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-rw-r--r--drivers/acpi/scan.c2
-rw-r--r--drivers/bcma/driver_pci.c49
-rw-r--r--drivers/bluetooth/ath3k.c2
-rw-r--r--drivers/bluetooth/btusb.c5
-rw-r--r--drivers/bus/mvebu-mbus.c12
-rw-r--r--drivers/char/random.c11
-rw-r--r--drivers/cpufreq/cpufreq-cpu0.c2
-rw-r--r--drivers/cpufreq/intel_pstate.c5
-rw-r--r--drivers/cpufreq/spear-cpufreq.c2
-rw-r--r--drivers/crypto/caam/ctrl.c2
-rw-r--r--drivers/crypto/caam/jr.c2
-rw-r--r--drivers/crypto/omap-sham.c2
-rw-r--r--drivers/dma/Kconfig1
-rw-r--r--drivers/dma/edma.c3
-rw-r--r--drivers/dma/imx-dma.c31
-rw-r--r--drivers/dma/sh/rcar-hpbdma.c9
-rw-r--r--drivers/gpio/gpio-omap.c158
-rw-r--r--drivers/gpio/gpio-rcar.c7
-rw-r--r--drivers/gpu/drm/drm_edid.c2
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c8
-rw-r--r--drivers/gpu/drm/gma500/gtt.c1
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c15
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h6
-rw-r--r--drivers/gpu/drm/i915/intel_display.c38
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c2
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h1
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c9
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/mc/base.c2
-rw-r--r--drivers/gpu/drm/radeon/btc_dpm.c6
-rw-r--r--drivers/gpu/drm/radeon/cik.c6
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c2
-rw-r--r--drivers/gpu/drm/radeon/evergreen_hdmi.c3
-rw-r--r--drivers/gpu/drm/radeon/evergreend.h4
-rw-r--r--drivers/gpu/drm/radeon/r600_hdmi.c21
-rw-r--r--drivers/gpu/drm/radeon/r600d.h2
-rw-r--r--drivers/gpu/drm/radeon/radeon_pm.c3
-rw-r--r--drivers/gpu/drm/radeon/radeon_test.c4
-rw-r--r--drivers/gpu/drm/radeon/radeon_uvd.c3
-rw-r--r--drivers/gpu/drm/radeon/si.c10
-rw-r--r--drivers/gpu/drm/radeon/si_dpm.c6
-rw-r--r--drivers/gpu/drm/radeon/sid.h4
-rw-r--r--drivers/gpu/drm/radeon/trinity_dpm.c2
-rw-r--r--drivers/hid/Kconfig1
-rw-r--r--drivers/hid/hid-core.c1
-rw-r--r--drivers/hid/hid-holtek-mouse.c4
-rw-r--r--drivers/hid/hid-ids.h1
-rw-r--r--drivers/hid/hid-roccat-kone.c2
-rw-r--r--drivers/hid/hid-roccat-koneplus.c4
-rw-r--r--drivers/hid/hid-roccat-kovaplus.c4
-rw-r--r--drivers/hid/hid-roccat-pyra.c4
-rw-r--r--drivers/hid/hid-wiimote-modules.c40
-rw-r--r--drivers/hid/hid-wiimote.h4
-rw-r--r--drivers/hid/hidraw.c21
-rw-r--r--drivers/hid/uhid.c3
-rw-r--r--drivers/hwmon/applesmc.c13
-rw-r--r--drivers/i2c/busses/i2c-cpm.c2
-rw-r--r--drivers/i2c/busses/i2c-designware-platdrv.c5
-rw-r--r--drivers/i2c/busses/i2c-imx.c11
-rw-r--r--drivers/i2c/busses/i2c-mxs.c3
-rw-r--r--drivers/i2c/busses/i2c-omap.c3
-rw-r--r--drivers/i2c/busses/i2c-stu300.c11
-rw-r--r--drivers/i2c/i2c-core.c3
-rw-r--r--drivers/i2c/muxes/i2c-arb-gpio-challenge.c2
-rw-r--r--drivers/i2c/muxes/i2c-mux-gpio.c14
-rw-r--r--drivers/i2c/muxes/i2c-mux-pinctrl.c4
-rw-r--r--drivers/iio/amplifiers/ad8366.c4
-rw-r--r--drivers/iio/industrialio-core.c2
-rw-r--r--drivers/iio/magnetometer/st_magn_core.c18
-rw-r--r--drivers/infiniband/ulp/srpt/ib_srpt.c14
-rw-r--r--drivers/input/serio/xilinx_ps2.c7
-rw-r--r--drivers/iommu/Kconfig2
-rw-r--r--drivers/iommu/arm-smmu.c13
-rw-r--r--drivers/md/bcache/request.c3
-rw-r--r--drivers/mmc/host/sh_mobile_sdhi.c16
-rw-r--r--drivers/mtd/devices/m25p80.c17
-rw-r--r--drivers/mtd/nand/nand_base.c8
-rw-r--r--drivers/net/bonding/bond_main.c13
-rw-r--r--drivers/net/can/flexcan.c12
-rw-r--r--drivers/net/can/slcan.c139
-rw-r--r--drivers/net/can/usb/peak_usb/pcan_usb_core.c15
-rw-r--r--drivers/net/ethernet/arc/emac_main.c10
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c3
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c189
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c24
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c5
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c50
-rw-r--r--drivers/net/ethernet/emulex/benet/be.h2
-rw-r--r--drivers/net/ethernet/emulex/benet/be_cmds.c9
-rw-r--r--drivers/net/ethernet/emulex/benet/be_cmds.h4
-rw-r--r--drivers/net/ethernet/emulex/benet/be_main.c76
-rw-r--r--drivers/net/ethernet/freescale/fs_enet/mac-fcc.c2
-rw-r--r--drivers/net/ethernet/freescale/fs_enet/mac-fec.c2
-rw-r--r--drivers/net/ethernet/freescale/fs_enet/mac-scc.c2
-rw-r--r--drivers/net/ethernet/freescale/gianfar_ptp.c4
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_adminq.c7
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_common.c2
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c162
-rw-r--r--drivers/net/ethernet/intel/igb/igb_ethtool.c3
-rw-r--r--drivers/net/ethernet/marvell/skge.c9
-rw-r--r--drivers/net/ethernet/moxa/moxart_ether.c2
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c8
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c39
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c8
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c12
-rw-r--r--drivers/net/ethernet/qlogic/qlge/qlge_dbg.c4
-rw-r--r--drivers/net/ethernet/qlogic/qlge/qlge_mpi.c2
-rw-r--r--drivers/net/ethernet/sfc/mcdi.c10
-rw-r--r--drivers/net/ethernet/via/via-rhine.c9
-rw-r--r--drivers/net/ethernet/xilinx/ll_temac_main.c6
-rw-r--r--drivers/net/slip/slip.c3
-rw-r--r--drivers/net/usb/dm9601.c2
-rw-r--r--drivers/net/usb/qmi_wwan.c2
-rw-r--r--drivers/net/usb/usbnet.c27
-rw-r--r--drivers/net/vxlan.c9
-rw-r--r--drivers/net/wireless/ath/ath9k/recv.c7
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c17
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c28
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h3
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c14
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/usb.c2
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c4
-rw-r--r--drivers/net/wireless/cw1200/cw1200_spi.c26
-rw-r--r--drivers/net/wireless/cw1200/fwio.c2
-rw-r--r--drivers/net/wireless/cw1200/hwbus.h1
-rw-r--r--drivers/net/wireless/cw1200/hwio.c15
-rw-r--r--drivers/net/wireless/mwifiex/11n_aggr.c3
-rw-r--r--drivers/net/wireless/mwifiex/11n_aggr.h2
-rw-r--r--drivers/net/wireless/mwifiex/cmdevt.c5
-rw-r--r--drivers/net/wireless/mwifiex/usb.c7
-rw-r--r--drivers/net/wireless/mwifiex/wmm.c3
-rw-r--r--drivers/net/wireless/p54/p54usb.c2
-rw-r--r--drivers/net/wireless/rtlwifi/wifi.h2
-rw-r--r--drivers/net/xen-netback/xenbus.c148
-rw-r--r--drivers/of/address.c10
-rw-r--r--drivers/of/base.c60
-rw-r--r--drivers/of/irq.c164
-rw-r--r--drivers/of/of_pci_irq.c40
-rw-r--r--drivers/of/selftest.c161
-rw-r--r--drivers/pci/host/pci-mvebu.c15
-rw-r--r--drivers/pinctrl/pinconf.c4
-rw-r--r--drivers/pinctrl/pinctrl-exynos.c12
-rw-r--r--drivers/pinctrl/pinctrl-palmas.c5
-rw-r--r--drivers/pinctrl/pinctrl-tegra114.c5
-rw-r--r--drivers/regulator/da9063-regulator.c2
-rw-r--r--drivers/regulator/palmas-regulator.c14
-rw-r--r--drivers/regulator/ti-abb-regulator.c16
-rw-r--r--drivers/regulator/wm831x-ldo.c4
-rw-r--r--drivers/regulator/wm8350-regulator.c2
-rw-r--r--drivers/s390/char/sclp_cmd.c8
-rw-r--r--drivers/s390/char/tty3270.c2
-rw-r--r--drivers/spi/spi-atmel.c3
-rw-r--r--drivers/spi/spi-clps711x.c3
-rw-r--r--drivers/spi/spi-fsl-dspi.c10
-rw-r--r--drivers/spi/spi-fsl-espi.c6
-rw-r--r--drivers/spi/spi-mpc512x-psc.c4
-rw-r--r--drivers/spi/spi-pxa2xx.c11
-rw-r--r--drivers/spi/spi-s3c64xx.c4
-rw-r--r--drivers/spi/spi-sh-hspi.c4
-rw-r--r--drivers/staging/comedi/drivers/ni_65xx.c25
-rw-r--r--drivers/target/iscsi/iscsi_target.c13
-rw-r--r--drivers/target/iscsi/iscsi_target_nego.c2
-rw-r--r--drivers/target/iscsi/iscsi_target_util.c4
-rw-r--r--drivers/target/target_core_sbc.c28
-rw-r--r--drivers/target/target_core_transport.c20
-rw-r--r--drivers/target/target_core_xcopy.c4
-rw-r--r--drivers/tty/hvc/hvc_xen.c1
-rw-r--r--drivers/tty/n_tty.c46
-rw-r--r--drivers/tty/serial/cpm_uart/cpm_uart_core.c2
-rw-r--r--drivers/usb/chipidea/ci_hdrc_pci.c7
-rw-r--r--drivers/usb/gadget/f_fs.c2
-rw-r--r--drivers/usb/gadget/pxa25x_udc.c9
-rw-r--r--drivers/usb/gadget/s3c-hsotg.c2
-rw-r--r--drivers/usb/musb/musb_dsps.c3
-rw-r--r--drivers/usb/musb/musb_gadget.c5
-rw-r--r--drivers/usb/phy/phy-gpio-vbus-usb.c11
-rw-r--r--drivers/usb/serial/option.c3
-rw-r--r--drivers/vhost/scsi.c7
-rw-r--r--drivers/watchdog/hpwdt.c6
-rw-r--r--drivers/watchdog/kempld_wdt.c2
-rw-r--r--drivers/watchdog/sunxi_wdt.c4
-rw-r--r--drivers/watchdog/ts72xx_wdt.c3
181 files changed, 1668 insertions, 1017 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 611ce9061dc5..407ad13cac2f 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -968,7 +968,7 @@ int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)
}
return 0;
}
-EXPORT_SYMBOL_GPL(acpi_bus_get_device);
+EXPORT_SYMBOL(acpi_bus_get_device);
int acpi_device_add(struct acpi_device *device,
void (*release)(struct device *))
diff --git a/drivers/bcma/driver_pci.c b/drivers/bcma/driver_pci.c
index c9fd6943ce45..50329d1057ed 100644
--- a/drivers/bcma/driver_pci.c
+++ b/drivers/bcma/driver_pci.c
@@ -210,25 +210,6 @@ static void bcma_core_pci_config_fixup(struct bcma_drv_pci *pc)
}
}
-static void bcma_core_pci_power_save(struct bcma_drv_pci *pc, bool up)
-{
- u16 data;
-
- if (pc->core->id.rev >= 15 && pc->core->id.rev <= 20) {
- data = up ? 0x74 : 0x7C;
- bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1,
- BCMA_CORE_PCI_MDIO_BLK1_MGMT1, 0x7F64);
- bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1,
- BCMA_CORE_PCI_MDIO_BLK1_MGMT3, data);
- } else if (pc->core->id.rev >= 21 && pc->core->id.rev <= 22) {
- data = up ? 0x75 : 0x7D;
- bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1,
- BCMA_CORE_PCI_MDIO_BLK1_MGMT1, 0x7E65);
- bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1,
- BCMA_CORE_PCI_MDIO_BLK1_MGMT3, data);
- }
-}
-
/**************************************************
* Init.
