int linebuflen; + const void *ptr; + if (ath10k_debug_mask & mask) { if (msg) ath10k_dbg(ar, mask, "%s\n", msg); - print_hex_dump_bytes(prefix, DUMP_PREFIX_OFFSET, buf, len); + for (ptr = buf; (ptr - buf) < len; ptr += 16) { + linebuflen = 0; + linebuflen += scnprintf(linebuf + linebuflen, + sizeof(linebuf) - linebuflen, + "%s%08x: ", + (prefix ? prefix : ""), + (unsigned int)(ptr - buf)); + hex_dump_to_buffer(ptr, len - (ptr - buf), 16, 1, + linebuf + linebuflen, + sizeof(linebuf) - linebuflen, true); + dev_printk(KERN_DEBUG, ar->dev, "%s\n", linebuf); + } } /* tracing code doesn't like null strings :/ */ diff --git a/drivers/net/wireless/ath/ath10k/debug.h b/drivers/net/wireless/ath/ath10k/debug.h index b3774f7f492c..0c934a8378db 100644 --- a/drivers/net/wireless/ath/ath10k/debug.h +++ b/drivers/net/wireless/ath/ath10k/debug.h @@ -38,11 +38,20 @@ enum ath10k_debug_mask { ATH10K_DBG_ANY = 0xffffffff, }; +enum ath10k_pktlog_filter { + ATH10K_PKTLOG_RX = 0x000000001, + ATH10K_PKTLOG_TX = 0x000000002, + ATH10K_PKTLOG_RCFIND = 0x000000004, + ATH10K_PKTLOG_RCUPDATE = 0x000000008, + ATH10K_PKTLOG_DBG_PRINT = 0x000000010, + ATH10K_PKTLOG_ANY = 0x00000001f, +}; + extern unsigned int ath10k_debug_mask; -__printf(2, 3) int ath10k_info(struct ath10k *ar, const char *fmt, ...); -__printf(2, 3) int ath10k_err(struct ath10k *ar, const char *fmt, ...); -__printf(2, 3) int ath10k_warn(struct ath10k *ar, const char *fmt, ...); +__printf(2, 3) void ath10k_info(struct ath10k *ar, const char *fmt, ...); +__printf(2, 3) void ath10k_err(struct ath10k *ar, const char *fmt, ...); +__printf(2, 3) void ath10k_warn(struct ath10k *ar, const char *fmt, ...); void ath10k_print_driver_info(struct ath10k *ar); #ifdef CONFIG_ATH10K_DEBUGFS @@ -53,17 +62,24 @@ void ath10k_debug_destroy(struct ath10k *ar); int ath10k_debug_register(struct ath10k *ar); void ath10k_debug_unregister(struct ath10k *ar); void ath10k_debug_read_service_map(struct ath10k *ar, - void *service_map, + const void *service_map, size_t map_size); -void ath10k_debug_read_target_stats(struct ath10k *ar, - struct wmi_stats_event *ev); +void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb); struct ath10k_fw_crash_data * ath10k_debug_get_new_fw_crash_data(struct ath10k *ar); void ath10k_debug_dbglog_add(struct ath10k *ar, u8 *buffer, int len); - #define ATH10K_DFS_STAT_INC(ar, c) (ar->debug.dfs_stats.c++) +void ath10k_debug_get_et_strings(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u32 sset, u8 *data); +int ath10k_debug_get_et_sset_count(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, int sset); +void ath10k_debug_get_et_stats(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ethtool_stats *stats, u64 *data); + #else static inline int ath10k_debug_start(struct ath10k *ar) { @@ -93,13 +109,13 @@ static inline void ath10k_debug_unregister(struct ath10k *ar) } static inline void ath10k_debug_read_service_map(struct ath10k *ar, - void *service_map, + const void *service_map, size_t map_size) { } -static inline void ath10k_debug_read_target_stats(struct ath10k *ar, - struct wmi_stats_event *ev) +static inline void ath10k_debug_fw_stats_process(struct ath10k *ar, + struct sk_buff *skb) { } @@ -116,6 +132,10 @@ ath10k_debug_get_new_fw_crash_data(struct ath10k *ar) #define ATH10K_DFS_STAT_INC(ar, c) do { } while (0) +#define ath10k_debug_get_et_strings NULL +#define ath10k_debug_get_et_sset_count NULL +#define ath10k_debug_get_et_stats NULL + #endif /* CONFIG_ATH10K_DEBUGFS */ #ifdef CONFIG_ATH10K_DEBUG diff --git a/drivers/net/wireless/ath/ath10k/hif.h b/drivers/net/wireless/ath/ath10k/hif.h index 62323fea27e1..30301f5b6051 100644 --- a/drivers/net/wireless/ath/ath10k/hif.h +++ b/drivers/net/wireless/ath/ath10k/hif.h @@ -43,6 +43,10 @@ struct ath10k_hif_ops { int (*tx_sg)(struct ath10k *ar, u8 pipe_id, struct ath10k_hif_sg_item *items, int n_items); + /* read firmware memory through the diagnose interface */ + int (*diag_read)(struct ath10k *ar, u32 address, void *buf, + size_t buf_len); + /* * API to handle HIF-specific BMI message exchanges, this API is * synchronous and only allowed to be called from a context that @@ -98,6 +102,12 @@ static inline int ath10k_hif_tx_sg(struct ath10k *ar, u8 pipe_id, return ar->hif.ops->tx_sg(ar, pipe_id, items, n_items); } +static inline int ath10k_hif_diag_read(struct ath10k *ar, u32 address, void *buf, + size_t buf_len) +{ + return ar->hif.ops->diag_read(ar, address, buf, buf_len); +} + static inline int ath10k_hif_exchange_bmi_msg(struct ath10k *ar, void *request, u32 request_len, void *response, u32 *response_len) diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index 3b44217a6c19..15c58e884b6a 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -725,7 +725,7 @@ static inline u8 *htt_rx_test_get_chars(struct htt_rx_test *rx_test) */ struct htt_pktlog_msg { u8 pad[3]; - __le32 payload[1 /* or more */]; + u8 payload[0]; } __packed; struct htt_dbg_stats_rx_reorder_stats { diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 60d40a04508b..52c630672718 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -291,6 +291,13 @@ static inline struct sk_buff *ath10k_htt_rx_netbuf_pop(struct ath10k_htt *htt) htt->rx_ring.sw_rd_idx.msdu_payld = idx; htt->rx_ring.fill_cnt--; + dma_unmap_single(htt->ar->dev, + ATH10K_SKB_CB(msdu)->paddr, + msdu->len + skb_tailroom(msdu), + DMA_FROM_DEVICE); + ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt rx netbuf pop: ", + msdu->data, msdu->len + skb_tailroom(msdu)); + return msdu; } @@ -328,14 +335,6 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, while (msdu) { int last_msdu, msdu_len_invalid, msdu_chained; - dma_unmap_single(htt->ar->dev, - ATH10K_SKB_CB(msdu)->paddr, - msdu->len + skb_tailroom(msdu), - DMA_FROM_DEVICE); - - ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt rx pop: ", - msdu->data, msdu->len + skb_tailroom(msdu)); - rx_desc = (struct htt_rx_desc *)msdu->data; /* FIXME: we must report msdu payload since this is what caller @@ -426,14 +425,14 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, while (msdu_chained--) { struct sk_buff *next = ath10k_htt_rx_netbuf_pop(htt); - dma_unmap_single(htt->ar->dev, - ATH10K_SKB_CB(next)->paddr, - next->len + skb_tailroom(next), - DMA_FROM_DEVICE); - - ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, - "htt rx chained: ", next->data, - next->len + skb_tailroom(next)); + if (!next) { + ath10k_warn(ar, "failed to pop chained msdu\n"); + ath10k_htt_rx_free_msdu_chain(*head_msdu); + *head_msdu = NULL; + msdu = NULL; + htt->rx_confused = true; + break; + } skb_trim(next, 0); skb_put(next, min(msdu_len, HTT_RX_BUF_SIZE)); @@ -447,6 +446,8 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, last_msdu = __le32_to_cpu(rx_desc->msdu_end.info0) & RX_MSDU_END_INFO0_LAST_MSDU; + trace_ath10k_htt_rx_desc(ar, &rx_desc->attention, + sizeof(*rx_desc) - sizeof(u32)); if (last_msdu) { msdu->next = NULL; break; @@ -492,6 +493,8 @@ int ath10k_htt_rx_alloc(struct ath10k_htt *htt) size_t size; struct timer_list *timer = &htt->rx_ring.refill_retry_timer; + htt->rx_confused = false; + htt->rx_ring.size = ath10k_htt_rx_ring_size(htt); if (!is_power_of_2(htt->rx_ring.size)) { ath10k_warn(ar, "htt rx ring size is not power of 2\n"); @@ -581,41 +584,47 @@ static int ath10k_htt_rx_crypto_param_len(struct ath10k *ar, enum htt_rx_mpdu_encrypt_type type) { switch (type) { + case HTT_RX_MPDU_ENCRYPT_NONE: + return 0; case HTT_RX_MPDU_ENCRYPT_WEP40: case HTT_RX_MPDU_ENCRYPT_WEP104: - return 4; + return IEEE80211_WEP_IV_LEN; case HTT_RX_MPDU_ENCRYPT_TKIP_WITHOUT_MIC: - case HTT_RX_MPDU_ENCRYPT_WEP128: /* not tested */ case HTT_RX_MPDU_ENCRYPT_TKIP_WPA: - case HTT_RX_MPDU_ENCRYPT_WAPI: /* not tested */ + return IEEE80211_TKIP_IV_LEN; case HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2: - return 8; - case HTT_RX_MPDU_ENCRYPT_NONE: - return 0; + return IEEE80211_CCMP_HDR_LEN; + case HTT_RX_MPDU_ENCRYPT_WEP128: + case HTT_RX_MPDU_ENCRYPT_WAPI: + break; } - ath10k_warn(ar, "unknown encryption type %d\n", type); + ath10k_warn(ar, "unsupported encryption type %d\n", type); return 0; } +#define MICHAEL_MIC_LEN 8 + static int ath10k_htt_rx_crypto_tail_len(struct ath10k *ar, enum htt_rx_mpdu_encrypt_type type) { switch (type) { case HTT_RX_MPDU_ENCRYPT_NONE: + return 0; case HTT_RX_MPDU_ENCRYPT_WEP40: case HTT_RX_MPDU_ENCRYPT_WEP104: - case HTT_RX_MPDU_ENCRYPT_WEP128: - case HTT_RX_MPDU_ENCRYPT_WAPI: - return 0; + return IEEE80211_WEP_ICV_LEN; case HTT_RX_MPDU_ENCRYPT_TKIP_WITHOUT_MIC: case HTT_RX_MPDU_ENCRYPT_TKIP_WPA: - return 4; + return IEEE80211_TKIP_ICV_LEN; case HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2: - return 8; + return IEEE80211_CCMP_MIC_LEN; + case HTT_RX_MPDU_ENCRYPT_WEP128: + case HTT_RX_MPDU_ENCRYPT_WAPI: + break; } - ath10k_warn(ar, "unknown encryption type %d\n", type); + ath10k_warn(ar, "unsupported encryption type %d\n", type); return 0; } @@ -892,6 +901,8 @@ static void ath10k_process_rx(struct ath10k *ar, !!(status->flag & RX_FLAG_AMSDU_MORE)); ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "rx skb: ", skb->data, skb->len); + trace_ath10k_rx_hdr(ar, skb->data, skb->len); + trace_ath10k_rx_payload(ar, skb->data, skb->len); ieee80211_rx(ar->hw, skb); } @@ -1169,7 +1180,6 @@ static int ath10k_unchain_msdu(struct sk_buff *msdu_head) static bool ath10k_htt_rx_amsdu_allowed(struct ath10k_htt *htt, struct sk_buff *head, - enum htt_rx_mpdu_status status, bool channel_set, u32 attention) { @@ -1193,22 +1203,11 @@ static bool ath10k_htt_rx_amsdu_allowed(struct ath10k_htt *htt, } /* Skip mgmt frames while we handle this in WMI */ - if (status == HTT_RX_IND_MPDU_STATUS_MGMT_CTRL || - attention & RX_ATTENTION_FLAGS_MGMT_TYPE) { + if (attention & RX_ATTENTION_FLAGS_MGMT_TYPE) { ath10k_dbg(ar, ATH10K_DBG_HTT, "htt rx mgmt ctrl\n"); return false; } - if (status != HTT_RX_IND_MPDU_STATUS_OK && - status != HTT_RX_IND_MPDU_STATUS_TKIP_MIC_ERR && - status != HTT_RX_IND_MPDU_STATUS_ERR_INV_PEER && - !htt->ar->monitor_started) { - ath10k_dbg(ar, ATH10K_DBG_HTT, - "htt rx ignoring frame w/ status %d\n", - status); - return false; - } - if (test_bit(ATH10K_CAC_RUNNING, &htt->ar->dev_flags)) { ath10k_dbg(ar, ATH10K_DBG_HTT, "htt rx CAC running\n"); @@ -1224,8 +1223,6 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt, struct ath10k *ar = htt->ar; struct ieee80211_rx_status *rx_status = &htt->rx_status; struct htt_rx_indication_mpdu_range *mpdu_ranges; - struct htt_rx_desc *rxd; - enum htt_rx_mpdu_status status; struct ieee80211_hdr *hdr; int num_mpdu_ranges; u32 attention; @@ -1273,8 +1270,6 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt, num_mpdu_ranges)); for (i = 0; i < num_mpdu_ranges; i++) { - status = mpdu_ranges[i].mpdu_range_status; - for (j = 0; j < mpdu_ranges[i].mpdu_count; j++) { struct sk_buff *msdu_head, *msdu_tail; @@ -1295,12 +1290,7 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt, continue; } - rxd = container_of((void *)msdu_head->data, - struct htt_rx_desc, - msdu_payload); - if (!ath10k_htt_rx_amsdu_allowed(htt, msdu_head, - status, channel_set, attention)) { ath10k_htt_rx_free_msdu_chain(msdu_head); @@ -1365,6 +1355,8 @@ static void ath10k_htt_rx_frag_handler(struct ath10k_htt *htt, &attention); spin_unlock_bh(&htt->rx_ring.lock); + tasklet_schedule(&htt->rx_replenish_task); + ath10k_dbg(ar, ATH10K_DBG_HTT_DUMP, "htt rx frag ahead\n"); if (ret) { @@ -1426,7 +1418,7 @@ static void ath10k_htt_rx_frag_handler(struct ath10k_htt *htt, /* last fragment of TKIP frags has MIC */ if (!ieee80211_has_morefrags(hdr->frame_control) && enctype == HTT_RX_MPDU_ENCRYPT_TKIP_WPA) - trim += 8; + trim += MICHAEL_MIC_LEN; if (trim > msdu_head->len) { ath10k_warn(ar, "htt rx fragment: trailer longer than the frame itself? drop\n"); @@ -1674,6 +1666,15 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) case HTT_T2H_MSG_TYPE_RX_DELBA: ath10k_htt_rx_delba(ar, resp); break; + case HTT_T2H_MSG_TYPE_PKTLOG: { + struct ath10k_pktlog_hdr *hdr = + (struct ath10k_pktlog_hdr *)resp->pktlog_msg.payload; + + trace_ath10k_htt_pktlog(ar, resp->pktlog_msg.payload, + sizeof(*hdr) + + __le16_to_cpu(hdr->size)); + break; + } case HTT_T2H_MSG_TYPE_RX_FLUSH: { /* Ignore this event because mac80211 takes care of Rx * aggregation reordering. @@ -1681,8 +1682,8 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) break; } default: - ath10k_dbg(ar, ATH10K_DBG_HTT, "htt event (%d) not handled\n", - resp->hdr.msg_type); + ath10k_warn(ar, "htt event (%d) not handled\n", + resp->hdr.msg_type); ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt event: ", skb->data, skb->len); break; diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index bd87a35201d8..5b7e42f7377c 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -92,7 +92,6 @@ int ath10k_htt_tx_alloc(struct ath10k_htt *htt) struct ath10k *ar = htt->ar; spin_lock_init(&htt->tx_lock); - init_waitqueue_head(&htt->empty_tx_wq); if (test_bit(ATH10K_FW_FEATURE_WMI_10X, htt->ar->fw_features)) htt->max_num_pending_tx = TARGET_10X_NUM_MSDU_DESC; @@ -557,12 +556,15 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) skb_cb->htt.txbuf->cmd_tx.frags_paddr = __cpu_to_le32(frags_paddr); skb_cb->htt.txbuf->cmd_tx.peerid = __cpu_to_le32(HTT_INVALID_PEERID); + trace_ath10k_htt_tx(ar, msdu_id, msdu->len, vdev_id, tid); ath10k_dbg(ar, ATH10K_DBG_HTT, "htt tx flags0 %hhu flags1 %hu len %d id %hu frags_paddr %08x, msdu_paddr %08x vdev %hhu tid %hhu\n", flags0, flags1, msdu->len, msdu_id, frags_paddr, (u32)skb_cb->paddr, vdev_id, tid); ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt tx msdu: ", msdu->data, msdu->len); + trace_ath10k_tx_hdr(ar, msdu->data, msdu->len); + trace_ath10k_tx_payload(ar, msdu->data, msdu->len); sg_items[0].transfer_id = 0; sg_items[0].transfer_context = NULL; diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index 3cf5702c1e7e..392c2501d0a1 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -20,15 +20,16 @@ #include "targaddrs.h" +#define ATH10K_FW_DIR "ath10k" + /* QCA988X 1.0 definitions (unsupported) */ #define QCA988X_HW_1_0_CHIP_ID_REV 0x0 /* QCA988X 2.0 definitions */ #define QCA988X_HW_2_0_VERSION 0x4100016c #define QCA988X_HW_2_0_CHIP_ID_REV 0x2 -#define QCA988X_HW_2_0_FW_DIR "ath10k/QCA988X/hw2.0" +#define QCA988X_HW_2_0_FW_DIR ATH10K_FW_DIR "/QCA988X/hw2.0" #define QCA988X_HW_2_0_FW_FILE "firmware.bin" -#define QCA988X_HW_2_0_FW_3_FILE "firmware-3.bin" #define QCA988X_HW_2_0_OTP_FILE "otp.bin" #define QCA988X_HW_2_0_BOARD_DATA_FILE "board.bin" #define QCA988X_HW_2_0_PATCH_LOAD_ADDR 0x1234 @@ -43,6 +44,8 @@ #define REG_DUMP_COUNT_QCA988X 60 +#define QCA988X_CAL_DATA_LEN 2116 + struct ath10k_fw_ie { __le32 id; __le32 len; @@ -78,6 +81,15 @@ enum ath10k_mcast2ucast_mode { ATH10K_MCAST2UCAST_ENABLED = 1, }; +struct ath10k_pktlog_hdr { + __le16 flags; + __le16 missed_cnt; + __le16 log_type; + __le16 size; + __le32 timestamp; + u8 payload[0]; +} __packed; + /* Target specific defines for MAIN firmware */ #define TARGET_NUM_VDEVS 8 #define TARGET_NUM_PEER_AST 2 @@ -279,6 +291,7 @@ enum ath10k_mcast2ucast_mode { #define SI_RX_DATA1_OFFSET 0x00000014 #define CORE_CTRL_CPU_INTR_MASK 0x00002000 +#define CORE_CTRL_PCIE_REG_31_MASK 0x00000800 #define CORE_CTRL_ADDRESS 0x0000 #define PCIE_INTR_ENABLE_ADDRESS 0x0008 #define PCIE_INTR_CAUSE_ADDRESS 0x000c diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index f57459a2f51a..1245ac8c5c6f 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -479,12 +479,49 @@ static void ath10k_peer_cleanup_all(struct ath10k *ar) /* Interface management */ /************************/ +void ath10k_mac_vif_beacon_free(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + + lockdep_assert_held(&ar->data_lock); + + if (!arvif->beacon) + return; + + if (!arvif->beacon_buf) + dma_unmap_single(ar->dev, ATH10K_SKB_CB(arvif->beacon)->paddr, + arvif->beacon->len, DMA_TO_DEVICE); + + dev_kfree_skb_any(arvif->beacon); + + arvif->beacon = NULL; + arvif->beacon_sent = false; +} + +static void ath10k_mac_vif_beacon_cleanup(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + + lockdep_assert_held(&ar->data_lock); + + ath10k_mac_vif_beacon_free(arvif); + + if (arvif->beacon_buf) { + dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN, + arvif->beacon_buf, arvif->beacon_paddr); + arvif->beacon_buf = NULL; + } +} + static inline int ath10k_vdev_setup_sync(struct ath10k *ar) { int ret; lockdep_assert_held(&ar->conf_mutex); + if (test_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags)) + return -ESHUTDOWN; + ret = wait_for_completion_timeout(&ar->vdev_setup_done, ATH10K_VDEV_SETUP_TIMEOUT_HZ); if (ret == 0) @@ -517,6 +554,8 @@ static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id) arg.channel.max_reg_power = channel->max_reg_power * 2; arg.channel.max_antenna_gain = channel->max_antenna_gain * 2; + reinit_completion(&ar->vdev_setup_done); + ret = ath10k_wmi_vdev_start(ar, &arg); if (ret) { ath10k_warn(ar, "failed to request monitor vdev %i start: %d\n", @@ -564,6 +603,8 @@ static int ath10k_monitor_vdev_stop(struct ath10k *ar) ath10k_warn(ar, "failed to put down monitor vdev %i: %d\n", ar->monitor_vdev_id, ret); + reinit_completion(&ar->vdev_setup_done); + ret = ath10k_wmi_vdev_stop(ar, ar->monitor_vdev_id); if (ret) ath10k_warn(ar, "failed to to request monitor vdev %i stop: %d\n", @@ -590,9 +631,9 @@ static int ath10k_monitor_vdev_create(struct ath10k *ar) return -ENOMEM; } - bit = ffs(ar->free_vdev_map); + bit = __ffs64(ar->free_vdev_map); - ar->monitor_vdev_id = bit - 1; + ar->monitor_vdev_id = bit; ret = ath10k_wmi_vdev_create(ar, ar->monitor_vdev_id, WMI_VDEV_TYPE_MONITOR, @@ -603,7 +644,7 @@ static int ath10k_monitor_vdev_create(struct ath10k *ar) return ret; } - ar->free_vdev_map &= ~(1 << ar->monitor_vdev_id); + ar->free_vdev_map &= ~(1LL << ar->monitor_vdev_id); ath10k_dbg(ar, ATH10K_DBG_MAC, "mac monitor vdev %d created\n", ar->monitor_vdev_id); @@ -623,7 +664,7 @@ static int ath10k_monitor_vdev_delete(struct ath10k *ar) return ret; } - ar->free_vdev_map |= 1 << ar->monitor_vdev_id; + ar->free_vdev_map |= 1LL << ar->monitor_vdev_id; ath10k_dbg(ar, ATH10K_DBG_MAC, "mac monitor vdev %d deleted\n", ar->monitor_vdev_id); @@ -909,15 +950,7 @@ static void ath10k_control_beaconing(struct ath10k_vif *arvif, arvif->is_up = false; spin_lock_bh(&arvif->ar->data_lock); - if (arvif->beacon) { - dma_unmap_single(arvif->ar->dev, - ATH10K_SKB_CB(arvif->beacon)->paddr, - arvif->beacon->len, DMA_TO_DEVICE); - dev_kfree_skb_any(arvif->beacon); - - arvif->beacon = NULL; - arvif->beacon_sent = false; - } + ath10k_mac_vif_beacon_free(arvif); spin_unlock_bh(&arvif->ar->data_lock); return; @@ -966,14 +999,6 @@ static void ath10k_control_ibss(struct ath10k_vif *arvif, if (is_zero_ether_addr(arvif->bssid)) return; - ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, - arvif->bssid); - if (ret) { - ath10k_warn(ar, "failed to delete IBSS BSSID peer %pM for vdev %d: %d\n", - arvif->bssid, arvif->vdev_id, ret); - return; - } - memset(arvif->bssid, 0, ETH_ALEN); return; @@ -1042,51 +1067,45 @@ static int ath10k_mac_vif_setup_ps(struct ath10k_vif *arvif) /* Station management */ /**********************/ +static u32 ath10k_peer_assoc_h_listen_intval(struct ath10k *ar, + struct ieee80211_vif *vif) +{ + /* Some firmware revisions have unstable STA powersave when listen + * interval is set too high (e.g. 5). The symptoms are firmware doesn't + * generate NullFunc frames properly even if buffered frames have been + * indicated in Beacon TIM. Firmware would seldom wake up to pull + * buffered frames. Often pinging the device from AP would simply fail. + * + * As a workaround set it to 1. + */ + if (vif->type == NL80211_IFTYPE_STATION) + return 1; + + return ar->hw->conf.listen_interval; +} + static void ath10k_peer_assoc_h_basic(struct ath10k *ar, - struct ath10k_vif *arvif, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, - struct ieee80211_bss_conf *bss_conf, struct wmi_peer_assoc_complete_arg *arg) { + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + lockdep_assert_held(&ar->conf_mutex); ether_addr_copy(arg->addr, sta->addr); arg->vdev_id = arvif->vdev_id; arg->peer_aid = sta->aid; arg->peer_flags |= WMI_PEER_AUTH; - - if (arvif->vdev_type == WMI_VDEV_TYPE_STA) - /* - * Seems FW have problems with Power Save in STA - * mode when we setup this parameter to high (eg. 5). - * Often we see that FW don't send NULL (with clean P flags) - * frame even there is info about buffered frames in beacons. - * Sometimes we have to wait more than 10 seconds before FW - * will wakeup. Often sending one ping from AP to our device - * just fail (more than 50%). - * - * Seems setting this FW parameter to 1 couse FW - * will check every beacon and will wakup immediately - * after detection buffered data. - */ - arg->peer_listen_intval = 1; - else - arg->peer_listen_intval = ar->hw->conf.listen_interval; - + arg->peer_listen_intval = ath10k_peer_assoc_h_listen_intval(ar, vif); arg->peer_num_spatial_streams = 1; - - /* - * The assoc capabilities are available only in managed mode. - */ - if (arvif->vdev_type == WMI_VDEV_TYPE_STA && bss_conf) - arg->peer_caps = bss_conf->assoc_capability; + arg->peer_caps = vif->bss_conf.assoc_capability; } static void ath10k_peer_assoc_h_crypto(struct ath10k *ar, - struct ath10k_vif *arvif, + struct ieee80211_vif *vif, struct wmi_peer_assoc_complete_arg *arg) { - struct ieee80211_vif *vif = arvif->vif; struct ieee80211_bss_conf *info = &vif->bss_conf; struct cfg80211_bss *bss; const u8 *rsnie = NULL; @@ -1343,11 +1362,12 @@ static void ath10k_peer_assoc_h_vht(struct ath10k *ar, } static void ath10k_peer_assoc_h_qos(struct ath10k *ar, - struct ath10k_vif *arvif, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, - struct ieee80211_bss_conf *bss_conf, struct wmi_peer_assoc_complete_arg *arg) { + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + switch (arvif->vdev_type) { case WMI_VDEV_TYPE_AP: if (sta->wme) @@ -1359,7 +1379,7 @@ static void ath10k_peer_assoc_h_qos(struct ath10k *ar, } break; case WMI_VDEV_TYPE_STA: - if (bss_conf->qos) + if (vif->bss_conf.qos) arg->peer_flags |= WMI_PEER_QOS; break; default: @@ -1368,7 +1388,7 @@ static void ath10k_peer_assoc_h_qos(struct ath10k *ar, } static void ath10k_peer_assoc_h_phymode(struct ath10k *ar, - struct ath10k_vif *arvif, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct wmi_peer_assoc_complete_arg *arg) { @@ -1419,22 +1439,21 @@ static void ath10k_peer_assoc_h_phymode(struct ath10k *ar, } static int ath10k_peer_assoc_prepare(struct ath10k *ar, - struct ath10k_vif *arvif, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, - struct ieee80211_bss_conf *bss_conf, struct wmi_peer_assoc_complete_arg *arg) { lockdep_assert_held(&ar->conf_mutex); memset(arg, 0, sizeof(*arg)); - ath10k_peer_assoc_h_basic(ar, arvif, sta, bss_conf, arg); - ath10k_peer_assoc_h_crypto(ar, arvif, arg); + ath10k_peer_assoc_h_basic(ar, vif, sta, arg); + ath10k_peer_assoc_h_crypto(ar, vif, arg); ath10k_peer_assoc_h_rates(ar, sta, arg); ath10k_peer_assoc_h_ht(ar, sta, arg); ath10k_peer_assoc_h_vht(ar, sta, arg); - ath10k_peer_assoc_h_qos(ar, arvif, sta, bss_conf, arg); - ath10k_peer_assoc_h_phymode(ar, arvif, sta, arg); + ath10k_peer_assoc_h_qos(ar, vif, sta, arg); + ath10k_peer_assoc_h_phymode(ar, vif, sta, arg); return 0; } @@ -1480,6 +1499,9 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, lockdep_assert_held(&ar->conf_mutex); + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev %i assoc bssid %pM aid %d\n", + arvif->vdev_id, arvif->bssid, arvif->aid); + rcu_read_lock(); ap_sta = ieee80211_find_sta(vif, bss_conf->bssid); @@ -1494,8 +1516,7 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, * before calling ath10k_setup_peer_smps() which might sleep. */ ht_cap = ap_sta->ht_cap; - ret = ath10k_peer_assoc_prepare(ar, arvif, ap_sta, - bss_conf, &peer_arg); + ret = ath10k_peer_assoc_prepare(ar, vif, ap_sta, &peer_arg); if (ret) { ath10k_warn(ar, "failed to prepare peer assoc for %pM vdev %i: %d\n", bss_conf->bssid, arvif->vdev_id, ret); @@ -1523,6 +1544,8 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, "mac vdev %d up (associated) bssid %pM aid %d\n", arvif->vdev_id, bss_conf->bssid, bss_conf->aid); + WARN_ON(arvif->is_up); + arvif->aid = bss_conf->aid; ether_addr_copy(arvif->bssid, bss_conf->bssid); @@ -1536,9 +1559,6 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, arvif->is_up = true; } -/* - * FIXME: flush TIDs - */ static void ath10k_bss_disassoc(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -1548,45 +1568,30 @@ static void ath10k_bss_disassoc(struct ieee80211_hw *hw, lockdep_assert_held(&ar->conf_mutex); - /* - * For some reason, calling VDEV-DOWN before VDEV-STOP - * makes the FW to send frames via HTT after disassociation. - * No idea why this happens, even though VDEV-DOWN is supposed - * to be analogous to link down, so just stop the VDEV. - */ - ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev %d stop (disassociated\n", - arvif->vdev_id); - - /* FIXME: check return value */ - ret = ath10k_vdev_stop(arvif); - - /* - * If we don't call VDEV-DOWN after VDEV-STOP FW will remain active and - * report beacons from previously associated network through HTT. - * This in turn would spam mac80211 WARN_ON if we bring down all - * interfaces as it expects there is no rx when no interface is - * running. - */ - ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev %d down\n", arvif->vdev_id); + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev %i disassoc bssid %pM\n", + arvif->vdev_id, arvif->bssid); - /* FIXME: why don't we print error if wmi call fails? */ ret = ath10k_wmi_vdev_down(ar, arvif->vdev_id); + if (ret) + ath10k_warn(ar, "faield to down vdev %i: %d\n", + arvif->vdev_id, ret); arvif->def_wep_key_idx = 0; - - arvif->is_started = false; arvif->is_up = false; } -static int ath10k_station_assoc(struct ath10k *ar, struct ath10k_vif *arvif, - struct ieee80211_sta *sta, bool reassoc) +static int ath10k_station_assoc(struct ath10k *ar, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + bool reassoc) { + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); struct wmi_peer_assoc_complete_arg peer_arg; int ret = 0; lockdep_assert_held(&ar->conf_mutex); - ret = ath10k_peer_assoc_prepare(ar, arvif, sta, NULL, &peer_arg); + ret = ath10k_peer_assoc_prepare(ar, vif, sta, &peer_arg); if (ret) { ath10k_warn(ar, "failed to prepare WMI peer assoc for %pM vdev %i: %i\n", sta->addr, arvif->vdev_id, ret); @@ -1601,43 +1606,51 @@ static int ath10k_station_assoc(struct ath10k *ar, struct ath10k_vif *arvif, return ret; } - ret = ath10k_setup_peer_smps(ar, arvif, sta->addr, &sta->ht_cap); - if (ret) { - ath10k_warn(ar, "failed to setup peer SMPS for vdev %d: %d\n", - arvif->vdev_id, ret); - return ret; - } - - if (!sta->wme && !reassoc) { - arvif->num_legacy_stations++; - ret = ath10k_recalc_rtscts_prot(arvif); + /* Re-assoc is run only to update supported rates for given station. It + * doesn't make much sense to reconfigure the peer completely. + */ + if (!reassoc) { + ret = ath10k_setup_peer_smps(ar, arvif, sta->addr, + &sta->ht_cap); if (ret) { - ath10k_warn(ar, "failed to recalculate rts/cts prot for vdev %d: %d\n", + ath10k_warn(ar, "failed to setup peer SMPS for vdev %d: %d\n", arvif->vdev_id, ret); return ret; } - } - ret = ath10k_install_peer_wep_keys(arvif, sta->addr); - if (ret) { - ath10k_warn(ar, "failed to install peer wep keys for vdev %i: %d\n", - arvif->vdev_id, ret); - return ret; - } + ret = ath10k_peer_assoc_qos_ap(ar, arvif, sta); + if (ret) { + ath10k_warn(ar, "failed to set qos params for STA %pM for vdev %i: %d\n", + sta->addr, arvif->vdev_id, ret); + return ret; + } - ret = ath10k_peer_assoc_qos_ap(ar, arvif, sta); - if (ret) { - ath10k_warn(ar, "failed to set qos params for STA %pM for vdev %i: %d\n", - sta->addr, arvif->vdev_id, ret); - return ret; + if (!sta->wme) { + arvif->num_legacy_stations++; + ret = ath10k_recalc_rtscts_prot(arvif); + if (ret) { + ath10k_warn(ar, "failed to recalculate rts/cts prot for vdev %d: %d\n", + arvif->vdev_id, ret); + return ret; + } + } + + ret = ath10k_install_peer_wep_keys(arvif, sta->addr); + if (ret) { + ath10k_warn(ar, "failed to install peer wep keys for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } } return ret; } -static int ath10k_station_disassoc(struct ath10k *ar, struct ath10k_vif *arvif, +static int ath10k_station_disassoc(struct ath10k *ar, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) { + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); int ret = 0; lockdep_assert_held(&ar->conf_mutex); @@ -1729,6 +1742,7 @@ static int ath10k_update_channel_list(struct ath10k *ar) ch->passive = passive; ch->freq = channel->center_freq; + ch->band_center_freq1 = channel->center_freq; ch->min_power = 0; ch->max_power = channel->max_power * 2; ch->max_reg_power = channel->max_reg_power * 2; @@ -2343,7 +2357,7 @@ static void ath10k_tx(struct ieee80211_hw *hw, } /* Must not be called with conf_mutex held as workers can use that also. */ -static void ath10k_drain_tx(struct ath10k *ar) +void ath10k_drain_tx(struct ath10k *ar) { /* make sure rcu-protected mac80211 tx path itself is drained */ synchronize_net(); @@ -2376,16 +2390,8 @@ void ath10k_halt(struct ath10k *ar) ath10k_hif_power_down(ar); spin_lock_bh(&ar->data_lock); - list_for_each_entry(arvif, &ar->arvifs, list) { - if (!arvif->beacon) - continue; - - dma_unmap_single(arvif->ar->dev, - ATH10K_SKB_CB(arvif->beacon)->paddr, - arvif->beacon->len, DMA_TO_DEVICE); - dev_kfree_skb_any(arvif->beacon); - arvif->beacon = NULL; - } + list_for_each_entry(arvif, &ar->arvifs, list) + ath10k_mac_vif_beacon_cleanup(arvif); spin_unlock_bh(&ar->data_lock); } @@ -2677,12 +2683,68 @@ static void ath10k_config_chan(struct ath10k *ar) ath10k_monitor_recalc(ar); } +static int ath10k_mac_txpower_setup(struct ath10k *ar, int txpower) +{ + int ret; + u32 param; + + lockdep_assert_held(&ar->conf_mutex); + + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac txpower %d\n", txpower); + + param = ar->wmi.pdev_param->txpower_limit2g; + ret = ath10k_wmi_pdev_set_param(ar, param, txpower * 2); + if (ret) { + ath10k_warn(ar, "failed to set 2g txpower %d: %d\n", + txpower, ret); + return ret; + } + + param = ar->wmi.pdev_param->txpower_limit5g; + ret = ath10k_wmi_pdev_set_param(ar, param, txpower * 2); + if (ret) { + ath10k_warn(ar, "failed to set 5g txpower %d: %d\n", + txpower, ret); + return ret; + } + + return 0; +} + +static int ath10k_mac_txpower_recalc(struct ath10k *ar) +{ + struct ath10k_vif *arvif; + int ret, txpower = -1; + + lockdep_assert_held(&ar->conf_mutex); + + list_for_each_entry(arvif, &ar->arvifs, list) { + WARN_ON(arvif->txpower < 0); + + if (txpower == -1) + txpower = arvif->txpower; + else + txpower = min(txpower, arvif->txpower); + } + + if (WARN_ON(txpower == -1)) + return -EINVAL; + + ret = ath10k_mac_txpower_setup(ar, txpower); + if (ret) { + ath10k_warn(ar, "failed to setup tx power %d: %d\n", + txpower, ret); + return ret; + } + + return 0; +} + static int ath10k_config(struct ieee80211_hw *hw, u32 changed) { struct ath10k *ar = hw->priv; struct ieee80211_conf *conf = &hw->conf; int ret = 0; - u32 param; mutex_lock(&ar->conf_mutex); @@ -2706,25 +2768,6 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed) } } - if (changed & IEEE80211_CONF_CHANGE_POWER) { - ath10k_dbg(ar, ATH10K_DBG_MAC, "mac config power %d\n", - hw->conf.power_level); - - param = ar->wmi.pdev_param->txpower_limit2g; - ret = ath10k_wmi_pdev_set_param(ar, param, - hw->conf.power_level * 2); - if (ret) - ath10k_warn(ar, "failed to set 2g txpower %d: %d\n", - hw->conf.power_level, ret); - - param = ar->wmi.pdev_param->txpower_limit5g; - ret = ath10k_wmi_pdev_set_param(ar, param, - hw->conf.power_level * 2); - if (ret) - ath10k_warn(ar, "failed to set 5g txpower %d: %d\n", - hw->conf.power_level, ret); - } - if (changed & IEEE80211_CONF_CHANGE_PS) ath10k_config_ps(ar); @@ -2772,9 +2815,12 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ret = -EBUSY; goto err; } - bit = ffs(ar->free_vdev_map); + bit = __ffs64(ar->free_vdev_map); - arvif->vdev_id = bit - 1; + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac create vdev %i map %llx\n", + bit, ar->free_vdev_map); + + arvif->vdev_id = bit; arvif->vdev_subtype = WMI_VDEV_SUBTYPE_NONE; if (ar->p2p) @@ -2804,8 +2850,39 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, break; } - ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev create %d (add interface) type %d subtype %d\n", - arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype); + /* Some firmware revisions don't wait for beacon tx completion before + * sending another SWBA event. This could lead to hardware using old + * (freed) beacon data in some cases, e.g. tx credit starvation + * combined with missed TBTT. This is very very rare. + * + * On non-IOMMU-enabled hosts this could be a possible security issue + * because hw could beacon some random data on the air. On + * IOMMU-enabled hosts DMAR faults would occur in most cases and target + * device would crash. + * + * Since there are no beacon tx completions (implicit nor explicit) + * propagated to host the only workaround for this is to allocate a + * DMA-coherent buffer for a lifetime of a vif and use it for all + * beacon tx commands. Worst case for this approach is some beacons may + * become corrupted, e.g. have garbled IEs or out-of-date TIM bitmap. + */ + if (vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_AP) { + arvif->beacon_buf = dma_zalloc_coherent(ar->dev, + IEEE80211_MAX_FRAME_LEN, + &arvif->beacon_paddr, + GFP_ATOMIC); + if (!arvif->beacon_buf) { + ret = -ENOMEM; + ath10k_warn(ar, "failed to allocate beacon buffer: %d\n", + ret); + goto err; + } + } + + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev create %d (add interface) type %d subtype %d bcnmode %s\n", + arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype, + arvif->beacon_buf ? "single-buf" : "per-skb"); ret = ath10k_wmi_vdev_create(ar, arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype, vif->addr); @@ -2815,7 +2892,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, goto err; } - ar->free_vdev_map &= ~(1 << arvif->vdev_id); + ar->free_vdev_map &= ~(1LL << arvif->vdev_id); list_add(&arvif->list, &ar->arvifs); vdev_param = ar->wmi.vdev_param->def_keyid; @@ -2899,6 +2976,13 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, goto err_peer_delete; } + arvif->txpower = vif->bss_conf.txpower; + ret = ath10k_mac_txpower_recalc(ar); + if (ret) { + ath10k_warn(ar, "failed to recalc tx power: %d\n", ret); + goto err_peer_delete; + } + mutex_unlock(&ar->conf_mutex); return 0; @@ -2908,10 +2992,16 @@ err_peer_delete: err_vdev_delete: ath10k_wmi_vdev_delete(ar, arvif->vdev_id); - ar->free_vdev_map |= 1 << arvif->vdev_id; + ar->free_vdev_map |= 1LL << arvif->vdev_id; list_del(&arvif->list); err: + if (arvif->beacon_buf) { + dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN, + arvif->beacon_buf, arvif->beacon_paddr); + arvif->beacon_buf = NULL; + } + mutex_unlock(&ar->conf_mutex); return ret; @@ -2929,14 +3019,7 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, cancel_work_sync(&arvif->wep_key_work); spin_lock_bh(&ar->data_lock); - if (arvif->beacon) { - dma_unmap_single(arvif->ar->dev, - ATH10K_SKB_CB(arvif->beacon)->paddr, - arvif->beacon->len, DMA_TO_DEVICE); - dev_kfree_skb_any(arvif->beacon); - arvif->beacon = NULL; - } - + ath10k_mac_vif_beacon_cleanup(arvif); spin_unlock_bh(&ar->data_lock); ret = ath10k_spectral_vif_stop(arvif); @@ -2944,7 +3027,7 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, ath10k_warn(ar, "failed to stop spectral for vdev %i: %d\n", arvif->vdev_id, ret); - ar->free_vdev_map |= 1 << arvif->vdev_id; + ar->free_vdev_map |= 1LL << arvif->vdev_id; list_del(&arvif->list); if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { @@ -3068,54 +3151,8 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, arvif->u.ap.hidden_ssid = info->hidden_ssid; } - /* - * Firmware manages AP self-peer internally so make sure to not create - * it in driver. Otherwise AP self-peer deletion may timeout later. - */ - if (changed & BSS_CHANGED_BSSID && - vif->type != NL80211_IFTYPE_AP) { - if (!is_zero_ether_addr(info->bssid)) { - ath10k_dbg(ar, ATH10K_DBG_MAC, - "mac vdev %d create peer %pM\n", - arvif->vdev_id, info->bssid); - - ret = ath10k_peer_create(ar, arvif->vdev_id, - info->bssid); - if (ret) - ath10k_warn(ar, "failed to add peer %pM for vdev %d when changing bssid: %i\n", - info->bssid, arvif->vdev_id, ret); - - if (vif->type == NL80211_IFTYPE_STATION) { - /* - * this is never erased as we it for crypto key - * clearing; this is FW requirement - */ - ether_addr_copy(arvif->bssid, info->bssid); - - ath10k_dbg(ar, ATH10K_DBG_MAC, - "mac vdev %d start %pM\n", - arvif->vdev_id, info->bssid); - - ret = ath10k_vdev_start(arvif); - if (ret) { - ath10k_warn(ar, "failed to start vdev %i: %d\n", - arvif->vdev_id, ret); - goto exit; - } - - arvif->is_started = true; - } - - /* - * Mac80211 does not keep IBSS bssid when leaving IBSS, - * so driver need to store it. It is needed when leaving - * IBSS in order to remove BSSID peer. - */ - if (vif->type == NL80211_IFTYPE_ADHOC) - memcpy(arvif->bssid, info->bssid, - ETH_ALEN); - } - } + if (changed & BSS_CHANGED_BSSID && !is_zero_ether_addr(info->bssid)) + ether_addr_copy(arvif->bssid, info->bssid); if (changed & BSS_CHANGED_BEACON_ENABLED) ath10k_control_beaconing(arvif, info); @@ -3177,10 +3214,21 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, ath10k_monitor_stop(ar); ath10k_bss_assoc(hw, vif, info); ath10k_monitor_recalc(ar); + } else { + ath10k_bss_disassoc(hw, vif); } } -exit: + if (changed & BSS_CHANGED_TXPOWER) { + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev_id %i txpower %d\n", + arvif->vdev_id, info->txpower); + + arvif->txpower = info->txpower; + ret = ath10k_mac_txpower_recalc(ar); + if (ret) + ath10k_warn(ar, "failed to recalc tx power: %d\n", ret); + } + mutex_unlock(&ar->conf_mutex); } @@ -3266,9 +3314,10 @@ static void ath10k_cancel_hw_scan(struct ieee80211_hw *hw, struct ath10k *ar = hw->priv; mutex_lock(&ar->conf_mutex); - cancel_delayed_work_sync(&ar->scan.timeout); ath10k_scan_abort(ar); mutex_unlock(&ar->conf_mutex); + + cancel_delayed_work_sync(&ar->scan.timeout); } static void ath10k_set_key_h_def_keyidx(struct ath10k *ar, @@ -3453,7 +3502,7 @@ static void ath10k_sta_rc_update_wk(struct work_struct *wk) ath10k_dbg(ar, ATH10K_DBG_MAC, "mac update sta %pM supp rates\n", sta->addr); - err = ath10k_station_assoc(ar, arvif, sta, true); + err = ath10k_station_assoc(ar, arvif->vif, sta, true); if (err) ath10k_warn(ar, "failed to reassociate station: %pM\n", sta->addr); @@ -3489,8 +3538,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, mutex_lock(&ar->conf_mutex); if (old_state == IEEE80211_STA_NOTEXIST && - new_state == IEEE80211_STA_NONE && - vif->type != NL80211_IFTYPE_STATION) { + new_state == IEEE80211_STA_NONE) { /* * New station addition. */ @@ -3514,6 +3562,21 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, if (ret) ath10k_warn(ar, "failed to add peer %pM for vdev %d when adding a new sta: %i\n", sta->addr, arvif->vdev_id, ret); + + if (vif->type == NL80211_IFTYPE_STATION) { + WARN_ON(arvif->is_started); + + ret = ath10k_vdev_start(arvif); + if (ret) { + ath10k_warn(ar, "failed to start vdev %i: %d\n", + arvif->vdev_id, ret); + WARN_ON(ath10k_peer_delete(ar, arvif->vdev_id, + sta->addr)); + goto exit; + } + + arvif->is_started = true; + } } else if ((old_state == IEEE80211_STA_NONE && new_state == IEEE80211_STA_NOTEXIST)) { /* @@ -3522,13 +3585,23 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev %d peer delete %pM (sta gone)\n", arvif->vdev_id, sta->addr); + + if (vif->type == NL80211_IFTYPE_STATION) { + WARN_ON(!arvif->is_started); + + ret = ath10k_vdev_stop(arvif); + if (ret) + ath10k_warn(ar, "failed to stop vdev %i: %d\n", + arvif->vdev_id, ret); + + arvif->is_started = false; + } + ret = ath10k_peer_delete(ar, arvif->vdev_id, sta->addr); if (ret) ath10k_warn(ar, "failed to delete peer %pM for vdev %d: %i\n", sta->addr, arvif->vdev_id, ret); - if (vif->type == NL80211_IFTYPE_STATION) - ath10k_bss_disassoc(hw, vif); } else if (old_state == IEEE80211_STA_AUTH && new_state == IEEE80211_STA_ASSOC && (vif->type == NL80211_IFTYPE_AP || @@ -3539,7 +3612,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, ath10k_dbg(ar, ATH10K_DBG_MAC, "mac sta %pM associated\n", sta->addr); - ret = ath10k_station_assoc(ar, arvif, sta, false); + ret = ath10k_station_assoc(ar, vif, sta, false); if (ret) ath10k_warn(ar, "failed to associate station %pM for vdev %i: %i\n", sta->addr, arvif->vdev_id, ret); @@ -3553,7 +3626,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, ath10k_dbg(ar, ATH10K_DBG_MAC, "mac sta %pM disassociated\n", sta->addr); - ret = ath10k_station_disassoc(ar, arvif, sta); + ret = ath10k_station_disassoc(ar, vif, sta); if (ret) ath10k_warn(ar, "failed to disassociate station: %pM vdev %i: %i\n", sta->addr, arvif->vdev_id, ret); @@ -3761,10 +3834,11 @@ static int ath10k_cancel_remain_on_channel(struct ieee80211_hw *hw) struct ath10k *ar = hw->priv; mutex_lock(&ar->conf_mutex); - cancel_delayed_work_sync(&ar->scan.timeout); ath10k_scan_abort(ar); mutex_unlock(&ar->conf_mutex); + cancel_delayed_work_sync(&ar->scan.timeout); + return 0; } @@ -3807,7 +3881,7 @@ static int ath10k_set_frag_threshold(struct ieee80211_hw *hw, u32 value) ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev %d fragmentation threshold %d\n", arvif->vdev_id, value); - ret = ath10k_mac_set_rts(arvif, value); + ret = ath10k_mac_set_frag(arvif, value); if (ret) { ath10k_warn(ar, "failed to set fragmentation threshold for vdev %d: %d\n", arvif->vdev_id, ret); @@ -3843,7 +3917,9 @@ static void ath10k_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, empty = (ar->htt.num_pending_tx == 0); spin_unlock_bh(&ar->htt.tx_lock); - skip = (ar->state == ATH10K_STATE_WEDGED); + skip = (ar->state == ATH10K_STATE_WEDGED) || + test_bit(ATH10K_FLAG_CRASH_FLUSH, + &ar->dev_flags); (empty || skip); }), ATH10K_FLUSH_TIMEOUT_HZ); @@ -3944,6 +4020,7 @@ static void ath10k_reconfig_complete(struct ieee80211_hw *hw, if (ar->state == ATH10K_STATE_RESTARTED) { ath10k_info(ar, "device successfully recovered\n"); ar->state = ATH10K_STATE_ON; + ieee80211_wake_queues(ar->hw); } mutex_unlock(&ar->conf_mutex); @@ -3979,6 +4056,9 @@ static int ath10k_get_survey(struct ieee80211_hw *hw, int idx, survey->channel = &sband->channels[idx]; + if (ar->rx_channel == survey->channel) + survey->filled |= SURVEY_INFO_IN_USE; + exit: mutex_unlock(&ar->conf_mutex); return ret; @@ -4460,6 +4540,9 @@ static const struct ieee80211_ops ath10k_ops = { .sta_rc_update = ath10k_sta_rc_update, .get_tsf = ath10k_get_tsf, .ampdu_action = ath10k_ampdu_action, + .get_et_sset_count = ath10k_debug_get_et_sset_count, + .get_et_stats = ath10k_debug_get_et_stats, + .get_et_strings = ath10k_debug_get_et_strings, CFG80211_TESTMODE_CMD(ath10k_tm_cmd) @@ -4804,15 +4887,6 @@ int ath10k_mac_register(struct ath10k *ar) BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP); - if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { - /* TODO: Have to deal with 2x2 chips if/when the come out. */ - ar->supp_tx_chainmask = TARGET_10X_TX_CHAIN_MASK; - ar->supp_rx_chainmask = TARGET_10X_RX_CHAIN_MASK; - } else { - ar->supp_tx_chainmask = TARGET_TX_CHAIN_MASK; - ar->supp_rx_chainmask = TARGET_RX_CHAIN_MASK; - } - ar->hw->wiphy->available_antennas_rx = ar->supp_rx_chainmask; ar->hw->wiphy->available_antennas_tx = ar->supp_tx_chainmask; @@ -4858,6 +4932,8 @@ int ath10k_mac_register(struct ath10k *ar) ar->hw->wiphy->max_remain_on_channel_duration = 5000; ar->hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; + ar->hw->wiphy->features |= NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE; + /* * on LL hardware queues are managed entirely by the FW * so we only advertise to mac we can do the queues thing diff --git a/drivers/net/wireless/ath/ath10k/mac.h b/drivers/net/wireless/ath/ath10k/mac.h index 6c80eeada3e2..4e3c989aa841 100644 --- a/drivers/net/wireless/ath/ath10k/mac.h +++ b/drivers/net/wireless/ath/ath10k/mac.h @@ -39,6 +39,8 @@ void ath10k_offchan_tx_work(struct work_struct *work); void ath10k_mgmt_over_wmi_tx_purge(struct ath10k *ar); void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work); void ath10k_halt(struct ath10k *ar); +void ath10k_mac_vif_beacon_free(struct ath10k_vif *arvif); +void ath10k_drain_tx(struct ath10k *ar); static inline struct ath10k_vif *ath10k_vif_to_arvif(struct ieee80211_vif *vif) { diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 59e0ea83be50..3a6b8a5ca96c 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -485,6 +485,8 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, void *data_buf = NULL; int i; + spin_lock_bh(&ar_pci->ce_lock); + ce_diag = ar_pci->ce_diag; /* @@ -511,7 +513,7 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, nbytes = min_t(unsigned int, remaining_bytes, DIAG_TRANSFER_LIMIT); - ret = ath10k_ce_rx_post_buf(ce_diag, NULL, ce_data); + ret = __ath10k_ce_rx_post_buf(ce_diag, NULL, ce_data); if (ret != 0) goto done; @@ -527,15 +529,15 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, address = TARG_CPU_SPACE_TO_CE_SPACE(ar, ar_pci->mem, address); - ret = ath10k_ce_send(ce_diag, NULL, (u32)address, nbytes, 0, - 0); + ret = ath10k_ce_send_nolock(ce_diag, NULL, (u32)address, nbytes, 0, + 0); if (ret) goto done; i = 0; - while (ath10k_ce_completed_send_next(ce_diag, NULL, &buf, - &completed_nbytes, - &id) != 0) { + while (ath10k_ce_completed_send_next_nolock(ce_diag, NULL, &buf, + &completed_nbytes, + &id) != 0) { mdelay(1); if (i++ > DIAG_ACCESS_CE_TIMEOUT_MS) { ret = -EBUSY; @@ -554,9 +556,9 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, } i = 0; - while (ath10k_ce_completed_recv_next(ce_diag, NULL, &buf, - &completed_nbytes, - &id, &flags) != 0) { + while (ath10k_ce_completed_recv_next_nolock(ce_diag, NULL, &buf, + &completed_nbytes, + &id, &flags) != 0) { mdelay(1); if (i++ > DIAG_ACCESS_CE_TIMEOUT_MS) { @@ -591,6 +593,8 @@ done: dma_free_coherent(ar->dev, orig_nbytes, data_buf, ce_data_base); + spin_unlock_bh(&ar_pci->ce_lock); + return ret; } @@ -648,6 +652,8 @@ static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address, dma_addr_t ce_data_base = 0; int i; + spin_lock_bh(&ar_pci->ce_lock); + ce_diag = ar_pci->ce_diag; /* @@ -688,7 +694,7 @@ static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address, nbytes = min_t(int, remaining_bytes, DIAG_TRANSFER_LIMIT); /* Set up to receive directly into Target(!) address */ - ret = ath10k_ce_rx_post_buf(ce_diag, NULL, address); + ret = __ath10k_ce_rx_post_buf(ce_diag, NULL, address); if (ret != 0) goto done; @@ -696,15 +702,15 @@ static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address, * Request CE to send caller-supplied data that * was copied to bounce buffer to Target(!) address. */ - ret = ath10k_ce_send(ce_diag, NULL, (u32)ce_data, - nbytes, 0, 0); + ret = ath10k_ce_send_nolock(ce_diag, NULL, (u32)ce_data, + nbytes, 0, 0); if (ret != 0) goto done; i = 0; - while (ath10k_ce_completed_send_next(ce_diag, NULL, &buf, - &completed_nbytes, - &id) != 0) { + while (ath10k_ce_completed_send_next_nolock(ce_diag, NULL, &buf, + &completed_nbytes, + &id) != 0) { mdelay(1); if (i++ > DIAG_ACCESS_CE_TIMEOUT_MS) { @@ -724,9 +730,9 @@ static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address, } i = 0; - while (ath10k_ce_completed_recv_next(ce_diag, NULL, &buf, - &completed_nbytes, - &id, &flags) != 0) { + while (ath10k_ce_completed_recv_next_nolock(ce_diag, NULL, &buf, + &completed_nbytes, + &id, &flags) != 0) { mdelay(1); if (i++ > DIAG_ACCESS_CE_TIMEOUT_MS) { @@ -760,6 +766,8 @@ done: ath10k_warn(ar, "failed to write diag value at 0x%x: %d\n", address, ret); + spin_unlock_bh(&ar_pci->ce_lock); + return ret; } @@ -861,6 +869,12 @@ static void ath10k_pci_ce_recv_data(struct ath10k_ce_pipe *ce_state) } skb_put(skb, nbytes); + + ath10k_dbg(ar, ATH10K_DBG_PCI, "pci rx ce pipe %d len %d\n", + ce_state->id, skb->len); + ath10k_dbg_dump(ar, ATH10K_DBG_PCI_DUMP, NULL, "pci rx: ", + skb->data, skb->len); + cb->rx_completion(ar, skb, pipe_info->pipe_num); } @@ -936,6 +950,12 @@ err: return err; } +static int ath10k_pci_hif_diag_read(struct ath10k *ar, u32 address, void *buf, + size_t buf_len) +{ + return ath10k_pci_diag_read_mem(ar, address, buf, buf_len); +} + static u16 ath10k_pci_hif_get_free_queue_number(struct ath10k *ar, u8 pipe) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); @@ -986,6 +1006,8 @@ static void ath10k_pci_fw_crashed_dump(struct ath10k *ar) spin_lock_bh(&ar->data_lock); + ar->stats.fw_crash_counter++; + crash_data = ath10k_debug_get_new_fw_crash_data(ar); if (crash_data) @@ -1121,14 +1143,37 @@ static void ath10k_pci_hif_get_default_pipe(struct ath10k *ar, &dl_is_polled); } -static void ath10k_pci_irq_disable(struct ath10k *ar) +static void ath10k_pci_irq_msi_fw_mask(struct ath10k *ar) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - int i; + u32 val; + + val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + CORE_CTRL_ADDRESS); + val &= ~CORE_CTRL_PCIE_REG_31_MASK; + + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + CORE_CTRL_ADDRESS, val); +} + +static void ath10k_pci_irq_msi_fw_unmask(struct ath10k *ar) +{ + u32 val; + val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + CORE_CTRL_ADDRESS); + val |= CORE_CTRL_PCIE_REG_31_MASK; + + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + CORE_CTRL_ADDRESS, val); +} + +static void ath10k_pci_irq_disable(struct ath10k *ar) +{ ath10k_ce_disable_interrupts(ar); ath10k_pci_disable_and_clear_legacy_irq(ar); - /* FIXME: How to mask all MSI interrupts? */ + ath10k_pci_irq_msi_fw_mask(ar); +} + +static void ath10k_pci_irq_sync(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int i; for (i = 0; i < max(1, ar_pci->num_msi_intrs); i++) synchronize_irq(ar_pci->pdev->irq + i); @@ -1138,7 +1183,7 @@ static void ath10k_pci_irq_enable(struct ath10k *ar) { ath10k_ce_enable_interrupts(ar); ath10k_pci_enable_legacy_irq(ar); - /* FIXME: How to unmask all MSI interrupts? */ + ath10k_pci_irq_msi_fw_unmask(ar); } static int ath10k_pci_hif_start(struct ath10k *ar) @@ -1151,64 +1196,74 @@ static int ath10k_pci_hif_start(struct ath10k *ar) return 0; } -static void ath10k_pci_rx_pipe_cleanup(struct ath10k_pci_pipe *pipe_info) +static void ath10k_pci_rx_pipe_cleanup(struct ath10k_pci_pipe *pci_pipe) { struct ath10k *ar; - struct ath10k_pci *ar_pci; - struct ath10k_ce_pipe *ce_hdl; - u32 buf_sz; - struct sk_buff *netbuf; - u32 ce_data; + struct ath10k_ce_pipe *ce_pipe; + struct ath10k_ce_ring *ce_ring; + struct sk_buff *skb; + int i; - buf_sz = pipe_info->buf_sz; + ar = pci_pipe->hif_ce_state; + ce_pipe = pci_pipe->ce_hdl; + ce_ring = ce_pipe->dest_ring; - /* Unused Copy Engine */ - if (buf_sz == 0) + if (!ce_ring) return; - ar = pipe_info->hif_ce_state; - ar_pci = ath10k_pci_priv(ar); - ce_hdl = pipe_info->ce_hdl; + if (!pci_pipe->buf_sz) + return; - while (ath10k_ce_revoke_recv_next(ce_hdl, (void **)&netbuf, - &ce_data) == 0) { - dma_unmap_single(ar->dev, ATH10K_SKB_CB(netbuf)->paddr, - netbuf->len + skb_tailroom(netbuf), + for (i = 0; i < ce_ring->nentries; i++) { + skb = ce_ring->per_transfer_context[i]; + if (!skb) + continue; + + ce_ring->per_transfer_context[i] = NULL; + + dma_unmap_single(ar->dev, ATH10K_SKB_CB(skb)->paddr, + skb->len + skb_tailroom(skb), DMA_FROM_DEVICE); - dev_kfree_skb_any(netbuf); + dev_kfree_skb_any(skb); } } -static void ath10k_pci_tx_pipe_cleanup(struct ath10k_pci_pipe *pipe_info) +static void ath10k_pci_tx_pipe_cleanup(struct ath10k_pci_pipe *pci_pipe) { struct ath10k *ar; struct ath10k_pci *ar_pci; - struct ath10k_ce_pipe *ce_hdl; - struct sk_buff *netbuf; - u32 ce_data; - unsigned int nbytes; + struct ath10k_ce_pipe *ce_pipe; + struct ath10k_ce_ring *ce_ring; + struct ce_desc *ce_desc; + struct sk_buff *skb; unsigned int id; - u32 buf_sz; + int i; - buf_sz = pipe_info->buf_sz; + ar = pci_pipe->hif_ce_state; + ar_pci = ath10k_pci_priv(ar); + ce_pipe = pci_pipe->ce_hdl; + ce_ring = ce_pipe->src_ring; - /* Unused Copy Engine */ - if (buf_sz == 0) + if (!ce_ring) return; - ar = pipe_info->hif_ce_state; - ar_pci = ath10k_pci_priv(ar); - ce_hdl = pipe_info->ce_hdl; + if (!pci_pipe->buf_sz) + return; - while (ath10k_ce_cancel_send_next(ce_hdl, (void **)&netbuf, - &ce_data, &nbytes, &id) == 0) { - /* no need to call tx completion for NULL pointers */ - if (!netbuf) + ce_desc = ce_ring->shadow_base; + if (WARN_ON(!ce_desc)) + return; + + for (i = 0; i < ce_ring->nentries; i++) { + skb = ce_ring->per_transfer_context[i]; + if (!skb) continue; - ar_pci->msg_callbacks_current.tx_completion(ar, - netbuf, - id); + ce_ring->per_transfer_context[i] = NULL; + id = MS(__le16_to_cpu(ce_desc[i].flags), + CE_DESC_FLAGS_META_DATA); + + ar_pci->msg_callbacks_current.tx_completion(ar, skb, id); } } @@ -1266,6 +1321,7 @@ static void ath10k_pci_hif_stop(struct ath10k *ar) ath10k_pci_warm_reset(ar); ath10k_pci_irq_disable(ar); + ath10k_pci_irq_sync(ar); ath10k_pci_flush(ar); } @@ -1386,6 +1442,9 @@ static void ath10k_pci_bmi_recv_data(struct ath10k_ce_pipe *ce_state) &nbytes, &transfer_id, &flags)) return; + if (WARN_ON_ONCE(!xfer)) + return; + if (!xfer->wait_for_resp) { ath10k_warn(ar, "unexpected: BMI data received; ignoring\n"); return; @@ -1569,23 +1628,40 @@ static int ath10k_pci_init_config(struct ath10k *ar) return 0; } -static int ath10k_pci_alloc_ce(struct ath10k *ar) +static int ath10k_pci_alloc_pipes(struct ath10k *ar) { + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_pci_pipe *pipe; int i, ret; for (i = 0; i < CE_COUNT; i++) { - ret = ath10k_ce_alloc_pipe(ar, i, &host_ce_config_wlan[i]); + pipe = &ar_pci->pipe_info[i]; + pipe->ce_hdl = &ar_pci->ce_states[i]; + pipe->pipe_num = i; + pipe->hif_ce_state = ar; + + ret = ath10k_ce_alloc_pipe(ar, i, &host_ce_config_wlan[i], + ath10k_pci_ce_send_done, + ath10k_pci_ce_recv_data); if (ret) { ath10k_err(ar, "failed to allocate copy engine pipe %d: %d\n", i, ret); return ret; } + + /* Last CE is Diagnostic Window */ + if (i == CE_COUNT - 1) { + ar_pci->ce_diag = pipe->ce_hdl; + continue; + } + + pipe->buf_sz = (size_t)(host_ce_config_wlan[i].src_sz_max); } return 0; } -static void ath10k_pci_free_ce(struct ath10k *ar) +static void ath10k_pci_free_pipes(struct ath10k *ar) { int i; @@ -1593,39 +1669,17 @@ static void ath10k_pci_free_ce(struct ath10k *ar) ath10k_ce_free_pipe(ar, i); } -static int ath10k_pci_ce_init(struct ath10k *ar) +static int ath10k_pci_init_pipes(struct ath10k *ar) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ath10k_pci_pipe *pipe_info; - const struct ce_attr *attr; - int pipe_num, ret; + int i, ret; - for (pipe_num = 0; pipe_num < CE_COUNT; pipe_num++) { - pipe_info = &ar_pci->pipe_info[pipe_num]; - pipe_info->ce_hdl = &ar_pci->ce_states[pipe_num]; - pipe_info->pipe_num = pipe_num; - pipe_info->hif_ce_state = ar; - attr = &host_ce_config_wlan[pipe_num]; - - ret = ath10k_ce_init_pipe(ar, pipe_num, attr, - ath10k_pci_ce_send_done, - ath10k_pci_ce_recv_data); + for (i = 0; i < CE_COUNT; i++) { + ret = ath10k_ce_init_pipe(ar, i, &host_ce_config_wlan[i]); if (ret) { ath10k_err(ar, "failed to initialize copy engine pipe %d: %d\n", - pipe_num, ret); + i, ret); return ret; } - - if (pipe_num == CE_COUNT - 1) { - /* - * Reserve the ultimate CE for - * diagnostic Window support - */ - ar_pci->ce_diag = pipe_info->ce_hdl; - continue; - } - - pipe_info->buf_sz = (size_t)(attr->src_sz_max); } return 0; @@ -1666,93 +1720,167 @@ static void ath10k_pci_warm_reset_si0(struct ath10k *ar) msleep(10); } -static int ath10k_pci_warm_reset(struct ath10k *ar) +static void ath10k_pci_warm_reset_cpu(struct ath10k *ar) { u32 val; - ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot warm reset\n"); - - /* debug */ - val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + - PCIE_INTR_CAUSE_ADDRESS); - ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot host cpu intr cause: 0x%08x\n", - val); + ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, 0); - val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + - CPU_INTR_ADDRESS); - ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot target cpu intr cause: 0x%08x\n", - val); + val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + + SOC_RESET_CONTROL_ADDRESS); + ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, + val | SOC_RESET_CONTROL_CPU_WARM_RST_MASK); +} - /* disable pending irqs */ - ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + - PCIE_INTR_ENABLE_ADDRESS, 0); +static void ath10k_pci_warm_reset_ce(struct ath10k *ar) +{ + u32 val; - ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + - PCIE_INTR_CLR_ADDRESS, ~0); + val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + + SOC_RESET_CONTROL_ADDRESS); - msleep(100); + ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, + val | SOC_RESET_CONTROL_CE_RST_MASK); + msleep(10); + ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, + val & ~SOC_RESET_CONTROL_CE_RST_MASK); +} - /* clear fw indicator */ - ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, 0); +static void ath10k_pci_warm_reset_clear_lf(struct ath10k *ar) +{ + u32 val; - /* clear target LF timer interrupts */ val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + SOC_LF_TIMER_CONTROL0_ADDRESS); ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_LF_TIMER_CONTROL0_ADDRESS, val & ~SOC_LF_TIMER_CONTROL0_ENABLE_MASK); +} - /* reset CE */ - val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + - SOC_RESET_CONTROL_ADDRESS); - ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, - val | SOC_RESET_CONTROL_CE_RST_MASK); - val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + - SOC_RESET_CONTROL_ADDRESS); - msleep(10); +static int ath10k_pci_warm_reset(struct ath10k *ar) +{ + int ret; - /* unreset CE */ - ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, - val & ~SOC_RESET_CONTROL_CE_RST_MASK); - val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + - SOC_RESET_CONTROL_ADDRESS); - msleep(10); + ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot warm reset\n"); + + spin_lock_bh(&ar->data_lock); + ar->stats.fw_warm_reset_counter++; + spin_unlock_bh(&ar->data_lock); + + ath10k_pci_irq_disable(ar); + /* Make sure the target CPU is not doing anything dangerous, e.g. if it + * were to access copy engine while host performs copy engine reset + * then it is possible for the device to confuse pci-e controller to + * the point of bringing host system to a complete stop (i.e. hang). + */ ath10k_pci_warm_reset_si0(ar); + ath10k_pci_warm_reset_cpu(ar); + ath10k_pci_init_pipes(ar); + ath10k_pci_wait_for_target_init(ar); - /* debug */ - val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + - PCIE_INTR_CAUSE_ADDRESS); - ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot host cpu intr cause: 0x%08x\n", - val); + ath10k_pci_warm_reset_clear_lf(ar); + ath10k_pci_warm_reset_ce(ar); + ath10k_pci_warm_reset_cpu(ar); + ath10k_pci_init_pipes(ar); - val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + - CPU_INTR_ADDRESS); - ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot target cpu intr cause: 0x%08x\n", - val); + ret = ath10k_pci_wait_for_target_init(ar); + if (ret) { + ath10k_warn(ar, "failed to wait for target init: %d\n", ret); + return ret; + } - /* CPU warm reset */ - val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + - SOC_RESET_CONTROL_ADDRESS); - ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, - val | SOC_RESET_CONTROL_CPU_WARM_RST_MASK); + ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot warm reset complete\n"); - val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + - SOC_RESET_CONTROL_ADDRESS); - ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot target reset state: 0x%08x\n", - val); + return 0; +} + +static int ath10k_pci_chip_reset(struct ath10k *ar) +{ + int i, ret; + u32 val; - msleep(100); + ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot chip reset\n"); - ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot warm reset complete\n"); + /* Some hardware revisions (e.g. CUS223v2) has issues with cold reset. + * It is thus preferred to use warm reset which is safer but may not be + * able to recover the device from all possible fail scenarios. + * + * Warm reset doesn't always work on first try so attempt it a few + * times before giving up. + */ + for (i = 0; i < ATH10K_PCI_NUM_WARM_RESET_ATTEMPTS; i++) { + ret = ath10k_pci_warm_reset(ar); + if (ret) { + ath10k_warn(ar, "failed to warm reset attempt %d of %d: %d\n", + i + 1, ATH10K_PCI_NUM_WARM_RESET_ATTEMPTS, + ret); + continue; + } + + /* FIXME: Sometimes copy engine doesn't recover after warm + * reset. In most cases this needs cold reset. In some of these + * cases the device is in such a state that a cold reset may + * lock up the host. + * + * Reading any host interest register via copy engine is + * sufficient to verify if device is capable of booting + * firmware blob. + */ + ret = ath10k_pci_init_pipes(ar); + if (ret) { + ath10k_warn(ar, "failed to init copy engine: %d\n", + ret); + continue; + } + + ret = ath10k_pci_diag_read32(ar, QCA988X_HOST_INTEREST_ADDRESS, + &val); + if (ret) { + ath10k_warn(ar, "failed to poke copy engine: %d\n", + ret); + continue; + } + + ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot chip reset complete (warm)\n"); + return 0; + } + + if (ath10k_pci_reset_mode == ATH10K_PCI_RESET_WARM_ONLY) { + ath10k_warn(ar, "refusing cold reset as requested\n"); + return -EPERM; + } + + ret = ath10k_pci_cold_reset(ar); + if (ret) { + ath10k_warn(ar, "failed to cold reset: %d\n", ret); + return ret; + } + + ret = ath10k_pci_wait_for_target_init(ar); + if (ret) { + ath10k_warn(ar, "failed to wait for target after