**************************************************/
@@ -255,6 +236,32 @@ void bcma_core_pci_init(struct bcma_drv_pci *pc)
bcma_core_pci_clientmode_init(pc);
}
+void bcma_core_pci_power_save(struct bcma_bus *bus, bool up)
+{
+ struct bcma_drv_pci *pc;
+ u16 data;
+
+ if (bus->hosttype != BCMA_HOSTTYPE_PCI)
+ return;
+
+ pc = &bus->drv_pci[0];
+
+ if (pc->core->id.rev >= 15 && pc->core->id.rev <= 20) {
+ data = up ? 0x74 : 0x7C;
+ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1,
+ BCMA_CORE_PCI_MDIO_BLK1_MGMT1, 0x7F64);
+ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1,
+ BCMA_CORE_PCI_MDIO_BLK1_MGMT3, data);
+ } else if (pc->core->id.rev >= 21 && pc->core->id.rev <= 22) {
+ data = up ? 0x75 : 0x7D;
+ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1,
+ BCMA_CORE_PCI_MDIO_BLK1_MGMT1, 0x7E65);
+ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1,
+ BCMA_CORE_PCI_MDIO_BLK1_MGMT3, data);
+ }
+}
+EXPORT_SYMBOL_GPL(bcma_core_pci_power_save);
+
int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
bool enable)
{
@@ -310,8 +317,6 @@ void bcma_core_pci_up(struct bcma_bus *bus)
pc = &bus->drv_pci[0];
- bcma_core_pci_power_save(pc, true);
-
bcma_core_pci_extend_L1timer(pc, true);
}
EXPORT_SYMBOL_GPL(bcma_core_pci_up);
@@ -326,7 +331,5 @@ void bcma_core_pci_down(struct bcma_bus *bus)
pc = &bus->drv_pci[0];
bcma_core_pci_extend_L1timer(pc, false);
-
- bcma_core_pci_power_save(pc, false);
}
EXPORT_SYMBOL_GPL(bcma_core_pci_down);
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index a12b923bbaca..0a327f4154a2 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -85,6 +85,7 @@ static struct usb_device_id ath3k_table[] = {
{ USB_DEVICE(0x04CA, 0x3008) },
{ USB_DEVICE(0x13d3, 0x3362) },
{ USB_DEVICE(0x0CF3, 0xE004) },
+ { USB_DEVICE(0x0CF3, 0xE005) },
{ USB_DEVICE(0x0930, 0x0219) },
{ USB_DEVICE(0x0489, 0xe057) },
{ USB_DEVICE(0x13d3, 0x3393) },
@@ -126,6 +127,7 @@ static struct usb_device_id ath3k_blist_tbl[] = {
{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 },
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 8e16f0af6358..f3dfc0a88fdc 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -102,6 +102,7 @@ static struct usb_device_id btusb_table[] = {
/* Broadcom BCM20702A0 */
{ USB_DEVICE(0x0b05, 0x17b5) },
+ { USB_DEVICE(0x0b05, 0x17cb) },
{ USB_DEVICE(0x04ca, 0x2003) },
{ USB_DEVICE(0x0489, 0xe042) },
{ USB_DEVICE(0x413c, 0x8197) },
@@ -112,6 +113,9 @@ static struct usb_device_id btusb_table[] = {
/*Broadcom devices with vendor specific id */
{ USB_VENDOR_AND_INTERFACE_INFO(0x0a5c, 0xff, 0x01, 0x01) },
+ /* Belkin F8065bf - Broadcom based */
+ { USB_VENDOR_AND_INTERFACE_INFO(0x050d, 0xff, 0x01, 0x01) },
+
{ } /* Terminating entry */
};
@@ -148,6 +152,7 @@ static struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 },
diff --git a/drivers/bus/mvebu-mbus.c b/drivers/bus/mvebu-mbus.c
index 19ab6ff53d59..2394e9753ef5 100644
--- a/drivers/bus/mvebu-mbus.c
+++ b/drivers/bus/mvebu-mbus.c
@@ -700,6 +700,7 @@ static int __init mvebu_mbus_common_init(struct mvebu_mbus_state *mbus,
phys_addr_t sdramwins_phys_base,
size_t sdramwins_size)
{
+ struct device_node *np;
int win;
mbus->mbuswins_base = ioremap(mbuswins_phys_base, mbuswins_size);
@@ -712,8 +713,11 @@ static int __init mvebu_mbus_common_init(struct mvebu_mbus_state *mbus,
return -ENOMEM;
}
- if (of_find_compatible_node(NULL, NULL, "marvell,coherency-fabric"))
+ np = of_find_compatible_node(NULL, NULL, "marvell,coherency-fabric");
+ if (np) {
mbus->hw_io_coherency = 1;
+ of_node_put(np);
+ }
for (win = 0; win < mbus->soc->num_wins; win++)
mvebu_mbus_disable_window(mbus, win);
@@ -861,11 +865,13 @@ static void __init mvebu_mbus_get_pcie_resources(struct device_node *np,
int ret;
/*
- * These are optional, so we clear them and they'll
- * be zero if they are missing from the DT.
+ * These are optional, so we make sure that resource_size(x) will
+ * return 0.
*/
memset(mem, 0, sizeof(struct resource));
+ mem->end = -1;
memset(io, 0, sizeof(struct resource));
+ io->end = -1;
ret = of_property_read_u32_array(np, "pcie-mem-aperture", reg, ARRAY_SIZE(reg));
if (!ret) {
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 7737b5bd26af..7a744d391756 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -640,7 +640,7 @@ struct timer_rand_state {
*/
void add_device_randomness(const void *buf, unsigned int size)
{
- unsigned long time = get_cycles() ^ jiffies;
+ unsigned long time = random_get_entropy() ^ jiffies;
mix_pool_bytes(&input_pool, buf, size, NULL);
mix_pool_bytes(&input_pool, &time, sizeof(time), NULL);
@@ -677,7 +677,7 @@ static void add_timer_randomness(struct timer_rand_state *state, unsigned num)
goto out;
sample.jiffies = jiffies;
- sample.cycles = get_cycles();
+ sample.cycles = random_get_entropy();
sample.num = num;
mix_pool_bytes(&input_pool, &sample, sizeof(sample), NULL);
@@ -744,7 +744,7 @@ void add_interrupt_randomness(int irq, int irq_flags)
struct fast_pool *fast_pool = &__get_cpu_var(irq_randomness);
struct pt_regs *regs = get_irq_regs();
unsigned long now = jiffies;
- __u32 input[4], cycles = get_cycles();
+ __u32 input[4], cycles = random_get_entropy();
input[0] = cycles ^ jiffies;
input[1] = irq;
@@ -1459,12 +1459,11 @@ struct ctl_table random_table[] = {
static u32 random_int_secret[MD5_MESSAGE_BYTES / 4] ____cacheline_aligned;
-static int __init random_int_secret_init(void)
+int random_int_secret_init(void)
{
get_random_bytes(random_int_secret, sizeof(random_int_secret));
return 0;
}
-late_initcall(random_int_secret_init);
/*
* Get a random word for internal kernel use only. Similar to urandom but
@@ -1483,7 +1482,7 @@ unsigned int get_random_int(void)
hash = get_cpu_var(get_random_int_hash);
- hash[0] += current->pid + jiffies + get_cycles();
+ hash[0] += current->pid + jiffies + random_get_entropy();
md5_transform(hash, random_int_secret);
ret = hash[0];
put_cpu_var(get_random_int_hash);
diff --git a/drivers/cpufreq/cpufreq-cpu0.c b/drivers/cpufreq/cpufreq-cpu0.c
index 78c49d8e0f4a..c522a95c0e16 100644
--- a/drivers/cpufreq/cpufreq-cpu0.c
+++ b/drivers/cpufreq/cpufreq-cpu0.c
@@ -229,7 +229,7 @@ static int cpu0_cpufreq_probe(struct platform_device *pdev)
if (of_property_read_u32(np, "clock-latency", &transition_latency))
transition_latency = CPUFREQ_ETERNAL;
- if (cpu_reg) {
+ if (!IS_ERR(cpu_reg)) {
struct opp *opp;
unsigned long min_uV, max_uV;
int i;
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 9733f29ed148..32b3479a2405 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -394,7 +394,10 @@ static void intel_pstate_set_pstate(struct cpudata *cpu, int pstate)
trace_cpu_frequency(pstate * 100000, cpu->cpu);
cpu->pstate.current_pstate = pstate;
- wrmsrl(MSR_IA32_PERF_CTL, pstate << 8);
+ if (limits.no_turbo)
+ wrmsrl(MSR_IA32_PERF_CTL, BIT(32) | (pstate << 8));
+ else
+ wrmsrl(MSR_IA32_PERF_CTL, pstate << 8);
}
diff --git a/drivers/cpufreq/spear-cpufreq.c b/drivers/cpufreq/spear-cpufreq.c
index 19e364fa5955..3f418166ce02 100644
--- a/drivers/cpufreq/spear-cpufreq.c
+++ b/drivers/cpufreq/spear-cpufreq.c
@@ -113,7 +113,7 @@ static int spear_cpufreq_target(struct cpufreq_policy *policy,
unsigned int target_freq, unsigned int relation)
{
struct cpufreq_freqs freqs;
- unsigned long newfreq;
+ long newfreq;
struct clk *srcclk;
int index, ret, mult = 1;
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index 30548701665c..bc6d820812b6 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -227,7 +227,7 @@ static int caam_probe(struct platform_device *pdev)
topregs = (struct caam_full __iomem *)ctrl;
/* Get the IRQ of the controller (for security violations only) */
- ctrlpriv->secvio_irq = of_irq_to_resource(nprop, 0, NULL);
+ ctrlpriv->secvio_irq = irq_of_parse_and_map(nprop, 0);
/*
* Enable DECO watchdogs and, if this is a PHYS_ADDR_T_64BIT kernel,
diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c
index 94b80a937647..bdb786d5a5e5 100644
--- a/drivers/crypto/caam/jr.c
+++ b/drivers/crypto/caam/jr.c
@@ -405,7 +405,7 @@ int caam_jr_probe(struct platform_device *pdev, struct device_node *np,
dma_set_mask(jrdev, DMA_BIT_MASK(32));
/* Identify the interrupt */
- jrpriv->irq = of_irq_to_resource(np, 0, NULL);
+ jrpriv->irq = irq_of_parse_and_map(np, 0);
/* Now do the platform independent part */
error = caam_jr_init(jrdev); /* now turn on hardware */
diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c
index 8bdde57f6bb1..e28104b4aab0 100644
--- a/drivers/crypto/omap-sham.c
+++ b/drivers/crypto/omap-sham.c
@@ -1818,7 +1818,7 @@ static int omap_sham_get_res_of(struct omap_sham_dev *dd,
goto err;
}
- dd->irq = of_irq_to_resource(node, 0, NULL);
+ dd->irq = irq_of_parse_and_map(node, 0);
if (!dd->irq) {
dev_err(dev, "can't translate OF irq value\n");
err = -EINVAL;
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 526ec77c7ba0..f238cfd33847 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -198,6 +198,7 @@ config TI_EDMA
depends on ARCH_DAVINCI || ARCH_OMAP
select DMA_ENGINE
select DMA_VIRTUAL_CHANNELS
+ select TI_PRIV_EDMA
default n
help
Enable support for the TI EDMA controller. This DMA
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index ff50ff4c6a57..3519111c566b 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -306,6 +306,7 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg(
EDMA_SLOT_ANY);
if (echan->slot[i] < 0) {
dev_err(dev, "Failed to allocate slot\n");
+ kfree(edesc);
return NULL;
}
}
@@ -749,6 +750,6 @@ static void __exit edma_exit(void)
}
module_exit(edma_exit);
-MODULE_AUTHOR("Matt Porter <mporter@ti.com>");
+MODULE_AUTHOR("Matt Porter <matt.porter@linaro.org>");
MODULE_DESCRIPTION("TI EDMA DMA engine driver");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index 78f8ca5fccee..55852c026791 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -437,17 +437,18 @@ static void dma_irq_handle_channel(struct imxdma_channel *imxdmac)
struct imxdma_engine *imxdma = imxdmac->imxdma;
int chno = imxdmac->channel;
struct imxdma_desc *desc;
+ unsigned long flags;
- spin_lock(&imxdma->lock);
+ spin_lock_irqsave(&imxdma->lock, flags);
if (list_empty(&imxdmac->ld_active)) {
- spin_unlock(&imxdma->lock);
+ spin_unlock_irqrestore(&imxdma->lock, flags);
goto out;
}
desc = list_first_entry(&imxdmac->ld_active,
struct imxdma_desc,
node);
- spin_unlock(&imxdma->lock);
+ spin_unlock_irqrestore(&imxdma->lock, flags);
if (desc->sg) {
u32 tmp;
@@ -519,7 +520,6 @@ static int imxdma_xfer_desc(struct imxdma_desc *d)
{
struct imxdma_channel *imxdmac = to_imxdma_chan(d->desc.chan);
struct imxdma_engine *imxdma = imxdmac->imxdma;
- unsigned long flags;
int slot = -1;
int i;
@@ -527,7 +527,6 @@ static int imxdma_xfer_desc(struct imxdma_desc *d)
switch (d->type) {
case IMXDMA_DESC_INTERLEAVED:
/* Try to get a free 2D slot */
- spin_lock_irqsave(&imxdma->lock, flags);
for (i = 0; i < IMX_DMA_2D_SLOTS; i++) {
if ((imxdma->slots_2d[i].count > 0) &&
((imxdma->slots_2d[i].xsr != d->x) ||
@@ -537,10 +536,8 @@ static int imxdma_xfer_desc(struct imxdma_desc *d)
slot = i;
break;
}
- if (slot < 0) {
- spin_unlock_irqrestore(&imxdma->lock, flags);
+ if (slot < 0)
return -EBUSY;
- }
imxdma->slots_2d[slot].xsr = d->x;
imxdma->slots_2d[slot].ysr = d->y;
@@ -549,7 +546,6 @@ static int imxdma_xfer_desc(struct imxdma_desc *d)
imxdmac->slot_2d = slot;
imxdmac->enabled_2d = true;
- spin_unlock_irqrestore(&imxdma->lock, flags);
if (slot == IMX_DMA_2D_SLOT_A) {
d->config_mem &= ~CCR_MSEL_B;
@@ -625,18 +621,17 @@ static void imxdma_tasklet(unsigned long data)
struct imxdma_channel *imxdmac = (void *)data;
struct imxdma_engine *imxdma = imxdmac->imxdma;
struct imxdma_desc *desc;
+ unsigned long flags;
- spin_lock(&imxdma->lock);
+ spin_lock_irqsave(&imxdma->lock, flags);
if (list_empty(&imxdmac->ld_active)) {
/* Someone might have called terminate all */
- goto out;
+ spin_unlock_irqrestore(&imxdma->lock, flags);
+ return;
}
desc = list_first_entry(&imxdmac->ld_active, struct imxdma_desc, node);
- if (desc->desc.callback)
- desc->desc.callback(desc->desc.callback_param);
-
/* If we are dealing with a cyclic descriptor, keep it on ld_active
* and dont mark the descriptor as complete.