cold reset: %d\n", + ret); + return ret; + } + + ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot chip reset complete (cold)\n"); return 0; } -static int __ath10k_pci_hif_power_up(struct ath10k *ar, bool cold_reset) +static int ath10k_pci_hif_power_up(struct ath10k *ar) { int ret; + ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot hif power up\n"); + + ret = ath10k_pci_wake(ar); + if (ret) { + ath10k_err(ar, "failed to wake up target: %d\n", ret); + return ret; + } + /* * Bring the target up cleanly. * @@ -1763,26 +1891,16 @@ static int __ath10k_pci_hif_power_up(struct ath10k *ar, bool cold_reset) * is in an unexpected state. We try to catch that here in order to * reset the Target and retry the probe. */ - if (cold_reset) - ret = ath10k_pci_cold_reset(ar); - else - ret = ath10k_pci_warm_reset(ar); - + ret = ath10k_pci_chip_reset(ar); if (ret) { - ath10k_err(ar, "failed to reset target: %d\n", ret); - goto err; + ath10k_err(ar, "failed to reset chip: %d\n", ret); + goto err_sleep; } - ret = ath10k_pci_ce_init(ar); + ret = ath10k_pci_init_pipes(ar); if (ret) { ath10k_err(ar, "failed to initialize CE: %d\n", ret); - goto err; - } - - ret = ath10k_pci_wait_for_target_init(ar); - if (ret) { - ath10k_err(ar, "failed to wait for target to init: %d\n", ret); - goto err_ce; + goto err_sleep; } ret = ath10k_pci_init_config(ar); @@ -1801,73 +1919,21 @@ static int __ath10k_pci_hif_power_up(struct ath10k *ar, bool cold_reset) err_ce: ath10k_pci_ce_deinit(ar); - ath10k_pci_warm_reset(ar); -err: - return ret; -} - -static int ath10k_pci_hif_power_up_warm(struct ath10k *ar) -{ - int i, ret; - - /* - * Sometime warm reset succeeds after retries. - * - * FIXME: It might be possible to tune ath10k_pci_warm_reset() to work - * at first try. - */ - for (i = 0; i < ATH10K_PCI_NUM_WARM_RESET_ATTEMPTS; i++) { - ret = __ath10k_pci_hif_power_up(ar, false); - if (ret == 0) - break; - - ath10k_warn(ar, "failed to warm reset (attempt %d out of %d): %d\n", - i + 1, ATH10K_PCI_NUM_WARM_RESET_ATTEMPTS, ret); - } +err_sleep: + ath10k_pci_sleep(ar); return ret; } -static int ath10k_pci_hif_power_up(struct ath10k *ar) -{ - int ret; - - ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot hif power up\n"); - - /* - * Hardware CUS232 version 2 has some issues with cold reset and the - * preferred (and safer) way to perform a device reset is through a - * warm reset. - * - * Warm reset doesn't always work though so fall back to cold reset may - * be necessary. - */ - ret = ath10k_pci_hif_power_up_warm(ar); - if (ret) { - ath10k_warn(ar, "failed to power up target using warm reset: %d\n", - ret); - - if (ath10k_pci_reset_mode == ATH10K_PCI_RESET_WARM_ONLY) - return ret; - - ath10k_warn(ar, "trying cold reset\n"); - - ret = __ath10k_pci_hif_power_up(ar, true); - if (ret) { - ath10k_err(ar, "failed to power up target using cold reset too (%d)\n", - ret); - return ret; - } - } - - return 0; -} - static void ath10k_pci_hif_power_down(struct ath10k *ar) { ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot hif power down\n"); - ath10k_pci_warm_reset(ar); + /* Currently hif_power_up performs effectively a reset and hif_stop + * resets the chip as well so there's no point in resetting here. + */ + + ath10k_pci_sleep(ar); } #ifdef CONFIG_PM @@ -1921,6 +1987,7 @@ static int ath10k_pci_hif_resume(struct ath10k *ar) static const struct ath10k_hif_ops ath10k_pci_hif_ops = { .tx_sg = ath10k_pci_hif_tx_sg, + .diag_read = ath10k_pci_hif_diag_read, .exchange_bmi_msg = ath10k_pci_hif_exchange_bmi_msg, .start = ath10k_pci_hif_start, .stop = ath10k_pci_hif_stop, @@ -2250,14 +2317,14 @@ static int ath10k_pci_wait_for_target_init(struct ath10k *ar) if (ar_pci->num_msi_intrs == 0) /* Fix potential race by repeating CORE_BASE writes */ - ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + - PCIE_INTR_ENABLE_ADDRESS, - PCIE_INTR_FIRMWARE_MASK | - PCIE_INTR_CE_MASK_ALL); + ath10k_pci_enable_legacy_irq(ar); mdelay(10); } while (time_before(jiffies, timeout)); + ath10k_pci_disable_and_clear_legacy_irq(ar); + ath10k_pci_irq_msi_fw_mask(ar); + if (val == 0xffffffff) { ath10k_err(ar, "failed to read device register, device is gone\n"); return -EIO; @@ -2287,6 +2354,12 @@ static int ath10k_pci_cold_reset(struct ath10k *ar) ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cold reset\n"); + spin_lock_bh(&ar->data_lock); + + ar->stats.fw_cold_reset_counter++; + + spin_unlock_bh(&ar->data_lock); + /* Put Target, including PCIe, into RESET. */ val = ath10k_pci_reg_read32(ar, SOC_GLOBAL_RESET_ADDRESS); val |= 1; @@ -2400,6 +2473,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev, u32 chip_id; ar = ath10k_core_create(sizeof(*ar_pci), &pdev->dev, + ATH10K_BUS_PCI, &ath10k_pci_hif_ops); if (!ar) { dev_err(&pdev->dev, "failed to allocate core\n"); @@ -2435,7 +2509,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev, goto err_sleep; } - ret = ath10k_pci_alloc_ce(ar); + ret = ath10k_pci_alloc_pipes(ar); if (ret) { ath10k_err(ar, "failed to allocate copy engine pipes: %d\n", ret); @@ -2443,25 +2517,12 @@ static int ath10k_pci_probe(struct pci_dev *pdev, } ath10k_pci_ce_deinit(ar); - - ret = ath10k_ce_disable_interrupts(ar); - if (ret) { - ath10k_err(ar, "failed to disable copy engine interrupts: %d\n", - ret); - goto err_free_ce; - } - - /* Workaround: There's no known way to mask all possible interrupts via - * device CSR. The only way to make sure device doesn't assert - * interrupts is to reset it. Interrupts are then disabled on host - * after handlers are registered. - */ - ath10k_pci_warm_reset(ar); + ath10k_pci_irq_disable(ar); ret = ath10k_pci_init_irq(ar); if (ret) { ath10k_err(ar, "failed to init irqs: %d\n", ret); - goto err_free_ce; + goto err_free_pipes; } ath10k_info(ar, "pci irq %s interrupts %d irq_mode %d reset_mode %d\n", @@ -2474,8 +2535,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev, goto err_deinit_irq; } - /* This shouldn't race as the device has been reset above. */ - ath10k_pci_irq_disable(ar); + ath10k_pci_sleep(ar); ret = ath10k_core_register(ar, chip_id); if (ret) { @@ -2492,8 +2552,8 @@ err_free_irq: err_deinit_irq: ath10k_pci_deinit_irq(ar); -err_free_ce: - ath10k_pci_free_ce(ar); +err_free_pipes: + ath10k_pci_free_pipes(ar); err_sleep: ath10k_pci_sleep(ar); @@ -2527,8 +2587,7 @@ static void ath10k_pci_remove(struct pci_dev *pdev) ath10k_pci_kill_tasklet(ar); ath10k_pci_deinit_irq(ar); ath10k_pci_ce_deinit(ar); - ath10k_pci_free_ce(ar); - ath10k_pci_sleep(ar); + ath10k_pci_free_pipes(ar); ath10k_pci_release(ar); ath10k_core_destroy(ar); } @@ -2565,5 +2624,7 @@ module_exit(ath10k_pci_exit); MODULE_AUTHOR("Qualcomm Atheros"); MODULE_DESCRIPTION("Driver support for Atheros QCA988X PCIe devices"); MODULE_LICENSE("Dual BSD/GPL"); -MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_FW_3_FILE); +MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_FW_FILE); +MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" ATH10K_FW_API2_FILE); +MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" ATH10K_FW_API3_FILE); MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_BOARD_DATA_FILE); diff --git a/drivers/net/wireless/ath/ath10k/spectral.c b/drivers/net/wireless/ath/ath10k/spectral.c index 3e1454b74e00..63ce61fcdac8 100644 --- a/drivers/net/wireless/ath/ath10k/spectral.c +++ b/drivers/net/wireless/ath/ath10k/spectral.c @@ -56,14 +56,14 @@ static uint8_t get_max_exp(s8 max_index, u16 max_magnitude, size_t bin_len, } int ath10k_spectral_process_fft(struct ath10k *ar, - struct wmi_single_phyerr_rx_event *event, - struct phyerr_fft_report *fftr, + const struct wmi_phyerr *phyerr, + const struct phyerr_fft_report *fftr, size_t bin_len, u64 tsf) { struct fft_sample_ath10k *fft_sample; u8 buf[sizeof(*fft_sample) + SPECTRAL_ATH10K_MAX_NUM_BINS]; u16 freq1, freq2, total_gain_db, base_pwr_db, length, peak_mag; - u32 reg0, reg1, nf_list1, nf_list2; + u32 reg0, reg1; u8 chain_idx, *bins; int dc_pos; @@ -82,7 +82,7 @@ int ath10k_spectral_process_fft(struct ath10k *ar, /* TODO: there might be a reason why the hardware reports 20/40/80 MHz, * but the results/plots suggest that its actually 22/44/88 MHz. */ - switch (event->hdr.chan_width_mhz) { + switch (phyerr->chan_width_mhz) { case 20: fft_sample->chan_width_mhz = 22; break; @@ -101,7 +101,7 @@ int ath10k_spectral_process_fft(struct ath10k *ar, fft_sample->chan_width_mhz = 88; break; default: - fft_sample->chan_width_mhz = event->hdr.chan_width_mhz; + fft_sample->chan_width_mhz = phyerr->chan_width_mhz; } fft_sample->relpwr_db = MS(reg1, SEARCH_FFT_REPORT_REG1_RELPWR_DB); @@ -110,36 +110,22 @@ int ath10k_spectral_process_fft(struct ath10k *ar, peak_mag = MS(reg1, SEARCH_FFT_REPORT_REG1_PEAK_MAG); fft_sample->max_magnitude = __cpu_to_be16(peak_mag); fft_sample->max_index = MS(reg0, SEARCH_FFT_REPORT_REG0_PEAK_SIDX); - fft_sample->rssi = event->hdr.rssi_combined; + fft_sample->rssi = phyerr->rssi_combined; total_gain_db = MS(reg0, SEARCH_FFT_REPORT_REG0_TOTAL_GAIN_DB); base_pwr_db = MS(reg0, SEARCH_FFT_REPORT_REG0_BASE_PWR_DB); fft_sample->total_gain_db = __cpu_to_be16(total_gain_db); fft_sample->base_pwr_db = __cpu_to_be16(base_pwr_db); - freq1 = __le16_to_cpu(event->hdr.freq1); - freq2 = __le16_to_cpu(event->hdr.freq2); + freq1 = __le16_to_cpu(phyerr->freq1); + freq2 = __le16_to_cpu(phyerr->freq2); fft_sample->freq1 = __cpu_to_be16(freq1); fft_sample->freq2 = __cpu_to_be16(freq2); - nf_list1 = __le32_to_cpu(event->hdr.nf_list_1); - nf_list2 = __le32_to_cpu(event->hdr.nf_list_2); chain_idx = MS(reg0, SEARCH_FFT_REPORT_REG0_FFT_CHN_IDX); - switch (chain_idx) { - case 0: - fft_sample->noise = __cpu_to_be16(nf_list1 & 0xffffu); - break; - case 1: - fft_sample->noise = __cpu_to_be16((nf_list1 >> 16) & 0xffffu); - break; - case 2: - fft_sample->noise = __cpu_to_be16(nf_list2 & 0xffffu); - break; - case 3: - fft_sample->noise = __cpu_to_be16((nf_list2 >> 16) & 0xffffu); - break; - } + fft_sample->noise = __cpu_to_be16( + __le16_to_cpu(phyerr->nf_chains[chain_idx])); bins = (u8 *)fftr; bins += sizeof(*fftr); diff --git a/drivers/net/wireless/ath/ath10k/spectral.h b/drivers/net/wireless/ath/ath10k/spectral.h index ddc57c557272..042f5b302c75 100644 --- a/drivers/net/wireless/ath/ath10k/spectral.h +++ b/drivers/net/wireless/ath/ath10k/spectral.h @@ -47,8 +47,8 @@ enum ath10k_spectral_mode { #ifdef CONFIG_ATH10K_DEBUGFS int ath10k_spectral_process_fft(struct ath10k *ar, - struct wmi_single_phyerr_rx_event *event, - struct phyerr_fft_report *fftr, + const struct wmi_phyerr *phyerr, + const struct phyerr_fft_report *fftr, size_t bin_len, u64 tsf); int ath10k_spectral_start(struct ath10k *ar); int ath10k_spectral_vif_stop(struct ath10k_vif *arvif); @@ -59,8 +59,8 @@ void ath10k_spectral_destroy(struct ath10k *ar); static inline int ath10k_spectral_process_fft(struct ath10k *ar, - struct wmi_single_phyerr_rx_event *event, - struct phyerr_fft_report *fftr, + const struct wmi_phyerr *phyerr, + const struct phyerr_fft_report *fftr, size_t bin_len, u64 tsf) { return 0; diff --git a/drivers/net/wireless/ath/ath10k/trace.h b/drivers/net/wireless/ath/ath10k/trace.h index 574b75ab2609..ceea5668f3f6 100644 --- a/drivers/net/wireless/ath/ath10k/trace.h +++ b/drivers/net/wireless/ath/ath10k/trace.h @@ -20,6 +20,13 @@ #include <linux/tracepoint.h> #include "core.h" +#if !defined(_TRACE_H_) +static inline u32 ath10k_frm_hdr_len(void *buf) +{ + return ieee80211_hdrlen(((struct ieee80211_hdr *)buf)->frame_control); +} +#endif + #define _TRACE_H_ /* create empty functions when tracing is disabled */ @@ -254,6 +261,195 @@ TRACE_EVENT(ath10k_wmi_dbglog, ) ); +TRACE_EVENT(ath10k_htt_pktlog, + TP_PROTO(struct ath10k *ar, void *buf, u16 buf_len), + + TP_ARGS(ar, buf, buf_len), + + TP_STRUCT__entry( + __string(device, dev_name(ar->dev)) + __string(driver, dev_driver_string(ar->dev)) + __field(u16, buf_len) + __dynamic_array(u8, pktlog, buf_len) + ), + + TP_fast_assign( + __assign_str(device, dev_name(ar->dev)); + __assign_str(driver, dev_driver_string(ar->dev)); + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(pktlog), buf, buf_len); + ), + + TP_printk( + "%s %s size %hu", + __get_str(driver), + __get_str(device), + __entry->buf_len + ) +); + +TRACE_EVENT(ath10k_htt_tx, + TP_PROTO(struct ath10k *ar, u16 msdu_id, u16 msdu_len, + u8 vdev_id, u8 tid), + + TP_ARGS(ar, msdu_id, msdu_len, vdev_id, tid), + + TP_STRUCT__entry( + __string(device, dev_name(ar->dev)) + __string(driver, dev_driver_string(ar->dev)) + __field(u16, msdu_id) + __field(u16, msdu_len) + __field(u8, vdev_id) + __field(u8, tid) + ), + + TP_fast_assign( + __assign_str(device, dev_name(ar->dev)); + __assign_str(driver, dev_driver_string(ar->dev)); + __entry->msdu_id = msdu_id; + __entry->msdu_len = msdu_len; + __entry->vdev_id = vdev_id; + __entry->tid = tid; + ), + + TP_printk( + "%s %s msdu_id %d msdu_len %d vdev_id %d tid %d", + __get_str(driver), + __get_str(device), + __entry->msdu_id, + __entry->msdu_len, + __entry->vdev_id, + __entry->tid + ) +); + +TRACE_EVENT(ath10k_txrx_tx_unref, + TP_PROTO(struct ath10k *ar, u16 msdu_id), + + TP_ARGS(ar, msdu_id), + + TP_STRUCT__entry( + __string(device, dev_name(ar->dev)) + __string(driver, dev_driver_string(ar->dev)) + __field(u16, msdu_id) + ), + + TP_fast_assign( + __assign_str(device, dev_name(ar->dev)); + __assign_str(driver, dev_driver_string(ar->dev)); + __entry->msdu_id = msdu_id; + ), + + TP_printk( + "%s %s msdu_id %d", + __get_str(driver), + __get_str(device), + __entry->msdu_id + ) +); + +DECLARE_EVENT_CLASS(ath10k_hdr_event, + TP_PROTO(struct ath10k *ar, void *data, size_t len), + + TP_ARGS(ar, data, len), + + TP_STRUCT__entry( + __string(device, dev_name(ar->dev)) + __string(driver, dev_driver_string(ar->dev)) + __field(size_t, len) + __dynamic_array(u8, data, ath10k_frm_hdr_len(data)) + ), + + TP_fast_assign( + __assign_str(device, dev_name(ar->dev)); + __assign_str(driver, dev_driver_string(ar->dev)); + __entry->len = ath10k_frm_hdr_len(data); + memcpy(__get_dynamic_array(data), data, __entry->len); + ), + + TP_printk( + "%s %s len %zu\n", + __get_str(driver), + __get_str(device), + __entry->len + ) +); + +DECLARE_EVENT_CLASS(ath10k_payload_event, + TP_PROTO(struct ath10k *ar, void *data, size_t len), + + TP_ARGS(ar, data, len), + + TP_STRUCT__entry( + __string(device, dev_name(ar->dev)) + __string(driver, dev_driver_string(ar->dev)) + __field(size_t, len) + __dynamic_array(u8, payload, (len - ath10k_frm_hdr_len(data))) + ), + + TP_fast_assign( + __assign_str(device, dev_name(ar->dev)); + __assign_str(driver, dev_driver_string(ar->dev)); + __entry->len = len - ath10k_frm_hdr_len(data); + memcpy(__get_dynamic_array(payload), + data + ath10k_frm_hdr_len(data), __entry->len); + ), + + TP_printk( + "%s %s len %zu\n", + __get_str(driver), + __get_str(device), + __entry->len + ) +); + +DEFINE_EVENT(ath10k_hdr_event, ath10k_tx_hdr, + TP_PROTO(struct ath10k *ar, void *data, size_t len), + TP_ARGS(ar, data, len) +); + +DEFINE_EVENT(ath10k_payload_event, ath10k_tx_payload, + TP_PROTO(struct ath10k *ar, void *data, size_t len), + TP_ARGS(ar, data, len) +); + +DEFINE_EVENT(ath10k_hdr_event, ath10k_rx_hdr, + TP_PROTO(struct ath10k *ar, void *data, size_t len), + TP_ARGS(ar, data, len) +); + +DEFINE_EVENT(ath10k_payload_event, ath10k_rx_payload, + TP_PROTO(struct ath10k *ar, void *data, size_t len), + TP_ARGS(ar, data, len) +); + +TRACE_EVENT(ath10k_htt_rx_desc, + TP_PROTO(struct ath10k *ar, void *data, size_t len), + + TP_ARGS(ar, data, len), + + TP_STRUCT__entry( + __string(device, dev_name(ar->dev)) + __string(driver, dev_driver_string(ar->dev)) + __field(u16, len) + __dynamic_array(u8, rxdesc, len) + ), + + TP_fast_assign( + __assign_str(device, dev_name(ar->dev)); + __assign_str(driver, dev_driver_string(ar->dev)); + __entry->len = len; + memcpy(__get_dynamic_array(rxdesc), data, len); + ), + + TP_printk( + "%s %s rxdesc len %d", + __get_str(driver), + __get_str(device), + __entry->len + ) +); + #endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/ /* we don't want to use include/trace/events */ diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c index a0cbc21d0d4b..7579de8e7a8c 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.c +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -78,6 +78,7 @@ void ath10k_txrx_tx_unref(struct ath10k_htt *htt, info = IEEE80211_SKB_CB(msdu); memset(&info->status, 0, sizeof(info->status)); + trace_ath10k_txrx_tx_unref(ar, tx_done->msdu_id); if (tx_done->discard) { ieee80211_free_txskb(htt->ar->hw, msdu); @@ -145,7 +146,8 @@ static int ath10k_wait_for_peer_common(struct ath10k *ar, int vdev_id, mapped = !!ath10k_peer_find(ar, vdev_id, addr); spin_unlock_bh(&ar->data_lock); - mapped == expect_mapped; + (mapped == expect_mapped || + test_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags)); }), 3*HZ); if (ret <= 0) diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 2c42bd504b79..c2bc8282f6cb 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -609,6 +609,40 @@ static struct wmi_cmd_map wmi_10_2_cmd_map = { .gpio_output_cmdid = WMI_10_2_GPIO_OUTPUT_CMDID, }; +static void +ath10k_wmi_put_wmi_channel(struct wmi_channel *ch, + const struct wmi_channel_arg *arg) +{ + u32 flags = 0; + + memset(ch, 0, sizeof(*ch)); + + if (arg->passive) + flags |= WMI_CHAN_FLAG_PASSIVE; + if (arg->allow_ibss) + flags |= WMI_CHAN_FLAG_ADHOC_ALLOWED; + if (arg->allow_ht) + flags |= WMI_CHAN_FLAG_ALLOW_HT; + if (arg->allow_vht) + flags |= WMI_CHAN_FLAG_ALLOW_VHT; + if (arg->ht40plus) + flags |= WMI_CHAN_FLAG_HT40_PLUS; + if (arg->chan_radar) + flags |= WMI_CHAN_FLAG_DFS; + + ch->mhz = __cpu_to_le32(arg->freq); + ch->band_center_freq1 = __cpu_to_le32(arg->band_center_freq1); + ch->band_center_freq2 = 0; + ch->min_power = arg->min_power; + ch->max_power = arg->max_power; + ch->reg_power = arg->max_reg_power; + ch->antenna_max = arg->max_antenna_gain; + + /* mode & flags share storage */ + ch->mode = arg->mode; + ch->flags |= __cpu_to_le32(flags); +} + int ath10k_wmi_wait_for_service_ready(struct ath10k *ar) { int ret; @@ -745,6 +779,10 @@ int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, u32 cmd_id) ath10k_wmi_tx_beacons_nowait(ar); ret = ath10k_wmi_cmd_send_nowait(ar, skb, cmd_id); + + if (ret && test_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags)) + ret = -ESHUTDOWN; + (ret != -EAGAIN); }), 3*HZ); @@ -800,6 +838,8 @@ int ath10k_wmi_mgmt_tx(struct ath10k *ar, struct sk_buff *skb) ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi mgmt tx skb %p len %d ftype %02x stype %02x\n", wmi_skb, wmi_skb->len, fc & IEEE80211_FCTL_FTYPE, fc & IEEE80211_FCTL_STYPE); + trace_ath10k_tx_hdr(ar, skb->data, skb->len); + trace_ath10k_tx_payload(ar, skb->data, skb->len); /* Send the management frame buffer to the target */ ret = ath10k_wmi_cmd_send(ar, wmi_skb, ar->wmi.cmd->mgmt_tx_cmdid); @@ -1079,7 +1119,6 @@ static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) struct wmi_mgmt_rx_event_v2 *ev_v2; struct wmi_mgmt_rx_hdr_v1 *ev_hdr; struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); - struct ieee80211_channel *ch; struct ieee80211_hdr *hdr; u32 rx_status; u32 channel; @@ -1132,25 +1171,26 @@ static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) if (rx_status & WMI_RX_STATUS_ERR_MIC) status->flag |= RX_FLAG_MMIC_ERROR; - /* HW can Rx CCK rates on 5GHz. In that case phy_mode is set to + /* Hardware can Rx CCK rates on 5GHz. In that case phy_mode is set to * MODE_11B. This means phy_mode is not a reliable source for the band - * of mgmt rx. */ - - ch = ar->scan_channel; - if (!ch) - ch = ar->rx_channel; - - if (ch) { - status->band = ch->band; - - if (phy_mode == MODE_11B && - status->band == IEEE80211_BAND_5GHZ) - ath10k_dbg(ar, ATH10K_DBG_MGMT, "wmi mgmt rx 11b (CCK) on 5GHz\n"); + * of mgmt rx. + */ + if (channel >= 1 && channel <= 14) { + status->band = IEEE80211_BAND_2GHZ; + } else if (channel >= 36 && channel <= 165) { + status->band = IEEE80211_BAND_5GHZ; } else { - ath10k_warn(ar, "using (unreliable) phy_mode to extract band for mgmt rx\n"); - status->band = phy_mode_to_band(phy_mode); + /* Shouldn't happen unless list of advertised channels to + * mac80211 has been changed. + */ + WARN_ON_ONCE(1); + dev_kfree_skb(skb); + return 0; } + if (phy_mode == MODE_11B && status->band == IEEE80211_BAND_5GHZ) + ath10k_dbg(ar, ATH10K_DBG_MGMT, "wmi mgmt rx 11b (CCK) on 5GHz\n"); + status->freq = ieee80211_channel_to_frequency(channel, status->band); status->signal = snr + ATH10K_DEFAULT_NOISE_FLOOR; status->rate_idx = get_rate_idx(rate, status->band); @@ -1295,14 +1335,196 @@ static int ath10k_wmi_event_debug_mesg(struct ath10k *ar, struct sk_buff *skb) return 0; } +static void ath10k_wmi_pull_pdev_stats(const struct wmi_pdev_stats *src, + struct ath10k_fw_stats_pdev *dst) +{ + const struct wal_dbg_tx_stats *tx = &src->wal.tx; + const struct wal_dbg_rx_stats *rx = &src->wal.rx; + + dst->ch_noise_floor = __le32_to_cpu(src->chan_nf); + dst->tx_frame_count = __le32_to_cpu(src->tx_frame_count); + dst->rx_frame_count = __le32_to_cpu(src->rx_frame_count); + dst->rx_clear_count = __le32_to_cpu(src->rx_clear_count); + dst->cycle_count = __le32_to_cpu(src->cycle_count); + dst->phy_err_count = __le32_to_cpu(src->phy_err_count); + dst->chan_tx_power = __le32_to_cpu(src->chan_tx_pwr); + + dst->comp_queued = __le32_to_cpu(tx->comp_queued); + dst->comp_delivered = __le32_to_cpu(tx->comp_delivered); + dst->msdu_enqued = __le32_to_cpu(tx->msdu_enqued); + dst->mpdu_enqued = __le32_to_cpu(tx->mpdu_enqued); + dst->wmm_drop = __le32_to_cpu(tx->wmm_drop); + dst->local_enqued = __le32_to_cpu(tx->local_enqued); + dst->local_freed = __le32_to_cpu(tx->local_freed); + dst->hw_queued = __le32_to_cpu(tx->hw_queued); + dst->hw_reaped = __le32_to_cpu(tx->hw_reaped); + dst->underrun = __le32_to_cpu(tx->underrun); + dst->tx_abort = __le32_to_cpu(tx->tx_abort); + dst->mpdus_requed = __le32_to_cpu(tx->mpdus_requed); + dst->tx_ko = __le32_to_cpu(tx->tx_ko); + dst->data_rc = __le32_to_cpu(tx->data_rc); + dst->self_triggers = __le32_to_cpu(tx->self_triggers); + dst->sw_retry_failure = __le32_to_cpu(tx->sw_retry_failure); + dst->illgl_rate_phy_err = __le32_to_cpu(tx->illgl_rate_phy_err); + dst->pdev_cont_xretry = __le32_to_cpu(tx->pdev_cont_xretry); + dst->pdev_tx_timeout = __le32_to_cpu(tx->pdev_tx_timeout); + dst->pdev_resets = __le32_to_cpu(tx->pdev_resets); + dst->phy_underrun = __le32_to_cpu(tx->phy_underrun); + dst->txop_ovf = __le32_to_cpu(tx->txop_ovf); + + dst->mid_ppdu_route_change = __le32_to_cpu(rx->mid_ppdu_route_change); + dst->status_rcvd = __le32_to_cpu(rx->status_rcvd); + dst->r0_frags = __le32_to_cpu(rx->r0_frags); + dst->r1_frags = __le32_to_cpu(rx->r1_frags); + dst->r2_frags = __le32_to_cpu(rx->r2_frags); + dst->r3_frags = __le32_to_cpu(rx->r3_frags); + dst->htt_msdus = __le32_to_cpu(rx->htt_msdus); + dst->htt_mpdus = __le32_to_cpu(rx->htt_mpdus); + dst->loc_msdus = __le32_to_cpu(rx->loc_msdus); + dst->loc_mpdus = __le32_to_cpu(rx->loc_mpdus); + dst->oversize_amsdu = __le32_to_cpu(rx->oversize_amsdu); + dst->phy_errs = __le32_to_cpu(rx->phy_errs); + dst->phy_err_drop = __le32_to_cpu(rx->phy_err_drop); + dst->mpdu_errs = __le32_to_cpu(rx->mpdu_errs); +} + +static void ath10k_wmi_pull_peer_stats(const struct wmi_peer_stats *src, + struct ath10k_fw_stats_peer *dst) +{ + ether_addr_copy(dst->peer_macaddr, src->peer_macaddr.addr); + dst->peer_rssi = __le32_to_cpu(src->peer_rssi); + dst->peer_tx_rate = __le32_to_cpu(src->peer_tx_rate); +} + +static int ath10k_wmi_main_pull_fw_stats(struct ath10k *ar, + struct sk_buff *skb, + struct ath10k_fw_stats *stats) +{ + const struct wmi_stats_event *ev = (void *)skb->data; + u32 num_pdev_stats, num_vdev_stats, num_peer_stats; + int i; + + if (!skb_pull(skb, sizeof(*ev))) + return -EPROTO; + + num_pdev_stats = __le32_to_cpu(ev->num_pdev_stats); + num_vdev_stats = __le32_to_cpu(ev->num_vdev_stats); + num_peer_stats = __le32_to_cpu(ev->num_peer_stats); + + for (i = 0; i < num_pdev_stats; i++) { + const struct wmi_pdev_stats *src; + struct ath10k_fw_stats_pdev *dst; + + src = (void *)skb->data; + if (!skb_pull(skb, sizeof(*src))) + return -EPROTO; + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ath10k_wmi_pull_pdev_stats(src, dst); + list_add_tail(&dst->list, &stats->pdevs); + } + + /* fw doesn't implement vdev stats */ + + for (i = 0; i < num_peer_stats; i++) { + const struct wmi_peer_stats *src; + struct ath10k_fw_stats_peer *dst; + + src = (void *)skb->data; + if (!skb_pull(skb, sizeof(*src))) + return -EPROTO; + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ath10k_wmi_pull_peer_stats(src, dst); + list_add_tail(&dst->list, &stats->peers); + } + + return 0; +} + +static int ath10k_wmi_10x_pull_fw_stats(struct ath10k *ar, + struct sk_buff *skb, + struct ath10k_fw_stats *stats) +{ + const struct wmi_stats_event *ev = (void *)skb->data; + u32 num_pdev_stats, num_vdev_stats, num_peer_stats; + int i; + + if (!skb_pull(skb, sizeof(*ev))) + return -EPROTO; + + num_pdev_stats = __le32_to_cpu(ev->num_pdev_stats); + num_vdev_stats = __le32_to_cpu(ev->num_vdev_stats); + num_peer_stats = __le32_to_cpu(ev->num_peer_stats); + + for (i = 0; i < num_pdev_stats; i++) { + const struct wmi_10x_pdev_stats *src; + struct ath10k_fw_stats_pdev *dst; + + src = (void *)skb->data; + if (!skb_pull(skb, sizeof(*src))) + return -EPROTO; + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ath10k_wmi_pull_pdev_stats(&src->old, dst); + + dst->ack_rx_bad = __le32_to_cpu(src->ack_rx_bad); + dst->rts_bad = __le32_to_cpu(src->rts_bad); + dst->rts_good = __le32_to_cpu(src->rts_good); + dst->fcs_bad = __le32_to_cpu(src->fcs_bad); + dst->no_beacons = __le32_to_cpu(src->no_beacons); + dst->mib_int_count = __le32_to_cpu(src->mib_int_count); + + list_add_tail(&dst->list, &stats->pdevs); + } + + /* fw doesn't implement vdev stats */ + + for (i = 0; i < num_peer_stats; i++) { + const struct wmi_10x_peer_stats *src; + struct ath10k_fw_stats_peer *dst; + + src = (void *)skb->data; + if (!skb_pull(skb, sizeof(*src))) + return -EPROTO; + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ath10k_wmi_pull_peer_stats(&src->old, dst); + + dst->peer_rx_rate = __le32_to_cpu(src->peer_rx_rate); + + list_add_tail(&dst->list, &stats->peers); + } + + return 0; +} + +int ath10k_wmi_pull_fw_stats(struct ath10k *ar, struct sk_buff *skb, + struct ath10k_fw_stats *stats) +{ + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + return ath10k_wmi_10x_pull_fw_stats(ar, skb, stats); + else + return ath10k_wmi_main_pull_fw_stats(ar, skb, stats); +} + static void ath10k_wmi_event_update_stats(struct ath10k *ar, struct sk_buff *skb) { - struct wmi_stats_event *ev = (struct wmi_stats_event *)skb->data; - ath10k_dbg(ar, ATH10K_DBG_WMI, "WMI_UPDATE_STATS_EVENTID\n"); - - ath10k_debug_read_target_stats(ar, ev); + ath10k_debug_fw_stats_process(ar, skb); } static void ath10k_wmi_event_vdev_start_resp(struct ath10k *ar, @@ -1579,6 +1801,7 @@ static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) struct wmi_bcn_info *bcn_info; struct ath10k_vif *arvif; struct sk_buff *bcn; + dma_addr_t paddr; int ret, vdev_id = 0; ev = (struct wmi_host_swba_event *)skb->data; @@ -1647,27 +1870,37 @@ static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) ath10k_warn(ar, "SWBA overrun on vdev %d\n", arvif->vdev_id); - dma_unmap_single(arvif->ar->dev, - ATH10K_SKB_CB(arvif->beacon)->paddr, - arvif->beacon->len, DMA_TO_DEVICE); - dev_kfree_skb_any(arvif->beacon); - arvif->beacon = NULL; + ath10k_mac_vif_beacon_free(arvif); } - ATH10K_SKB_CB(bcn)->paddr = dma_map_single(arvif->ar->dev, - bcn->data, bcn->len, - DMA_TO_DEVICE); - ret = dma_mapping_error(arvif->ar->dev, - ATH10K_SKB_CB(bcn)->paddr); - if (ret) { - ath10k_warn(ar, "failed to map beacon: %d\n", ret); - dev_kfree_skb_any(bcn); - goto skip; + if (!arvif->beacon_buf) { + paddr = dma_map_single(arvif->ar->dev, bcn->data, + bcn->len, DMA_TO_DEVICE); + ret = dma_mapping_error(arvif->ar->dev, paddr); + if (ret) { + ath10k_warn(ar, "failed to map beacon: %d\n", + ret); + dev_kfree_skb_any(bcn); + goto skip; + } + + ATH10K_SKB_CB(bcn)->paddr = paddr; + } else { + if (bcn->len > IEEE80211_MAX_FRAME_LEN) { + ath10k_warn(ar, "trimming beacon %d -> %d bytes!\n", + bcn->len, IEEE80211_MAX_FRAME_LEN); + skb_trim(bcn, IEEE80211_MAX_FRAME_LEN); + } + memcpy(arvif->beacon_buf, bcn->data, bcn->len); + ATH10K_SKB_CB(bcn)->paddr = arvif->beacon_paddr; } arvif->beacon = bcn; arvif->beacon_sent = false; + trace_ath10k_tx_hdr(ar, bcn->data, bcn->len); + trace_ath10k_tx_payload(ar, bcn->data, bcn->len); + ath10k_wmi_tx_beacon_nowait(arvif); skip: spin_unlock_bh(&ar->data_lock); @@ -1681,8 +1914,8 @@ static void ath10k_wmi_event_tbttoffset_update(struct ath10k *ar, } static void ath10k_dfs_radar_report(struct ath10k *ar, - struct wmi_single_phyerr_rx_event *event, - struct phyerr_radar_report *rr, + const struct wmi_phyerr *phyerr, + const struct phyerr_radar_report *rr, u64 tsf) { u32 reg0, reg1, tsf32l; @@ -1715,12 +1948,12 @@ static void ath10k_dfs_radar_report(struct ath10k *ar, return; /* report event to DFS pattern detector */ - tsf32l = __le32_to_cpu(event->hdr.tsf_timestamp); + tsf32l = __le32_to_cpu(phyerr->tsf_timestamp); tsf64 = tsf & (~0xFFFFFFFFULL); tsf64 |= tsf32l; width = MS(reg1, RADAR_REPORT_REG1_PULSE_DUR); - rssi = event->hdr.rssi_combined; + rssi = phyerr->rssi_combined; /* hardware store this as 8 bit signed value, * set to zero if negative number @@ -1759,8 +1992,8 @@ static void ath10k_dfs_radar_report(struct ath10k *ar, } static int ath10k_dfs_fft_report(struct ath10k *ar, - struct wmi_single_phyerr_rx_event *event, - struct phyerr_fft_report *fftr, + const struct wmi_phyerr *phyerr, + const struct phyerr_fft_report *fftr, u64 tsf) { u32 reg0, reg1; @@ -1768,7 +2001,7 @@ static int ath10k_dfs_fft_report(struct ath10k *ar, reg0 = __le32_to_cpu(fftr->reg0); reg1 = __le32_to_cpu(fftr->reg1); - rssi = event->hdr.rssi_combined; + rssi = phyerr->rssi_combined; ath10k_dbg(ar, ATH10K_DBG_REGULATORY, "wmi phyerr fft report total_gain_db %d base_pwr_db %d fft_chn_idx %d peak_sidx %d\n", @@ -1797,20 +2030,20 @@ static int ath10k_dfs_fft_report(struct ath10k *ar, } static void ath10k_wmi_event_dfs(struct ath10k *ar, - struct wmi_single_phyerr_rx_event *event, + const struct wmi_phyerr *phyerr, u64 tsf) { int buf_len, tlv_len, res, i = 0; - struct phyerr_tlv *tlv; - struct phyerr_radar_report *rr; - struct phyerr_fft_report *fftr; - u8 *tlv_buf; + const struct phyerr_tlv *tlv; + const struct phyerr_radar_report *rr; + const struct phyerr_fft_report *fftr; + const u8 *tlv_buf; - buf_len = __le32_to_cpu(event->hdr.buf_len); + buf_len = __le32_to_cpu(phyerr->buf_len); ath10k_dbg(ar, ATH10K_DBG_REGULATORY, "wmi event dfs err_code %d rssi %d tsfl 0x%X tsf64 0x%llX len %d\n", - event->hdr.phy_err_code, event->hdr.rssi_combined, - __le32_to_cpu(event->hdr.tsf_timestamp), tsf, buf_len); + phyerr->phy_err_code, phyerr->rssi_combined, + __le32_to_cpu(phyerr->tsf_timestamp), tsf, buf_len); /* Skip event if DFS disabled */ if (!config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) @@ -1825,9 +2058,9 @@ static void ath10k_wmi_event_dfs(struct ath10k *ar, return; } - tlv = (struct phyerr_tlv *)&event->bufp[i]; + tlv = (struct phyerr_tlv *)&phyerr->buf[i]; tlv_len = __le16_to_cpu(tlv->len); - tlv_buf = &event->bufp[i + sizeof(*tlv)]; + tlv_buf = &phyerr->buf[i + sizeof(*tlv)]; ath10k_dbg(ar, ATH10K_DBG_REGULATORY, "wmi event dfs tlv_len %d tlv_tag 0x%02X tlv_sig 0x%02X\n", tlv_len, tlv->tag, tlv->sig); @@ -1841,7 +2074,7 @@ static void ath10k_wmi_event_dfs(struct ath10k *ar, } rr = (struct phyerr_radar_report *)tlv_buf; - ath10k_dfs_radar_report(ar, event, rr, tsf); + ath10k_dfs_radar_report(ar, phyerr, rr, tsf); break; case PHYERR_TLV_TAG_SEARCH_FFT_REPORT: if (i + sizeof(*tlv) + sizeof(*fftr) > buf_len) { @@ -1851,7 +2084,7 @@ static void ath10k_wmi_event_dfs(struct ath10k *ar, } fftr = (struct phyerr_fft_report *)tlv_buf; - res = ath10k_dfs_fft_report(ar, event, fftr, tsf); + res = ath10k_dfs_fft_report(ar, phyerr, fftr, tsf); if (res) return; break; @@ -1863,16 +2096,16 @@ static void ath10k_wmi_event_dfs(struct ath10k *ar, static void ath10k_wmi_event_spectral_scan(struct ath10k *ar, - struct wmi_single_phyerr_rx_event *event, + const struct wmi_phyerr *phyerr, u64 tsf) { int buf_len, tlv_len, res, i = 0; struct phyerr_tlv *tlv; - u8 *tlv_buf; - struct phyerr_fft_report *fftr; + const void *tlv_buf; + const struct phyerr_fft_report *fftr; size_t fftr_len; - buf_len = __le32_to_cpu(event->hdr.buf_len); + buf_len = __le32_to_cpu(phyerr->buf_len); while (i < buf_len) { if (i + sizeof(*tlv) > buf_len) { @@ -1881,9 +2114,9 @@ ath10k_wmi_event_spectral_scan(struct ath10k *ar, return; } - tlv = (struct phyerr_tlv *)&event->bufp[i]; + tlv = (struct phyerr_tlv *)&phyerr->buf[i]; tlv_len = __le16_to_cpu(tlv->len); - tlv_buf = &event->bufp[i + sizeof(*tlv)]; + tlv_buf = &phyerr->buf[i + sizeof(*tlv)]; if (i + sizeof(*tlv) + tlv_len > buf_len) { ath10k_warn(ar, "failed to parse phyerr tlv payload at byte %d\n", @@ -1900,8 +2133,8 @@ ath10k_wmi_event_spectral_scan(struct ath10k *ar, } fftr_len = tlv_len - sizeof(*fftr); - fftr = (struct phyerr_fft_report *)tlv_buf; - res = ath10k_spectral_process_fft(ar, event, + fftr = tlv_buf; + res = ath10k_spectral_process_fft(ar, phyerr, fftr, fftr_len, tsf); if (res < 0) { @@ -1918,8 +2151,8 @@ ath10k_wmi_event_spectral_scan(struct ath10k *ar, static void ath10k_wmi_event_phyerr(struct ath10k *ar, struct sk_buff *skb) { - struct wmi_comb_phyerr_rx_event *comb_event; - struct wmi_single_phyerr_rx_event *event; + const struct wmi_phyerr_event *ev; + const struct wmi_phyerr *phyerr; u32 count, i, buf_len, phy_err_code; u64 tsf; int left_len = skb->len; @@ -1927,38 +2160,38 @@ static void ath10k_wmi_event_phyerr(struct ath10k *ar, struct sk_buff *skb) ATH10K_DFS_STAT_INC(ar, phy_errors); /* Check if combined event available */ - if (left_len < sizeof(*comb_event)) { + if (left_len < sizeof(*ev)) { ath10k_warn(ar, "wmi phyerr combined event wrong len\n"); return; } - left_len -= sizeof(*comb_event); + left_len -= sizeof(*ev); /* Check number of included events */ - comb_event = (struct wmi_comb_phyerr_rx_event *)skb->data; - count = __le32_to_cpu(comb_event->hdr.num_phyerr_events); + ev = (const struct wmi_phyerr_event *)skb->data; + count = __le32_to_cpu(ev->num_phyerrs); - tsf = __le32_to_cpu(comb_event->hdr.tsf_u32); + tsf = __le32_to_cpu(ev->tsf_u32); tsf <<= 32; - tsf |= __le32_to_cpu(comb_event->hdr.tsf_l32); + tsf |= __le32_to_cpu(ev->tsf_l32); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi event phyerr count %d tsf64 0x%llX\n", count, tsf); - event = (struct wmi_single_phyerr_rx_event *)comb_event->bufp; + phyerr = ev->phyerrs; for (i = 0; i < count; i++) { /* Check if we can read event header */ - if (left_len < sizeof(*event)) { + if (left_len < sizeof(*phyerr)) { ath10k_warn(ar, "single event (%d) wrong head len\n", i); return; } - left_len -= sizeof(*event); + left_len -= sizeof(*phyerr); - buf_len = __le32_to_cpu(event->hdr.buf_len); - phy_err_code = event->hdr.phy_err_code; + buf_len = __le32_to_cpu(phyerr->buf_len); + phy_err_code = phyerr->phy_err_code; if (left_len < buf_len) { ath10k_warn(ar, "single event (%d) wrong buf len\n", i); @@ -1969,20 +2202,20 @@ static void ath10k_wmi_event_phyerr(struct ath10k *ar, struct sk_buff *skb) switch (phy_err_code) { case PHY_ERROR_RADAR: - ath10k_wmi_event_dfs(ar, event, tsf); + ath10k_wmi_event_dfs(ar, phyerr, tsf); break; case PHY_ERROR_SPECTRAL_SCAN: - ath10k_wmi_event_spectral_scan(ar, event, tsf); + ath10k_wmi_event_spectral_scan(ar, phyerr, tsf); break; case PHY_ERROR_FALSE_RADAR_EXT: - ath10k_wmi_event_dfs(ar, event, tsf); - ath10k_wmi_event_spectral_scan(ar, event, tsf); + ath10k_wmi_event_dfs(ar, phyerr, tsf); + ath10k_wmi_event_spectral_scan(ar, phyerr, tsf); break; default: break; } - event += sizeof(*event) + buf_len; + phyerr = (void *)phyerr + sizeof(*phyerr) + buf_len; } } @@ -2163,30 +2396,113 @@ static int ath10k_wmi_alloc_host_mem(struct ath10k *ar, u32 req_id, return 0; } -static void ath10k_wmi_service_ready_event_rx(struct ath10k *ar, - struct sk_buff *skb) +static int ath10k_wmi_main_pull_svc_rdy_ev(struct sk_buff *skb, + struct wmi_svc_rdy_ev_arg *arg) { - struct wmi_service_ready_event *ev = (void *)skb->data; + struct wmi_service_ready_event *ev; + size_t i, n; + + if (skb->len < sizeof(*ev)) + return -EPROTO; + + ev = (void *)skb->data; + skb_pull(skb, sizeof(*ev)); + arg->min_tx_power = ev->hw_min_tx_power; + arg->max_tx_power = ev->hw_max_tx_power; + arg->ht_cap = ev->ht_cap_info; + arg->vht_cap = ev->vht_cap_info; + arg->sw_ver0 = ev->sw_version; + arg->sw_ver1 = ev->sw_version_1; + arg->phy_capab = ev->phy_capability; + arg->num_rf_chains = ev->num_rf_chains; + arg->eeprom_rd = ev->hal_reg_capabilities.eeprom_rd; + arg->num_mem_reqs = ev->num_mem_reqs; + arg->service_map = ev->wmi_service_bitmap; + + n = min_t(size_t, __le32_to_cpu(arg->num_mem_reqs), + ARRAY_SIZE(arg->mem_reqs)); + for (i = 0; i < n; i++) + arg->mem_reqs[i] = &ev->mem_reqs[i]; + + if (skb->len < + __le32_to_cpu(arg->num_mem_reqs) * sizeof(arg->mem_reqs[0])) + return -EPROTO; + + return 0; +} + +static int ath10k_wmi_10x_pull_svc_rdy_ev(struct sk_buff *skb, + struct wmi_svc_rdy_ev_arg *arg) +{ + struct wmi_10x_service_ready_event *ev; + int i, n; + + if (skb->len < sizeof(*ev)) + return -EPROTO; + + ev = (void *)skb->data; + skb_pull(skb, sizeof(*ev)); + arg->min_tx_power = ev->hw_min_tx_power; + arg->max_tx_power = ev->hw_max_tx_power; + arg->ht_cap = ev->ht_cap_info; + arg->vht_cap = ev->vht_cap_info; + arg->sw_ver0 = ev->sw_version; + arg->phy_capab = ev->phy_capability; + arg->num_rf_chains = ev->num_rf_chains; + arg->eeprom_rd = ev->hal_reg_capabilities.eeprom_rd; + arg->num_mem_reqs = ev->num_mem_reqs; + arg->service_map = ev->wmi_service_bitmap; + + n = min_t(size_t, __le32_to_cpu(arg->num_mem_reqs), + ARRAY_SIZE(arg->mem_reqs)); + for (i = 0; i < n; i++) + arg->mem_reqs[i] = &ev->mem_reqs[i]; + + if (skb->len < + __le32_to_cpu(arg->num_mem_reqs) * sizeof(arg->mem_reqs[0])) + return -EPROTO; + + return 0; +} + +static void ath10k_wmi_event_service_ready(struct ath10k *ar, + struct sk_buff *skb) +{ + struct wmi_svc_rdy_ev_arg arg = {}; + u32 num_units, req_id, unit_size, num_mem_reqs, num_unit_info, i; DECLARE_BITMAP(svc_bmap, WMI_SERVICE_MAX) = {}; + int ret; + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { + ret = ath10k_wmi_10x_pull_svc_rdy_ev(skb, &arg); + wmi_10x_svc_map(arg.service_map, svc_bmap); + } else { + ret = ath10k_wmi_main_pull_svc_rdy_ev(skb, &arg); + wmi_main_svc_map(arg.service_map, svc_bmap); + } - if (skb->len < sizeof(*ev)) { - ath10k_warn(ar, "Service ready event was %d B but expected %zu B. Wrong firmware version?\n", - skb->len, sizeof(*ev)); + if (ret) { + ath10k_warn(ar, "failed to parse service ready: %d\n", ret); return; } - ar->hw_min_tx_power = __le32_to_cpu(ev->hw_min_tx_power); - ar->hw_max_tx_power = __le32_to_cpu(ev->hw_max_tx_power); - ar->ht_cap_info = __le32_to_cpu(ev->ht_cap_info); - ar->vht_cap_info = __le32_to_cpu(ev->vht_cap_info); + ar->hw_min_tx_power = __le32_to_cpu(arg.min_tx_power); + ar->hw_max_tx_power = __le32_to_cpu(arg.max_tx_power); + ar->ht_cap_info = __le32_to_cpu(arg.ht_cap); + ar->vht_cap_info = __le32_to_cpu(arg.vht_cap); ar->fw_version_major = - (__le32_to_cpu(ev->sw_version) & 0xff000000) >> 24; - ar->fw_version_minor = (__le32_to_cpu(ev->sw_version) & 0x00ffffff); + (__le32_to_cpu(arg.sw_ver0) & 0xff000000) >> 24; + ar->fw_version_minor = (__le32_to_cpu(arg.sw_ver0) & 0x00ffffff); ar->fw_version_release = - (__le32_to_cpu(ev->sw_version_1) & 0xffff0000) >> 16; - ar->fw_version_build = (__le32_to_cpu(ev->sw_version_1) & 0x0000ffff); - ar->phy_capability = __le32_to_cpu(ev->phy_capability); - ar->num_rf_chains = __le32_to_cpu(ev->num_rf_chains); + (__le32_to_cpu(arg.sw_ver1) & 0xffff0000) >> 16; + ar->fw_version_build = (__le32_to_cpu(arg.sw_ver1) & 0x0000ffff); + ar->phy_capability = __le32_to_cpu(arg.phy_capab); + ar->num_rf_chains = __le32_to_cpu(arg.num_rf_chains); + ar->ath_common.regulatory.current_rd = __le32_to_cpu(arg.eeprom_rd); + + ath10k_debug_read_service_map(ar, svc_bmap, sizeof(svc_bmap)); + ath10k_dbg_dump(ar, ATH10K_DBG_WMI, NULL, "wmi svc: ", + arg.service_map, sizeof(arg.service_map)); /* only manually set fw features when not using FW IE format */ if (ar->fw_api == 1 && ar->fw_version_build > 636) @@ -2198,13 +2514,8 @@ static void ath10k_wmi_service_ready_event_rx(struct ath10k *ar, ar->num_rf_chains = WMI_MAX_SPATIAL_STREAM; } - ar->ath_common.regulatory.current_rd = - __le32_to_cpu(ev->hal_reg_capabilities.eeprom_rd); - - wmi_main_svc_map(ev->wmi_service_bitmap, svc_bmap); - ath10k_debug_read_service_map(ar, svc_bmap, sizeof(svc_bmap)); - ath10k_dbg_dump(ar, ATH10K_DBG_WMI, NULL, "wmi svc: ", - ev->wmi_service_bitmap, sizeof(ev->wmi_service_bitmap)); + ar->supp_tx_chainmask = (1 << ar->num_rf_chains) - 1; + ar->supp_rx_chainmask = (1 << ar->num_rf_chains) - 1; if (strlen(ar->hw->wiphy->fw_version) == 0) { snprintf(ar->hw->wiphy->fw_version, @@ -2216,93 +2527,18 @@ static void ath10k_wmi_service_ready_event_rx(struct ath10k *ar, ar->fw_version_build); } - /* FIXME: it probably should be better to support this */ - if (__le32_to_cpu(ev->num_mem_reqs) > 0) { - ath10k_warn(ar, "target requested %d memory chunks; ignoring\n", - __le32_to_cpu(ev->num_mem_reqs)); - } - - ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi event service ready sw_ver 0x%08x sw_ver1 0x%08x abi_ver %u phy_cap 0x%08x ht_cap 0x%08x vht_cap 0x%08x vht_supp_msc 0x%08x sys_cap_info 0x%08x mem_reqs %u num_rf_chains %u\n", - __le32_to_cpu(ev->sw_version), - __le32_to_cpu(ev->sw_version_1), - __le32_to_cpu(ev->abi_version), - __le32_to_cpu(ev->phy_capability), - __le32_to_cpu(ev->ht_cap_info), - __le32_to_cpu(ev->vht_cap_info), - __le32_to_cpu(ev->vht_supp_mcs), - __le32_to_cpu(ev->sys_cap_info), - __le32_to_cpu(ev->num_mem_reqs), - __le32_to_cpu(ev->num_rf_chains)); - - complete(&ar->wmi.service_ready); -} - -static void ath10k_wmi_10x_service_ready_event_rx(struct ath10k *ar, - struct sk_buff *skb) -{ - u32 num_units, req_id, unit_size, num_mem_reqs, num_unit_info, i; - int ret; - struct wmi_service_ready_event_10x *ev = (void *)skb->data; - DECLARE_BITMAP(svc_bmap, WMI_SERVICE_MAX) = {}; - - if (skb->len < sizeof(*ev)) { - ath10k_warn(ar, "Service ready event was %d B but expected %zu B. Wrong firmware version?\n", - skb->len, sizeof(*ev)); - return; - } - - ar->hw_min_tx_power = __le32_to_cpu(ev->hw_min_tx_power); - ar->hw_max_tx_power = __le32_to_cpu(ev->hw_max_tx_power); - ar->ht_cap_info = __le32_to_cpu(ev->ht_cap_info); - ar->vht_cap_info = __le32_to_cpu(ev->vht_cap_info); - ar->fw_version_major = - (__le32_to_cpu(ev->sw_version) & 0xff000000) >> 24; - ar->fw_version_minor = (__le32_to_cpu(ev->sw_version) & 0x00ffffff); - ar->phy_capability = __le32_to_cpu(ev->phy_capability); - ar->num_rf_chains = __le32_to_cpu(ev->num_rf_chains); - - if (ar->num_rf_chains > WMI_MAX_SPATIAL_STREAM) { - ath10k_warn(ar, "hardware advertises support for more spatial streams than it should (%d > %d)\n", - ar->num_rf_chains, WMI_MAX_SPATIAL_STREAM); - ar->num_rf_chains = WMI_MAX_SPATIAL_STREAM; - } - - ar->ath_common.regulatory.current_rd = - __le32_to_cpu(ev->hal_reg_capabilities.eeprom_rd); - - wmi_10x_svc_map(ev->wmi_service_bitmap, svc_bmap); - ath10k_debug_read_service_map(ar, svc_bmap, sizeof(svc_bmap)); - ath10k_dbg_dump(ar, ATH10K_DBG_WMI, NULL, "wmi svc: ", - ev->wmi_service_bitmap, sizeof(ev->wmi_service_bitmap)); - - if (strlen(ar->hw->wiphy->fw_version) == 0) { - snprintf(ar->hw->wiphy->fw_version, - sizeof(ar->hw->wiphy->fw_version), - "%u.%u", - ar->fw_version_major, - ar->fw_version_minor); - } - - num_mem_reqs = __le32_to_cpu(ev->num_mem_reqs); - - if (num_mem_reqs > ATH10K_MAX_MEM_REQS) { + num_mem_reqs = __le32_to_cpu(arg.num_mem_reqs); + if (num_mem_reqs > WMI_MAX_MEM_REQS) { ath10k_warn(ar, "requested memory chunks number (%d) exceeds the limit\n", num_mem_reqs); return; } - if (!num_mem_reqs) - goto exit; - - ath10k_dbg(ar, ATH10K_DBG_WMI, "firmware has requested %d memory chunks\n", - num_mem_reqs); - for (i = 0; i < num_mem_reqs; ++i) { - req_id = __le32_to_cpu(ev->mem_reqs[i].req_id); - num_units = __le32_to_cpu(ev->mem_reqs[i].num_units); - unit_size = __le32_to_cpu(ev->mem_reqs[i].unit_size); - num_unit_info = __le32_to_cpu(ev->mem_reqs[i].num_unit_info); + req_id = __le32_to_cpu(arg.mem_reqs[i]->req_id); + num_units = __le32_to_cpu(arg.mem_reqs[i]->num_units); + unit_size = __le32_to_cpu(arg.mem_reqs[i]->unit_size); + num_unit_info = __le32_to_cpu(arg.mem_reqs[i]->num_unit_info); if (num_unit_info & NUM_UNITS_IS_NUM_PEERS) /* number of units to allocate is number of @@ -2316,7 +2552,7 @@ static void ath10k_wmi_10x_service_ready_event_rx(struct ath10k *ar, ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi mem_req_id %d num_units %d num_unit_info %d unit size %d actual units %d\n", req_id, - __le32_to_cpu(ev->mem_reqs[i].num_units), + __le32_to_cpu(arg.mem_reqs[i]->num_units), num_unit_info, unit_size, num_units); @@ -2327,23 +2563,23 @@ static void ath10k_wmi_10x_service_ready_event_rx(struct ath10k *ar, return; } -exit: ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi event service ready sw_ver 0x%08x abi_ver %u phy_cap 0x%08x ht_cap 0x%08x vht_cap 0x%08x vht_supp_msc 0x%08x sys_cap_info 0x%08x mem_reqs %u num_rf_chains %u\n", - __le32_to_cpu(ev->sw_version), - __le32_to_cpu(ev->abi_version), - __le32_to_cpu(ev->phy_capability), - __le32_to_cpu(ev->ht_cap_info), - __le32_to_cpu(ev->vht_cap_info), - __le32_to_cpu(ev->vht_supp_mcs), - __le32_to_cpu(ev->sys_cap_info), - __le32_to_cpu(ev->num_mem_reqs), - __le32_to_cpu(ev->num_rf_chains)); + "wmi event service ready min_tx_power 0x%08x max_tx_power 0x%08x ht_cap 0x%08x vht_cap 0x%08x sw_ver0 0x%08x sw_ver1 0x%08x phy_capab 0x%08x num_rf_chains 0x%08x eeprom_rd 0x%08x num_mem_reqs 0x%08x\n", + __le32_to_cpu(arg.min_tx_power), + __le32_to_cpu(arg.max_tx_power), + __le32_to_cpu(arg.ht_cap), + __le32_to_cpu(arg.vht_cap), + __le32_to_cpu(arg.sw_ver0), + __le32_to_cpu(arg.sw_ver1), + __le32_to_cpu(arg.phy_capab), + __le32_to_cpu(arg.num_rf_chains), + __le32_to_cpu(arg.eeprom_rd), + __le32_to_cpu(arg.num_mem_reqs)); complete(&ar->wmi.service_ready); } -static int ath10k_wmi_ready_event_rx(struct ath10k *ar, struct sk_buff *skb) +static int ath10k_wmi_event_ready(struct ath10k *ar, struct sk_buff *skb) { struct wmi_ready_event *ev = (struct wmi_ready_event *)skb->data; @@ -2466,10 +2702,10 @@ static void ath10k_wmi_main_process_rx(struct ath10k *ar, struct sk_buff *skb) ath10k_wmi_event_vdev_install_key_complete(ar, skb); break; case WMI_SERVICE_READY_EVENTID: - ath10k_wmi_service_ready_event_rx(ar, skb); + ath10k_wmi_event_service_ready(ar, skb); break; case WMI_READY_EVENTID: - ath10k_wmi_ready_event_rx(ar, skb); + ath10k_wmi_event_ready(ar, skb); break; default: ath10k_warn(ar, "Unknown eventid: %d\n", id); @@ -2586,10 +2822,10 @@ static void ath10k_wmi_10x_process_rx(struct ath10k *ar, struct sk_buff *skb) ath10k_wmi_event_vdev_resume_req(ar, skb); break; case WMI_10X_SERVICE_READY_EVENTID: - ath10k_wmi_10x_service_ready_event_rx(ar, skb); + ath10k_wmi_event_service_ready(ar, skb); break; case WMI_10X_READY_EVENTID: - ath10k_wmi_ready_event_rx(ar, skb); + ath10k_wmi_event_ready(ar, skb); break; case WMI_10X_PDEV_UTF_EVENTID: /* ignore utf events */ @@ -2697,10 +2933,10 @@ static void ath10k_wmi_10_2_process_rx(struct ath10k *ar, struct sk_buff *skb) ath10k_wmi_event_vdev_resume_req(ar, skb); break; case WMI_10_2_SERVICE_READY_EVENTID: - ath10k_wmi_10x_service_ready_event_rx(ar, skb); + ath10k_wmi_event_service_ready(ar, skb); break; case WMI_10_2_READY_EVENTID: - ath10k_wmi_ready_event_rx(ar, skb); + ath10k_wmi_event_ready(ar, skb); break; case WMI_10_2_RTT_KEEPALIVE_EVENTID: case WMI_10_2_GPIO_INPUT_EVENTID: @@ -2732,45 +2968,6 @@ static void ath10k_wmi_process_rx(struct ath10k *ar, struct sk_buff *skb) } } -/* WMI Initialization functions */ -int ath10k_wmi_attach(struct ath10k *ar) -{ - if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { - if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features)) - ar->wmi.cmd = &wmi_10_2_cmd_map; - else - ar->wmi.cmd = &wmi_10x_cmd_map; - - ar->wmi.vdev_param = &wmi_10x_vdev_param_map; - ar->wmi.pdev_param = &wmi_10x_pdev_param_map; - } else { - ar->wmi.cmd = &wmi_cmd_map; - ar->wmi.vdev_param = &wmi_vdev_param_map; - ar->wmi.pdev_param = &wmi_pdev_param_map; - } - - init_completion(&ar->wmi.service_ready); - init_completion(&ar->wmi.unified_ready); - init_waitqueue_head(&ar->wmi.tx_credits_wq); - - return 0; -} - -void ath10k_wmi_detach(struct ath10k *ar) -{ - int i; - - /* free the host memory chunks requested by firmware */ - for (i = 0; i < ar->wmi.num_mem_chunks; i++) { - dma_free_coherent(ar->dev, - ar->wmi.mem_chunks[i].len, - ar->wmi.mem_chunks[i].vaddr, - ar->wmi.mem_chunks[i].paddr); - } - - ar->wmi.num_mem_chunks = 0; -} - int ath10k_wmi_connect(struct ath10k *ar) { int status; @@ -2865,42 +3062,6 @@ int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g, ctl2g, ctl5g); } -int ath10k_wmi_pdev_set_channel(struct ath10k *ar, - const struct wmi_channel_arg *arg) -{ - struct wmi_set_channel_cmd *cmd; - struct sk_buff *skb; - u32 ch_flags = 0; - - if (arg->passive) - return -EINVAL; - - skb = ath10k_wmi_alloc_skb(ar, sizeof(*cmd)); - if (!skb) - return -ENOMEM; - - if (arg->chan_radar) - ch_flags |= WMI_CHAN_FLAG_DFS; - - cmd = (struct wmi_set_channel_cmd *)skb->data; - cmd->chan.mhz = __cpu_to_le32(arg->freq); - cmd->chan.band_center_freq1 = __cpu_to_le32(arg->freq); - cmd->chan.mode = arg->mode; - cmd->chan.flags |= __cpu_to_le32(ch_flags); - cmd->chan.min_power = arg->min_power; - cmd->chan.max_power = arg->max_power; - cmd->chan.reg_power = arg->max_reg_power; - cmd->chan.reg_classid = arg->reg_class_id; - cmd->chan.antenna_max = arg->max_antenna_gain; - - ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi set channel mode %d freq %d\n", - arg->mode, arg->freq); - - return ath10k_wmi_cmd_send(ar, skb, - ar->wmi.cmd->pdev_set_channel_cmdid); -} - int ath10k_wmi_pdev_suspend_target(struct ath10k *ar, u32 suspend_opt) { struct wmi_pdev_suspend_cmd *cmd; @@ -2951,13 +3112,34 @@ int ath10k_wmi_pdev_set_param(struct ath10k *ar, u32 id, u32 value) return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->pdev_set_param_cmdid); } +static void ath10k_wmi_put_host_mem_chunks(struct ath10k *ar, + struct wmi_host_mem_chunks *chunks) +{ + struct host_memory_chunk *chunk; + int i; + + chunks->count = __cpu_to_le32(ar->wmi.num_mem_chunks); + + for (i = 0; i < ar->wmi.num_mem_chunks; i++) { + chunk = &chunks->items[i]; + chunk->ptr = __cpu_to_le32(ar->wmi.mem_chunks[i].paddr); + chunk->size = __cpu_to_le32(ar->wmi.mem_chunks[i].len); + chunk->req_id = __cpu_to_le32(ar->wmi.mem_chunks[i].req_id); + + ath10k_dbg(ar, ATH10K_DBG_WMI, + "wmi chunk %d len %d requested, addr 0x%llx\n", + i, + ar->wmi.mem_chunks[i].len, + (unsigned long long)ar->wmi.mem_chunks[i].paddr); + } +} + static int ath10k_wmi_main_cmd_init(struct ath10k *ar) { struct wmi_init_cmd *cmd; struct sk_buff *buf; struct wmi_resource_config config = {}; u32 len, val; - int i; config.num_vdevs = __cpu_to_le32(TARGET_NUM_VDEVS); config.num_peers = __cpu_to_le32(TARGET_NUM_PEERS + TARGET_NUM_VDEVS); @@ -3019,32 +3201,8 @@ static int ath10k_wmi_main_cmd_init(struct ath10k *ar) cmd = (struct wmi_init_cmd *)buf->data; - if (ar->wmi.num_mem_chunks == 0) { - cmd->num_host_mem_chunks = 0; - goto out; - } - - ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi sending %d memory chunks info.\n", - ar->wmi.num_mem_chunks); - - cmd->num_host_mem_chunks = __cpu_to_le32(ar->wmi.num_mem_chunks); - - for (i = 0; i < ar->wmi.num_mem_chunks; i++) { - cmd->host_mem_chunks[i].ptr = - __cpu_to_le32(ar->wmi.mem_chunks[i].paddr); - cmd->host_mem_chunks[i].size = - __cpu_to_le32(ar->wmi.mem_chunks[i].len); - cmd->host_mem_chunks[i].req_id = - __cpu_to_le32(ar->wmi.mem_chunks[i].req_id); - - ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi chunk %d len %d requested, addr 0x%llx\n", - i, - ar->wmi.mem_chunks[i].len, - (unsigned long long)ar->wmi.mem_chunks[i].paddr); - } -out: memcpy(&cmd->resource_config, &config, sizeof(config)); + ath10k_wmi_put_host_mem_chunks(ar, &cmd->mem_chunks); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi init\n"); return ath10k_wmi_cmd_send(ar, buf, ar->wmi.cmd->init_cmdid); @@ -3056,7 +3214,6 @@ static int ath10k_wmi_10x_cmd_init(struct ath10k *ar) struct sk_buff *buf; struct wmi_resource_config_10x config = {}; u32 len, val; - int i; config.num_vdevs = __cpu_to_le32(TARGET_10X_NUM_VDEVS); config.num_peers = __cpu_to_le32(TARGET_10X_NUM_PEERS); @@ -3110,32 +3267,8 @@ static int ath10k_wmi_10x_cmd_init(struct ath10k *ar) cmd = (struct wmi_init_cmd_10x *)buf->data; - if (ar->wmi.num_mem_chunks == 0) { - cmd->num_host_mem_chunks = 0; - goto out; - } - - ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi sending %d memory chunks info.\n", - ar->wmi.num_mem_chunks); - - cmd->num_host_mem_chunks = __cpu_to_le32(ar->wmi.num_mem_chunks); - - for (i = 0; i < ar->wmi.num_mem_chunks; i++) { - cmd->host_mem_chunks[i].ptr = - __cpu_to_le32(ar->wmi.mem_chunks[i].paddr); - cmd->host_mem_chunks[i].size = - __cpu_to_le32(ar->wmi.mem_chunks[i].len); - cmd->host_mem_chunks[i].req_id = - __cpu_to_le32(ar->wmi.mem_chunks[i].req_id); - - ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi chunk %d len %d requested, addr 0x%llx\n", - i, - ar->wmi.mem_chunks[i].len, - (unsigned long long)ar->wmi.mem_chunks[i].paddr); - } -out: memcpy(&cmd->resource_config, &config, sizeof(config)); + ath10k_wmi_put_host_mem_chunks(ar, &cmd->mem_chunks); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi init 10x\n"); return ath10k_wmi_cmd_send(ar, buf, ar->wmi.cmd->init_cmdid); @@ -3147,7 +3280,6 @@ static int ath10k_wmi_10_2_cmd_init(struct ath10k *ar) struct sk_buff *buf; struct wmi_resource_config_10x config = {}; u32 len, val; - int i; config.num_vdevs = __cpu_to_le32(TARGET_10X_NUM_VDEVS); config.num_peers = __cpu_to_le32(TARGET_10X_NUM_PEERS); @@ -3201,32 +3333,8 @@ static int ath10k_wmi_10_2_cmd_init(struct ath10k *ar) cmd = (struct wmi_init_cmd_10_2 *)buf->data; - if (ar->wmi.num_mem_chunks == 0) { - cmd->num_host_mem_chunks = 0; - goto out; - } - - ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi sending %d memory chunks info.