* Only in non-cyclic cases it would be marked as complete
@@ -663,7 +658,11 @@ static void imxdma_tasklet(unsigned long data)
__func__, imxdmac->channel);
}
out:
- spin_unlock(&imxdma->lock);
+ spin_unlock_irqrestore(&imxdma->lock, flags);
+
+ if (desc->desc.callback)
+ desc->desc.callback(desc->desc.callback_param);
+
}
static int imxdma_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,
@@ -883,7 +882,7 @@ static struct dma_async_tx_descriptor *imxdma_prep_dma_cyclic(
kfree(imxdmac->sg_list);
imxdmac->sg_list = kcalloc(periods + 1,
- sizeof(struct scatterlist), GFP_KERNEL);
+ sizeof(struct scatterlist), GFP_ATOMIC);
if (!imxdmac->sg_list)
return NULL;
diff --git a/drivers/dma/sh/rcar-hpbdma.c b/drivers/dma/sh/rcar-hpbdma.c
index 45a520281ce1..ebad84591a6e 100644
--- a/drivers/dma/sh/rcar-hpbdma.c
+++ b/drivers/dma/sh/rcar-hpbdma.c
@@ -93,6 +93,7 @@ struct hpb_dmae_chan {
void __iomem *base;
const struct hpb_dmae_slave_config *cfg;
char dev_id[16]; /* unique name per DMAC of channel */
+ dma_addr_t slave_addr;
};
struct hpb_dmae_device {
@@ -432,7 +433,6 @@ hpb_dmae_alloc_chan_resources(struct hpb_dmae_chan *hpb_chan,
hpb_chan->xfer_mode = XFER_DOUBLE;
} else {
dev_err(hpb_chan->shdma_chan.dev, "DCR setting error");
- shdma_free_irq(&hpb_chan->shdma_chan);
return -EINVAL;
}
@@ -446,7 +446,8 @@ hpb_dmae_alloc_chan_resources(struct hpb_dmae_chan *hpb_chan,
return 0;
}
-static int hpb_dmae_set_slave(struct shdma_chan *schan, int slave_id, bool try)
+static int hpb_dmae_set_slave(struct shdma_chan *schan, int slave_id,
+ dma_addr_t slave_addr, bool try)
{
struct hpb_dmae_chan *chan = to_chan(schan);
const struct hpb_dmae_slave_config *sc =
@@ -457,6 +458,7 @@ static int hpb_dmae_set_slave(struct shdma_chan *schan, int slave_id, bool try)
if (try)
return 0;
chan->cfg = sc;
+ chan->slave_addr = slave_addr ? : sc->addr;
return hpb_dmae_alloc_chan_resources(chan, sc);
}
@@ -468,7 +470,7 @@ static dma_addr_t hpb_dmae_slave_addr(struct shdma_chan *schan)
{
struct hpb_dmae_chan *chan = to_chan(schan);
- return chan->cfg->addr;
+ return chan->slave_addr;
}
static struct shdma_desc *hpb_dmae_embedded_desc(void *buf, int i)
@@ -614,7 +616,6 @@ static void hpb_dmae_chan_remove(struct hpb_dmae_device *hpbdev)
shdma_for_each_chan(schan, &hpbdev->shdma_dev, i) {
BUG_ON(!schan);
- shdma_free_irq(schan);
shdma_chan_remove(schan);
}
dma_dev->chancnt = 0;
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 0ff43552d472..89675f862308 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -63,6 +63,7 @@ struct gpio_bank {
struct gpio_chip chip;
struct clk *dbck;
u32 mod_usage;
+ u32 irq_usage;
u32 dbck_enable_mask;
bool dbck_enabled;
struct device *dev;
@@ -86,6 +87,9 @@ struct gpio_bank {
#define GPIO_BIT(bank, gpio) (1 << GPIO_INDEX(bank, gpio))
#define GPIO_MOD_CTRL_BIT BIT(0)
+#define BANK_USED(bank) (bank->mod_usage || bank->irq_usage)
+#define LINE_USED(line, offset) (line & (1 << offset))
+
static int irq_to_gpio(struct gpio_bank *bank, unsigned int gpio_irq)
{
return bank->chip.base + gpio_irq;
@@ -420,15 +424,69 @@ static int _set_gpio_triggering(struct gpio_bank *bank, int gpio,
return 0;
}
+static void _enable_gpio_module(struct gpio_bank *bank, unsigned offset)
+{
+ if (bank->regs->pinctrl) {
+ void __iomem *reg = bank->base + bank->regs->pinctrl;
+
+ /* Claim the pin for MPU */
+ __raw_writel(__raw_readl(reg) | (1 << offset), reg);
+ }
+
+ if (bank->regs->ctrl && !BANK_USED(bank)) {
+ void __iomem *reg = bank->base + bank->regs->ctrl;
+ u32 ctrl;
+
+ ctrl = __raw_readl(reg);
+ /* Module is enabled, clocks are not gated */
+ ctrl &= ~GPIO_MOD_CTRL_BIT;
+ __raw_writel(ctrl, reg);
+ bank->context.ctrl = ctrl;
+ }
+}
+
+static void _disable_gpio_module(struct gpio_bank *bank, unsigned offset)
+{
+ void __iomem *base = bank->base;
+
+ if (bank->regs->wkup_en &&
+ !LINE_USED(bank->mod_usage, offset) &&
+ !LINE_USED(bank->irq_usage, offset)) {
+ /* Disable wake-up during idle for dynamic tick */
+ _gpio_rmw(base, bank->regs->wkup_en, 1 << offset, 0);
+ bank->context.wake_en =
+ __raw_readl(bank->base + bank->regs->wkup_en);
+ }
+
+ if (bank->regs->ctrl && !BANK_USED(bank)) {
+ void __iomem *reg = bank->base + bank->regs->ctrl;
+ u32 ctrl;
+
+ ctrl = __raw_readl(reg);
+ /* Module is disabled, clocks are gated */
+ ctrl |= GPIO_MOD_CTRL_BIT;
+ __raw_writel(ctrl, reg);
+ bank->context.ctrl = ctrl;
+ }
+}
+
+static int gpio_is_input(struct gpio_bank *bank, int mask)
+{
+ void __iomem *reg = bank->base + bank->regs->direction;
+
+ return __raw_readl(reg) & mask;
+}
+
static int gpio_irq_type(struct irq_data *d, unsigned type)
{
struct gpio_bank *bank = irq_data_get_irq_chip_data(d);
unsigned gpio = 0;
int retval;
unsigned long flags;
+ unsigned offset;
- if (WARN_ON(!bank->mod_usage))
- return -EINVAL;
+ if (!BANK_USED(bank))
+ pm_runtime_get_sync(bank->dev);
#ifdef CONFIG_ARCH_OMAP1
if (d->irq > IH_MPUIO_BASE)
@@ -446,7 +504,17 @@ static int gpio_irq_type(struct irq_data *d, unsigned type)
return -EINVAL;
spin_lock_irqsave(&bank->lock, flags);
- retval = _set_gpio_triggering(bank, GPIO_INDEX(bank, gpio), type);
+ offset = GPIO_INDEX(bank, gpio);
+ retval = _set_gpio_triggering(bank, offset, type);
+ if (!LINE_USED(bank->mod_usage, offset)) {
+ _enable_gpio_module(bank, offset);
+ _set_gpio_direction(bank, offset, 1);
+ } else if (!gpio_is_input(bank, 1 << offset)) {
+ spin_unlock_irqrestore(&bank->lock, flags);
+ return -EINVAL;
+ }
+
+ bank->irq_usage |= 1 << GPIO_INDEX(bank, gpio);
spin_unlock_irqrestore(&bank->lock, flags);
if (type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH))
@@ -603,35 +671,19 @@ static int omap_gpio_request(struct gpio_chip *chip, unsigned offset)
* If this is the first gpio_request for the bank,
* enable the bank module.
*/
- if (!bank->mod_usage)
+ if (!BANK_USED(bank))
pm_runtime_get_sync(bank->dev);
spin_lock_irqsave(&bank->lock, flags);
/* Set trigger to none. You need to enable the desired trigger with
- * request_irq() or set_irq_type().
+ * request_irq() or set_irq_type(). Only do this if the IRQ line has
+ * not already been requested.
*/
- _set_gpio_triggering(bank, offset, IRQ_TYPE_NONE);
-
- if (bank->regs->pinctrl) {
- void __iomem *reg = bank->base + bank->regs->pinctrl;
-
- /* Claim the pin for MPU */
- __raw_writel(__raw_readl(reg) | (1 << offset), reg);
- }
-
- if (bank->regs->ctrl && !bank->mod_usage) {
- void __iomem *reg = bank->base + bank->regs->ctrl;
- u32 ctrl;
-
- ctrl = __raw_readl(reg);
- /* Module is enabled, clocks are not gated */
- ctrl &= ~GPIO_MOD_CTRL_BIT;
- __raw_writel(ctrl, reg);
- bank->context.ctrl = ctrl;
+ if (!LINE_USED(bank->irq_usage, offset)) {
+ _set_gpio_triggering(bank, offset, IRQ_TYPE_NONE);
+ _enable_gpio_module(bank, offset);
}
-
bank->mod_usage |= 1 << offset;
-
spin_unlock_irqrestore(&bank->lock, flags);
return 0;
@@ -640,31 +692,11 @@ static int omap_gpio_request(struct gpio_chip *chip, unsigned offset)
static void omap_gpio_free(struct gpio_chip *chip, unsigned offset)
{
struct gpio_bank *bank = container_of(chip, struct gpio_bank, chip);
- void __iomem *base = bank->base;
unsigned long flags;
spin_lock_irqsave(&bank->lock, flags);
-
- if (bank->regs->wkup_en) {
- /* Disable wake-up during idle for dynamic tick */
- _gpio_rmw(base, bank->regs->wkup_en, 1 << offset, 0);
- bank->context.wake_en =
- __raw_readl(bank->base + bank->regs->wkup_en);
- }
-
bank->mod_usage &= ~(1 << offset);
-
- if (bank->regs->ctrl && !bank->mod_usage) {
- void __iomem *reg = bank->base + bank->regs->ctrl;
- u32 ctrl;
-
- ctrl = __raw_readl(reg);
- /* Module is disabled, clocks are gated */
- ctrl |= GPIO_MOD_CTRL_BIT;
- __raw_writel(ctrl, reg);
- bank->context.ctrl = ctrl;
- }
-
+ _disable_gpio_module(bank, offset);
_reset_gpio(bank, bank->chip.base + offset);
spin_unlock_irqrestore(&bank->lock, flags);
@@ -672,7 +704,7 @@ static void omap_gpio_free(struct gpio_chip *chip, unsigned offset)
* If this is the last gpio to be freed in the bank,
* disable the bank module.
*/
- if (!bank->mod_usage)
+ if (!BANK_USED(bank))
pm_runtime_put(bank->dev);
}
@@ -762,10 +794,20 @@ static void gpio_irq_shutdown(struct irq_data *d)
struct gpio_bank *bank = irq_data_get_irq_chip_data(d);
unsigned int gpio = irq_to_gpio(bank, d->hwirq);
unsigned long flags;
+ unsigned offset = GPIO_INDEX(bank, gpio);
spin_lock_irqsave(&bank->lock, flags);
+ bank->irq_usage &= ~(1 << offset);
+ _disable_gpio_module(bank, offset);
_reset_gpio(bank, gpio);
spin_unlock_irqrestore(&bank->lock, flags);
+
+ /*
+ * If this is the last IRQ to be freed in the bank,
+ * disable the bank module.
+ */
+ if (!BANK_USED(bank))
+ pm_runtime_put(bank->dev);
}
static void gpio_ack_irq(struct irq_data *d)
@@ -897,13 +939,6 @@ static int gpio_input(struct gpio_chip *chip, unsigned offset)
return 0;
}
-static int gpio_is_input(struct gpio_bank *bank, int mask)
-{
- void __iomem *reg = bank->base + bank->regs->direction;
-
- return __raw_readl(reg) & mask;
-}
-
static int gpio_get(struct gpio_chip *chip, unsigned offset)
{
struct gpio_bank *bank;
@@ -922,13 +957,22 @@ static int gpio_output(struct gpio_chip *chip, unsigned offset, int value)
{
struct gpio_bank *bank;
unsigned long flags;
+ int retval = 0;
bank = container_of(chip, struct gpio_bank, chip);
spin_lock_irqsave(&bank->lock, flags);
+
+ if (LINE_USED(bank->irq_usage, offset)) {
+ retval = -EINVAL;
+ goto exit;
+ }
+
bank->set_dataout(bank, offset, value);
_set_gpio_direction(bank, offset, 0);
+
+exit:
spin_unlock_irqrestore(&bank->lock, flags);
- return 0;
+ return retval;
}
static int gpio_debounce(struct gpio_chip *chip, unsigned offset,
@@ -1400,7 +1444,7 @@ void omap2_gpio_prepare_for_idle(int pwr_mode)
struct gpio_bank *bank;
list_for_each_entry(bank, &omap_gpio_list, node) {
- if (!bank->mod_usage || !bank->loses_context)
+ if (!BANK_USED(bank) || !bank->loses_context)
continue;
bank->power_mode = pwr_mode;
@@ -1414,7 +1458,7 @@ void omap2_gpio_resume_after_idle(void)
struct gpio_bank *bank;
list_for_each_entry(bank, &omap_gpio_list, node) {
- if (!bank->mod_usage || !bank->loses_context)
+ if (!BANK_USED(bank) || !bank->loses_context)
continue;
pm_runtime_get_sync(bank->dev);
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index e3745eb07570..6038966ab045 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -293,10 +293,9 @@ static void gpio_rcar_parse_pdata(struct gpio_rcar_priv *p)
if (pdata) {
p->config = *pdata;
} else if (IS_ENABLED(CONFIG_OF) && np) {
- ret = of_parse_phandle_with_args(np, "gpio-ranges",
- "#gpio-range-cells", 0, &args);
- p->config.number_of_pins = ret == 0 && args.args_count == 3
- ? args.args[2]
+ ret = of_parse_phandle_with_fixed_args(np, "gpio-ranges", 3, 0,
+ &args);
+ p->config.number_of_pins = ret == 0 ? args.args[2]
: RCAR_MAX_GPIO_PER_BANK;
p->config.gpio_base = -1;
}
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 1688ff500513..830f7501cb4d 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -2925,6 +2925,8 @@ int drm_edid_to_speaker_allocation(struct edid *edid, u8 **sadb)
/* Speaker Allocation Data Block */
if (dbl == 3) {
*sadb = kmalloc(dbl, GFP_KERNEL);
+ if (!*sadb)
+ return -ENOMEM;
memcpy(*sadb, &db[1], dbl);
count = dbl;
break;
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index f6f6cc7fc133..3d13ca6e257f 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -416,14 +416,6 @@ static void drm_fb_helper_dpms(struct fb_info *info, int dpms_mode)
return;
/*
- * fbdev->blank can be called from irq context in case of a panic.
- * Since we already have our own special panic handler which will
- * restore the fbdev console mode completely, just bail out early.
- */
- if (oops_in_progress)
- return;
-
- /*
* For each CRTC in this fb, turn the connectors on/off.
*/
drm_modeset_lock_all(dev);
diff --git a/drivers/gpu/drm/gma500/gtt.c b/drivers/gpu/drm/gma500/gtt.c
index 92babac362ec..2db731f00930 100644
--- a/drivers/gpu/drm/gma500/gtt.c
+++ b/drivers/gpu/drm/gma500/gtt.c
@@ -204,6 +204,7 @@ static int psb_gtt_attach_pages(struct gtt_range *gt)
if (IS_ERR(pages))
return PTR_ERR(pages);
+ gt->npage = gt->gem.size / PAGE_SIZE;
gt->pages = pages;
return 0;
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index c27a21034a5e..d5c784d48671 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1290,12 +1290,9 @@ static int i915_load_modeset_init(struct drm_device *dev)
* then we do not take part in VGA arbitration and the
* vga_client_register() fails with -ENODEV.
*/
- if (!HAS_PCH_SPLIT(dev)) {
- ret = vga_client_register(dev->pdev, dev, NULL,
- i915_vga_set_decode);
- if (ret && ret != -ENODEV)
- goto out;
- }
+ ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode);
+ if (ret && ret != -ENODEV)
+ goto out;
intel_register_dsm_handler();
@@ -1351,12 +1348,6 @@ static int i915_load_modeset_init(struct drm_device *dev)
*/
intel_fbdev_initial_config(dev);
- /*
- * Must do this after fbcon init so that
- * vgacon_save_screen() works during the handover.
- */
- i915_disable_vga_mem(dev);
-
/* Only enable hotplug handling once the fbdev is fully set up. */
dev_priv->enable_hotplug_processing = true;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index c159e1a6810f..38f96f65d87a 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3881,6 +3881,9 @@
#define GEN7_SQ_CHICKEN_MBCUNIT_CONFIG 0x9030
#define GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB (1<<11)
+#define HSW_SCRATCH1 0xb038
+#define HSW_SCRATCH1_L3_DATA_ATOMICS_DISABLE (1<<27)
+
#define HSW_FUSE_STRAP 0x42014
#define HSW_CDCLK_LIMIT (1 << 24)
@@ -4728,6 +4731,9 @@
#define GEN7_ROW_CHICKEN2_GT2 0xf4f4
#define DOP_CLOCK_GATING_DISABLE (1<<0)
+#define HSW_ROW_CHICKEN3 0xe49c
+#define HSW_ROW_CHICKEN3_L3_GLOBAL_ATOMICS_DISABLE (1 << 6)
+
#define G4X_AUD_VID_DID (dev_priv->info->display_mmio_offset + 0x62020)
#define INTEL_AUDIO_DEVCL 0x808629FB
#define INTEL_AUDIO_DEVBLC 0x80862801
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e5822e79f912..581fb4b2f766 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -3941,8 +3941,6 @@ static void intel_connector_check_state(struct intel_connector *connector)
* consider. */
void intel_connector_dpms(struct drm_connector *connector, int mode)
{
- struct intel_encoder *encoder = intel_attached_encoder(connector);
-
/* All the simple cases only support two dpms states. */
if (mode != DRM_MODE_DPMS_ON)
mode = DRM_MODE_DPMS_OFF;
@@ -3953,10 +3951,8 @@ void intel_connector_dpms(struct drm_connector *connector, int mode)
connector->dpms = mode;
/* Only need to change hw state when actually enabled */
- if (encoder->base.crtc)
- intel_encoder_dpms(encoder, mode);
- else
- WARN_ON(encoder->connectors_active != false);
+ if (connector->encoder)
+ intel_encoder_dpms(to_intel_encoder(connector->encoder), mode);
intel_modeset_check_state(connector->dev);
}
@@ -10049,33 +10045,6 @@ static void i915_disable_vga(struct drm_device *dev)
POSTING_READ(vga_reg);
}
-static void i915_enable_vga_mem(struct drm_device *dev)
-{
- /* Enable VGA memory on Intel HD */
- if (HAS_PCH_SPLIT(dev)) {
- vga_get_uninterruptible(dev->pdev, VGA_RSRC_LEGACY_IO);
- outb(inb(VGA_MSR_READ) | VGA_MSR_MEM_EN, VGA_MSR_WRITE);
- vga_set_legacy_decoding(dev->pdev, VGA_RSRC_LEGACY_IO |
- VGA_RSRC_LEGACY_MEM |
- VGA_RSRC_NORMAL_IO |
- VGA_RSRC_NORMAL_MEM);
- vga_put(dev->pdev, VGA_RSRC_LEGACY_IO);
- }
-}
-
-void i915_disable_vga_mem(struct drm_device *dev)
-{
- /* Disable VGA memory on Intel HD */
- if (HAS_PCH_SPLIT(dev)) {
- vga_get_uninterruptible(dev->pdev, VGA_RSRC_LEGACY_IO);
- outb(inb(VGA_MSR_READ) & ~VGA_MSR_MEM_EN, VGA_MSR_WRITE);
- vga_set_legacy_decoding(dev->pdev, VGA_RSRC_LEGACY_IO |
- VGA_RSRC_NORMAL_IO |
- VGA_RSRC_NORMAL_MEM);
- vga_put(dev->pdev, VGA_RSRC_LEGACY_IO);
- }
-}
-
void intel_modeset_init_hw(struct drm_device *dev)
{
intel_init_power_well(dev);
@@ -10354,7 +10323,6 @@ void i915_redisable_vga(struct drm_device *dev)
if (I915_READ(vga_reg) != VGA_DISP_DISABLE) {
DRM_DEBUG_KMS("Something enabled VGA plane, disabling it\n");
i915_disable_vga(dev);
- i915_disable_vga_mem(dev);
}
}
@@ -10568,8 +10536,6 @@ void intel_modeset_cleanup(struct drm_device *dev)
intel_disable_fbc(dev);
- i915_enable_vga_mem(dev);
-
intel_disable_gt_powersave(dev);
ironlake_teardown_rc6(dev);
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 79c14e298ba6..2c555f91bfae 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1467,7 +1467,7 @@ static void intel_edp_psr_setup(struct intel_dp *intel_dp)
/* Avoid continuous PSR exit by masking memup and hpd */
I915_WRITE(EDP_PSR_DEBUG_CTL, EDP_PSR_DEBUG_MASK_MEMUP |
- EDP_PSR_DEBUG_MASK_HPD);
+ EDP_PSR_DEBUG_MASK_HPD | EDP_PSR_DEBUG_MASK_LPSP);
intel_dp->psr_setup_done = true;
}
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 28cae80495e2..9b7b68fd5d47 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -793,6 +793,5 @@ extern void hsw_pc8_disable_interrupts(struct drm_device *dev);
extern void hsw_pc8_restore_interrupts(struct drm_device *dev);
extern void intel_aux_display_runtime_get(struct drm_i915_private *dev_priv);
extern void intel_aux_display_runtime_put(struct drm_i915_private *dev_priv);
-extern void i915_disable_vga_mem(struct drm_device *dev);
#endif /* __INTEL_DRV_H__ */
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index dd176b7296c1..f4c5e95b2d6f 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3864,8 +3864,6 @@ static void valleyview_enable_rps(struct drm_device *dev)
dev_priv->rps.rpe_delay),
dev_priv->rps.rpe_delay);
- INIT_DELAYED_WORK(&dev_priv->rps.vlv_work, vlv_rps_timer_work);
-
valleyview_set_rps(dev_priv->dev, dev_priv->rps.rpe_delay);
gen6_enable_rps_interrupts(dev);
@@ -4955,6 +4953,11 @@ static void haswell_init_clock_gating(struct drm_device *dev)
I915_WRITE(GEN7_L3_CHICKEN_MODE_REGISTER,
GEN7_WA_L3_CHICKEN_MODE);
+ /* L3 caching of data atomics doesn't work -- disable it. */
+ I915_WRITE(HSW_SCRATCH1, HSW_SCRATCH1_L3_DATA_ATOMICS_DISABLE);
+ I915_WRITE(HSW_ROW_CHICKEN3,
+ _MASKED_BIT_ENABLE(HSW_ROW_CHICKEN3_L3_GLOBAL_ATOMICS_DISABLE));
+
/* This is required by WaCatErrorRejectionIssue:hsw */
I915_WRITE(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG,
I915_READ(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG) |
@@ -5681,5 +5684,7 @@ void intel_pm_init(struct drm_device *dev)
INIT_DELAYED_WORK(&dev_priv->rps.delayed_resume_work,
intel_gen6_powersave_work);
+
+ INIT_DELAYED_WORK(&dev_priv->rps.vlv_work, vlv_rps_timer_work);
}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/mc/base.c b/drivers/gpu/drm/nouveau/core/subdev/mc/base.c
index 37712a6df923..e290cfa4acee 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/mc/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/mc/base.c
@@ -113,7 +113,7 @@ nouveau_mc_create_(struct nouveau_object *parent, struct nouveau_object *engine,
pmc->use_msi = false;
break;
default:
- pmc->use_msi = nouveau_boolopt(device->cfgopt, "NvMSI", true);
+ pmc->use_msi = nouveau_boolopt(device->cfgopt, "NvMSI", false);
if (pmc->use_msi) {
pmc->use_msi = pci_enable_msi(device->pdev) == 0;
if (pmc->use_msi) {
diff --git a/drivers/gpu/drm/radeon/btc_dpm.c b/drivers/gpu/drm/radeon/btc_dpm.c
index b162e98a2953..9b6950d9b3c0 100644
--- a/drivers/gpu/drm/radeon/btc_dpm.c
+++ b/drivers/gpu/drm/radeon/btc_dpm.c
@@ -1930,7 +1930,7 @@ static int btc_set_mc_special_registers(struct radeon_device *rdev,
}
j++;
- if (j > SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE)
+ if (j >= SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE)
return -EINVAL;
tmp = RREG32(MC_PMG_CMD_MRS);