\n", - ar->wmi.num_mem_chunks); - - cmd->num_host_mem_chunks = __cpu_to_le32(ar->wmi.num_mem_chunks); - - for (i = 0; i < ar->wmi.num_mem_chunks; i++) { - cmd->host_mem_chunks[i].ptr = - __cpu_to_le32(ar->wmi.mem_chunks[i].paddr); - cmd->host_mem_chunks[i].size = - __cpu_to_le32(ar->wmi.mem_chunks[i].len); - cmd->host_mem_chunks[i].req_id = - __cpu_to_le32(ar->wmi.mem_chunks[i].req_id); - - ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi chunk %d len %d requested, addr 0x%llx\n", - i, - ar->wmi.mem_chunks[i].len, - (unsigned long long)ar->wmi.mem_chunks[i].paddr); - } -out: memcpy(&cmd->resource_config.common, &config, sizeof(config)); + ath10k_wmi_put_host_mem_chunks(ar, &cmd->mem_chunks); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi init 10.2\n"); return ath10k_wmi_cmd_send(ar, buf, ar->wmi.cmd->init_cmdid); @@ -3248,52 +3356,50 @@ int ath10k_wmi_cmd_init(struct ath10k *ar) return ret; } -static int ath10k_wmi_start_scan_calc_len(struct ath10k *ar, - const struct wmi_start_scan_arg *arg) +static int ath10k_wmi_start_scan_verify(const struct wmi_start_scan_arg *arg) { - int len; + if (arg->ie_len && !arg->ie) + return -EINVAL; + if (arg->n_channels && !arg->channels) + return -EINVAL; + if (arg->n_ssids && !arg->ssids) + return -EINVAL; + if (arg->n_bssids && !arg->bssids) + return -EINVAL; - if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) - len = sizeof(struct wmi_start_scan_cmd_10x); - else - len = sizeof(struct wmi_start_scan_cmd); + if (arg->ie_len > WLAN_SCAN_PARAMS_MAX_IE_LEN) + return -EINVAL; + if (arg->n_channels > ARRAY_SIZE(arg->channels)) + return -EINVAL; + if (arg->n_ssids > WLAN_SCAN_PARAMS_MAX_SSID) + return -EINVAL; + if (arg->n_bssids > WLAN_SCAN_PARAMS_MAX_BSSID) + return -EINVAL; - if (arg->ie_len) { - if (!arg->ie) - return -EINVAL; - if (arg->ie_len > WLAN_SCAN_PARAMS_MAX_IE_LEN) - return -EINVAL; + return 0; +} + +static size_t +ath10k_wmi_start_scan_tlvs_len(const struct wmi_start_scan_arg *arg) +{ + int len = 0; + if (arg->ie_len) { len += sizeof(struct wmi_ie_data); len += roundup(arg->ie_len, 4); } if (arg->n_channels) { - if (!arg->channels) - return -EINVAL; - if (arg->n_channels > ARRAY_SIZE(arg->channels)) - return -EINVAL; - len += sizeof(struct wmi_chan_list); len += sizeof(__le32) * arg->n_channels; } if (arg->n_ssids) { - if (!arg->ssids) - return -EINVAL; - if (arg->n_ssids > WLAN_SCAN_PARAMS_MAX_SSID) - return -EINVAL; - len += sizeof(struct wmi_ssid_list); len += sizeof(struct wmi_ssid) * arg->n_ssids; } if (arg->n_bssids) { - if (!arg->bssids) - return -EINVAL; - if (arg->n_bssids > WLAN_SCAN_PARAMS_MAX_BSSID) - return -EINVAL; - len += sizeof(struct wmi_bssid_list); len += sizeof(struct wmi_mac_addr) * arg->n_bssids; } @@ -3301,28 +3407,12 @@ static int ath10k_wmi_start_scan_calc_len(struct ath10k *ar, return len; } -int ath10k_wmi_start_scan(struct ath10k *ar, - const struct wmi_start_scan_arg *arg) +static void +ath10k_wmi_put_start_scan_common(struct wmi_start_scan_common *cmn, + const struct wmi_start_scan_arg *arg) { - struct wmi_start_scan_cmd *cmd; - struct sk_buff *skb; - struct wmi_ie_data *ie; - struct wmi_chan_list *channels; - struct wmi_ssid_list *ssids; - struct wmi_bssid_list *bssids; u32 scan_id; u32 scan_req_id; - int off; - int len = 0; - int i; - - len = ath10k_wmi_start_scan_calc_len(ar, arg); - if (len < 0) - return len; /* len contains error code here */ - - skb = ath10k_wmi_alloc_skb(ar, len); - if (!skb) - return -ENOMEM; scan_id = WMI_HOST_SCAN_REQ_ID_PREFIX; scan_id |= arg->scan_id; @@ -3330,35 +3420,36 @@ int ath10k_wmi_start_scan(struct ath10k *ar, scan_req_id = WMI_HOST_SCAN_REQUESTOR_ID_PREFIX; scan_req_id |= arg->scan_req_id; - cmd = (struct wmi_start_scan_cmd *)skb->data; - cmd->scan_id = __cpu_to_le32(scan_id); - cmd->scan_req_id = __cpu_to_le32(scan_req_id); - cmd->vdev_id = __cpu_to_le32(arg->vdev_id); - cmd->scan_priority = __cpu_to_le32(arg->scan_priority); - cmd->notify_scan_events = __cpu_to_le32(arg->notify_scan_events); - cmd->dwell_time_active = __cpu_to_le32(arg->dwell_time_active); - cmd->dwell_time_passive = __cpu_to_le32(arg->dwell_time_passive); - cmd->min_rest_time = __cpu_to_le32(arg->min_rest_time); - cmd->max_rest_time = __cpu_to_le32(arg->max_rest_time); - cmd->repeat_probe_time = __cpu_to_le32(arg->repeat_probe_time); - cmd->probe_spacing_time = __cpu_to_le32(arg->probe_spacing_time); - cmd->idle_time = __cpu_to_le32(arg->idle_time); - cmd->max_scan_time = __cpu_to_le32(arg->max_scan_time); - cmd->probe_delay = __cpu_to_le32(arg->probe_delay); - cmd->scan_ctrl_flags = __cpu_to_le32(arg->scan_ctrl_flags); - - /* TLV list starts after fields included in the struct */ - /* There's just one filed that differes the two start_scan - * structures - burst_duration, which we are not using btw, - no point to make the split here, just shift the buffer to fit with - given FW */ - if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) - off = sizeof(struct wmi_start_scan_cmd_10x); - else - off = sizeof(struct wmi_start_scan_cmd); + cmn->scan_id = __cpu_to_le32(scan_id); + cmn->scan_req_id = __cpu_to_le32(scan_req_id); + cmn->vdev_id = __cpu_to_le32(arg->vdev_id); + cmn->scan_priority = __cpu_to_le32(arg->scan_priority); + cmn->notify_scan_events = __cpu_to_le32(arg->notify_scan_events); + cmn->dwell_time_active = __cpu_to_le32(arg->dwell_time_active); + cmn->dwell_time_passive = __cpu_to_le32(arg->dwell_time_passive); + cmn->min_rest_time = __cpu_to_le32(arg->min_rest_time); + cmn->max_rest_time = __cpu_to_le32(arg->max_rest_time); + cmn->repeat_probe_time = __cpu_to_le32(arg->repeat_probe_time); + cmn->probe_spacing_time = __cpu_to_le32(arg->probe_spacing_time); + cmn->idle_time = __cpu_to_le32(arg->idle_time); + cmn->max_scan_time = __cpu_to_le32(arg->max_scan_time); + cmn->probe_delay = __cpu_to_le32(arg->probe_delay); + cmn->scan_ctrl_flags = __cpu_to_le32(arg->scan_ctrl_flags); +} + +static void +ath10k_wmi_put_start_scan_tlvs(struct wmi_start_scan_tlvs *tlvs, + const struct wmi_start_scan_arg *arg) +{ + struct wmi_ie_data *ie; + struct wmi_chan_list *channels; + struct wmi_ssid_list *ssids; + struct wmi_bssid_list *bssids; + void *ptr = tlvs->tlvs; + int i; if (arg->n_channels) { - channels = (void *)skb->data + off; + channels = ptr; channels->tag = __cpu_to_le32(WMI_CHAN_LIST_TAG); channels->num_chan = __cpu_to_le32(arg->n_channels); @@ -3366,12 +3457,12 @@ int ath10k_wmi_start_scan(struct ath10k *ar, channels->channel_list[i].freq = __cpu_to_le16(arg->channels[i]); - off += sizeof(*channels); - off += sizeof(__le32) * arg->n_channels; + ptr += sizeof(*channels); + ptr += sizeof(__le32) * arg->n_channels; } if (arg->n_ssids) { - ssids = (void *)skb->data + off; + ssids = ptr; ssids->tag = __cpu_to_le32(WMI_SSID_LIST_TAG); ssids->num_ssids = __cpu_to_le32(arg->n_ssids); @@ -3383,12 +3474,12 @@ int ath10k_wmi_start_scan(struct ath10k *ar, arg->ssids[i].len); } - off += sizeof(*ssids); - off += sizeof(struct wmi_ssid) * arg->n_ssids; + ptr += sizeof(*ssids); + ptr += sizeof(struct wmi_ssid) * arg->n_ssids; } if (arg->n_bssids) { - bssids = (void *)skb->data + off; + bssids = ptr; bssids->tag = __cpu_to_le32(WMI_BSSID_LIST_TAG); bssids->num_bssid = __cpu_to_le32(arg->n_bssids); @@ -3397,23 +3488,57 @@ int ath10k_wmi_start_scan(struct ath10k *ar, arg->bssids[i].bssid, ETH_ALEN); - off += sizeof(*bssids); - off += sizeof(struct wmi_mac_addr) * arg->n_bssids; + ptr += sizeof(*bssids); + ptr += sizeof(struct wmi_mac_addr) * arg->n_bssids; } if (arg->ie_len) { - ie = (void *)skb->data + off; + ie = ptr; ie->tag = __cpu_to_le32(WMI_IE_TAG); ie->ie_len = __cpu_to_le32(arg->ie_len); memcpy(ie->ie_data, arg->ie, arg->ie_len); - off += sizeof(*ie); - off += roundup(arg->ie_len, 4); + ptr += sizeof(*ie); + ptr += roundup(arg->ie_len, 4); } +} - if (off != skb->len) { - dev_kfree_skb(skb); - return -EINVAL; +int ath10k_wmi_start_scan(struct ath10k *ar, + const struct wmi_start_scan_arg *arg) +{ + struct sk_buff *skb; + size_t len; + int ret; + + ret = ath10k_wmi_start_scan_verify(arg); + if (ret) + return ret; + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + len = sizeof(struct wmi_10x_start_scan_cmd) + + ath10k_wmi_start_scan_tlvs_len(arg); + else + len = sizeof(struct wmi_start_scan_cmd) + + ath10k_wmi_start_scan_tlvs_len(arg); + + skb = ath10k_wmi_alloc_skb(ar, len); + if (!skb) + return -ENOMEM; + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { + struct wmi_10x_start_scan_cmd *cmd; + + cmd = (struct wmi_10x_start_scan_cmd *)skb->data; + ath10k_wmi_put_start_scan_common(&cmd->common, arg); + ath10k_wmi_put_start_scan_tlvs(&cmd->tlvs, arg); + } else { + struct wmi_start_scan_cmd *cmd; + + cmd = (struct wmi_start_scan_cmd *)skb->data; + cmd->burst_duration_ms = __cpu_to_le32(0); + + ath10k_wmi_put_start_scan_common(&cmd->common, arg); + ath10k_wmi_put_start_scan_tlvs(&cmd->tlvs, arg); } ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi start scan\n"); @@ -3532,7 +3657,6 @@ ath10k_wmi_vdev_start_restart(struct ath10k *ar, struct sk_buff *skb; const char *cmdname; u32 flags = 0; - u32 ch_flags = 0; if (cmd_id != ar->wmi.cmd->vdev_start_request_cmdid && cmd_id != ar->wmi.cmd->vdev_restart_request_cmdid) @@ -3559,8 +3683,6 @@ ath10k_wmi_vdev_start_restart(struct ath10k *ar, flags |= WMI_VDEV_START_HIDDEN_SSID; if (arg->pmf_enabled) flags |= WMI_VDEV_START_PMF_ENABLED; - if (arg->channel.chan_radar) - ch_flags |= WMI_CHAN_FLAG_DFS; cmd = (struct wmi_vdev_start_request_cmd *)skb->data; cmd->vdev_id = __cpu_to_le32(arg->vdev_id); @@ -3576,18 +3698,7 @@ ath10k_wmi_vdev_start_restart(struct ath10k *ar, memcpy(cmd->ssid.ssid, arg->ssid, arg->ssid_len); } - cmd->chan.mhz = __cpu_to_le32(arg->channel.freq); - - cmd->chan.band_center_freq1 = - __cpu_to_le32(arg->channel.band_center_freq1); - - cmd->chan.mode = arg->channel.mode; - cmd->chan.flags |= __cpu_to_le32(ch_flags); - cmd->chan.min_power = arg->channel.min_power; - cmd->chan.max_power = arg->channel.max_power; - cmd->chan.reg_power = arg->channel.max_reg_power; - cmd->chan.reg_classid = arg->channel.reg_class_id; - cmd->chan.antenna_max = arg->channel.max_antenna_gain; + ath10k_wmi_put_wmi_channel(&cmd->chan, &arg->channel); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi vdev %s id 0x%x flags: 0x%0X, freq %d, mode %d, ch_flags: 0x%0X, max_power: %d\n", @@ -3968,35 +4079,10 @@ int ath10k_wmi_scan_chan_list(struct ath10k *ar, cmd->num_scan_chans = __cpu_to_le32(arg->n_channels); for (i = 0; i < arg->n_channels; i++) { - u32 flags = 0; - ch = &arg->channels[i]; ci = &cmd->chan_info[i]; - if (ch->passive) - flags |= WMI_CHAN_FLAG_PASSIVE; - if (ch->allow_ibss) - flags |= WMI_CHAN_FLAG_ADHOC_ALLOWED; - if (ch->allow_ht) - flags |= WMI_CHAN_FLAG_ALLOW_HT; - if (ch->allow_vht) - flags |= WMI_CHAN_FLAG_ALLOW_VHT; - if (ch->ht40plus) - flags |= WMI_CHAN_FLAG_HT40_PLUS; - if (ch->chan_radar) - flags |= WMI_CHAN_FLAG_DFS; - - ci->mhz = __cpu_to_le32(ch->freq); - ci->band_center_freq1 = __cpu_to_le32(ch->freq); - ci->band_center_freq2 = 0; - ci->min_power = ch->min_power; - ci->max_power = ch->max_power; - ci->reg_power = ch->max_reg_power; - ci->antenna_max = ch->max_antenna_gain; - - /* mode & flags share storage */ - ci->mode = ch->mode; - ci->flags |= __cpu_to_le32(flags); + ath10k_wmi_put_wmi_channel(ci, ch); } return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->scan_chan_list_cmdid); @@ -4108,9 +4194,9 @@ int ath10k_wmi_peer_assoc(struct ath10k *ar, if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features)) - ath10k_wmi_peer_assoc_fill_10_1(ar, skb->data, arg); - else ath10k_wmi_peer_assoc_fill_10_2(ar, skb->data, arg); + else + ath10k_wmi_peer_assoc_fill_10_1(ar, skb->data, arg); } else { ath10k_wmi_peer_assoc_fill_main(ar, skb->data, arg); } @@ -4267,3 +4353,73 @@ int ath10k_wmi_dbglog_cfg(struct ath10k *ar, u32 module_enable) return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->dbglog_cfg_cmdid); } + +int ath10k_wmi_pdev_pktlog_enable(struct ath10k *ar, u32 ev_bitmap) +{ + struct wmi_pdev_pktlog_enable_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(ar, sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + ev_bitmap &= ATH10K_PKTLOG_ANY; + ath10k_dbg(ar, ATH10K_DBG_WMI, + "wmi enable pktlog filter:%x\n", ev_bitmap); + + cmd = (struct wmi_pdev_pktlog_enable_cmd *)skb->data; + cmd->ev_bitmap = __cpu_to_le32(ev_bitmap); + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->pdev_pktlog_enable_cmdid); +} + +int ath10k_wmi_pdev_pktlog_disable(struct ath10k *ar) +{ + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(ar, 0); + if (!skb) + return -ENOMEM; + + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi disable pktlog\n"); + + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->pdev_pktlog_disable_cmdid); +} + +int ath10k_wmi_attach(struct ath10k *ar) +{ + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { + if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features)) + ar->wmi.cmd = &wmi_10_2_cmd_map; + else + ar->wmi.cmd = &wmi_10x_cmd_map; + + ar->wmi.vdev_param = &wmi_10x_vdev_param_map; + ar->wmi.pdev_param = &wmi_10x_pdev_param_map; + } else { + ar->wmi.cmd = &wmi_cmd_map; + ar->wmi.vdev_param = &wmi_vdev_param_map; + ar->wmi.pdev_param = &wmi_pdev_param_map; + } + + init_completion(&ar->wmi.service_ready); + init_completion(&ar->wmi.unified_ready); + + return 0; +} + +void ath10k_wmi_detach(struct ath10k *ar) +{ + int i; + + /* free the host memory chunks requested by firmware */ + for (i = 0; i < ar->wmi.num_mem_chunks; i++) { + dma_free_coherent(ar->dev, + ar->wmi.mem_chunks[i].len, + ar->wmi.mem_chunks[i].vaddr, + ar->wmi.mem_chunks[i].paddr); + } + + ar->wmi.num_mem_chunks = 0; +} diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 86f5ebccfe79..a38d788a6101 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -1428,11 +1428,11 @@ struct wmi_service_ready_event { * where FW can access this memory directly (or) by DMA. */ __le32 num_mem_reqs; - struct wlan_host_mem_req mem_reqs[1]; + struct wlan_host_mem_req mem_reqs[0]; } __packed; /* This is the definition from 10.X firmware branch */ -struct wmi_service_ready_event_10x { +struct wmi_10x_service_ready_event { __le32 sw_version; __le32 abi_version; @@ -1467,7 +1467,7 @@ struct wmi_service_ready_event_10x { */ __le32 num_mem_reqs; - struct wlan_host_mem_req mem_reqs[1]; + struct wlan_host_mem_req mem_reqs[0]; } __packed; #define WMI_SERVICE_READY_TIMEOUT_HZ (5*HZ) @@ -1883,38 +1883,26 @@ struct host_memory_chunk { __le32 size; } __packed; +struct wmi_host_mem_chunks { + __le32 count; + /* some fw revisions require at least 1 chunk regardless of count */ + struct host_memory_chunk items[1]; +} __packed; + struct wmi_init_cmd { struct wmi_resource_config resource_config; - __le32 num_host_mem_chunks; - - /* - * variable number of host memory chunks. - * This should be the last element in the structure - */ - struct host_memory_chunk host_mem_chunks[1]; + struct wmi_host_mem_chunks mem_chunks; } __packed; /* _10x stucture is from 10.X FW API */ struct wmi_init_cmd_10x { struct wmi_resource_config_10x resource_config; - __le32 num_host_mem_chunks; - - /* - * variable number of host memory chunks. - * This should be the last element in the structure - */ - struct host_memory_chunk host_mem_chunks[1]; + struct wmi_host_mem_chunks mem_chunks; } __packed; struct wmi_init_cmd_10_2 { struct wmi_resource_config_10_2 resource_config; - __le32 num_host_mem_chunks; - - /* - * variable number of host memory chunks. - * This should be the last element in the structure - */ - struct host_memory_chunk host_mem_chunks[1]; + struct wmi_host_mem_chunks mem_chunks; } __packed; struct wmi_chan_list_entry { @@ -1974,7 +1962,7 @@ enum wmi_scan_priority { WMI_SCAN_PRIORITY_COUNT /* number of priorities supported */ }; -struct wmi_start_scan_cmd { +struct wmi_start_scan_common { /* Scan ID */ __le32 scan_id; /* Scan requestor ID */ @@ -2032,95 +2020,25 @@ struct wmi_start_scan_cmd { __le32 probe_delay; /* Scan control flags */ __le32 scan_ctrl_flags; - - /* Burst duration time in msecs */ - __le32 burst_duration; - /* - * TLV (tag length value ) paramerters follow the scan_cmd structure. - * TLV can contain channel list, bssid list, ssid list and - * ie. the TLV tags are defined above; - */ } __packed; -/* This is the definition from 10.X firmware branch */ -struct wmi_start_scan_cmd_10x { - /* Scan ID */ - __le32 scan_id; - - /* Scan requestor ID */ - __le32 scan_req_id; - - /* VDEV id(interface) that is requesting scan */ - __le32 vdev_id; - - /* Scan Priority, input to scan scheduler */ - __le32 scan_priority; - - /* Scan events subscription */ - __le32 notify_scan_events; - - /* dwell time in msec on active channels */ - __le32 dwell_time_active; - - /* dwell time in msec on passive channels */ - __le32 dwell_time_passive; - - /* - * min time in msec on the BSS channel,only valid if atleast one - * VDEV is active - */ - __le32 min_rest_time; - - /* - * max rest time in msec on the BSS channel,only valid if at least - * one VDEV is active - */ - /* - * the scanner will rest on the bss channel at least min_rest_time - * after min_rest_time the scanner will start checking for tx/rx - * activity on all VDEVs. if there is no activity the scanner will - * switch to off channel. if there is activity the scanner will let - * the radio on the bss channel until max_rest_time expires.at - * max_rest_time scanner will switch to off channel irrespective of - * activity. activity is determined by the idle_time parameter. - */ - __le32 max_rest_time; - - /* - * time before sending next set of probe requests. - * The scanner keeps repeating probe requests transmission with - * period specified by repeat_probe_time. - * The number of probe requests specified depends on the ssid_list - * and bssid_list - */ - __le32 repeat_probe_time; - - /* time in msec between 2 consequetive probe requests with in a set. */ - __le32 probe_spacing_time; - - /* - * data inactivity time in msec on bss channel that will be used by - * scanner for measuring the inactivity. - */ - __le32 idle_time; - - /* maximum time in msec allowed for scan */ - __le32 max_scan_time; - - /* - * delay in msec before sending first probe request after switching - * to a channel +struct wmi_start_scan_tlvs { + /* TLV parameters. These includes channel list, ssid list, bssid list, + * extra ies. */ - __le32 probe_delay; + u8 tlvs[0]; +} __packed; - /* Scan control flags */ - __le32 scan_ctrl_flags; +struct wmi_start_scan_cmd { + struct wmi_start_scan_common common; + __le32 burst_duration_ms; + struct wmi_start_scan_tlvs tlvs; +} __packed; - /* - * TLV (tag length value ) paramerters follow the scan_cmd structure. - * TLV can contain channel list, bssid list, ssid list and - * ie. the TLV tags are defined above; - */ +/* This is the definition from 10.X firmware branch */ +struct wmi_10x_start_scan_cmd { + struct wmi_start_scan_common common; + struct wmi_start_scan_tlvs tlvs; } __packed; struct wmi_ssid_arg { @@ -2306,94 +2224,25 @@ struct wmi_mgmt_rx_event_v2 { #define PHY_ERROR_FALSE_RADAR_EXT 0x24 #define PHY_ERROR_RADAR 0x05 -struct wmi_single_phyerr_rx_hdr { - /* TSF timestamp */ +struct wmi_phyerr { __le32 tsf_timestamp; - - /* - * Current freq1, freq2 - * - * [7:0]: freq1[lo] - * [15:8] : freq1[hi] - * [23:16]: freq2[lo] - * [31:24]: freq2[hi] - */ __le16 freq1; __le16 freq2; - - /* - * Combined RSSI over all chains and channel width for this PHY error - * - * [7:0]: RSSI combined - * [15:8]: Channel width (MHz) - * [23:16]: PHY error code - * [24:16]: reserved (future use) - */ u8 rssi_combined; u8 chan_width_mhz; u8 phy_err_code; u8 rsvd0; - - /* - * RSSI on chain 0 through 3 - * - * This is formatted the same as the PPDU_START RX descriptor - * field: - * - * [7:0]: pri20 - * [15:8]: sec20 - * [23:16]: sec40 - * [31:24]: sec80 - */ - - __le32 rssi_chain0; - __le32 rssi_chain1; - __le32 rssi_chain2; - __le32 rssi_chain3; - - /* - * Last calibrated NF value for chain 0 through 3 - * - * nf_list_1: - * - * + [15:0] - chain 0 - * + [31:16] - chain 1 - * - * nf_list_2: - * - * + [15:0] - chain 2 - * + [31:16] - chain 3 - */ - __le32 nf_list_1; - __le32 nf_list_2; - - /* Length of the frame */ + __le32 rssi_chains[4]; + __le16 nf_chains[4]; __le32 buf_len; + u8 buf[0]; } __packed; -struct wmi_single_phyerr_rx_event { - /* Phy error event header */ - struct wmi_single_phyerr_rx_hdr hdr; - /* frame buffer */ - u8 bufp[0]; -} __packed; - -struct wmi_comb_phyerr_rx_hdr { - /* Phy error phy error count */ - __le32 num_phyerr_events; +struct wmi_phyerr_event { + __le32 num_phyerrs; __le32 tsf_l32; __le32 tsf_u32; -} __packed; - -struct wmi_comb_phyerr_rx_event { - /* Phy error phy error count */ - struct wmi_comb_phyerr_rx_hdr hdr; - /* - * frame buffer - contains multiple payloads in the order: - * header - payload, header - payload... - * (The header is of type: wmi_single_phyerr_rx_hdr) - */ - u8 bufp[0]; + struct wmi_phyerr phyerrs[0]; } __packed; #define PHYERR_TLV_SIG 0xBB @@ -2908,11 +2757,6 @@ enum wmi_tp_scale { WMI_TP_SCALE_SIZE = 5, /* max num of enum */ }; -struct wmi_set_channel_cmd { - /* channel (only frequency and mode info are used) */ - struct wmi_channel chan; -} __packed; - struct wmi_pdev_chanlist_update_event { /* number of channels */ __le32 num_chan; @@ -2943,6 +2787,10 @@ struct wmi_pdev_set_channel_cmd { struct wmi_channel chan; } __packed; +struct wmi_pdev_pktlog_enable_cmd { + __le32 ev_bitmap; +} __packed; + /* Customize the DSCP (bit) to TID (0-7) mapping for QOS */ #define WMI_DSCP_MAP_MAX (64) struct wmi_pdev_set_dscp_tid_map_cmd { @@ -3177,7 +3025,7 @@ struct wmi_stats_event { * PDEV statistics * TODO: add all PDEV stats here */ -struct wmi_pdev_stats_old { +struct wmi_pdev_stats { __le32 chan_nf; /* Channel noise floor */ __le32 tx_frame_count; /* TX frame count */ __le32 rx_frame_count; /* RX frame count */ @@ -3188,15 +3036,8 @@ struct wmi_pdev_stats_old { struct wal_dbg_stats wal; /* WAL dbg stats */ } __packed; -struct wmi_pdev_stats_10x { - __le32 chan_nf; /* Channel noise floor */ - __le32 tx_frame_count; /* TX frame count */ - __le32 rx_frame_count; /* RX frame count */ - __le32 rx_clear_count; /* rx clear count */ - __le32 cycle_count; /* cycle count */ - __le32 phy_err_count; /* Phy error count */ - __le32 chan_tx_pwr; /* channel tx power */ - struct wal_dbg_stats wal; /* WAL dbg stats */ +struct wmi_10x_pdev_stats { + struct wmi_pdev_stats old; __le32 ack_rx_bad; __le32 rts_bad; __le32 rts_good; @@ -3217,16 +3058,14 @@ struct wmi_vdev_stats { * peer statistics. * TODO: add more stats */ -struct wmi_peer_stats_old { +struct wmi_peer_stats { struct wmi_mac_addr peer_macaddr; __le32 peer_rssi; __le32 peer_tx_rate; } __packed; -struct wmi_peer_stats_10x { - struct wmi_mac_addr peer_macaddr; - __le32 peer_rssi; - __le32 peer_tx_rate; +struct wmi_10x_peer_stats { + struct wmi_peer_stats old; __le32 peer_rx_rate; } __packed; @@ -4719,8 +4558,26 @@ struct wmi_dbglog_cfg_cmd { /* By default disable power save for IBSS */ #define ATH10K_DEFAULT_ATIM 0 +#define WMI_MAX_MEM_REQS 16 + +struct wmi_svc_rdy_ev_arg { + __le32 min_tx_power; + __le32 max_tx_power; + __le32 ht_cap; + __le32 vht_cap; + __le32 sw_ver0; + __le32 sw_ver1; + __le32 phy_capab; + __le32 num_rf_chains; + __le32 eeprom_rd; + __le32 num_mem_reqs; + const __le32 *service_map; + const struct wlan_host_mem_req *mem_reqs[WMI_MAX_MEM_REQS]; +}; + struct ath10k; struct ath10k_vif; +struct ath10k_fw_stats; int ath10k_wmi_attach(struct ath10k *ar); void ath10k_wmi_detach(struct ath10k *ar); @@ -4732,8 +4589,6 @@ int ath10k_wmi_connect(struct ath10k *ar); struct sk_buff *ath10k_wmi_alloc_skb(struct ath10k *ar, u32 len); int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, u32 cmd_id); -int ath10k_wmi_pdev_set_channel(struct ath10k *ar, - const struct wmi_channel_arg *); int ath10k_wmi_pdev_suspend_target(struct ath10k *ar, u32 suspend_opt); int ath10k_wmi_pdev_resume_target(struct ath10k *ar); int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g, @@ -4794,5 +4649,9 @@ int ath10k_wmi_force_fw_hang(struct ath10k *ar, enum wmi_force_fw_hang_type type, u32 delay_ms); int ath10k_wmi_mgmt_tx(struct ath10k *ar, struct sk_buff *skb); int ath10k_wmi_dbglog_cfg(struct ath10k *ar, u32 module_enable); +int ath10k_wmi_pull_fw_stats(struct ath10k *ar, struct sk_buff *skb, + struct ath10k_fw_stats *stats); +int ath10k_wmi_pdev_pktlog_enable(struct ath10k *ar, u32 ev_list); +int ath10k_wmi_pdev_pktlog_disable(struct ath10k *ar); #endif /* _WMI_H_ */ diff --git a/drivers/net/wireless/ath/ath6kl/common.h b/drivers/net/wireless/ath/ath6kl/common.h index 05debf700a84..4f82e8632d37 100644 --- a/drivers/net/wireless/ath/ath6kl/common.h +++ b/drivers/net/wireless/ath/ath6kl/common.h @@ -22,7 +22,7 @@ #define ATH6KL_MAX_IE 256 -__printf(2, 3) int ath6kl_printk(const char *level, const char *fmt, ...); +__printf(2, 3) void ath6kl_printk(const char *level, const char *fmt, ...); /* * Reflects the version of binary interface exposed by ATH6KL target diff --git a/drivers/net/wireless/ath/ath6kl/debug.c b/drivers/net/wireless/ath/ath6kl/debug.c index 55c4064dd506..81ba48d2938b 100644 --- a/drivers/net/wireless/ath/ath6kl/debug.c +++ b/drivers/net/wireless/ath/ath6kl/debug.c @@ -37,76 +37,64 @@ struct ath6kl_fwlog_slot { #define ATH6KL_FWLOG_VALID_MASK 0x1ffff -int ath6kl_printk(const char *level, const char *fmt, ...) +void ath6kl_printk(const char *level, const char *fmt, ...) { struct va_format vaf; va_list args; - int rtn; va_start(args, fmt); vaf.fmt = fmt; vaf.va = &args; - rtn = printk("%sath6kl: %pV", level, &vaf); + printk("%sath6kl: %pV", level, &vaf); va_end(args); - - return rtn; } EXPORT_SYMBOL(ath6kl_printk); -int ath6kl_info(const char *fmt, ...) +void ath6kl_info(const char *fmt, ...) { struct va_format vaf = { .fmt = fmt, }; va_list args; - int ret; va_start(args, fmt); vaf.va = &args; - ret = ath6kl_printk(KERN_INFO, "%pV", &vaf); + ath6kl_printk(KERN_INFO, "%pV", &vaf); trace_ath6kl_log_info(&vaf); va_end(args); - - return ret; } EXPORT_SYMBOL(ath6kl_info); -int ath6kl_err(const char *fmt, ...) +void ath6kl_err(const char *fmt, ...) { struct va_format vaf = { .fmt = fmt, }; va_list args; - int ret; va_start(args, fmt); vaf.va = &args; - ret = ath6kl_printk(KERN_ERR, "%pV", &vaf); + ath6kl_printk(KERN_ERR, "%pV", &vaf); trace_ath6kl_log_err(&vaf); va_end(args); - - return ret; } EXPORT_SYMBOL(ath6kl_err); -int ath6kl_warn(const char *fmt, ...) +void ath6kl_warn(const char *fmt, ...) { struct va_format vaf = { .fmt = fmt, }; va_list args; - int ret; va_start(args, fmt); vaf.va = &args; - ret = ath6kl_printk(KERN_WARNING, "%pV", &vaf); + ath6kl_printk(KERN_WARNING, "%pV", &vaf); trace_ath6kl_log_warn(&vaf); va_end(args); - - return ret; } EXPORT_SYMBOL(ath6kl_warn); diff --git a/drivers/net/wireless/ath/ath6kl/debug.h b/drivers/net/wireless/ath/ath6kl/debug.h index e194c10d9f00..19106ed28961 100644 --- a/drivers/net/wireless/ath/ath6kl/debug.h +++ b/drivers/net/wireless/ath/ath6kl/debug.h @@ -50,10 +50,10 @@ enum ATH6K_DEBUG_MASK { }; extern unsigned int debug_mask; -__printf(2, 3) int ath6kl_printk(const char *level, const char *fmt, ...); -__printf(1, 2) int ath6kl_info(const char *fmt, ...); -__printf(1, 2) int ath6kl_err(const char *fmt, ...); -__printf(1, 2) int ath6kl_warn(const char *fmt, ...); +__printf(2, 3) void ath6kl_printk(const char *level, const char *fmt, ...); +__printf(1, 2) void ath6kl_info(const char *fmt, ...); +__printf(1, 2) void ath6kl_err(const char *fmt, ...); +__printf(1, 2) void ath6kl_warn(const char *fmt, ...); enum ath6kl_war { ATH6KL_WAR_INVALID_RATE, @@ -81,10 +81,9 @@ int ath6kl_debug_init_fs(struct ath6kl *ar); void ath6kl_debug_cleanup(struct ath6kl *ar); #else -static inline int ath6kl_dbg(enum ATH6K_DEBUG_MASK dbg_mask, - const char *fmt, ...) +static inline void ath6kl_dbg(enum ATH6K_DEBUG_MASK dbg_mask, + const char *fmt, ...) { - return 0; } static inline void ath6kl_dbg_dump(enum ATH6K_DEBUG_MASK mask, diff --git a/drivers/net/wireless/ath/ath6kl/usb.c b/drivers/net/wireless/ath/ath6kl/usb.c index a6a5e40b3e98..9da3594fd010 100644 --- a/drivers/net/wireless/ath/ath6kl/usb.c +++ b/drivers/net/wireless/ath/ath6kl/usb.c @@ -1193,18 +1193,10 @@ static int ath6kl_usb_pm_resume(struct usb_interface *interface) return 0; } -static int ath6kl_usb_pm_reset_resume(struct usb_interface *intf) -{ - if (usb_get_intfdata(intf)) - ath6kl_usb_remove(intf); - return 0; -} - #else #define ath6kl_usb_pm_suspend NULL #define ath6kl_usb_pm_resume NULL -#define ath6kl_usb_pm_reset_resume NULL #endif @@ -1222,7 +1214,6 @@ static struct usb_driver ath6kl_usb_driver = { .probe = ath6kl_usb_probe, .suspend = ath6kl_usb_pm_suspend, .resume = ath6kl_usb_pm_resume, - .reset_resume = ath6kl_usb_pm_reset_resume, .disconnect = ath6kl_usb_remove, .id_table = ath6kl_usb_ids, .supports_autosuspend = true, diff --git a/drivers/net/wireless/ath/ath9k/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig index 896e63281b3b..ca101d7cb99f 100644 --- a/drivers/net/wireless/ath/ath9k/Kconfig +++ b/drivers/net/wireless/ath/ath9k/Kconfig @@ -148,6 +148,11 @@ config ATH9K_CHANNEL_CONTEXT for multi-channel concurrency. Enable this if P2P PowerSave support is required. +config ATH9K_PCOEM + bool "Atheros ath9k support for PC OEM cards" if EXPERT + depends on ATH9K + default y + config ATH9K_HTC tristate "Atheros HTC based wireless cards support" depends on USB && MAC80211 diff --git a/drivers/net/wireless/ath/ath9k/Makefile b/drivers/net/wireless/ath/ath9k/Makefile index 73704c1be736..473972288a84 100644 --- a/drivers/net/wireless/ath/ath9k/Makefile +++ b/drivers/net/wireless/ath/ath9k/Makefile @@ -16,8 +16,7 @@ ath9k-$(CONFIG_ATH9K_DFS_CERTIFIED) += dfs.o ath9k-$(CONFIG_ATH9K_TX99) += tx99.o ath9k-$(CONFIG_ATH9K_WOW) += wow.o -ath9k-$(CONFIG_ATH9K_DEBUGFS) += debug.o \ - spectral.o +ath9k-$(CONFIG_ATH9K_DEBUGFS) += debug.o ath9k-$(CONFIG_ATH9K_STATION_STATISTICS) += debug_sta.o @@ -32,7 +31,6 @@ ath9k_hw-y:= \ ar5008_phy.o \ ar9002_calib.o \ ar9003_calib.o \ - ar9003_rtt.o \ calib.o \ eeprom.o \ eeprom_def.o \ @@ -50,6 +48,8 @@ ath9k_hw-$(CONFIG_ATH9K_WOW) += ar9003_wow.o ath9k_hw-$(CONFIG_ATH9K_BTCOEX_SUPPORT) += btcoex.o \ ar9003_mci.o +ath9k_hw-$(CONFIG_ATH9K_PCOEM) += ar9003_rtt.o + ath9k_hw-$(CONFIG_ATH9K_DYNACK) += dynack.o obj-$(CONFIG_ATH9K_HW) += ath9k_hw.o @@ -58,7 +58,8 @@ obj-$(CONFIG_ATH9K_COMMON) += ath9k_common.o ath9k_common-y:= common.o \ common-init.o \ common-beacon.o \ - common-debug.o + common-debug.o \ + common-spectral.o ath9k_htc-y += htc_hst.o \ hif_usb.o \ diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c index b72d0be716db..5829074208fa 100644 --- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c @@ -1190,7 +1190,7 @@ static void ar5008_hw_set_nf_limits(struct ath_hw *ah) static void ar5008_hw_set_radar_params(struct ath_hw *ah, struct ath_hw_radar_conf *conf) { - u32 radar_0 = 0, radar_1 = 0; + u32 radar_0 = 0, radar_1; if (!conf) { REG_CLR_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_ENA); @@ -1204,6 +1204,9 @@ static void ar5008_hw_set_radar_params(struct ath_hw *ah, radar_0 |= SM(conf->pulse_rssi, AR_PHY_RADAR_0_PRSSI); radar_0 |= SM(conf->pulse_inband, AR_PHY_RADAR_0_INBAND); + radar_1 = REG_READ(ah, AR_PHY_RADAR_1); + radar_1 &= ~(AR_PHY_RADAR_1_MAXLEN | AR_PHY_RADAR_1_RELSTEP_THRESH | + AR_PHY_RADAR_1_RELPWR_THRESH); radar_1 |= AR_PHY_RADAR_1_MAX_RRSSI; radar_1 |= AR_PHY_RADAR_1_BLOCK_CHECK; radar_1 |= SM(conf->pulse_maxlen, AR_PHY_RADAR_1_MAXLEN); @@ -1225,7 +1228,7 @@ static void ar5008_hw_set_radar_conf(struct ath_hw *ah) conf->fir_power = -33; conf->radar_rssi = 20; conf->pulse_height = 10; - conf->pulse_rssi = 24; + conf->pulse_rssi = 15; conf->pulse_inband = 15; conf->pulse_maxlen = 255; conf->pulse_inband_step = 12; diff --git a/drivers/net/wireless/ath/ath9k/ar9002_calib.c b/drivers/net/wireless/ath/ath9k/ar9002_calib.c index cdc74005650c..42190b67c671 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c @@ -657,31 +657,29 @@ static void ar9002_hw_olc_temp_compensation(struct ath_hw *ah) ar9280_hw_olc_temp_compensation(ah); } -static bool ar9002_hw_calibrate(struct ath_hw *ah, - struct ath9k_channel *chan, - u8 rxchainmask, - bool longcal) +static int ar9002_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan, + u8 rxchainmask, bool longcal) { - bool iscaldone = true; struct ath9k_cal_list *currCal = ah->cal_list_curr; - bool nfcal, nfcal_pending = false; + bool nfcal, nfcal_pending = false, percal_pending; + int ret; nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF); if (ah->caldata) nfcal_pending = test_bit(NFCAL_PENDING, &ah->caldata->cal_flags); - if (currCal && !nfcal && - (currCal->calState == CAL_RUNNING || - currCal->calState == CAL_WAITING)) { - iscaldone = ar9002_hw_per_calibration(ah, chan, - rxchainmask, currCal); - if (iscaldone) { - ah->cal_list_curr = currCal = currCal->calNext; - - if (currCal->calState == CAL_WAITING) { - iscaldone = false; - ath9k_hw_reset_calibration(ah, currCal); - } + percal_pending = (currCal && + (currCal->calState == CAL_RUNNING || + currCal->calState == CAL_WAITING)); + + if (percal_pending && !nfcal) { + if (!ar9002_hw_per_calibration(ah, chan, rxchainmask, currCal)) + return 0; + + ah->cal_list_curr = currCal = currCal->calNext; + if (currCal->calState == CAL_WAITING) { + ath9k_hw_reset_calibration(ah, currCal); + return 0; } } @@ -698,7 +696,9 @@ static bool ar9002_hw_calibrate(struct ath_hw *ah, * NF is slow time-variant, so it is OK to use a * historical value. */ - ath9k_hw_loadnf(ah, ah->curchan); + ret = ath9k_hw_loadnf(ah, ah->curchan); + if (ret < 0) + return ret; } if (longcal) { @@ -709,7 +709,7 @@ static bool ar9002_hw_calibrate(struct ath_hw *ah, } } - return iscaldone; + return !percal_pending; } /* Carrier leakage Calibration fix */ @@ -856,6 +856,8 @@ static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) /* Do PA Calibration */ ar9002_hw_pa_cal(ah, true); + ath9k_hw_loadnf(ah, chan); + ath9k_hw_start_nfcal(ah, true); if (ah->caldata) set_bit(NFCAL_PENDING, &ah->caldata->cal_flags); diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.c b/drivers/net/wireless/ath/ath9k/ar9002_phy.c index 9a2afa2c690b..fc08162b5820 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c @@ -643,9 +643,12 @@ static void ar9002_hw_spectral_scan_config(struct ath_hw *ah, * and fix otherwise. */ count = param->count; - if (param->endless) - count = 0x80; - else if (count & 0x80) + if (param->endless) { + if (AR_SREV_9271(ah)) + count = 0; + else + count = 0x80; + } else if (count & 0x80) count = 0x7f; REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN, diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index ac8301ef5242..06ab71db6e80 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -121,13 +121,12 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah, return iscaldone; } -static bool ar9003_hw_calibrate(struct ath_hw *ah, - struct ath9k_channel *chan, - u8 rxchainmask, - bool longcal) +static int ar9003_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan, + u8 rxchainmask, bool longcal) { bool iscaldone = true; struct ath9k_cal_list *currCal = ah->cal_list_curr; + int ret; /* * For given calibration: @@ -163,7 +162,9 @@ static bool ar9003_hw_calibrate(struct ath_hw *ah, * NF is slow time-variant, so it is OK to use a historical * value. */ - ath9k_hw_loadnf(ah, ah->curchan); + ret = ath9k_hw_loadnf(ah, ah->curchan); + if (ret < 0) + return ret; /* start NF calibration, without updating BB NF register */ ath9k_hw_start_nfcal(ah, false); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 80c6eacbda53..e726e405152c 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -4079,27 +4079,28 @@ static int ar9003_hw_get_thermometer(struct ath_hw *ah) static void ar9003_hw_thermometer_apply(struct ath_hw *ah) { + struct ath9k_hw_capabilities *pCap = &ah->caps; int thermometer = ar9003_hw_get_thermometer(ah); u8 therm_on = (thermometer < 0) ? 0 : 1; REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_RXTX4, AR_PHY_65NM_CH0_RXTX4_THERM_ON_OVR, therm_on); - if (ah->caps.tx_chainmask & BIT(1)) + if (pCap->chip_chainmask & BIT(1)) REG_RMW_FIELD(ah, AR_PHY_65NM_CH1_RXTX4, AR_PHY_65NM_CH0_RXTX4_THERM_ON_OVR, therm_on); - if (ah->caps.tx_chainmask & BIT(2)) + if (pCap->chip_chainmask & BIT(2)) REG_RMW_FIELD(ah, AR_PHY_65NM_CH2_RXTX4, AR_PHY_65NM_CH0_RXTX4_THERM_ON_OVR, therm_on); therm_on = (thermometer < 0) ? 0 : (thermometer == 0); REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_RXTX4, AR_PHY_65NM_CH0_RXTX4_THERM_ON, therm_on); - if (ah->caps.tx_chainmask & BIT(1)) { + if (pCap->chip_chainmask & BIT(1)) { therm_on = (thermometer < 0) ? 0 : (thermometer == 1); REG_RMW_FIELD(ah, AR_PHY_65NM_CH1_RXTX4, AR_PHY_65NM_CH0_RXTX4_THERM_ON, therm_on); } - if (ah->caps.tx_chainmask & BIT(2)) { + if (pCap->chip_chainmask & BIT(2)) { therm_on = (thermometer < 0) ? 0 : (thermometer == 2); REG_RMW_FIELD(ah, AR_PHY_65NM_CH2_RXTX4, AR_PHY_65NM_CH0_RXTX4_THERM_ON, therm_on); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c index ddef9eedbac6..06ad2172030e 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c @@ -333,12 +333,29 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) qca953x_1p0_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], qca953x_1p0_soc_postamble); - INIT_INI_ARRAY(&ah->iniModesRxGain, - qca953x_1p0_common_wo_xlna_rx_gain_table); - INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, - qca953x_1p0_common_wo_xlna_rx_gain_bounds); - INIT_INI_ARRAY(&ah->iniModesTxGain, - qca953x_1p0_modes_no_xpa_tx_gain_table); + + if (AR_SREV_9531_20(ah)) { + INIT_INI_ARRAY(&ah->iniModesRxGain, + qca953x_2p0_common_wo_xlna_rx_gain_table); + INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, + qca953x_2p0_common_wo_xlna_rx_gain_bounds); + } else { + INIT_INI_ARRAY(&ah->iniModesRxGain, + qca953x_1p0_common_wo_xlna_rx_gain_table); + INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, + qca953x_1p0_common_wo_xlna_rx_gain_bounds); + } + + if (AR_SREV_9531_20(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_2p0_modes_no_xpa_tx_gain_table); + else if (AR_SREV_9531_11(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_1p1_modes_no_xpa_tx_gain_table); + else + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_1p0_modes_no_xpa_tx_gain_table); + INIT_INI_ARRAY(&ah->iniModesFastClock, qca953x_1p0_modes_fast_clock); } else if (AR_SREV_9580(ah)) { @@ -518,9 +535,15 @@ static void ar9003_tx_gain_table_mode0(struct ath_hw *ah) else if (AR_SREV_9550(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar955x_1p0_modes_xpa_tx_gain_table); - else if (AR_SREV_9531(ah)) + else if (AR_SREV_9531_10(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_1p0_modes_xpa_tx_gain_table); + else if (AR_SREV_9531_11(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_1p1_modes_xpa_tx_gain_table); + else if (AR_SREV_9531_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, - qca953x_1p0_modes_xpa_tx_gain_table); + qca953x_2p0_modes_xpa_tx_gain_table); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_lowest_ob_db_tx_gain_table); @@ -562,7 +585,10 @@ static void ar9003_tx_gain_table_mode1(struct ath_hw *ah) INIT_INI_ARRAY(&ah->iniModesTxGain, ar955x_1p0_modes_no_xpa_tx_gain_table); else if (AR_SREV_9531(ah)) { - if (AR_SREV_9531_11(ah)) + if (AR_SREV_9531_20(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_2p0_modes_no_xpa_tx_gain_table); + else if (AR_SREV_9531_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_1p1_modes_no_xpa_tx_gain_table); else @@ -670,9 +696,6 @@ static void ar9003_tx_gain_table_mode5(struct ath_hw *ah) if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_green_ob_db_tx_gain_1_1); - else if (AR_SREV_9340(ah)) - INIT_INI_ARRAY(&ah->iniModesTxGain, - ar9340Modes_ub124_tx_gain_table_1p0); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_type5_tx_gain_table); @@ -792,11 +815,16 @@ static void ar9003_rx_gain_table_mode1(struct ath_hw *ah) ar955x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, ar955x_1p0_common_wo_xlna_rx_gain_bounds); - } else if (AR_SREV_9531(ah)) { + } else if (AR_SREV_9531_10(ah) || AR_SREV_9531_11(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, qca953x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca953x_1p0_common_wo_xlna_rx_gain_bounds); + } else if (AR_SREV_9531_20(ah)) { + INIT_INI_ARRAY(&ah->iniModesRxGain, + qca953x_2p0_common_wo_xlna_rx_gain_table); + INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, + qca953x_2p0_common_wo_xlna_rx_gain_bounds); } else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9580_1p0_wo_xlna_rx_gain_table); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index 697c4ae90af0..9bdaa0afc37f 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -1348,7 +1348,7 @@ static void ar9003_hw_set_radar_params(struct ath_hw *ah, struct ath_hw_radar_conf *conf) { unsigned int regWrites = 0; - u32 radar_0 = 0, radar_1 = 0; + u32 radar_0 = 0, radar_1; if (!conf) { REG_CLR_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_ENA); @@ -1362,6 +1362,9 @@ static void ar9003_hw_set_radar_params(struct ath_hw *ah, radar_0 |= SM(conf->pulse_rssi, AR_PHY_RADAR_0_PRSSI); radar_0 |= SM(conf->pulse_inband, AR_PHY_RADAR_0_INBAND); + radar_1 = REG_READ(ah, AR_PHY_RADAR_1); + radar_1 &= ~(AR_PHY_RADAR_1_MAXLEN | AR_PHY_RADAR_1_RELSTEP_THRESH | + AR_PHY_RADAR_1_RELPWR_THRESH); radar_1 |= AR_PHY_RADAR_1_MAX_RRSSI; radar_1 |= AR_PHY_RADAR_1_BLOCK_CHECK; radar_1 |= SM(conf->pulse_maxlen, AR_PHY_RADAR_1_MAXLEN); @@ -1388,7 +1391,7 @@ static void ar9003_hw_set_radar_conf(struct ath_hw *ah) conf->fir_power = -28; conf->radar_rssi = 0; conf->pulse_height = 10; - conf->pulse_rssi = 24; + conf->pulse_rssi = 15; conf->pulse_inband = 8; conf->pulse_maxlen = 255; conf->pulse_inband_step = 12; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_rtt.h b/drivers/net/wireless/ath/ath9k/ar9003_rtt.h index a43b30d723a4..6290467a75a0 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_rtt.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_rtt.h @@ -17,6 +17,7 @@ #ifndef AR9003_RTT_H #define AR9003_RTT_H +#ifdef CONFIG_ATH9K_PCOEM void ar9003_hw_rtt_enable(struct ath_hw *ah); void ar9003_hw_rtt_disable(struct ath_hw *ah); void ar9003_hw_rtt_set_mask(struct ath_hw *ah, u32 rtt_mask); @@ -25,5 +26,40 @@ void ar9003_hw_rtt_load_hist(struct ath_hw *ah); void ar9003_hw_rtt_fill_hist(struct ath_hw *ah); void ar9003_hw_rtt_clear_hist(struct ath_hw *ah); bool ar9003_hw_rtt_restore(struct ath_hw *ah, struct ath9k_channel *chan); +#else +static inline void ar9003_hw_rtt_enable(struct ath_hw *ah) +{ +} + +static inline void ar9003_hw_rtt_disable(struct ath_hw *ah) +{ +} + +static inline void ar9003_hw_rtt_set_mask(struct ath_hw *ah, u32 rtt_mask) +{ +} + +static inline bool ar9003_hw_rtt_force_restore(struct ath_hw *ah) +{ + return false; +} + +static inline void ar9003_hw_rtt_load_hist(struct ath_hw *ah) +{ +} + +static inline void ar9003_hw_rtt_fill_hist(struct ath_hw *ah) +{ +} + +static inline void ar9003_hw_rtt_clear_hist(struct ath_hw *ah) +{ +} + +static inline bool ar9003_hw_rtt_restore(struct ath_hw *ah, struct ath9k_channel *chan) +{ + return false; +} +#endif #endif diff --git a/drivers/net/wireless/ath/ath9k/ar953x_initvals.h b/drivers/net/wireless/ath/ath9k/ar953x_initvals.h index 812a9d787bf3..159cc6fd2362 100644 --- a/drivers/net/wireless/ath/ath9k/ar953x_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar953x_initvals.h @@ -20,6 +20,8 @@ #define qca953x_1p0_mac_postamble ar9300_2p2_mac_postamble +#define qca953x_1p0_soc_preamble ar955x_1p0_soc_preamble + #define qca953x_1p0_soc_postamble ar9300_2p2_soc_postamble #define qca953x_1p0_common_rx_gain_table ar9300Common_rx_gain_table_2p2 @@ -28,6 +30,10 @@ #define qca953x_1p0_modes_fast_clock ar9300Modes_fast_clock_2p2 +#define qca953x_1p0_common_wo_xlna_rx_gain_bounds ar955x_1p0_common_wo_xlna_rx_gain_bounds + +#define qca953x_1p0_common_rx_gain_bounds ar955x_1p0_common_rx_gain_bounds + static const u32 qca953x_1p0_mac_core[][2] = { /* Addr allmodes */ {0x00000008, 0x00000000}, @@ -490,35 +496,6 @@ static const u32 qca953x_1p0_radio_postamble[][5] = { {0x00016540, 0x10804008, 0x10804008, 0x50804000, 0x50804000}, }; -static const u32 qca953x_1p0_soc_preamble[][2] = { - /* Addr allmodes */ - {0x00007000, 0x00000000}, - {0x00007004, 0x00000000}, - {0x00007008, 0x00000000}, - {0x0000700c, 0x00000000}, - {0x0000701c, 0x00000000}, - {0x00007020, 0x00000000}, - {0x00007024, 0x00000000}, - {0x00007028, 0x00000000}, - {0x0000702c, 0x00000000}, - {0x00007030, 0x00000000}, - {0x00007034, 0x00000002}, - {0x00007038, 0x000004c2}, - {0x00007048, 0x00000000}, -}; - -static const u32 qca953x_1p0_common_rx_gain_bounds[][5] = { - /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x00009e44, 0xfe321e27, 0xfe321e27, 0xfe291e27, 0xfe291e27}, - {0x00009e48, 0x5030201a, 0x5030201a, 0x50302018, 0x50302018}, -}; - -static const u32 qca953x_1p0_common_wo_xlna_rx_gain_bounds[][5] = { - /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x00009e44, 0xfe321e27, 0xfe321e27, 0xfe291e27, 0xfe291e27}, - {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, -}; - static const u32 qca953x_1p0_modes_xpa_tx_gain_table[][2] = { /* Addr allmodes */ {0x0000a2dc, 0xfffd5aaa}, @@ -715,8 +692,73 @@ static const u32 qca953x_1p1_modes_no_xpa_tx_gain_table[][2] = { {0x00016448, 0x6c927a70}, }; +static const u32 qca953x_1p1_modes_xpa_tx_gain_table[][2] = { + /* Addr allmodes */ + {0x0000a2dc, 0xfffb52aa}, + {0x0000a2e0, 0xfffd64cc}, + {0x0000a2e4, 0xfffe80f0}, + {0x0000a2e8, 0xffffff00}, + {0x0000a410, 0x000050d5}, + {0x0000a500, 0x00000000}, + {0x0000a504, 0x04000002}, + {0x0000a508, 0x08000004}, + {0x0000a50c, 0x0c000006}, + {0x0000a510, 0x1000000a}, + {0x0000a514, 0x1400000c}, + {0x0000a518, 0x1800000e}, + {0x0000a51c, 0x1c000048}, + {0x0000a520, 0x2000004a}, + {0x0000a524, 0x2400004c}, + {0x0000a528, 0x2800004e}, + {0x0000a52c, 0x2b00024a}, + {0x0000a530, 0x2f00024c}, + {0x0000a534, 0x3300024e}, + {0x0000a538, 0x36000668}, + {0x0000a53c, 0x38000669}, + {0x0000a540, 0x3a000868}, + {0x0000a544, 0x3d00086a}, + {0x0000a548, 0x4000086c}, + {0x0000a54c, 0x4200086e}, + {0x0000a550, 0x43000a6e}, + {0x0000a554, 0x43000a6e}, + {0x0000a558, 0x43000a6e}, + {0x0000a55c, 0x43000a6e}, + {0x0000a560, 0x43000a6e}, + {0x0000a564, 0x43000a6e}, + {0x0000a568, 0x43000a6e}, + {0x0000a56c, 0x43000a6e}, + {0x0000a570, 0x43000a6e}, + {0x0000a574, 0x43000a6e}, + {0x0000a578, 0x43000a6e}, + {0x0000a57c, 0x43000a6e}, + {0x0000a600, 0x00000000}, + {0x0000a604, 0x00000000}, + {0x0000a608, 0x00000000}, + {0x0000a60c, 0x03804000}, + {0x0000a610, 0x03804e01}, + {0x0000a614, 0x03804e01}, + {0x0000a618, 0x03804e01}, + {0x0000a61c, 0x04009002}, + {0x0000a620, 0x04009002}, + {0x0000a624, 0x04009002}, + {0x0000a628, 0x04009002}, + {0x0000a62c, 0x04009002}, + {0x0000a630, 0x04009002}, + {0x0000a634, 0x04009002}, + {0x0000a638, 0x04009002}, + {0x0000a63c, 0x04009002}, + {0x0000b2dc, 0xfffb52aa}, + {0x0000b2e0, 0xfffd64cc}, + {0x0000b2e4, 0xfffe80f0}, + {0x0000b2e8, 0xffffff00}, + {0x00016044, 0x024922db}, + {0x00016048, 0x6c927a70}, + {0x00016444, 0x024922db}, + {0x00016448, 0x6c927a70}, +}; + static const u32 qca953x_2p0_baseband_core[][2] = { - /* Addr allmodes */ + /* Addr allmodes */ {0x00009800, 0xafe68e30}, {0x00009804, 0xfd14e000}, {0x00009808, 0x9c0a9f6b}, @@ -914,4 +956,400 @@ static const u32 qca953x_2p0_baseband_postamble[][5] = { {0x0000b284, 0x00000000, 0x00000000, 0x00000010, 0x00000010}, }; +static const u32 qca953x_2p0_common_wo_xlna_rx_gain_table[][2] = { + /* Addr allmodes */ + {0x0000a000, 0x00010000}, + {0x0000a004, 0x00030002}, + {0x0000a008, 0x00050004}, + {0x0000a00c, 0x00810080}, + {0x0000a010, 0x00830082}, + {0x0000a014, 0x01810180}, + {0x0000a018, 0x01830182}, + {0x0000a01c, 0x01850184}, + {0x0000a020, 0x01890188}, + {0x0000a024, 0x018b018a}, + {0x0000a028, 0x018d018c}, + {0x0000a02c, 0x03820190}, + {0x0000a030, 0x03840383}, + {0x0000a034, 0x03880385}, + {0x0000a038, 0x038a0389}, + {0x0000a03c, 0x038c038b}, + {0x0000a040, 0x0390038d}, + {0x0000a044, 0x03920391}, + {0x0000a048, 0x03940393}, + {0x0000a04c, 0x03960395}, + {0x0000a050, 0x00000000}, + {0x0000a054, 0x00000000}, + {0x0000a058, 0x00000000}, + {0x0000a05c, 0x00000000}, + {0x0000a060, 0x00000000}, + {0x0000a064, 0x00000000}, + {0x0000a068, 0x00000000}, + {0x0000a06c, 0x00000000}, + {0x0000a070, 0x00000000}, + {0x0000a074, 0x00000000}, + {0x0000a078, 0x00000000}, + {0x0000a07c, 0x00000000}, + {0x0000a080, 0x29292929}, + {0x0000a084, 0x29292929}, + {0x0000a088, 0x29292929}, + {0x0000a08c, 0x29292929}, + {0x0000a090, 0x22292929}, + {0x0000a094, 0x1d1d2222}, + {0x0000a098, 0x0c111117}, + {0x0000a09c, 0x00030303}, + {0x0000a0a0, 0x00000000}, + {0x0000a0a4, 0x00000000}, + {0x0000a0a8, 0x00000000}, + {0x0000a0ac, 0x00000000}, + {0x0000a0b0, 0x00000000}, + {0x0000a0b4, 0x00000000}, + {0x0000a0b8, 0x00000000}, + {0x0000a0bc, 0x00000000}, + {0x0000a0c0, 0x001f0000}, + {0x0000a0c4, 0x01000101}, + {0x0000a0c8, 0x011e011f}, + {0x0000a0cc, 0x011c011d}, + {0x0000a0d0, 0x02030204}, + {0x0000a0d4, 0x02010202}, + {0x0000a0d8, 0x021f0200}, + {0x0000a0dc, 0x0302021e}, + {0x0000a0e0, 0x03000301}, + {0x0000a0e4, 0x031e031f}, + {0x0000a0e8, 0x0402031d}, + {0x0000a0ec, 0x04000401}, + {0x0000a0f0, 0x041e041f}, + {0x0000a0f4, 0x0502041d}, + {0x0000a0f8, 0x05000501}, + {0x0000a0fc, 0x051e051f}, + {0x0000a100, 0x06010602}, + {0x0000a104, 0x061f0600}, + {0x0000a108, 0x061d061e}, + {0x0000a10c, 0x07020703}, + {0x0000a110, 0x07000701}, + {0x0000a114, 0x00000000}, + {0x0000a118, 0x00000000}, + {0x0000a11c, 0x00000000}, + {0x0000a120, 0x00000000}, + {0x0000a124, 0x00000000}, + {0x0000a128, 0x00000000}, + {0x0000a12c, 0x00000000}, + {0x0000a130, 0x00000000}, + {0x0000a134, 0x00000000}, + {0x0000a138, 0x00000000}, + {0x0000a13c, 0x00000000}, + {0x0000a140, 0x001f0000}, + {0x0000a144, 0x01000101}, + {0x0000a148, 0x011e011f}, + {0x0000a14c, 0x011c011d}, + {0x0000a150, 0x02030204}, + {0x0000a154, 0x02010202}, + {0x0000a158, 0x021f0200}, + {0x0000a15c, 0x0302021e}, + {0x0000a160, 0x03000301}, + {0x0000a164, 0x031e031f}, + {0x0000a168, 0x0402031d}, + {0x0000a16c, 0x04000401}, + {0x0000a170, 0x041e041f}, + {0x0000a174, 0x0502041d}, + {0x0000a178, 0x05000501}, + {0x0000a17c, 0x051e051f}, + {0x0000a180, 0x06010602}, + {0x0000a184, 0x061f0600}, + {0x0000a188, 0x061d061e}, + {0x0000a18c, 0x07020703}, + {0x0000a190, 0x07000701}, + {0x0000a194, 0x00000000}, + {0x0000a198, 0x00000000}, + {0x0000a19c, 0x00000000}, + {0x0000a1a0, 0x00000000}, + {0x0000a1a4, 0x00000000}, + {0x0000a1a8, 0x00000000}, + {0x0000a1ac, 0x00000000}, + {0x0000a1b0, 0x00000000}, + {0x0000a1b4, 0x00000000}, + {0x0000a1b8, 0x00000000}, + {0x0000a1bc, 0x00000000}, + {0x0000a1c0, 0x00000000}, + {0x0000a1c4, 0x00000000}, + {0x0000a1c8, 0x00000000}, + {0x0000a1cc, 0x00000000}, + {0x0000a1d0, 0x00000000}, + {0x0000a1d4, 0x00000000}, + {0x0000a1d8, 0x00000000}, + {0x0000a1dc, 0x00000000}, + {0x0000a1e0, 0x00000000}, + {0x0000a1e4, 0x00000000}, + {0x0000a1e8, 0x00000000}, + {0x0000a1ec, 0x00000000}, + {0x0000a1f0, 0x00000396}, + {0x0000a1f4, 0x00000396}, + {0x0000a1f8, 0x00000396}, + {0x0000a1fc, 0x00000196}, + {0x0000b000, 0x00010000}, + {0x0000b004, 0x00030002}, + {0x0000b008, 0x00050004}, + {0x0000b00c, 0x00810080}, + {0x0000b010, 0x00830082}, + {0x0000b014, 0x01810180}, + {0x0000b018, 0x01830182}, + {0x0000b01c, 0x01850184}, + {0x0000b020, 0x02810280}, + {0x0000b024, 0x02830282}, + {0x0000b028, 0x02850284}, + {0x0000b02c, 0x02890288}, + {0x0000b030, 0x028b028a}, + {0x0000b034, 0x0388028c}, + {0x0000b038, 0x038a0389}, + {0x0000b03c, 0x038c038b}, + {0x0000b040, 0x0390038d}, + {0x0000b044, 0x03920391}, + {0x0000b048, 0x03940393}, + {0x0000b04c, 0x03960395}, + {0x0000b050, 0x00000000}, + {0x0000b054, 0x00000000}, + {0x0000b058, 0x00000000}, + {0x0000b05c, 0x00000000}, + {0x0000b060, 0x00000000}, + {0x0000b064, 0x00000000}, + {0x0000b068, 0x00000000}, + {0x0000b06c, 0x00000000}, + {0x0000b070, 0x00000000}, + {0x0000b074, 0x00000000}, + {0x0000b078, 0x00000000}, + {0x0000b07c, 0x00000000}, + {0x0000b080, 0x32323232}, + {0x0000b084, 0x2f2f3232}, + {0x0000b088, 0x23282a2d}, + {0x0000b08c, 0x1c1e2123}, + {0x0000b090, 0x14171919}, + {0x0000b094, 0x0e0e1214}, + {0x0000b098, 0x03050707}, + {0x0000b09c, 0x00030303}, + {0x0000b0a0, 0x00000000}, + {0x0000b0a4, 0x00000000}, + {0x0000b0a8, 0x00000000}, + {0x0000b0ac, 0x00000000}, + {0x0000b0b0, 0x00000000}, + {0x0000b0b4, 0x00000000}, + {0x0000b0b8, 0x00000000}, + {0x0000b0bc, 0x00000000}, + {0x0000b0c0, 0x003f0020}, + {0x0000b0c4, 0x00400041}, + {0x0000b0c8, 0x0140005f}, + {0x0000b0cc, 0x0160015f}, + {0x0000b0d0, 0x017e017f}, + {0x0000b0d4, 0x02410242}, + {0x0000b0d8, 0x025f0240}, + {0x0000b0dc, 0x027f0260}, + {0x0000b0e0, 0x0341027e}, + {0x0000b0e4, 0x035f0340}, + {0x0000b0e8, 0x037f0360}, + {0x0000b0ec, 0x04400441}, + {0x0000b0f0, 0x0460045f}, + {0x0000b0f4, 0x0541047f}, + {0x0000b0f8, 0x055f0540}, + {0x0000b0fc, 0x057f0560}, + {0x0000b100, 0x06400641}, + {0x0000b104, 0x0660065f}, + {0x0000b108, 0x067e067f}, + {0x0000b10c, 0x07410742}, + {0x0000b110, 0x075f0740}, + {0x0000b114, 0x077f0760}, + {0x0000b118, 0x07800781}, + {0x0000b11c, 0x07a0079f}, + {0x0000b120, 0x07c107bf}, + {0x0000b124, 0x000007c0}, + {0x0000b128, 0x00000000}, + {0x0000b12c, 0x00000000}, + {0x0000b130, 0x00000000}, + {0x0000b134, 0x00000000}, + {0x0000b138, 0x00000000}, + {0x0000b13c, 0x00000000}, + {0x0000b140, 0x003f0020}, + {0x0000b144, 0x00400041}, + {0x0000b148, 0x0140005f}, + {0x0000b14c, 0x0160015f}, + {0x0000b150, 0x017e017f}, + {0x0000b154, 0x02410242}, + {0x0000b158, 0x025f0240}, + {0x0000b15c, 0x027f0260}, + {0x0000b160, 0x0341027e}, + {0x0000b164, 0x035f0340}, + {0x0000b168, 0x037f0360}, + {0x0000b16c, 0x04400441}, + {0x0000b170, 0x0460045f}, + {0x0000b174, 0x0541047f}, + {0x0000b178, 0x055f0540}, + {0x0000b17c, 0x057f0560}, + {0x0000b180, 0x06400641}, + {0x0000b184, 0x0660065f}, + {0x0000b188, 0x067e067f}, + {0x0000b18c, 0x07410742}, + {0x0000b190, 0x075f0740}, + {0x0000b194, 0x077f0760}, + {0x0000b198, 0x07800781}, + {0x0000b19c, 0x07a0079f}, + {0x0000b1a0, 0x07c107bf}, + {0x0000b1a4, 0x000007c0}, + {0x0000b1a8, 0x00000000}, + {0x0000b1ac, 0x00000000}, + {0x0000b1b0, 0x00000000}, + {0x0000b1b4, 0x00000000}, + {0x0000b1b8, 0x00000000}, + {0x0000b1bc, 0x00000000}, + {0x0000b1c0, 0x00000000}, + {0x0000b1c4, 0x00000000}, + {0x0000b1c8, 0x00000000}, + {0x0000b1cc, 0x00000000}, + {0x0000b1d0, 0x00000000}, + {0x0000b1d4, 0x00000000}, + {0x0000b1d8, 0x00000000}, + {0x0000b1dc, 0x00000000}, + {0x0000b1e0, 0x00000000}, + {0x0000b1e4, 0x00000000}, + {0x0000b1e8, 0x00000000}, + {0x0000b1ec, 0x00000000}, + {0x0000b1f0, 0x00000396}, + {0x0000b1f4, 0x00000396}, + {0x0000b1f8, 0x00000396}, + {0x0000b1fc, 0x00000196}, +}; + +static const u32 qca953x_2p0_common_wo_xlna_rx_gain_bounds[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00009e44, 0xfe321e27, 0xfe321e27, 0xfe291e27, 0xfe291e27}, + {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, +}; + +static const u32 qca953x_2p0_modes_xpa_tx_gain_table[][2] = { + /* Addr allmodes */ + {0x0000a2dc, 0xfffb52aa}, + {0x0000a2e0, 0xfffd64cc}, + {0x0000a2e4, 0xfffe80f0}, + {0x0000a2e8, 0xffffff00}, + {0x0000a410, 0x000050d5}, + {0x0000a500, 0x00000000}, + {0x0000a504, 0x04000002}, + {0x0000a508, 0x08000004}, + {0x0000a50c, 0x0c000006}, + {0x0000a510, 0x1000000a}, + {0x0000a514, 0x1400000c}, + {0x0000a518, 0x1800000e}, + {0x0000a51c, 0x1c000048}, + {0x0000a520, 0x2000004a}, + {0x0000a524, 0x2400004c}, + {0x0000a528, 0x2800004e}, + {0x0000a52c, 0x2b00024a}, + {0x0000a530, 0x2f00024c}, + {0x0000a534, 0x3300024e}, + {0x0000a538, 0x36000668}, + {0x0000a53c, 0x38000669}, + {0x0000a540, 0x3a000868}, + {0x0000a544, 0x3d00086a}, + {0x0000a548, 0x4000086c}, + {0x0000a54c, 0x4200086e}, + {0x0000a550, 0x43000a6e}, + {0x0000a554, 0x43000a6e}, + {0x0000a558, 0x43000a6e}, + {0x0000a55c, 0x43000a6e}, + {0x0000a560, 0x43000a6e}, + {0x0000a564, 0x43000a6e}, + {0x0000a568, 0x43000a6e}, + {0x0000a56c, 0x43000a6e}, + {0x0000a570, 0x43000a6e}, + {0x0000a574, 0x43000a6e}, + {0x0000a578, 0x43000a6e}, + {0x0000a57c, 0x43000a6e}, + {0x0000a600, 0x00000000}, + {0x0000a604, 0x00000000}, + {0x0000a608, 0x00000000}, + {0x0000a60c, 0x03804000}, + {0x0000a610, 0x03804e01}, + {0x0000a614, 0x03804e01}, + {0x0000a618, 0x03804e01}, + {0x0000a61c, 0x04009002}, + {0x0000a620, 0x04009002}, + {0x0000a624, 0x04009002}, + {0x0000a628, 0x04009002}, + {0x0000a62c, 0x04009002}, + {0x0000a630, 0x04009002}, + {0x0000a634, 0x04009002}, + {0x0000a638, 0x04009002}, + {0x0000a63c, 0x04009002}, + {0x0000b2dc, 0xfffb52aa}, + {0x0000b2e0, 0xfffd64cc}, + {0x0000b2e4, 0xfffe80f0}, + {0x0000b2e8, 0xffffff00}, + {0x00016044, 0x024922db}, + {0x00016048, 0x6c927a70}, + {0x00016444, 0x024922db}, + {0x00016448, 0x6c927a70}, +}; + +static const u32 qca953x_2p0_modes_no_xpa_tx_gain_table[][2] = { + /* Addr allmodes */ + {0x0000a2dc, 0xffd5f552}, + {0x0000a2e0, 0xffe60664}, + {0x0000a2e4, 0xfff80780}, + {0x0000a2e8, 0xfffff800}, + {0x0000a410, 0x000050de}, + {0x0000a500, 0x00000061}, + {0x0000a504, 0x04000063}, + {0x0000a508, 0x08000065}, + {0x0000a50c, 0x0c000261}, + {0x0000a510, 0x10000263}, + {0x0000a514, 0x14000265}, + {0x0000a518, 0x18000482}, + {0x0000a51c, 0x1b000484}, + {0x0000a520, 0x1f000486}, + {0x0000a524, 0x240008c2}, + {0x0000a528, 0x28000cc1}, + {0x0000a52c, 0x2d000ce3}, + {0x0000a530, 0x31000ce5}, + {0x0000a534, 0x350010e5}, + {0x0000a538, 0x360012e5}, + {0x0000a53c, 0x380014e5}, + {0x0000a540, 0x3b0018e5}, + {0x0000a544, 0x3d001d04}, + {0x0000a548, 0x3e001d05}, + {0x0000a54c, 0x40001d07}, + {0x0000a550, 0x42001f27}, + {0x0000a554, 0x43001f67}, + {0x0000a558, 0x46001fe7}, + {0x0000a55c, 0x47001f2b}, + {0x0000a560, 0x49001f0d}, + {0x0000a564, 0x4b001ed2}, + {0x0000a568, 0x4c001ed4}, + {0x0000a56c, 0x4e001f15}, + {0x0000a570, 0x4f001ff6}, + {0x0000a574, 0x4f001ff6}, + {0x0000a578, 0x4f001ff6}, + {0x0000a57c, 0x4f001ff6}, + {0x0000a600, 0x00000000}, + {0x0000a604, 0x00000000}, + {0x0000a608, 0x00000000}, + {0x0000a60c, 0x00804201}, + {0x0000a610, 0x01008201}, + {0x0000a614, 0x0180c402}, + {0x0000a618, 0x0180c603}, + {0x0000a61c, 0x0180c603}, + {0x0000a620, 0x01c10603}, + {0x0000a624, 0x01c10704}, + {0x0000a628, 0x02c18b05}, + {0x0000a62c, 0x02c14c07}, + {0x0000a630, 0x01008704}, + {0x0000a634, 0x01c10402}, + {0x0000a638, 0x0301cc07}, + {0x0000a63c, 0x0301cc07}, + {0x0000b2dc, 0xffd5f552}, + {0x0000b2e0, 0xffe60664}, + {0x0000b2e4, 0xfff80780}, + {0x0000b2e8, 0xfffff800}, + {0x00016044, 0x049242db}, + {0x00016048, 0x6c927a70}, + {0x00016444, 0x049242db}, + {0x00016448, 0x6c927a70}, +}; + #endif /* INITVALS_953X_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar955x_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar955x_1p0_initvals.h index 74d8bc05b317..fd6a84ccd49e 100644 --- a/drivers/net/wireless/ath/ath9k/ar955x_1p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar955x_1p0_initvals.h @@ -507,7 +507,7 @@ static const u32 ar955x_1p0_baseband_core[][2] = { {0x00009d04, 0x40206c10}, {0x00009d08, 0x009c4060}, {0x00009d0c, 0x9883800a}, - {0x00009d10, 0x01834061}, + {0x00009d10, 0x01884061}, {0x00009d14, 0x00c0040b}, {0x00009d18, 0x00000000}, {0x00009e08, 0x0038230c}, @@ -545,9 +545,9 @@ static const u32 ar955x_1p0_baseband_core[][2] = { {0x0000a370, 0x00000000}, {0x0000a390, 0x00000001}, {0x0000a394, 0x00000444}, - {0x0000a398, 0x1f020503}, - {0x0000a39c, 0x29180c03}, - {0x0000a3a0, 0x9a8b6844}, + {0x0000a398, 0x001f0e0f}, + {0x0000a39c, 0x0075393f}, + {0x0000a3a0, 0xb79f6427}, {0x0000a3a4, 0x00000000}, {0x0000a3a8, 0xaaaaaaaa}, {0x0000a3ac, 0x3c466478}, diff --git a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h index a5ca65240af3..5d4629f96c15 100644 --- a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h @@ -24,7 +24,149 @@ #define ar9580_1p0_soc_postamble ar9300_2p2_soc_postamble -#define ar9580_1p0_radio_core ar9300_2p2_radio_core +static const u32 ar9580_1p0_radio_core[][2] = { + /* Addr allmodes */ + {0x00016000, 0x36db2db6}, + {0x00016004, 0x6db6db40}, + {0x00016008, 0x73f00000}, + {0x0001600c, 0x00000000}, + {0x00016040, 0x7f80fff8}, + {0x0001604c, 0x76d005b5}, + {0x00016050, 0x556cf031}, + {0x00016054, 0x13449440}, + {0x00016058, 0x0c51c92c}, + {0x0001605c, 0x3db7fffc}, + {0x00016060, 0xfffffffc}, + {0x00016064, 0x000f0278}, + {0x0001606c, 0x6db60000}, + {0x00016080, 0x00000000}, + {0x00016084, 0x0e48048c}, + {0x00016088, 0x54214514}, + {0x0001608c, 0x119f481e}, + {0x00016090, 0x24926490}, + {0x00016098, 0xd2888888}, + {0x000160a0, 0x0a108ffe}, + {0x000160a4, 0x812fc370}, + {0x000160a8, 0x423c8000}, + {0x000160b4, 0x92480080}, + {0x000160c0, 0x00adb6d0}, + {0x000160c4, 0x6db6db60}, + {0x000160c8, 0x6db6db6c}, + {0x000160cc, 0x01e6c000}, + {0x00016100, 0x3fffbe01}, + {0x00016104, 0xfff80000}, + {0x00016108, 0x00080010}, + {0x00016144, 0x02084080}, + {0x00016148, 0x00000000}, + {0x00016280, 0x058a0001}, + {0x00016284, 0x3d840208}, + {0x00016288, 0x05a20408}, + {0x0001628c, 0x00038c07}, + {0x00016290, 0x00000004}, + {0x00016294, 0x458a214f}, + {0x00016380, 0x00000000}, + {0x00016384, 0x00000000}, + {0x00016388, 0x00800700}, + {0x0001638c, 0x00800700}, + {0x00016390, 0x00800700}, + {0x00016394, 0x00000000}, + {0x00016398, 0x00000000}, + {0x0001639c, 0x00000000}, + {0x000163a0, 0x00000001}, + {0x000163a4, 0x00000001}, + {0x000163a8, 0x00000000}, + {0x000163ac, 0x00000000}, + {0x000163b0, 0x00000000}, + {0x000163b4, 0x00000000}, + {0x000163b8, 0x00000000}, + {0x000163bc, 0x00000000}, + {0x000163c0, 0x000000a0}, + {0x000163c4, 0x000c0000}, + {0x000163c8, 0x14021402}, + {0x000163cc, 0x00001402}, + {0x000163d0, 0x00000000}, + {0x000163d4, 0x00000000}, + {0x00016400, 0x36db2db6}, + {0x00016404, 0x6db6db40}, + {0x00016408, 0x73f00000}, + {0x0001640c, 0x00000000}, + {0x00016440, 0x7f80fff8}, + {0x0001644c, 0x76d005b5}, + {0x00016450, 0x556cf031}, + {0x00016454, 0x13449440}, + {0x00016458, 0x0c51c92c}, + {0x0001645c, 0x3db7fffc}, + {0x00016460, 0xfffffffc}, + {0x00016464, 0x000f0278}, + {0x0001646c, 0x6db60000}, + {0x00016500, 0x3fffbe01}, + {0x00016504, 0xfff80000}, + {0x00016508, 0x00080010}, + {0x00016544, 0x02084080}, + {0x00016548, 0x00000000}, + {0x00016780, 0x00000000}, + {0x00016784, 0x00000000}, + {0x00016788, 0x00800700}, + {0x0001678c, 0x00800700}, + {0x00016790, 0x00800700}, + {0x00016794, 0x00000000}, + {0x00016798, 0x00000000}, + {0x0001679c, 0x00000000}, + {0x000167a0, 0x00000001}, + {0x000167a4, 0x00000001}, + {0x000167a8, 0x00000000}, + {0x000167ac, 0x00000000}, + {0x000167b0, 0x00000000}, + {0x000167b4, 0x00000000}, + {0x000167b8, 0x00000000}, + {0x000167bc, 0x00000000}, + {0x000167c0, 0x000000a0}, + {0x000167c4, 0x000c0000}, + {0x000167c8, 0x14021402}, + {0x000167cc, 0x00001402}, + {0x000167d0, 0x00000000}, + {0x000167d4, 0x00000000}, + {0x00016800, 0x36db2db6}, + {0x00016804, 0x6db6db40}, + {0x00016808, 0x73f00000}, + {0x0001680c, 0x00000000}, + {0x00016840, 0x7f80fff8}, + {0x0001684c, 0x76d005b5}, + {0x00016850, 0x556cf031}, + {0x00016854, 0x13449440}, + {0x00016858, 0x0c51c92c}, + {0x0001685c, 0x3db7fffc}, + {0x00016860, 0xfffffffc}, + {0x00016864, 0x000f0278}, + {0x0001686c, 0x6db60000}, + {0x00016900, 0x3fffbe01}, + {0x00016904, 0xfff80000}, + {0x00016908, 0x00080010}, + {0x00016944, 0x02084080}, + {0x00016948, 0x00000000}, + {0x00016b80, 0x00000000}, + {0x00016b84, 0x00000000}, + {0x00016b88, 0x00800700}, + {0x00016b8c, 0x00800700}, + {0x00016b90, 0x00800700}, + {0x00016b94, 0x00000000}, + {0x00016b98, 0x00000000}, + {0x00016b9c, 0x00000000}, + {0x00016ba0, 0x00000001}, + {0x00016ba4, 0x00000001}, + {0x00016ba8, 0x00000000}, + {0x00016bac, 0x00000000}, + {0x00016bb0, 0x00000000}, + {0x00016bb4, 0x00000000}, + {0x00016bb8, 0x00000000}, + {0x00016bbc, 0x00000000}, + {0x00016bc0, 0x000000a0}, + {0x00016bc4, 0x000c0000}, + {0x00016bc8, 0x14021402}, + {0x00016bcc, 0x00001402}, + {0x00016bd0, 0x00000000}, + {0x00016bd4, 0x00000000}, +}; #define ar9580_1p0_mac_postamble ar9300_2p2_mac_postamble diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index bfa0b1518da1..abe8bd6b972d 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -28,7 +28,6 @@ #include "debug.h" #include "mci.h" #include "dfs.h" -#include "spectral.h" struct ath_node; struct ath_vif; @@ -294,7 +293,6 @@ struct ath_tx_control { * (axq_qnum). */ struct ath_tx { - u16 seq_no; u32 txqsetup; spinlock_t txbuflock; struct list_head txbuf; @@ -346,7 +344,9 @@ struct ath_chanctx { u64 tsf_val; u32 last_beacon; + int flush_timeout; u16 txpower; + u16 cur_txpower; bool offchannel; bool stopped; bool active; @@ -363,7 +363,7 @@ enum ath_chanctx_event { ATH_CHANCTX_EVENT_BEACON_SENT, ATH_CHANCTX_EVENT_TSF_TIMER, ATH_CHANCTX_EVENT_BEACON_RECEIVED, - ATH_CHANCTX_EVENT_ASSOC, + ATH_CHANCTX_EVENT_AUTHORIZED, ATH_CHANCTX_EVENT_SWITCH, ATH_CHANCTX_EVENT_ASSIGN, ATH_CHANCTX_EVENT_UNASSIGN, @@ -381,10 +381,12 @@ enum ath_chanctx_state { struct ath_chanctx_sched { bool beacon_pending; + bool beacon_adjust; bool offchannel_pending; bool wait_switch; bool force_noa_update; bool extend_absence; + bool mgd_prepare_tx; enum ath_chanctx_state state; u8 beacon_miss; @@ -469,6 +471,7 @@ void ath_chanctx_set_next(struct ath_softc *sc, bool force); void ath_offchannel_next(struct ath_softc *sc); void ath_scan_complete(struct ath_softc *sc, bool abort); void ath_roc_complete(struct ath_softc *sc, bool abort); +struct ath_chanctx* ath_is_go_chanctx_present(struct ath_softc *sc); #else @@ -541,7 +544,6 @@ static inline void ath_chanctx_check_active(struct ath_softc *sc, #endif /* CONFIG_ATH9K_CHANNEL_CONTEXT */ -int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan); void ath_startrecv(struct ath_softc *sc); bool ath_stoprecv(struct ath_softc *sc); u32 ath_calcrxfilter(struct ath_softc *sc); @@ -563,6 +565,7 @@ int ath_tx_init(struct ath_softc *sc, int nbufs); int ath_txq_update(struct ath_softc *sc, int qnum, struct ath9k_tx_queue_info *q); void ath_update_max_aggr_framelen(struct ath_softc *sc, int queue, int txop); +void ath_assign_seq(struct ath_common *common, struct sk_buff *skb); int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, struct ath_tx_control *txctl); void ath_tx_cabq(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -592,8 +595,10 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw, struct ath_vif { struct list_head list; + u16 seq_no; + /* BSS info */ - u8 bssid[ETH_ALEN]; + u8 bssid[ETH_ALEN] __aligned(2); u16 aid; bool assoc; @@ -616,6 +621,7 @@ struct ath_vif { u32 noa_start; u32 noa_duration; bool periodic_noa; + bool oneshot_noa; }; struct ath9k_vif_iter_data { @@ -713,7 +719,8 @@ int ath_update_survey_stats(struct ath_softc *sc); void ath_update_survey_nf(struct ath_softc *sc, int channel); void ath9k_queue_reset(struct ath_softc *sc, enum ath_reset_type type); void ath_ps_full_sleep(unsigned long data); -void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop); +void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop, + bool sw_pending, bool timeout_override); /**********/ /* BTCOEX */ @@ -925,6 +932,7 @@ void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs); #define ATH9K_PCI_AR9565_2ANT 0x0100 #define ATH9K_PCI_NO_PLL_PWRSAVE 0x0200 #define ATH9K_PCI_KILLER 0x0400 +#define ATH9K_PCI_LED_ACT_HI 0x0800 /* * Default cache line size, in bytes. @@ -973,6 +981,7 @@ struct ath_softc { struct ath_chanctx_sched sched; struct ath_offchannel offchannel; struct ath_chanctx *next_chan; + struct completion go_beacon; #endif unsigned long driver_data; @@ -980,7 +989,6 @@ struct ath_softc { u8 gtt_cnt; u32 intrstatus; u16 ps_flags; /* PS_* */ - u16 curtxpow; bool ps_enabled; bool ps_idle; short nbcnvifs; @@ -1021,10 +1029,8 @@ struct ath_softc { struct dfs_pattern_detector *dfs_detector; u64 dfs_prev_pulse_ts; u32 wow_enabled; - /* relay(fs) channel for spectral scan */ - struct rchan *rfs_chan_spec_scan; - enum spectral_mode spectral_mode; - struct ath_spec_scan spec_config; + + struct ath_spec_scan_priv spec_priv; struct ieee80211_vif *tx99_vif; struct sk_buff *tx99_skb; @@ -1067,7 +1073,7 @@ void ath9k_tasklet(unsigned long data); int ath_cabq_update(struct ath_softc *); u8 ath9k_parse_mpdudensity(u8 mpdudensity); irqreturn_t ath_isr(int irq, void *dev); -int ath_reset(struct ath_softc *sc); +int ath_reset(struct ath_softc *sc, struct ath9k_channel *hchan); void ath_cancel_work(struct ath_softc *sc); void ath_restart_work(struct ath_softc *sc); int ath9k_init_device(u16 devid, struct ath_softc *sc, diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index a6af855ef6ed..ecb783beeec2 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -144,16 +144,8 @@ static struct ath_buf *ath9k_beacon_generate(struct ieee80211_hw *hw, mgmt_hdr->u.beacon.timestamp = avp->tsf_adjust; info = IEEE80211_SKB_CB(skb); - if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { - /* - * TODO: make sure the seq# gets assigned properly (vs. other - * TX frames) - */ - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; - sc->tx.seq_no += 0x10; - hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); - hdr->seq_ctrl |= cpu_to_le16(sc->tx.seq_no); - } + + ath_assign_seq(common, skb); if (vif->p2p) ath9k_beacon_add_noa(sc, avp, skb); diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c index 278365b8a895..e200a6e3aca5 100644 --- a/drivers/net/wireless/ath/ath9k/calib.c +++ b/drivers/net/wireless/ath/ath9k/calib.c @@ -234,7 +234,7 @@ void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update) REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF); } -void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) +int ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) { struct ath9k_nfcal_hist *h = NULL; unsigned i, j; @@ -301,7 +301,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) ath_dbg(common, ANY, "Timeout while waiting for nf to load: AR_PHY_AGC_CONTROL=0x%x\n", REG_READ(ah, AR_PHY_AGC_CONTROL)); - return; + return -ETIMEDOUT; } /* @@ -322,6 +322,8 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) } } REGWRITE_BUFFER_FLUSH(ah); + + return 0; } diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h index b8ed95e9a335..87badf4bb8a4 100644 --- a/drivers/net/wireless/ath/ath9k/calib.h +++ b/drivers/net/wireless/ath/ath9k/calib.h @@ -109,7 +109,7 @@ struct ath9k_pacal_info{ bool ath9k_hw_reset_calvalid(struct ath_hw *ah); void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update); -void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan); +int ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan); bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan); void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah, struct ath9k_channel *chan); diff --git a/drivers/net/wireless/ath/ath9k/channel.c b/drivers/net/wireless/ath/ath9k/channel.c index 945c89826b14..794d52016437 100644 --- a/drivers/net/wireless/ath/ath9k/channel.c +++ b/drivers/net/wireless/ath/ath9k/channel.c @@ -66,7 +66,7 @@ static int ath_set_channel(struct ath_softc *sc) } hchan = &sc->sc_ah->channels[pos]; - r = ath_reset_internal(sc, hchan); + r = ath_reset(sc, hchan); if (r) return r; @@ -92,8 +92,8 @@ static int ath_set_channel(struct ath_softc *sc) } else { /* perform spectral scan if requested. */ if (test_bit(ATH_OP_SCANNING, &common->op_flags) && - sc->spectral_mode == SPECTRAL_CHANSCAN) - ath9k_spectral_scan_trigger(hw); + sc->spec_priv.spectral_mode == SPECTRAL_CHANSCAN) + ath9k_cmn_spectral_scan_trigger(common, &sc->spec_priv); } return 0; @@ -117,6 +117,7 @@ void ath_chanctx_init(struct ath_softc *sc) cfg80211_chandef_create(&ctx->chandef, chan, NL80211_CHAN_HT20); INIT_LIST_HEAD(&ctx->vifs); ctx->txpower = ATH_TXPOWER_MAX; + ctx->flush_timeout = HZ / 5; /* 200ms */ for (j = 0; j < ARRAY_SIZE(ctx->acq); j++) INIT_LIST_HEAD(&ctx->acq[j]); } @@ -145,6 +146,36 @@ void ath_chanctx_set_channel(struct ath_softc *sc, struct ath_chanctx *ctx, #ifdef CONFIG_ATH9K_CHANNEL_CONTEXT +/*************/ +/* Utilities */ +/*************/ + +struct ath_chanctx* ath_is_go_chanctx_present(struct ath_softc *sc) +{ + struct ath_chanctx *ctx; + struct ath_vif *avp; + struct ieee80211_vif *vif; + + spin_lock_bh(&sc->chan_lock); + + ath_for_each_chanctx(sc, ctx) { + if (!ctx->active) + continue; + + list_for_each_entry(avp, &ctx->vifs, list) { + vif = avp->vif; + + if (ieee80211_vif_type_p2p(vif) == NL80211_IFTYPE_P2P_GO) { + spin_unlock_bh(&sc->chan_lock); + return ctx; + } + } + } + + spin_unlock_bh(&sc->chan_lock); + return NULL; +} + /**********************************************************/ /* Functions to handle the channel context state machine. */ /**********************************************************/ @@ -171,7 +202,7 @@ static const char *chanctx_event_string(enum ath_chanctx_event ev) case_rtn_string(ATH_CHANCTX_EVENT_BEACON_SENT); case_rtn_string(ATH_CHANCTX_EVENT_TSF_TIMER); case_rtn_string(ATH_CHANCTX_EVENT_BEACON_RECEIVED); - case_rtn_string(ATH_CHANCTX_EVENT_ASSOC); + case_rtn_string(ATH_CHANCTX_EVENT_AUTHORIZED); case_rtn_string(ATH_CHANCTX_EVENT_SWITCH); case_rtn_string(ATH_CHANCTX_EVENT_ASSIGN); case_rtn_string(ATH_CHANCTX_EVENT_UNASSIGN); @@ -198,6 +229,7 @@ static const char *chanctx_state_string(enum ath_chanctx_state state) void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); + struct ath_chanctx *ictx; struct ath_vif *avp; bool active = false; u8 n_active = 0; @@ -205,6 +237,28 @@ void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx) if (!ctx) return; + if (ctx == &sc->offchannel.chan) { + spin_lock_bh(&sc->chan_lock); + + if (likely(sc->sched.channel_switch_time)) + ctx->flush_timeout = + usecs_to_jiffies(sc->sched.channel_switch_time); + else + ctx->flush_timeout = + msecs_to_jiffies(10); + + spin_unlock_bh(&sc->chan_lock); + + /* + * There is no need to iterate over the + * active/assigned channel contexts if + * the current context is offchannel. + */ + return; + } + + ictx = ctx; + list_for_each_entry(avp, &ctx->vifs, list) { struct ieee80211_vif *vif = avp->vif; @@ -227,12 +281,23 @@ void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx) n_active++; } + spin_lock_bh(&sc->chan_lock); + if (n_active <= 1) { + ictx->flush_timeout = HZ / 5; clear_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags); + spin_unlock_bh(&sc->chan_lock); return; } - if (test_and_set_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags)) + + ictx->flush_timeout = usecs_to_jiffies(sc->sched.channel_switch_time); + + if (test_and_set_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags)) { + spin_unlock_bh(&sc->chan_lock); return; + } + + spin_unlock_bh(&sc->chan_lock); if (ath9k_is_chanctx_enabled()) { ath_chanctx_event(sc, NULL, @@ -301,6 +366,111 @@ static void ath_chanctx_setup_timer(struct ath_softc *sc, u32 tsf_time) "Setup chanctx timer with timeout: %d ms\n", jiffies_to_msecs(tsf_time)); } +static void ath_chanctx_handle_bmiss(struct ath_softc *sc, + struct ath_chanctx *ctx, + struct ath_vif *avp) +{ + /* + * Clear the extend_absence flag if it had been + * set during the previous beacon transmission, + * since we need to revert to the normal NoA + * schedule. + */ + if (ctx->active && sc->sched.extend_absence) { + avp->noa_duration = 0; + sc->sched.extend_absence = false; + } + + /* If at least two consecutive beacons were missed on the STA + * chanctx, stay on the STA channel for one extra beacon period, + * to resync the timer properly. + */ + if (ctx->active && sc->sched.beacon_miss >= 2) { + avp->noa_duration = 0; + sc->sched.extend_absence = true; + } +} + +static void ath_chanctx_offchannel_noa(struct ath_softc *sc, + struct ath_chanctx *ctx, + struct ath_vif *avp, + u32 tsf_time) +{ + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + + avp->noa_index++; + avp->offchannel_start = tsf_time; + avp->offchannel_duration = sc->sched.offchannel_duration; + + ath_dbg(common, CHAN_CTX, + "offchannel noa_duration: %d, noa_start: %d, noa_index: %d\n", + avp->offchannel_duration, + avp->offchannel_start, + avp->noa_index); + + /* + * When multiple contexts are active, the NoA + * has to be recalculated and advertised after + * an offchannel operation. + */ + if (ctx->active && avp->noa_duration) + avp->noa_duration = 0; +} + +static void ath_chanctx_set_periodic_noa(struct ath_softc *sc, + struct ath_vif *avp, + struct ath_beacon_config *cur_conf, + u32 tsf_time, + u32 beacon_int) +{ + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + + avp->noa_index++; + avp->noa_start = tsf_time; + + if (sc->sched.extend_absence) + avp->noa_duration = (3 * beacon_int / 2) + + sc->sched.channel_switch_time; + else + avp->noa_duration = + TU_TO_USEC(cur_conf->beacon_interval) / 2 + + sc->sched.channel_switch_time; + + if (test_bit(ATH_OP_SCANNING, &common->op_flags) || + sc->sched.extend_absence) + avp->periodic_noa = false; + else + avp->periodic_noa = true; + + ath_dbg(common, CHAN_CTX, + "noa_duration: %d, noa_start: %d, noa_index: %d, periodic: %d\n", + avp->noa_duration, + avp->noa_start, + avp->noa_index, + avp->periodic_noa); +} + +static void ath_chanctx_set_oneshot_noa(struct ath_softc *sc, + struct ath_vif *avp, + u32 tsf_time, + u32 duration) +{ + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + + avp->noa_index++; + avp->noa_start = tsf_time; + avp->periodic_noa = false; + avp->oneshot_noa = true; + avp->noa_duration = duration + sc->sched.channel_switch_time; + + ath_dbg(common, CHAN_CTX, + "oneshot noa_duration: %d, noa_start: %d, noa_index: %d, periodic: %d\n", + avp->noa_duration, + avp->noa_start, + avp->noa_index, + avp->periodic_noa); +} + void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, enum ath_chanctx_event ev) { @@ -327,6 +497,14 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, if (avp->offchannel_duration) avp->offchannel_duration = 0; + if (avp->oneshot_noa) { + avp->noa_duration = 0; + avp->oneshot_noa = false; + + ath_dbg(common, CHAN_CTX, + "Clearing oneshot NoA\n"); + } + if (avp->chanctx != sc->cur_chan) { ath_dbg(common, CHAN_CTX, "Contexts differ, not preparing beacon\n"); @@ -356,6 +534,24 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, "Move chanctx state from WAIT_FOR_TIMER to WAIT_FOR_BEACON\n"); } + if (sc->sched.mgd_prepare_tx) + sc->sched.state = ATH_CHANCTX_STATE_WAIT_FOR_BEACON; + + /* + * When a context becomes inactive, for example, + * disassociation of a station context, the NoA + * attribute needs to be removed from subsequent + * beacons. + */ + if (!ctx->active && avp->noa_duration && + sc->sched.state != ATH_CHANCTX_STATE_WAIT_FOR_BEACON) { + avp->noa_duration = 0; + avp->periodic_noa = false; + + ath_dbg(common, CHAN_CTX, + "Clearing NoA schedule\n"); + } + if (sc->sched.state != ATH_CHANCTX_STATE_WAIT_FOR_BEACON) break; @@ -378,45 +574,22 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, * values and increment the index. */ if (sc->next_chan == &sc->offchannel.chan) { - avp->noa_index++; - avp->offchannel_start = tsf_time; - avp->offchannel_duration = sc->sched.offchannel_duration; - - ath_dbg(common, CHAN_CTX, - "offchannel noa_duration: %d, noa_start: %d, noa_index: %d\n", - avp->offchannel_duration, - avp->offchannel_start, - avp->noa_index); - - /* - * When multiple contexts are active, the NoA - * has to be recalculated and advertised after - * an offchannel operation. - */ - if (ctx->active && avp->noa_duration) - avp->noa_duration = 0; - + ath_chanctx_offchannel_noa(sc, ctx, avp, tsf_time); break; } - /* - * Clear the extend_absence flag if it had been - * set during the previous beacon transmission, - * since we need to revert to the normal NoA - * schedule. - */ - if (ctx->active && sc->sched.extend_absence) { - avp->noa_duration = 0; - sc->sched.extend_absence = false; - } + ath_chanctx_handle_bmiss(sc, ctx, avp); - /* If at least two consecutive beacons were missed on the STA - * chanctx, stay on the STA channel for one extra beacon period, - * to resync the timer properly. + /* + * If a mgd_prepare_tx() has been called by mac80211, + * a one-shot NoA needs to be sent. This can happen + * with one or more active channel contexts - in both + * cases, a new NoA schedule has to be advertised. */ - if (ctx->active && sc->sched.beacon_miss >= 2) { - avp->noa_duration = 0; - sc->sched.extend_absence = true; + if (sc->sched.mgd_prepare_tx) { + ath_chanctx_set_oneshot_noa(sc, avp, tsf_time, + jiffies_to_usecs(HZ / 5)); + break; } /* Prevent wrap-around issues */ @@ -429,31 +602,9 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, * announcement. */ if (ctx->active && - (!avp->noa_duration || sc->sched.force_noa_update)) { - avp->noa_index++; - avp->noa_start = tsf_time; - - if (sc->sched.extend_absence) - avp->noa_duration = (3 * beacon_int / 2) + - sc->sched.channel_switch_time; - else - avp->noa_duration = - TU_TO_USEC(cur_conf->beacon_interval) / 2 + - sc->sched.channel_switch_time; - - if (test_bit(ATH_OP_SCANNING, &common->op_flags) || - sc->sched.extend_absence) - avp->periodic_noa = false; - else - avp->periodic_noa = true; - - ath_dbg(common, CHAN_CTX, - "noa_duration: %d, noa_start: %d, noa_index: %d, periodic: %d\n", - avp->noa_duration, - avp->noa_start, - avp->noa_index, - avp->periodic_noa); - } + (!avp->noa_duration || sc->sched.force_noa_update)) + ath_chanctx_set_periodic_noa(sc, avp, cur_conf, + tsf_time, beacon_int); if (ctx->active && sc->sched.force_noa_update) sc->sched.force_noa_update = false; @@ -467,6 +618,15 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, } sc->sched.beacon_pending = false; + + if (sc->sched.mgd_prepare_tx) { + sc->sched.mgd_prepare_tx = false; + complete(&sc->go_beacon); + ath_dbg(common, CHAN_CTX, + "Beacon sent, complete go_beacon\n"); + break; + } + if (sc->sched.state != ATH_CHANCTX_STATE_WAIT_FOR_BEACON) break; @@ -495,10 +655,16 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, sc->cur_chan == &sc->offchannel.chan) break; - ath_chanctx_adjust_tbtt_delta(sc); sc->sched.beacon_pending = false; sc->sched.beacon_miss = 0; + if (sc->sched.state == ATH_CHANCTX_STATE_FORCE_ACTIVE || + !sc->sched.beacon_adjust || + !sc->cur_chan->tsf_val) + break; + + ath_chanctx_adjust_tbtt_delta(sc); + /* TSF time might have been updated by the incoming beacon, * need update the channel switch timer to reflect the change. */ @@ -507,10 +673,10 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, ath9k_hw_get_tsf_offset(&sc->cur_chan->tsf_ts, NULL); tsf_time += ath9k_hw_gettsf32(ah); - + sc->sched.beacon_adjust = false; ath_chanctx_setup_timer(sc, tsf_time); break; - case ATH_CHANCTX_EVENT_ASSOC: + case ATH_CHANCTX_EVENT_AUTHORIZED: if (sc->sched.state != ATH_CHANCTX_STATE_FORCE_ACTIVE || avp->chanctx != sc->cur_chan) break; @@ -552,6 +718,7 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, ath_chanctx_setup_timer(sc, tsf_time); sc->sched.beacon_pending = true; + sc->sched.beacon_adjust = true; break; case ATH_CHANCTX_EVENT_ENABLE_MULTICHANNEL: if (sc->cur_chan == &sc->offchannel.chan || @@ -578,22 +745,6 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, ieee80211_queue_work(sc->hw, &sc->chanctx_work); break; case ATH_CHANCTX_EVENT_ASSIGN: - /* - * When adding a new channel context, check if a scan - * is in progress and abort it since the addition of - * a new channel context is usually followed by VIF - * assignment, in which case we have to start multi-channel - * operation. - */ - if (test_bit(ATH_OP_SCANNING, &common->op_flags)) { - ath_dbg(common, CHAN_CTX, - "Aborting HW scan to add new context\n"); - - spin_unlock_bh(&sc->chan_lock); - del_timer_sync(&sc->offchannel.timer); - ath_scan_complete(sc, true); - spin_lock_bh(&sc->chan_lock); - } break; case ATH_CHANCTX_EVENT_CHANGE: break; @@ -751,6 +902,11 @@ void ath_offchannel_next(struct ath_softc *sc) sc->offchannel.state = ATH_OFFCHANNEL_ROC_START; ath_chanctx_offchan_switch(sc, sc->offchannel.roc_chan); } else { + spin_lock_bh(&sc->chan_lock); + sc->sched.offchannel_pending = false; + sc->sched.wait_switch = false; + spin_unlock_bh(&sc->chan_lock); + ath_chanctx_switch(sc, ath_chanctx_get_oper_chan(sc, false), NULL); sc->offchannel.state = ATH_OFFCHANNEL_IDLE; @@ -770,8 +926,7 @@ void ath_roc_complete(struct ath_softc *sc, bool abort) sc->offchannel.roc_vif = NULL; sc->offchannel.roc_chan = NULL; - if (!abort) - ieee80211_remain_on_channel_expired(sc->hw); + ieee80211_remain_on_channel_expired(sc->hw); ath_offchannel_next(sc); ath9k_ps_restore(sc); } @@ -902,9 +1057,8 @@ static void ath_offchannel_timer(unsigned long data) break; case ATH_OFFCHANNEL_ROC_START: case ATH_OFFCHANNEL_ROC_WAIT: - ctx = ath_chanctx_get_oper_chan(sc, false); sc->offchannel.state = ATH_OFFCHANNEL_ROC_DONE; - ath_chanctx_switch(sc, ctx, NULL); + ath_roc_complete(sc, false); break; default: break; @@ -1034,7 +1188,6 @@ static void ath_offchannel_channel_change(struct ath_softc *sc) ieee80211_ready_on_channel(sc->hw); break; case ATH_OFFCHANNEL_ROC_DONE: - ath_roc_complete(sc, false); break; default: break; @@ -1082,10 +1235,11 @@ void ath_chanctx_set_next(struct ath_softc *sc, bool force) ath9k_chanctx_stop_queues(sc, sc->cur_chan); queues_stopped = true; - __ath9k_flush(sc->hw, ~0, true); + __ath9k_flush(sc->hw, ~0, true, false, false); if (ath_chanctx_send_ps_frame(sc, true)) - __ath9k_flush(sc->hw, BIT(IEEE80211_AC_VO), false); + __ath9k_flush(sc->hw, BIT(IEEE80211_AC_VO), + false, false, false); send_ps = true; spin_lock_bh(&sc->chan_lock); @@ -1177,6 +1331,8 @@ void ath9k_init_channel_context(struct ath_softc *sc) (unsigned long)sc); setup_timer(&sc->sched.timer, ath_chanctx_timer, (unsigned long)sc); + + init_completion(&sc->go_beacon); } void ath9k_deinit_channel_context(struct ath_softc *sc) diff --git a/drivers/net/wireless/ath/ath9k/spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c index 8f68426ca653..ec93ddf0863a 100644 --- a/drivers/net/wireless/ath/ath9k/spectral.c +++ b/drivers/net/wireless/ath/ath9k/common-spectral.c @@ -24,23 +24,24 @@ static s8 fix_rssi_inv_only(u8 rssi_val) return (s8) rssi_val; } -static void ath_debug_send_fft_sample(struct ath_softc *sc, +static void ath_debug_send_fft_sample(struct ath_spec_scan_priv *spec_priv, struct fft_sample_tlv *fft_sample_tlv) { int length; - if (!sc->rfs_chan_spec_scan) + if (!spec_priv->rfs_chan_spec_scan) return; length = __be16_to_cpu(fft_sample_tlv->length) + sizeof(*fft_sample_tlv); - relay_write(sc->rfs_chan_spec_scan, fft_sample_tlv, length); + relay_write(spec_priv->rfs_chan_spec_scan, fft_sample_tlv, length); } /* returns 1 if this was a spectral frame, even if not handled. */ -int ath_process_fft(struct ath_softc *sc, struct ieee80211_hdr *hdr, +int ath_cmn_process_fft(struct ath_spec_scan_priv *spec_priv, struct ieee80211_hdr *hdr, struct ath_rx_status *rs, u64 tsf) { - struct ath_hw *ah = sc->sc_ah; + struct ath_hw *ah = spec_priv->ah; + struct ath_common *common = ath9k_hw_common(spec_priv->ah); u8 num_bins, *bins, *vdata = (u8 *)hdr; struct fft_sample_ht20 fft_sample_20; struct fft_sample_ht20_40 fft_sample_40; @@ -67,7 +68,7 @@ int ath_process_fft(struct ath_softc *sc, struct ieee80211_hdr *hdr, if (!(radar_info->pulse_bw_info & SPECTRAL_SCAN_BITMASK)) return 0; - chan_type = cfg80211_get_chandef_type(&sc->hw->conf.chandef); + chan_type = cfg80211_get_chandef_type(&common->hw->conf.chandef); if ((chan_type == NL80211_CHAN_HT40MINUS) || (chan_type == NL80211_CHAN_HT40PLUS)) { fft_len = SPECTRAL_HT20_40_TOTAL_DATA_LEN; @@ -199,10 +200,11 @@ int ath_process_fft(struct ath_softc *sc, struct ieee80211_hdr *hdr, tlv = (struct fft_sample_tlv *)&fft_sample_20; } - ath_debug_send_fft_sample(sc, tlv); + ath_debug_send_fft_sample(spec_priv, tlv); return 1; } +EXPORT_SYMBOL(ath_cmn_process_fft); /*********************/ /* spectral_scan_ctl */ @@ -211,11 +213,11 @@ int ath_process_fft(struct ath_softc *sc, struct ieee80211_hdr *hdr, static ssize_t read_file_spec_scan_ctl(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; char *mode = ""; unsigned int len; - switch (sc->spectral_mode) { + switch (spec_priv->spectral_mode) { case SPECTRAL_DISABLED: mode = "disable"; break; @@ -233,12 +235,84 @@ static ssize_t read_file_spec_scan_ctl(struct file *file, char __user *user_buf, return simple_read_from_buffer(user_buf, count, ppos, mode, len); } +void ath9k_cmn_spectral_scan_trigger(struct ath_common *common, + struct ath_spec_scan_priv *spec_priv) +{ + struct ath_hw *ah = spec_priv->ah; + u32 rxfilter; + + if (config_enabled(CONFIG_ATH9K_TX99)) + return; + + if (!ath9k_hw_ops(ah)->spectral_scan_trigger) { + ath_err(common, "spectrum analyzer not implemented on this hardware\n"); + return; + } + + ath_ps_ops(common)->wakeup(common); + rxfilter = ath9k_hw_getrxfilter(ah); + ath9k_hw_setrxfilter(ah, rxfilter | + ATH9K_RX_FILTER_PHYRADAR | + ATH9K_RX_FILTER_PHYERR); + + /* TODO: usually this should not be neccesary, but for some reason + * (or in some mode?) the trigger must be called after the + * configuration, otherwise the register will have its values reset + * (on my ar9220 to value 0x01002310) + */ + ath9k_cmn_spectral_scan_config(common, spec_priv, spec_priv->spectral_mode); + ath9k_hw_ops(ah)->spectral_scan_trigger(ah); + ath_ps_ops(common)->restore(common); +} +EXPORT_SYMBOL(ath9k_cmn_spectral_scan_trigger); + +int ath9k_cmn_spectral_scan_config(struct ath_common *common, + struct ath_spec_scan_priv *spec_priv, + enum spectral_mode spectral_mode) +{ + struct ath_hw *ah = spec_priv->ah; + + if (!ath9k_hw_ops(ah)->spectral_scan_trigger) { + ath_err(common, "spectrum analyzer not implemented on this hardware\n"); + return -1; + } + + switch (spectral_mode) { + case SPECTRAL_DISABLED: + spec_priv->spec_config.enabled = 0; + break; + case SPECTRAL_BACKGROUND: + /* send endless samples. + * TODO: is this really useful for "background"? + */ + spec_priv->spec_config.endless = 1; + spec_priv->spec_config.enabled = 1; + break; + case SPECTRAL_CHANSCAN: + case SPECTRAL_MANUAL: + spec_priv->spec_config.endless = 0; + spec_priv->spec_config.enabled = 1; + break; + default: + return -1; + } + + ath_ps_ops(common)->wakeup(common); + ath9k_hw_ops(ah)->spectral_scan_config(ah, &spec_priv->spec_config); + ath_ps_ops(common)->restore(common); + + spec_priv->spectral_mode = spectral_mode; + + return 0; +} +EXPORT_SYMBOL(ath9k_cmn_spectral_scan_config); + static ssize_t write_file_spec_scan_ctl(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); + struct ath_spec_scan_priv *spec_priv = file->private_data; + struct ath_common *common = ath9k_hw_common(spec_priv->ah); char buf[32]; ssize_t len; @@ -252,18 +326,18 @@ static ssize_t write_file_spec_scan_ctl(struct file *file, buf[len] = '\0'; if (strncmp("trigger", buf, 7) == 0) { - ath9k_spectral_scan_trigger(sc->hw); + ath9k_cmn_spectral_scan_trigger(common, spec_priv); } else if (strncmp("background", buf, 10) == 0) { - ath9k_spectral_scan_config(sc->hw, SPECTRAL_BACKGROUND); + ath9k_cmn_spectral_scan_config(common, spec_priv, SPECTRAL_BACKGROUND); ath_dbg(common, CONFIG, "spectral scan: background mode enabled\n"); } else if (strncmp("chanscan", buf, 8) == 0) { - ath9k_spectral_scan_config(sc->hw, SPECTRAL_CHANSCAN); + ath9k_cmn_spectral_scan_config(common, spec_priv, SPECTRAL_CHANSCAN); ath_dbg(common, CONFIG, "spectral scan: channel scan mode enabled\n"); } else if (strncmp("manual", buf, 6) == 0) { - ath9k_spectral_scan_config(sc->hw, SPECTRAL_MANUAL); + ath9k_cmn_spectral_scan_config(common, spec_priv, SPECTRAL_MANUAL); ath_dbg(common, CONFIG, "spectral scan: manual mode enabled\n"); } else if (strncmp("disable", buf, 7) == 0) { - ath9k_spectral_scan_config(sc->hw, SPECTRAL_DISABLED); + ath9k_cmn_spectral_scan_config(common, spec_priv, SPECTRAL_DISABLED); ath_dbg(common, CONFIG, "spectral scan: disabled\n"); } else { return -EINVAL; @@ -288,11 +362,11 @@ static ssize_t read_file_spectral_short_repeat(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; char buf[32]; unsigned int len; - len = sprintf(buf, "%d\n", sc->spec_config.short_repeat); + len = sprintf(buf, "%d\n", spec_priv->spec_config.short_repeat); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } @@ -300,7 +374,7 @@ static ssize_t write_file_spectral_short_repeat(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; unsigned long val; char buf[32]; ssize_t len; @@ -316,7 +390,7 @@ static ssize_t write_file_spectral_short_repeat(struct file *file, if (val > 1) return -EINVAL; - sc->spec_config.short_repeat = val; + spec_priv->spec_config.short_repeat = val; return count; } @@ -336,11 +410,11 @@ static ssize_t read_file_spectral_count(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; char buf[32]; unsigned int len; - len = sprintf(buf, "%d\n", sc->spec_config.count); + len = sprintf(buf, "%d\n", spec_priv->spec_config.count); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } @@ -348,7 +422,7 @@ static ssize_t write_file_spectral_count(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; unsigned long val; char buf[32]; ssize_t len; @@ -364,7 +438,7 @@ static ssize_t write_file_spectral_count(struct file *file, if (val > 255) return -EINVAL; - sc->spec_config.count = val; + spec_priv->spec_config.count = val; return count; } @@ -384,11 +458,11 @@ static ssize_t read_file_spectral_period(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; char buf[32]; unsigned int len; - len = sprintf(buf, "%d\n", sc->spec_config.period); + len = sprintf(buf, "%d\n", spec_priv->spec_config.period); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } @@ -396,7 +470,7 @@ static ssize_t write_file_spectral_period(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; unsigned long val; char buf[32]; ssize_t len; @@ -412,7 +486,7 @@ static ssize_t write_file_spectral_period(struct file *file, if (val > 255) return -EINVAL; - sc->spec_config.period = val; + spec_priv->spec_config.period = val; return count; } @@ -432,11 +506,11 @@ static ssize_t read_file_spectral_fft_period(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; char buf[32]; unsigned int len; - len = sprintf(buf, "%d\n", sc->spec_config.fft_period); + len = sprintf(buf, "%d\n", spec_priv->spec_config.fft_period); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } @@ -444,7 +518,7 @@ static ssize_t write_file_spectral_fft_period(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath_softc *sc = file->private_data; + struct ath_spec_scan_priv *spec_priv = file->private_data; unsigned long val; char buf[32]; ssize_t len; @@ -460,7 +534,7 @@ static ssize_t write_file_spectral_fft_period(struct file *file, if (val > 15) return -EINVAL; - sc->spec_config.fft_period = val; + spec_priv->spec_config.fft_period = val; return count; } @@ -506,38 +580,41 @@ static struct rchan_callbacks rfs_spec_scan_cb = { /* Debug Init/Deinit */ /*********************/ -void ath9k_spectral_deinit_debug(struct ath_softc *sc) +void ath9k_cmn_spectral_deinit_debug(struct ath_spec_scan_priv *spec_priv) { - if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) { - relay_close(sc->rfs_chan_spec_scan); - sc->rfs_chan_spec_scan = NULL; + if (config_enabled(CONFIG_ATH9K_DEBUGFS) && spec_priv->rfs_chan_spec_scan) { + relay_close(spec_priv->rfs_chan_spec_scan); + spec_priv->rfs_chan_spec_scan = NULL; } } +EXPORT_SYMBOL(ath9k_cmn_spectral_deinit_debug); -void ath9k_spectral_init_debug(struct ath_softc *sc) +void ath9k_cmn_spectral_init_debug(struct ath_spec_scan_priv *spec_priv, + struct dentry *debugfs_phy) { - sc->rfs_chan_spec_scan = relay_open("spectral_scan", - sc->debug.debugfs_phy, + spec_priv->rfs_chan_spec_scan = relay_open("spectral_scan", + debugfs_phy, 1024, 256, &rfs_spec_scan_cb, NULL); debugfs_create_file("spectral_scan_ctl", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, + debugfs_phy, spec_priv, &fops_spec_scan_ctl); debugfs_create_file("spectral_short_repeat", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, + debugfs_phy, spec_priv, &fops_spectral_short_repeat); debugfs_create_file("spectral_count", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, + debugfs_phy, spec_priv, &fops_spectral_count); debugfs_create_file("spectral_period", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, + debugfs_phy, spec_priv, &fops_spectral_period); debugfs_create_file("spectral_fft_period", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, + debugfs_phy, spec_priv, &fops_spectral_fft_period); } +EXPORT_SYMBOL(ath9k_cmn_spectral_init_debug); diff --git a/drivers/net/wireless/ath/ath9k/spectral.h b/drivers/net/wireless/ath/ath9k/common-spectral.h index 7b410c6858b0..82d9dd29652c 100644 --- a/drivers/net/wireless/ath/ath9k/spectral.h +++ b/drivers/net/wireless/ath/ath9k/common-spectral.h @@ -92,6 +92,13 @@ struct ath_ht20_40_fft_packet { struct ath_radar_info radar_info; } __packed; +struct ath_spec_scan_priv { + struct ath_hw *ah; + /* relay(fs) channel for spectral scan */ + struct rchan *rfs_chan_spec_scan; + enum spectral_mode spectral_mode; + struct ath_spec_scan spec_config; +}; #define SPECTRAL_HT20_40_TOTAL_DATA_LEN (sizeof(struct ath_ht20_40_fft_packet)) @@ -123,23 +130,15 @@ static inline u8 spectral_bitmap_weight(u8 *bins) return bins[0] & 0x3f; } -void ath9k_spectral_init_debug(struct ath_softc *sc); -void ath9k_spectral_deinit_debug(struct ath_softc *sc); +void ath9k_cmn_spectral_init_debug(struct ath_spec_scan_priv *spec_priv, struct dentry *debugfs_phy); +void ath9k_cmn_spectral_deinit_debug(struct ath_spec_scan_priv *spec_priv); -void ath9k_spectral_scan_trigger(struct ieee80211_hw *hw); -int ath9k_spectral_scan_config(struct ieee80211_hw *hw, +void ath9k_cmn_spectral_scan_trigger(struct ath_common *common, + struct ath_spec_scan_priv *spec_priv); +int ath9k_cmn_spectral_scan_config(struct ath_common *common, + struct ath_spec_scan_priv *spec_priv, enum spectral_mode spectral_mode); - -#ifdef CONFIG_ATH9K_DEBUGFS -int ath_process_fft(struct ath_softc *sc, struct ieee80211_hdr *hdr, +int ath_cmn_process_fft(struct ath_spec_scan_priv *spec_priv, struct ieee80211_hdr *hdr, struct ath_rx_status *rs, u64 tsf); -#else -static inline int ath_process_fft(struct ath_softc *sc, - struct ieee80211_hdr *hdr, - struct ath_rx_status *rs, u64 tsf) -{ - return 0; -} -#endif /* CONFIG_ATH9K_DEBUGFS */ #endif /* SPECTRAL_H */ diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c index c6dd7f1fed65..eb62c58dd0f7 100644 --- a/drivers/net/wireless/ath/ath9k/common.c +++ b/drivers/net/wireless/ath/ath9k/common.c @@ -159,7 +159,7 @@ void ath9k_cmn_rx_skb_postprocess(struct ath_common *common, if (test_bit(keyix, common->keymap)) rxs->flag |= RX_FLAG_DECRYPTED; } - if (ah->sw_mgmt_crypto && + if (ah->sw_mgmt_crypto_rx && (rxs->flag & RX_FLAG_DECRYPTED) && ieee80211_is_mgmt(fc)) /* Use software decrypt for management frames. */ diff --git a/drivers/net/wireless/ath/ath9k/common.h b/drivers/net/wireless/ath/ath9k/common.h index ffc454b18637..2b79a568e803 100644 --- a/drivers/net/wireless/ath/ath9k/common.h +++ b/drivers/net/wireless/ath/ath9k/common.h @@ -24,6 +24,7 @@ #include "common-init.h" #include "common-beacon.h" #include "common-debug.h" +#include "common-spectral.h" /* Common header for Atheros 802.11n base driver cores */ diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 46f20a309b5f..3f21b1bbc52e 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -828,13 +828,14 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf, i = 0; ath_for_each_chanctx(sc, ctx) { - if (!ctx->assigned || list_empty(&ctx->vifs)) + if (list_empty(&ctx->vifs)) continue; ath9k_calculate_iter_data(sc, ctx, &iter_data); len += scnprintf(buf + len, sizeof(buf) - len, - "VIF-COUNTS: CTX %i AP: %i STA: %i MESH: %i WDS: %i", - i++, iter_data.naps, iter_data.nstations, + "VIFS: CTX %i(%i) AP: %i STA: %i MESH: %i WDS: %i", + i++, (int)(ctx->assigned), iter_data.naps, + iter_data.nstations, iter_data.nmeshes, iter_data.nwds); len += scnprintf(buf + len, sizeof(buf) - len, " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", @@ -852,36 +853,31 @@ static ssize_t read_file_reset(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; + static const char * const reset_cause[__RESET_TYPE_MAX] = { + [RESET_TYPE_BB_HANG] = "Baseband Hang", + [RESET_TYPE_BB_WATCHDOG] = "Baseband Watchdog", + [RESET_TYPE_FATAL_INT] = "Fatal HW Error", + [RESET_TYPE_TX_ERROR] = "TX HW error", + [RESET_TYPE_TX_GTT] = "Transmit timeout", + [RESET_TYPE_TX_HANG] = "TX Path Hang", + [RESET_TYPE_PLL_HANG] = "PLL RX Hang", + [RESET_TYPE_MAC_HANG] = "MAC Hang", + [RESET_TYPE_BEACON_STUCK] = "Stuck Beacon", + [RESET_TYPE_MCI] = "MCI Reset", + [RESET_TYPE_CALIBRATION] = "Calibration error", + }; char buf[512]; unsigned int len = 0; + int i; - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Baseband Hang", - sc->debug.stats.reset[RESET_TYPE_BB_HANG]); - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Baseband Watchdog", - sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Fatal HW Error", - sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "TX HW error", - sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "TX Path Hang", - sc->debug.stats.reset[RESET_TYPE_TX_HANG]); - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "PLL RX Hang", - sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "MAC Hang", - sc->debug.stats.reset[RESET_TYPE_MAC_HANG]); - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Stuck Beacon", - sc->debug.stats.reset[RESET_TYPE_BEACON_STUCK]); - len += scnprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "MCI Reset", - sc->debug.stats.reset[RESET_TYPE_MCI]); + for (i = 0; i < ARRAY_SIZE(reset_cause); i++) { + if (!reset_cause[i]) + continue; + + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", reset_cause[i], + sc->debug.stats.reset[i]); + } if (len > sizeof(buf)) len = sizeof(buf); @@ -1315,7 +1311,7 @@ void ath9k_get_et_stats(struct ieee80211_hw *hw, void ath9k_deinit_debug(struct ath_softc *sc) { - ath9k_spectral_deinit_debug(sc); + ath9k_cmn_spectral_deinit_debug(&sc->spec_priv); } int ath9k_init_debug(struct ath_hw *ah) @@ -1335,7 +1331,7 @@ int ath9k_init_debug(struct ath_hw *ah) ath9k_dfs_init_debug(sc); ath9k_tx99_init_debug(sc); - ath9k_spectral_init_debug(sc); + ath9k_cmn_spectral_init_debug(&sc->spec_priv, sc->debug.debugfs_phy); debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_dma); diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h index 53ae15bd0c9d..bd75b1f716db 100644 --- a/drivers/net/wireless/ath/ath9k/debug.h +++ b/drivers/net/wireless/ath/ath9k/debug.h @@ -49,6 +49,7 @@ enum ath_reset_type { RESET_TYPE_MAC_HANG, RESET_TYPE_BEACON_STUCK, RESET_TYPE_MCI, + RESET_TYPE_CALIBRATION, __RESET_TYPE_MAX }; diff --git a/drivers/net/wireless/ath/ath9k/eeprom_def.c b/drivers/net/wireless/ath/ath9k/eeprom_def.c index 3218ca994746..122b846b8ec0 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_def.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c @@ -262,7 +262,7 @@ static int ath9k_hw_def_check_eeprom(struct ath_hw *ah) { struct ar5416_eeprom_def *eep = &ah->eeprom.def; struct ath_common *common = ath9k_hw_common(ah); - u16 *eepdata, temp, magic, magic2; + u16 *eepdata, temp, magic; u32 sum = 0, el; bool need_swap = false; int i, addr, size; @@ -272,27 +272,16 @@ static int ath9k_hw_def_check_eeprom(struct ath_hw *ah) return false; } - if (!ath9k_hw_use_flash(ah)) { - ath_dbg(common, EEPROM, "Read Magic = 0x%04X\n", magic); - - if (magic != AR5416_EEPROM_MAGIC) { - magic2 = swab16(magic); - - if (magic2 == AR5416_EEPROM_MAGIC) { - size = sizeof(struct ar5416_eeprom_def); - need_swap = true; - eepdata = (u16 *) (&ah->eeprom); + if (swab16(magic) == AR5416_EEPROM_MAGIC && + !(ah->ah_flags & AH_NO_EEP_SWAP)) { + size = sizeof(struct ar5416_eeprom_def); + need_swap = true; + eepdata = (u16 *) (&ah->eeprom); - for (addr = 0; addr < size / sizeof(u16); addr++) { - temp = swab16(*eepdata); - *eepdata = temp; - eepdata++; - } - } else { - ath_err(common, - "Invalid EEPROM Magic. Endianness mismatch.\n"); - return -EINVAL; - } + for (addr = 0; addr < size / sizeof(u16); addr++) { + temp = swab16(*eepdata); + *eepdata = temp; + eepdata++; } } diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index b1956bf6e01e..2fef7a480fec 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -25,7 +25,12 @@ static void ath_led_brightness(struct led_classdev *led_cdev, enum led_brightness brightness) { struct ath_softc *sc = container_of(led_cdev, struct ath_softc, led_cdev); - ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, (brightness == LED_OFF)); + u32 val = (brightness == LED_OFF); + + if (sc->sc_ah->config.led_active_high) + val = !val; + + ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, val); } void ath_deinit_leds(struct ath_softc *sc) @@ -82,7 +87,7 @@ void ath_fill_led_pin(struct ath_softc *sc) ath9k_hw_cfg_output(ah, ah->led_pin, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); /* LED off, active low */ - ath9k_hw_set_gpio(ah, ah->led_pin, 1); + ath9k_hw_set_gpio(ah, ah->led_pin, (ah->config.led_active_high) ? 0 : 1); } #endif diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index 09a5d72f3ff5..9dde265d3f84 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -481,6 +481,7 @@ struct ath9k_htc_priv { unsigned long op_flags; struct ath9k_hw_cal_data caldata; + struct ath_spec_scan_priv spec_priv; spinlock_t beacon_lock; struct ath_beacon_config cur_beacon_conf; @@ -625,8 +626,12 @@ int ath9k_htc_resume(struct htc_target *htc_handle); #endif #ifdef CONFIG_ATH9K_HTC_DEBUGFS int ath9k_htc_init_debug(struct ath_hw *ah); +void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv); #else static inline int ath9k_htc_init_debug(struct ath_hw *ah) { return 0; }; +static inline void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv) +{ +} #endif /* CONFIG_ATH9K_HTC_DEBUGFS */ #endif /* HTC_H */ diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c index 8b529e4b8ac4..8cef1edcc621 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c @@ -490,6 +490,10 @@ void ath9k_htc_get_et_stats(struct ieee80211_hw *hw, WARN_ON(i != ATH9K_HTC_SSTATS_LEN); } +void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv) +{ + ath9k_cmn_spectral_deinit_debug(&priv->spec_priv); +} int ath9k_htc_init_debug(struct ath_hw *ah) { @@ -501,6 +505,8 @@ int ath9k_htc_init_debug(struct ath_hw *ah) if (!priv->debug.debugfs_phy) return -ENOMEM; + ath9k_cmn_spectral_init_debug(&priv->spec_priv, priv->debug.debugfs_phy); + debugfs_create_file("tgt_int_stats", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_tgt_int_stats); debugfs_create_file("tgt_tx_stats", S_IRUSR, priv->debug.debugfs_phy, diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index d779f4fa50e3..e8fa9448da24 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -53,6 +53,21 @@ static const struct ieee80211_tpt_blink ath9k_htc_tpt_blink[] = { }; #endif +static void ath9k_htc_op_ps_wakeup(struct ath_common *common) +{ + ath9k_htc_ps_wakeup((struct ath9k_htc_priv *) common->priv); +} + +static void ath9k_htc_op_ps_restore(struct ath_common *common) +{ + ath9k_htc_ps_restore((struct ath9k_htc_priv *) common->priv); +} + +static struct ath_ps_ops ath9k_htc_ps_ops = { + .wakeup = ath9k_htc_op_ps_wakeup, + .restore = ath9k_htc_op_ps_restore, +}; + static int ath9k_htc_wait_for_target(struct ath9k_htc_priv *priv) { int time_left; @@ -87,6 +102,7 @@ static void ath9k_deinit_device(struct ath9k_htc_priv *priv) wiphy_rfkill_stop_polling(hw->wiphy); ath9k_deinit_leds(priv); + ath9k_htc_deinit_debug(priv); ieee80211_unregister_hw(hw); ath9k_rx_cleanup(priv); ath9k_tx_cleanup(priv); @@ -449,6 +465,14 @@ static void ath9k_init_misc(struct ath9k_htc_priv *priv) common->last_rssi = ATH_RSSI_DUMMY_MARKER; priv->ah->opmode = NL80211_IFTYPE_STATION; + + priv->spec_priv.ah = priv->ah; + priv->spec_priv.spec_config.enabled = 0; + priv->spec_priv.spec_config.short_repeat = false; + priv->spec_priv.spec_config.count = 8; + priv->spec_priv.spec_config.endless = false; + priv->spec_priv.spec_config.period = 0x12; + priv->spec_priv.spec_config.fft_period = 0x02; } static int ath9k_init_priv(struct ath9k_htc_priv *priv, @@ -464,6 +488,7 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv, return -ENOMEM; ah->dev = priv->dev; + ah->hw = priv->hw; ah->hw_version.devid = devid; ah->hw_version.usbdev = drv_info; ah->ah_flags |= AH_USE_EEPROM; @@ -477,6 +502,7 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv, common = ath9k_hw_common(ah); common->ops = &ah->reg_ops; + common->ps_ops = &ath9k_htc_ps_ops; common->bus_ops = &ath9k_usb_bus_ops; common->ah = ah; common->hw = priv->hw; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 994fff1ff519..c7d12efaa86a 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -314,6 +314,10 @@ static int ath9k_htc_set_channel(struct ath9k_htc_priv *priv, mod_timer(&priv->tx.cleanup_timer, jiffies + msecs_to_jiffies(ATH9K_HTC_TX_CLEANUP_INTERVAL)); + /* perform spectral scan if requested. */ + if (test_bit(ATH_OP_SCANNING, &common->op_flags) && + priv->spec_priv.spectral_mode == SPECTRAL_CHANSCAN) + ath9k_cmn_spectral_scan_trigger(common, &priv->spec_priv); err: ath9k_htc_ps_restore(priv); return ret; @@ -1443,7 +1447,7 @@ static int ath9k_htc_set_key(struct ieee80211_hw *hw, key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; if (key->cipher == WLAN_CIPHER_SUITE_TKIP) key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; - if (priv->ah->sw_mgmt_crypto && + if (priv->ah->sw_mgmt_crypto_tx && key->cipher == WLAN_CIPHER_SUITE_CCMP) key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; ret = 0; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index f0484b1b617e..a0f58e2aa553 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -946,7 +946,7 @@ static inline void convert_htc_flag(struct ath_rx_status *rx_stats, static void rx_status_htc_to_ath(struct ath_rx_status *rx_stats, struct ath_htc_rx_status *rxstatus) { - rx_stats->rs_datalen = rxstatus->rs_datalen; + rx_stats->rs_datalen = be16_to_cpu(rxstatus->rs_datalen); rx_stats->rs_status = rxstatus->rs_status; rx_stats->rs_phyerr = rxstatus->rs_phyerr; rx_stats->rs_rssi = rxstatus->rs_rssi; @@ -1012,6 +1012,20 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, * separately to avoid doing two lookups for a rate for each frame. */ hdr = (struct ieee80211_hdr *)skb->data; + + /* + * Process PHY errors and return so that the packet + * can be dropped. + */ + if (rx_stats.rs_status & ATH9K_RXERR_PHY) { + /* TODO: Not using DFS processing now. */ + if (ath_cmn_process_fft(&priv->spec_priv, hdr, + &rx_stats, rx_status->mactime)) { + /* TODO: Code to collect spectral scan statistics */ + } + goto rx_next; + } + if (!ath9k_cmn_rx_accept(common, hdr, rx_status, &rx_stats, &decrypt_error, priv->rxfilter)) goto rx_next; diff --git a/drivers/net/wireless/ath/ath9k/hw-ops.h b/drivers/net/wireless/ath/ath9k/hw-ops.h index 8e85efeaeffc..88769b64b20b 100644 --- a/drivers/net/wireless/ath/ath9k/hw-ops.h +++ b/drivers/net/wireless/ath/ath9k/hw-ops.h @@ -41,10 +41,9 @@ static inline void ath9k_hw_set_desc_link(struct ath_hw *ah, void *ds, ath9k_hw_ops(ah)->set_desc_link(ds, link); } -static inline bool ath9k_hw_calibrate(struct ath_hw *ah, - struct ath9k_channel *chan, - u8 rxchainmask, - bool longcal) +static inline int ath9k_hw_calibrate(struct ath_hw *ah, + struct ath9k_channel *chan, + u8 rxchainmask, bool longcal) { return ath9k_hw_ops(ah)->calibrate(ah, chan, rxchainmask, longcal); } diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 8be4b1453394..fbc78d80c559 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/time.h> #include <linux/bitops.h> +#include <linux/etherdevice.h> #include <asm/unaligned.h> #include "hw.h" @@ -446,8 +447,16 @@ static int ath9k_hw_init_macaddr(struct ath_hw *ah) common->macaddr[2 * i] = eeval >> 8; common->macaddr[2 * i + 1] = eeval & 0xff; } - if (sum == 0 || sum == 0xffff * 3) - return -EADDRNOTAVAIL; + if (!is_valid_ether_addr(common->macaddr)) { + ath_err(common, + "eeprom contains invalid mac address: %pM\n", + common->macaddr); + + random_ether_addr(common->macaddr); + ath_err(common, + "random mac address will be used: %pM\n", + common->macaddr); + } return 0; } @@ -1589,16 +1598,22 @@ static void ath9k_hw_init_mfp(struct ath_hw *ah) * frames when constructing CCMP AAD. */ REG_RMW_FIELD(ah, AR_AES_MUTE_MASK1, AR_AES_MUTE_MASK1_FC_MGMT, 0xc7ff); - ah->sw_mgmt_crypto = false; + if (AR_SREV_9271(ah) || AR_DEVID_7010(ah)) + ah->sw_mgmt_crypto_tx = true; + else + ah->sw_mgmt_crypto_tx = false; + ah->sw_mgmt_crypto_rx = false; } else if (AR_SREV_9160_10_OR_LATER(ah)) { /* Disable hardware crypto for management frames */ REG_CLR_BIT(ah, AR_PCU_MISC_MODE2, AR_PCU_MISC_MODE2_MGMT_CRYPTO_ENABLE); REG_SET_BIT(ah, AR_PCU_MISC_MODE2, AR_PCU_MISC_MODE2_NO_CRYPTO_FOR_NON_DATA_PKT); - ah->sw_mgmt_crypto = true; + ah->sw_mgmt_crypto_tx = true; + ah->sw_mgmt_crypto_rx = true; } else { - ah->sw_mgmt_crypto = true; + ah->sw_mgmt_crypto_tx = true; + ah->sw_mgmt_crypto_rx = true; } } @@ -1945,6 +1960,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, REGWRITE_BUFFER_FLUSH(ah); + ath9k_hw_gen_timer_start_tsf2(ah); + ath9k_hw_init_desc(ah); if (ath9k_hw_btcoex_is_enabled(ah)) @@ -1953,8 +1970,10 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, if (ath9k_hw_mci_is_enabled(ah)) ar9003_mci_check_bt(ah); - ath9k_hw_loadnf(ah, chan); - ath9k_hw_start_nfcal(ah, true); + if (AR_SREV_9300_20_OR_LATER(ah)) { + ath9k_hw_loadnf(ah, chan); + ath9k_hw_start_nfcal(ah, true); + } if (AR_SREV_9300_20_OR_LATER(ah)) ar9003_hw_bb_watchdog_config(ah); @@ -2322,7 +2341,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) struct ath9k_hw_capabilities *pCap = &ah->caps; struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah); struct ath_common *common = ath9k_hw_common(ah); - unsigned int chip_chainmask; u16 eeval; u8 ant_div_ctl1, tx_chainmask, rx_chainmask; @@ -2342,31 +2360,40 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) } eeval = ah->eep_ops->get_eeprom(ah, EEP_OP_MODE); - if ((eeval & (AR5416_OPFLAGS_11G | AR5416_OPFLAGS_11A)) == 0) { - ath_err(common, - "no band has been marked as supported in EEPROM\n"); - return -EINVAL; + + if (eeval & AR5416_OPFLAGS_11A) { + if (ah->disable_5ghz) + ath_warn(common, "disabling 5GHz band\n"); + else + pCap->hw_caps |= ATH9K_HW_CAP_5GHZ; } - if (eeval & AR5416_OPFLAGS_11A) - pCap->hw_caps |= ATH9K_HW_CAP_5GHZ; + if (eeval & AR5416_OPFLAGS_11G) { + if (ah->disable_2ghz) + ath_warn(common, "disabling 2GHz band\n"); + else + pCap->hw_caps |= ATH9K_HW_CAP_2GHZ; + } - if (eeval & AR5416_OPFLAGS_11G) - pCap->hw_caps |= ATH9K_HW_CAP_2GHZ; + if ((pCap->hw_caps & (ATH9K_HW_CAP_2GHZ | ATH9K_HW_CAP_5GHZ)) == 0) { + ath_err(common, "both bands are disabled\n"); + return -EINVAL; + } if (AR_SREV_9485(ah) || AR_SREV_9285(ah) || AR_SREV_9330(ah) || AR_SREV_9565(ah)) - chip_chainmask = 1; - else if (AR_SREV_9462(ah)) - chip_chainmask = 3; + pCap->chip_chainmask = 1; else if (!AR_SREV_9280_20_OR_LATER(ah)) - chip_chainmask = 7; - else if (!AR_SREV_9300_20_OR_LATER(ah) || AR_SREV_9340(ah)) - chip_chainmask = 3; + pCap->chip_chainmask = 7; + else if (!AR_SREV_9300_20_OR_LATER(ah) || + AR_SREV_9340(ah) || + AR_SREV_9462(ah) || + AR_SREV_9531(ah)) + pCap->chip_chainmask = 3; else - chip_chainmask = 7; + pCap->chip_chainmask = 7; pCap->tx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_TX_MASK); /* @@ -2384,8 +2411,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) /* Use rx_chainmask from EEPROM. */ pCap->rx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_RX_MASK); - pCap->tx_chainmask = fixup_chainmask(chip_chainmask, pCap->tx_chainmask); - pCap->rx_chainmask = fixup_chainmask(chip_chainmask, pCap->rx_chainmask); + pCap->tx_chainmask = fixup_chainmask(pCap->chip_chainmask, pCap->tx_chainmask); + pCap->rx_chainmask = fixup_chainmask(pCap->chip_chainmask, pCap->rx_chainmask); ah->txchainmask = pCap->tx_chainmask; ah->rxchainmask = pCap->rx_chainmask; @@ -2899,6 +2926,16 @@ u32 ath9k_hw_gettsf32(struct ath_hw *ah) } EXPORT_SYMBOL(ath9k_hw_gettsf32); +void ath9k_hw_gen_timer_start_tsf2(struct ath_hw *ah) +{ + struct ath_gen_timer_table *timer_table = &ah->hw_gen_timers; + + if (timer_table->tsf2_enabled) { + REG_SET_BIT(ah, AR_DIRECT_CONNECT, AR_DC_AP_STA_EN); + REG_SET_BIT(ah, AR_RESET_TSF, AR_RESET_TSF2_ONCE); + } +} + struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah, void (*trigger)(void *), void (*overflow)(void *), @@ -2909,7 +2946,11 @@ struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah, struct ath_gen_timer *timer; if ((timer_index < AR_FIRST_NDP_TIMER) || - (timer_index >= ATH_MAX_GEN_TIMER)) + (timer_index >= ATH_MAX_GEN_TIMER)) + return NULL; + + if ((timer_index > AR_FIRST_NDP_TIMER) && + !AR_SREV_9300_20_OR_LATER(ah)) return NULL; timer = kzalloc(sizeof(struct ath_gen_timer), GFP_KERNEL); @@ -2923,6 +2964,11 @@ struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah, timer->overflow = overflow; timer->arg = arg; + if ((timer_index > AR_FIRST_NDP_TIMER) && !timer_table->tsf2_enabled) { + timer_table->tsf2_enabled = true; + ath9k_hw_gen_timer_start_tsf2(ah); + } + return timer; } EXPORT_SYMBOL(ath_gen_timer_alloc); diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 975074fc11bc..4cf9e0ac0743 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -244,13 +244,20 @@ enum ath9k_hw_caps { ATH9K_HW_CAP_2GHZ = BIT(11), ATH9K_HW_CAP_5GHZ = BIT(12), ATH9K_HW_CAP_APM = BIT(13), +#ifdef CONFIG_ATH9K_PCOEM ATH9K_HW_CAP_RTT = BIT(14), ATH9K_HW_CAP_MCI = BIT(15), - ATH9K_HW_CAP_DFS = BIT(16), - ATH9K_HW_WOW_DEVICE_CAPABLE = BIT(17), - ATH9K_HW_CAP_PAPRD = BIT(18), - ATH9K_HW_CAP_FCC_BAND_SWITCH = BIT(19), - ATH9K_HW_CAP_BT_ANT_DIV = BIT(20), + ATH9K_HW_WOW_DEVICE_CAPABLE = BIT(16), + ATH9K_HW_CAP_BT_ANT_DIV = BIT(17), +#else + ATH9K_HW_CAP_RTT = 0, + ATH9K_HW_CAP_MCI = 0, + ATH9K_HW_WOW_DEVICE_CAPABLE = 0, + ATH9K_HW_CAP_BT_ANT_DIV = 0, +#endif + ATH9K_HW_CAP_DFS = BIT(18), + ATH9K_HW_CAP_PAPRD = BIT(19), + ATH9K_HW_CAP_FCC_BAND_SWITCH = BIT(20), }; /* @@ -269,6 +276,7 @@ struct ath9k_hw_capabilities { u16 rts_aggr_limit; u8 tx_chainmask; u8 rx_chainmask; + u8 chip_chainmask; u8 max_txchains; u8 max_rxchains; u8 num_gpio_pins; @@ -322,6 +330,7 @@ struct ath9k_ops_config { bool alt_mingainidx; bool no_pll_pwrsave; bool tx_gain_buffalo; + bool led_active_high; }; enum ath9k_int { @@ -517,6 +526,7 @@ struct ath_gen_timer { struct ath_gen_timer_table { struct ath_gen_timer *timers[ATH_MAX_GEN_TIMER]; u16 timer_mask; + bool tsf2_enabled; }; struct ath_hw_antcomb_conf { @@ -681,10 +691,8 @@ struct ath_hw_ops { bool power_off); void (*rx_enable)(struct ath_hw *ah); void (*set_desc_link)(void *ds, u32 link); - bool (*calibrate)(struct ath_hw *ah, - struct ath9k_channel *chan, - u8 rxchainmask, - bool longcal); + int (*calibrate)(struct ath_hw *ah, struct ath9k_channel *chan, + u8 rxchainmask, bool longcal); bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked, u32 *sync_cause_p); void (*set_txdesc)(struct ath_hw *ah, void *ds, @@ -726,6 +734,7 @@ enum ath_cal_list { #define AH_USE_EEPROM 0x1 #define AH_UNPLUGGED 0x2 /* The card has been physically removed. */ #define AH_FASTCC 0x4 +#define AH_NO_EEP_SWAP 0x8 /* Do not swap EEPROM data */ struct ath_hw { struct ath_ops reg_ops; @@ -747,7 +756,8 @@ struct ath_hw { } eeprom; const struct eeprom_ops *eep_ops; - bool sw_mgmt_crypto; + bool sw_mgmt_crypto_tx; + bool sw_mgmt_crypto_rx; bool is_pciexpress; bool aspm_enabled; bool is_monitoring; @@ -924,6 +934,8 @@ struct ath_hw { bool is_clk_25mhz; int (*get_mac_revision)(void); int (*external_reset)(void); + bool disable_2ghz; + bool disable_5ghz; const struct firmware *eeprom_blob; @@ -1027,6 +1039,7 @@ void ath9k_hw_gen_timer_start(struct ath_hw *ah, struct ath_gen_timer *timer, u32 timer_next, u32 timer_period); +void ath9k_hw_gen_timer_start_tsf2(struct ath_hw *ah); void ath9k_hw_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer); void ath_gen_timer_free(struct ath_hw *ah, struct ath_gen_timer *timer); diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 156a944134dc..39157ca723d6 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -88,6 +88,21 @@ static const struct ieee80211_tpt_blink ath9k_tpt_blink[] = { static void ath9k_deinit_softc(struct ath_softc *sc); +static void ath9k_op_ps_wakeup(struct ath_common *common) +{ + ath9k_ps_wakeup((struct ath_softc *) common->priv); +} + +static void ath9k_op_ps_restore(struct ath_common *common) +{ + ath9k_ps_restore((struct ath_softc *) common->priv); +} + +static struct ath_ps_ops ath9k_ps_ops = { + .wakeup = ath9k_op_ps_wakeup, + .restore = ath9k_op_ps_restore, +}; + /* * Read and write, they both share the same lock. We do this to serialize * reads and writes on Atheros 802.11n PCI devices only. This is required @@ -172,17 +187,20 @@ static void ath9k_reg_notifier(struct wiphy *wiphy, ath_reg_notifier_apply(wiphy, request, reg); /* Set tx power */ - if (ah->curchan) { - sc->cur_chan->txpower = 2 * ah->curchan->chan->max_power; - ath9k_ps_wakeup(sc); - ath9k_hw_set_txpowerlimit(ah, sc->cur_chan->txpower, false); - sc->curtxpow = ath9k_hw_regulatory(ah)->power_limit; - /* synchronize DFS detector if regulatory domain changed */ - if (sc->dfs_detector != NULL) - sc->dfs_detector->set_dfs_domain(sc->dfs_detector, - request->dfs_region); - ath9k_ps_restore(sc); - } + if (!ah->curchan) + return; + + sc->cur_chan->txpower = 2 * ah->curchan->chan->max_power; + ath9k_ps_wakeup(sc); + ath9k_hw_set_txpowerlimit(ah, sc->cur_chan->txpower, false); + ath9k_cmn_update_txpow(ah, sc->cur_chan->cur_txpower, + sc->cur_chan->txpower, + &sc->cur_chan->cur_txpower); + /* synchronize DFS detector if regulatory domain changed */ + if (sc->dfs_detector != NULL) + sc->dfs_detector->set_dfs_domain(sc->dfs_detector, + request->dfs_region); + ath9k_ps_restore(sc); } /* @@ -348,12 +366,13 @@ static void ath9k_init_misc(struct ath_softc *sc) if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) sc->ant_comb.count = ATH_ANT_DIV_COMB_INIT_COUNT; - sc->spec_config.enabled = 0; - sc->spec_config.short_repeat = true; - sc->spec_config.count = 8; - sc->spec_config.endless = false; - sc->spec_config.period = 0xFF; - sc->spec_config.fft_period = 0xF; + sc->spec_priv.ah = sc->sc_ah; + sc->spec_priv.spec_config.enabled = 0; + sc->spec_priv.spec_config.short_repeat = true; + sc->spec_priv.spec_config.count = 8; + sc->spec_priv.spec_config.endless = false; + sc->spec_priv.spec_config.period = 0xFF; + sc->spec_priv.spec_config.fft_period = 0xF; } static void ath9k_init_pcoem_platform(struct ath_softc *sc) @@ -362,6 +381,9 @@ static void ath9k_init_pcoem_platform(struct ath_softc *sc) struct ath9k_hw_capabilities *pCap = &ah->caps; struct ath_common *common = ath9k_hw_common(ah); + if (!IS_ENABLED(CONFIG_ATH9K_PCOEM)) + return; + if (common->bus_ops->ath_bus_type != ATH_PCI) return; @@ -419,6 +441,9 @@ static void ath9k_init_pcoem_platform(struct ath_softc *sc) ah->config.no_pll_pwrsave = true; ath_info(common, "Disable PLL PowerSave\n"); } + + if (sc->driver_data & ATH9K_PCI_LED_ACT_HI) + ah->config.led_active_high = true; } static void ath9k_eeprom_request_cb(const struct firmware *eeprom_blob, @@ -528,10 +553,15 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, ah->is_clk_25mhz = pdata->is_clk_25mhz; ah->get_mac_revision = pdata->get_mac_revision; ah->external_reset = pdata->external_reset; + ah->disable_2ghz = pdata->disable_2ghz; + ah->disable_5ghz = pdata->disable_5ghz; + if (!pdata->endian_check) + ah->ah_flags |= AH_NO_EEP_SWAP; } common->ops = &ah->reg_ops; common->bus_ops = bus_ops; + common->ps_ops = &ath9k_ps_ops; common->ah = ah; common->hw = sc->hw; common->priv = sc; diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c index 2343f56e6498..b829263e3d0a 100644 --- a/drivers/net/wireless/ath/ath9k/link.c +++ b/drivers/net/wireless/ath/ath9k/link.c @@ -371,9 +371,15 @@ void ath_ani_calibrate(unsigned long data) /* Perform calibration if necessary */ if (longcal || shortcal) { - common->ani.caldone = - ath9k_hw_calibrate(ah, ah->curchan, - ah->rxchainmask, longcal); + int ret = ath9k_hw_calibrate(ah, ah->curchan, ah->rxchainmask, + longcal); + if (ret < 0) { + common->ani.caldone = 0; + ath9k_queue_reset(sc, RESET_TYPE_CALIBRATION); + return; + } + + common->ani.caldone = ret; } ath_dbg(common, ANI, diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 205162449b72..5f16630f26ce 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -54,7 +54,8 @@ u8 ath9k_parse_mpdudensity(u8 mpdudensity) } } -static bool ath9k_has_pending_frames(struct ath_softc *sc, struct ath_txq *txq) +static bool ath9k_has_pending_frames(struct ath_softc *sc, struct ath_txq *txq, + bool sw_pending) { bool pending = false; @@ -65,6 +66,9 @@ static bool ath9k_has_pending_frames(struct ath_softc *sc, struct ath_txq *txq) goto out; } + if (!sw_pending) + goto out; + if (txq->mac80211_qnum >= 0) { struct list_head *list; @@ -229,8 +233,9 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start) ath9k_calculate_summary_state(sc, sc->cur_chan); ath_startrecv(sc); - ath9k_cmn_update_txpow(ah, sc->curtxpow, - sc->cur_chan->txpower, &sc->curtxpow); + ath9k_cmn_update_txpow(ah, sc->cur_chan->cur_txpower, + sc->cur_chan->txpower, + &sc->cur_chan->cur_txpower); clear_bit(ATH_OP_HW_RESET, &common->op_flags); if (!sc->cur_chan->offchannel && start) { @@ -270,7 +275,7 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start) return true; } -int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan) +static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); @@ -281,6 +286,7 @@ int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan) __ath_cancel_work(sc); tasklet_disable(&sc->intr_tq); + tasklet_disable(&sc->bcon_tasklet); spin_lock_bh(&sc->sc_pcu_lock); if (!sc->cur_chan->offchannel) { @@ -326,6 +332,7 @@ int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan) out: spin_unlock_bh(&sc->sc_pcu_lock); + tasklet_enable(&sc->bcon_tasklet); tasklet_enable(&sc->intr_tq); return r; @@ -539,11 +546,10 @@ irqreturn_t ath_isr(int irq, void *dev) sched = true; /* - * If a FATAL or RXORN interrupt is received, we have to reset the - * chip immediately. + * If a FATAL interrupt is received, we have to reset the chip + * immediately. */ - if ((status & ATH9K_INT_FATAL) || ((status & ATH9K_INT_RXORN) && - !(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA))) + if (status & ATH9K_INT_FATAL) goto chip_reset; if ((ah->config.hw_hang_checks & HW_BB_WATCHDOG) && @@ -598,17 +604,29 @@ chip_reset: #undef SCHED_INTR } -int ath_reset(struct ath_softc *sc) +/* + * This function is called when a HW reset cannot be deferred + * and has to be immediate. + */ +int ath_reset(struct ath_softc *sc, struct ath9k_channel *hchan) { + struct ath_common *common = ath9k_hw_common(sc->sc_ah); int r; + set_bit(ATH_OP_HW_RESET, &common->op_flags); + ath9k_ps_wakeup(sc); - r = ath_reset_internal(sc, NULL); + r = ath_reset_internal(sc, hchan); ath9k_ps_restore(sc); return r; } +/* + * When a HW reset can be deferred, it is added to the + * hw_reset_work workqueue, but we set ATH_OP_HW_RESET before + * queueing. + */ void ath9k_queue_reset(struct ath_softc *sc, enum ath_reset_type type) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); @@ -623,7 +641,9 @@ void ath_reset_work(struct work_struct *work) { struct ath_softc *sc = container_of(work, struct ath_softc, hw_reset_work); - ath_reset(sc); + ath9k_ps_wakeup(sc); + ath_reset_internal(sc, NULL); + ath9k_ps_restore(sc); } /**********************/ @@ -707,7 +727,8 @@ static int ath9k_start(struct ieee80211_hw *hw) if (ah->led_pin >= 0) { ath9k_hw_cfg_output(ah, ah->led_pin, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); - ath9k_hw_set_gpio(ah, ah->led_pin, 0); + ath9k_hw_set_gpio(ah, ah->led_pin, + (ah->config.led_active_high) ? 1 : 0); } /* @@ -849,7 +870,8 @@ static void ath9k_stop(struct ieee80211_hw *hw) spin_lock_bh(&sc->sc_pcu_lock); if (ah->led_pin >= 0) { - ath9k_hw_set_gpio(ah, ah->led_pin, 1); + ath9k_hw_set_gpio(ah, ah->led_pin, + (ah->config.led_active_high) ? 0 : 1); ath9k_hw_cfg_gpio_input(ah, ah->led_pin); } @@ -1037,7 +1059,7 @@ static void ath9k_set_offchannel_state(struct ath_softc *sc) eth_zero_addr(common->curbssid); eth_broadcast_addr(common->bssidmask); - ether_addr_copy(common->macaddr, vif->addr); + memcpy(common->macaddr, vif->addr, ETH_ALEN); common->curaid = 0; ah->opmode = vif->type; ah->imask &= ~ATH9K_INT_SWBA; @@ -1078,7 +1100,7 @@ void ath9k_calculate_summary_state(struct ath_softc *sc, ath9k_calculate_iter_data(sc, ctx, &iter_data); if (iter_data.has_hw_macaddr) - ether_addr_copy(common->macaddr, iter_data.hw_macaddr); + memcpy(common->macaddr, iter_data.hw_macaddr, ETH_ALEN); memcpy(common->bssidmask, iter_data.mask, ETH_ALEN); ath_hw_setbssidmask(common); @@ -1165,7 +1187,8 @@ static void ath9k_assign_hw_queues(struct ieee80211_hw *hw, for (i = 0; i < IEEE80211_NUM_ACS; i++) vif->hw_queue[i] = i; - if (vif->type == NL80211_IFTYPE_AP) + if (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT) vif->cab_queue = hw->queues - 2; else vif->cab_queue = IEEE80211_INVAL_HW_QUEUE; @@ -1317,78 +1340,6 @@ static void ath9k_disable_ps(struct ath_softc *sc) ath_dbg(common, PS, "PowerSave disabled\n"); } -void ath9k_spectral_scan_trigger(struct ieee80211_hw *hw) -{ - struct ath_softc *sc = hw->priv; - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - u32 rxfilter; - - if (config_enabled(CONFIG_ATH9K_TX99)) - return; - - if (!ath9k_hw_ops(ah)->spectral_scan_trigger) { - ath_err(common, "spectrum analyzer not implemented on this hardware\n"); - return; - } - - ath9k_ps_wakeup(sc); - rxfilter = ath9k_hw_getrxfilter(ah); - ath9k_hw_setrxfilter(ah, rxfilter | - ATH9K_RX_FILTER_PHYRADAR | - ATH9K_RX_FILTER_PHYERR); - - /* TODO: usually this should not be neccesary, but for some reason - * (or in some mode?) the trigger must be called after the - * configuration, otherwise the register will have its values reset - * (on my ar9220 to value 0x01002310) - */ - ath9k_spectral_scan_config(hw, sc->spectral_mode); - ath9k_hw_ops(ah)->spectral_scan_trigger(ah); - ath9k_ps_restore(sc); -} - -int ath9k_spectral_scan_config(struct ieee80211_hw *hw, - enum spectral_mode spectral_mode) -{ - struct ath_softc *sc = hw->priv; - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - - if (!ath9k_hw_ops(ah)->spectral_scan_trigger) { - ath_err(common, "spectrum analyzer not implemented on this hardware\n"); - return -1; - } - - switch (spectral_mode) { - case SPECTRAL_DISABLED: - sc->spec_config.enabled = 0; - break; - case SPECTRAL_BACKGROUND: - /* send endless samples. - * TODO: is this really useful for "background"? - */ - sc->spec_config.endless = 1; - sc->spec_config.enabled = 1; - break; - case SPECTRAL_CHANSCAN: - case SPECTRAL_MANUAL: - sc->spec_config.endless = 0; - sc->spec_config.enabled = 1; - break; - default: - return -1; - } - - ath9k_ps_wakeup(sc); - ath9k_hw_ops(ah)->spectral_scan_config(ah, &sc->spec_config); - ath9k_ps_restore(sc); - - sc->spectral_mode = spectral_mode; - - return 0; -} - static int ath9k_config(struct ieee80211_hw *hw, u32 changed) { struct ath_softc *sc = hw->priv; @@ -1449,8 +1400,9 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) if (changed & IEEE80211_CONF_CHANGE_POWER) { ath_dbg(common, CONFIG, "Set power: %d\n", conf->power_level); sc->cur_chan->txpower = 2 * conf->power_level; - ath9k_cmn_update_txpow(ah, sc->curtxpow, - sc->cur_chan->txpower, &sc->curtxpow); + ath9k_cmn_update_txpow(ah, sc->cur_chan->cur_txpower, + sc->cur_chan->txpower, + &sc->cur_chan->cur_txpower); } mutex_unlock(&sc->mutex); @@ -1547,6 +1499,40 @@ static int ath9k_sta_remove(struct ieee80211_hw *hw, return 0; } +static int ath9k_sta_state(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + struct ath_softc *sc = hw->priv; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + int ret = 0; + + if (old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_ASSOC) { + ret = ath9k_sta_add(hw, vif, sta); + ath_dbg(common, CONFIG, + "Add station: %pM\n", sta->addr); + } else if (old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTH) { + ret = ath9k_sta_remove(hw, vif, sta); + ath_dbg(common, CONFIG, + "Remove station: %pM\n", sta->addr); + } + + if (ath9k_is_chanctx_enabled()) { + if (vif->type == NL80211_IFTYPE_STATION) { + if (old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTHORIZED) + ath_chanctx_event(sc, vif, + ATH_CHANCTX_EVENT_AUTHORIZED); + } + } + + return ret; +} + static void ath9k_sta_set_tx_filter(struct ath_hw *ah, struct ath_node *an, bool set) @@ -1671,7 +1657,7 @@ static int ath9k_set_key(struct ieee80211_hw *hw, key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; if (key->cipher == WLAN_CIPHER_SUITE_TKIP) key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; - if (sc->sc_ah->sw_mgmt_crypto && + if (sc->sc_ah->sw_mgmt_crypto_tx && key->cipher == WLAN_CIPHER_SUITE_CCMP) key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; ret = 0; @@ -1731,17 +1717,11 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, ath_dbg(common, CONFIG, "BSSID %pM Changed ASSOC %d\n", bss_conf->bssid, bss_conf->assoc); - ether_addr_copy(avp->bssid, bss_conf->bssid); + memcpy(avp->bssid, bss_conf->bssid, ETH_ALEN); avp->aid = bss_conf->aid; avp->assoc = bss_conf->assoc; ath9k_calculate_summary_state(sc, avp->chanctx); - - if (ath9k_is_chanctx_enabled()) { - if (bss_conf->assoc) - ath_chanctx_event(sc, vif, - ATH_CHANCTX_EVENT_ASSOC); - } } if (changed & BSS_CHANGED_IBSS) { @@ -1837,6 +1817,7 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, u16 tid, u16 *ssn, u8 buf_size) { struct ath_softc *sc = hw->priv; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); bool flush = false; int ret = 0; @@ -1848,6 +1829,12 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, case IEEE80211_AMPDU_RX_STOP: break; case IEEE80211_AMPDU_TX_START: + if (ath9k_is_chanctx_enabled()) { + if (test_bit(ATH_OP_SCANNING, &common->op_flags)) { + ret = -EBUSY; + break; + } + } ath9k_ps_wakeup(sc); ret = ath_tx_aggr_start(sc, sta, tid, ssn); if (!ret) @@ -1961,7 +1948,8 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, mutex_unlock(&sc->mutex); } -static bool ath9k_has_tx_pending(struct ath_softc *sc) +static bool ath9k_has_tx_pending(struct ath_softc *sc, + bool sw_pending) { int i, npend = 0; @@ -1969,7 +1957,8 @@ static bool ath9k_has_tx_pending(struct ath_softc *sc) if (!ATH_TXQ_SETUP(sc, i)) continue; - npend = ath9k_has_pending_frames(sc, &sc->tx.txq[i]); + npend = ath9k_has_pending_frames(sc, &sc->tx.txq[i], + sw_pending); if (npend) break; } @@ -1981,18 +1970,38 @@ static void ath9k_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 queues, bool drop) { struct ath_softc *sc = hw->priv; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + + if (ath9k_is_chanctx_enabled()) { + if (!test_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags)) + goto flush; + /* + * If MCC is active, extend the flush timeout + * and wait for the HW/SW queues to become + * empty. This needs to be done outside the + * sc->mutex lock to allow the channel scheduler + * to switch channel contexts. + * + * The vif queues have been stopped in mac80211, + * so there won't be any incoming frames. + */ + __ath9k_flush(hw, queues, drop, true, true); + return; + } +flush: mutex_lock(&sc->mutex); - __ath9k_flush(hw, queues, drop); + __ath9k_flush(hw, queues, drop, true, false); mutex_unlock(&sc->mutex); } -void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop, + bool sw_pending, bool timeout_override) { struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - int timeout = HZ / 5; /* 200 ms */ + int timeout; bool drain_txq; cancel_delayed_work_sync(&sc->tx_complete_work); @@ -2007,7 +2016,17 @@ void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop) return; } - if (wait_event_timeout(sc->tx_wait, !ath9k_has_tx_pending(sc), + spin_lock_bh(&sc->chan_lock); + if (timeout_override) + timeout = HZ / 5; + else + timeout = sc->cur_chan->flush_timeout; + spin_unlock_bh(&sc->chan_lock); + + ath_dbg(common, CHAN_CTX, + "Flush timeout: %d\n", jiffies_to_msecs(timeout)); + + if (wait_event_timeout(sc->tx_wait, !ath9k_has_tx_pending(sc, sw_pending), timeout) > 0) drop = false; @@ -2018,7 +2037,7 @@ void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop) spin_unlock_bh(&sc->sc_pcu_lock); if (!drain_txq) - ath_reset(sc); + ath_reset(sc, NULL); ath9k_ps_restore(sc); } @@ -2030,7 +2049,7 @@ static bool ath9k_tx_frames_pending(struct ieee80211_hw *hw) { struct ath_softc *sc = hw->priv; - return ath9k_has_tx_pending(sc); + return ath9k_has_tx_pending(sc, true); } static int ath9k_tx_last_beacon(struct ieee80211_hw *hw) @@ -2177,6 +2196,28 @@ static void ath9k_sw_scan_complete(struct ieee80211_hw *hw) #ifdef CONFIG_ATH9K_CHANNEL_CONTEXT +static void ath9k_cancel_pending_offchannel(struct ath_softc *sc) +{ + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + + if (sc->offchannel.roc_vif) { + ath_dbg(common, CHAN_CTX, + "%s: Aborting RoC\n", __func__); + + del_timer_sync(&sc->offchannel.timer); + if (sc->offchannel.state >= ATH_OFFCHANNEL_ROC_START) + ath_roc_complete(sc, true); + } + + if (test_bit(ATH_OP_SCANNING, &common->op_flags)) { + ath_dbg(common, CHAN_CTX, + "%s: Aborting HW scan\n", __func__); + + del_timer_sync(&sc->offchannel.timer); + ath_scan_complete(sc, true); + } +} + static int ath9k_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_scan_request *hw_req) { @@ -2307,7 +2348,6 @@ static int ath9k_add_chanctx(struct ieee80211_hw *hw, conf->def.chan->center_freq); ath_chanctx_set_channel(sc, ctx, &conf->def); - ath_chanctx_event(sc, NULL, ATH_CHANCTX_EVENT_ASSIGN); mutex_unlock(&sc->mutex); return 0; @@ -2332,7 +2372,7 @@ static void ath9k_remove_chanctx(struct ieee80211_hw *hw, conf->def.chan->center_freq); ctx->assigned = false; - ctx->hw_queue_base = -1; + ctx->hw_queue_base = 0; ath_chanctx_event(sc, NULL, ATH_CHANCTX_EVENT_UNASSIGN); mutex_unlock(&sc->mutex); @@ -2364,6 +2404,8 @@ static int ath9k_assign_vif_chanctx(struct ieee80211_hw *hw, struct ath_chanctx *ctx = ath_chanctx_get(conf); int i; + ath9k_cancel_pending_offchannel(sc); + mutex_lock(&sc->mutex); ath_dbg(common, CHAN_CTX, @@ -2393,6 +2435,8 @@ static void ath9k_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ath_chanctx *ctx = ath_chanctx_get(conf); int ac; + ath9k_cancel_pending_offchannel(sc); + mutex_lock(&sc->mutex); ath_dbg(common, CHAN_CTX, @@ -2416,7 +2460,11 @@ static void ath9k_mgd_prepare_tx(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_vif *avp = (struct ath_vif *) vif->drv_priv; + struct ath_beacon_config *cur_conf; + struct ath_chanctx *go_ctx; + unsigned long timeout; bool changed = false; + u32 beacon_int; if (!test_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags)) return; @@ -2427,19 +2475,57 @@ static void ath9k_mgd_prepare_tx(struct ieee80211_hw *hw, mutex_lock(&sc->mutex); spin_lock_bh(&sc->chan_lock); - if (sc->next_chan || (sc->cur_chan != avp->chanctx)) { - sc->next_chan = avp->chanctx; + if (sc->next_chan || (sc->cur_chan != avp->chanctx)) changed = true; + spin_unlock_bh(&sc->chan_lock); + + if (!changed) + goto out; + + ath9k_cancel_pending_offchannel(sc); + + go_ctx = ath_is_go_chanctx_present(sc); + + if (go_ctx) { + /* + * Wait till the GO interface gets a chance + * to send out an NoA. + */ + spin_lock_bh(&sc->chan_lock); + sc->sched.mgd_prepare_tx = true; + cur_conf = &go_ctx->beacon; + beacon_int = TU_TO_USEC(cur_conf->beacon_interval); + spin_unlock_bh(&sc->chan_lock); + + timeout = usecs_to_jiffies(beacon_int * 2); + init_completion(&sc->go_beacon); + + mutex_unlock(&sc->mutex); + + if (wait_for_completion_timeout(&sc->go_beacon, + timeout) == 0) { + ath_dbg(common, CHAN_CTX, + "Failed to send new NoA\n"); + + spin_lock_bh(&sc->chan_lock); + sc->sched.mgd_prepare_tx = false; + spin_unlock_bh(&sc->chan_lock); + } + + mutex_lock(&sc->mutex); } + ath_dbg(common, CHAN_CTX, - "%s: Set chanctx state to FORCE_ACTIVE, changed: %d\n", - __func__, changed); + "%s: Set chanctx state to FORCE_ACTIVE for vif: %pM\n", + __func__, vif->addr); + + spin_lock_bh(&sc->chan_lock); + sc->next_chan = avp->chanctx; sc->sched.state = ATH_CHANCTX_STATE_FORCE_ACTIVE; spin_unlock_bh(&sc->chan_lock); - if (changed) - ath_chanctx_set_next(sc, true); - + ath_chanctx_set_next(sc, true); +out: mutex_unlock(&sc->mutex); } @@ -2462,6 +2548,24 @@ void ath9k_fill_chanctx_ops(void) #endif +static int ath9k_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + int *dbm) +{ + struct ath_softc *sc = hw->priv; + struct ath_vif *avp = (void *)vif->drv_priv; + + mutex_lock(&sc->mutex); + if (avp->chanctx) + *dbm = avp->chanctx->cur_txpower; + else + *dbm = sc->cur_chan->cur_txpower; + mutex_unlock(&sc->mutex); + + *dbm /= 2; + + return 0; +} + struct ieee80211_ops ath9k_ops = { .tx = ath9k_tx, .start = ath9k_start, @@ -2471,8 +2575,7 @@ struct ieee80211_ops ath9k_ops = { .remove_interface = ath9k_remove_interface, .config = ath9k_config, .configure_filter = ath9k_configure_filter, - .sta_add = ath9k_sta_add, - .sta_remove = ath9k_sta_remove, + .sta_state = ath9k_sta_state, .sta_notify = ath9k_sta_notify, .conf_tx = ath9k_conf_tx, .bss_info_changed = ath9k_bss_info_changed, @@ -2509,4 +2612,5 @@ struct ieee80211_ops ath9k_ops = { #endif .sw_scan_start = ath9k_sw_scan_start, .sw_scan_complete = ath9k_sw_scan_complete, + .get_txpower = ath9k_get_txpower, }; diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index c018dea0b2e8..f009b5b57e5e 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -30,6 +30,7 @@ static const struct pci_device_id ath_pci_id_table[] = { { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */ { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */ +#ifdef CONFIG_ATH9K_PCOEM { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, 0x002A, PCI_VENDOR_ID_AZWAVE, @@ -82,6 +83,7 @@ static const struct pci_device_id ath_pci_id_table[] = { PCI_VENDOR_ID_AZWAVE, 0x2C37), .driver_data = ATH9K_PCI_BT_ANT_DIV }, +#endif { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */ { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */ @@ -102,6 +104,7 @@ static const struct pci_device_id ath_pci_id_table[] = { { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */ +#ifdef CONFIG_ATH9K_PCOEM /* PCI-E CUS198 */ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, 0x0032, @@ -294,10 +297,12 @@ static const struct pci_device_id ath_pci_id_table[] = { PCI_VENDOR_ID_ASUSTEK, 0x850D), .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, +#endif { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E AR9485 */ { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E AR9580 */ +#ifdef CONFIG_ATH9K_PCOEM /* PCI-E CUS217 */ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, 0x0034, @@ -652,11 +657,14 @@ static const struct pci_device_id ath_pci_id_table[] = { 0x0036, PCI_VENDOR_ID_DELL, 0x020E), - .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + .driver_data = ATH9K_PCI_AR9565_2ANT | + ATH9K_PCI_BT_ANT_DIV | + ATH9K_PCI_LED_ACT_HI}, /* PCI-E AR9565 (WB335) */ { PCI_VDEVICE(ATHEROS, 0x0036), .driver_data = ATH9K_PCI_BT_ANT_DIV }, +#endif { 0 } }; diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 6914e21816e4..7395afbc5124 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -870,7 +870,7 @@ static int ath9k_rx_skb_preprocess(struct ath_softc *sc, */ if (rx_stats->rs_status & ATH9K_RXERR_PHY) { ath9k_dfs_process_phyerr(sc, hdr, rx_stats, rx_status->mactime); - if (ath_process_fft(sc, hdr, rx_stats, rx_status->mactime)) + if (ath_cmn_process_fft(&sc->spec_priv, hdr, rx_stats, rx_status->mactime)) RX_STAT_INC(rx_spectral); return -EINVAL; diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index 2a938f4feac5..ced36b475acc 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -892,10 +892,21 @@ (AR_SREV_9330((_ah)) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9330_12)) +#ifdef CONFIG_ATH9K_PCOEM +#define AR_SREV_9462(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462)) #define AR_SREV_9485(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9485)) +#define AR_SREV_9565(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565)) +#else +#define AR_SREV_9462(_ah) 0 +#define AR_SREV_9485(_ah) 0 +#define AR_SREV_9565(_ah) 0 +#endif + #define AR_SREV_9485_11_OR_LATER(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9485) && \ + (AR_SREV_9485(_ah) && \ ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9485_11)) #define AR_SREV_9485_OR_LATER(_ah) \ (((_ah)->hw_version.macVersion >= AR_SREV_VERSION_9485)) @@ -915,34 +926,30 @@ (AR_SREV_9285_12_OR_LATER(_ah) && \ ((REG_READ(_ah, AR_AN_SYNTH9) & 0x7) == 0x1)) -#define AR_SREV_9462(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462)) #define AR_SREV_9462_20(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ + (AR_SREV_9462(_ah) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9462_20)) #define AR_SREV_9462_21(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ + (AR_SREV_9462(_ah) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9462_21)) #define AR_SREV_9462_20_OR_LATER(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ + (AR_SREV_9462(_ah) && \ ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9462_20)) #define AR_SREV_9462_21_OR_LATER(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ + (AR_SREV_9462(_ah) && \ ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9462_21)) -#define AR_SREV_9565(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565)) #define AR_SREV_9565_10(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565) && \ + (AR_SREV_9565(_ah) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9565_10)) #define AR_SREV_9565_101(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565) && \ + (AR_SREV_9565(_ah) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9565_101)) #define AR_SREV_9565_11(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565) && \ + (AR_SREV_9565(_ah) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9565_11)) #define AR_SREV_9565_11_OR_LATER(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565) && \ + (AR_SREV_9565(_ah) && \ ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9565_11)) #define AR_SREV_9550(_ah) \ @@ -1598,6 +1605,7 @@ enum { #define AR_RESET_TSF 0x8020 #define AR_RESET_TSF_ONCE 0x01000000 +#define AR_RESET_TSF2_ONCE 0x02000000 #define AR_MAX_CFP_DUR 0x8038 #define AR_CFP_VAL 0x0000FFFF @@ -1959,6 +1967,8 @@ enum { #define AR_MAC_PCU_ASYNC_FIFO_REG3_SOFT_RESET 0x80000000 #define AR_MAC_PCU_GEN_TIMER_TSF_SEL 0x83d8 +#define AR_DIRECT_CONNECT 0x83a0 +#define AR_DC_AP_STA_EN 0x00000001 #define AR_AES_MUTE_MASK0 0x805c #define AR_AES_MUTE_MASK0_FC 0x0000FFFF diff --git a/drivers/net/wireless/ath/ath9k/tx99.c b/drivers/net/wireless/ath/ath9k/tx99.c index 8a69d08ec55c..ac4781f37e78 100644 --- a/drivers/net/wireless/ath/ath9k/tx99.c +++ b/drivers/net/wireless/ath/ath9k/tx99.c @@ -54,6 +54,12 @@ static struct sk_buff *ath9k_build_tx99_skb(struct ath_softc *sc) struct ieee80211_hdr *hdr; struct ieee80211_tx_info *tx_info; struct sk_buff *skb; + struct ath_vif *avp; + + if (!sc->tx99_vif) + return NULL; + + avp = (struct ath_vif *)sc->tx99_vif->drv_priv; skb = alloc_skb(len, GFP_KERNEL); if (!skb) @@ -71,7 +77,7 @@ static struct sk_buff *ath9k_build_tx99_skb(struct ath_softc *sc) memcpy(hdr->addr2, hw->wiphy->perm_addr, ETH_ALEN); memcpy(hdr->addr3, hw->wiphy->perm_addr, ETH_ALEN); - hdr->seq_ctrl |= cpu_to_le16(sc->tx.seq_no); + hdr->seq_ctrl |= cpu_to_le16(avp->seq_no); tx_info = IEEE80211_SKB_CB(skb); memset(tx_info, 0, sizeof(*tx_info)); @@ -93,7 +99,7 @@ static struct sk_buff *ath9k_build_tx99_skb(struct ath_softc *sc) static void ath9k_tx99_deinit(struct ath_softc *sc) { - ath_reset(sc); + ath_reset(sc, NULL); ath9k_ps_wakeup(sc); ath9k_tx99_stop(sc); @@ -121,7 +127,7 @@ static int ath9k_tx99_init(struct ath_softc *sc) memset(&txctl, 0, sizeof(txctl)); txctl.txq = sc->tx.txq_map[IEEE80211_AC_VO]; - ath_reset(sc); + ath_reset(sc, NULL); ath9k_ps_wakeup(sc); diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 151ae49fa57e..493a183d0aaf 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -2139,6 +2139,28 @@ static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc, return bf; } +void ath_assign_seq(struct ath_common *common, struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_vif *vif = info->control.vif; + struct ath_vif *avp; + + if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)) + return; + + if (!vif) + return; + + avp = (struct ath_vif *)vif->drv_priv; + + if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) + avp->seq_no += 0x10; + + hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); + hdr->seq_ctrl |= cpu_to_le16(avp->seq_no); +} + static int ath_tx_prepare(struct ieee80211_hw *hw, struct sk_buff *skb, struct ath_tx_control *txctl) { @@ -2162,17 +2184,7 @@ static int ath_tx_prepare(struct ieee80211_hw *hw, struct sk_buff *skb, if (info->control.hw_key) frmlen += info->control.hw_key->icv_len; - /* - * As a temporary workaround, assign seq# here; this will likely need - * to be cleaned up to work better with Beacon transmission and virtual - * BSSes. - */ - if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { - if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) - sc->tx.seq_no += 0x10; - hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); - hdr->seq_ctrl |= cpu_to_le16(sc->tx.seq_no); - } + ath_assign_seq(ath9k_hw_common(sc->sc_ah), skb); if ((vif && vif->type != NL80211_IFTYPE_AP && vif->type != NL80211_IFTYPE_AP_VLAN) || diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c index b80b2138ce3c..dca6df13fd5b 100644 --- a/drivers/net/wireless/ath/carl9170/phy.c +++ b/drivers/net/wireless/ath/carl9170/phy.c @@ -994,7 +994,7 @@ static int carl9170_init_rf_bank4_pwr(struct ar9170 *ar, bool band5ghz, refsel0 = 0; refsel1 = 1; } - chansel = byte_rev_table[chansel]; + chansel = bitrev8(chansel); } else { if (freq == 2484) { chansel = 10 + (freq - 2274) / 5; @@ -1002,7 +1002,7 @@ static int carl9170_init_rf_bank4_pwr(struct ar9170 *ar, bool band5ghz, } else chansel = 16 + (freq - 2272) / 5; chansel *= 4; - chansel = byte_rev_table[chansel]; + chansel = bitrev8(chansel); } d1 = chansel; diff --git a/drivers/net/wireless/ath/main.c b/drivers/net/wireless/ath/main.c index 83f47af19280..338d72337604 100644 --- a/drivers/net/wireless/ath/main.c +++ b/drivers/net/wireless/ath/main.c @@ -79,13 +79,13 @@ void ath_printk(const char *level, const struct ath_common* common, vaf.fmt = fmt; vaf.va = &args; - if (common && common->hw && common->hw->wiphy) + if (common && common->hw && common->hw->wiphy) { printk("%sath: %s: %pV", level, wiphy_name(common->hw->wiphy), &vaf); - else + trace_ath_log(common->hw->wiphy, &vaf); + } else { printk("%sath: %pV", level, &vaf); - - trace_ath_log(common->hw->wiphy, &vaf); + } va_end(args); } diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index 8fdfa3222a6e..0fc0b9f8e605 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -798,7 +798,7 @@ static int wil_cfg80211_del_station(struct wiphy *wiphy, struct wil6210_priv *wil = wiphy_to_wil(wiphy); mutex_lock(&wil->mutex); - wil6210_disconnect(wil, params->mac); + wil6210_disconnect(wil, params->mac, false); mutex_unlock(&wil->mutex); return 0; diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index 6500caf8d609..6212983fede2 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -38,6 +38,35 @@ static unsigned int itr_trsh = WIL6210_ITR_TRSH_DEFAULT; module_param(itr_trsh, uint, S_IRUGO); MODULE_PARM_DESC(itr_trsh, " Interrupt moderation threshold, usecs."); +/* We allow allocation of more than 1 page buffers to support large packets. + * It is suboptimal behavior performance wise in case MTU above page size. + */ +unsigned int mtu_max = TXRX_BUF_LEN_DEFAULT - ETH_HLEN; +static int mtu_max_set(const char *val, const struct kernel_param *kp) +{ + int ret; + + /* sets mtu_max directly. no need to restore it in case of + * illegal value since we assume this will fail insmod + */ + ret = param_set_uint(val, kp); + if (ret) + return ret; + + if (mtu_max < 68 || mtu_max > IEEE80211_MAX_DATA_LEN_DMG) + ret = -EINVAL; + + return ret; +} + +static struct kernel_param_ops mtu_max_ops = { + .set = mtu_max_set, + .get = param_get_uint, +}; + +module_param_cb(mtu_max, &mtu_max_ops, &mtu_max, S_IRUGO); +MODULE_PARM_DESC(mtu_max, " Max MTU value."); + #define RST_DELAY (20) /* msec, for loop in @wil_target_reset */ #define RST_COUNT (1 + 1000/RST_DELAY) /* round up to be above 1 sec total */ @@ -74,7 +103,8 @@ void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src, __raw_writel(*s++, d++); } -static void wil_disconnect_cid(struct wil6210_priv *wil, int cid) +static void wil_disconnect_cid(struct wil6210_priv *wil, int cid, + bool from_event) { uint i; struct net_device *ndev = wil_to_ndev(wil); @@ -86,7 +116,10 @@ static void wil_disconnect_cid(struct wil6210_priv *wil, int cid) sta->data_port_open = false; if (sta->status != wil_sta_unused) { - wmi_disconnect_sta(wil, sta->addr, WLAN_REASON_DEAUTH_LEAVING); + if (!from_event) + wmi_disconnect_sta(wil, sta->addr, + WLAN_REASON_DEAUTH_LEAVING); + switch (wdev->iftype) { case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: @@ -118,7 +151,8 @@ static void wil_disconnect_cid(struct wil6210_priv *wil, int cid) memset(&sta->stats, 0, sizeof(sta->stats)); } -static void _wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid) +static void _wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid, + bool from_event) { int cid = -ENOENT; struct net_device *ndev = wil_to_ndev(wil); @@ -133,10 +167,10 @@ static void _wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid) } if (cid >= 0) /* disconnect 1 peer */ - wil_disconnect_cid(wil, cid); + wil_disconnect_cid(wil, cid, from_event); else /* disconnect all */ for (cid = 0; cid < WIL6210_MAX_CID; cid++) - wil_disconnect_cid(wil, cid); + wil_disconnect_cid(wil, cid, from_event); /* link state */ switch (wdev->iftype) { @@ -166,7 +200,7 @@ static void wil_disconnect_worker(struct work_struct *work) struct wil6210_priv, disconnect_worker); mutex_lock(&wil->mutex); - _wil6210_disconnect(wil, NULL); + _wil6210_disconnect(wil, NULL, false); mutex_unlock(&wil->mutex); } @@ -223,6 +257,11 @@ static void wil_fw_error_worker(struct work_struct *work) wil_dbg_misc(wil, "fw error worker\n"); + if (!netif_running(wil_to_ndev(wil))) { + wil_info(wil, "No recovery - interface is down\n"); + return; + } + /* increment @recovery_count if less then WIL6210_FW_RECOVERY_TO * passed since last recovery attempt */ @@ -257,9 +296,12 @@ static void wil_fw_error_worker(struct work_struct *work) break; case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: + wil_info(wil, "No recovery for AP-like interface\n"); /* recovery in these modes is done by upper layers */ break; default: + wil_err(wil, "No recovery - unknown interface type %d\n", + wdev->iftype); break; } mutex_unlock(&wil->mutex); @@ -346,12 +388,22 @@ int wil_priv_init(struct wil6210_priv *wil) return 0; } -void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid) +/** + * wil6210_disconnect - disconnect one connection + * @wil: driver context + * @bssid: peer to disconnect, NULL to disconnect all + * @from_event: whether is invoked from FW event handler + * + * Disconnect and release associated resources. If invoked not from the + * FW event handler, issue WMI command(s) to trigger MAC disconnect. + */ +void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid, + bool from_event) { wil_dbg_misc(wil, "%s()\n", __func__); del_timer_sync(&wil->connect_timer); - _wil6210_disconnect(wil, bssid); + _wil6210_disconnect(wil, bssid, from_event); } void wil_priv_deinit(struct wil6210_priv *wil) @@ -363,7 +415,7 @@ void wil_priv_deinit(struct wil6210_priv *wil) cancel_work_sync(&wil->disconnect_worker); cancel_work_sync(&wil->fw_error_worker); mutex_lock(&wil->mutex); - wil6210_disconnect(wil, NULL); + wil6210_disconnect(wil, NULL, false); mutex_unlock(&wil->mutex); wmi_event_flush(wil); destroy_workqueue(wil->wmi_wq_conn); @@ -395,7 +447,7 @@ static inline void wil_release_cpu(struct wil6210_priv *wil) static int wil_target_reset(struct wil6210_priv *wil) { int delay = 0; - u32 hw_state; + u32 x; u32 rev_id; bool is_sparrow = (wil->board->board == WIL_BOARD_SPARROW); @@ -410,9 +462,22 @@ static int wil_target_reset(struct wil6210_priv *wil) S(RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT_CAR_PERST_RST); wil_halt_cpu(wil); - C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL); /* 40 MHz */ if (is_sparrow) { + S(RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN); + /* XTAL stabilization should take about 3ms */ + usleep_range(5000, 7000); + x = R(RGF_CAF_PLL_LOCK_STATUS); + if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) { + wil_err(wil, "Xtal stabilization timeout\n" + "RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x); + return -ETIME; + } + /* switch 10k to XTAL*/ + C(RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF); + /* 40 MHz */ + C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL); + W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f); W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf); } @@ -453,13 +518,13 @@ static int wil_target_reset(struct wil6210_priv *wil) /* wait until device ready. typical time is 200..250 msec */ do { msleep(RST_DELAY); - hw_state = R(RGF_USER_HW_MACHINE_STATE); + x = R(RGF_USER_HW_MACHINE_STATE); if (delay++ > RST_COUNT) { wil_err(wil, "Reset not completed, hw_state 0x%08x\n", - hw_state); + x); return -ETIME; } - } while (hw_state != HW_MACHINE_BOOT_DONE); + } while (x != HW_MACHINE_BOOT_DONE); /* TODO: Erez check rev_id != 1 */ if (!is_sparrow && (rev_id != 1)) @@ -535,7 +600,7 @@ int wil_reset(struct wil6210_priv *wil) WARN_ON(test_bit(wil_status_napi_en, &wil->status)); cancel_work_sync(&wil->disconnect_worker); - wil6210_disconnect(wil, NULL); + wil6210_disconnect(wil, NULL, false); wil->status = 0; /* prevent NAPI from being scheduled */ diff --git a/drivers/net/wireless/ath/wil6210/netdev.c b/drivers/net/wireless/ath/wil6210/netdev.c index 239965106c05..e81703ca7701 100644 --- a/drivers/net/wireless/ath/wil6210/netdev.c +++ b/drivers/net/wireless/ath/wil6210/netdev.c @@ -41,7 +41,7 @@ static int wil_change_mtu(struct net_device *ndev, int new_mtu) { struct wil6210_priv *wil = ndev_to_wil(ndev); - if (new_mtu < 68 || new_mtu > (TX_BUF_LEN - ETH_HLEN)) { + if (new_mtu < 68 || new_mtu > mtu_max) { wil_err(wil, "invalid MTU %d\n", new_mtu); return -EINVAL; } diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index 2936ef0c18cb..c680906bc0dc 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -206,7 +206,7 @@ static int wil_vring_alloc_skb(struct wil6210_priv *wil, struct vring *vring, u32 i, int headroom) { struct device *dev = wil_to_dev(wil); - unsigned int sz = RX_BUF_LEN; + unsigned int sz = mtu_max + ETH_HLEN; struct vring_rx_desc dd, *d = ⅆ volatile struct vring_rx_desc *_d = &vring->va[i].rx; dma_addr_t pa; @@ -385,7 +385,7 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, struct vring_rx_desc *d; struct sk_buff *skb; dma_addr_t pa; - unsigned int sz = RX_BUF_LEN; + unsigned int sz = mtu_max + ETH_HLEN; u16 dmalen; u8 ftype; u8 ds_bits; @@ -646,7 +646,8 @@ int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size, .action = cpu_to_le32(WMI_VRING_CMD_ADD), .vring_cfg = { .tx_sw_ring = { - .max_mpdu_size = cpu_to_le16(TX_BUF_LEN), + .max_mpdu_size = + cpu_to_le16(mtu_max + ETH_HLEN), .ring_size = cpu_to_le16(size), }, .ringid = id, diff --git a/drivers/net/wireless/ath/wil6210/txrx.h b/drivers/net/wireless/ath/wil6210/txrx.h index de046716d2b7..630aeb5fa7f4 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.h +++ b/drivers/net/wireless/ath/wil6210/txrx.h @@ -21,8 +21,8 @@ #define BUF_HW_OWNED (0) /* size of max. Tx/Rx buffers, as supported by FW */ -#define RX_BUF_LEN (2242) -#define TX_BUF_LEN (2242) +#define TXRX_BUF_LEN_DEFAULT (2242) + /* how many bytes to reserve for rtap header? */ #define WIL6210_RTAP_SIZE (128) diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index ce6488e42091..95d3a062d35c 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -24,6 +24,7 @@ #include "wil_platform.h" extern bool no_fw_recovery; +extern unsigned int mtu_max; #define WIL_NAME "wil6210" #define WIL_FW_NAME "wil6210.fw" @@ -117,6 +118,8 @@ struct RGF_ICR { #define BIT_USER_USER_ICR_SW_INT_2 BIT(18) #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0 (0x880c18) #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1 (0x880c2c) +#define RGF_USER_SPARROW_M_4 (0x880c50) /* Sparrow */ + #define BIT_SPARROW_M_4_SEL_SLEEP_OR_REF BIT(2) #define RGF_DMA_EP_TX_ICR (0x881bb4) /* struct RGF_ICR */ #define BIT_DMA_EP_TX_ICR_TX_DONE BIT(0) @@ -152,6 +155,10 @@ struct RGF_ICR { #define RGF_MAC_MTRL_COUNTER_0 (0x886aa8) #define RGF_CAF_ICR (0x88946c) /* struct RGF_ICR */ +#define RGF_CAF_OSC_CONTROL (0x88afa4) + #define BIT_CAF_OSC_XTAL_EN BIT(0) +#define RGF_CAF_PLL_LOCK_STATUS (0x88afec) + #define BIT_CAF_OSC_DIG_XTAL_STABLE BIT(0) /* popular locations */ #define HOST_MBOX HOSTADDR(RGF_USER_USER_SCRATCH_PAD) @@ -463,8 +470,11 @@ struct wil6210_priv { #define ndev_to_wil(n) (wdev_to_wil(n->ieee80211_ptr)) #define wil_to_pcie_dev(i) (&i->pdev->dev) +__printf(2, 3) void wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...); +__printf(2, 3) void wil_err(struct wil6210_priv *wil, const char *fmt, ...); +__printf(2, 3) void wil_info(struct wil6210_priv *wil, const char *fmt, ...); #define wil_dbg(wil, fmt, arg...) do { \ netdev_dbg(wil_to_ndev(wil), fmt, ##arg); \ @@ -575,7 +585,8 @@ void wil_wdev_free(struct wil6210_priv *wil); int wmi_set_mac_address(struct wil6210_priv *wil, void *addr); int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan); int wmi_pcp_stop(struct wil6210_priv *wil); -void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid); +void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid, + bool from_event); int wil_rx_init(struct wil6210_priv *wil); void wil_rx_fini(struct wil6210_priv *wil); diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 4311df982c60..bb1e066f756a 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -486,7 +486,7 @@ static void wmi_evt_disconnect(struct wil6210_priv *wil, int id, wil->sinfo_gen++; mutex_lock(&wil->mutex); - wil6210_disconnect(wil, evt->bssid); + wil6210_disconnect(wil, evt->bssid, true); mutex_unlock(&wil->mutex); } @@ -1025,7 +1025,7 @@ int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring) struct wmi_cfg_rx_chain_cmd cmd = { .action = WMI_RX_CHAIN_ADD, .rx_sw_ring = { - .max_mpdu_size = cpu_to_le16(RX_BUF_LEN), + .max_mpdu_size = cpu_to_le16(mtu_max + ETH_HLEN), .ring_mem_base = cpu_to_le64(vring->pa), .ring_size = cpu_to_le16(vring->size), }, diff --git a/drivers/net/wireless/brcm80211/brcmfmac/Makefile b/drivers/net/wireless/brcm80211/brcmfmac/Makefile index 90a977fe9a64..dc4c75083085 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/Makefile +++ b/drivers/net/wireless/brcm80211/brcmfmac/Makefile @@ -23,15 +23,15 @@ ccflags-y += -D__CHECK_ENDIAN__ obj-$(CONFIG_BRCMFMAC) += brcmfmac.o brcmfmac-objs += \ - wl_cfg80211.o \ + cfg80211.o \ chip.o \ fwil.o \ fweh.o \ fwsignal.o \ p2p.o \ proto.o \ - dhd_common.o \ - dhd_linux.o \ + common.o \ + core.o \ firmware.o \ feature.o \ btcoex.o \ @@ -43,14 +43,14 @@ brcmfmac-$(CONFIG_BRCMFMAC_PROTO_MSGBUF) += \ flowring.o \ msgbuf.o brcmfmac-$(CONFIG_BRCMFMAC_SDIO) += \ - dhd_sdio.o \ + sdio.o \ bcmsdh.o brcmfmac-$(CONFIG_BRCMFMAC_USB) += \ usb.o brcmfmac-$(CONFIG_BRCMFMAC_PCIE) += \ pcie.o brcmfmac-$(CONFIG_BRCMDBG) += \ - dhd_dbg.o + debug.o brcmfmac-$(CONFIG_BRCM_TRACING) += \ tracepoint.o brcmfmac-$(CONFIG_OF) += \ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcdc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcdc.c index a159ff3427de..8e0e91c4a0b1 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcdc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcdc.c @@ -25,10 +25,10 @@ #include <brcmu_utils.h> #include <brcmu_wifi.h> -#include "dhd.h" -#include "dhd_bus.h" +#include "core.h" +#include "bus.h" #include "fwsignal.h" -#include "dhd_dbg.h" +#include "debug.h" #include "tracepoint.h" #include "proto.h" #include "bcdc.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c index 8dbd5dbb78fd..f754ffcd0308 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c @@ -41,9 +41,9 @@ #include <chipcommon.h> #include <soc.h> #include "chip.h" -#include "dhd_bus.h" -#include "dhd_dbg.h" -#include "sdio_host.h" +#include "bus.h" +#include "debug.h" +#include "sdio.h" #include "of.h" #define SDIOH_API_ACCESS_RETRY_LIMIT 2 @@ -1064,6 +1064,16 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, if (!sdiodev->pdata) brcmf_of_probe(sdiodev); +#ifdef CONFIG_PM_SLEEP + /* wowl can be supported when KEEP_POWER is true and (WAKE_SDIO_IRQ + * is true or when platform data OOB irq is true). + */ + if ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_KEEP_POWER) && + ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_WAKE_SDIO_IRQ) || + (sdiodev->pdata->oob_irq_supported))) + bus_if->wowl_supported = true; +#endif + atomic_set(&sdiodev->suspend, false); init_waitqueue_head(&sdiodev->request_word_wait); init_waitqueue_head(&sdiodev->request_buffer_wait); @@ -1116,34 +1126,39 @@ static void brcmf_ops_sdio_remove(struct sdio_func *func) brcmf_dbg(SDIO, "Exit\n"); } +void brcmf_sdio_wowl_config(struct device *dev, bool enabled) +{ + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; + + brcmf_dbg(SDIO, "Configuring WOWL, enabled=%d\n", enabled); + sdiodev->wowl_enabled = enabled; +} + #ifdef CONFIG_PM_SLEEP static int brcmf_ops_sdio_suspend(struct device *dev) { - mmc_pm_flag_t sdio_flags; struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; - int ret = 0; + mmc_pm_flag_t sdio_flags; brcmf_dbg(SDIO, "Enter\n"); - sdio_flags = sdio_get_host_pm_caps(sdiodev->func[1]); - if (!(sdio_flags & MMC_PM_KEEP_POWER)) { - brcmf_err("Host can't keep power while suspended\n"); - return -EINVAL; - } - atomic_set(&sdiodev->suspend, true); - ret = sdio_set_host_pm_flags(sdiodev->func[1], MMC_PM_KEEP_POWER); - if (ret) { - brcmf_err("Failed to set pm_flags\n"); - atomic_set(&sdiodev->suspend, false); - return ret; + if (sdiodev->wowl_enabled) { + sdio_flags = MMC_PM_KEEP_POWER; + if (sdiodev->pdata->oob_irq_supported) + enable_irq_wake(sdiodev->pdata->oob_irq_nr); + else + sdio_flags = MMC_PM_WAKE_SDIO_IRQ; + if (sdio_set_host_pm_flags(sdiodev->func[1], sdio_flags)) + brcmf_err("Failed to set pm_flags %x\n", sdio_flags); } brcmf_sdio_wd_timer(sdiodev->bus, 0); - return ret; + return 0; } static int brcmf_ops_sdio_resume(struct device *dev) @@ -1152,6 +1167,8 @@ static int brcmf_ops_sdio_resume(struct device *dev) struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; brcmf_dbg(SDIO, "Enter\n"); + if (sdiodev->pdata->oob_irq_supported) + disable_irq_wake(sdiodev->pdata->oob_irq_nr); brcmf_sdio_wd_timer(sdiodev->bus, BRCMF_WD_POLL_MS); atomic_set(&sdiodev->suspend, false); return 0; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/btcoex.c b/drivers/net/wireless/brcm80211/brcmfmac/btcoex.c index a29ac4977b3a..0445163991b7 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/btcoex.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/btcoex.c @@ -20,13 +20,13 @@ #include <brcmu_wifi.h> #include <brcmu_utils.h> #include <defs.h> -#include <dhd.h> -#include <dhd_dbg.h> +#include "core.h" +#include "debug.h" #include "fwil.h" #include "fwil_types.h" #include "btcoex.h" #include "p2p.h" -#include "wl_cfg80211.h" +#include "cfg80211.h" /* T1 start SCO/eSCO priority suppression */ #define BRCMF_BTCOEX_OPPR_WIN_TIME 2000 diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/bus.h index 80e73a1262be..ef344e47218a 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/bus.h @@ -14,10 +14,10 @@ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#ifndef _BRCMF_BUS_H_ -#define _BRCMF_BUS_H_ +#ifndef BRCMFMAC_BUS_H +#define BRCMFMAC_BUS_H -#include "dhd_dbg.h" +#include "debug.h" /* IDs of the 6 default common rings of msgbuf protocol */ #define BRCMF_H2D_MSGRING_CONTROL_SUBMIT 0 @@ -227,8 +227,7 @@ void brcmf_txflowblock(struct device *dev, bool state); void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success); int brcmf_bus_start(struct device *dev); -s32 brcmf_iovar_data_set(struct device *dev, char *name, void *data, - u32 len); +s32 brcmf_iovar_data_set(struct device *dev, char *name, void *data, u32 len); void brcmf_bus_add_txhdrlen(struct device *dev, uint len); #ifdef CONFIG_BRCMFMAC_SDIO @@ -241,4 +240,4 @@ void brcmf_usb_exit(void); void brcmf_usb_register(void); #endif -#endif /* _BRCMF_BUS_H_ */ +#endif /* BRCMFMAC_BUS_H */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c index 1a2e062d3bfd..e418969679c9 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c @@ -26,18 +26,18 @@ #include <brcmu_utils.h> #include <defs.h> #include <brcmu_wifi.h> -#include "dhd.h" -#include "dhd_dbg.h" +#include "core.h" +#include "debug.h" #include "tracepoint.h" #include "fwil_types.h" #include "p2p.h" #include "btcoex.h" -#include "wl_cfg80211.h" +#include "cfg80211.h" #include "feature.h" #include "fwil.h" #include "proto.h" #include "vendor.h" -#include "dhd_bus.h" +#include "bus.h" #define BRCMF_SCAN_IE_LEN_MAX 2048 #define BRCMF_PNO_VERSION 2 @@ -2779,6 +2779,44 @@ static __always_inline void brcmf_delay(u32 ms) } } +static s32 brcmf_config_wowl_pattern(struct brcmf_if *ifp, u8 cmd[4], + u8 *pattern, u32 patternsize, u8 *mask, + u32 packet_offset) +{ + struct brcmf_fil_wowl_pattern_le *filter; + u32 masksize; + u32 patternoffset; + u8 *buf; + u32 bufsize; + s32 ret; + + masksize = (patternsize + 7) / 8; + patternoffset = sizeof(*filter) - sizeof(filter->cmd) + masksize; + + bufsize = sizeof(*filter) + patternsize + masksize; + buf = kzalloc(bufsize, GFP_KERNEL); + if (!buf) + return -ENOMEM; + filter = (struct brcmf_fil_wowl_pattern_le *)buf; + + memcpy(filter->cmd, cmd, 4); + filter->masksize = cpu_to_le32(masksize); + filter->offset = cpu_to_le32(packet_offset); + filter->patternoffset = cpu_to_le32(patternoffset); + filter->patternsize = cpu_to_le32(patternsize); + filter->type = cpu_to_le32(BRCMF_WOWL_PATTERN_TYPE_BITMAP); + + if ((mask) && (masksize)) + memcpy(buf + sizeof(*filter), mask, masksize); + if ((pattern) && (patternsize)) + memcpy(buf + sizeof(*filter) + masksize, pattern, patternsize); + + ret = brcmf_fil_iovar_data_set(ifp, "wowl_pattern", buf, bufsize); + + kfree(buf); + return ret; +} + static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); @@ -2788,10 +2826,11 @@ static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) brcmf_dbg(TRACE, "Enter\n"); if (cfg->wowl_enabled) { + brcmf_configure_arp_offload(ifp, true); brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, cfg->pre_wowl_pmmode); - brcmf_fil_iovar_data_set(ifp, "wowl_pattern", "clr", 4); brcmf_fil_iovar_int_set(ifp, "wowl_clear", 0); + brcmf_config_wowl_pattern(ifp, "clr", NULL, 0, NULL, 0); cfg->wowl_enabled = false; } return 0; @@ -2802,21 +2841,29 @@ static void brcmf_configure_wowl(struct brcmf_cfg80211_info *cfg, struct cfg80211_wowlan *wowl) { u32 wowl_config; + u32 i; brcmf_dbg(TRACE, "Suspend, wowl config.\n"); + brcmf_configure_arp_offload(ifp, false); brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PM, &cfg->pre_wowl_pmmode); brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, PM_MAX); wowl_config = 0; if (wowl->disconnect) - wowl_config |= WL_WOWL_DIS | WL_WOWL_BCN | WL_WOWL_RETR; - /* Note: if "wowl" target and not "wowlpf" then wowl_bcn_loss - * should be configured. This paramater is not supported by - * wowlpf. - */ + wowl_config = BRCMF_WOWL_DIS | BRCMF_WOWL_BCN | BRCMF_WOWL_RETR; if (wowl->magic_pkt) - wowl_config |= WL_WOWL_MAGIC; + wowl_config |= BRCMF_WOWL_MAGIC; + if ((wowl->patterns) && (wowl->n_patterns)) { + wowl_config |= BRCMF_WOWL_NET; + for (i = 0; i < wowl->n_patterns; i++) { + brcmf_config_wowl_pattern(ifp, "add", + (u8 *)wowl->patterns[i].pattern, + wowl->patterns[i].pattern_len, + (u8 *)wowl->patterns[i].mask, + wowl->patterns[i].pkt_offset); + } + } brcmf_fil_iovar_int_set(ifp, "wowl", wowl_config); brcmf_fil_iovar_int_set(ifp, "wowl_activate", 1); brcmf_bus_wowl_config(cfg->pub->bus_if, true); @@ -5440,10 +5487,13 @@ static void brcmf_wiphy_pno_params(struct wiphy *wiphy) wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; } - #ifdef CONFIG_PM static const struct wiphy_wowlan_support brcmf_wowlan_support = { .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, + .n_patterns = BRCMF_WOWL_MAXPATTERNS, + .pattern_max_len = BRCMF_WOWL_MAXPATTERNSIZE, + .pattern_min_len = 1, + .max_pkt_offset = 1500, }; #endif @@ -5607,7 +5657,8 @@ enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp) return wdev->iftype; } -bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, unsigned long state) +bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, + unsigned long state) { struct brcmf_cfg80211_vif *vif; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.h index 6abf94e41d3d..2a5b22cb3fef 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.h @@ -14,8 +14,8 @@ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#ifndef _wl_cfg80211_h_ -#define _wl_cfg80211_h_ +#ifndef BRCMFMAC_CFG80211_H +#define BRCMFMAC_CFG80211_H /* for brcmu_d11inf */ #include <brcmu_d11.h> @@ -480,7 +480,8 @@ const struct brcmf_tlv * brcmf_parse_tlvs(const void *buf, int buflen, uint key); u16 channel_to_chanspec(struct brcmu_d11inf *d11inf, struct ieee80211_channel *ch); -bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, unsigned long state); +bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg, + unsigned long state); void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg, struct brcmf_cfg80211_vif *vif); bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg); @@ -493,4 +494,4 @@ void brcmf_set_mpc(struct brcmf_if *ndev, int mpc); void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg); void brcmf_cfg80211_free_netdev(struct net_device *ndev); -#endif /* _wl_cfg80211_h_ */ +#endif /* BRCMFMAC_CFG80211_H */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/brcm80211/brcmfmac/chip.c index 95efde868db8..ddae0b5e56ec 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/chip.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/chip.c @@ -25,7 +25,7 @@ #include <brcm_hw_ids.h> #include <brcmu_utils.h> #include <chipcommon.h> -#include "dhd_dbg.h" +#include "debug.h" #include "chip.h" /* SOC Interconnect types (aka chip types) */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/common.c b/drivers/net/wireless/brcm80211/brcmfmac/common.c new file mode 100644 index 000000000000..1861a13e8d03 --- /dev/null +++ b/drivers/net/wireless/brcm80211/brcmfmac/common.c @@ -0,0 +1,168 @@ +/* + * Copyright (c) 2010 Broadcom Corporation + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/netdevice.h> +#include <brcmu_wifi.h> +#include <brcmu_utils.h> +#include "core.h" +#include "bus.h" +#include "debug.h" +#include "fwil.h" +#include "fwil_types.h" +#include "tracepoint.h" + +#define BRCMF_DEFAULT_BCN_TIMEOUT 3 +#define BRCMF_DEFAULT_SCAN_CHANNEL_TIME 40 +#define BRCMF_DEFAULT_SCAN_UNASSOC_TIME 40 + +/* boost value for RSSI_DELTA in preferred join selection */ +#define BRCMF_JOIN_PREF_RSSI_BOOST 8 + +int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) +{ + s8 eventmask[BRCMF_EVENTING_MASK_LEN]; + u8 buf[BRCMF_DCMD_SMLEN]; + struct brcmf_join_pref_params join_pref_params[2]; + char *ptr; + s32 err; + + /* retreive mac address */ + err = brcmf_fil_iovar_data_get(ifp, "cur_etheraddr", ifp->mac_addr, + sizeof(ifp->mac_addr)); + if (err < 0) { + brcmf_err("Retreiving cur_etheraddr failed, %d\n", + err); + goto done; + } + memcpy(ifp->drvr->mac, ifp->mac_addr, sizeof(ifp->drvr->mac)); + + /* query for 'ver' to get version info from firmware */ + memset(buf, 0, sizeof(buf)); + strcpy(buf, "ver"); + err = brcmf_fil_iovar_data_get(ifp, "ver", buf, sizeof(buf)); + if (err < 0) { + brcmf_err("Retreiving version information failed, %d\n", + err); + goto done; + } + ptr = (char *)buf; + strsep(&ptr, "\n"); + + /* Print fw version info */ + brcmf_err("Firmware version = %s\n", buf); + + /* locate firmware version number for ethtool */ + ptr = strrchr(buf, ' ') + 1; + strlcpy(ifp->drvr->fwver, ptr, sizeof(ifp->drvr->fwver)); + + /* set mpc */ + err = brcmf_fil_iovar_int_set(ifp, "mpc", 1); + if (err) { + brcmf_err("failed setting mpc\n"); + goto done; + } + + /* + * Setup timeout if Beacons are lost and roam is off to report + * link down + */ + err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", + BRCMF_DEFAULT_BCN_TIMEOUT); + if (err) { + brcmf_err("bcn_timeout error (%d)\n", err); + goto done; + } + + /* Enable/Disable build-in roaming to allowed ext supplicant to take + * of romaing + */ + err = brcmf_fil_iovar_int_set(ifp, "roam_off", 1); + if (err) { + brcmf_err("roam_off error (%d)\n", err); + goto done; + } + + /* Setup join_pref to select target by RSSI(with boost on 5GHz) */ + join_pref_params[0].type = BRCMF_JOIN_PREF_RSSI_DELTA; + join_pref_params[0].len = 2; + join_pref_params[0].rssi_gain = BRCMF_JOIN_PREF_RSSI_BOOST; + join_pref_params[0].band = WLC_BAND_5G; + join_pref_params[1].type = BRCMF_JOIN_PREF_RSSI; + join_pref_params[1].len = 2; + join_pref_params[1].rssi_gain = 0; + join_pref_params[1].band = 0; + err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params, + sizeof(join_pref_params)); + if (err) + brcmf_err("Set join_pref error (%d)\n", err); + + /* Setup event_msgs, enable E_IF */ + err = brcmf_fil_iovar_data_get(ifp, "event_msgs", eventmask, + BRCMF_EVENTING_MASK_LEN); + if (err) { + brcmf_err("Get event_msgs error (%d)\n", err); + goto done; + } + setbit(eventmask, BRCMF_E_IF); + err = brcmf_fil_iovar_data_set(ifp, "event_msgs", eventmask, + BRCMF_EVENTING_MASK_LEN); + if (err) { + brcmf_err("Set event_msgs error (%d)\n", err); + goto done; + } + + /* Setup default scan channel time */ + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, + BRCMF_DEFAULT_SCAN_CHANNEL_TIME); + if (err) { + brcmf_err("BRCMF_C_SET_SCAN_CHANNEL_TIME error (%d)\n", + err); + goto done; + } + + /* Setup default scan unassoc time */ + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, + BRCMF_DEFAULT_SCAN_UNASSOC_TIME); + if (err) { + brcmf_err("BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n", + err); + goto done; + } + + /* do bus specific preinit here */ + err = brcmf_bus_preinit(ifp->drvr->bus_if); +done: + return err; +} + +#if defined(CONFIG_BRCM_TRACING) || defined(CONFIG_BRCMDBG) +void __brcmf_dbg(u32 level, const char *func, const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + + va_start(args, fmt); + vaf.va = &args; + if (brcmf_msg_level & level) + pr_debug("%s %pV", func, &vaf); + trace_brcmf_dbg(level, func, &vaf); + va_end(args); +} +#endif diff --git a/drivers/net/wireless/brcm80211/brcmfmac/commonring.c b/drivers/net/wireless/brcm80211/brcmfmac/commonring.c index c6d65b8e1e15..77656c711bed 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/commonring.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/commonring.c @@ -19,7 +19,7 @@ #include <brcmu_utils.h> #include <brcmu_wifi.h> -#include "dhd.h" +#include "core.h" #include "commonring.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/core.c index fb1043908a23..f407665cb1ea 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c @@ -22,12 +22,12 @@ #include <brcmu_utils.h> #include <brcmu_wifi.h> -#include "dhd.h" -#include "dhd_bus.h" -#include "dhd_dbg.h" +#include "core.h" +#include "bus.h" +#include "debug.h" #include "fwil_types.h" #include "p2p.h" -#include "wl_cfg80211.h" +#include "cfg80211.h" #include "fwil.h" #include "fwsignal.h" #include "feature.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/core.h index 5e4317dbc2b0..98228e922d3a 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/core.h @@ -18,8 +18,8 @@ * Common types * */ -#ifndef _BRCMF_H_ -#define _BRCMF_H_ +#ifndef BRCMFMAC_CORE_H +#define BRCMFMAC_CORE_H #include "fweh.h" @@ -83,7 +83,6 @@ struct brcmf_pub { /* Internal brcmf items */ uint hdrlen; /* Total BRCMF header length (proto + bus) */ uint rxsz; /* Rx buffer size bus module should use */ - u8 wme_dp; /* wme discard priority */ /* Dongle media info */ char fwver[BRCMF_DRIVER_FIRMWARE_VERSION_LEN]; @@ -186,4 +185,4 @@ void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb); /* Sets dongle media info (drv_version, mac address). */ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp); -#endif /* _BRCMF_H_ */ +#endif /* BRCMFMAC_CORE_H */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c b/drivers/net/wireless/brcm80211/brcmfmac/debug.c index be9f4f829192..9b473d50b005 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/debug.c @@ -19,9 +19,9 @@ #include <brcmu_wifi.h> #include <brcmu_utils.h> -#include "dhd.h" -#include "dhd_bus.h" -#include "dhd_dbg.h" +#include "core.h" +#include "bus.h" +#include "debug.h" static struct dentry *root_folder; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h b/drivers/net/wireless/brcm80211/brcmfmac/debug.h index dec40d316c82..eb0b8c47479d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/debug.h @@ -14,8 +14,8 @@ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#ifndef _BRCMF_DBG_H_ -#define _BRCMF_DBG_H_ +#ifndef BRCMFMAC_DEBUG_H +#define BRCMFMAC_DEBUG_H /* message levels */ #define BRCMF_TRACE_VAL 0x00000002 @@ -133,4 +133,4 @@ int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, } #endif -#endif /* _BRCMF_DBG_H_ */ +#endif /* BRCMFMAC_DEBUG_H */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c deleted file mode 100644 index d991f8e3d9ec..000000000000 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ /dev/null @@ -1,400 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/netdevice.h> -#include <brcmu_wifi.h> -#include <brcmu_utils.h> -#include "dhd.h" -#include "dhd_bus.h" -#include "dhd_dbg.h" -#include "fwil.h" -#include "fwil_types.h" -#include "tracepoint.h" - -#define PKTFILTER_BUF_SIZE 128 -#define BRCMF_DEFAULT_BCN_TIMEOUT 3 -#define BRCMF_DEFAULT_SCAN_CHANNEL_TIME 40 -#define BRCMF_DEFAULT_SCAN_UNASSOC_TIME 40 -#define BRCMF_DEFAULT_PACKET_FILTER "100 0 0 0 0x01 0x00" - -/* boost value for RSSI_DELTA in preferred join selection */ -#define BRCMF_JOIN_PREF_RSSI_BOOST 8 - - -bool brcmf_c_prec_enq(struct device *dev, struct pktq *q, - struct sk_buff *pkt, int prec) -{ - struct sk_buff *p; - int eprec = -1; /* precedence to evict from */ - bool discard_oldest; - struct brcmf_bus *bus_if = dev_get_drvdata(dev); - struct brcmf_pub *drvr = bus_if->drvr; - - /* Fast case, precedence queue is not full and we are also not - * exceeding total queue length - */ - if (!pktq_pfull(q, prec) && !pktq_full(q)) { - brcmu_pktq_penq(q, prec, pkt); - return true; - } - - /* Determine precedence from which to evict packet, if any */ - if (pktq_pfull(q, prec)) - eprec = prec; - else if (pktq_full(q)) { - p = brcmu_pktq_peek_tail(q, &eprec); - if (eprec > prec) - return false; - } - - /* Evict if needed */ - if (eprec >= 0) { - /* Detect queueing to unconfigured precedence */ - discard_oldest = ac_bitmap_tst(drvr->wme_dp, eprec); - if (eprec == prec && !discard_oldest) - return false; /* refuse newer (incoming) packet */ - /* Evict packet according to discard policy */ - p = discard_oldest ? brcmu_pktq_pdeq(q, eprec) : - brcmu_pktq_pdeq_tail(q, eprec); - if (p == NULL) - brcmf_err("brcmu_pktq_penq() failed, oldest %d\n", - discard_oldest); - - brcmu_pkt_buf_free_skb(p); - } - - /* Enqueue */ - p = brcmu_pktq_penq(q, prec, pkt); - if (p == NULL) - brcmf_err("brcmu_pktq_penq() failed\n"); - - return p != NULL; -} - -/* Convert user's input in hex pattern to byte-size mask */ -static int brcmf_c_pattern_atoh(char *src, char *dst) -{ - int i; - if (strncmp(src, "0x", 2) != 0 && strncmp(src, "0X", 2) != 0) { - brcmf_err("Mask invalid format. Needs to start with 0x\n"); - return -EINVAL; - } - src = src + 2; /* Skip past 0x */ - if (strlen(src) % 2 != 0) { - brcmf_err("Mask invalid format. Length must be even.\n"); - return -EINVAL; - } - for (i = 0; *src != '\0'; i++) { - unsigned long res; - char num[3]; - strncpy(num, src, 2); - num[2] = '\0'; - if (kstrtoul(num, 16, &res)) - return -EINVAL; - dst[i] = (u8)res; - src += 2; - } - return i; -} - -static void -brcmf_c_pktfilter_offload_enable(struct brcmf_if *ifp, char *arg, int enable, - int master_mode) -{ - unsigned long res; - char *argv; - char *arg_save = NULL, *arg_org = NULL; - s32 err; - struct brcmf_pkt_filter_enable_le enable_parm; - - arg_save = kstrdup(arg, GFP_ATOMIC); - if (!arg_save) - goto fail; - - arg_org = arg_save; - - argv = strsep(&arg_save, " "); - - if (argv == NULL) { - brcmf_err("No args provided\n"); - goto fail; - } - - /* Parse packet filter id. */ - enable_parm.id = 0; - if (!kstrtoul(argv, 0, &res)) - enable_parm.id = cpu_to_le32((u32)res); - - /* Enable/disable the specified filter. */ - enable_parm.enable = cpu_to_le32(enable); - - err = brcmf_fil_iovar_data_set(ifp, "pkt_filter_enable", &enable_parm, - sizeof(enable_parm)); - if (err) - brcmf_err("Set pkt_filter_enable error (%d)\n", err); - - /* Control the master mode */ - err = brcmf_fil_iovar_int_set(ifp, "pkt_filter_mode", master_mode); - if (err) - brcmf_err("Set pkt_filter_mode error (%d)\n", err); - -fail: - kfree(arg_org); -} - -static void brcmf_c_pktfilter_offload_set(struct brcmf_if *ifp, char *arg) -{ - struct brcmf_pkt_filter_le *pkt_filter; - unsigned long res; - int buf_len; - s32 err; - u32 mask_size; - u32 pattern_size; - char *argv[8], *buf = NULL; - int i = 0; - char *arg_save = NULL, *arg_org = NULL; - - arg_save = kstrdup(arg, GFP_ATOMIC); - if (!arg_save) - goto fail; - - arg_org = arg_save; - - buf = kmalloc(PKTFILTER_BUF_SIZE, GFP_ATOMIC); - if (!buf) - goto fail; - - argv[i] = strsep(&arg_save, " "); - while (argv[i]) { - i++; - if (i >= 8) { - brcmf_err("Too many parameters\n"); - goto fail; - } - argv[i] = strsep(&arg_save, " "); - } - - if (i != 6) { - brcmf_err("Not enough args provided %d\n", i); - goto fail; - } - - pkt_filter = (struct brcmf_pkt_filter_le *)buf; - - /* Parse packet filter id. */ - pkt_filter->id = 0; - if (!kstrtoul(argv[0], 0, &res)) - pkt_filter->id = cpu_to_le32((u32)res); - - /* Parse filter polarity. */ - pkt_filter->negate_match = 0; - if (!kstrtoul(argv[1], 0, &res)) - pkt_filter->negate_match = cpu_to_le32((u32)res); - - /* Parse filter type. */ - pkt_filter->type = 0; - if (!kstrtoul(argv[2], 0, &res)) - pkt_filter->type = cpu_to_le32((u32)res); - - /* Parse pattern filter offset. */ - pkt_filter->u.pattern.offset = 0; - if (!kstrtoul(argv[3], 0, &res)) - pkt_filter->u.pattern.offset = cpu_to_le32((u32)res); - - /* Parse pattern filter mask. */ - mask_size = brcmf_c_pattern_atoh(argv[4], - (char *)pkt_filter->u.pattern.mask_and_pattern); - - /* Parse pattern filter pattern. */ - pattern_size = brcmf_c_pattern_atoh(argv[5], - (char *)&pkt_filter->u.pattern.mask_and_pattern[mask_size]); - - if (mask_size != pattern_size) { - brcmf_err("Mask and pattern not the same size\n"); - goto fail; - } - - pkt_filter->u.pattern.size_bytes = cpu_to_le32(mask_size); - buf_len = offsetof(struct brcmf_pkt_filter_le, - u.pattern.mask_and_pattern); - buf_len += mask_size + pattern_size; - - err = brcmf_fil_iovar_data_set(ifp, "pkt_filter_add", pkt_filter, - buf_len); - if (err) - brcmf_err("Set pkt_filter_add error (%d)\n", err); - -fail: - kfree(arg_org); - - kfree(buf); -} - -int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) -{ - s8 eventmask[BRCMF_EVENTING_MASK_LEN]; - u8 buf[BRCMF_DCMD_SMLEN]; - struct brcmf_join_pref_params join_pref_params[2]; - char *ptr; - s32 err; - - /* retreive mac address */ - err = brcmf_fil_iovar_data_get(ifp, "cur_etheraddr", ifp->mac_addr, - sizeof(ifp->mac_addr)); - if (err < 0) { - brcmf_err("Retreiving cur_etheraddr failed, %d\n", - err); - goto done; - } - memcpy(ifp->drvr->mac, ifp->mac_addr, sizeof(ifp->drvr->mac)); - - /* query for 'ver' to get version info from firmware */ - memset(buf, 0, sizeof(buf)); - strcpy(buf, "ver"); - err = brcmf_fil_iovar_data_get(ifp, "ver", buf, sizeof(buf)); - if (err < 0) { - brcmf_err("Retreiving version information failed, %d\n", - err); - goto done; - } - ptr = (char *)buf; - strsep(&ptr, "\n"); - - /* Print fw version info */ - brcmf_err("Firmware version = %s\n", buf); - - /* locate firmware version number for ethtool */ - ptr = strrchr(buf, ' ') + 1; - strlcpy(ifp->drvr->fwver, ptr, sizeof(ifp->drvr->fwver)); - - /* set mpc */ - err = brcmf_fil_iovar_int_set(ifp, "mpc", 1); - if (err) { - brcmf_err("failed setting mpc\n"); - goto done; - } - - /* - * Setup timeout if Beacons are lost and roam is off to report - * link down - */ - err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", - BRCMF_DEFAULT_BCN_TIMEOUT); - if (err) { - brcmf_err("bcn_timeout error (%d)\n", err); - goto done; - } - - /* Enable/Disable build-in roaming to allowed ext supplicant to take - * of romaing - */ - err = brcmf_fil_iovar_int_set(ifp, "roam_off", 1); - if (err) { - brcmf_err("roam_off error (%d)\n", err); - goto done; - } - - /* Setup join_pref to select target by RSSI(with boost on 5GHz) */ - join_pref_params[0].type = BRCMF_JOIN_PREF_RSSI_DELTA; - join_pref_params[0].len = 2; - join_pref_params[0].rssi_gain = BRCMF_JOIN_PREF_RSSI_BOOST; - join_pref_params[0].band = WLC_BAND_5G; - join_pref_params[1].type = BRCMF_JOIN_PREF_RSSI; - join_pref_params[1].len = 2; - join_pref_params[1].rssi_gain = 0; - join_pref_params[1].band = 0; - err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params, - sizeof(join_pref_params)); - if (err) - brcmf_err("Set join_pref error (%d)\n", err); - - /* Setup event_msgs, enable E_IF */ - err = brcmf_fil_iovar_data_get(ifp, "event_msgs", eventmask, - BRCMF_EVENTING_MASK_LEN); - if (err) { - brcmf_err("Get event_msgs error (%d)\n", err); - goto done; - } - setbit(eventmask, BRCMF_E_IF); - err = brcmf_fil_iovar_data_set(ifp, "event_msgs", eventmask, - BRCMF_EVENTING_MASK_LEN); - if (err) { - brcmf_err("Set event_msgs error (%d)\n", err); - goto done; - } - - /* Setup default scan channel time */ - err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, - BRCMF_DEFAULT_SCAN_CHANNEL_TIME); - if (err) { - brcmf_err("BRCMF_C_SET_SCAN_CHANNEL_TIME error (%d)\n", - err); - goto done; - } - - /* Setup default scan unassoc time */ - err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, - BRCMF_DEFAULT_SCAN_UNASSOC_TIME); - if (err) { - brcmf_err("BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n", - err); - goto done; - } - - /* Setup packet filter */ - brcmf_c_pktfilter_offload_set(ifp, BRCMF_DEFAULT_PACKET_FILTER); - brcmf_c_pktfilter_offload_enable(ifp, BRCMF_DEFAULT_PACKET_FILTER, - 0, true); - - /* do bus specific preinit here */ - err = brcmf_bus_preinit(ifp->drvr->bus_if); -done: - return err; -} - -#ifdef CONFIG_BRCM_TRACING -void __brcmf_err(const char *func, const char *fmt, ...) -{ - struct va_format vaf = { - .fmt = fmt, - }; - va_list args; - - va_start(args, fmt); - vaf.va = &args; - pr_err("%s: %pV", func, &vaf); - trace_brcmf_err(func, &vaf); - va_end(args); -} -#endif -#if defined(CONFIG_BRCM_TRACING) || defined(CONFIG_BRCMDBG) -void __brcmf_dbg(u32 level, const char *func, const char *fmt, ...) -{ - struct va_format vaf = { - .fmt = fmt, - }; - va_list args; - - va_start(args, fmt); - vaf.va = &args; - if (brcmf_msg_level & level) - pr_debug("%s %pV", func, &vaf); - trace_brcmf_dbg(level, func, &vaf); - va_end(args); -} -#endif diff --git a/drivers/net/wireless/brcm80211/brcmfmac/feature.c b/drivers/net/wireless/brcm80211/brcmfmac/feature.c index aed53acef456..931f68aefaa4 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/feature.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/feature.c @@ -17,18 +17,13 @@ #include <linux/netdevice.h> #include <brcm_hw_ids.h> -#include "dhd.h" -#include "dhd_bus.h" -#include "dhd_dbg.h" +#include "core.h" +#include "bus.h" +#include "debug.h" #include "fwil.h" #include "feature.h" /* - * firmware error code received if iovar is unsupported. - */ -#define EBRCMF_FEAT_UNSUPPORTED 23 - -/* * expand feature list to array of feature strings. */ #define BRCMF_FEAT_DEF(_f) \ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/brcm80211/brcmfmac/firmware.c index 8ea9f283d2b8..0f157f151282 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/firmware.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/firmware.c @@ -20,7 +20,7 @@ #include <linux/firmware.h> #include <linux/module.h> -#include "dhd_dbg.h" +#include "debug.h" #include "firmware.h" char brcmf_firmware_path[BRCMF_FW_PATH_LEN]; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/flowring.c b/drivers/net/wireless/brcm80211/brcmfmac/flowring.c index 1faa929f5fff..44f3a84d1999 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/flowring.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/flowring.c @@ -19,9 +19,9 @@ #include <linux/etherdevice.h> #include <brcmu_utils.h> -#include "dhd.h" -#include "dhd_dbg.h" -#include "dhd_bus.h" +#include "core.h" +#include "debug.h" +#include "bus.h" #include "proto.h" #include "flowring.h" #include "msgbuf.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c index 44fc85f68f7a..7338b335e153 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c @@ -18,8 +18,8 @@ #include "brcmu_wifi.h" #include "brcmu_utils.h" -#include "dhd.h" -#include "dhd_dbg.h" +#include "core.h" +#include "debug.h" #include "tracepoint.h" #include "fwsignal.h" #include "fweh.