@@ -1945,7 +1945,7 @@ static int btc_set_mc_special_registers(struct radeon_device *rdev,
}
j++;
- if (j > SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE)
+ if (j >= SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE)
return -EINVAL;
break;
case MC_SEQ_RESERVE_M >> 2:
@@ -1959,7 +1959,7 @@ static int btc_set_mc_special_registers(struct radeon_device *rdev,
}
j++;
- if (j > SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE)
+ if (j >= SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE)
return -EINVAL;
break;
default:
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index d02fd1c045d5..b874ccdf52f7 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -77,6 +77,8 @@ static void cik_pcie_gen3_enable(struct radeon_device *rdev);
static void cik_program_aspm(struct radeon_device *rdev);
static void cik_init_pg(struct radeon_device *rdev);
static void cik_init_cg(struct radeon_device *rdev);
+static void cik_fini_pg(struct radeon_device *rdev);
+static void cik_fini_cg(struct radeon_device *rdev);
static void cik_enable_gui_idle_interrupt(struct radeon_device *rdev,
bool enable);
@@ -4185,6 +4187,10 @@ static void cik_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
+ /* disable CG/PG */
+ cik_fini_pg(rdev);
+ cik_fini_cg(rdev);
+
/* stop the rlc */
cik_rlc_stop(rdev);
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 555164e270a7..b5c67a99dda9 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -3131,7 +3131,7 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
rdev->config.evergreen.sx_max_export_size = 256;
rdev->config.evergreen.sx_max_export_pos_size = 64;
rdev->config.evergreen.sx_max_export_smx_size = 192;
- rdev->config.evergreen.max_hw_contexts = 8;
+ rdev->config.evergreen.max_hw_contexts = 4;
rdev->config.evergreen.sq_num_cf_insts = 2;
rdev->config.evergreen.sc_prim_fifo_size = 0x40;
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index f71ce390aebe..f815c20640bd 100644
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -288,8 +288,7 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode
/* fglrx clears sth in AFMT_AUDIO_PACKET_CONTROL2 here */
WREG32(HDMI_ACR_PACKET_CONTROL + offset,
- HDMI_ACR_AUTO_SEND | /* allow hw to sent ACR packets when required */
- HDMI_ACR_SOURCE); /* select SW CTS value */
+ HDMI_ACR_AUTO_SEND); /* allow hw to sent ACR packets when required */
evergreen_hdmi_update_ACR(encoder, mode->clock);
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 8768fd6a1e27..4f6d2962767d 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -1501,7 +1501,7 @@
* 6. COMMAND [29:22] | BYTE_COUNT [20:0]
*/
# define PACKET3_CP_DMA_DST_SEL(x) ((x) << 20)
- /* 0 - SRC_ADDR
+ /* 0 - DST_ADDR
* 1 - GDS
*/
# define PACKET3_CP_DMA_ENGINE(x) ((x) << 27)
@@ -1516,7 +1516,7 @@
# define PACKET3_CP_DMA_CP_SYNC (1 << 31)
/* COMMAND */
# define PACKET3_CP_DMA_DIS_WC (1 << 21)
-# define PACKET3_CP_DMA_CMD_SRC_SWAP(x) ((x) << 23)
+# define PACKET3_CP_DMA_CMD_SRC_SWAP(x) ((x) << 22)
/* 0 - none
* 1 - 8 in 16
* 2 - 8 in 32
diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c
index b0fa6002af3e..5b729319f27b 100644
--- a/drivers/gpu/drm/radeon/r600_hdmi.c
+++ b/drivers/gpu/drm/radeon/r600_hdmi.c
@@ -57,15 +57,15 @@ enum r600_hdmi_iec_status_bits {
static const struct radeon_hdmi_acr r600_hdmi_predefined_acr[] = {
/* 32kHz 44.1kHz 48kHz */
/* Clock N CTS N CTS N CTS */
- { 25174, 4576, 28125, 7007, 31250, 6864, 28125 }, /* 25,20/1.001 MHz */
+ { 25175, 4576, 28125, 7007, 31250, 6864, 28125 }, /* 25,20/1.001 MHz */
{ 25200, 4096, 25200, 6272, 28000, 6144, 25200 }, /* 25.20 MHz */
{ 27000, 4096, 27000, 6272, 30000, 6144, 27000 }, /* 27.00 MHz */
{ 27027, 4096, 27027, 6272, 30030, 6144, 27027 }, /* 27.00*1.001 MHz */
{ 54000, 4096, 54000, 6272, 60000, 6144, 54000 }, /* 54.00 MHz */
{ 54054, 4096, 54054, 6272, 60060, 6144, 54054 }, /* 54.00*1.001 MHz */
- { 74175, 11648, 210937, 17836, 234375, 11648, 140625 }, /* 74.25/1.001 MHz */
+ { 74176, 11648, 210937, 17836, 234375, 11648, 140625 }, /* 74.25/1.001 MHz */
{ 74250, 4096, 74250, 6272, 82500, 6144, 74250 }, /* 74.25 MHz */
- { 148351, 11648, 421875, 8918, 234375, 5824, 140625 }, /* 148.50/1.001 MHz */
+ { 148352, 11648, 421875, 8918, 234375, 5824, 140625 }, /* 148.50/1.001 MHz */
{ 148500, 4096, 148500, 6272, 165000, 6144, 148500 }, /* 148.50 MHz */
{ 0, 4096, 0, 6272, 0, 6144, 0 } /* Other */
};
@@ -75,8 +75,15 @@ static const struct radeon_hdmi_acr r600_hdmi_predefined_acr[] = {
*/
static void r600_hdmi_calc_cts(uint32_t clock, int *CTS, int N, int freq)
{
- if (*CTS == 0)
- *CTS = clock * N / (128 * freq) * 1000;
+ u64 n;
+ u32 d;
+
+ if (*CTS == 0) {
+ n = (u64)clock * (u64)N * 1000ULL;
+ d = 128 * freq;
+ do_div(n, d);
+ *CTS = n;
+ }
DRM_DEBUG("Using ACR timing N=%d CTS=%d for frequency %d\n",
N, *CTS, freq);
}
@@ -444,8 +451,8 @@ void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mod
}
WREG32(HDMI0_ACR_PACKET_CONTROL + offset,
- HDMI0_ACR_AUTO_SEND | /* allow hw to sent ACR packets when required */
- HDMI0_ACR_SOURCE); /* select SW CTS value */
+ HDMI0_ACR_SOURCE | /* select SW CTS value - XXX verify that hw CTS works on all families */
+ HDMI0_ACR_AUTO_SEND); /* allow hw to sent ACR packets when required */
WREG32(HDMI0_VBI_PACKET_CONTROL + offset,
HDMI0_NULL_SEND | /* send null packets when required */
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index e673fe26ea84..7b3c7b5932c5 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -1523,7 +1523,7 @@
*/
# define PACKET3_CP_DMA_CP_SYNC (1 << 31)
/* COMMAND */
-# define PACKET3_CP_DMA_CMD_SRC_SWAP(x) ((x) << 23)
+# define PACKET3_CP_DMA_CMD_SRC_SWAP(x) ((x) << 22)
/* 0 - none
* 1 - 8 in 16
* 2 - 8 in 32
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index ac07ad1d4f8c..4f6b7fc7ad3c 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -945,6 +945,8 @@ void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable)
if (enable) {
mutex_lock(&rdev->pm.mutex);
rdev->pm.dpm.uvd_active = true;
+ /* disable this for now */
+#if 0
if ((rdev->pm.dpm.sd == 1) && (rdev->pm.dpm.hd == 0))
dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_SD;
else if ((rdev->pm.dpm.sd == 2) && (rdev->pm.dpm.hd == 0))
@@ -954,6 +956,7 @@ void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable)
else if ((rdev->pm.dpm.sd == 0) && (rdev->pm.dpm.hd == 2))
dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_HD2;
else
+#endif
dpm_state = POWER_STATE_TYPE_INTERNAL_UVD;
rdev->pm.dpm.state = dpm_state;
mutex_unlock(&rdev->pm.mutex);
diff --git a/drivers/gpu/drm/radeon/radeon_test.c b/drivers/gpu/drm/radeon/radeon_test.c
index f4d6bcee9006..12e8099a0823 100644
--- a/drivers/gpu/drm/radeon/radeon_test.c
+++ b/drivers/gpu/drm/radeon/radeon_test.c
@@ -36,8 +36,8 @@ static void radeon_do_test_moves(struct radeon_device *rdev, int flag)
struct radeon_bo *vram_obj = NULL;
struct radeon_bo **gtt_obj = NULL;
uint64_t gtt_addr, vram_addr;
- unsigned i, n, size;
- int r, ring;
+ unsigned n, size;
+ int i, r, ring;
switch (flag) {
case RADEON_TEST_COPY_DMA:
diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c
index a0f11856ddde..4f2e73f79638 100644
--- a/drivers/gpu/drm/radeon/radeon_uvd.c
+++ b/drivers/gpu/drm/radeon/radeon_uvd.c
@@ -798,7 +798,8 @@ void radeon_uvd_note_usage(struct radeon_device *rdev)
(rdev->pm.dpm.hd != hd)) {
rdev->pm.dpm.sd = sd;
rdev->pm.dpm.hd = hd;
- streams_changed = true;
+ /* disable this for now */
+ /*streams_changed = true;*/
}
}
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index c354c1094967..d4652af425b8 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -85,6 +85,9 @@ extern void si_dma_vm_set_page(struct radeon_device *rdev,
uint32_t incr, uint32_t flags);
static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
bool enable);
+static void si_fini_pg(struct radeon_device *rdev);
+static void si_fini_cg(struct radeon_device *rdev);
+static void si_rlc_stop(struct radeon_device *rdev);
static const u32 verde_rlc_save_restore_register_list[] =
{
@@ -3608,6 +3611,13 @@ static void si_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
+ /* disable PG/CG */
+ si_fini_pg(rdev);
+ si_fini_cg(rdev);
+
+ /* stop the rlc */
+ si_rlc_stop(rdev);
+
/* Disable CP parsing/prefetching */
WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 9ace28702c76..2332aa1bf93c 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -5208,7 +5208,7 @@ static int si_set_mc_special_registers(struct radeon_device *rdev,
table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
}
j++;
- if (j > SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE)
+ if (j >= SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE)
return -EINVAL;
if (!pi->mem_gddr5) {
@@ -5218,7 +5218,7 @@ static int si_set_mc_special_registers(struct radeon_device *rdev,
table->mc_reg_table_entry[k].mc_data[j] =
(table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16;
j++;
- if (j > SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE)
+ if (j >= SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE)
return -EINVAL;
}
break;
@@ -5231,7 +5231,7 @@ static int si_set_mc_special_registers(struct radeon_device *rdev,
(temp_reg & 0xffff0000) |
(table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
j++;
- if (j > SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE)
+ if (j >= SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE)
return -EINVAL;
break;
default:
diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h
index 52d2ab6b67a0..7e2e0ea66a00 100644
--- a/drivers/gpu/drm/radeon/sid.h
+++ b/drivers/gpu/drm/radeon/sid.h
@@ -1553,7 +1553,7 @@
* 6. COMMAND [30:21] | BYTE_COUNT [20:0]
*/
# define PACKET3_CP_DMA_DST_SEL(x) ((x) << 20)
- /* 0 - SRC_ADDR
+ /* 0 - DST_ADDR
* 1 - GDS
*/
# define PACKET3_CP_DMA_ENGINE(x) ((x) << 27)
@@ -1568,7 +1568,7 @@
# define PACKET3_CP_DMA_CP_SYNC (1 << 31)
/* COMMAND */
# define PACKET3_CP_DMA_DIS_WC (1 << 21)
-# define PACKET3_CP_DMA_CMD_SRC_SWAP(x) ((x) << 23)
+# define PACKET3_CP_DMA_CMD_SRC_SWAP(x) ((x) << 22)
/* 0 - none
* 1 - 8 in 16
* 2 - 8 in 32
diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c
index 7f998bf1cc9d..9364129ba292 100644
--- a/drivers/gpu/drm/radeon/trinity_dpm.c
+++ b/drivers/gpu/drm/radeon/trinity_dpm.c
@@ -1868,7 +1868,7 @@ int trinity_dpm_init(struct radeon_device *rdev)
for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++)
pi->at[i] = TRINITY_AT_DFLT;
- pi->enable_bapm = true;
+ pi->enable_bapm = false;
pi->enable_nbps_policy = true;
pi->enable_sclk_ds = true;
pi->enable_gfx_power_gating = true;
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 71b70e3a7a71..c91d547191dd 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -241,6 +241,7 @@ config HID_HOLTEK
- Sharkoon Drakonia / Perixx MX-2000 gaming mice
- Tracer Sniper TRM-503 / NOVA Gaming Slider X200 /
Zalman ZM-GM1
+ - SHARKOON DarkGlider Gaming mouse
config HOLTEK_FF
bool "Holtek On Line Grip force feedback support"
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index b8470b1a10fe..5a8c01112a23 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1715,6 +1715,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_580) },
{ HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
diff --git a/drivers/hid/hid-holtek-mouse.c b/drivers/hid/hid-holtek-mouse.c
index 7e6db3cf46f9..e696566cde46 100644
--- a/drivers/hid/hid-holtek-mouse.c
+++ b/drivers/hid/hid-holtek-mouse.c
@@ -27,6 +27,7 @@
* - USB ID 04d9:a067, sold as Sharkoon Drakonia and Perixx MX-2000
* - USB ID 04d9:a04a, sold as Tracer Sniper TRM-503, NOVA Gaming Slider X200
* and Zalman ZM-GM1
+ * - USB ID 04d9:a081, sold as SHARKOON DarkGlider Gaming mouse
*/
static __u8 *holtek_mouse_report_fixup(struct hid_device *hdev, __u8 *rdesc,
@@ -46,6 +47,7 @@ static __u8 *holtek_mouse_report_fixup(struct hid_device *hdev, __u8 *rdesc,
}
break;
case USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A:
+ case USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081:
if (*rsize >= 113 && rdesc[106] == 0xff && rdesc[107] == 0x7f
&& rdesc[111] == 0xff && rdesc[112] == 0x7f) {
hid_info(hdev, "Fixing up report descriptor\n");
@@ -63,6 +65,8 @@ static const struct hid_device_id holtek_mouse_devices[] = {
USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT,
USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT,
+ USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
{ }
};
MODULE_DEVICE_TABLE(hid, holtek_mouse_devices);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index e60e8d530697..9cbc7ab07dfa 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -450,6 +450,7 @@
#define USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD 0xa055
#define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067 0xa067
#define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A 0xa04a
+#define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081 0xa081
#define USB_VENDOR_ID_IMATION 0x0718
#define USB_DEVICE_ID_DISC_STAKKA 0xd000
diff --git a/drivers/hid/hid-roccat-kone.c b/drivers/hid/hid-roccat-kone.c
index 602c188e9d86..6101816a7ddd 100644
--- a/drivers/hid/hid-roccat-kone.c
+++ b/drivers/hid/hid-roccat-kone.c
@@ -382,7 +382,7 @@ static ssize_t kone_sysfs_write_profilex(struct file *fp,
}
#define PROFILE_ATTR(number) \
static struct bin_attribute bin_attr_profile##number = { \
- .attr = { .name = "profile##number", .mode = 0660 }, \
+ .attr = { .name = "profile" #number, .mode = 0660 }, \
.size = sizeof(struct kone_profile), \
.read = kone_sysfs_read_profilex, \
.write = kone_sysfs_write_profilex, \
diff --git a/drivers/hid/hid-roccat-koneplus.c b/drivers/hid/hid-roccat-koneplus.c
index 5ddf605b6b89..5e99fcdc71b9 100644
--- a/drivers/hid/hid-roccat-koneplus.c
+++ b/drivers/hid/hid-roccat-koneplus.c
@@ -229,13 +229,13 @@ static ssize_t koneplus_sysfs_read_profilex_buttons(struct file *fp,
#define PROFILE_ATTR(number) \
static struct bin_attribute bin_attr_profile##number##_settings = { \
- .attr = { .name = "profile##number##_settings", .mode = 0440 }, \
+ .attr = { .name = "profile" #number "_settings", .mode = 0440 }, \
.size = KONEPLUS_SIZE_PROFILE_SETTINGS, \
.read = koneplus_sysfs_read_profilex_settings, \
.private = &profile_numbers[number-1], \
}; \
static struct bin_attribute bin_attr_profile##number##_buttons = { \
- .attr = { .name = "profile##number##_buttons", .mode = 0440 }, \
+ .attr = { .name = "profile" #number "_buttons", .mode = 0440 }, \
.size = KONEPLUS_SIZE_PROFILE_BUTTONS, \
.read = koneplus_sysfs_read_profilex_buttons, \
.private = &profile_numbers[number-1], \
diff --git a/drivers/hid/hid-roccat-kovaplus.c b/drivers/hid/hid-roccat-kovaplus.c
index 515bc03136c0..0c8e1ef0b67d 100644
--- a/drivers/hid/hid-roccat-kovaplus.c
+++ b/drivers/hid/hid-roccat-kovaplus.c
@@ -257,13 +257,13 @@ static ssize_t kovaplus_sysfs_read_profilex_buttons(struct file *fp,
#define PROFILE_ATTR(number) \
static struct bin_attribute bin_attr_profile##number##_settings = { \
- .attr = { .name = "profile##number##_settings", .mode = 0440 }, \
+ .attr = { .name = "profile" #number "_settings", .mode = 0440 }, \
.size = KOVAPLUS_SIZE_PROFILE_SETTINGS, \
.read = kovaplus_sysfs_read_profilex_settings, \
.private = &profile_numbers[number-1], \
}; \
static struct bin_attribute bin_attr_profile##number##_buttons = { \
- .attr = { .name = "profile##number##_buttons", .mode = 0440 }, \
+ .attr = { .name = "profile" #number "_buttons", .mode = 0440 }, \
.size = KOVAPLUS_SIZE_PROFILE_BUTTONS, \
.read = kovaplus_sysfs_read_profilex_buttons, \
.private = &profile_numbers[number-1], \
diff --git a/drivers/hid/hid-roccat-pyra.c b/drivers/hid/hid-roccat-pyra.c
index 5a6dbbeee790..1a07e07d99a0 100644
--- a/drivers/hid/hid-roccat-pyra.c
+++ b/drivers/hid/hid-roccat-pyra.c
@@ -225,13 +225,13 @@ static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp,
#define PROFILE_ATTR(number) \
static struct bin_attribute bin_attr_profile##number##_settings = { \
- .attr = { .name = "profile##number##_settings", .mode = 0440 }, \
+ .attr = { .name = "profile" #number "_settings", .mode = 0440 }, \
.size = PYRA_SIZE_PROFILE_SETTINGS, \
.read = pyra_sysfs_read_profilex_settings, \
.private = &profile_numbers[number-1], \
}; \
static struct bin_attribute bin_attr_profile##number##_buttons = { \
- .attr = { .name = "profile##number##_buttons", .mode = 0440 }, \
+ .attr = { .name = "profile" #number "_buttons", .mode = 0440 }, \
.size = PYRA_SIZE_PROFILE_BUTTONS, \
.read = pyra_sysfs_read_profilex_buttons, \
.private = &profile_numbers[number-1], \
diff --git a/drivers/hid/hid-wiimote-modules.c b/drivers/hid/hid-wiimote-modules.c
index 2e7d644dba18..71adf9e60b13 100644
--- a/drivers/hid/hid-wiimote-modules.c
+++ b/drivers/hid/hid-wiimote-modules.c
@@ -119,12 +119,22 @@ static const struct wiimod_ops wiimod_keys = {
* the rumble motor, this flag shouldn't be set.
*/
+/* used by wiimod_rumble and wiipro_rumble */
+static void wiimod_rumble_worker(struct work_struct *work)
+{
+ struct wiimote_data *wdata = container_of(work, struct wiimote_data,
+ rumble_worker);
+
+ spin_lock_irq(&wdata->state.lock);
+ wiiproto_req_rumble(wdata, wdata->state.cache_rumble);
+ spin_unlock_irq(&wdata->state.lock);
+}
+
static int wiimod_rumble_play(struct input_dev *dev, void *data,
struct ff_effect *eff)
{
struct wiimote_data *wdata = input_get_drvdata(dev);
__u8 value;
- unsigned long flags;
/*
* The wiimote supports only a single rumble motor so if any magnitude
@@ -137,9 +147,10 @@ static int wiimod_rumble_play(struct input_dev *dev, void *data,
else
value = 0;
- spin_lock_irqsave(&wdata->state.lock, flags);
- wiiproto_req_rumble(wdata, value);
- spin_unlock_irqrestore(&wdata->state.lock, flags);
+ /* Locking state.lock here might deadlock with input_event() calls.
+ * schedule_work acts as barrier. Merging multiple changes is fine. */
+ wdata->state.cache_rumble = value;
+ schedule_work(&wdata->rumble_worker);
return 0;
}
@@ -147,6 +158,8 @@ static int wiimod_rumble_play(struct input_dev *dev, void *data,
static int wiimod_rumble_probe(const struct wiimod_ops *ops,
struct wiimote_data *wdata)
{
+ INIT_WORK(&wdata->rumble_worker, wiimod_rumble_worker);
+
set_bit(FF_RUMBLE, wdata->input->ffbit);
if (input_ff_create_memless(wdata->input, NULL, wiimod_rumble_play))
return -ENOMEM;
@@ -159,6 +172,8 @@ static void wiimod_rumble_remove(const struct wiimod_ops *ops,
{
unsigned long flags;
+ cancel_work_sync(&wdata->rumble_worker);
+
spin_lock_irqsave(&wdata->state.lock, flags);
wiiproto_req_rumble(wdata, 0);
spin_unlock_irqrestore(&wdata->state.lock, flags);
@@ -1731,7 +1746,6 @@ static int wiimod_pro_play(struct input_dev *dev, void *data,
{
struct wiimote_data *wdata = input_get_drvdata(dev);
__u8 value;
- unsigned long flags;
/*
* The wiimote supports only a single rumble motor so if any magnitude
@@ -1744,9 +1758,10 @@ static int wiimod_pro_play(struct input_dev *dev, void *data,
else
value = 0;
- spin_lock_irqsave(&wdata->state.lock, flags);
- wiiproto_req_rumble(wdata, value);
- spin_unlock_irqrestore(&wdata->state.lock, flags);
+ /* Locking state.lock here might deadlock with input_event() calls.
+ * schedule_work acts as barrier. Merging multiple changes is fine. */
+ wdata->state.cache_rumble = value;
+ schedule_work(&wdata->rumble_worker);
return 0;
}
@@ -1756,6 +1771,8 @@ static int wiimod_pro_probe(const struct wiimod_ops *ops,
{
int ret, i;
+ INIT_WORK(&wdata->rumble_worker, wiimod_rumble_worker);
+
wdata->extension.input = input_allocate_device();
if (!wdata->extension.input)
return -ENOMEM;
@@ -1817,12 +1834,13 @@ static void wiimod_pro_remove(const struct wiimod_ops *ops,
if (!wdata->extension.input)
return;
+ input_unregister_device(wdata->extension.input);
+ wdata->extension.input = NULL;
+ cancel_work_sync(&wdata->rumble_worker);
+
spin_lock_irqsave(&wdata->state.lock, flags);
wiiproto_req_rumble(wdata, 0);
spin_unlock_irqrestore(&wdata->state.lock, flags);
-
- input_unregister_device(wdata->extension.input);
- wdata->extension.input = NULL;
}
static const struct wiimod_ops wiimod_pro = {
diff --git a/drivers/hid/hid-wiimote.h b/drivers/hid/hid-wiimote.h
index f1474f372c0b..75db0c400037 100644
--- a/drivers/hid/hid-wiimote.h
+++ b/drivers/hid/hid-wiimote.h
@@ -133,13 +133,15 @@ struct wiimote_state {
__u8 *cmd_read_buf;
__u8 cmd_read_size;
- /* calibration data */
+ /* calibration/cache data */
__u16 calib_bboard[4][3];
+ __u8 cache_rumble;
};
struct wiimote_data {
struct hid_device *hdev;
struct input_dev *input;
+ struct work_struct rumble_worker;
struct led_classdev *leds[4];
struct input_dev *accel;
struct input_dev *ir;
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 8918dd12bb69..6a6dd5cd7833 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -308,18 +308,25 @@ static int hidraw_fasync(int fd, struct file *file, int on)
static void drop_ref(struct hidraw *hidraw, int exists_bit)
{
if (exists_bit) {
- hid_hw_close(hidraw->hid);
hidraw->exist = 0;
- if (hidraw->open)
+ if (hidraw->open) {
+ hid_hw_close(hidraw->hid);
wake_up_interruptible(&hidraw->wait);
+ }
} else {
--hidraw->open;
}
-
- if (!hidraw->open && !hidraw->exist) {
- device_destroy(hidraw_class, MKDEV(hidraw_major, hidraw->minor));
- hidraw_table[hidraw->minor] = NULL;
- kfree(hidraw);
+ if (!hidraw->open) {
+ if (!hidraw->exist) {
+ device_destroy(hidraw_class,
+ MKDEV(hidraw_major, hidraw->minor));
+ hidraw_table[hidraw->minor] = NULL;
+ kfree(hidraw);
+ } else {
+ /* close device for last reader */
+ hid_hw_power(hidraw->hid, PM_HINT_NORMAL);
+ hid_hw_close(hidraw->hid);
+ }
}
}
diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c
index 5bf2fb785844..93b00d76374c 100644
--- a/drivers/hid/uhid.c
+++ b/drivers/hid/uhid.c
@@ -615,7 +615,7 @@ static const struct file_operations uhid_fops = {
static struct miscdevice uhid_misc = {
.fops = &uhid_fops,
- .minor = MISC_DYNAMIC_MINOR,
+ .minor = UHID_MINOR,
.name = UHID_NAME,
};