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c index ded328f80cd1..51f88c11e642 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c @@ -22,9 +22,9 @@ #include <linux/netdevice.h> #include <brcmu_utils.h> #include <brcmu_wifi.h> -#include "dhd.h" -#include "dhd_bus.h" -#include "dhd_dbg.h" +#include "core.h" +#include "bus.h" +#include "debug.h" #include "tracepoint.h" #include "fwil.h" #include "proto.h" @@ -32,6 +32,76 @@ #define MAX_HEX_DUMP_LEN 64 +#ifdef DEBUG +static const char * const brcmf_fil_errstr[] = { + "BCME_OK", + "BCME_ERROR", + "BCME_BADARG", + "BCME_BADOPTION", + "BCME_NOTUP", + "BCME_NOTDOWN", + "BCME_NOTAP", + "BCME_NOTSTA", + "BCME_BADKEYIDX", + "BCME_RADIOOFF", + "BCME_NOTBANDLOCKED", + "BCME_NOCLK", + "BCME_BADRATESET", + "BCME_BADBAND", + "BCME_BUFTOOSHORT", + "BCME_BUFTOOLONG", + "BCME_BUSY", + "BCME_NOTASSOCIATED", + "BCME_BADSSIDLEN", + "BCME_OUTOFRANGECHAN", + "BCME_BADCHAN", + "BCME_BADADDR", + "BCME_NORESOURCE", + "BCME_UNSUPPORTED", + "BCME_BADLEN", + "BCME_NOTREADY", + "BCME_EPERM", + "BCME_NOMEM", + "BCME_ASSOCIATED", + "BCME_RANGE", + "BCME_NOTFOUND", + "BCME_WME_NOT_ENABLED", + "BCME_TSPEC_NOTFOUND", + "BCME_ACM_NOTSUPPORTED", + "BCME_NOT_WME_ASSOCIATION", + "BCME_SDIO_ERROR", + "BCME_DONGLE_DOWN", + "BCME_VERSION", + "BCME_TXFAIL", + "BCME_RXFAIL", + "BCME_NODEVICE", + "BCME_NMODE_DISABLED", + "BCME_NONRESIDENT", + "BCME_SCANREJECT", + "BCME_USAGE_ERROR", + "BCME_IOCTL_ERROR", + "BCME_SERIAL_PORT_ERR", + "BCME_DISABLED", + "BCME_DECERR", + "BCME_ENCERR", + "BCME_MICERR", + "BCME_REPLAY", + "BCME_IE_NOTFOUND", +}; + +static const char *brcmf_fil_get_errstr(u32 err) +{ + if (err >= ARRAY_SIZE(brcmf_fil_errstr)) + return "(unknown)"; + + return brcmf_fil_errstr[err]; +} +#else +static const char *brcmf_fil_get_errstr(u32 err) +{ + return ""; +} +#endif /* DEBUG */ static s32 brcmf_fil_cmd_data(struct brcmf_if *ifp, u32 cmd, void *data, u32 len, bool set) @@ -52,11 +122,11 @@ brcmf_fil_cmd_data(struct brcmf_if *ifp, u32 cmd, void *data, u32 len, bool set) err = brcmf_proto_query_dcmd(drvr, ifp->ifidx, cmd, data, len); if (err >= 0) - err = 0; - else - brcmf_dbg(FIL, "Failed err=%d\n", err); + return 0; - return err; + brcmf_dbg(FIL, "Failed: %s (%d)\n", + brcmf_fil_get_errstr((u32)(-err)), err); + return -EBADE; } s32 diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h b/drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h index 5ff5cd0bb032..ba64b292f7a5 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h @@ -55,59 +55,63 @@ /* WOWL bits */ /* Wakeup on Magic packet: */ -#define WL_WOWL_MAGIC (1 << 0) +#define BRCMF_WOWL_MAGIC (1 << 0) /* Wakeup on Netpattern */ -#define WL_WOWL_NET (1 << 1) +#define BRCMF_WOWL_NET (1 << 1) /* Wakeup on loss-of-link due to Disassoc/Deauth: */ -#define WL_WOWL_DIS (1 << 2) +#define BRCMF_WOWL_DIS (1 << 2) /* Wakeup on retrograde TSF: */ -#define WL_WOWL_RETR (1 << 3) +#define BRCMF_WOWL_RETR (1 << 3) /* Wakeup on loss of beacon: */ -#define WL_WOWL_BCN (1 << 4) +#define BRCMF_WOWL_BCN (1 << 4) /* Wakeup after test: */ -#define WL_WOWL_TST (1 << 5) +#define BRCMF_WOWL_TST (1 << 5) /* Wakeup after PTK refresh: */ -#define WL_WOWL_M1 (1 << 6) +#define BRCMF_WOWL_M1 (1 << 6) /* Wakeup after receipt of EAP-Identity Req: */ -#define WL_WOWL_EAPID (1 << 7) +#define BRCMF_WOWL_EAPID (1 << 7) /* Wakeind via PME(0) or GPIO(1): */ -#define WL_WOWL_PME_GPIO (1 << 8) +#define BRCMF_WOWL_PME_GPIO (1 << 8) /* need tkip phase 1 key to be updated by the driver: */ -#define WL_WOWL_NEEDTKIP1 (1 << 9) +#define BRCMF_WOWL_NEEDTKIP1 (1 << 9) /* enable wakeup if GTK fails: */ -#define WL_WOWL_GTK_FAILURE (1 << 10) +#define BRCMF_WOWL_GTK_FAILURE (1 << 10) /* support extended magic packets: */ -#define WL_WOWL_EXTMAGPAT (1 << 11) +#define BRCMF_WOWL_EXTMAGPAT (1 << 11) /* support ARP/NS/keepalive offloading: */ -#define WL_WOWL_ARPOFFLOAD (1 << 12) +#define BRCMF_WOWL_ARPOFFLOAD (1 << 12) /* read protocol version for EAPOL frames: */ -#define WL_WOWL_WPA2 (1 << 13) +#define BRCMF_WOWL_WPA2 (1 << 13) /* If the bit is set, use key rotaton: */ -#define WL_WOWL_KEYROT (1 << 14) +#define BRCMF_WOWL_KEYROT (1 << 14) /* If the bit is set, frm received was bcast frame: */ -#define WL_WOWL_BCAST (1 << 15) +#define BRCMF_WOWL_BCAST (1 << 15) /* If the bit is set, scan offload is enabled: */ -#define WL_WOWL_SCANOL (1 << 16) +#define BRCMF_WOWL_SCANOL (1 << 16) /* Wakeup on tcpkeep alive timeout: */ -#define WL_WOWL_TCPKEEP_TIME (1 << 17) +#define BRCMF_WOWL_TCPKEEP_TIME (1 << 17) /* Wakeup on mDNS Conflict Resolution: */ -#define WL_WOWL_MDNS_CONFLICT (1 << 18) +#define BRCMF_WOWL_MDNS_CONFLICT (1 << 18) /* Wakeup on mDNS Service Connect: */ -#define WL_WOWL_MDNS_SERVICE (1 << 19) +#define BRCMF_WOWL_MDNS_SERVICE (1 << 19) /* tcp keepalive got data: */ -#define WL_WOWL_TCPKEEP_DATA (1 << 20) +#define BRCMF_WOWL_TCPKEEP_DATA (1 << 20) /* Firmware died in wowl mode: */ -#define WL_WOWL_FW_HALT (1 << 21) +#define BRCMF_WOWL_FW_HALT (1 << 21) /* Enable detection of radio button changes: */ -#define WL_WOWL_ENAB_HWRADIO (1 << 22) +#define BRCMF_WOWL_ENAB_HWRADIO (1 << 22) /* Offloads detected MIC failure(s): */ -#define WL_WOWL_MIC_FAIL (1 << 23) +#define BRCMF_WOWL_MIC_FAIL (1 << 23) /* Wakeup in Unassociated state (Net/Magic Pattern): */ -#define WL_WOWL_UNASSOC (1 << 24) +#define BRCMF_WOWL_UNASSOC (1 << 24) /* Wakeup if received matched secured pattern: */ -#define WL_WOWL_SECURE (1 << 25) +#define BRCMF_WOWL_SECURE (1 << 25) /* Link Down indication in WoWL mode: */ -#define WL_WOWL_LINKDOWN (1 << 31) +#define BRCMF_WOWL_LINKDOWN (1 << 31) + +#define BRCMF_WOWL_MAXPATTERNS 8 +#define BRCMF_WOWL_MAXPATTERNSIZE 128 + /* join preference types for join_pref iovar */ enum brcmf_join_pref_types { @@ -124,6 +128,12 @@ enum brcmf_fil_p2p_if_types { BRCMF_FIL_P2P_IF_DEV, }; +enum brcmf_wowl_pattern_type { + BRCMF_WOWL_PATTERN_TYPE_BITMAP = 0, + BRCMF_WOWL_PATTERN_TYPE_ARP, + BRCMF_WOWL_PATTERN_TYPE_NA +}; + struct brcmf_fil_p2p_if_le { u8 addr[ETH_ALEN]; __le16 type; @@ -484,4 +494,29 @@ struct brcmf_rx_mgmt_data { __be32 rate; }; +/** + * struct brcmf_fil_wowl_pattern_le - wowl pattern configuration struct. + * + * @cmd: "add", "del" or "clr". + * @masksize: Size of the mask in #of bytes + * @offset: Pattern byte offset in packet + * @patternoffset: Offset of start of pattern. Starting from field masksize. + * @patternsize: Size of the pattern itself in #of bytes + * @id: id + * @reasonsize: Size of the wakeup reason code + * @type: Type of pattern (enum brcmf_wowl_pattern_type) + */ +struct brcmf_fil_wowl_pattern_le { + u8 cmd[4]; + __le32 masksize; + __le32 offset; + __le32 patternoffset; + __le32 patternsize; + __le32 id; + __le32 reasonsize; + __le32 type; + /* u8 mask[] - Mask follows the structure above */ + /* u8 pattern[] - Pattern follows the mask is at 'patternoffset' */ +}; + #endif /* FWIL_TYPES_H_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c index 183f08d7fc8c..f0dda0ecd23b 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c @@ -26,15 +26,15 @@ #include <brcmu_utils.h> #include <brcmu_wifi.h> -#include "dhd.h" -#include "dhd_dbg.h" -#include "dhd_bus.h" +#include "core.h" +#include "debug.h" +#include "bus.h" #include "fwil.h" #include "fwil_types.h" #include "fweh.h" #include "fwsignal.h" #include "p2p.h" -#include "wl_cfg80211.h" +#include "cfg80211.h" #include "proto.h" /** diff --git a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c index 11cc051f97cd..02d39ce8dbca 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c @@ -24,13 +24,13 @@ #include <brcmu_utils.h> #include <brcmu_wifi.h> -#include "dhd.h" -#include "dhd_dbg.h" +#include "core.h" +#include "debug.h" #include "proto.h" #include "msgbuf.h" #include "commonring.h" #include "flowring.h" -#include "dhd_bus.h" +#include "bus.h" #include "tracepoint.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/of.c b/drivers/net/wireless/brcm80211/brcmfmac/of.c index f05f5270fec1..eb3fce82a223 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/of.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/of.c @@ -21,8 +21,8 @@ #include <linux/mmc/sdio_func.h> #include <defs.h> -#include "dhd_dbg.h" -#include "sdio_host.h" +#include "debug.h" +#include "sdio.h" void brcmf_of_probe(struct brcmf_sdio_dev *sdiodev) { diff --git a/drivers/net/wireless/brcm80211/brcmfmac/p2p.c b/drivers/net/wireless/brcm80211/brcmfmac/p2p.c index d54c58a32faa..effb48ebd864 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/p2p.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/p2p.c @@ -21,12 +21,12 @@ #include <brcmu_wifi.h> #include <brcmu_utils.h> #include <defs.h> -#include <dhd.h> -#include <dhd_dbg.h> +#include "core.h" +#include "debug.h" #include "fwil.h" #include "fwil_types.h" #include "p2p.h" -#include "wl_cfg80211.h" +#include "cfg80211.h" /* parameters used for p2p escan */ #define P2PAPI_SCAN_NPROBES 1 diff --git a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c index 8c0632ec9f7a..b0ae7993e2e8 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c @@ -30,8 +30,8 @@ #include <brcmu_wifi.h> #include <brcm_hw_ids.h> -#include "dhd_dbg.h" -#include "dhd_bus.h" +#include "debug.h" +#include "bus.h" #include "commonring.h" #include "msgbuf.h" #include "pcie.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/proto.c b/drivers/net/wireless/brcm80211/brcmfmac/proto.c index 62b940723339..26b68c367f57 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/proto.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/proto.c @@ -20,9 +20,9 @@ #include <linux/netdevice.h> #include <brcmu_wifi.h> -#include "dhd.h" -#include "dhd_bus.h" -#include "dhd_dbg.h" +#include "core.h" +#include "bus.h" +#include "debug.h" #include "proto.h" #include "bcdc.h" #include "msgbuf.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c index f55f625fd06b..72e87b51f999 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c @@ -40,7 +40,7 @@ #include <brcmu_utils.h> #include <brcm_hw_ids.h> #include <soc.h> -#include "sdio_host.h" +#include "sdio.h" #include "chip.h" #include "firmware.h" @@ -96,8 +96,8 @@ struct rte_console { #endif /* DEBUG */ #include <chipcommon.h> -#include "dhd_bus.h" -#include "dhd_dbg.h" +#include "bus.h" +#include "debug.h" #include "tracepoint.h" #define TXQLEN 2048 /* bulk tx queue length */ @@ -2763,6 +2763,48 @@ static struct pktq *brcmf_sdio_bus_gettxq(struct device *dev) return &bus->txq; } +static bool brcmf_sdio_prec_enq(struct pktq *q, struct sk_buff *pkt, int prec) +{ + struct sk_buff *p; + int eprec = -1; /* precedence to evict from */ + + /* Fast case, precedence queue is not full and we are also not + * exceeding total queue length + */ + if (!pktq_pfull(q, prec) && !pktq_full(q)) { + brcmu_pktq_penq(q, prec, pkt); + return true; + } + + /* Determine precedence from which to evict packet, if any */ + if (pktq_pfull(q, prec)) { + eprec = prec; + } else if (pktq_full(q)) { + p = brcmu_pktq_peek_tail(q, &eprec); + if (eprec > prec) + return false; + } + + /* Evict if needed */ + if (eprec >= 0) { + /* Detect queueing to unconfigured precedence */ + if (eprec == prec) + return false; /* refuse newer (incoming) packet */ + /* Evict packet according to discard policy */ + p = brcmu_pktq_pdeq_tail(q, eprec); + if (p == NULL) + brcmf_err("brcmu_pktq_pdeq_tail() failed\n"); + brcmu_pkt_buf_free_skb(p); + } + + /* Enqueue */ + p = brcmu_pktq_penq(q, prec, pkt); + if (p == NULL) + brcmf_err("brcmu_pktq_penq() failed\n"); + + return p != NULL; +} + static int brcmf_sdio_bus_txdata(struct device *dev, struct sk_buff *pkt) { int ret = -EBADE; @@ -2788,7 +2830,7 @@ static int brcmf_sdio_bus_txdata(struct device *dev, struct sk_buff *pkt) spin_lock_bh(&bus->txq_lock); /* reset bus_flags in packet cb */ *(u16 *)(pkt->cb) = 0; - if (!brcmf_c_prec_enq(bus->sdiodev->dev, &bus->txq, pkt, prec)) { + if (!brcmf_sdio_prec_enq(&bus->txq, pkt, prec)) { skb_pull(pkt, bus->tx_hdrlen); brcmf_err("out of bus->txq !!!\n"); ret = -ENOSR; @@ -2798,7 +2840,7 @@ static int brcmf_sdio_bus_txdata(struct device *dev, struct sk_buff *pkt) if (pktq_len(&bus->txq) >= TXHI) { bus->txoff = true; - brcmf_txflowblock(bus->sdiodev->dev, true); + brcmf_txflowblock(dev, true); } spin_unlock_bh(&bus->txq_lock); @@ -3949,6 +3991,7 @@ static struct brcmf_bus_ops brcmf_sdio_bus_ops = { .txctl = brcmf_sdio_bus_txctl, .rxctl = brcmf_sdio_bus_rxctl, .gettxq = brcmf_sdio_bus_gettxq, + .wowl_config = brcmf_sdio_wowl_config }; static void brcmf_sdio_firmware_callback(struct device *dev, @@ -4075,7 +4118,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) /* platform specific configuration: * alignments must be at least 4 bytes for ADMA - */ + */ bus->head_align = ALIGNMENT; bus->sgentry_align = ALIGNMENT; if (sdiodev->pdata) { diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio.h index f2d06cae366a..8eb42620129c 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.h @@ -14,8 +14,8 @@ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#ifndef _BRCM_SDH_H_ -#define _BRCM_SDH_H_ +#ifndef BRCMFMAC_SDIO_H +#define BRCMFMAC_SDIO_H #include <linux/skbuff.h> #include <linux/firmware.h> @@ -186,6 +186,7 @@ struct brcmf_sdio_dev { struct sg_table sgtable; char fw_name[BRCMF_FW_PATH_LEN + BRCMF_FW_NAME_LEN]; char nvram_name[BRCMF_FW_PATH_LEN + BRCMF_FW_NAME_LEN]; + bool wowl_enabled; }; /* sdio core registers */ @@ -334,5 +335,6 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus); void brcmf_sdio_isr(struct brcmf_sdio *bus); void brcmf_sdio_wd_timer(struct brcmf_sdio *bus, uint wdtick); +void brcmf_sdio_wowl_config(struct device *dev, bool enabled); -#endif /* _BRCM_SDH_H_ */ +#endif /* BRCMFMAC_SDIO_H */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/tracepoint.c b/drivers/net/wireless/brcm80211/brcmfmac/tracepoint.c index b505db48c60d..a10f35c5eb3d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/tracepoint.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/tracepoint.c @@ -19,4 +19,19 @@ #ifndef __CHECKER__ #define CREATE_TRACE_POINTS #include "tracepoint.h" + +void __brcmf_err(const char *func, const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + + va_start(args, fmt); + vaf.va = &args; + pr_err("%s: %pV", func, &vaf); + trace_brcmf_err(func, &vaf); + va_end(args); +} + #endif diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c index dc135915470d..5265aa70b094 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c @@ -23,13 +23,12 @@ #include <brcmu_utils.h> #include <brcm_hw_ids.h> #include <brcmu_wifi.h> -#include <dhd_bus.h> -#include <dhd_dbg.h> - +#include "bus.h" +#include "debug.h" #include "firmware.h" -#include "usb_rdl.h" #include "usb.h" + #define IOCTL_RESP_TIMEOUT 2000 #define BRCMF_USB_RESET_GETVER_SPINWAIT 100 /* in unit of ms */ @@ -49,6 +48,71 @@ #define BRCMF_USB_43242_FW_NAME "brcm/brcmfmac43242a.bin" #define BRCMF_USB_43569_FW_NAME "brcm/brcmfmac43569.bin" +#define TRX_MAGIC 0x30524448 /* "HDR0" */ +#define TRX_MAX_OFFSET 3 /* Max number of file offsets */ +#define TRX_UNCOMP_IMAGE 0x20 /* Trx holds uncompressed img */ +#define TRX_RDL_CHUNK 1500 /* size of each dl transfer */ +#define TRX_OFFSETS_DLFWLEN_IDX 0 + +/* Control messages: bRequest values */ +#define DL_GETSTATE 0 /* returns the rdl_state_t struct */ +#define DL_CHECK_CRC 1 /* currently unused */ +#define DL_GO 2 /* execute downloaded image */ +#define DL_START 3 /* initialize dl state */ +#define DL_REBOOT 4 /* reboot the device in 2 seconds */ +#define DL_GETVER 5 /* returns the bootrom_id_t struct */ +#define DL_GO_PROTECTED 6 /* execute the downloaded code and set reset + * event to occur in 2 seconds. It is the + * responsibility of the downloaded code to + * clear this event + */ +#define DL_EXEC 7 /* jump to a supplied address */ +#define DL_RESETCFG 8 /* To support single enum on dongle + * - Not used by bootloader + */ +#define DL_DEFER_RESP_OK 9 /* Potentially defer the response to setup + * if resp unavailable + */ + +/* states */ +#define DL_WAITING 0 /* waiting to rx first pkt */ +#define DL_READY 1 /* hdr was good, waiting for more of the + * compressed image + */ +#define DL_BAD_HDR 2 /* hdr was corrupted */ +#define DL_BAD_CRC 3 /* compressed image was corrupted */ +#define DL_RUNNABLE 4 /* download was successful,waiting for go cmd */ +#define DL_START_FAIL 5 /* failed to initialize correctly */ +#define DL_NVRAM_TOOBIG 6 /* host specified nvram data exceeds DL_NVRAM + * value + */ +#define DL_IMAGE_TOOBIG 7 /* firmware image too big */ + + +struct trx_header_le { + __le32 magic; /* "HDR0" */ + __le32 len; /* Length of file including header */ + __le32 crc32; /* CRC from flag_version to end of file */ + __le32 flag_version; /* 0:15 flags, 16:31 version */ + __le32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of + * header + */ +}; + +struct rdl_state_le { + __le32 state; + __le32 bytes; +}; + +struct bootrom_id_le { + __le32 chip; /* Chip id */ + __le32 chiprev; /* Chip rev */ + __le32 ramsize; /* Size of RAM */ + __le32 remapbase; /* Current remap base address */ + __le32 boardtype; /* Type of board */ + __le32 boardrev; /* Board revision */ +}; + struct brcmf_usb_image { struct list_head list; s8 *fwname; @@ -93,6 +157,8 @@ struct brcmf_usbdev_info { u8 ifnum; struct urb *bulk_urb; /* used for FW download */ + + bool wowl_enabled; }; static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo, @@ -600,6 +666,16 @@ static int brcmf_usb_up(struct device *dev) return 0; } +static void brcmf_cancel_all_urbs(struct brcmf_usbdev_info *devinfo) +{ + if (devinfo->ctl_urb) + usb_kill_urb(devinfo->ctl_urb); + if (devinfo->bulk_urb) + usb_kill_urb(devinfo->bulk_urb); + brcmf_usb_free_q(&devinfo->tx_postq, true); + brcmf_usb_free_q(&devinfo->rx_postq, true); +} + static void brcmf_usb_down(struct device *dev) { struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev); @@ -613,14 +689,7 @@ static void brcmf_usb_down(struct device *dev) brcmf_usb_state_change(devinfo, BRCMFMAC_USB_STATE_DOWN); - if (devinfo->ctl_urb) - usb_kill_urb(devinfo->ctl_urb); - - if (devinfo->bulk_urb) - usb_kill_urb(devinfo->bulk_urb); - brcmf_usb_free_q(&devinfo->tx_postq, true); - - brcmf_usb_free_q(&devinfo->rx_postq, true); + brcmf_cancel_all_urbs(devinfo); } static void @@ -783,7 +852,7 @@ brcmf_usb_dl_writeimage(struct brcmf_usbdev_info *devinfo, u8 *fw, int fwlen) brcmf_dbg(USB, "Enter, fw %p, len %d\n", fw, fwlen); - bulkchunk = kmalloc(RDL_CHUNK, GFP_ATOMIC); + bulkchunk = kmalloc(TRX_RDL_CHUNK, GFP_ATOMIC); if (bulkchunk == NULL) { err = -ENOMEM; goto fail; @@ -810,10 +879,10 @@ brcmf_usb_dl_writeimage(struct brcmf_usbdev_info *devinfo, u8 *fw, int fwlen) /* Wait until the usb device reports it received all * the bytes we sent */ if ((rdlbytes == sent) && (rdlbytes != dllen)) { - if ((dllen-sent) < RDL_CHUNK) + if ((dllen-sent) < TRX_RDL_CHUNK) sendlen = dllen-sent; else - sendlen = RDL_CHUNK; + sendlen = TRX_RDL_CHUNK; /* simply avoid having to send a ZLP by ensuring we * never have an even @@ -978,21 +1047,6 @@ static void brcmf_usb_detach(struct brcmf_usbdev_info *devinfo) kfree(devinfo->rx_reqs); } -#define TRX_MAGIC 0x30524448 /* "HDR0" */ -#define TRX_VERSION 1 /* Version 1 */ -#define TRX_MAX_LEN 0x3B0000 /* Max length */ -#define TRX_NO_HEADER 1 /* Do not write TRX header */ -#define TRX_MAX_OFFSET 3 /* Max number of individual files */ -#define TRX_UNCOMP_IMAGE 0x20 /* Trx contains uncompressed image */ - -struct trx_header_le { - __le32 magic; /* "HDR0" */ - __le32 len; /* Length of file including header */ - __le32 crc32; /* CRC from flag_version to end of file */ - __le32 flag_version; /* 0:15 flags, 16:31 version */ - __le32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of - * header */ -}; static int check_file(const u8 *headers) { @@ -1094,11 +1148,24 @@ error: return NULL; } +static void brcmf_usb_wowl_config(struct device *dev, bool enabled) +{ + struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev); + + brcmf_dbg(USB, "Configuring WOWL, enabled=%d\n", enabled); + devinfo->wowl_enabled = enabled; + if (enabled) + device_set_wakeup_enable(devinfo->dev, true); + else + device_set_wakeup_enable(devinfo->dev, false); +} + static struct brcmf_bus_ops brcmf_usb_bus_ops = { .txdata = brcmf_usb_tx, .stop = brcmf_usb_down, .txctl = brcmf_usb_tx_ctlpkt, .rxctl = brcmf_usb_rx_ctlpkt, + .wowl_config = brcmf_usb_wowl_config, }; static int brcmf_usb_bus_setup(struct brcmf_usbdev_info *devinfo) @@ -1186,6 +1253,9 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo) bus->ops = &brcmf_usb_bus_ops; bus->proto_type = BRCMF_PROTO_BCDC; bus->always_use_fws_queue = true; +#ifdef CONFIG_PM + bus->wowl_supported = true; +#endif if (!brcmf_usb_dlneeded(devinfo)) { ret = brcmf_usb_bus_setup(devinfo); @@ -1339,7 +1409,10 @@ static int brcmf_usb_suspend(struct usb_interface *intf, pm_message_t state) brcmf_dbg(USB, "Enter\n"); devinfo->bus_pub.state = BRCMFMAC_USB_STATE_SLEEP; - brcmf_detach(&usb->dev); + if (devinfo->wowl_enabled) + brcmf_cancel_all_urbs(devinfo); + else + brcmf_detach(&usb->dev); return 0; } @@ -1352,7 +1425,12 @@ static int brcmf_usb_resume(struct usb_interface *intf) struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(&usb->dev); brcmf_dbg(USB, "Enter\n"); - return brcmf_usb_bus_setup(devinfo); + if (!devinfo->wowl_enabled) + return brcmf_usb_bus_setup(devinfo); + + devinfo->bus_pub.state = BRCMFMAC_USB_STATE_UP; + brcmf_usb_rx_fill_all(devinfo); + return 0; } static int brcmf_usb_reset_resume(struct usb_interface *intf) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb_rdl.h b/drivers/net/wireless/brcm80211/brcmfmac/usb_rdl.h deleted file mode 100644 index 0a35c51c3da2..000000000000 --- a/drivers/net/wireless/brcm80211/brcmfmac/usb_rdl.h +++ /dev/null @@ -1,75 +0,0 @@ -/* - * Copyright (c) 2011 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _USB_RDL_H -#define _USB_RDL_H - -/* Control messages: bRequest values */ -#define DL_GETSTATE 0 /* returns the rdl_state_t struct */ -#define DL_CHECK_CRC 1 /* currently unused */ -#define DL_GO 2 /* execute downloaded image */ -#define DL_START 3 /* initialize dl state */ -#define DL_REBOOT 4 /* reboot the device in 2 seconds */ -#define DL_GETVER 5 /* returns the bootrom_id_t struct */ -#define DL_GO_PROTECTED 6 /* execute the downloaded code and set reset - * event to occur in 2 seconds. It is the - * responsibility of the downloaded code to - * clear this event - */ -#define DL_EXEC 7 /* jump to a supplied address */ -#define DL_RESETCFG 8 /* To support single enum on dongle - * - Not used by bootloader - */ -#define DL_DEFER_RESP_OK 9 /* Potentially defer the response to setup - * if resp unavailable - */ - -/* states */ -#define DL_WAITING 0 /* waiting to rx first pkt */ -#define DL_READY 1 /* hdr was good, waiting for more of the - * compressed image */ -#define DL_BAD_HDR 2 /* hdr was corrupted */ -#define DL_BAD_CRC 3 /* compressed image was corrupted */ -#define DL_RUNNABLE 4 /* download was successful,waiting for go cmd */ -#define DL_START_FAIL 5 /* failed to initialize correctly */ -#define DL_NVRAM_TOOBIG 6 /* host specified nvram data exceeds DL_NVRAM - * value */ -#define DL_IMAGE_TOOBIG 7 /* download image too big (exceeds DATA_START - * for rdl) */ - -struct rdl_state_le { - __le32 state; - __le32 bytes; -}; - -struct bootrom_id_le { - __le32 chip; /* Chip id */ - __le32 chiprev; /* Chip rev */ - __le32 ramsize; /* Size of RAM */ - __le32 remapbase; /* Current remap base address */ - __le32 boardtype; /* Type of board */ - __le32 boardrev; /* Board revision */ -}; - -#define RDL_CHUNK 1500 /* size of each dl transfer */ - -#define TRX_OFFSETS_DLFWLEN_IDX 0 -#define TRX_OFFSETS_JUMPTO_IDX 1 -#define TRX_OFFSETS_NVM_LEN_IDX 2 - -#define TRX_OFFSETS_DLBASE_IDX 0 - -#endif /* _USB_RDL_H */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/vendor.c b/drivers/net/wireless/brcm80211/brcmfmac/vendor.c index 5960d827508c..222f26a39642 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/vendor.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/vendor.c @@ -20,10 +20,10 @@ #include <brcmu_wifi.h> #include "fwil_types.h" -#include "dhd.h" +#include "core.h" #include "p2p.h" -#include "dhd_dbg.h" -#include "wl_cfg80211.h" +#include "debug.h" +#include "cfg80211.h" #include "vendor.h" #include "fwil.h" diff --git a/drivers/net/wireless/brcm80211/brcmsmac/debug.c b/drivers/net/wireless/brcm80211/brcmsmac/debug.c index a5d4add26f41..19740c1b1566 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/debug.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/debug.c @@ -71,48 +71,148 @@ struct dentry *brcms_debugfs_get_devdir(struct brcms_pub *drvr) } static -ssize_t brcms_debugfs_hardware_read(struct file *f, char __user *data, - size_t count, loff_t *ppos) +int brcms_debugfs_hardware_read(struct seq_file *s, void *data) { - char buf[128]; - int res; - struct brcms_pub *drvr = f->private_data; - - /* only allow read from start */ - if (*ppos > 0) - return 0; - - res = scnprintf(buf, sizeof(buf), - "board vendor: %x\n" - "board type: %x\n" - "board revision: %x\n" - "board flags: %x\n" - "board flags2: %x\n" - "firmware revision: %x\n", - drvr->wlc->hw->d11core->bus->boardinfo.vendor, - drvr->wlc->hw->d11core->bus->boardinfo.type, - drvr->wlc->hw->boardrev, - drvr->wlc->hw->boardflags, - drvr->wlc->hw->boardflags2, - drvr->wlc->ucode_rev - ); - - return simple_read_from_buffer(data, count, ppos, buf, res); + struct brcms_pub *drvr = s->private; + + seq_printf(s, "board vendor: %x\n" + "board type: %x\n" + "board revision: %x\n" + "board flags: %x\n" + "board flags2: %x\n" + "firmware revision: %x\n", + drvr->wlc->hw->d11core->bus->boardinfo.vendor, + drvr->wlc->hw->d11core->bus->boardinfo.type, + drvr->wlc->hw->boardrev, + drvr->wlc->hw->boardflags, + drvr->wlc->hw->boardflags2, + drvr->wlc->ucode_rev); + + return 0; +} + +static int brcms_debugfs_macstat_read(struct seq_file *s, void *data) +{ + struct brcms_pub *drvr = s->private; + struct brcms_info *wl = drvr->ieee_hw->priv; + struct macstat stats; + int i; + + spin_lock_bh(&wl->lock); + stats = *(drvr->wlc->core->macstat_snapshot); + spin_unlock_bh(&wl->lock); + + seq_printf(s, "txallfrm: %d\n", stats.txallfrm); + seq_printf(s, "txrtsfrm: %d\n", stats.txrtsfrm); + seq_printf(s, "txctsfrm: %d\n", stats.txctsfrm); + seq_printf(s, "txackfrm: %d\n", stats.txackfrm); + seq_printf(s, "txdnlfrm: %d\n", stats.txdnlfrm); + seq_printf(s, "txbcnfrm: %d\n", stats.txbcnfrm); + seq_printf(s, "txfunfl[8]:"); + for (i = 0; i < ARRAY_SIZE(stats.txfunfl); i++) + seq_printf(s, " %d", stats.txfunfl[i]); + seq_printf(s, "\ntxtplunfl: %d\n", stats.txtplunfl); + seq_printf(s, "txphyerr: %d\n", stats.txphyerr); + seq_printf(s, "pktengrxducast: %d\n", stats.pktengrxducast); + seq_printf(s, "pktengrxdmcast: %d\n", stats.pktengrxdmcast); + seq_printf(s, "rxfrmtoolong: %d\n", stats.rxfrmtoolong); + seq_printf(s, "rxfrmtooshrt: %d\n", stats.rxfrmtooshrt); + seq_printf(s, "rxinvmachdr: %d\n", stats.rxinvmachdr); + seq_printf(s, "rxbadfcs: %d\n", stats.rxbadfcs); + seq_printf(s, "rxbadplcp: %d\n", stats.rxbadplcp); + seq_printf(s, "rxcrsglitch: %d\n", stats.rxcrsglitch); + seq_printf(s, "rxstrt: %d\n", stats.rxstrt); + seq_printf(s, "rxdfrmucastmbss: %d\n", stats.rxdfrmucastmbss); + seq_printf(s, "rxmfrmucastmbss: %d\n", stats.rxmfrmucastmbss); + seq_printf(s, "rxcfrmucast: %d\n", stats.rxcfrmucast); + seq_printf(s, "rxrtsucast: %d\n", stats.rxrtsucast); + seq_printf(s, "rxctsucast: %d\n", stats.rxctsucast); + seq_printf(s, "rxackucast: %d\n", stats.rxackucast); + seq_printf(s, "rxdfrmocast: %d\n", stats.rxdfrmocast); + seq_printf(s, "rxmfrmocast: %d\n", stats.rxmfrmocast); + seq_printf(s, "rxcfrmocast: %d\n", stats.rxcfrmocast); + seq_printf(s, "rxrtsocast: %d\n", stats.rxrtsocast); + seq_printf(s, "rxctsocast: %d\n", stats.rxctsocast); + seq_printf(s, "rxdfrmmcast: %d\n", stats.rxdfrmmcast); + seq_printf(s, "rxmfrmmcast: %d\n", stats.rxmfrmmcast); + seq_printf(s, "rxcfrmmcast: %d\n", stats.rxcfrmmcast); + seq_printf(s, "rxbeaconmbss: %d\n", stats.rxbeaconmbss); + seq_printf(s, "rxdfrmucastobss: %d\n", stats.rxdfrmucastobss); + seq_printf(s, "rxbeaconobss: %d\n", stats.rxbeaconobss); + seq_printf(s, "rxrsptmout: %d\n", stats.rxrsptmout); + seq_printf(s, "bcntxcancl: %d\n", stats.bcntxcancl); + seq_printf(s, "rxf0ovfl: %d\n", stats.rxf0ovfl); + seq_printf(s, "rxf1ovfl: %d\n", stats.rxf1ovfl); + seq_printf(s, "rxf2ovfl: %d\n", stats.rxf2ovfl); + seq_printf(s, "txsfovfl: %d\n", stats.txsfovfl); + seq_printf(s, "pmqovfl: %d\n", stats.pmqovfl); + seq_printf(s, "rxcgprqfrm: %d\n", stats.rxcgprqfrm); + seq_printf(s, "rxcgprsqovfl: %d\n", stats.rxcgprsqovfl); + seq_printf(s, "txcgprsfail: %d\n", stats.txcgprsfail); + seq_printf(s, "txcgprssuc: %d\n", stats.txcgprssuc); + seq_printf(s, "prs_timeout: %d\n", stats.prs_timeout); + seq_printf(s, "rxnack: %d\n", stats.rxnack); + seq_printf(s, "frmscons: %d\n", stats.frmscons); + seq_printf(s, "txnack: %d\n", stats.txnack); + seq_printf(s, "txglitch_nack: %d\n", stats.txglitch_nack); + seq_printf(s, "txburst: %d\n", stats.txburst); + seq_printf(s, "bphy_rxcrsglitch: %d\n", stats.bphy_rxcrsglitch); + seq_printf(s, "phywatchdog: %d\n", stats.phywatchdog); + seq_printf(s, "bphy_badplcp: %d\n", stats.bphy_badplcp); + return 0; +} + +struct brcms_debugfs_entry { + int (*read)(struct seq_file *seq, void *data); + struct brcms_pub *drvr; +}; + +static int brcms_debugfs_entry_open(struct inode *inode, struct file *f) +{ + struct brcms_debugfs_entry *entry = inode->i_private; + + return single_open(f, entry->read, entry->drvr); } -static const struct file_operations brcms_debugfs_hardware_ops = { +static const struct file_operations brcms_debugfs_def_ops = { .owner = THIS_MODULE, - .open = simple_open, - .read = brcms_debugfs_hardware_read + .open = brcms_debugfs_entry_open, + .release = single_release, + .read = seq_read, + .llseek = seq_lseek }; +static int +brcms_debugfs_add_entry(struct brcms_pub *drvr, const char *fn, + int (*read_fn)(struct seq_file *seq, void *data)) +{ + struct device *dev = &drvr->wlc->hw->d11core->dev; + struct dentry *dentry = drvr->dbgfs_dir; + struct brcms_debugfs_entry *entry; + + if (IS_ERR_OR_NULL(dentry)) + return -ENOENT; + + entry = devm_kzalloc(dev, sizeof(*entry), GFP_KERNEL); + if (!entry) + return -ENOMEM; + + entry->read = read_fn; + entry->drvr = drvr; + + dentry = debugfs_create_file(fn, S_IRUGO, dentry, entry, + &brcms_debugfs_def_ops); + + return PTR_ERR_OR_ZERO(dentry); +} + void brcms_debugfs_create_files(struct brcms_pub *drvr) { - struct dentry *dentry = drvr->dbgfs_dir; + if (IS_ERR_OR_NULL(drvr->dbgfs_dir)) + return; - if (!IS_ERR_OR_NULL(dentry)) - debugfs_create_file("hardware", S_IRUGO, dentry, - drvr, &brcms_debugfs_hardware_ops); + brcms_debugfs_add_entry(drvr, "hardware", brcms_debugfs_hardware_read); + brcms_debugfs_add_entry(drvr, "macstat", brcms_debugfs_macstat_read); } #define __brcms_fn(fn) \ diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c index 1b474828d5b8..bc9be78faafa 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -3081,7 +3081,7 @@ static bool brcms_c_ps_allowed(struct brcms_c_info *wlc) static void brcms_c_statsupd(struct brcms_c_info *wlc) { int i; - struct macstat macstats; + struct macstat *macstats; #ifdef DEBUG u16 delta; u16 rxf0ovfl; @@ -3092,31 +3092,31 @@ static void brcms_c_statsupd(struct brcms_c_info *wlc) if (!wlc->pub->up) return; + macstats = wlc->core->macstat_snapshot; + #ifdef DEBUG /* save last rx fifo 0 overflow count */ - rxf0ovfl = wlc->core->macstat_snapshot->rxf0ovfl; + rxf0ovfl = macstats->rxf0ovfl; /* save last tx fifo underflow count */ for (i = 0; i < NFIFO; i++) - txfunfl[i] = wlc->core->macstat_snapshot->txfunfl[i]; + txfunfl[i] = macstats->txfunfl[i]; #endif /* DEBUG */ /* Read mac stats from contiguous shared memory */ - brcms_b_copyfrom_objmem(wlc->hw, M_UCODE_MACSTAT, &macstats, - sizeof(struct macstat), OBJADDR_SHM_SEL); + brcms_b_copyfrom_objmem(wlc->hw, M_UCODE_MACSTAT, macstats, + sizeof(*macstats), OBJADDR_SHM_SEL); #ifdef DEBUG /* check for rx fifo 0 overflow */ - delta = (u16) (wlc->core->macstat_snapshot->rxf0ovfl - rxf0ovfl); + delta = (u16)(macstats->rxf0ovfl - rxf0ovfl); if (delta) brcms_err(wlc->hw->d11core, "wl%d: %u rx fifo 0 overflows!\n", wlc->pub->unit, delta); /* check for tx fifo underflows */ for (i = 0; i < NFIFO; i++) { - delta = - (u16) (wlc->core->macstat_snapshot->txfunfl[i] - - txfunfl[i]); + delta = macstats->txfunfl[i] - txfunfl[i]; if (delta) brcms_err(wlc->hw->d11core, "wl%d: %u tx fifo %d underflows!\n", diff --git a/drivers/net/wireless/hostap/hostap_proc.c b/drivers/net/wireless/hostap/hostap_proc.c index 8efd17c52f65..dd84557cf957 100644 --- a/drivers/net/wireless/hostap/hostap_proc.c +++ b/drivers/net/wireless/hostap/hostap_proc.c @@ -168,7 +168,6 @@ static int prism2_bss_list_proc_show(struct seq_file *m, void *v) local_info_t *local = m->private; struct list_head *ptr = v; struct hostap_bss_info *bss; - int i; if (ptr == &local->bss_list) { seq_printf(m, "#BSSID\tlast_update\tcount\tcapab_info\tSSID(txt)\t" @@ -181,9 +180,7 @@ static int prism2_bss_list_proc_show(struct seq_file *m, void *v) bss->bssid, bss->last_update, bss->count, bss->capab_info); - for (i = 0; i < bss->ssid_len; i++) - seq_putc(m,bss->ssid[i] >= 32 && bss->ssid[i] < 127 ? - bss->ssid[i] : '_'); + seq_printf(m, "%*pE", (int)bss->ssid_len, bss->ssid); seq_putc(m, '\t'); seq_printf(m, "%*phN", (int)bss->ssid_len, bss->ssid); diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c index c3d726f334e3..6fabea0309dd 100644 --- a/drivers/net/wireless/ipw2x00/ipw2100.c +++ b/drivers/net/wireless/ipw2x00/ipw2100.c @@ -2005,7 +2005,6 @@ static void isr_indicate_associated(struct ipw2100_priv *priv, u32 status) u32 chan; char *txratename; u8 bssid[ETH_ALEN]; - DECLARE_SSID_BUF(ssid); /* * TBD: BSSID is usually 00:00:00:00:00:00 here and not @@ -2067,8 +2066,8 @@ static void isr_indicate_associated(struct ipw2100_priv *priv, u32 status) break; } - IPW_DEBUG_INFO("%s: Associated with '%s' at %s, channel %d (BSSID=%pM)\n", - priv->net_dev->name, print_ssid(ssid, essid, essid_len), + IPW_DEBUG_INFO("%s: Associated with '%*pE' at %s, channel %d (BSSID=%pM)\n", + priv->net_dev->name, essid_len, essid, txratename, chan, bssid); /* now we copy read ssid into dev */ @@ -2095,9 +2094,8 @@ static int ipw2100_set_essid(struct ipw2100_priv *priv, char *essid, .host_command_length = ssid_len }; int err; - DECLARE_SSID_BUF(ssid); - IPW_DEBUG_HC("SSID: '%s'\n", print_ssid(ssid, essid, ssid_len)); + IPW_DEBUG_HC("SSID: '%*pE'\n", ssid_len, essid); if (ssid_len) memcpy(cmd.host_command_parameters, essid, ssid_len); @@ -2138,11 +2136,8 @@ static int ipw2100_set_essid(struct ipw2100_priv *priv, char *essid, static void isr_indicate_association_lost(struct ipw2100_priv *priv, u32 status) { - DECLARE_SSID_BUF(ssid); - IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | IPW_DL_ASSOC, - "disassociated: '%s' %pM\n", - print_ssid(ssid, priv->essid, priv->essid_len), + "disassociated: '%*pE' %pM\n", priv->essid_len, priv->essid, priv->bssid); priv->status &= ~(STATUS_ASSOCIATED | STATUS_ASSOCIATING); @@ -6975,7 +6970,6 @@ static int ipw2100_wx_set_essid(struct net_device *dev, char *essid = ""; /* ANY */ int length = 0; int err = 0; - DECLARE_SSID_BUF(ssid); mutex_lock(&priv->action_mutex); if (!(priv->status & STATUS_INITIALIZED)) { @@ -7005,8 +6999,7 @@ static int ipw2100_wx_set_essid(struct net_device *dev, goto done; } - IPW_DEBUG_WX("Setting ESSID: '%s' (%d)\n", - print_ssid(ssid, essid, length), length); + IPW_DEBUG_WX("Setting ESSID: '%*pE' (%d)\n", length, essid, length); priv->essid_len = length; memcpy(priv->essid, essid, priv->essid_len); @@ -7027,13 +7020,12 @@ static int ipw2100_wx_get_essid(struct net_device *dev, */ struct ipw2100_priv *priv = libipw_priv(dev); - DECLARE_SSID_BUF(ssid); /* If we are associated, trying to associate, or have a statically * configured ESSID then return that; otherwise return ANY */ if (priv->config & CFG_STATIC_ESSID || priv->status & STATUS_ASSOCIATED) { - IPW_DEBUG_WX("Getting essid: '%s'\n", - print_ssid(ssid, priv->essid, priv->essid_len)); + IPW_DEBUG_WX("Getting essid: '%*pE'\n", + priv->essid_len, priv->essid); memcpy(extra, priv->essid, priv->essid_len); wrqu->essid.length = priv->essid_len; wrqu->essid.flags = 1; /* active */ diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c index f0c3c77a48d3..67cad9b05ad8 100644 --- a/drivers/net/wireless/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/ipw2x00/ipw2200.c @@ -1363,7 +1363,7 @@ static ssize_t show_cmd_log(struct device *d, if (!priv->cmdlog) return 0; for (i = (priv->cmdlog_pos + 1) % priv->cmdlog_len; - (i != priv->cmdlog_pos) && (PAGE_SIZE - len); + (i != priv->cmdlog_pos) && (len < PAGE_SIZE); i = (i + 1) % priv->cmdlog_len) { len += snprintf(buf + len, PAGE_SIZE - len, @@ -4496,7 +4496,6 @@ static void handle_scan_event(struct ipw_priv *priv) static void ipw_rx_notification(struct ipw_priv *priv, struct ipw_rx_notification *notif) { - DECLARE_SSID_BUF(ssid); u16 size = le16_to_cpu(notif->size); IPW_DEBUG_NOTIF("type = %i (%d bytes)\n", notif->subtype, size); @@ -4509,9 +4508,8 @@ static void ipw_rx_notification(struct ipw_priv *priv, case CMAS_ASSOCIATED:{ IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | IPW_DL_ASSOC, - "associated: '%s' %pM\n", - print_ssid(ssid, priv->essid, - priv->essid_len), + "associated: '%*pE' %pM\n", + priv->essid_len, priv->essid, priv->bssid); switch (priv->ieee->iw_mode) { @@ -4585,14 +4583,9 @@ static void ipw_rx_notification(struct ipw_priv *priv, IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | IPW_DL_ASSOC, - "deauthenticated: '%s' " - "%pM" - ": (0x%04X) - %s\n", - print_ssid(ssid, - priv-> - essid, - priv-> - essid_len), + "deauthenticated: '%*pE' %pM: (0x%04X) - %s\n", + priv->essid_len, + priv->essid, priv->bssid, le16_to_cpu(auth->status), ipw_get_status_code @@ -4610,9 +4603,8 @@ static void ipw_rx_notification(struct ipw_priv *priv, IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | IPW_DL_ASSOC, - "authenticated: '%s' %pM\n", - print_ssid(ssid, priv->essid, - priv->essid_len), + "authenticated: '%*pE' %pM\n", + priv->essid_len, priv->essid, priv->bssid); break; } @@ -4638,9 +4630,8 @@ static void ipw_rx_notification(struct ipw_priv *priv, IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | IPW_DL_ASSOC, - "disassociated: '%s' %pM\n", - print_ssid(ssid, priv->essid, - priv->essid_len), + "disassociated: '%*pE' %pM\n", + priv->essid_len, priv->essid, priv->bssid); priv->status &= @@ -4676,9 +4667,8 @@ static void ipw_rx_notification(struct ipw_priv *priv, switch (auth->state) { case CMAS_AUTHENTICATED: IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, - "authenticated: '%s' %pM\n", - print_ssid(ssid, priv->essid, - priv->essid_len), + "authenticated: '%*pE' %pM\n", + priv->essid_len, priv->essid, priv->bssid); priv->status |= STATUS_AUTH; break; @@ -4695,9 +4685,8 @@ static void ipw_rx_notification(struct ipw_priv *priv, } IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | IPW_DL_ASSOC, - "deauthenticated: '%s' %pM\n", - print_ssid(ssid, priv->essid, - priv->essid_len), + "deauthenticated: '%*pE' %pM\n", + priv->essid_len, priv->essid, priv->bssid); priv->status &= ~(STATUS_ASSOCIATING | @@ -5516,16 +5505,13 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, int roaming) { struct ipw_supported_rates rates; - DECLARE_SSID_BUF(ssid); /* Verify that this network's capability is compatible with the * current mode (AdHoc or Infrastructure) */ if ((priv->ieee->iw_mode == IW_MODE_ADHOC && !(network->capability & WLAN_CAPABILITY_IBSS))) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded due to " - "capability mismatch.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded due to capability mismatch.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } @@ -5536,10 +5522,8 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, if ((network->ssid_len != match->network->ssid_len) || memcmp(network->ssid, match->network->ssid, network->ssid_len)) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because of non-network ESSID.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because of non-network ESSID.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } @@ -5550,17 +5534,10 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, ((network->ssid_len != priv->essid_len) || memcmp(network->ssid, priv->essid, min(network->ssid_len, priv->essid_len)))) { - char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; - - strlcpy(escaped, - print_ssid(ssid, network->ssid, - network->ssid_len), - sizeof(escaped)); - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because of ESSID mismatch: '%s'.\n", - escaped, network->bssid, - print_ssid(ssid, priv->essid, - priv->essid_len)); + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because of ESSID mismatch: '%*pE'.\n", + network->ssid_len, network->ssid, + network->bssid, priv->essid_len, + priv->essid); return 0; } } @@ -5569,26 +5546,20 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, * testing everything else. */ if (network->time_stamp[0] < match->network->time_stamp[0]) { - IPW_DEBUG_MERGE("Network '%s excluded because newer than " - "current network.\n", - print_ssid(ssid, match->network->ssid, - match->network->ssid_len)); + IPW_DEBUG_MERGE("Network '%*pE excluded because newer than current network.\n", + match->network->ssid_len, match->network->ssid); return 0; } else if (network->time_stamp[1] < match->network->time_stamp[1]) { - IPW_DEBUG_MERGE("Network '%s excluded because newer than " - "current network.\n", - print_ssid(ssid, match->network->ssid, - match->network->ssid_len)); + IPW_DEBUG_MERGE("Network '%*pE excluded because newer than current network.\n", + match->network->ssid_len, match->network->ssid); return 0; } /* Now go through and see if the requested network is valid... */ if (priv->ieee->scan_age != 0 && time_after(jiffies, network->last_scanned + priv->ieee->scan_age)) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because of age: %ums.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because of age: %ums.\n", + network->ssid_len, network->ssid, network->bssid, jiffies_to_msecs(jiffies - network->last_scanned)); @@ -5597,10 +5568,8 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, if ((priv->config & CFG_STATIC_CHANNEL) && (network->channel != priv->channel)) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because of channel mismatch: %d != %d.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because of channel mismatch: %d != %d.\n", + network->ssid_len, network->ssid, network->bssid, network->channel, priv->channel); return 0; @@ -5609,10 +5578,8 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, /* Verify privacy compatibility */ if (((priv->capability & CAP_PRIVACY_ON) ? 1 : 0) != ((network->capability & WLAN_CAPABILITY_PRIVACY) ? 1 : 0)) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because of privacy mismatch: %s != %s.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because of privacy mismatch: %s != %s.\n", + network->ssid_len, network->ssid, network->bssid, priv-> capability & CAP_PRIVACY_ON ? "on" : "off", @@ -5623,22 +5590,16 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, } if (ether_addr_equal(network->bssid, priv->bssid)) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because of the same BSSID match: %pM" - ".\n", print_ssid(ssid, network->ssid, - network->ssid_len), - network->bssid, - priv->bssid); + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because of the same BSSID match: %pM.\n", + network->ssid_len, network->ssid, + network->bssid, priv->bssid); return 0; } /* Filter out any incompatible freq / mode combinations */ if (!libipw_is_valid_mode(priv->ieee, network->mode)) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because of invalid frequency/mode " - "combination.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because of invalid frequency/mode combination.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } @@ -5646,20 +5607,15 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, /* Ensure that the rates supported by the driver are compatible with * this AP, including verification of basic rates (mandatory) */ if (!ipw_compatible_rates(priv, network, &rates)) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because configured rate mask excludes " - "AP mandatory rate.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because configured rate mask excludes AP mandatory rate.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } if (rates.num_rates == 0) { - IPW_DEBUG_MERGE("Network '%s (%pM)' excluded " - "because of no compatible rates.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_MERGE("Network '%*pE (%pM)' excluded because of no compatible rates.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } @@ -5671,16 +5627,14 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv, /* Set up 'new' AP to this network */ ipw_copy_rates(&match->rates, &rates); match->network = network; - IPW_DEBUG_MERGE("Network '%s (%pM)' is a viable match.\n", - print_ssid(ssid, network->ssid, network->ssid_len), - network->bssid); + IPW_DEBUG_MERGE("Network '%*pE (%pM)' is a viable match.\n", + network->ssid_len, network->ssid, network->bssid); return 1; } static void ipw_merge_adhoc_network(struct work_struct *work) { - DECLARE_SSID_BUF(ssid); struct ipw_priv *priv = container_of(work, struct ipw_priv, merge_networks); struct libipw_network *network = NULL; @@ -5710,9 +5664,8 @@ static void ipw_merge_adhoc_network(struct work_struct *work) mutex_lock(&priv->mutex); if ((priv->ieee->iw_mode == IW_MODE_ADHOC)) { - IPW_DEBUG_MERGE("remove network %s\n", - print_ssid(ssid, priv->essid, - priv->essid_len)); + IPW_DEBUG_MERGE("remove network %*pE\n", + priv->essid_len, priv->essid); ipw_remove_current_network(priv); } @@ -5728,7 +5681,6 @@ static int ipw_best_network(struct ipw_priv *priv, struct libipw_network *network, int roaming) { struct ipw_supported_rates rates; - DECLARE_SSID_BUF(ssid); /* Verify that this network's capability is compatible with the * current mode (AdHoc or Infrastructure) */ @@ -5736,10 +5688,8 @@ static int ipw_best_network(struct ipw_priv *priv, !(network->capability & WLAN_CAPABILITY_ESS)) || (priv->ieee->iw_mode == IW_MODE_ADHOC && !(network->capability & WLAN_CAPABILITY_IBSS))) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded due to " - "capability mismatch.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded due to capability mismatch.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } @@ -5750,10 +5700,8 @@ static int ipw_best_network(struct ipw_priv *priv, if ((network->ssid_len != match->network->ssid_len) || memcmp(network->ssid, match->network->ssid, network->ssid_len)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of non-network ESSID.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of non-network ESSID.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } @@ -5764,16 +5712,10 @@ static int ipw_best_network(struct ipw_priv *priv, ((network->ssid_len != priv->essid_len) || memcmp(network->ssid, priv->essid, min(network->ssid_len, priv->essid_len)))) { - char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; - strlcpy(escaped, - print_ssid(ssid, network->ssid, - network->ssid_len), - sizeof(escaped)); - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of ESSID mismatch: '%s'.\n", - escaped, network->bssid, - print_ssid(ssid, priv->essid, - priv->essid_len)); + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of ESSID mismatch: '%*pE'.\n", + network->ssid_len, network->ssid, + network->bssid, priv->essid_len, + priv->essid); return 0; } } @@ -5781,16 +5723,10 @@ static int ipw_best_network(struct ipw_priv *priv, /* If the old network rate is better than this one, don't bother * testing everything else. */ if (match->network && match->network->stats.rssi > network->stats.rssi) { - char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; - strlcpy(escaped, - print_ssid(ssid, network->ssid, network->ssid_len), - sizeof(escaped)); - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded because " - "'%s (%pM)' has a stronger signal.\n", - escaped, network->bssid, - print_ssid(ssid, match->network->ssid, - match->network->ssid_len), - match->network->bssid); + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because '%*pE (%pM)' has a stronger signal.\n", + network->ssid_len, network->ssid, + network->bssid, match->network->ssid_len, + match->network->ssid, match->network->bssid); return 0; } @@ -5798,11 +5734,8 @@ static int ipw_best_network(struct ipw_priv *priv, * last 3 seconds, do not try and associate again... */ if (network->last_associate && time_after(network->last_associate + (HZ * 3UL), jiffies)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of storming (%ums since last " - "assoc attempt).\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of storming (%ums since last assoc attempt).\n", + network->ssid_len, network->ssid, network->bssid, jiffies_to_msecs(jiffies - network->last_associate)); @@ -5812,10 +5745,8 @@ static int ipw_best_network(struct ipw_priv *priv, /* Now go through and see if the requested network is valid... */ if (priv->ieee->scan_age != 0 && time_after(jiffies, network->last_scanned + priv->ieee->scan_age)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of age: %ums.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of age: %ums.\n", + network->ssid_len, network->ssid, network->bssid, jiffies_to_msecs(jiffies - network->last_scanned)); @@ -5824,10 +5755,8 @@ static int ipw_best_network(struct ipw_priv *priv, if ((priv->config & CFG_STATIC_CHANNEL) && (network->channel != priv->channel)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of channel mismatch: %d != %d.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of channel mismatch: %d != %d.\n", + network->ssid_len, network->ssid, network->bssid, network->channel, priv->channel); return 0; @@ -5836,10 +5765,8 @@ static int ipw_best_network(struct ipw_priv *priv, /* Verify privacy compatibility */ if (((priv->capability & CAP_PRIVACY_ON) ? 1 : 0) != ((network->capability & WLAN_CAPABILITY_PRIVACY) ? 1 : 0)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of privacy mismatch: %s != %s.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of privacy mismatch: %s != %s.\n", + network->ssid_len, network->ssid, network->bssid, priv->capability & CAP_PRIVACY_ON ? "on" : "off", @@ -5850,31 +5777,24 @@ static int ipw_best_network(struct ipw_priv *priv, if ((priv->config & CFG_STATIC_BSSID) && !ether_addr_equal(network->bssid, priv->bssid)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of BSSID mismatch: %pM.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of BSSID mismatch: %pM.\n", + network->ssid_len, network->ssid, network->bssid, priv->bssid); return 0; } /* Filter out any incompatible freq / mode combinations */ if (!libipw_is_valid_mode(priv->ieee, network->mode)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of invalid frequency/mode " - "combination.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of invalid frequency/mode combination.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } /* Filter out invalid channel in current GEO */ if (!libipw_is_valid_channel(priv->ieee, network->channel)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of invalid channel in current GEO\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of invalid channel in current GEO\n", + network->ssid_len, network->ssid, network->bssid); return 0; } @@ -5882,20 +5802,15 @@ static int ipw_best_network(struct ipw_priv *priv, /* Ensure that the rates supported by the driver are compatible with * this AP, including verification of basic rates (mandatory) */ if (!ipw_compatible_rates(priv, network, &rates)) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because configured rate mask excludes " - "AP mandatory rate.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because configured rate mask excludes AP mandatory rate.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } if (rates.num_rates == 0) { - IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded " - "because of no compatible rates.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' excluded because of no compatible rates.\n", + network->ssid_len, network->ssid, network->bssid); return 0; } @@ -5908,9 +5823,8 @@ static int ipw_best_network(struct ipw_priv *priv, ipw_copy_rates(&match->rates, &rates); match->network = network; - IPW_DEBUG_ASSOC("Network '%s (%pM)' is a viable match.\n", - print_ssid(ssid, network->ssid, network->ssid_len), - network->bssid); + IPW_DEBUG_ASSOC("Network '%*pE (%pM)' is a viable match.\n", + network->ssid_len, network->ssid, network->bssid); return 1; } @@ -6152,7 +6066,6 @@ static void ipw_bg_adhoc_check(struct work_struct *work) static void ipw_debug_config(struct ipw_priv *priv) { - DECLARE_SSID_BUF(ssid); IPW_DEBUG_INFO("Scan completed, no valid APs matched " "[CFG 0x%08X]\n", priv->config); if (priv->config & CFG_STATIC_CHANNEL) @@ -6160,8 +6073,8 @@ static void ipw_debug_config(struct ipw_priv *priv) else IPW_DEBUG_INFO("Channel unlocked.\n"); if (priv->config & CFG_STATIC_ESSID) - IPW_DEBUG_INFO("ESSID locked to '%s'\n", - print_ssid(ssid, priv->essid, priv->essid_len)); + IPW_DEBUG_INFO("ESSID locked to '%*pE'\n", + priv->essid_len, priv->essid); else IPW_DEBUG_INFO("ESSID unlocked.\n"); if (priv->config & CFG_STATIC_BSSID) @@ -7385,7 +7298,6 @@ static int ipw_associate_network(struct ipw_priv *priv, struct ipw_supported_rates *rates, int roaming) { int err; - DECLARE_SSID_BUF(ssid); if (priv->config & CFG_FIXED_RATE) ipw_set_fixed_rate(priv, network->mode); @@ -7451,10 +7363,9 @@ static int ipw_associate_network(struct ipw_priv *priv, priv->assoc_request.capability &= ~cpu_to_le16(WLAN_CAPABILITY_SHORT_SLOT_TIME); - IPW_DEBUG_ASSOC("%ssociation attempt: '%s', channel %d, " - "802.11%c [%d], %s[:%s], enc=%s%s%s%c%c\n", + IPW_DEBUG_ASSOC("%ssociation attempt: '%*pE', channel %d, 802.11%c [%d], %s[:%s], enc=%s%s%s%c%c\n", roaming ? "Rea" : "A", - print_ssid(ssid, priv->essid, priv->essid_len), + priv->essid_len, priv->essid, network->channel, ipw_modes[priv->assoc_request.ieee_mode], rates->num_rates, @@ -7553,9 +7464,8 @@ static int ipw_associate_network(struct ipw_priv *priv, return err; } - IPW_DEBUG(IPW_DL_STATE, "associating: '%s' %pM\n", - print_ssid(ssid, priv->essid, priv->essid_len), - priv->bssid); + IPW_DEBUG(IPW_DL_STATE, "associating: '%*pE' %pM\n", + priv->essid_len, priv->essid, priv->bssid); return 0; } @@ -7645,7 +7555,6 @@ static int ipw_associate(void *data) struct ipw_supported_rates *rates; struct list_head *element; unsigned long flags; - DECLARE_SSID_BUF(ssid); if (priv->ieee->iw_mode == IW_MODE_MONITOR) { IPW_DEBUG_ASSOC("Not attempting association (monitor mode)\n"); @@ -7704,10 +7613,8 @@ static int ipw_associate(void *data) /* If there are no more slots, expire the oldest */ list_del(&oldest->list); target = oldest; - IPW_DEBUG_ASSOC("Expired '%s' (%pM) from " - "network list.\n", - print_ssid(ssid, target->ssid, - target->ssid_len), + IPW_DEBUG_ASSOC("Expired '%*pE' (%pM) from network list.\n", + target->ssid_len, target->ssid, target->bssid); list_add_tail(&target->list, &priv->ieee->network_free_list); @@ -9093,7 +9000,6 @@ static int ipw_wx_set_essid(struct net_device *dev, { struct ipw_priv *priv = libipw_priv(dev); int length; - DECLARE_SSID_BUF(ssid); mutex_lock(&priv->mutex); @@ -9118,8 +9024,7 @@ static int ipw_wx_set_essid(struct net_device *dev, return 0; } - IPW_DEBUG_WX("Setting ESSID: '%s' (%d)\n", - print_ssid(ssid, extra, length), length); + IPW_DEBUG_WX("Setting ESSID: '%*pE' (%d)\n", length, extra, length); priv->essid_len = length; memcpy(priv->essid, extra, priv->essid_len); @@ -9138,15 +9043,14 @@ static int ipw_wx_get_essid(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = libipw_priv(dev); - DECLARE_SSID_BUF(ssid); /* If we are associated, trying to associate, or have a statically * configured ESSID then return that; otherwise return ANY */ mutex_lock(&priv->mutex); if (priv->config & CFG_STATIC_ESSID || priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { - IPW_DEBUG_WX("Getting essid: '%s'\n", - print_ssid(ssid, priv->essid, priv->essid_len)); + IPW_DEBUG_WX("Getting essid: '%*pE'\n", + priv->essid_len, priv->essid); memcpy(extra, priv->essid, priv->essid_len); wrqu->essid.length = priv->essid_len; wrqu->essid.flags = 1; /* active */ diff --git a/drivers/net/wireless/ipw2x00/libipw.h b/drivers/net/wireless/ipw2x00/libipw.h index 5ce2f59d3378..b0571618c2ed 100644 --- a/drivers/net/wireless/ipw2x00/libipw.h +++ b/drivers/net/wireless/ipw2x00/libipw.h @@ -654,10 +654,6 @@ struct libipw_network { /* TPC Report - mandatory if spctrm mgmt required */ struct libipw_tpc_report tpc_report; - /* IBSS DFS - mandatory if spctrm mgmt required and IBSS - * NOTE: This is variable length and so must be allocated dynamically */ - struct libipw_ibss_dfs *ibss_dfs; - /* Channel Switch Announcement - optional if spctrm mgmt required */ struct libipw_csa csa; @@ -970,7 +966,6 @@ int libipw_rx(struct libipw_device *ieee, struct sk_buff *skb, /* make sure to set stats->len */ void libipw_rx_mgt(struct libipw_device *ieee, struct libipw_hdr_4addr *header, struct libipw_rx_stats *stats); -void libipw_network_reset(struct libipw_network *network); /* libipw_geo.c */ const struct libipw_geo *libipw_get_geo(struct libipw_device *ieee); diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c index 5f31b72a4921..60f28740f6af 100644 --- a/drivers/net/wireless/ipw2x00/libipw_module.c +++ b/drivers/net/wireless/ipw2x00/libipw_module.c @@ -84,25 +84,12 @@ static int libipw_networks_allocate(struct libipw_device *ieee) return 0; } -void libipw_network_reset(struct libipw_network *network) -{ - if (!network) - return; - - if (network->ibss_dfs) { - kfree(network->ibss_dfs); - network->ibss_dfs = NULL; - } -} - static inline void libipw_networks_free(struct libipw_device *ieee) { int i; - for (i = 0; i < MAX_NETWORK_COUNT; i++) { - kfree(ieee->networks[i]->ibss_dfs); + for (i = 0; i < MAX_NETWORK_COUNT; i++) kfree(ieee->networks[i]); - } } void libipw_networks_age(struct libipw_device *ieee, diff --git a/drivers/net/wireless/ipw2x00/libipw_rx.c b/drivers/net/wireless/ipw2x00/libipw_rx.c index a586a85bfcfe..a6877dd6ba73 100644 --- a/drivers/net/wireless/ipw2x00/libipw_rx.c +++ b/drivers/net/wireless/ipw2x00/libipw_rx.c @@ -1120,7 +1120,6 @@ static int libipw_parse_info_param(struct libipw_info_element *info_element, u16 length, struct libipw_network *network) { - DECLARE_SSID_BUF(ssid); u8 i; #ifdef CONFIG_LIBIPW_DEBUG char rates_str[64]; @@ -1151,10 +1150,9 @@ static int libipw_parse_info_param(struct libipw_info_element memset(network->ssid + network->ssid_len, 0, IW_ESSID_MAX_SIZE - network->ssid_len); - LIBIPW_DEBUG_MGMT("WLAN_EID_SSID: '%s' len=%d.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), - network->ssid_len); + LIBIPW_DEBUG_MGMT("WLAN_EID_SSID: '%*pE' len=%d.\n", + network->ssid_len, network->ssid, + network->ssid_len); break; case WLAN_EID_SUPP_RATES: @@ -1300,13 +1298,6 @@ static int libipw_parse_info_param(struct libipw_info_element break; case WLAN_EID_IBSS_DFS: - if (network->ibss_dfs) - break; - network->ibss_dfs = kmemdup(info_element->data, - info_element->len, - GFP_ATOMIC); - if (!network->ibss_dfs) - return 1; network->flags |= NETWORK_HAS_IBSS_DFS; break; @@ -1337,9 +1328,7 @@ static int libipw_parse_info_param(struct libipw_info_element static int libipw_handle_assoc_resp(struct libipw_device *ieee, struct libipw_assoc_response *frame, struct libipw_rx_stats *stats) { - struct libipw_network network_resp = { - .ibss_dfs = NULL, - }; + struct libipw_network network_resp = { }; struct libipw_network *network = &network_resp; struct net_device *dev = ieee->dev; @@ -1399,8 +1388,6 @@ static int libipw_network_init(struct libipw_device *ieee, struct libipw_probe_r struct libipw_network *network, struct libipw_rx_stats *stats) { - DECLARE_SSID_BUF(ssid); - network->qos_data.active = 0; network->qos_data.supported = 0; network->qos_data.param_count = 0; @@ -1447,11 +1434,9 @@ static int libipw_network_init(struct libipw_device *ieee, struct libipw_probe_r } if (network->mode == 0) { - LIBIPW_DEBUG_SCAN("Filtered out '%s (%pM)' " - "network.\n", - print_ssid(ssid, network->ssid, - network->ssid_len), - network->bssid); + LIBIPW_DEBUG_SCAN("Filtered out '%*pE (%pM)' network.\n", + network->ssid_len, network->ssid, + network->bssid); return 1; } @@ -1478,9 +1463,6 @@ static void update_network(struct libipw_network *dst, int qos_active; u8 old_param; - libipw_network_reset(dst); - dst->ibss_dfs = src->ibss_dfs; - /* We only update the statistics if they were created by receiving * the network information on the actual channel the network is on. * @@ -1554,20 +1536,16 @@ static void libipw_process_probe_response(struct libipw_device *stats) { struct net_device *dev = ieee->dev; - struct libipw_network network = { - .ibss_dfs = NULL, - }; + struct libipw_network network = { }; struct libipw_network *target; struct libipw_network *oldest = NULL; #ifdef CONFIG_LIBIPW_DEBUG struct libipw_info_element *info_element = beacon->info_element; #endif unsigned long flags; - DECLARE_SSID_BUF(ssid); - LIBIPW_DEBUG_SCAN("'%s' (%pM" - "): %c%c%c%c %c%c%c%c-%c%c%c%c %c%c%c%c\n", - print_ssid(ssid, info_element->data, info_element->len), + LIBIPW_DEBUG_SCAN("'%*pE' (%pM): %c%c%c%c %c%c%c%c-%c%c%c%c %c%c%c%c\n", + info_element->len, info_element->data, beacon->header.addr3, (beacon->capability & cpu_to_le16(1 << 0xf)) ? '1' : '0', (beacon->capability & cpu_to_le16(1 << 0xe)) ? '1' : '0', @@ -1587,12 +1565,11 @@ static void libipw_process_probe_response(struct libipw_device (beacon->capability & cpu_to_le16(1 << 0x0)) ? '1' : '0'); if (libipw_network_init(ieee, beacon, &network, stats)) { - LIBIPW_DEBUG_SCAN("Dropped '%s' (%pM) via %s.\n", - print_ssid(ssid, info_element->data, - info_element->len), - beacon->header.addr3, - is_beacon(beacon->header.frame_ctl) ? - "BEACON" : "PROBE RESPONSE"); + LIBIPW_DEBUG_SCAN("Dropped '%*pE' (%pM) via %s.\n", + info_element->len, info_element->data, + beacon->header.addr3, + is_beacon(beacon->header.frame_ctl) ? + "BEACON" : "PROBE RESPONSE"); return; } @@ -1624,12 +1601,9 @@ static void libipw_process_probe_response(struct libipw_device /* If there are no more slots, expire the oldest */ list_del(&oldest->list); target = oldest; - LIBIPW_DEBUG_SCAN("Expired '%s' (%pM) from " - "network list.\n", - print_ssid(ssid, target->ssid, - target->ssid_len), - target->bssid); - libipw_network_reset(target); + LIBIPW_DEBUG_SCAN("Expired '%*pE' (%pM) from network list.\n", + target->ssid_len, target->ssid, + target->bssid); } else { /* Otherwise just pull from the free list */ target = list_entry(ieee->network_free_list.next, @@ -1638,25 +1612,21 @@ static void libipw_process_probe_response(struct libipw_device } #ifdef CONFIG_LIBIPW_DEBUG - LIBIPW_DEBUG_SCAN("Adding '%s' (%pM) via %s.\n", - print_ssid(ssid, network.ssid, - network.ssid_len), - network.bssid, - is_beacon(beacon->header.frame_ctl) ? - "BEACON" : "PROBE RESPONSE"); + LIBIPW_DEBUG_SCAN("Adding '%*pE' (%pM) via %s.\n", + network.ssid_len, network.ssid, + network.bssid, + is_beacon(beacon->header.frame_ctl) ? + "BEACON" : "PROBE RESPONSE"); #endif memcpy(target, &network, sizeof(*target)); - network.ibss_dfs = NULL; list_add_tail(&target->list, &ieee->network_list); } else { - LIBIPW_DEBUG_SCAN("Updating '%s' (%pM) via %s.\n", - print_ssid(ssid, target->ssid, - target->ssid_len), - target->bssid, - is_beacon(beacon->header.frame_ctl) ? - "BEACON" : "PROBE RESPONSE"); + LIBIPW_DEBUG_SCAN("Updating '%*pE' (%pM) via %s.\n", + target->ssid_len, target->ssid, + target->bssid, + is_beacon(beacon->header.frame_ctl) ? + "BEACON" : "PROBE RESPONSE"); update_network(target, &network); - network.ibss_dfs = NULL; } spin_unlock_irqrestore(&ieee->lock, flags); diff --git a/drivers/net/wireless/ipw2x00/libipw_wx.c b/drivers/net/wireless/ipw2x00/libipw_wx.c index 54aba4744438..dd29f46d086b 100644 --- a/drivers/net/wireless/ipw2x00/libipw_wx.c +++ b/drivers/net/wireless/ipw2x00/libipw_wx.c @@ -272,7 +272,6 @@ int libipw_wx_get_scan(struct libipw_device *ieee, char *ev = extra; char *stop = ev + wrqu->data.length; int i = 0; - DECLARE_SSID_BUF(ssid); LIBIPW_DEBUG_WX("Getting scan\n"); @@ -290,12 +289,10 @@ int libipw_wx_get_scan(struct libipw_device *ieee, ev = libipw_translate_scan(ieee, ev, stop, network, info); else { - LIBIPW_DEBUG_SCAN("Not showing network '%s (" - "%pM)' due to age (%ums).\n", - print_ssid(ssid, network->ssid, - network->ssid_len), - network->bssid, - elapsed_jiffies_msecs( + LIBIPW_DEBUG_SCAN("Not showing network '%*pE (%pM)' due to age (%ums).\n", + network->ssid_len, network->ssid, + network->bssid, + elapsed_jiffies_msecs( network->last_scanned)); } } @@ -322,7 +319,6 @@ int libipw_wx_set_encode(struct libipw_device *ieee, int i, key, key_provided, len; struct lib80211_crypt_data **crypt; int host_crypto = ieee->host_encrypt || ieee->host_decrypt; - DECLARE_SSID_BUF(ssid); LIBIPW_DEBUG_WX("SET_ENCODE\n"); @@ -417,8 +413,8 @@ int libipw_wx_set_encode(struct libipw_device *ieee, if (len > erq->length) memset(sec.keys[key] + erq->length, 0, len - erq->length); - LIBIPW_DEBUG_WX("Setting key %d to '%s' (%d:%d bytes)\n", - key, print_ssid(ssid, sec.keys[key], len), + LIBIPW_DEBUG_WX("Setting key %d to '%*pE' (%d:%d bytes)\n", + key, len, sec.keys[key], erq->length, len); sec.key_sizes[key] = len; if (*crypt) diff --git a/drivers/net/wireless/iwlwifi/Kconfig b/drivers/net/wireless/iwlwifi/Kconfig index 267e48a2915e..139de90c2aaf 100644 --- a/drivers/net/wireless/iwlwifi/Kconfig +++ b/drivers/net/wireless/iwlwifi/Kconfig @@ -59,6 +59,7 @@ config IWLDVM config IWLMVM tristate "Intel Wireless WiFi MVM Firmware support" + select BACKPORT_WANT_DEV_COREDUMP help This is the driver that supports the MVM firmware which is currently only available for 7260 and 3160 devices. diff --git a/drivers/net/wireless/iwlwifi/dvm/lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c index 2191621d69c1..02e4ede2b042 100644 --- a/drivers/net/wireless/iwlwifi/dvm/lib.c +++ b/drivers/net/wireless/iwlwifi/dvm/lib.c @@ -418,8 +418,8 @@ void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena) static bool iwlagn_bt_traffic_is_sco(struct iwl_bt_uart_msg *uart_msg) { - return BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3 >> - BT_UART_MSG_FRAME3SCOESCO_POS; + return (BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3) >> + BT_UART_MSG_FRAME3SCOESCO_POS; } static void iwlagn_bt_traffic_change_work(struct work_struct *work) diff --git a/drivers/net/wireless/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c index a967bf893a89..47e64e8b9517 100644 --- a/drivers/net/wireless/iwlwifi/dvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c @@ -1096,6 +1096,7 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 queues, bool drop) { struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); + u32 scd_queues; mutex_lock(&priv->mutex); IWL_DEBUG_MAC80211(priv, "enter\n"); @@ -1109,18 +1110,19 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, goto done; } - /* - * mac80211 will not push any more frames for transmit - * until the flush is completed - */ - if (drop) { - IWL_DEBUG_MAC80211(priv, "send flush command\n"); - if (iwlagn_txfifo_flush(priv, 0)) { - IWL_ERR(priv, "flush request fail\n"); - goto done; - } + scd_queues = BIT(priv->cfg->base_params->num_of_queues) - 1; + scd_queues &= ~(BIT(IWL_IPAN_CMD_QUEUE_NUM) | + BIT(IWL_DEFAULT_CMD_QUEUE_NUM)); + + if (vif) + scd_queues &= ~BIT(vif->hw_queue[IEEE80211_AC_VO]); + + IWL_DEBUG_TX_QUEUES(priv, "Flushing SCD queues: 0x%x\n", scd_queues); + if (iwlagn_txfifo_flush(priv, scd_queues)) { + IWL_ERR(priv, "flush request fail\n"); + goto done; } - IWL_DEBUG_MAC80211(priv, "wait transmit/flush all frames\n"); + IWL_DEBUG_TX_QUEUES(priv, "wait transmit/flush all frames\n"); iwl_trans_wait_tx_queue_empty(priv->trans, 0xffffffff); done: mutex_unlock(&priv->mutex); diff --git a/drivers/net/wireless/iwlwifi/iwl-8000.c b/drivers/net/wireless/iwlwifi/iwl-8000.c index e4351487ca72..896ea906549c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-8000.c +++ b/drivers/net/wireless/iwlwifi/iwl-8000.c @@ -82,7 +82,8 @@ #define IWL8000_TX_POWER_VERSION 0xffff /* meaningless */ #define IWL8000_FW_PRE "iwlwifi-8000" -#define IWL8000_MODULE_FIRMWARE(api) IWL8000_FW_PRE __stringify(api) ".ucode" +#define IWL8000_MODULE_FIRMWARE(api) \ + IWL8000_FW_PRE "-" __stringify(api) ".ucode" #define NVM_HW_SECTION_NUM_FAMILY_8000 10 #define DEFAULT_NVM_FILE_FAMILY_8000 "iwl_nvm_8000.bin" @@ -103,6 +104,7 @@ static const struct iwl_base_params iwl8000_base_params = { }; static const struct iwl_ht_params iwl8000_ht_params = { + .stbc = true, .ldpc = true, .ht40_bands = BIT(IEEE80211_BAND_2GHZ) | BIT(IEEE80211_BAND_5GHZ), }; diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h index 2ef83a39ff10..f8aa9cf08279 100644 --- a/drivers/net/wireless/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/iwlwifi/iwl-config.h @@ -87,6 +87,16 @@ enum iwl_device_family { IWL_DEVICE_FAMILY_8000, }; +static inline bool iwl_has_secure_boot(u32 hw_rev, + enum iwl_device_family family) +{ + /* return 1 only for family 8000 B0 */ + if ((family == IWL_DEVICE_FAMILY_8000) && (hw_rev & 0xC)) + return 1; + + return 0; +} + /* * LED mode * IWL_LED_DEFAULT: use device default @@ -246,6 +256,7 @@ struct iwl_pwr_tx_backoff { * @nvm_hw_section_num: the ID of the HW NVM section * @pwr_tx_backoffs: translation table between power limits and backoffs * @max_rx_agg_size: max RX aggregation size of the ADDBA request/response + * @max_tx_agg_size: max TX aggregation size of the ADDBA request/response * * We enable the driver to be backward compatible wrt. hardware features. * API differences in uCode shouldn't be handled here but through TLVs @@ -285,6 +296,7 @@ struct iwl_cfg { const char *default_nvm_file; unsigned int max_rx_agg_size; bool disable_dummy_notification; + unsigned int max_tx_agg_size; }; /* diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 0f1084f09caa..d9fa8e034da2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -807,19 +807,16 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR, tlv_len); drv->fw.mvm_fw = true; - drv->fw.img[IWL_UCODE_REGULAR].is_secure = true; break; case IWL_UCODE_TLV_SECURE_SEC_INIT: iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT, tlv_len); drv->fw.mvm_fw = true; - drv->fw.img[IWL_UCODE_INIT].is_secure = true; break; case IWL_UCODE_TLV_SECURE_SEC_WOWLAN: iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN, tlv_len); drv->fw.mvm_fw = true; - drv->fw.img[IWL_UCODE_WOWLAN].is_secure = true; break; case IWL_UCODE_TLV_NUM_OF_CPU: if (tlv_len != sizeof(u32)) diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index 4f6e66892acc..6f7ae5f7bdae 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -227,7 +227,6 @@ struct fw_desc { struct fw_img { struct fw_desc sec[IWL_UCODE_SECTION_MAX]; - bool is_secure; bool is_dual_cpus; }; diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 9eb85249e89c..0768f83e709d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -535,9 +535,7 @@ struct iwl_trans_ops { void (*ref)(struct iwl_trans *trans); void (*unref)(struct iwl_trans *trans); -#ifdef CONFIG_IWLWIFI_DEBUGFS struct iwl_trans_dump_data *(*dump_data)(struct iwl_trans *trans); -#endif }; /** @@ -563,6 +561,7 @@ enum iwl_trans_state { * Set during transport allocation. * @hw_id_str: a string with info about HW ID. Set during transport allocation. * @pm_support: set to true in start_hw if link pm is supported + * @ltr_enabled: set to true if the LTR is enabled * @dev_cmd_pool: pool for Tx cmd allocation - for internal use only. * The user should use iwl_trans_{alloc,free}_tx_cmd. * @dev_cmd_headroom: room needed for the transport's private use before the @@ -589,6 +588,7 @@ struct iwl_trans { u8 rx_mpdu_cmd, rx_mpdu_cmd_hdr_size; bool pm_support; + bool ltr_enabled; /* The following fields are internal only */ struct kmem_cache *dev_cmd_pool; @@ -702,7 +702,6 @@ static inline void iwl_trans_unref(struct iwl_trans *trans) trans->ops->unref(trans); } -#ifdef CONFIG_IWLWIFI_DEBUGFS static inline struct iwl_trans_dump_data * iwl_trans_dump_data(struct iwl_trans *trans) { @@ -710,7 +709,6 @@ iwl_trans_dump_data(struct iwl_trans *trans) return NULL; return trans->ops->dump_data(trans); } -#endif static inline int iwl_trans_send_cmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd) diff --git a/drivers/net/wireless/iwlwifi/mvm/coex.c b/drivers/net/wireless/iwlwifi/mvm/coex.c index 8df2021f9856..508c81359e41 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex.c @@ -72,8 +72,6 @@ #include "mvm.h" #include "iwl-debug.h" -#define BT_ANTENNA_COUPLING_THRESHOLD (30) - const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX] = { [BT_KILL_MSK_DEFAULT] = 0xfffffc00, [BT_KILL_MSK_NEVER] = 0xffffffff, @@ -302,11 +300,6 @@ static const __le64 iwl_ci_mask[][3] = { }, }; -static const __le32 iwl_bt_mprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE] = { - cpu_to_le32(0x28412201), - cpu_to_le32(0x11118451), -}; - struct corunning_block_luts { u8 range; __le32 lut20[BT_COEX_CORUN_LUT_SIZE]; @@ -605,7 +598,7 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm) bt_cmd->max_kill = cpu_to_le32(5); bt_cmd->bt4_antenna_isolation_thr = - cpu_to_le32(BT_ANTENNA_COUPLING_THRESHOLD); + cpu_to_le32(IWL_MVM_BT_COEX_ANTENNA_COUPLING_THRS); bt_cmd->bt4_tx_tx_delta_freq_thr = cpu_to_le32(15); bt_cmd->bt4_tx_rx_max_freq0 = cpu_to_le32(15); bt_cmd->override_primary_lut = cpu_to_le32(BT_COEX_INVALID_LUT); @@ -638,8 +631,8 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm) memcpy(&bt_cmd->mplut_prio_boost, iwl_bt_prio_boost, sizeof(iwl_bt_prio_boost)); - memcpy(&bt_cmd->multiprio_lut, iwl_bt_mprio_lut, - sizeof(iwl_bt_mprio_lut)); + bt_cmd->multiprio_lut[0] = cpu_to_le32(IWL_MVM_BT_COEX_MPLUT_REG0); + bt_cmd->multiprio_lut[1] = cpu_to_le32(IWL_MVM_BT_COEX_MPLUT_REG1); send_cmd: memset(&mvm->last_bt_notif, 0, sizeof(mvm->last_bt_notif)); diff --git a/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c b/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c index 585c0ab4a3ec..b571e1b0550c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex_legacy.c @@ -102,8 +102,6 @@ static const u8 iwl_bt_prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX] = { #undef EVENT_PRIO_ANT -#define BT_ANTENNA_COUPLING_THRESHOLD (30) - static int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm) { if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS)) @@ -290,11 +288,6 @@ static const __le64 iwl_ci_mask[][3] = { }, }; -static const __le32 iwl_bt_mprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE] = { - cpu_to_le32(0x28412201), - cpu_to_le32(0x11118451), -}; - struct corunning_block_luts { u8 range; __le32 lut20[BT_COEX_CORUN_LUT_SIZE]; @@ -593,7 +586,8 @@ int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm) } bt_cmd->max_kill = 5; - bt_cmd->bt4_antenna_isolation_thr = BT_ANTENNA_COUPLING_THRESHOLD; + bt_cmd->bt4_antenna_isolation_thr = + IWL_MVM_BT_COEX_ANTENNA_COUPLING_THRS; bt_cmd->bt4_antenna_isolation = iwlwifi_mod_params.ant_coupling; bt_cmd->bt4_tx_tx_delta_freq_thr = 15; bt_cmd->bt4_tx_rx_max_freq0 = 15; @@ -649,8 +643,8 @@ int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm) memcpy(&bt_cmd->bt_prio_boost, iwl_bt_prio_boost, sizeof(iwl_bt_prio_boost)); - memcpy(&bt_cmd->bt4_multiprio_lut, iwl_bt_mprio_lut, - sizeof(iwl_bt_mprio_lut)); + bt_cmd->bt4_multiprio_lut[0] = cpu_to_le32(IWL_MVM_BT_COEX_MPLUT_REG0); + bt_cmd->bt4_multiprio_lut[1] = cpu_to_le32(IWL_MVM_BT_COEX_MPLUT_REG1); send_cmd: memset(&mvm->last_bt_notif_old, 0, sizeof(mvm->last_bt_notif_old)); diff --git a/drivers/net/wireless/iwlwifi/mvm/constants.h b/drivers/net/wireless/iwlwifi/mvm/constants.h index d4dfbe4cb66d..5c1ea80d5e3b 100644 --- a/drivers/net/wireless/iwlwifi/mvm/constants.h +++ b/drivers/net/wireless/iwlwifi/mvm/constants.h @@ -92,8 +92,13 @@ #define IWL_MVM_BT_COEX_SYNC2SCO 1 #define IWL_MVM_BT_COEX_CORUNNING 0 #define IWL_MVM_BT_COEX_MPLUT 1 +#define IWL_MVM_BT_COEX_MPLUT_REG0 0x2e402280 +#define IWL_MVM_BT_COEX_MPLUT_REG1 0x7711a751 +#define IWL_MVM_BT_COEX_ANTENNA_COUPLING_THRS 30 #define IWL_MVM_FW_MCAST_FILTER_PASS_ALL 0 +#define IWL_MVM_FW_BCAST_FILTER_PASS_ALL 0 #define IWL_MVM_QUOTA_THRESHOLD 8 #define IWL_MVM_RS_RSSI_BASED_INIT_RATE 0 +#define IWL_MVM_RS_DISABLE_MIMO 0 #endif /* __MVM_CONSTANTS_H */ diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index c17be0fb7283..3bbb511b0b38 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -601,33 +601,6 @@ static int iwl_mvm_send_remote_wake_cfg(struct iwl_mvm *mvm, return ret; } -struct iwl_d3_iter_data { - struct iwl_mvm *mvm; - struct ieee80211_vif *vif; - bool error; -}; - -static void iwl_mvm_d3_iface_iterator(void *_data, u8 *mac, - struct ieee80211_vif *vif) -{ - struct iwl_d3_iter_data *data = _data; - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - - if (vif->type != NL80211_IFTYPE_STATION || vif->p2p) - return; - - if (mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT) - return; - - if (data->vif) { - IWL_ERR(data->mvm, "More than one managed interface active!\n"); - data->error = true; - return; - } - - data->vif = vif; -} - static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *ap_sta) { @@ -783,6 +756,35 @@ void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) IWL_ERR(mvm, "failed to set non-QoS seqno\n"); } +static int iwl_mvm_switch_to_d3(struct iwl_mvm *mvm) +{ + iwl_mvm_cancel_scan(mvm); + + iwl_trans_stop_device(mvm->trans); + + /* + * Set the HW restart bit -- this is mostly true as we're + * going to load new firmware and reprogram that, though + * the reprogramming is going to be manual to avoid adding + * all the MACs that aren't support. + * We don't have to clear up everything though because the + * reprogramming is manual. When we resume, we'll actually + * go through a proper restart sequence again to switch + * back to the runtime firmware image. + */ + set_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status); + + /* We reprogram keys and shouldn't allocate new key indices */ + memset(mvm->fw_key_table, 0, sizeof(mvm->fw_key_table)); + + mvm->ptk_ivlen = 0; + mvm->ptk_icvlen = 0; + mvm->ptk_ivlen = 0; + mvm->ptk_icvlen = 0; + + return iwl_mvm_load_d3_fw(mvm); +} + static int iwl_mvm_send_wowlan_config_cmd(struct iwl_mvm *mvm, const struct iwl_wowlan_config_cmd_v3 *cmd) @@ -797,116 +799,52 @@ iwl_mvm_send_wowlan_config_cmd(struct iwl_mvm *mvm, cmd_len, cmd); } -static int __iwl_mvm_suspend(struct ieee80211_hw *hw, - struct cfg80211_wowlan *wowlan, - bool test) +static int +iwl_mvm_get_wowlan_config(struct iwl_mvm *mvm, + struct cfg80211_wowlan *wowlan, + struct iwl_wowlan_config_cmd_v3 *wowlan_config_cmd, + struct ieee80211_vif *vif, struct iwl_mvm_vif *mvmvif, + struct ieee80211_sta *ap_sta) { - struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); - struct iwl_d3_iter_data suspend_iter_data = { - .mvm = mvm, - }; - struct ieee80211_vif *vif; - struct iwl_mvm_vif *mvmvif; - struct ieee80211_sta *ap_sta; - struct iwl_mvm_sta *mvm_ap_sta; - struct iwl_wowlan_config_cmd_v3 wowlan_config_cmd = {}; - struct iwl_wowlan_kek_kck_material_cmd kek_kck_cmd = {}; - struct iwl_wowlan_tkip_params_cmd tkip_cmd = {}; - struct iwl_d3_manager_config d3_cfg_cmd_data = { - /* - * Program the minimum sleep time to 10 seconds, as many - * platforms have issues processing a wakeup signal while - * still being in the process of suspending. - */ - .min_sleep_time = cpu_to_le32(10 * 1000 * 1000), - }; - struct iwl_host_cmd d3_cfg_cmd = { - .id = D3_CONFIG_CMD, - .flags = CMD_WANT_SKB, - .data[0] = &d3_cfg_cmd_data, - .len[0] = sizeof(d3_cfg_cmd_data), - }; - struct wowlan_key_data key_data = { - .use_rsc_tsc = false, - .tkip = &tkip_cmd, - .use_tkip = false, - }; int ret; - int len __maybe_unused; - - if (!wowlan) { - /* - * mac80211 shouldn't get here, but for D3 test - * it doesn't warrant a warning - */ - WARN_ON(!test); - return -EINVAL; - } - - key_data.rsc_tsc = kzalloc(sizeof(*key_data.rsc_tsc), GFP_KERNEL); - if (!key_data.rsc_tsc) - return -ENOMEM; - - mutex_lock(&mvm->mutex); - - /* see if there's only a single BSS vif and it's associated */ - ieee80211_iterate_active_interfaces_atomic( - mvm->hw, IEEE80211_IFACE_ITER_NORMAL, - iwl_mvm_d3_iface_iterator, &suspend_iter_data); - - if (suspend_iter_data.error || !suspend_iter_data.vif) { - ret = 1; - goto out_noreset; - } - - vif = suspend_iter_data.vif; - mvmvif = iwl_mvm_vif_from_mac80211(vif); - - ap_sta = rcu_dereference_protected( - mvm->fw_id_to_mac_id[mvmvif->ap_sta_id], - lockdep_is_held(&mvm->mutex)); - if (IS_ERR_OR_NULL(ap_sta)) { - ret = -EINVAL; - goto out_noreset; - } - - mvm_ap_sta = (struct iwl_mvm_sta *)ap_sta->drv_priv; + struct iwl_mvm_sta *mvm_ap_sta = (struct iwl_mvm_sta *)ap_sta->drv_priv; - /* TODO: wowlan_config_cmd.common.wowlan_ba_teardown_tids */ + /* TODO: wowlan_config_cmd->common.wowlan_ba_teardown_tids */ - wowlan_config_cmd.common.is_11n_connection = + wowlan_config_cmd->common.is_11n_connection = ap_sta->ht_cap.ht_supported; /* Query the last used seqno and set it */ ret = iwl_mvm_get_last_nonqos_seq(mvm, vif); if (ret < 0) - goto out_noreset; - wowlan_config_cmd.common.non_qos_seq = cpu_to_le16(ret); + return ret; - iwl_mvm_set_wowlan_qos_seq(mvm_ap_sta, &wowlan_config_cmd.common); + wowlan_config_cmd->common.non_qos_seq = cpu_to_le16(ret); + + iwl_mvm_set_wowlan_qos_seq(mvm_ap_sta, &wowlan_config_cmd->common); if (wowlan->disconnect) - wowlan_config_cmd.common.wakeup_filter |= + wowlan_config_cmd->common.wakeup_filter |= cpu_to_le32(IWL_WOWLAN_WAKEUP_BEACON_MISS | IWL_WOWLAN_WAKEUP_LINK_CHANGE); if (wowlan->magic_pkt) - wowlan_config_cmd.common.wakeup_filter |= + wowlan_config_cmd->common.wakeup_filter |= cpu_to_le32(IWL_WOWLAN_WAKEUP_MAGIC_PACKET); if (wowlan->gtk_rekey_failure) - wowlan_config_cmd.common.wakeup_filter |= + wowlan_config_cmd->common.wakeup_filter |= cpu_to_le32(IWL_WOWLAN_WAKEUP_GTK_REKEY_FAIL); if (wowlan->eap_identity_req) - wowlan_config_cmd.common.wakeup_filter |= + wowlan_config_cmd->common.wakeup_filter |= cpu_to_le32(IWL_WOWLAN_WAKEUP_EAP_IDENT_REQ); if (wowlan->four_way_handshake) - wowlan_config_cmd.common.wakeup_filter |= + wowlan_config_cmd->common.wakeup_filter |= cpu_to_le32(IWL_WOWLAN_WAKEUP_4WAY_HANDSHAKE); if (wowlan->n_patterns) - wowlan_config_cmd.common.wakeup_filter |= + wowlan_config_cmd->common.wakeup_filter |= cpu_to_le32(IWL_WOWLAN_WAKEUP_PATTERN_MATCH); if (wowlan->rfkill_release) - wowlan_config_cmd.common.wakeup_filter |= + wowlan_config_cmd->common.wakeup_filter |= cpu_to_le32(IWL_WOWLAN_WAKEUP_RF_KILL_DEASSERT); if (wowlan->tcp) { @@ -914,44 +852,39 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, * Set the "link change" (really "link lost") flag as well * since that implies losing the TCP connection. */ - wowlan_config_cmd.common.wakeup_filter |= + wowlan_config_cmd->common.wakeup_filter |= cpu_to_le32(IWL_WOWLAN_WAKEUP_REMOTE_LINK_LOSS | IWL_WOWLAN_WAKEUP_REMOTE_SIGNATURE_TABLE | IWL_WOWLAN_WAKEUP_REMOTE_WAKEUP_PACKET | IWL_WOWLAN_WAKEUP_LINK_CHANGE); } - iwl_mvm_cancel_scan(mvm); - - iwl_trans_stop_device(mvm->trans); - - /* - * Set the HW restart bit -- this is mostly true as we're - * going to load new firmware and reprogram that, though - * the reprogramming is going to be manual to avoid adding - * all the MACs that aren't support. - * We don't have to clear up everything though because the - * reprogramming is manual. When we resume, we'll actually - * go through a proper restart sequence again to switch - * back to the runtime firmware image. - */ - set_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status); - - /* We reprogram keys and shouldn't allocate new key indices */ - memset(mvm->fw_key_table, 0, sizeof(mvm->fw_key_table)); - - mvm->ptk_ivlen = 0; - mvm->ptk_icvlen = 0; - mvm->ptk_ivlen = 0; - mvm->ptk_icvlen = 0; + return 0; +} - ret = iwl_mvm_load_d3_fw(mvm); - if (ret) - goto out; +static int +iwl_mvm_wowlan_config(struct iwl_mvm *mvm, + struct cfg80211_wowlan *wowlan, + struct iwl_wowlan_config_cmd_v3 *wowlan_config_cmd, + struct ieee80211_vif *vif, struct iwl_mvm_vif *mvmvif, + struct ieee80211_sta *ap_sta) +{ + struct iwl_wowlan_kek_kck_material_cmd kek_kck_cmd = {}; + struct iwl_wowlan_tkip_params_cmd tkip_cmd = {}; + struct wowlan_key_data key_data = { + .use_rsc_tsc = false, + .tkip = &tkip_cmd, + .use_tkip = false, + }; + int ret; ret = iwl_mvm_d3_reprogram(mvm, vif, ap_sta); if (ret) - goto out; + return ret; + + key_data.rsc_tsc = kzalloc(sizeof(*key_data.rsc_tsc), GFP_KERNEL); + if (!key_data.rsc_tsc) + return -ENOMEM; if (!iwlwifi_mod_params.sw_crypto) { /* @@ -1010,7 +943,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, } } - ret = iwl_mvm_send_wowlan_config_cmd(mvm, &wowlan_config_cmd); + ret = iwl_mvm_send_wowlan_config_cmd(mvm, wowlan_config_cmd); if (ret) goto out; @@ -1023,8 +956,93 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, goto out; ret = iwl_mvm_send_remote_wake_cfg(mvm, vif, wowlan->tcp); - if (ret) - goto out; + +out: + kfree(key_data.rsc_tsc); + return ret; +} + +static int __iwl_mvm_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan, + bool test) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + struct ieee80211_vif *vif = NULL; + struct iwl_mvm_vif *mvmvif = NULL; + struct ieee80211_sta *ap_sta = NULL; + struct iwl_wowlan_config_cmd_v3 wowlan_config_cmd = {}; + struct iwl_d3_manager_config d3_cfg_cmd_data = { + /* + * Program the minimum sleep time to 10 seconds, as many + * platforms have issues processing a wakeup signal while + * still being in the process of suspending. + */ + .min_sleep_time = cpu_to_le32(10 * 1000 * 1000), + }; + struct iwl_host_cmd d3_cfg_cmd = { + .id = D3_CONFIG_CMD, + .flags = CMD_WANT_SKB, + .data[0] = &d3_cfg_cmd_data, + .len[0] = sizeof(d3_cfg_cmd_data), + }; + int ret; + int len __maybe_unused; + + if (!wowlan) { + /* + * mac80211 shouldn't get here, but for D3 test + * it doesn't warrant a warning + */ + WARN_ON(!test); + return -EINVAL; + } + + mutex_lock(&mvm->mutex); + + vif = iwl_mvm_get_bss_vif(mvm); + if (IS_ERR_OR_NULL(vif)) { + ret = 1; + goto out_noreset; + } + + mvmvif = iwl_mvm_vif_from_mac80211(vif); + + /* if we're associated, this is wowlan */ + if (mvmvif->ap_sta_id != IWL_MVM_STATION_COUNT) { + ap_sta = rcu_dereference_protected( + mvm->fw_id_to_mac_id[mvmvif->ap_sta_id], + lockdep_is_held(&mvm->mutex)); + if (IS_ERR_OR_NULL(ap_sta)) { + ret = -EINVAL; + goto out_noreset; + } + + ret = iwl_mvm_get_wowlan_config(mvm, wowlan, &wowlan_config_cmd, + vif, mvmvif, ap_sta); + if (ret) + goto out_noreset; + + ret = iwl_mvm_switch_to_d3(mvm); + if (ret) + goto out; + + ret = iwl_mvm_wowlan_config(mvm, wowlan, &wowlan_config_cmd, + vif, mvmvif, ap_sta); + if (ret) + goto out; + } else if (mvm->nd_config) { + ret = iwl_mvm_switch_to_d3(mvm); + if (ret) + goto out; + + ret = iwl_mvm_scan_offload_start(mvm, vif, mvm->nd_config, + mvm->nd_ies); + if (ret) + goto out; + } else { + ret = 1; + goto out_noreset; + } ret = iwl_mvm_power_update_device(mvm); if (ret) @@ -1060,8 +1078,6 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, if (ret < 0) ieee80211_restart_hw(mvm->hw); out_noreset: - kfree(key_data.rsc_tsc); - mutex_unlock(&mvm->mutex); return ret; @@ -1592,9 +1608,6 @@ static void iwl_mvm_d3_disconnect_iter(void *data, u8 *mac, static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test) { - struct iwl_d3_iter_data resume_iter_data = { - .mvm = mvm, - }; struct ieee80211_vif *vif = NULL; int ret; enum iwl_d3_status d3_status; @@ -1603,15 +1616,10 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test) mutex_lock(&mvm->mutex); /* get the BSS vif pointer again */ - ieee80211_iterate_active_interfaces_atomic( - mvm->hw, IEEE80211_IFACE_ITER_NORMAL, - iwl_mvm_d3_iface_iterator, &resume_iter_data); - - if (WARN_ON(resume_iter_data.error || !resume_iter_data.vif)) + vif = iwl_mvm_get_bss_vif(mvm); + if (IS_ERR_OR_NULL(vif)) goto out_unlock; - vif = resume_iter_data.vif; - ret = iwl_trans_d3_resume(mvm->trans, &d3_status, test); if (ret) goto out_unlock; @@ -1741,7 +1749,9 @@ static int iwl_mvm_d3_test_release(struct inode *inode, struct file *file) int remaining_time = 10; mvm->d3_test_active = false; + rtnl_lock(); __iwl_mvm_resume(mvm, true); + rtnl_unlock(); iwl_abort_notification_waits(&mvm->notif_wait); ieee80211_restart_hw(mvm->hw); diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index 50527a9bb267..51b7116965ed 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -121,78 +121,6 @@ static ssize_t iwl_dbgfs_sta_drain_write(struct iwl_mvm *mvm, char *buf, return ret; } -static int iwl_dbgfs_fw_error_dump_open(struct inode *inode, struct file *file) -{ - struct iwl_mvm *mvm = inode->i_private; - int ret; - - if (!mvm) - return -EINVAL; - - mutex_lock(&mvm->mutex); - if (!mvm->fw_error_dump) { - ret = -ENODATA; - goto out; - } - - file->private_data = mvm->fw_error_dump; - mvm->fw_error_dump = NULL; - ret = 0; - -out: - mutex_unlock(&mvm->mutex); - return ret; -} - -static ssize_t iwl_dbgfs_fw_error_dump_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm_dump_ptrs *dump_ptrs = (void *)file->private_data; - ssize_t bytes_read = 0; - ssize_t bytes_read_trans = 0; - - if (*ppos < dump_ptrs->op_mode_len) - bytes_read += - simple_read_from_buffer(user_buf, count, ppos, - dump_ptrs->op_mode_ptr, - dump_ptrs->op_mode_len); - - if (bytes_read < 0 || *ppos < dump_ptrs->op_mode_len) - return bytes_read; - - if (dump_ptrs->trans_ptr) { - *ppos -= dump_ptrs->op_mode_len; - bytes_read_trans = - simple_read_from_buffer(user_buf + bytes_read, - count - bytes_read, ppos, - dump_ptrs->trans_ptr->data, - dump_ptrs->trans_ptr->len); - *ppos += dump_ptrs->op_mode_len; - - if (bytes_read_trans >= 0) - bytes_read += bytes_read_trans; - else if (!bytes_read) - /* propagate the failure */ - return bytes_read_trans; - } - - return bytes_read; - -} - -static int iwl_dbgfs_fw_error_dump_release(struct inode *inode, - struct file *file) -{ - struct iwl_mvm_dump_ptrs *dump_ptrs = (void *)file->private_data; - - vfree(dump_ptrs->op_mode_ptr); - vfree(dump_ptrs->trans_ptr); - kfree(dump_ptrs); - - return 0; -} - static ssize_t iwl_dbgfs_sram_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { @@ -1250,6 +1178,126 @@ static ssize_t iwl_dbgfs_d3_sram_read(struct file *file, char __user *user_buf, return ret; } + +#define MAX_NUM_ND_MATCHSETS 10 + +static ssize_t iwl_dbgfs_netdetect_write(struct iwl_mvm *mvm, char *buf, + size_t count, loff_t *ppos) +{ + const char *seps = ",\n"; + char *buf_ptr = buf; + char *value_str = NULL; + int ret, i; + + /* TODO: don't free if write is being called several times in one go */ + if (mvm->nd_config) { + kfree(mvm->nd_config->match_sets); + kfree(mvm->nd_config); + mvm->nd_config = NULL; + kfree(mvm->nd_ies); + mvm->nd_ies = NULL; + } + + mvm->nd_ies = kzalloc(sizeof(*mvm->nd_ies), GFP_KERNEL); + if (!mvm->nd_ies) + return -ENOMEM; + + mvm->nd_config = kzalloc(sizeof(*mvm->nd_config) + + (11 * sizeof(struct ieee80211_channel *)), + GFP_KERNEL); + if (!mvm->nd_config) { + ret = -ENOMEM; + goto out_free; + } + + mvm->nd_config->n_channels = 11; + mvm->nd_config->scan_width = NL80211_BSS_CHAN_WIDTH_20; + mvm->nd_config->interval = 5; + mvm->nd_config->min_rssi_thold = -80; + for (i = 0; i < mvm->nd_config->n_channels; i++) + mvm->nd_config->channels[i] = &mvm->nvm_data->channels[i]; + + mvm->nd_config->match_sets = + kcalloc(MAX_NUM_ND_MATCHSETS, + sizeof(*mvm->nd_config->match_sets), + GFP_KERNEL); + if (!mvm->nd_config->match_sets) { + ret = -ENOMEM; + goto out_free; + } + + while ((value_str = strsep(&buf_ptr, seps)) && + strlen(value_str)) { + struct cfg80211_match_set *set; + + if (mvm->nd_config->n_match_sets >= MAX_NUM_ND_MATCHSETS) { + ret = -EINVAL; + goto out_free; + } + + set = &mvm->nd_config->match_sets[mvm->nd_config->n_match_sets]; + set->ssid.ssid_len = strlen(value_str); + + if (set->ssid.ssid_len > IEEE80211_MAX_SSID_LEN) { + ret = -EINVAL; + goto out_free; + } + + memcpy(set->ssid.ssid, value_str, set->ssid.ssid_len); + + mvm->nd_config->n_match_sets++; + } + + ret = count; + + if (mvm->nd_config->n_match_sets) + goto out; + +out_free: + if (mvm->nd_config) + kfree(mvm->nd_config->match_sets); + kfree(mvm->nd_config); + mvm->nd_config = NULL; + kfree(mvm->nd_ies); + mvm->nd_ies = NULL; +out: + return ret; +} + +static ssize_t +iwl_dbgfs_netdetect_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_mvm *mvm = file->private_data; + size_t bufsz, ret; + char *buf; + int i, n_match_sets, pos = 0; + + n_match_sets = mvm->nd_config ? mvm->nd_config->n_match_sets : 0; + + bufsz = n_match_sets * (IEEE80211_MAX_SSID_LEN + 1) + 1; + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + for (i = 0; i < n_match_sets; i++) { + if (pos + + mvm->nd_config->match_sets[i].ssid.ssid_len + 2 > bufsz) { + ret = -EIO; + goto out; + } + + memcpy(buf + pos, mvm->nd_config->match_sets[i].ssid.ssid, + mvm->nd_config->match_sets[i].ssid.ssid_len); + pos += mvm->nd_config->match_sets[i].ssid.ssid_len; + buf[pos++] = '\n'; + } + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); +out: + kfree(buf); + return ret; +} #endif #define PRINT_MVM_REF(ref) do { \ @@ -1415,12 +1463,6 @@ MVM_DEBUGFS_WRITE_FILE_OPS(bt_force_ant, 10); MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8); MVM_DEBUGFS_READ_WRITE_FILE_OPS(d0i3_refs, 8); -static const struct file_operations iwl_dbgfs_fw_error_dump_ops = { - .open = iwl_dbgfs_fw_error_dump_open, - .read = iwl_dbgfs_fw_error_dump_read, - .release = iwl_dbgfs_fw_error_dump_release, -}; - #ifdef CONFIG_IWLWIFI_BCAST_FILTERING MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256); MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256); @@ -1428,6 +1470,7 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256); #ifdef CONFIG_PM_SLEEP MVM_DEBUGFS_READ_WRITE_FILE_OPS(d3_sram, 8); +MVM_DEBUGFS_READ_WRITE_FILE_OPS(netdetect, 384); #endif int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) @@ -1446,7 +1489,6 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) S_IWUSR | S_IRUSR); MVM_DEBUGFS_ADD_FILE(nic_temp, dbgfs_dir, S_IRUSR); MVM_DEBUGFS_ADD_FILE(stations, dbgfs_dir, S_IRUSR); - MVM_DEBUGFS_ADD_FILE(fw_error_dump, dbgfs_dir, S_IRUSR); MVM_DEBUGFS_ADD_FILE(bt_notif, dbgfs_dir, S_IRUSR); MVM_DEBUGFS_ADD_FILE(bt_cmd, dbgfs_dir, S_IRUSR); MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir, @@ -1487,6 +1529,7 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) if (!debugfs_create_bool("d3_wake_sysassert", S_IRUSR | S_IWUSR, mvm->debugfs_dir, &mvm->d3_wake_sysassert)) goto err; + MVM_DEBUGFS_ADD_FILE(netdetect, mvm->debugfs_dir, S_IRUSR | S_IWUSR); #endif if (!debugfs_create_u8("low_latency_agg_frame_limit", S_IRUSR | S_IWUSR, diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h index 27dd86395b39..2fd8ad4633e0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h @@ -68,13 +68,46 @@ /* Power Management Commands, Responses, Notifications */ +/** + * enum iwl_ltr_config_flags - masks for LTR config command flags + * @LTR_CFG_FLAG_FEATURE_ENABLE: Feature operational status + * @LTR_CFG_FLAG_HW_DIS_ON_SHADOW_REG_ACCESS: allow LTR change on shadow + * memory access + * @LTR_CFG_FLAG_HW_EN_SHRT_WR_THROUGH: allow LTR msg send on ANY LTR + * reg change + * @LTR_CFG_FLAG_HW_DIS_ON_D0_2_D3: allow LTR msg send on transition from + * D0 to D3 + * @LTR_CFG_FLAG_SW_SET_SHORT: fixed static short LTR register + * @LTR_CFG_FLAG_SW_SET_LONG: fixed static short LONG register + * @LTR_CFG_FLAG_DENIE_C10_ON_PD: allow going into C10 on PD + */ +enum iwl_ltr_config_flags { + LTR_CFG_FLAG_FEATURE_ENABLE = BIT(0), + LTR_CFG_FLAG_HW_DIS_ON_SHADOW_REG_ACCESS = BIT(1), + LTR_CFG_FLAG_HW_EN_SHRT_WR_THROUGH = BIT(2), + LTR_CFG_FLAG_HW_DIS_ON_D0_2_D3 = BIT(3), + LTR_CFG_FLAG_SW_SET_SHORT = BIT(4), + LTR_CFG_FLAG_SW_SET_LONG = BIT(5), + LTR_CFG_FLAG_DENIE_C10_ON_PD = BIT(6), +}; + +/** + * struct iwl_ltr_config_cmd - configures the LTR + * @flags: See %enum iwl_ltr_config_flags + */ +struct iwl_ltr_config_cmd { + __le32 flags; + __le32 static_long; + __le32 static_short; +} __packed; + /* Radio LP RX Energy Threshold measured in dBm */ #define POWER_LPRX_RSSI_THRESHOLD 75 #define POWER_LPRX_RSSI_THRESHOLD_MAX 94 #define POWER_LPRX_RSSI_THRESHOLD_MIN 30 /** - * enum iwl_scan_flags - masks for power table command flags + * enum iwl_power_flags - masks for power table command flags * @POWER_FLAGS_POWER_SAVE_ENA_MSK: '1' Allow to save power by turning off * receiver and transmitter. '0' - does not allow. * @POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK: '0' Driver disables power management, diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h index 667a92274c87..c62575d86bcd 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -157,6 +157,7 @@ enum { /* Power - legacy power table command */ POWER_TABLE_CMD = 0x77, PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION = 0x78, + LTR_CONFIG = 0xee, /* Thermal Throttling*/ REPLY_THERMAL_MNG_BACKOFF = 0x7e, diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index 23fd711a67e4..e0d9f19650b0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -480,6 +480,15 @@ int iwl_mvm_up(struct iwl_mvm *mvm) /* Initialize tx backoffs to the minimal possible */ iwl_mvm_tt_tx_backoff(mvm, 0); + if (mvm->trans->ltr_enabled) { + struct iwl_ltr_config_cmd cmd = { + .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), + }; + + WARN_ON(iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, + sizeof(cmd), &cmd)); + } + ret = iwl_mvm_power_update_device(mvm); if (ret) goto error; diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c index 0c5c0b0e23f5..b8ab4a108720 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c @@ -197,8 +197,7 @@ static void iwl_mvm_mac_tsf_id_iter(void *_data, u8 *mac, /* * Get the mask of the queues used by the vif */ -u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm, - struct ieee80211_vif *vif) +u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif) { u32 qmask = 0, ac; @@ -227,7 +226,7 @@ static void iwl_mvm_mac_iface_iterator(void *_data, u8 *mac, } /* Mark the queues used by the vif */ - data->used_hw_queues |= iwl_mvm_mac_get_queues_mask(data->mvm, vif); + data->used_hw_queues |= iwl_mvm_mac_get_queues_mask(vif); /* Mark MAC IDs as used by clearing the available bit, and * (below) mark TSFs as used if their existing use is not diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index e16c29dc9d49..f308e52781f6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -69,6 +69,7 @@ #include <linux/etherdevice.h> #include <linux/ip.h> #include <linux/if_arp.h> +#include <linux/devcoredump.h> #include <net/mac80211.h> #include <net/ieee80211_radiotap.h> #include <net/tcp.h> @@ -526,7 +527,8 @@ static void iwl_mvm_mac_tx(struct ieee80211_hw *hw, } if (IEEE80211_SKB_CB(skb)->hw_queue == IWL_MVM_OFFCHANNEL_QUEUE && - !test_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status)) + !test_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status) && + !test_bit(IWL_MVM_STATUS_ROC_AUX_RUNNING, &mvm->status)) goto drop; /* treat non-bufferable MMPDUs as broadcast if sta is sleeping */ @@ -678,10 +680,51 @@ static void iwl_mvm_cleanup_iterator(void *data, u8 *mac, memset(&mvmvif->bf_data, 0, sizeof(mvmvif->bf_data)); } -#ifdef CONFIG_IWLWIFI_DEBUGFS +static ssize_t iwl_mvm_read_coredump(char *buffer, loff_t offset, size_t count, + const void *data, size_t datalen) +{ + const struct iwl_mvm_dump_ptrs *dump_ptrs = data; + ssize_t bytes_read; + ssize_t bytes_read_trans; + + if (offset < dump_ptrs->op_mode_len) { + bytes_read = min_t(ssize_t, count, + dump_ptrs->op_mode_len - offset); + memcpy(buffer, (u8 *)dump_ptrs->op_mode_ptr + offset, + bytes_read); + offset += bytes_read; + count -= bytes_read; + + if (count == 0) + return bytes_read; + } else { + bytes_read = 0; + } + + if (!dump_ptrs->trans_ptr) + return bytes_read; + + offset -= dump_ptrs->op_mode_len; + bytes_read_trans = min_t(ssize_t, count, + dump_ptrs->trans_ptr->len - offset); + memcpy(buffer + bytes_read, + (u8 *)dump_ptrs->trans_ptr->data + offset, + bytes_read_trans); + + return bytes_read + bytes_read_trans; +} + +static void iwl_mvm_free_coredump(const void *data) +{ + const struct iwl_mvm_dump_ptrs *fw_error_dump = data; + + vfree(fw_error_dump->op_mode_ptr); + vfree(fw_error_dump->trans_ptr); + kfree(fw_error_dump); +} + void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) { - static char *env[] = { "DRIVER=iwlwifi", "EVENT=error_dump", NULL }; struct iwl_fw_error_dump_file *dump_file; struct iwl_fw_error_dump_data *dump_data; struct iwl_fw_error_dump_info *dump_info; @@ -694,10 +737,7 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) lockdep_assert_held(&mvm->mutex); - if (mvm->fw_error_dump) - return; - - fw_error_dump = kzalloc(sizeof(*mvm->fw_error_dump), GFP_KERNEL); + fw_error_dump = kzalloc(sizeof(*fw_error_dump), GFP_KERNEL); if (!fw_error_dump) return; @@ -772,12 +812,10 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) if (fw_error_dump->trans_ptr) file_len += fw_error_dump->trans_ptr->len; dump_file->file_len = cpu_to_le32(file_len); - mvm->fw_error_dump = fw_error_dump; - /* notify the userspace about the error we had */ - kobject_uevent_env(&mvm->hw->wiphy->dev.kobj, KOBJ_CHANGE, env); + dev_coredumpm(mvm->trans->dev, THIS_MODULE, fw_error_dump, 0, + GFP_KERNEL, iwl_mvm_read_coredump, iwl_mvm_free_coredump); } -#endif static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm) { @@ -1099,7 +1137,7 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, static void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { - u32 tfd_msk = iwl_mvm_mac_get_queues_mask(mvm, vif); + u32 tfd_msk = iwl_mvm_mac_get_queues_mask(vif); if (tfd_msk) { mutex_lock(&mvm->mutex); @@ -1395,6 +1433,9 @@ bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, .cmd = cmd, }; + if (IWL_MVM_FW_BCAST_FILTER_PASS_ALL) + return false; + memset(cmd, 0, sizeof(*cmd)); cmd->max_bcast_filters = ARRAY_SIZE(cmd->filters); cmd->max_macs = ARRAY_SIZE(cmd->macs); @@ -1748,6 +1789,13 @@ iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm, if (changes & BSS_CHANGED_BEACON && iwl_mvm_mac_ctxt_beacon_changed(mvm, vif)) IWL_WARN(mvm, "Failed updating beacon data\n"); + + if (changes & BSS_CHANGED_TXPOWER) { + IWL_DEBUG_CALIB(mvm, "Changing TX Power to %d\n", + bss_conf->txpower); + iwl_mvm_set_tx_power(mvm, vif, bss_conf->txpower); + } + } static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw, @@ -2176,25 +2224,9 @@ static int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw *hw, mvm->scan_status = IWL_MVM_SCAN_SCHED; - if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)) { - ret = iwl_mvm_config_sched_scan(mvm, vif, req, ies); - if (ret) - goto err; - } - - ret = iwl_mvm_config_sched_scan_profiles(mvm, req); + ret = iwl_mvm_scan_offload_start(mvm, vif, req, ies); if (ret) - goto err; - - if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN) - ret = iwl_mvm_unified_sched_scan_lmac(mvm, vif, req, ies); - else - ret = iwl_mvm_sched_scan_start(mvm, req); - - if (!ret) - goto out; -err: - mvm->scan_status = IWL_MVM_SCAN_NONE; + mvm->scan_status = IWL_MVM_SCAN_NONE; out: mutex_unlock(&mvm->mutex); return ret; @@ -2381,14 +2413,19 @@ static int iwl_mvm_send_aux_roc_cmd(struct iwl_mvm *mvm, /* Set the node address */ memcpy(aux_roc_req.node_addr, vif->addr, ETH_ALEN); + lockdep_assert_held(&mvm->mutex); + + spin_lock_bh(&mvm->time_event_lock); + + if (WARN_ON(te_data->id == HOT_SPOT_CMD)) { + spin_unlock_bh(&mvm->time_event_lock); + return -EIO; + } + te_data->vif = vif; te_data->duration = duration; te_data->id = HOT_SPOT_CMD; - lockdep_assert_held(&mvm->mutex); - - spin_lock_bh(&mvm->time_event_lock); - list_add_tail(&te_data->list, &mvm->time_event_list); spin_unlock_bh(&mvm->time_event_lock); /* @@ -2444,22 +2481,23 @@ static int iwl_mvm_roc(struct ieee80211_hw *hw, IWL_DEBUG_MAC80211(mvm, "enter (%d, %d, %d)\n", channel->hw_value, duration, type); + mutex_lock(&mvm->mutex); + switch (vif->type) { case NL80211_IFTYPE_STATION: /* Use aux roc framework (HS20) */ ret = iwl_mvm_send_aux_roc_cmd(mvm, channel, vif, duration); - return ret; + goto out_unlock; case NL80211_IFTYPE_P2P_DEVICE: /* handle below */ break; default: IWL_ERR(mvm, "vif isn't P2P_DEVICE: %d\n", vif->type); - return -EINVAL; + ret = -EINVAL; + goto out_unlock; } - mutex_lock(&mvm->mutex); - for (i = 0; i < NUM_PHY_CTX; i++) { phy_ctxt = &mvm->phy_ctxts[i]; if (phy_ctxt->ref == 0 || mvmvif->phy_ctxt == phy_ctxt) @@ -3010,18 +3048,24 @@ static void iwl_mvm_mac_flush(struct ieee80211_hw *hw, mvmvif = iwl_mvm_vif_from_mac80211(vif); mvmsta = iwl_mvm_sta_from_staid_protected(mvm, mvmvif->ap_sta_id); - if (WARN_ON_ONCE(!mvmsta)) - goto done; + if (WARN_ON_ONCE(!mvmsta)) { + mutex_unlock(&mvm->mutex); + return; + } if (drop) { if (iwl_mvm_flush_tx_path(mvm, mvmsta->tfd_queue_msk, true)) IWL_ERR(mvm, "flush request fail\n"); + mutex_unlock(&mvm->mutex); } else { - iwl_trans_wait_tx_queue_empty(mvm->trans, - mvmsta->tfd_queue_msk); + u32 tfd_queue_msk = mvmsta->tfd_queue_msk; + mutex_unlock(&mvm->mutex); + + /* this can take a while, and we may need/want other operations + * to succeed while doing this, so do it without the mutex held + */ + iwl_trans_wait_tx_queue_empty(mvm->trans, tfd_queue_msk); } -done: - mutex_unlock(&mvm->mutex); } const struct ieee80211_ops iwl_mvm_hw_ops = { diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index b153ced7015b..256765accbc6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -648,7 +648,6 @@ struct iwl_mvm { /* -1 for always, 0 for never, >0 for that many times */ s8 restart_fw; struct work_struct fw_error_dump_wk; - struct iwl_mvm_dump_ptrs *fw_error_dump; #ifdef CONFIG_IWLWIFI_LEDS struct led_classdev led; @@ -659,6 +658,10 @@ struct iwl_mvm { #ifdef CONFIG_PM_SLEEP struct wiphy_wowlan_support wowlan; int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; + + /* sched scan settings for net detect */ + struct cfg80211_sched_scan_request *nd_config; + struct ieee80211_scan_ies *nd_ies; #ifdef CONFIG_IWLWIFI_DEBUGFS u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */ bool d3_test_active; @@ -905,8 +908,7 @@ int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool force_assoc_off, const u8 *bssid_override); int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); -u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm, - struct ieee80211_vif *vif); +u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif); int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, @@ -949,6 +951,10 @@ int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm, struct cfg80211_sched_scan_request *req); int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, struct cfg80211_sched_scan_request *req); +int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_scan_ies *ies); int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify); int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, @@ -1206,11 +1212,9 @@ void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, struct ieee80211_vif *vif); +struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); + void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); -#ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm); -#else -static inline void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) {} -#endif #endif /* __IWL_MVM_H__ */ diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index 15aa298ee79c..bd52ecfabedb 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -336,6 +336,7 @@ static const char *const iwl_mvm_cmd_strings[REPLY_MAX] = { CMD(DTS_MEASUREMENT_NOTIFICATION), CMD(REPLY_THERMAL_MNG_BACKOFF), CMD(MAC_PM_POWER_TABLE), + CMD(LTR_CONFIG), CMD(BT_COEX_CI), CMD(BT_COEX_UPDATE_SW_BOOST), CMD(BT_COEX_UPDATE_CORUN_LUT), @@ -402,6 +403,9 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, if (cfg->max_rx_agg_size) hw->max_rx_aggregation_subframes = cfg->max_rx_agg_size; + if (cfg->max_tx_agg_size) + hw->max_tx_aggregation_subframes = cfg->max_tx_agg_size; + op_mode = hw->priv; op_mode->ops = &iwl_mvm_ops; @@ -583,16 +587,18 @@ static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode) ieee80211_unregister_hw(mvm->hw); kfree(mvm->scan_cmd); - if (mvm->fw_error_dump) { - vfree(mvm->fw_error_dump->op_mode_ptr); - vfree(mvm->fw_error_dump->trans_ptr); - kfree(mvm->fw_error_dump); - } kfree(mvm->mcast_filter_cmd); mvm->mcast_filter_cmd = NULL; #if defined(CONFIG_PM_SLEEP) && defined(CONFIG_IWLWIFI_DEBUGFS) kfree(mvm->d3_resume_sram); + if (mvm->nd_config) { + kfree(mvm->nd_config->match_sets); + kfree(mvm->nd_config); + mvm->nd_config = NULL; + kfree(mvm->nd_ies); + mvm->nd_ies = NULL; + } #endif iwl_trans_op_mode_leave(mvm->trans); diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index 18a539999580..ce884847cc8a 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -505,10 +505,11 @@ static const char *rs_pretty_lq_type(enum iwl_table_type type) static inline void rs_dump_rate(struct iwl_mvm *mvm, const struct rs_rate *rate, const char *prefix) { - IWL_DEBUG_RATE(mvm, "%s: (%s: %d) ANT: %s BW: %d SGI: %d LDPC: %d\n", + IWL_DEBUG_RATE(mvm, + "%s: (%s: %d) ANT: %s BW: %d SGI: %d LDPC: %d STBC %d\n", prefix, rs_pretty_lq_type(rate->type), rate->index, rs_pretty_ant(rate->ant), - rate->bw, rate->sgi, rate->ldpc); + rate->bw, rate->sgi, rate->ldpc, rate->stbc); } static void rs_rate_scale_clear_window(struct iwl_rate_scale_data *window) @@ -741,6 +742,12 @@ static u32 ucode_rate_from_rs_rate(struct iwl_mvm *mvm, IWL_ERR(mvm, "Invalid rate->type %d\n", rate->type); } + if (is_siso(rate) && rate->stbc) { + /* To enable STBC we need to set both a flag and ANT_AB */ + ucode_rate |= RATE_MCS_ANT_AB_MSK; + ucode_rate |= RATE_MCS_VHT_STBC_MSK; + } + ucode_rate |= rate->bw; if (rate->sgi) ucode_rate |= RATE_MCS_SGI_MSK; @@ -785,6 +792,8 @@ static int rs_rate_from_ucode_rate(const u32 ucode_rate, rate->sgi = true; if (ucode_rate & RATE_MCS_LDPC_MSK) rate->ldpc = true; + if (ucode_rate & RATE_MCS_VHT_STBC_MSK) + rate->stbc = true; rate->bw = ucode_rate & RATE_MCS_CHAN_WIDTH_MSK; @@ -794,7 +803,7 @@ static int rs_rate_from_ucode_rate(const u32 ucode_rate, if (nss == 1) { rate->type = LQ_HT_SISO; - WARN_ON_ONCE(num_of_ant != 1); + WARN_ON_ONCE(!rate->stbc && num_of_ant != 1); } else if (nss == 2) { rate->type = LQ_HT_MIMO2; WARN_ON_ONCE(num_of_ant != 2); @@ -992,7 +1001,15 @@ static void rs_get_lower_rate_down_column(struct iwl_lq_sta *lq_sta, static inline bool rs_rate_match(struct rs_rate *a, struct rs_rate *b) { - return (a->type == b->type) && (a->ant == b->ant) && (a->sgi == b->sgi); + bool ant_match; + + if (a->stbc) + ant_match = (b->ant == ANT_A || b->ant == ANT_B); + else + ant_match = (a->ant == b->ant); + + return (a->type == b->type) && (a->bw == b->bw) && (a->sgi == b->sgi) + && ant_match; } static u32 rs_ch_width_from_mac_flags(enum mac80211_rate_control_flags flags) @@ -1225,7 +1242,7 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, IWL_DEBUG_RATE(mvm, "reduced txpower: %d\n", reduced_txp); done: /* See if there's a better rate or modulation mode to try. */ - if (sta && sta->supp_rates[info->band]) + if (sta->supp_rates[info->band]) rs_rate_scale_perform(mvm, sta, lq_sta, tid); } @@ -1623,6 +1640,8 @@ static int rs_switch_to_column(struct iwl_mvm *mvm, else rate->type = LQ_LEGACY_G; + rate->bw = RATE_MCS_CHAN_WIDTH_20; + rate->ldpc = false; rate_mask = lq_sta->active_legacy_rate; } else if (column->mode == RS_SISO) { rate->type = lq_sta->is_vht ? LQ_VHT_SISO : LQ_HT_SISO; @@ -1634,8 +1653,11 @@ static int rs_switch_to_column(struct iwl_mvm *mvm, WARN_ON_ONCE("Bad column mode"); } - rate->bw = rs_bw_from_sta_bw(sta); - rate->ldpc = lq_sta->ldpc; + if (column->mode != RS_LEGACY) { + rate->bw = rs_bw_from_sta_bw(sta); + rate->ldpc = lq_sta->ldpc; + } + search_tbl->column = col_id; rs_set_expected_tpt_table(lq_sta, search_tbl); @@ -1754,6 +1776,29 @@ out: return action; } +static bool rs_stbc_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta, + struct iwl_lq_sta *lq_sta) +{ + struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); + struct ieee80211_vif *vif = mvmsta->vif; + bool sta_ps_disabled = (vif->type == NL80211_IFTYPE_STATION && + !vif->bss_conf.ps); + + /* Our chip supports Tx STBC and the peer is an HT/VHT STA which + * supports STBC of at least 1*SS + */ + if (!lq_sta->stbc) + return false; + + if (!mvm->ps_disabled && !sta_ps_disabled) + return false; + + if (!iwl_mvm_bt_coex_is_mimo_allowed(mvm, sta)) + return false; + + return true; +} + static void rs_get_adjacent_txp(struct iwl_mvm *mvm, int index, int *weaker, int *stronger) { @@ -2675,6 +2720,11 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, if (mvm->cfg->ht_params->ldpc && (ht_cap->cap & IEEE80211_HT_CAP_LDPC_CODING)) lq_sta->ldpc = true; + + if (mvm->cfg->ht_params->stbc && + (num_of_ant(mvm->fw->valid_tx_ant) > 1) && + (ht_cap->cap & IEEE80211_HT_CAP_RX_STBC)) + lq_sta->stbc = true; } else { rs_vht_set_enabled_rates(sta, vht_cap, lq_sta); lq_sta->is_vht = true; @@ -2682,8 +2732,16 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, if (mvm->cfg->ht_params->ldpc && (vht_cap->cap & IEEE80211_VHT_CAP_RXLDPC)) lq_sta->ldpc = true; + + if (mvm->cfg->ht_params->stbc && + (num_of_ant(mvm->fw->valid_tx_ant) > 1) && + (vht_cap->cap & IEEE80211_VHT_CAP_RXSTBC_MASK)) + lq_sta->stbc = true; } + if (IWL_MVM_RS_DISABLE_MIMO) + lq_sta->active_mimo2_rate = 0; + lq_sta->max_legacy_rate_idx = find_last_bit(&lq_sta->active_legacy_rate, BITS_PER_LONG); lq_sta->max_siso_rate_idx = find_last_bit(&lq_sta->active_siso_rate, @@ -2692,11 +2750,11 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, BITS_PER_LONG); IWL_DEBUG_RATE(mvm, - "RATE MASK: LEGACY=%lX SISO=%lX MIMO2=%lX VHT=%d LDPC=%d\n", + "RATE MASK: LEGACY=%lX SISO=%lX MIMO2=%lX VHT=%d LDPC=%d STBC%d\n", lq_sta->active_legacy_rate, lq_sta->active_siso_rate, lq_sta->active_mimo2_rate, - lq_sta->is_vht, lq_sta->ldpc); + lq_sta->is_vht, lq_sta->ldpc, lq_sta->stbc); IWL_DEBUG_RATE(mvm, "MAX RATE: LEGACY=%d SISO=%d MIMO2=%d\n", lq_sta->max_legacy_rate_idx, lq_sta->max_siso_rate_idx, @@ -2820,6 +2878,7 @@ static void rs_fill_rates_for_column(struct iwl_mvm *mvm, * rate[15] 0x800D Legacy | ANT: B Rate: 6 Mbps */ static void rs_build_rates_table(struct iwl_mvm *mvm, + struct ieee80211_sta *sta, struct iwl_lq_sta *lq_sta, const struct rs_rate *initial_rate) { @@ -2832,6 +2891,7 @@ static void rs_build_rates_table(struct iwl_mvm *mvm, memcpy(&rate, initial_rate, sizeof(rate)); valid_tx_ant = mvm->fw->valid_tx_ant; + rate.stbc = rs_stbc_allow(mvm, sta, lq_sta); if (is_siso(&rate)) { num_rates = RS_INITIAL_SISO_NUM_RATES; @@ -2903,7 +2963,7 @@ static void rs_fill_lq_cmd(struct iwl_mvm *mvm, if (WARN_ON_ONCE(!sta || !initial_rate)) return; - rs_build_rates_table(mvm, lq_sta, initial_rate); + rs_build_rates_table(mvm, sta, lq_sta, initial_rate); if (num_of_ant(initial_rate->ant) == 1) lq_cmd->single_stream_ant_msk = initial_rate->ant; diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.h b/drivers/net/wireless/iwlwifi/mvm/rs.h index eb34c1209acc..defd70a6d9e6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.h +++ b/drivers/net/wireless/iwlwifi/mvm/rs.h @@ -208,6 +208,7 @@ struct rs_rate { u32 bw; bool sgi; bool ldpc; + bool stbc; }; @@ -331,6 +332,7 @@ struct iwl_lq_sta { u64 last_tx; bool is_vht; bool ldpc; /* LDPC Rx is supported by the STA */ + bool stbc; /* Tx STBC is supported by chip and Rx by STA */ enum ieee80211_band band; /* The following are bitmaps of rates; IWL_RATE_6M_MASK, etc. */ diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index cb85e63c20aa..5cd59a43e1da 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -270,7 +270,8 @@ static void iwl_mvm_scan_condition_iterator(void *data, u8 *mac, struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); bool *global_bound = data; - if (mvmvif->phy_ctxt && mvmvif->phy_ctxt->id < MAX_PHYS) + if (vif->type != NL80211_IFTYPE_P2P_DEVICE && mvmvif->phy_ctxt && + mvmvif->phy_ctxt->id < MAX_PHYS) *global_bound = true; } @@ -459,7 +460,8 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm, basic_ssid ? 1 : 0); cmd->tx_cmd.tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL | - TX_CMD_FLG_BT_DIS); + 3 << TX_CMD_FLG_BT_PRIO_POS); + cmd->tx_cmd.sta_id = mvm->aux_sta.sta_id; cmd->tx_cmd.life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE); cmd->tx_cmd.rate_n_flags = @@ -671,6 +673,7 @@ int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, mvm->scan_status = IWL_MVM_SCAN_NONE; ieee80211_scan_completed(mvm->hw, status == IWL_SCAN_OFFLOAD_ABORTED); + iwl_mvm_unref(mvm, IWL_MVM_REF_SCAN); } mvm->last_ebs_successful = !ebs_status; @@ -1006,6 +1009,31 @@ int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, sizeof(scan_req), &scan_req); } +int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_scan_ies *ies) +{ + int ret; + + if ((mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)) { + ret = iwl_mvm_config_sched_scan_profiles(mvm, req); + if (ret) + return ret; + ret = iwl_mvm_unified_sched_scan_lmac(mvm, vif, req, ies); + } else { + ret = iwl_mvm_config_sched_scan(mvm, vif, req, ies); + if (ret) + return ret; + ret = iwl_mvm_config_sched_scan_profiles(mvm, req); + if (ret) + return ret; + ret = iwl_mvm_sched_scan_start(mvm, req); + } + + return ret; +} + static int iwl_mvm_send_scan_offload_abort(struct iwl_mvm *mvm) { int ret; @@ -1080,8 +1108,12 @@ int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify) /* * Clear the scan status so the next scan requests will succeed. This * also ensures the Rx handler doesn't do anything, as the scan was - * stopped from above. + * stopped from above. Since the rx handler won't do anything now, + * we have to release the scan reference here. */ + if (mvm->scan_status == IWL_MVM_SCAN_OS) + iwl_mvm_unref(mvm, IWL_MVM_REF_SCAN); + mvm->scan_status = IWL_MVM_SCAN_NONE; if (notify) { diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c index 1731c205c81d..dd0dc5bf8583 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -609,7 +609,7 @@ int iwl_mvm_alloc_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) lockdep_assert_held(&mvm->mutex); - qmask = iwl_mvm_mac_get_queues_mask(mvm, vif); + qmask = iwl_mvm_mac_get_queues_mask(vif); /* * The firmware defines the TFD queue mask to only be relevant diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c index b7f9e61d14e2..6dfad230be5e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c @@ -305,8 +305,8 @@ static int iwl_mvm_aux_roc_te_handle_notif(struct iwl_mvm *mvm, te_data->running = false; te_data->vif = NULL; te_data->uid = 0; + te_data->id = TE_MAX; } else if (le32_to_cpu(notif->action) == TE_V2_NOTIF_HOST_EVENT_START) { - set_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status); set_bit(IWL_MVM_STATUS_ROC_AUX_RUNNING, &mvm->status); te_data->running = true; ieee80211_ready_on_channel(mvm->hw); /* Start TE */ diff --git a/drivers/net/wireless/iwlwifi/mvm/tt.c b/drivers/net/wireless/iwlwifi/mvm/tt.c index acca44a45086..d4f2c29025c7 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tt.c +++ b/drivers/net/wireless/iwlwifi/mvm/tt.c @@ -64,10 +64,6 @@ *****************************************************************************/ #include "mvm.h" -#include "iwl-config.h" -#include "iwl-io.h" -#include "iwl-csr.h" -#include "iwl-prph.h" #define IWL_MVM_TEMP_NOTIF_WAIT_TIMEOUT HZ diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 1cb793a498ac..8d848735cdb8 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -175,14 +175,10 @@ static void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, /* * for data packets, rate info comes from the table inside the fw. This - * table is controlled by LINK_QUALITY commands. Exclude ctrl port - * frames like EAPOLs which should be treated as mgmt frames. This - * avoids them being sent initially in high rates which increases the - * chances for completion of the 4-Way handshake. + * table is controlled by LINK_QUALITY commands */ - if (ieee80211_is_data(fc) && sta && - !(info->control.flags & IEEE80211_TX_CTRL_PORT_CTRL_PROTO)) { + if (ieee80211_is_data(fc) && sta) { tx_cmd->initial_rate_index = 0; tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_STA_RATE); return; @@ -193,8 +189,10 @@ static void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, /* HT rate doesn't make sense for a non data frame */ WARN_ONCE(info->control.rates[0].flags & IEEE80211_TX_RC_MCS, - "Got an HT rate for a non data frame 0x%x\n", - info->control.rates[0].flags); + "Got an HT rate (flags:0x%x/mcs:%d) for a non data frame (fc:0x%x)\n", + info->control.rates[0].flags, + info->control.rates[0].idx, + le16_to_cpu(fc)); rate_idx = info->control.rates[0].idx; /* if the rate isn't a well known legacy rate, take the lowest one */ diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c index 8021f6eec27f..e56e77ef5d2e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/iwlwifi/mvm/utils.c @@ -734,3 +734,40 @@ bool iwl_mvm_is_idle(struct iwl_mvm *mvm) return idle; } + +struct iwl_bss_iter_data { + struct ieee80211_vif *vif; + bool error; +}; + +static void iwl_mvm_bss_iface_iterator(void *_data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct iwl_bss_iter_data *data = _data; + + if (vif->type != NL80211_IFTYPE_STATION || vif->p2p) + return; + + if (data->vif) { + data->error = true; + return; + } + + data->vif = vif; +} + +struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm) +{ + struct iwl_bss_iter_data bss_iter_data = {}; + + ieee80211_iterate_active_interfaces_atomic( + mvm->hw, IEEE80211_IFACE_ITER_NORMAL, + iwl_mvm_bss_iface_iterator, &bss_iter_data); + + if (bss_iter_data.error) { + IWL_ERR(mvm, "More than one managed interface active!\n"); + return ERR_PTR(-EINVAL); + } + + return bss_iter_data.vif; +} diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 1393bac0025c..40a290603ead 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -133,7 +133,7 @@ static void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans) break; } - if (!page) + if (WARN_ON_ONCE(!page)) return; trans_pcie->fw_mon_page = page; @@ -174,6 +174,7 @@ static void iwl_pcie_apm_config(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); u16 lctl; + u16 cap; /* * HW bug W/A for instability in PCIe bus L0S->L1 transition. @@ -184,16 +185,17 @@ static void iwl_pcie_apm_config(struct iwl_trans *trans) * power savings, even without L1. */ pcie_capability_read_word(trans_pcie->pci_dev, PCI_EXP_LNKCTL, &lctl); - if (lctl & PCI_EXP_LNKCTL_ASPM_L1) { - /* L1-ASPM enabled; disable(!) L0S */ + if (lctl & PCI_EXP_LNKCTL_ASPM_L1) iwl_set_bit(trans, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED); - dev_info(trans->dev, "L1 Enabled; Disabling L0S\n"); - } else { - /* L1-ASPM disabled; enable(!) L0S */ + else iwl_clear_bit(trans, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED); - dev_info(trans->dev, "L1 Disabled; Enabling L0S\n"); - } trans->pm_support = !(lctl & PCI_EXP_LNKCTL_ASPM_L0S); + + pcie_capability_read_word(trans_pcie->pci_dev, PCI_EXP_DEVCTL2, &cap); + trans->ltr_enabled = cap & PCI_EXP_DEVCTL2_LTR_EN; + dev_info(trans->dev, "L1 %sabled - LTR %sabled\n", + (lctl & PCI_EXP_LNKCTL_ASPM_L1) ? "En" : "Dis", + trans->ltr_enabled ? "En" : "Dis"); } /* @@ -428,7 +430,7 @@ static int iwl_pcie_apm_stop_master(struct iwl_trans *trans) ret = iwl_poll_bit(trans, CSR_RESET, CSR_RESET_REG_FLAG_MASTER_DISABLED, CSR_RESET_REG_FLAG_MASTER_DISABLED, 100); - if (ret) + if (ret < 0) IWL_WARN(trans, "Master Disable Timed Out, 100 usec\n"); IWL_DEBUG_INFO(trans, "stop master\n"); @@ -544,7 +546,7 @@ static int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) msleep(25); } - IWL_DEBUG_INFO(trans, "got NIC after %d iterations\n", iter); + IWL_ERR(trans, "Couldn't prepare the card\n"); return ret; } @@ -745,14 +747,11 @@ static int iwl_pcie_load_given_ucode(struct iwl_trans *trans, int first_ucode_section; IWL_DEBUG_FW(trans, - "working with %s image\n", - image->is_secure ? "Secured" : "Non Secured"); - IWL_DEBUG_FW(trans, "working with %s CPU\n", image->is_dual_cpus ? "Dual" : "Single"); /* configure the ucode to be ready to get the secured image */ - if (image->is_secure) { + if (iwl_has_secure_boot(trans->hw_rev, trans->cfg->device_family)) { /* set secure boot inspector addresses */ iwl_write_prph(trans, LMPM_SECURE_INSPECTOR_CODE_ADDR, @@ -788,7 +787,8 @@ static int iwl_pcie_load_given_ucode(struct iwl_trans *trans, LMPM_SECURE_CPU2_HDR_MEM_SPACE); /* load to FW the binary sections of CPU2 */ - if (image->is_secure) + if (iwl_has_secure_boot(trans->hw_rev, + trans->cfg->device_family)) ret = iwl_pcie_load_cpu_secured_sections( trans, image, 2, &first_ucode_section); @@ -819,7 +819,7 @@ static int iwl_pcie_load_given_ucode(struct iwl_trans *trans, else iwl_write32(trans, CSR_RESET, 0); - if (image->is_secure) { + if (iwl_has_secure_boot(trans->hw_rev, trans->cfg->device_family)) { /* wait for image verification to complete */ ret = iwl_poll_prph_bit(trans, LMPM_SECURE_BOOT_CPU1_STATUS_ADDR, @@ -1021,14 +1021,6 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans, return 0; } - iwl_pcie_set_pwr(trans, false); - - val = iwl_read32(trans, CSR_RESET); - if (val & CSR_RESET_REG_FLAG_NEVO_RESET) { - *status = IWL_D3_STATUS_RESET; - return 0; - } - /* * Also enables interrupts - none will happen as the device doesn't * know we're waking it up, only when the opmode actually tells it @@ -1043,11 +1035,13 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); - if (ret) { + if (ret < 0) { IWL_ERR(trans, "Failed to resume the device (mac ready)\n"); return ret; } + iwl_pcie_set_pwr(trans, false); + iwl_trans_pcie_tx_reset(trans); ret = iwl_pcie_rx_init(trans); @@ -1056,7 +1050,12 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans, return ret; } - *status = IWL_D3_STATUS_ALIVE; + val = iwl_read32(trans, CSR_RESET); + if (val & CSR_RESET_REG_FLAG_NEVO_RESET) + *status = IWL_D3_STATUS_RESET; + else + *status = IWL_D3_STATUS_ALIVE; + return 0; } @@ -1765,6 +1764,13 @@ err: IWL_ERR(trans, "failed to create the trans debugfs entry\n"); return -ENOMEM; } +#else +static int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans, + struct dentry *dir) +{ + return 0; +} +#endif /*CONFIG_IWLWIFI_DEBUGFS */ static u32 iwl_trans_pcie_get_cmdlen(struct iwl_tfd *tfd) { @@ -2043,13 +2049,6 @@ struct iwl_trans_dump_data *iwl_trans_pcie_dump_data(struct iwl_trans *trans) return dump_data; } -#else -static int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans, - struct dentry *dir) -{ - return 0; -} -#endif /*CONFIG_IWLWIFI_DEBUGFS */ static const struct iwl_trans_ops trans_ops_pcie = { .start_hw = iwl_trans_pcie_start_hw, @@ -2086,9 +2085,7 @@ static const struct iwl_trans_ops trans_ops_pcie = { .release_nic_access = iwl_trans_pcie_release_nic_access, .set_bits_mask = iwl_trans_pcie_set_bits_mask, -#ifdef CONFIG_IWLWIFI_DEBUGFS .dump_data = iwl_trans_pcie_dump_data, -#endif }; struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c index 818b1edaaa9a..34f09ef90bb3 100644 --- a/drivers/net/wireless/libertas/cfg.c +++ b/drivers/net/wireless/libertas/cfg.c @@ -590,7 +590,6 @@ static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy, int chan_no = -1; const u8 *ssid = NULL; u8 ssid_len = 0; - DECLARE_SSID_BUF(ssid_buf); int len = get_unaligned_le16(pos); pos += 2; @@ -644,10 +643,8 @@ static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy, struct ieee80211_channel *channel = ieee80211_get_channel(wiphy, freq); - lbs_deb_scan("scan: %pM, capa %04x, chan %2d, %s, " - "%d dBm\n", - bssid, capa, chan_no, - print_ssid(ssid_buf, ssid, ssid_len), + lbs_deb_scan("scan: %pM, capa %04x, chan %2d, %*pE, %d dBm\n", + bssid, capa, chan_no, ssid_len, ssid, LBS_SCAN_RSSI_TO_MBM(rssi)/100); if (channel && @@ -1984,7 +1981,6 @@ static int lbs_join_ibss(struct wiphy *wiphy, struct net_device *dev, struct lbs_private *priv = wiphy_priv(wiphy); int ret = 0; struct cfg80211_bss *bss; - DECLARE_SSID_BUF(ssid_buf); if (dev == priv->mesh_dev) return -EOPNOTSUPP; diff --git a/drivers/net/wireless/libertas/mesh.c b/drivers/net/wireless/libertas/mesh.c index 01a67f62696f..d0c881dd5846 100644 --- a/drivers/net/wireless/libertas/mesh.c +++ b/drivers/net/wireless/libertas/mesh.c @@ -93,7 +93,6 @@ static int lbs_mesh_config(struct lbs_private *priv, uint16_t action, { struct cmd_ds_mesh_config cmd; struct mrvl_meshie *ie; - DECLARE_SSID_BUF(ssid); memset(&cmd, 0, sizeof(cmd)); cmd.channel = cpu_to_le16(chan); @@ -122,9 +121,9 @@ static int lbs_mesh_config(struct lbs_private *priv, uint16_t action, default: return -1; } - lbs_deb_cmd("mesh config action %d type %x channel %d SSID %s\n", - action, priv->mesh_tlv, chan, - print_ssid(ssid, priv->mesh_ssid, priv->mesh_ssid_len)); + lbs_deb_cmd("mesh config action %d type %x channel %d SSID %*pE\n", + action, priv->mesh_tlv, chan, priv->mesh_ssid_len, + priv->mesh_ssid); return __lbs_mesh_config_send(priv, &cmd, action, priv->mesh_tlv); } diff --git a/drivers/net/wireless/mwifiex/11n.h b/drivers/net/wireless/mwifiex/11n.h index 2ee268b632be..f275675cdbd3 100644 --- a/drivers/net/wireless/mwifiex/11n.h +++ b/drivers/net/wireless/mwifiex/11n.h @@ -84,6 +84,8 @@ mwifiex_is_amsdu_in_ampdu_allowed(struct mwifiex_private *priv, { struct mwifiex_tx_ba_stream_tbl *tx_tbl; + if (is_broadcast_ether_addr(ptr->ra)) + return false; tx_tbl = mwifiex_get_ba_tbl(priv, tid, ptr->ra); if (tx_tbl) return tx_tbl->amsdu; @@ -96,6 +98,8 @@ static inline u8 mwifiex_is_ampdu_allowed(struct mwifiex_private *priv, struct mwifiex_ra_list_tbl *ptr, int tid) { + if (is_broadcast_ether_addr(ptr->ra)) + return false; if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { return mwifiex_is_station_ampdu_allowed(priv, ptr, tid); } else { diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 71e29c7055de..17f0ee02d6e7 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -992,6 +992,52 @@ mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev, return mwifiex_dump_station_info(priv, sinfo); } +static int +mwifiex_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *dev, + int idx, struct survey_info *survey) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + struct mwifiex_chan_stats *pchan_stats = priv->adapter->chan_stats; + enum ieee80211_band band; + + dev_dbg(priv->adapter->dev, "dump_survey idx=%d\n", idx); + + memset(survey, 0, sizeof(struct survey_info)); + + if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && + priv->media_connected && idx == 0) { + u8 curr_bss_band = priv->curr_bss_params.band; + u32 chan = priv->curr_bss_params.bss_descriptor.channel; + + band = mwifiex_band_to_radio_type(curr_bss_band); + survey->channel = ieee80211_get_channel(wiphy, + ieee80211_channel_to_frequency(chan, band)); + + if (priv->bcn_nf_last) { + survey->filled = SURVEY_INFO_NOISE_DBM; + survey->noise = priv->bcn_nf_last; + } + return 0; + } + + if (idx >= priv->adapter->num_in_chan_stats) + return -ENOENT; + + if (!pchan_stats[idx].cca_scan_dur) + return 0; + + band = pchan_stats[idx].bandcfg; + survey->channel = ieee80211_get_channel(wiphy, + ieee80211_channel_to_frequency(pchan_stats[idx].chan_num, band)); + survey->filled = SURVEY_INFO_NOISE_DBM | + SURVEY_INFO_CHANNEL_TIME | SURVEY_INFO_CHANNEL_TIME_BUSY; + survey->noise = pchan_stats[idx].noise; + survey->channel_time = pchan_stats[idx].cca_scan_dur; + survey->channel_time_busy = pchan_stats[idx].cca_busy_dur; + + return 0; +} + /* Supported rates to be advertised to the cfg80211 */ static struct ieee80211_rate mwifiex_rates[] = { {.bitrate = 10, .hw_value = 2, }, @@ -1760,6 +1806,10 @@ mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, dev_dbg(priv->adapter->dev, "info: associated to bssid %pM successfully\n", priv->cfg_bssid); + if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + priv->adapter->auto_tdls && + priv->bss_type == MWIFIEX_BSS_TYPE_STA) + mwifiex_setup_auto_tdls_timer(priv); } else { dev_dbg(priv->adapter->dev, "info: association to bssid %pM failed\n", @@ -2631,11 +2681,13 @@ mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, dev_dbg(priv->adapter->dev, "Send TDLS Setup Request to %pM status_code=%d\n", peer, status_code); + mwifiex_add_auto_tdls_peer(priv, peer); ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, dialog_token, status_code, extra_ies, extra_ies_len); break; case WLAN_TDLS_SETUP_RESPONSE: + mwifiex_add_auto_tdls_peer(priv, peer); dev_dbg(priv->adapter->dev, "Send TDLS Setup Response to %pM status_code=%d\n", peer, status_code); @@ -2780,6 +2832,7 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = { .disconnect = mwifiex_cfg80211_disconnect, .get_station = mwifiex_cfg80211_get_station, .dump_station = mwifiex_cfg80211_dump_station, + .dump_survey = mwifiex_cfg80211_dump_survey, .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params, .join_ibss = mwifiex_cfg80211_join_ibss, .leave_ibss = mwifiex_cfg80211_leave_ibss, @@ -2841,6 +2894,25 @@ static const struct wiphy_coalesce_support mwifiex_coalesce_support = { .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, }; +int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter) +{ + u32 n_channels_bg, n_channels_a = 0; + + n_channels_bg = mwifiex_band_2ghz.n_channels; + + if (adapter->config_bands & BAND_A) + n_channels_a = mwifiex_band_5ghz.n_channels; + + adapter->num_in_chan_stats = max_t(u32, n_channels_bg, n_channels_a); + adapter->chan_stats = vmalloc(sizeof(*adapter->chan_stats) * + adapter->num_in_chan_stats); + + if (!adapter->chan_stats) + return -ENOMEM; + + return 0; +} + /* * This function registers the device with CFG802.11 subsystem. * diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h index e0d00a7f0ec3..fc0b1ed80a6a 100644 --- a/drivers/net/wireless/mwifiex/decl.h +++ b/drivers/net/wireless/mwifiex/decl.h @@ -85,6 +85,11 @@ #define MWIFIEX_TDLS_CREATE_LINK 0x02 #define MWIFIEX_TDLS_CONFIG_LINK 0x03 +#define MWIFIEX_TDLS_RSSI_HIGH 50 +#define MWIFIEX_TDLS_RSSI_LOW 55 +#define MWIFIEX_TDLS_MAX_FAIL_COUNT 4 +#define MWIFIEX_AUTO_TDLS_IDLE_TIME 10 + enum mwifiex_bss_type { MWIFIEX_BSS_TYPE_STA = 0, MWIFIEX_BSS_TYPE_UAP = 1, @@ -185,4 +190,14 @@ struct mwifiex_arp_eth_header { u8 ar_tha[ETH_ALEN]; u8 ar_tip[4]; } __packed; + +struct mwifiex_chan_stats { + u8 chan_num; + u8 bandcfg; + u8 flags; + s8 noise; + u16 total_bss; + u16 cca_scan_dur; + u16 cca_busy_dur; +} __packed; #endif /* !_MWIFIEX_DECL_H_ */ diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index 1eb61739071f..e095f371545a 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -172,6 +172,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER { #define TLV_TYPE_TDLS_IDLE_TIMEOUT (PROPRIETARY_TLV_BASE_ID + 194) #define TLV_TYPE_SCAN_CHANNEL_GAP (PROPRIETARY_TLV_BASE_ID + 197) #define TLV_TYPE_API_REV (PROPRIETARY_TLV_BASE_ID + 199) +#define TLV_TYPE_CHANNEL_STATS (PROPRIETARY_TLV_BASE_ID + 198) #define MWIFIEX_TX_DATA_BUF_SIZE_2K 2048 @@ -583,6 +584,7 @@ struct rxpd { * [Bit 7] Reserved */ u8 ht_info; + u8 reserved[3]; u8 flags; } __packed; @@ -611,6 +613,16 @@ struct uap_rxpd { u8 reserved1; }; +struct mwifiex_fw_chan_stats { + u8 chan_num; + u8 bandcfg; + u8 flags; + s8 noise; + __le16 total_bss; + __le16 cca_scan_dur; + __le16 cca_busy_dur; +} __packed; + enum mwifiex_chan_scan_mode_bitmasks { MWIFIEX_PASSIVE_SCAN = BIT(0), MWIFIEX_DISABLE_CHAN_FILT = BIT(1), @@ -660,6 +672,11 @@ struct mwifiex_ie_types_scan_chan_gap { __le16 chan_gap; } __packed; +struct mwifiex_ietypes_chanstats { + struct mwifiex_ie_types_header header; + struct mwifiex_fw_chan_stats chanstats[0]; +} __packed; + struct mwifiex_ie_types_wildcard_ssid_params { struct mwifiex_ie_types_header header; u8 max_ssid_length; diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c index 580aa45ec4bc..cc15ab81aa66 100644 --- a/drivers/net/wireless/mwifiex/init.c +++ b/drivers/net/wireless/mwifiex/init.c @@ -137,6 +137,7 @@ int mwifiex_init_priv(struct mwifiex_private *priv) priv->csa_expire_time = 0; priv->del_list_idx = 0; priv->hs2_enabled = false; + priv->check_tdls_tx = false; memcpy(priv->tos_to_tid_inv, tos_to_tid_inv, MAX_NUM_TID); return mwifiex_add_bss_prio_tbl(priv); @@ -366,6 +367,7 @@ static void mwifiex_free_lock_list(struct mwifiex_adapter *adapter) list_del(&priv->tx_ba_stream_tbl_ptr); list_del(&priv->rx_reorder_tbl_ptr); list_del(&priv->sta_list); + list_del(&priv->auto_tdls_list); } } } @@ -434,6 +436,7 @@ int mwifiex_init_lock_list(struct mwifiex_adapter *adapter) spin_lock_init(&priv->wmm.ra_list_spinlock); spin_lock_init(&priv->curr_bcn_buf_lock); spin_lock_init(&priv->sta_list_spinlock); + spin_lock_init(&priv->auto_tdls_lock); } } @@ -449,7 +452,6 @@ int mwifiex_init_lock_list(struct mwifiex_adapter *adapter) spin_lock_init(&adapter->scan_pending_q_lock); spin_lock_init(&adapter->rx_proc_lock); - skb_queue_head_init(&adapter->usb_rx_data_q); skb_queue_head_init(&adapter->rx_data_q); for (i = 0; i < adapter->priv_num; ++i) { @@ -466,6 +468,7 @@ int mwifiex_init_lock_list(struct mwifiex_adapter *adapter) INIT_LIST_HEAD(&priv->tx_ba_stream_tbl_ptr); INIT_LIST_HEAD(&priv->rx_reorder_tbl_ptr); INIT_LIST_HEAD(&priv->sta_list); + INIT_LIST_HEAD(&priv->auto_tdls_list); skb_queue_head_init(&priv->tdls_txq); spin_lock_init(&priv->tx_ba_stream_tbl_lock); @@ -646,6 +649,7 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) if (adapter->priv[i]) { priv = adapter->priv[i]; + mwifiex_clean_auto_tdls(priv); mwifiex_clean_txrx(priv); mwifiex_delete_bss_prio_tbl(priv); } @@ -668,19 +672,6 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) spin_lock(&adapter->mwifiex_lock); - if (adapter->if_ops.data_complete) { - while ((skb = skb_dequeue(&adapter->usb_rx_data_q))) { - struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); - - priv = adapter->priv[rx_info->bss_num]; - if (priv) - priv->stats.rx_dropped++; - - dev_kfree_skb_any(skb); - adapter->if_ops.data_complete(adapter); - } - } - mwifiex_adapter_cleanup(adapter); spin_unlock(&adapter->mwifiex_lock); diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c index 8d6c25908b6d..411a6c2f4aca 100644 --- a/drivers/net/wireless/mwifiex/join.c +++ b/drivers/net/wireless/mwifiex/join.c @@ -880,9 +880,7 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, /* Set Capability info */ bss_desc->cap_info_bitmap |= WLAN_CAPABILITY_IBSS; - tmp_cap = le16_to_cpu(adhoc_start->cap_info_bitmap); - tmp_cap &= ~WLAN_CAPABILITY_ESS; - tmp_cap |= WLAN_CAPABILITY_IBSS; + tmp_cap = WLAN_CAPABILITY_IBSS; /* Set up privacy in bss_desc */ if (priv->sec_info.encryption_mode) { diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index d5070c444fe1..0e50120eb807 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -28,6 +28,11 @@ const char driver_version[] = "mwifiex " VERSION " (%s) "; static char *cal_data_cfg; module_param(cal_data_cfg, charp, 0); +static unsigned short driver_mode; +module_param(driver_mode, ushort, 0); +MODULE_PARM_DESC(driver_mode, + "station=0x1(default), ap-sta=0x3, station-p2p=0x5, ap-sta-p2p=0x7"); + /* * This function registers the device and performs all the necessary * initializations. @@ -122,6 +127,7 @@ static int mwifiex_unregister(struct mwifiex_adapter *adapter) } } + vfree(adapter->chan_stats); kfree(adapter); return 0; } @@ -145,6 +151,8 @@ static int mwifiex_process_rx(struct mwifiex_adapter *adapter) atomic_dec(&adapter->rx_pending); if (adapter->delay_main_work && (atomic_read(&adapter->rx_pending) < LOW_RX_PENDING)) { + if (adapter->if_ops.submit_rem_rx_urbs) + adapter->if_ops.submit_rem_rx_urbs(adapter); adapter->delay_main_work = false; queue_work(adapter->workqueue, &adapter->main_work); } @@ -177,7 +185,6 @@ int mwifiex_main_process(struct mwifiex_adapter *adapter) { int ret = 0; unsigned long flags; - struct sk_buff *skb; spin_lock_irqsave(&adapter->main_proc_lock, flags); @@ -252,11 +259,6 @@ process_start: } } - /* Check Rx data for USB */ - if (adapter->iface_type == MWIFIEX_USB) - while ((skb = skb_dequeue(&adapter->usb_rx_data_q))) - mwifiex_handle_rx_packet(adapter, skb); - /* Check for event */ if (adapter->event_received) { adapter->event_received = false; @@ -447,6 +449,16 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context) goto err_init_fw; } + if (mwifiex_init_channel_scan_gap(adapter)) { + dev_err(adapter->dev, "could not init channel stats table\n"); + goto err_init_fw; + } + + if (driver_mode) { + driver_mode &= MWIFIEX_DRIVER_MODE_BITMASK; + driver_mode |= MWIFIEX_DRIVER_MODE_STA; + } + rtnl_lock(); /* Create station interface by default */ wdev = mwifiex_add_virtual_intf(adapter->wiphy, "mlan%d", @@ -456,6 +468,28 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context) rtnl_unlock(); goto err_add_intf; } + + if (driver_mode & MWIFIEX_DRIVER_MODE_UAP) { + wdev = mwifiex_add_virtual_intf(adapter->wiphy, "uap%d", + NL80211_IFTYPE_AP, NULL, NULL); + if (IS_ERR(wdev)) { + dev_err(adapter->dev, "cannot create AP interface\n"); + rtnl_unlock(); + goto err_add_intf; + } + } + + if (driver_mode & MWIFIEX_DRIVER_MODE_P2P) { + wdev = mwifiex_add_virtual_intf(adapter->wiphy, "p2p%d", + NL80211_IFTYPE_P2P_CLIENT, NULL, + NULL); + if (IS_ERR(wdev)) { + dev_err(adapter->dev, + "cannot create p2p client interface\n"); + rtnl_unlock(); + goto err_add_intf; + } + } rtnl_unlock(); mwifiex_drv_get_driver_version(adapter, fmt, sizeof(fmt) - 1); @@ -628,6 +662,13 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) */ __net_timestamp(skb); + if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + priv->bss_type == MWIFIEX_BSS_TYPE_STA && + !ether_addr_equal_unaligned(priv->cfg_bssid, skb->data)) { + if (priv->adapter->auto_tdls && priv->check_tdls_tx) + mwifiex_tdls_check_tx(priv, skb); + } + mwifiex_queue_tx_pkt(priv, skb); return 0; @@ -858,7 +899,7 @@ mwifiex_add_card(void *card, struct semaphore *sem, adapter->cmd_wait_q.status = 0; adapter->scan_wait_q_woken = false; - if (num_possible_cpus() > 1) { + if ((num_possible_cpus() > 1) || adapter->iface_type == MWIFIEX_USB) { adapter->rx_work_enabled = true; pr_notice("rx work enabled, cpus %d\n", num_possible_cpus()); } diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index e2635747d966..51a67f34c8cb 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -48,6 +48,11 @@ enum { MWIFIEX_SYNC_CMD }; +#define MWIFIEX_DRIVER_MODE_STA BIT(0) +#define MWIFIEX_DRIVER_MODE_UAP BIT(1) +#define MWIFIEX_DRIVER_MODE_P2P BIT(2) +#define MWIFIEX_DRIVER_MODE_BITMASK (BIT(0) | BIT(1) | BIT(2)) + #define MWIFIEX_MAX_AP 64 #define MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT (5 * HZ) @@ -106,10 +111,7 @@ enum { */ #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \ adapter->event_received || \ - ((adapter->iface_type != MWIFIEX_USB) && \ - adapter->data_received) || \ - ((adapter->iface_type == MWIFIEX_USB) && \ - !skb_queue_empty(&adapter->usb_rx_data_q))) + adapter->data_received) #define MWIFIEX_TYPE_CMD 1 #define MWIFIEX_TYPE_DATA 0 @@ -504,8 +506,11 @@ struct mwifiex_private { struct mwifiex_wmm_desc wmm; atomic_t wmm_tx_pending[IEEE80211_NUM_ACS]; struct list_head sta_list; - /* spin lock for associated station list */ + /* spin lock for associated station/TDLS peers list */ spinlock_t sta_list_spinlock; + struct list_head auto_tdls_list; + /* spin lock for auto TDLS peer list */ + spinlock_t auto_tdls_lock; struct list_head tx_ba_stream_tbl_ptr; /* spin lock for tx_ba_stream_tbl_ptr queue */ spinlock_t tx_ba_stream_tbl_lock; @@ -570,6 +575,9 @@ struct mwifiex_private { bool hs2_enabled; struct station_parameters *sta_params; struct sk_buff_head tdls_txq; + u8 check_tdls_tx; + struct timer_list auto_tdls_timer; + bool auto_tdls_timer_active; }; enum mwifiex_ba_status { @@ -669,6 +677,17 @@ struct mwifiex_sta_node { struct mwifiex_tdls_capab tdls_cap; }; +struct mwifiex_auto_tdls_peer { + struct list_head list; + u8 mac_addr[ETH_ALEN]; + u8 tdls_status; + int rssi; + long rssi_jiffies; + u8 failure_count; + u8 do_discover; + u8 do_setup; +}; + struct mwifiex_if_ops { int (*init_if) (struct mwifiex_adapter *); void (*cleanup_if) (struct mwifiex_adapter *); @@ -689,13 +708,13 @@ struct mwifiex_if_ops { void (*cleanup_mpa_buf) (struct mwifiex_adapter *); int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *); int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *); - int (*data_complete) (struct mwifiex_adapter *); int (*init_fw_port) (struct mwifiex_adapter *); int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *); void (*card_reset) (struct mwifiex_adapter *); void (*fw_dump)(struct mwifiex_adapter *); int (*clean_pcie_ring) (struct mwifiex_adapter *adapter); void (*iface_work)(struct work_struct *work); + void (*submit_rem_rx_urbs)(struct mwifiex_adapter *adapter); }; struct mwifiex_adapter { @@ -766,7 +785,6 @@ struct mwifiex_adapter { spinlock_t scan_pending_q_lock; /* spin lock for RX processing routine */ spinlock_t rx_proc_lock; - struct sk_buff_head usb_rx_data_q; u32 scan_processing; u16 region_code; struct mwifiex_802_11d_domain_reg domain_reg; @@ -844,6 +862,10 @@ struct mwifiex_adapter { u8 curr_mem_idx; bool scan_chan_gap_enabled; struct sk_buff_head rx_data_q; + struct mwifiex_chan_stats *chan_stats; + u32 num_in_chan_stats; + int survey_idx; + bool auto_tdls; }; int mwifiex_init_lock_list(struct mwifiex_adapter *adapter); @@ -1030,7 +1052,8 @@ void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv); int mwifiex_cmd_802_11_scan_ext(struct mwifiex_private *priv, struct host_cmd_ds_command *cmd, void *data_buf); -int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv); +int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp); int mwifiex_handle_event_ext_scan_report(struct mwifiex_private *priv, void *buf); @@ -1300,6 +1323,17 @@ u8 mwifiex_get_center_freq_index(struct mwifiex_private *priv, u8 band, u32 pri_chan, u8 chan_bw); int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter); +int mwifiex_tdls_check_tx(struct mwifiex_private *priv, struct sk_buff *skb); +void mwifiex_flush_auto_tdls_list(struct mwifiex_private *priv); +void mwifiex_auto_tdls_update_peer_status(struct mwifiex_private *priv, + const u8 *mac, u8 link_status); +void mwifiex_auto_tdls_update_peer_signal(struct mwifiex_private *priv, + u8 *mac, s8 snr, s8 nflr); +void mwifiex_check_auto_tdls(unsigned long context); +void mwifiex_add_auto_tdls_peer(struct mwifiex_private *priv, const u8 *mac); +void mwifiex_setup_auto_tdls_timer(struct mwifiex_private *priv); +void mwifiex_clean_auto_tdls(struct mwifiex_private *priv); + #ifdef CONFIG_DEBUG_FS void mwifiex_debugfs_init(void); void mwifiex_debugfs_remove(void); diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index ca64d4c94112..3a17821157d7 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -1755,6 +1755,7 @@ static void mwifiex_complete_scan(struct mwifiex_private *priv) { struct mwifiex_adapter *adapter = priv->adapter; + adapter->survey_idx = 0; if (adapter->curr_cmd->wait_q_enabled) { adapter->cmd_wait_q.status = 0; if (!priv->scan_request) { @@ -1976,10 +1977,53 @@ int mwifiex_cmd_802_11_scan_ext(struct mwifiex_private *priv, return 0; } +static void +mwifiex_update_chan_statistics(struct mwifiex_private *priv, + struct mwifiex_ietypes_chanstats *tlv_stat) +{ + struct mwifiex_adapter *adapter = priv->adapter; + u8 i, num_chan; + struct mwifiex_fw_chan_stats *fw_chan_stats; + struct mwifiex_chan_stats chan_stats; + + fw_chan_stats = (void *)((u8 *)tlv_stat + + sizeof(struct mwifiex_ie_types_header)); + num_chan = le16_to_cpu(tlv_stat->header.len) / + sizeof(struct mwifiex_chan_stats); + + for (i = 0 ; i < num_chan; i++) { + chan_stats.chan_num = fw_chan_stats->chan_num; + chan_stats.bandcfg = fw_chan_stats->bandcfg; + chan_stats.flags = fw_chan_stats->flags; + chan_stats.noise = fw_chan_stats->noise; + chan_stats.total_bss = le16_to_cpu(fw_chan_stats->total_bss); + chan_stats.cca_scan_dur = + le16_to_cpu(fw_chan_stats->cca_scan_dur); + chan_stats.cca_busy_dur = + le16_to_cpu(fw_chan_stats->cca_busy_dur); + dev_dbg(adapter->dev, + "chan=%d, noise=%d, total_network=%d scan_duration=%d, busy_duration=%d\n", + chan_stats.chan_num, + chan_stats.noise, + chan_stats.total_bss, + chan_stats.cca_scan_dur, + chan_stats.cca_busy_dur); + memcpy(&adapter->chan_stats[adapter->survey_idx++], &chan_stats, + sizeof(struct mwifiex_chan_stats)); + fw_chan_stats++; + } +} + /* This function handles the command response of extended scan */ -int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv) +int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) { struct mwifiex_adapter *adapter = priv->adapter; + struct host_cmd_ds_802_11_scan_ext *ext_scan_resp; + struct mwifiex_ie_types_header *tlv; + struct mwifiex_ietypes_chanstats *tlv_stat; + u16 buf_left, type, len; + struct host_cmd_ds_command *cmd_ptr; struct cmd_ctrl_node *cmd_node; unsigned long cmd_flags, scan_flags; @@ -1987,6 +2031,36 @@ int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv) dev_dbg(priv->adapter->dev, "info: EXT scan returns successfully\n"); + ext_scan_resp = &resp->params.ext_scan; + + tlv = (void *)ext_scan_resp->tlv_buffer; + buf_left = le16_to_cpu(resp->size) - (sizeof(*ext_scan_resp) + S_DS_GEN + - 1); + + while (buf_left >= sizeof(struct mwifiex_ie_types_header)) { + type = le16_to_cpu(tlv->type); + len = le16_to_cpu(tlv->len); + + if (buf_left < (sizeof(struct mwifiex_ie_types_header) + len)) { + dev_err(adapter->dev, + "error processing scan response TLVs"); + break; + } + + switch (type) { + case TLV_TYPE_CHANNEL_STATS: + tlv_stat = (void *)tlv; + mwifiex_update_chan_statistics(priv, tlv_stat); + break; + default: + break; + } + + buf_left -= len + sizeof(struct mwifiex_ie_types_header); + tlv = (void *)((u8 *)tlv + len + + sizeof(struct mwifiex_ie_types_header)); + } + spin_lock_irqsave(&adapter->cmd_pending_q_lock, cmd_flags); spin_lock_irqsave(&adapter->scan_pending_q_lock, scan_flags); if (list_empty(&adapter->scan_pending_q)) { diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c index b25766b43b9f..933dae137850 100644 --- a/drivers/net/wireless/mwifiex/sdio.c +++ b/drivers/net/wireless/mwifiex/sdio.c @@ -106,6 +106,7 @@ mwifiex_sdio_probe(struct sdio_func *func, const struct sdio_device_id *id) card->mp_tx_agg_buf_size = data->mp_tx_agg_buf_size; card->mp_rx_agg_buf_size = data->mp_rx_agg_buf_size; card->supports_fw_dump = data->supports_fw_dump; + card->auto_tdls = data->auto_tdls; } sdio_claim_host(func); @@ -1880,6 +1881,7 @@ static int mwifiex_init_sdio(struct mwifiex_adapter *adapter) return -1; } + adapter->auto_tdls = card->auto_tdls; return ret; } diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h index 20cd9adc98d3..54c07156dd78 100644 --- a/drivers/net/wireless/mwifiex/sdio.h +++ b/drivers/net/wireless/mwifiex/sdio.h @@ -246,6 +246,7 @@ struct sdio_mmc_card { u8 curr_wr_port; u8 *mp_regs; + u8 auto_tdls; struct mwifiex_sdio_mpa_tx mpa_tx; struct mwifiex_sdio_mpa_rx mpa_rx; @@ -262,6 +263,7 @@ struct mwifiex_sdio_device { u16 tx_buf_size; u32 mp_tx_agg_buf_size; u32 mp_rx_agg_buf_size; + u8 auto_tdls; }; static const struct mwifiex_sdio_card_reg mwifiex_reg_sd87xx = { @@ -387,6 +389,7 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8786 = { .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .supports_fw_dump = false, + .auto_tdls = false, }; static const struct mwifiex_sdio_device mwifiex_sdio_sd8787 = { @@ -400,6 +403,7 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8787 = { .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .supports_fw_dump = false, + .auto_tdls = false, }; static const struct mwifiex_sdio_device mwifiex_sdio_sd8797 = { @@ -413,6 +417,7 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8797 = { .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, .supports_fw_dump = false, + .auto_tdls = false, }; static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = { @@ -426,6 +431,7 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = { .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, .supports_fw_dump = true, + .auto_tdls = false, }; static const struct mwifiex_sdio_device mwifiex_sdio_sd8887 = { @@ -439,6 +445,7 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8887 = { .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, .supports_fw_dump = false, + .auto_tdls = true, }; /* diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c index 4aad44685f8d..b65e1014b0fc 100644 --- a/drivers/net/wireless/mwifiex/sta_cmdresp.c +++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c @@ -983,7 +983,7 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, adapter->curr_cmd->wait_q_enabled = false; break; case HostCmd_CMD_802_11_SCAN_EXT: - ret = mwifiex_ret_802_11_scan_ext(priv); + ret = mwifiex_ret_802_11_scan_ext(priv, resp); adapter->curr_cmd->wait_q_enabled = false; break; case HostCmd_CMD_802_11_BG_SCAN_QUERY: diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index f1c240eca0cd..204ecc8faa5b 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -55,9 +55,13 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason_code) priv->scan_block = false; if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && - ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info)) + ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info)) { mwifiex_disable_all_tdls_links(priv); + if (priv->adapter->auto_tdls) + mwifiex_clean_auto_tdls(priv); + } + /* Free Tx and Rx packets, report disconnect to upper layer */ mwifiex_clean_txrx(priv); @@ -163,9 +167,6 @@ static int mwifiex_parse_tdls_event(struct mwifiex_private *priv, NL80211_TDLS_TEARDOWN, le16_to_cpu(tdls_evt->u.reason_code), GFP_KERNEL); - ret = mwifiex_tdls_oper(priv, tdls_evt->peer_mac, - MWIFIEX_TDLS_DISABLE_LINK); - queue_work(adapter->workqueue, &adapter->main_work); break; default: break; diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index 92f3eb839866..1626868a4b5c 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -1026,12 +1026,12 @@ mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version, int max_len) { union { - u32 l; + __le32 l; u8 c[4]; } ver; char fw_ver[32]; - ver.l = adapter->fw_release_number; + ver.l = cpu_to_le32(adapter->fw_release_number); sprintf(fw_ver, "%u.%u.%u.p%u", ver.c[2], ver.c[1], ver.c[0], ver.c[3]); snprintf(version, max_len, driver_version, fw_ver); diff --git a/drivers/net/wireless/mwifiex/sta_rx.c b/drivers/net/wireless/mwifiex/sta_rx.c index 9ceb1dbe34c5..c2ad3b63ae70 100644 --- a/drivers/net/wireless/mwifiex/sta_rx.c +++ b/drivers/net/wireless/mwifiex/sta_rx.c @@ -232,6 +232,9 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_private *priv, if (sta_ptr) sta_ptr->rx_seq[local_rx_pd->priority] = le16_to_cpu(local_rx_pd->seq_num); + mwifiex_auto_tdls_update_peer_signal(priv, ta, + local_rx_pd->snr, + local_rx_pd->nf); } } else { if (rx_pkt_type != PKT_TYPE_BAR) diff --git a/drivers/net/wireless/mwifiex/tdls.c b/drivers/net/wireless/mwifiex/tdls.c index e2949077f5b5..22884b429be7 100644 --- a/drivers/net/wireless/mwifiex/tdls.c +++ b/drivers/net/wireless/mwifiex/tdls.c @@ -24,6 +24,7 @@ #define TDLS_REQ_FIX_LEN 6 #define TDLS_RESP_FIX_LEN 8 #define TDLS_CONFIRM_FIX_LEN 6 +#define MWIFIEX_TDLS_WMM_INFO_SIZE 7 static void mwifiex_restore_tdls_packets(struct mwifiex_private *priv, const u8 *mac, u8 status) @@ -367,6 +368,55 @@ static void mwifiex_tdls_add_qos_capab(struct sk_buff *skb) *pos++ = MWIFIEX_TDLS_DEF_QOS_CAPAB; } +static void +mwifiex_tdls_add_wmm_param_ie(struct mwifiex_private *priv, struct sk_buff *skb) +{ + struct ieee80211_wmm_param_ie *wmm; + u8 ac_vi[] = {0x42, 0x43, 0x5e, 0x00}; + u8 ac_vo[] = {0x62, 0x32, 0x2f, 0x00}; + u8 ac_be[] = {0x03, 0xa4, 0x00, 0x00}; + u8 ac_bk[] = {0x27, 0xa4, 0x00, 0x00}; + + wmm = (void *)skb_put(skb, sizeof(*wmm)); + memset(wmm, 0, sizeof(*wmm)); + + wmm->element_id = WLAN_EID_VENDOR_SPECIFIC; + wmm->len = sizeof(*wmm) - 2; + wmm->oui[0] = 0x00; /* Microsoft OUI 00:50:F2 */ + wmm->oui[1] = 0x50; + wmm->oui[2] = 0xf2; + wmm->oui_type = 2; /* WME */ + wmm->oui_subtype = 1; /* WME param */ + wmm->version = 1; /* WME ver */ + wmm->qos_info = 0; /* U-APSD not in use */ + + /* use default WMM AC parameters for TDLS link*/ + memcpy(&wmm->ac[0], ac_be, sizeof(ac_be)); + memcpy(&wmm->ac[1], ac_bk, sizeof(ac_bk)); + memcpy(&wmm->ac[2], ac_vi, sizeof(ac_vi)); + memcpy(&wmm->ac[3], ac_vo, sizeof(ac_vo)); +} + +static void +mwifiex_add_wmm_info_ie(struct mwifiex_private *priv, struct sk_buff *skb, + u8 qosinfo) +{ + u8 *buf; + + buf = (void *)skb_put(skb, MWIFIEX_TDLS_WMM_INFO_SIZE + + sizeof(struct ieee_types_header)); + + *buf++ = WLAN_EID_VENDOR_SPECIFIC; + *buf++ = 7; /* len */ + *buf++ = 0x00; /* Microsoft OUI 00:50:F2 */ + *buf++ = 0x50; + *buf++ = 0xf2; + *buf++ = 2; /* WME */ + *buf++ = 0; /* WME info */ + *buf++ = 1; /* WME ver */ + *buf++ = qosinfo; /* U-APSD no in use */ +} + static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv, const u8 *peer, u8 action_code, u8 dialog_token, @@ -421,6 +471,7 @@ static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv, mwifiex_tdls_add_ext_capab(priv, skb); mwifiex_tdls_add_qos_capab(skb); + mwifiex_add_wmm_info_ie(priv, skb, 0); break; case WLAN_TDLS_SETUP_RESPONSE: @@ -458,6 +509,7 @@ static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv, mwifiex_tdls_add_ext_capab(priv, skb); mwifiex_tdls_add_qos_capab(skb); + mwifiex_add_wmm_info_ie(priv, skb, 0); break; case WLAN_TDLS_SETUP_CONFIRM: @@ -466,6 +518,8 @@ static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv, skb_put(skb, sizeof(tf->u.setup_cfm)); tf->u.setup_cfm.status_code = cpu_to_le16(status_code); tf->u.setup_cfm.dialog_token = dialog_token; + + mwifiex_tdls_add_wmm_param_ie(priv, skb); if (priv->adapter->is_hw_11ac_capable) { ret = mwifiex_tdls_add_vht_oper(priv, peer, skb); if (ret) { @@ -544,6 +598,7 @@ int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv, const u8 *peer, sizeof(struct ieee_types_bss_co_2040) + sizeof(struct ieee80211_ht_operation) + sizeof(struct ieee80211_tdls_lnkie) + + sizeof(struct ieee80211_wmm_param_ie) + extra_ies_len; if (priv->adapter->is_hw_11ac_capable) @@ -973,6 +1028,7 @@ mwifiex_tdls_process_disable_link(struct mwifiex_private *priv, const u8 *peer) } mwifiex_restore_tdls_packets(priv, peer, TDLS_LINK_TEARDOWN); + mwifiex_auto_tdls_update_peer_status(priv, peer, TDLS_NOT_SETUP); memcpy(&tdls_oper.peer_mac, peer, ETH_ALEN); tdls_oper.tdls_action = MWIFIEX_TDLS_DISABLE_LINK; return mwifiex_send_cmd(priv, HostCmd_CMD_TDLS_OPER, @@ -1017,6 +1073,8 @@ mwifiex_tdls_process_enable_link(struct mwifiex_private *priv, const u8 *peer) memset(sta_ptr->rx_seq, 0xff, sizeof(sta_ptr->rx_seq)); mwifiex_restore_tdls_packets(priv, peer, TDLS_SETUP_COMPLETE); + mwifiex_auto_tdls_update_peer_status(priv, peer, + TDLS_SETUP_COMPLETE); } else { dev_dbg(priv->adapter->dev, "tdls: enable link %pM failed\n", peer); @@ -1030,6 +1088,8 @@ mwifiex_tdls_process_enable_link(struct mwifiex_private *priv, const u8 *peer) mwifiex_del_sta_entry(priv, peer); } mwifiex_restore_tdls_packets(priv, peer, TDLS_LINK_TEARDOWN); + mwifiex_auto_tdls_update_peer_status(priv, peer, + TDLS_NOT_SETUP); return -1; } @@ -1097,3 +1157,231 @@ void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv) mwifiex_del_all_sta_list(priv); } + +int mwifiex_tdls_check_tx(struct mwifiex_private *priv, struct sk_buff *skb) +{ + struct mwifiex_auto_tdls_peer *peer; + unsigned long flags; + u8 mac[ETH_ALEN]; + + ether_addr_copy(mac, skb->data); + + spin_lock_irqsave(&priv->auto_tdls_lock, flags); + list_for_each_entry(peer, &priv->auto_tdls_list, list) { + if (!memcmp(mac, peer->mac_addr, ETH_ALEN)) { + if (peer->rssi <= MWIFIEX_TDLS_RSSI_HIGH && + peer->tdls_status == TDLS_NOT_SETUP && + (peer->failure_count < + MWIFIEX_TDLS_MAX_FAIL_COUNT)) { + peer->tdls_status = TDLS_SETUP_INPROGRESS; + dev_dbg(priv->adapter->dev, + "setup TDLS link, peer=%pM rssi=%d\n", + peer->mac_addr, peer->rssi); + + cfg80211_tdls_oper_request(priv->netdev, + peer->mac_addr, + NL80211_TDLS_SETUP, + 0, GFP_ATOMIC); + peer->do_setup = false; + priv->check_tdls_tx = false; + } else if (peer->failure_count < + MWIFIEX_TDLS_MAX_FAIL_COUNT && + peer->do_discover) { + mwifiex_send_tdls_data_frame(priv, + peer->mac_addr, + WLAN_TDLS_DISCOVERY_REQUEST, + 1, 0, NULL, 0); + peer->do_discover = false; + } + } + } + spin_unlock_irqrestore(&priv->auto_tdls_lock, flags); + + return 0; +} + +void mwifiex_flush_auto_tdls_list(struct mwifiex_private *priv) +{ + struct mwifiex_auto_tdls_peer *peer, *tmp_node; + unsigned long flags; + + spin_lock_irqsave(&priv->auto_tdls_lock, flags); + list_for_each_entry_safe(peer, tmp_node, &priv->auto_tdls_list, list) { + list_del(&peer->list); + kfree(peer); + } + + INIT_LIST_HEAD(&priv->auto_tdls_list); + spin_unlock_irqrestore(&priv->auto_tdls_lock, flags); + priv->check_tdls_tx = false; +} + +void mwifiex_add_auto_tdls_peer(struct mwifiex_private *priv, const u8 *mac) +{ + struct mwifiex_auto_tdls_peer *tdls_peer; + unsigned long flags; + + if (!priv->adapter->auto_tdls) + return; + + spin_lock_irqsave(&priv->auto_tdls_lock, flags); + list_for_each_entry(tdls_peer, &priv->auto_tdls_list, list) { + if (!memcmp(tdls_peer->mac_addr, mac, ETH_ALEN)) { + tdls_peer->tdls_status = TDLS_SETUP_INPROGRESS; + tdls_peer->rssi_jiffies = jiffies; + spin_unlock_irqrestore(&priv->auto_tdls_lock, flags); + return; + } + } + + /* create new TDLS peer */ + tdls_peer = kzalloc(sizeof(*tdls_peer), GFP_ATOMIC); + if (tdls_peer) { + ether_addr_copy(tdls_peer->mac_addr, mac); + tdls_peer->tdls_status = TDLS_SETUP_INPROGRESS; + tdls_peer->rssi_jiffies = jiffies; + INIT_LIST_HEAD(&tdls_peer->list); + list_add_tail(&tdls_peer->list, &priv->auto_tdls_list); + dev_dbg(priv->adapter->dev, "Add auto TDLS peer= %pM to list\n", + mac); + } + + spin_unlock_irqrestore(&priv->auto_tdls_lock, flags); +} + +void mwifiex_auto_tdls_update_peer_status(struct mwifiex_private *priv, + const u8 *mac, u8 link_status) +{ + struct mwifiex_auto_tdls_peer *peer; + unsigned long flags; + + if (!priv->adapter->auto_tdls) + return; + + spin_lock_irqsave(&priv->auto_tdls_lock, flags); + list_for_each_entry(peer, &priv->auto_tdls_list, list) { + if (!memcmp(peer->mac_addr, mac, ETH_ALEN)) { + if ((link_status == TDLS_NOT_SETUP) && + (peer->tdls_status == TDLS_SETUP_INPROGRESS)) + peer->failure_count++; + else if (link_status == TDLS_SETUP_COMPLETE) + peer->failure_count = 0; + + peer->tdls_status = link_status; + break; + } + } + spin_unlock_irqrestore(&priv->auto_tdls_lock, flags); +} + +void mwifiex_auto_tdls_update_peer_signal(struct mwifiex_private *priv, + u8 *mac, s8 snr, s8 nflr) +{ + struct mwifiex_auto_tdls_peer *peer; + unsigned long flags; + + if (!priv->adapter->auto_tdls) + return; + + spin_lock_irqsave(&priv->auto_tdls_lock, flags); + list_for_each_entry(peer, &priv->auto_tdls_list, list) { + if (!memcmp(peer->mac_addr, mac, ETH_ALEN)) { + peer->rssi = nflr - snr; + peer->rssi_jiffies = jiffies; + break; + } + } + spin_unlock_irqrestore(&priv->auto_tdls_lock, flags); +} + +void mwifiex_check_auto_tdls(unsigned long context) +{ + struct mwifiex_private *priv = (struct mwifiex_private *)context; + struct mwifiex_auto_tdls_peer *tdls_peer; + unsigned long flags; + u16 reason = WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED; + + if (WARN_ON_ONCE(!priv || !priv->adapter)) { + pr_err("mwifiex: %s: adapter or private structure is NULL\n", + __func__); + return; + } + + if (unlikely(!priv->adapter->auto_tdls)) + return; + + if (!priv->auto_tdls_timer_active) { + dev_dbg(priv->adapter->dev, + "auto TDLS timer inactive; return"); + return; + } + + priv->check_tdls_tx = false; + + if (list_empty(&priv->auto_tdls_list)) { + mod_timer(&priv->auto_tdls_timer, + jiffies + + msecs_to_jiffies(MWIFIEX_TIMER_10S)); + return; + } + + spin_lock_irqsave(&priv->auto_tdls_lock, flags); + list_for_each_entry(tdls_peer, &priv->auto_tdls_list, list) { + if ((jiffies - tdls_peer->rssi_jiffies) > + (MWIFIEX_AUTO_TDLS_IDLE_TIME * HZ)) { + tdls_peer->rssi = 0; + tdls_peer->do_discover = true; + priv->check_tdls_tx = true; + } + + if (((tdls_peer->rssi >= MWIFIEX_TDLS_RSSI_LOW) || + !tdls_peer->rssi) && + tdls_peer->tdls_status == TDLS_SETUP_COMPLETE) { + tdls_peer->tdls_status = TDLS_LINK_TEARDOWN; + dev_dbg(priv->adapter->dev, + "teardown TDLS link,peer=%pM rssi=%d\n", + tdls_peer->mac_addr, -tdls_peer->rssi); + tdls_peer->do_discover = true; + priv->check_tdls_tx = true; + cfg80211_tdls_oper_request(priv->netdev, + tdls_peer->mac_addr, + NL80211_TDLS_TEARDOWN, + reason, GFP_ATOMIC); + } else if (tdls_peer->rssi && + tdls_peer->rssi <= MWIFIEX_TDLS_RSSI_HIGH && + tdls_peer->tdls_status == TDLS_NOT_SETUP && + tdls_peer->failure_count < + MWIFIEX_TDLS_MAX_FAIL_COUNT) { + priv->check_tdls_tx = true; + tdls_peer->do_setup = true; + dev_dbg(priv->adapter->dev, + "check TDLS with peer=%pM rssi=%d\n", + tdls_peer->mac_addr, -tdls_peer->rssi); + } + } + spin_unlock_irqrestore(&priv->auto_tdls_lock, flags); + + mod_timer(&priv->auto_tdls_timer, + jiffies + msecs_to_jiffies(MWIFIEX_TIMER_10S)); +} + +void mwifiex_setup_auto_tdls_timer(struct mwifiex_private *priv) +{ + init_timer(&priv->auto_tdls_timer); + priv->auto_tdls_timer.function = mwifiex_check_auto_tdls; + priv->auto_tdls_timer.data = (unsigned long)priv; + priv->auto_tdls_timer_active = true; + mod_timer(&priv->auto_tdls_timer, + jiffies + msecs_to_jiffies(MWIFIEX_TIMER_10S)); +} + +void mwifiex_clean_auto_tdls(struct mwifiex_private *priv) +{ + if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + priv->adapter->auto_tdls && + priv->bss_type == MWIFIEX_BSS_TYPE_STA) { + priv->auto_tdls_timer_active = false; + del_timer(&priv->auto_tdls_timer); + mwifiex_flush_auto_tdls_list(priv); + } +} diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c index 96a2126cc44b..a5983fc4e83a 100644 --- a/drivers/net/wireless/mwifiex/txrx.c +++ b/drivers/net/wireless/mwifiex/txrx.c @@ -64,10 +64,6 @@ int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter, else ret = mwifiex_process_sta_rx_packet(priv, skb); - /* Decrement RX pending counter for each packet */ - if (adapter->if_ops.data_complete) - adapter->if_ops.data_complete(adapter); - return ret; } EXPORT_SYMBOL_GPL(mwifiex_handle_rx_packet); diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c index 300bab438011..0f347fdefa0a 100644 --- a/drivers/net/wireless/mwifiex/uap_cmd.c +++ b/drivers/net/wireless/mwifiex/uap_cmd.c @@ -167,7 +167,7 @@ mwifiex_set_ht_params(struct mwifiex_private *priv, ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, params->beacon.tail, params->beacon.tail_len); if (ht_ie) { - memcpy(&bss_cfg->ht_cap, ht_ie + 2, + memcpy(&bss_cfg->ht_cap, ht_ie, sizeof(struct ieee80211_ht_cap)); cap_info = le16_to_cpu(bss_cfg->ht_cap.cap_info); memset(&bss_cfg->ht_cap.mcs, 0, diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c index 4371e12b36f3..6cc8519c0f40 100644 --- a/drivers/net/wireless/mwifiex/usb.c +++ b/drivers/net/wireless/mwifiex/usb.c @@ -125,8 +125,10 @@ static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, dev_err(dev, "DATA: skb->len too large\n"); return -1; } - skb_queue_tail(&adapter->usb_rx_data_q, skb); + + skb_queue_tail(&adapter->rx_data_q, skb); adapter->data_received = true; + atomic_inc(&adapter->rx_pending); break; default: dev_err(dev, "%s: unknown endport %#x\n", __func__, ep); @@ -176,7 +178,6 @@ static void mwifiex_usb_rx_complete(struct urb *urb) else skb_put(skb, recv_length - skb->len); - atomic_inc(&adapter->rx_pending); status = mwifiex_usb_recv(adapter, skb, context->ep); dev_dbg(adapter->dev, "info: recv_length=%d, status=%d\n", @@ -191,7 +192,6 @@ static void mwifiex_usb_rx_complete(struct urb *urb) if (card->rx_cmd_ep == context->ep) return; } else { - atomic_dec(&adapter->rx_pending); if (status == -1) dev_err(adapter->dev, "received data processing failed!\n"); @@ -222,7 +222,13 @@ setup_for_next: else size = MWIFIEX_RX_DATA_BUF_SIZE; - mwifiex_usb_submit_rx_urb(context, size); + if (card->rx_cmd_ep == context->ep) { + mwifiex_usb_submit_rx_urb(context, size); + } else { + context->skb = NULL; + if (atomic_read(&adapter->rx_pending) <= HIGH_RX_PENDING) + mwifiex_usb_submit_rx_urb(context, size); + } return; } @@ -962,19 +968,11 @@ static void mwifiex_submit_rx_urb(struct mwifiex_adapter *adapter, u8 ep) static int mwifiex_usb_cmd_event_complete(struct mwifiex_adapter *adapter, struct sk_buff *skb) { - atomic_dec(&adapter->rx_pending); mwifiex_submit_rx_urb(adapter, MWIFIEX_USB_EP_CMD_EVENT); return 0; } -static int mwifiex_usb_data_complete(struct mwifiex_adapter *adapter) -{ - atomic_dec(&adapter->rx_pending); - - return 0; -} - /* This function wakes up the card. */ static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) { @@ -986,6 +984,20 @@ static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) return 0; } +static void mwifiex_usb_submit_rem_rx_urbs(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + int i; + struct urb_context *ctx; + + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) { + if (card->rx_data_list[i].skb) + continue; + ctx = &card->rx_data_list[i]; + mwifiex_usb_submit_rx_urb(ctx, MWIFIEX_RX_DATA_BUF_SIZE); + } +} + static struct mwifiex_if_ops usb_ops = { .register_dev = mwifiex_register_dev, .unregister_dev = mwifiex_unregister_dev, @@ -996,8 +1008,8 @@ static struct mwifiex_if_ops usb_ops = { .dnld_fw = mwifiex_usb_dnld_fw, .cmdrsp_complete = mwifiex_usb_cmd_event_complete, .event_complete = mwifiex_usb_cmd_event_complete, - .data_complete = mwifiex_usb_data_complete, .host_to_card = mwifiex_usb_host_to_card, + .submit_rem_rx_urbs = mwifiex_usb_submit_rem_rx_urbs, }; /* This function initializes the USB driver module. diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c index ec79c49de097..a113ef8f0b8b 100644 --- a/drivers/net/wireless/mwifiex/util.c +++ b/drivers/net/wireless/mwifiex/util.c @@ -141,6 +141,38 @@ int mwifiex_get_debug_info(struct mwifiex_private *priv, return 0; } +static int +mwifiex_parse_mgmt_packet(struct mwifiex_private *priv, u8 *payload, u16 len, + struct rxpd *rx_pd) +{ + u16 stype; + u8 category, action_code; + struct ieee80211_hdr *ieee_hdr = (void *)payload; + + stype = (cpu_to_le16(ieee_hdr->frame_control) & IEEE80211_FCTL_STYPE); + + switch (stype) { + case IEEE80211_STYPE_ACTION: + category = *(payload + sizeof(struct ieee80211_hdr)); + action_code = *(payload + sizeof(struct ieee80211_hdr) + 1); + if (category == WLAN_CATEGORY_PUBLIC && + action_code == WLAN_PUB_ACTION_TDLS_DISCOVER_RES) { + dev_dbg(priv->adapter->dev, + "TDLS discovery response %pM nf=%d, snr=%d\n", + ieee_hdr->addr2, rx_pd->nf, rx_pd->snr); + mwifiex_auto_tdls_update_peer_signal(priv, + ieee_hdr->addr2, + rx_pd->snr, + rx_pd->nf); + } + break; + default: + dev_dbg(priv->adapter->dev, + "unknown mgmt frame subytpe %#x\n", stype); + } + + return 0; +} /* * This function processes the received management packet and send it * to the kernel. @@ -151,6 +183,7 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, { struct rxpd *rx_pd; u16 pkt_len; + struct ieee80211_hdr *ieee_hdr; if (!skb) return -1; @@ -162,6 +195,11 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, pkt_len = le16_to_cpu(rx_pd->rx_pkt_length); + ieee_hdr = (void *)skb->data; + if (ieee80211_is_mgmt(ieee_hdr->frame_control)) { + mwifiex_parse_mgmt_packet(priv, (u8 *)ieee_hdr, + pkt_len, rx_pd); + } /* Remove address4 */ memmove(skb->data + sizeof(struct ieee80211_hdr_3addr), skb->data + sizeof(struct ieee80211_hdr), diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index d849d590de25..c878e3f3993c 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -62,7 +62,7 @@ static inline void rt2500usb_register_read(struct rt2x00_dev *rt2x00dev, __le16 reg; rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_READ, USB_VENDOR_REQUEST_IN, offset, - ®, sizeof(reg), REGISTER_TIMEOUT); + ®, sizeof(reg)); *value = le16_to_cpu(reg); } @@ -83,8 +83,7 @@ static inline void rt2500usb_register_multiread(struct rt2x00_dev *rt2x00dev, { rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_READ, USB_VENDOR_REQUEST_IN, offset, - value, length, - REGISTER_TIMEOUT16(length)); + value, length); } static inline void rt2500usb_register_write(struct rt2x00_dev *rt2x00dev, @@ -94,7 +93,7 @@ static inline void rt2500usb_register_write(struct rt2x00_dev *rt2x00dev, __le16 reg = cpu_to_le16(value); rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE, USB_VENDOR_REQUEST_OUT, offset, - ®, sizeof(reg), REGISTER_TIMEOUT); + ®, sizeof(reg)); } static inline void rt2500usb_register_write_lock(struct rt2x00_dev *rt2x00dev, @@ -113,8 +112,7 @@ static inline void rt2500usb_register_multiwrite(struct rt2x00_dev *rt2x00dev, { rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE, USB_VENDOR_REQUEST_OUT, offset, - value, length, - REGISTER_TIMEOUT16(length)); + value, length); } static int rt2500usb_regbusy_read(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 86c43d112a4b..dc85d3e0ffe5 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -116,7 +116,7 @@ EXPORT_SYMBOL_GPL(rt2x00usb_vendor_req_buff_lock); int rt2x00usb_vendor_request_buff(struct rt2x00_dev *rt2x00dev, const u8 request, const u8 requesttype, const u16 offset, void *buffer, - const u16 buffer_length, const int timeout) + const u16 buffer_length) { int status = 0; unsigned char *tb; @@ -131,7 +131,7 @@ int rt2x00usb_vendor_request_buff(struct rt2x00_dev *rt2x00dev, bsize = min_t(u16, CSR_CACHE_SIZE, len); status = rt2x00usb_vendor_req_buff_lock(rt2x00dev, request, requesttype, off, tb, - bsize, timeout); + bsize, REGISTER_TIMEOUT); tb += bsize; len -= bsize; diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index 831b65f93feb..819690e978c0 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.h +++ b/drivers/net/wireless/rt2x00/rt2x00usb.h @@ -33,27 +33,14 @@ }) /* - * For USB vendor requests we need to pass a timeout - * time in ms, for this we use the REGISTER_TIMEOUT, - * however when loading firmware a higher value is - * required. In that case we use the REGISTER_TIMEOUT_FIRMWARE. + * For USB vendor requests we need to pass a timeout time in ms, for this we + * use the REGISTER_TIMEOUT, however when loading firmware or read EEPROM + * a higher value is required. In that case we use the REGISTER_TIMEOUT_FIRMWARE + * and EEPROM_TIMEOUT. */ #define REGISTER_TIMEOUT 500 #define REGISTER_TIMEOUT_FIRMWARE 1000 - -/** - * REGISTER_TIMEOUT16 - Determine the timeout for 16bit register access - * @__datalen: Data length - */ -#define REGISTER_TIMEOUT16(__datalen) \ - ( REGISTER_TIMEOUT * ((__datalen) / sizeof(u16)) ) - -/** - * REGISTER_TIMEOUT32 - Determine the timeout for 32bit register access - * @__datalen: Data length - */ -#define REGISTER_TIMEOUT32(__datalen) \ - ( REGISTER_TIMEOUT * ((__datalen) / sizeof(u32)) ) +#define EEPROM_TIMEOUT 2000 /* * Cache size @@ -126,7 +113,6 @@ int rt2x00usb_vendor_request(struct rt2x00_dev *rt2x00dev, * @offset: Register offset to perform action on * @buffer: Buffer where information will be read/written to by device * @buffer_length: Size of &buffer - * @timeout: Operation timeout * * This function will use a previously with kmalloc allocated cache * to communicate with the device. The contents of the buffer pointer @@ -139,7 +125,7 @@ int rt2x00usb_vendor_request(struct rt2x00_dev *rt2x00dev, int rt2x00usb_vendor_request_buff(struct rt2x00_dev *rt2x00dev, const u8 request, const u8 requesttype, const u16 offset, void *buffer, - const u16 buffer_length, const int timeout); + const u16 buffer_length); /** * rt2x00usb_vendor_request_buff - Send register command to device (buffered) @@ -197,8 +183,7 @@ static inline int rt2x00usb_eeprom_read(struct rt2x00_dev *rt2x00dev, { return rt2x00usb_vendor_request(rt2x00dev, USB_EEPROM_READ, USB_VENDOR_REQUEST_IN, 0, 0, - eeprom, length, - REGISTER_TIMEOUT16(length)); + eeprom, length, EEPROM_TIMEOUT); } /** @@ -217,7 +202,7 @@ static inline void rt2x00usb_register_read(struct rt2x00_dev *rt2x00dev, __le32 reg; rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_READ, USB_VENDOR_REQUEST_IN, offset, - ®, sizeof(reg), REGISTER_TIMEOUT); + ®, sizeof(reg)); *value = le32_to_cpu(reg); } @@ -257,8 +242,7 @@ static inline void rt2x00usb_register_multiread(struct rt2x00_dev *rt2x00dev, { rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_READ, USB_VENDOR_REQUEST_IN, offset, - value, length, - REGISTER_TIMEOUT32(length)); + value, length); } /** @@ -277,7 +261,7 @@ static inline void rt2x00usb_register_write(struct rt2x00_dev *rt2x00dev, __le32 reg = cpu_to_le32(value); rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE, USB_VENDOR_REQUEST_OUT, offset, - ®, sizeof(reg), REGISTER_TIMEOUT); + ®, sizeof(reg)); } /** @@ -316,8 +300,7 @@ static inline void rt2x00usb_register_multiwrite(struct rt2x00_dev *rt2x00dev, { rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE, USB_VENDOR_REQUEST_OUT, offset, - (void *)value, length, - REGISTER_TIMEOUT32(length)); + (void *)value, length); } /** diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c index ded967aa6ecb..706b844bce00 100644 --- a/drivers/net/wireless/rtl818x/rtl8180/dev.c +++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c @@ -742,35 +742,49 @@ static void rtl8180_int_disable(struct ieee80211_hw *dev) } static void rtl8180_conf_basic_rates(struct ieee80211_hw *dev, - u32 rates_mask) + u32 basic_mask) { struct rtl8180_priv *priv = dev->priv; - - u8 max, min; u16 reg; - - max = fls(rates_mask) - 1; - min = ffs(rates_mask) - 1; + u32 resp_mask; + u8 basic_max; + u8 resp_max, resp_min; + + resp_mask = basic_mask; + /* IEEE80211 says the response rate should be equal to the highest basic + * rate that is not faster than received frame. But it says also that if + * the basic rate set does not contains any rate for the current + * modulation class then mandatory rate set must be used for that + * modulation class. Eventually add OFDM mandatory rates.. + */ + if ((resp_mask & 0xf) == resp_mask) + resp_mask |= 0x150; /* 6, 12, 24Mbps */ switch (priv->chip_family) { case RTL818X_CHIP_FAMILY_RTL8180: /* in 8180 this is NOT a BITMAP */ + basic_max = fls(basic_mask) - 1; reg = rtl818x_ioread16(priv, &priv->map->BRSR); reg &= ~3; - reg |= max; + reg |= basic_max; rtl818x_iowrite16(priv, &priv->map->BRSR, reg); break; case RTL818X_CHIP_FAMILY_RTL8185: + resp_max = fls(resp_mask) - 1; + resp_min = ffs(resp_mask) - 1; /* in 8185 this is a BITMAP */ - rtl818x_iowrite16(priv, &priv->map->BRSR, rates_mask); - rtl818x_iowrite8(priv, &priv->map->RESP_RATE, (max << 4) | min); + rtl818x_iowrite16(priv, &priv->map->BRSR, basic_mask); + rtl818x_iowrite8(priv, &priv->map->RESP_RATE, (resp_max << 4) | + resp_min); break; case RTL818X_CHIP_FAMILY_RTL8187SE: - /* in 8187se this is a BITMAP */ - rtl818x_iowrite16(priv, &priv->map->BRSR_8187SE, rates_mask); + /* in 8187se this is a BITMAP. BRSR reg actually sets + * response rates. + */ + rtl818x_iowrite16(priv, &priv->map->BRSR_8187SE, resp_mask); break; } } diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/phy.c b/drivers/net/wireless/rtlwifi/rtl8821ae/phy.c index 9786313dc62f..4be278f7df51 100644 --- a/drivers/net/wireless/rtlwifi/rtl8821ae/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8821ae/phy.c @@ -800,7 +800,7 @@ static void _rtl8821ae_phy_set_txpower_by_rate_base(struct ieee80211_hw *hw, "Invalid RateSection %d in Band 2.4G,Rf Path %d, %dTx in PHY_SetTxPowerByRateBase()\n", rate_section, path, txnum); break; - }; + } } else if (band == BAND_ON_5G) { switch (rate_section) { case OFDM: @@ -823,7 +823,7 @@ static void _rtl8821ae_phy_set_txpower_by_rate_base(struct ieee80211_hw *hw, "Invalid RateSection %d in Band 5G, Rf Path %d, %dTx in PHY_SetTxPowerByRateBase()\n", rate_section, path, txnum); break; - }; + } } else { RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Invalid Band %d in PHY_SetTxPowerByRateBase()\n", band); @@ -870,7 +870,7 @@ static u8 _rtl8821ae_phy_get_txpower_by_rate_base(struct ieee80211_hw *hw, "Invalid RateSection %d in Band 2.4G, Rf Path %d, %dTx in PHY_GetTxPowerByRateBase()\n", rate_section, path, txnum); break; - }; + } } else if (band == BAND_ON_5G) { switch (rate_section) { case OFDM: @@ -893,7 +893,7 @@ static u8 _rtl8821ae_phy_get_txpower_by_rate_base(struct ieee80211_hw *hw, "Invalid RateSection %d in Band 5G, Rf Path %d, %dTx in PHY_GetTxPowerByRateBase()\n", rate_section, path, txnum); break; - }; + } } else { RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Invalid Band %d in PHY_GetTxPowerByRateBase()\n", band); @@ -3743,7 +3743,7 @@ static void _rtl8821ae_iqk_tx_fill_iqc(struct ieee80211_hw *hw, break; default: break; - }; + } } static void _rtl8821ae_iqk_rx_fill_iqc(struct ieee80211_hw *hw, @@ -3764,7 +3764,7 @@ static void _rtl8821ae_iqk_rx_fill_iqc(struct ieee80211_hw *hw, break; default: break; - }; + } } #define cal_num 10 diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h index 976667ae8549..6866dcf24340 100644 --- a/drivers/net/wireless/rtlwifi/wifi.h +++ b/drivers/net/wireless/rtlwifi/wifi.h @@ -1370,7 +1370,7 @@ struct rtl_mac { bool rdg_en; /*AP*/ - u8 bssid[6]; + u8 bssid[ETH_ALEN] __aligned(2); u32 vendor; u8 mcs[16]; /* 16 bytes mcs for HT rates. */ u32 basic_rates; /* b/g rates */ diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c index 05604ee31224..dd2e448c3e2b 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.c +++ b/drivers/net/wireless/ti/wlcore/cmd.c @@ -64,6 +64,9 @@ static int __wlcore_cmd_send(struct wl1271 *wl, u16 id, void *buf, id != CMD_STOP_FWLOGGER)) return -EIO; + if (WARN_ON_ONCE(len < sizeof(*cmd))) + return -EIO; + cmd = buf; cmd->id = cpu_to_le16(id); cmd->status = 0; @@ -128,8 +131,9 @@ static int __wlcore_cmd_send(struct wl1271 *wl, u16 id, void *buf, * send command to fw and return cmd status on success * valid_rets contains a bitmap of allowed error codes */ -int wlcore_cmd_send_failsafe(struct wl1271 *wl, u16 id, void *buf, size_t len, - size_t res_len, unsigned long valid_rets) +static int wlcore_cmd_send_failsafe(struct wl1271 *wl, u16 id, void *buf, + size_t len, size_t res_len, + unsigned long valid_rets) { int ret = __wlcore_cmd_send(wl, id, buf, len, res_len); @@ -150,7 +154,6 @@ fail: wl12xx_queue_recovery_work(wl); return ret; } -EXPORT_SYMBOL_GPL(wl1271_cmd_send); /* * wrapper for wlcore_cmd_send that accept only CMD_STATUS_SUCCESS @@ -165,6 +168,7 @@ int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, return ret; return 0; } +EXPORT_SYMBOL_GPL(wl1271_cmd_send); /* * Poll the mailbox event field until any of the bits in the mask is set or a @@ -891,6 +895,9 @@ int wlcore_cmd_configure_failsafe(struct wl1271 *wl, u16 id, void *buf, wl1271_debug(DEBUG_CMD, "cmd configure (%d)", id); + if (WARN_ON_ONCE(len < sizeof(*acx))) + return -EIO; + acx->id = cpu_to_le16(id); /* payload length, does not include any headers */ diff --git a/drivers/net/wireless/ti/wlcore/cmd.h b/drivers/net/wireless/ti/wlcore/cmd.h index ca6a28b03f8f..453684a71d30 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.h +++ b/drivers/net/wireless/ti/wlcore/cmd.h @@ -31,8 +31,6 @@ struct acx_header; int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, size_t res_len); -int wlcore_cmd_send_failsafe(struct wl1271 *wl, u16 id, void *buf, size_t len, - size_t res_len, unsigned long valid_rets); int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 *addr, u8 role_type, u8 *role_id); int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id); diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c index 9c47b897b6d2..8079c31ac5e6 100644 --- a/drivers/net/xen-netback/xenbus.c +++ b/drivers/net/xen-netback/xenbus.c @@ -937,22 +937,18 @@ static int read_xenbus_vif_flags(struct backend_info *be) return 0; } - -/* ** Driver Registration ** */ - - static const struct xenbus_device_id netback_ids[] = { { "vif" }, { "" } }; - -static DEFINE_XENBUS_DRIVER(netback, , +static struct xenbus_driver netback_driver = { + .ids = netback_ids, .probe = netback_probe, .remove = netback_remove, .uevent = netback_uevent, .otherend_changed = frontend_changed, -); +}; int xenvif_xenbus_init(void) { diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index ca82f545ec2c..cca871346a0f 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -638,7 +638,7 @@ static int xennet_start_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(!netif_carrier_ok(dev) || (slots > 1 && !xennet_can_sg(dev)) || - netif_needs_gso(skb, netif_skb_features(skb)))) { + netif_needs_gso(dev, skb, netif_skb_features(skb)))) { spin_unlock_irqrestore(&queue->tx_lock, flags); goto drop; } @@ -2300,12 +2300,6 @@ static void xennet_sysfs_delif(struct net_device *netdev) #endif /* CONFIG_SYSFS */ -static const struct xenbus_device_id netfront_ids[] = { - { "vif" }, - { "" } -}; - - static int xennet_remove(struct xenbus_device *dev) { struct netfront_info *info = dev_get_drvdata(&dev->dev); @@ -2338,12 +2332,18 @@ static int xennet_remove(struct xenbus_device *dev) return 0; } -static DEFINE_XENBUS_DRIVER(netfront, , +static const struct xenbus_device_id netfront_ids[] = { + { "vif" }, + { "" } +}; + +static struct xenbus_driver netfront_driver = { + .ids = netfront_ids, .probe = netfront_probe, .remove = xennet_remove, .resume = netfront_resume, .otherend_changed = netback_changed, -); +}; static int __init netif_init(void) { |