@@ -634,4 +634,5 @@ module_exit(uhid_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("David Herrmann <dh.herrmann@gmail.com>");
MODULE_DESCRIPTION("User-space I/O driver support for HID subsystem");
+MODULE_ALIAS_MISCDEV(UHID_MINOR);
MODULE_ALIAS("devname:" UHID_NAME);
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index 98814d12a604..3288f13d2d87 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -230,6 +230,7 @@ static int send_argument(const char *key)
static int read_smc(u8 cmd, const char *key, u8 *buffer, u8 len)
{
+ u8 status, data = 0;
int i;
if (send_command(cmd) || send_argument(key)) {
@@ -237,6 +238,7 @@ static int read_smc(u8 cmd, const char *key, u8 *buffer, u8 len)
return -EIO;
}
+ /* This has no effect on newer (2012) SMCs */
if (send_byte(len, APPLESMC_DATA_PORT)) {
pr_warn("%.4s: read len fail\n", key);
return -EIO;
@@ -250,6 +252,17 @@ static int read_smc(u8 cmd, const char *key, u8 *buffer, u8 len)
buffer[i] = inb(APPLESMC_DATA_PORT);
}
+ /* Read the data port until bit0 is cleared */
+ for (i = 0; i < 16; i++) {
+ udelay(APPLESMC_MIN_WAIT);
+ status = inb(APPLESMC_CMD_PORT);
+ if (!(status & 0x01))
+ break;
+ data = inb(APPLESMC_DATA_PORT);
+ }
+ if (i)
+ pr_warn("flushed %d bytes, last value is: %d\n", i, data);
+
return 0;
}
diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c
index b2b8aa9adc0e..3e5ea2c87a6e 100644
--- a/drivers/i2c/busses/i2c-cpm.c
+++ b/drivers/i2c/busses/i2c-cpm.c
@@ -447,7 +447,7 @@ static int cpm_i2c_setup(struct cpm_i2c *cpm)
init_waitqueue_head(&cpm->i2c_wait);
- cpm->irq = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
+ cpm->irq = irq_of_parse_and_map(ofdev->dev.of_node, 0);
if (!cpm->irq)
return -EINVAL;
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 4c1b60539a25..0aa01136f8d9 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -270,7 +270,8 @@ static SIMPLE_DEV_PM_OPS(dw_i2c_dev_pm_ops, dw_i2c_suspend, dw_i2c_resume);
MODULE_ALIAS("platform:i2c_designware");
static struct platform_driver dw_i2c_driver = {
- .remove = dw_i2c_remove,
+ .probe = dw_i2c_probe,
+ .remove = dw_i2c_remove,
.driver = {
.name = "i2c_designware",
.owner = THIS_MODULE,
@@ -282,7 +283,7 @@ static struct platform_driver dw_i2c_driver = {
static int __init dw_i2c_init_driver(void)
{
- return platform_driver_probe(&dw_i2c_driver, dw_i2c_probe);
+ return platform_driver_register(&dw_i2c_driver);
}
subsys_initcall(dw_i2c_init_driver);
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index ccf46656bdad..1d7efa3169cd 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -365,7 +365,7 @@ static void i2c_imx_stop(struct imx_i2c_struct *i2c_imx)
clk_disable_unprepare(i2c_imx->clk);
}
-static void __init i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx,
+static void i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx,
unsigned int rate)
{
struct imx_i2c_clk_pair *i2c_clk_div = i2c_imx->hwdata->clk_div;
@@ -589,7 +589,7 @@ static struct i2c_algorithm i2c_imx_algo = {
.functionality = i2c_imx_func,
};
-static int __init i2c_imx_probe(struct platform_device *pdev)
+static int i2c_imx_probe(struct platform_device *pdev)
{
const struct of_device_id *of_id = of_match_device(i2c_imx_dt_ids,
&pdev->dev);
@@ -697,7 +697,7 @@ static int __init i2c_imx_probe(struct platform_device *pdev)
return 0; /* Return OK */
}
-static int __exit i2c_imx_remove(struct platform_device *pdev)
+static int i2c_imx_remove(struct platform_device *pdev)
{
struct imx_i2c_struct *i2c_imx = platform_get_drvdata(pdev);
@@ -715,7 +715,8 @@ static int __exit i2c_imx_remove(struct platform_device *pdev)
}
static struct platform_driver i2c_imx_driver = {
- .remove = __exit_p(i2c_imx_remove),
+ .probe = i2c_imx_probe,
+ .remove = i2c_imx_remove,
.driver = {
.name = DRIVER_NAME,
.owner = THIS_MODULE,
@@ -726,7 +727,7 @@ static struct platform_driver i2c_imx_driver = {
static int __init i2c_adap_imx_init(void)
{
- return platform_driver_probe(&i2c_imx_driver, i2c_imx_probe);
+ return platform_driver_register(&i2c_imx_driver);
}
subsys_initcall(i2c_adap_imx_init);
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index f4a01675fa71..b7c857774708 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -780,12 +780,13 @@ static struct platform_driver mxs_i2c_driver = {
.owner = THIS_MODULE,
.of_match_table = mxs_i2c_dt_ids,
},
+ .probe = mxs_i2c_probe,
.remove = mxs_i2c_remove,
};
static int __init mxs_i2c_init(void)
{
- return platform_driver_probe(&mxs_i2c_driver, mxs_i2c_probe);
+ return platform_driver_register(&mxs_i2c_driver);
}
subsys_initcall(mxs_i2c_init);
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 6d8308d5dc4e..9967a6f9c2ff 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -939,6 +939,9 @@ omap_i2c_isr_thread(int this_irq, void *dev_id)
/*
* ProDB0017052: Clear ARDY bit twice
*/
+ if (stat & OMAP_I2C_STAT_ARDY)
+ omap_i2c_ack_stat(dev, OMAP_I2C_STAT_ARDY);
+
if (stat & (OMAP_I2C_STAT_ARDY | OMAP_I2C_STAT_NACK |
OMAP_I2C_STAT_AL)) {
omap_i2c_ack_stat(dev, (OMAP_I2C_STAT_RRDY |
diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c
index f8f6f2e552db..04a17b9b38bb 100644
--- a/drivers/i2c/busses/i2c-stu300.c
+++ b/drivers/i2c/busses/i2c-stu300.c
@@ -859,8 +859,7 @@ static const struct i2c_algorithm stu300_algo = {
.functionality = stu300_func,
};
-static int __init
-stu300_probe(struct platform_device *pdev)
+static int stu300_probe(struct platform_device *pdev)
{
struct stu300_dev *dev;
struct i2c_adapter *adap;
@@ -966,8 +965,7 @@ static SIMPLE_DEV_PM_OPS(stu300_pm, stu300_suspend, stu300_resume);
#define STU300_I2C_PM NULL
#endif
-static int __exit
-stu300_remove(struct platform_device *pdev)
+static int stu300_remove(struct platform_device *pdev)
{
struct stu300_dev *dev = platform_get_drvdata(pdev);
@@ -989,13 +987,14 @@ static struct platform_driver stu300_i2c_driver = {
.pm = STU300_I2C_PM,
.of_match_table = stu300_dt_match,
},
- .remove = __exit_p(stu300_remove),
+ .probe = stu300_probe,
+ .remove = stu300_remove,
};
static int __init stu300_init(void)
{
- return platform_driver_probe(&stu300_i2c_driver, stu300_probe);
+ return platform_driver_register(&stu300_i2c_driver);
}
static void __exit stu300_exit(void)
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 29d3f045a2bf..3be58f89ac77 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -1134,6 +1134,9 @@ static void acpi_i2c_register_devices(struct i2c_adapter *adap)
acpi_handle handle;
acpi_status status;
+ if (!adap->dev.parent)
+ return;
+
handle = ACPI_HANDLE(adap->dev.parent);
if (!handle)
return;
diff --git a/drivers/i2c/muxes/i2c-arb-gpio-challenge.c b/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
index 74b41ae690f3..928656e241dd 100644
--- a/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
+++ b/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
@@ -200,7 +200,7 @@ static int i2c_arbitrator_probe(struct platform_device *pdev)
arb->parent = of_find_i2c_adapter_by_node(parent_np);
if (!arb->parent) {
dev_err(dev, "Cannot find parent bus\n");
- return -EINVAL;
+ return -EPROBE_DEFER;
}
/* Actually add the mux adapter */
diff --git a/drivers/i2c/muxes/i2c-mux-gpio.c b/drivers/i2c/muxes/i2c-mux-gpio.c
index 5d4a99ba743e..a764da777f08 100644
--- a/drivers/i2c/muxes/i2c-mux-gpio.c
+++ b/drivers/i2c/muxes/i2c-mux-gpio.c
@@ -66,7 +66,7 @@ static int i2c_mux_gpio_probe_dt(struct gpiomux *mux,
struct device_node *adapter_np, *child;
struct i2c_adapter *adapter;
unsigned *values, *gpios;
- int i = 0;
+ int i = 0, ret;
if (!np)
return -ENODEV;
@@ -79,7 +79,7 @@ static int i2c_mux_gpio_probe_dt(struct gpiomux *mux,
adapter = of_find_i2c_adapter_by_node(adapter_np);
if (!adapter) {
dev_err(&pdev->dev, "Cannot find parent bus\n");
- return -ENODEV;
+ return -EPROBE_DEFER;
}
mux->data.parent = i2c_adapter_id(adapter);
put_device(&adapter->dev);
@@ -116,8 +116,12 @@ static int i2c_mux_gpio_probe_dt(struct gpiomux *mux,
return -ENOMEM;
}
- for (i = 0; i < mux->data.n_gpios; i++)
- gpios[i] = of_get_named_gpio(np, "mux-gpios", i);
+ for (i = 0; i < mux->data.n_gpios; i++) {
+ ret = of_get_named_gpio(np, "mux-gpios", i);
+ if (ret < 0)
+ return ret;
+ gpios[i] = ret;
+ }
mux->data.gpios = gpios;
@@ -177,7 +181,7 @@ static int i2c_mux_gpio_probe(struct platform_device *pdev)
if (!parent) {
dev_err(&pdev->dev, "Parent adapter (%d) not found\n",
mux->data.parent);
- return -ENODEV;
+ return -EPROBE_DEFER;
}
mux->parent = parent;
diff --git a/drivers/i2c/muxes/i2c-mux-pinctrl.c b/drivers/i2c/muxes/i2c-mux-pinctrl.c
index 69a91732ae65..68a37157377d 100644
--- a/drivers/i2c/muxes/i2c-mux-pinctrl.c
+++ b/drivers/i2c/muxes/i2c-mux-pinctrl.c
@@ -113,7 +113,7 @@ static int i2c_mux_pinctrl_parse_dt(struct i2c_mux_pinctrl *mux,
adapter = of_find_i2c_adapter_by_node(adapter_np);
if (!adapter) {
dev_err(mux->dev, "Cannot find parent bus\n");
- return -ENODEV;
+ return -EPROBE_DEFER;
}
mux->pdata->parent_bus_num = i2c_adapter_id(adapter);
put_device(&adapter->dev);
@@ -211,7 +211,7 @@ static int i2c_mux_pinctrl_probe(struct platform_device *pdev)
if (!mux->parent) {
dev_err(&pdev->dev, "Parent adapter (%d) not found\n",
mux->pdata->parent_bus_num);
- ret = -ENODEV;
+ ret = -EPROBE_DEFER;
goto err;
}
diff --git a/drivers/iio/amplifiers/ad8366.c b/drivers/iio/amplifiers/ad8366.c
index d0a79a4bce1c..ba6f6a91dfff 100644
--- a/drivers/iio/amplifiers/ad8366.c
+++ b/drivers/iio/amplifiers/ad8366.c
@@ -185,10 +185,8 @@ static int ad8366_remove(struct spi_device *spi)
iio_device_unregister(indio_dev);
- if (!IS_ERR(reg)) {
+ if (!IS_ERR(reg))
regulator_disable(reg);
- regulator_put(reg);
- }
return 0;
}
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 8e84cd522e49..f95c6979efd8 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -852,7 +852,6 @@ static void iio_dev_release(struct device *device)
iio_device_unregister_trigger_consumer(indio_dev);
iio_device_unregister_eventset(indio_dev);
iio_device_unregister_sysfs(indio_dev);
- iio_device_unregister_debugfs(indio_dev);
ida_simple_remove(&iio_ida, indio_dev->id);
kfree(indio_dev);
@@ -1087,6 +1086,7 @@ void iio_device_unregister(struct iio_dev *indio_dev)
if (indio_dev->chrdev.dev)
cdev_del(&indio_dev->chrdev);
+ iio_device_unregister_debugfs(indio_dev);
iio_disable_all_buffers(indio_dev);
diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c
index e8d2849cc81d..cab3bc7494a2 100644
--- a/drivers/iio/magnetometer/st_magn_core.c
+++ b/drivers/iio/magnetometer/st_magn_core.c
@@ -29,9 +29,9 @@
#define ST_MAGN_NUMBER_DATA_CHANNELS 3
/* DEFAULT VALUE FOR SENSORS */
-#define ST_MAGN_DEFAULT_OUT_X_L_ADDR 0X04
-#define ST_MAGN_DEFAULT_OUT_Y_L_ADDR 0X08
-#define ST_MAGN_DEFAULT_OUT_Z_L_ADDR 0X06
+#define ST_MAGN_DEFAULT_OUT_X_H_ADDR 0X03
+#define ST_MAGN_DEFAULT_OUT_Y_H_ADDR 0X07
+#define ST_MAGN_DEFAULT_OUT_Z_H_ADDR 0X05
/* FULLSCALE */
#define ST_MAGN_FS_AVL_1300MG 1300
@@ -117,16 +117,16 @@
static const struct iio_chan_spec st_magn_16bit_channels[] = {
ST_SENSORS_LSM_CHANNELS(IIO_MAGN,
BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
- ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 16, 16,
- ST_MAGN_DEFAULT_OUT_X_L_ADDR),
+ ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_BE, 16, 16,
+ ST_MAGN_DEFAULT_OUT_X_H_ADDR),
ST_SENSORS_LSM_CHANNELS(IIO_MAGN,
BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
- ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_LE, 16, 16,
- ST_MAGN_DEFAULT_OUT_Y_L_ADDR),
+ ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_BE, 16, 16,
+ ST_MAGN_DEFAULT_OUT_Y_H_ADDR),
ST_SENSORS_LSM_CHANNELS(IIO_MAGN,
BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
- ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_LE, 16, 16,
- ST_MAGN_DEFAULT_OUT_Z_L_ADDR),
+ ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_BE, 16, 16,
+ ST_MAGN_DEFAULT_OUT_Z_H_ADDR),
IIO_CHAN_SOFT_TIMESTAMP(3)
};
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 653ac6bfc57a..6c923c7039a1 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -1588,7 +1588,7 @@ static int srpt_build_tskmgmt_rsp(struct srpt_rdma_ch *ch,
int resp_data_len;
int resp_len;
- resp_data_len = (rsp_code == SRP_TSK_MGMT_SUCCESS) ? 0 : 4;
+ resp_data_len = 4;
resp_len = sizeof(*srp_rsp) + resp_data_len;
srp_rsp = ioctx->ioctx.buf;
@@ -1600,11 +1600,9 @@ static int srpt_build_tskmgmt_rsp(struct srpt_rdma_ch *ch,
+ atomic_xchg(&ch->req_lim_delta, 0));
srp_rsp->tag = tag;
- if (rsp_code != SRP_TSK_MGMT_SUCCESS) {
- srp_rsp->flags |= SRP_RSP_FLAG_RSPVALID;
- srp_rsp->resp_data_len = cpu_to_be32(resp_data_len);
- srp_rsp->data[3] = rsp_code;
- }
+ srp_rsp->flags |= SRP_RSP_FLAG_RSPVALID;
+ srp_rsp->resp_data_len = cpu_to_be32(resp_data_len);
+ srp_rsp->data[3] = rsp_code;
return resp_len;
}
@@ -2358,6 +2356,8 @@ static void srpt_release_channel_work(struct work_struct *w)
transport_deregister_session(se_sess);
ch->sess = NULL;
+ ib_destroy_cm_id(ch->cm_id);
+
srpt_destroy_ch_ib(ch);
srpt_free_ioctx_ring((struct srpt_ioctx **)ch->ioctx_ring,
@@ -2368,8 +2368,6 @@ static void srpt_release_channel_work(struct work_struct *w)
list_del(&ch->list);
spin_unlock_irq(&sdev->spinlock);
- ib_destroy_cm_id(ch->cm_id);
-
if (ch->release_done)
complete(ch->release_done);
diff --git a/drivers/input/serio/xilinx_ps2.c b/drivers/input/serio/xilinx_ps2.c
index b90eb4fb2b5b..dfbcd872f95e 100644
--- a/drivers/input/serio/xilinx_ps2.c
+++ b/drivers/input/serio/xilinx_ps2.c
@@ -236,12 +236,12 @@ static void sxps2_close(struct serio *pserio)
*/
static int xps2_of_probe(struct platform_device *ofdev)
{
- struct resource r_irq; /* Interrupt resources */
struct resource r_mem; /* IO mem resources */
struct xps2data *drvdata;
struct serio *serio;
struct device *dev = &ofdev->dev;
resource_size_t remap_size, phys_addr;
+ unsigned int irq;
int error;
dev_info(dev, "Device Tree Probing \'%s\'\n",
@@ -255,7 +255,8 @@ static int xps2_of_probe(struct platform_device *ofdev)
}
/* Get IRQ for the device */
- if (!of_irq_to_resource(ofdev->dev.of_node, 0, &r_irq)) {
+ irq = irq_of_parse_and_map(ofdev->dev.of_node, 0);
+ if (!irq) {
dev_err(dev, "no IRQ found\n");
return -ENODEV;
}
@@ -268,7 +269,7 @@ static int xps2_of_probe(struct platform_device *ofdev)
}
spin_lock_init(&drvdata->lock);
- drvdata->irq = r_irq.start;
+ drvdata->irq = irq;
drvdata->serio = serio;
drvdata->dev = dev;
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index fe302e33f72e..c880ebaf1553 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -52,7 +52,7 @@ config AMD_IOMMU
select PCI_PRI
select PCI_PASID
select IOMMU_API
- depends on X86_64 && PCI && ACPI && X86_IO_APIC
+ depends on X86_64 && PCI && ACPI
---help---
With this option you can enable support for AMD IOMMU hardware in
your system. An IOMMU is a hardware component which provides
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index f417e89e1e7e..181c9ba929cd 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -377,6 +377,7 @@ struct arm_smmu_cfg {
u32 cbar;
pgd_t *pgd;
};
+#define INVALID_IRPTNDX 0xff
#define ARM_SMMU_CB_ASID(cfg) ((cfg)->cbndx)
#define ARM_SMMU_CB_VMID(cfg) ((cfg)->cbndx + 1)
@@ -840,7 +841,7 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain,
if (IS_ERR_VALUE(ret)) {
dev_err(smmu->dev, "failed to request context IRQ %d (%u)\n",
root_cfg->irptndx, irq);
- root_cfg->irptndx = -1;
+ root_cfg->irptndx = INVALID_IRPTNDX;
goto out_free_context;
}
@@ -869,7 +870,7 @@ static void arm_smmu_destroy_domain_context(struct iommu_domain *domain)
writel_relaxed(0, cb_base + ARM_SMMU_CB_SCTLR);
arm_smmu_tlb_inv_context(root_cfg);
- if (root_cfg->irptndx != -1) {
+ if (root_cfg->irptndx != INVALID_IRPTNDX) {
irq = smmu->irqs[smmu->num_global_irqs + root_cfg->irptndx];
free_irq(irq, domain);
}
@@ -1857,8 +1858,6 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev)
goto out_put_parent;
}
- arm_smmu_device_reset(smmu);
-
for (i = 0; i < smmu->num_global_irqs; ++i) {
err = request_irq(smmu->irqs[i],
arm_smmu_global_fault,
@@ -1876,6 +1875,8 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev)
spin_lock(&arm_smmu_devices_lock);
list_add(&smmu->list, &arm_smmu_devices);
spin_unlock(&arm_smmu_devices_lock);
+
+ arm_smmu_device_reset(smmu);
return 0;
out_free_irqs:
@@ -1966,10 +1967,10 @@ static int __init arm_smmu_init(void)
return ret;
/* Oh, for a proper bus abstraction */
- if (!iommu_present(&platform_bus_type));
+ if (!iommu_present(&platform_bus_type))
bus_set_iommu(&platform_bus_type, &arm_smmu_ops);
- if (!iommu_present(&amba_bustype));
+ if (!iommu_present(&amba_bustype))
bus_set_iommu(&amba_bustype, &arm_smmu_ops);
return 0;
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 71eb233b9ace..b6a74bcbb08f 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -996,6 +996,7 @@ static void request_write(struct cached_dev *dc, struct search *s)
closure_bio_submit(bio, cl, s->d);
} else {
bch_writeback_add(dc);
+ s->op.cache_bio = bio;
if (bio->bi_rw & REQ_FLUSH) {
/* Also need to send a flush to the backing device */
@@ -1008,8 +1009,6 @@ static void request_write(struct cached_dev *dc, struct search *s)
flush->bi_private = cl;
closure_bio_submit(flush, cl, s->d);
- } else {
- s->op.cache_bio = bio;
}
}
out:
diff --git a/drivers/mmc/host/sh_mobile_sdhi.c b/drivers/mmc/host/sh_mobile_sdhi.c
index 87ed3fb5149a..f344659dceac 100644
--- a/drivers/mmc/host/sh_mobile_sdhi.c
+++ b/drivers/mmc/host/sh_mobile_sdhi.c
@@ -113,14 +113,14 @@ static const struct sh_mobile_sdhi_ops sdhi_ops = {
};
static const struct of_device_id sh_mobile_sdhi_of_match[] = {
- { .compatible = "renesas,shmobile-sdhi" },
- { .compatible = "renesas,sh7372-sdhi" },
- { .compatible = "renesas,sh73a0-sdhi", .data = &sh_mobile_sdhi_of_cfg[0], },
- { .compatible = "renesas,r8a73a4-sdhi", .data = &sh_mobile_sdhi_of_cfg[0], },
- { .compatible = "renesas,r8a7740-sdhi", .data = &sh_mobile_sdhi_of_cfg[0], },
- { .compatible = "renesas,r8a7778-sdhi", .data = &sh_mobile_sdhi_of_cfg[0], },
- { .compatible = "renesas,r8a7779-sdhi", .data = &sh_mobile_sdhi_of_cfg[0], },
- { .compatible = "renesas,r8a7790-sdhi", .data = &sh_mobile_sdhi_of_cfg[0], },
+ { .compatible = "renesas,sdhi-shmobile" },
+ { .compatible = "renesas,sdhi-sh7372" },
+ { .compatible = "renesas,sdhi-sh73a0", .data = &sh_mobile_sdhi_of_cfg[0], },
+ { .compatible = "renesas,sdhi-r8a73a4", .data = &sh_mobile_sdhi_of_cfg[0], },
+ { .compatible = "renesas,sdhi-r8a7740", .data = &sh_mobile_sdhi_of_cfg[0], },
+ { .compatible = "renesas,sdhi-r8a7778", .data = &sh_mobile_sdhi_of_cfg[0], },
+ { .compatible = "renesas,sdhi-r8a7779", .data = &sh_mobile_sdhi_of_cfg[0], },
+ { .compatible = "renesas,sdhi-r8a7790", .data = &sh_mobile_sdhi_of_cfg[0], },
{},
};
MODULE_DEVICE_TABLE(of, sh_mobile_sdhi_of_match);
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 26b14f9fcac6..6bc9618af094 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -168,12 +168,25 @@ static inline int write_disable(struct m25p *flash)
*/
static inline int set_4byte(struct m25p *flash, u32 jedec_id, int enable)
{
+ int status;
+ bool need_wren = false;
+
switch (JEDEC_MFR(jedec_id)) {
- case CFI_MFR_MACRONIX:
case CFI_MFR_ST: /* Micron, actually */
+ /* Some Micron need WREN command; all will accept it */
+ need_wren = true;
+ case CFI_MFR_MACRONIX:
case 0xEF /* winbond */:
+ if (need_wren)
+ write_enable(flash);
+
flash->command[0] = enable ? OPCODE_EN4B : OPCODE_EX4B;
- return spi_write(flash->spi, flash->command, 1);
+ status = spi_write(flash->spi, flash->command, 1);
+
+ if (need_wren)
+ write_disable(flash);
+
+ return status;
default:
/* Spansion style */
flash->command[0] = OPCODE_BRWR;
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 7ed4841327f2..d340b2f198c6 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2869,10 +2869,8 @@ static int nand_flash_detect_ext_param_page(struct mtd_info *mtd,
len = le16_to_cpu(p->ext_param_page_length) * 16;
ep = kmalloc(len, GFP_KERNEL);
- if (!ep) {
- ret = -ENOMEM;
- goto ext_out;
- }
+ if (!ep)
+ return -ENOMEM;
/* Send our own NAND_CMD_PARAM. */
chip->cmdfunc(mtd, NAND_CMD_PARAM, 0, -1);
@@ -2920,7 +2918,7 @@ static int nand_flash_detect_ext_param_page(struct mtd_info *mtd,
}
pr_info("ONFI extended param page detected.\n");
- return 0;
+ ret = 0;
ext_out:
kfree(ep);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 55bbb8b8200c..e883bfe2e727 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1724,6 +1724,7 @@ static int __bond_release_one(struct net_device *bond_dev,
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *oldcurrent;
struct sockaddr addr;
+ int old_flags = bond_dev->flags;
netdev_features_t old_features = bond_dev->features;
/* slave is not a slave or master is not master of this slave */
@@ -1855,12 +1856,18 @@ static int __bond_release_one(struct net_device *bond_dev,
* bond_change_active_slave(..., NULL)
*/
if (!USES_PRIMARY(bond->params.mode)) {
- /* unset promiscuity level from slave */
- if (bond_dev->flags & IFF_PROMISC)
+ /* unset promiscuity level from slave
+ * NOTE: The NETDEV_CHANGEADDR call above may change the value
+ * of the IFF_PROMISC flag in the bond_dev, but we need the
+ * value of that flag before that change, as that was the value
+ * when this slave was attached, so we cache at the start of the
+ * function and use it here. Same goes for ALLMULTI below
+ */
+ if (old_flags & IFF_PROMISC)
dev_set_promiscuity(slave_dev, -1);
/* unset allmulti level from slave */
- if (bond_dev->flags & IFF_ALLMULTI)
+ if (old_flags & IFF_ALLMULTI)
dev_set_allmulti(slave_dev, -1);
bond_hw_addr_flush(bond_dev, slave_dev);
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 71c677e651d7..3f21142138b7 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -702,7 +702,6 @@ static int flexcan_chip_start(struct net_device *dev)
{
struct flexcan_priv *priv = netdev_priv(dev);
struct flexcan_regs __iomem *regs = priv->base;
- unsigned int i;
int err;
u32 reg_mcr, reg_ctrl;
@@ -772,17 +771,6 @@ static int flexcan_chip_start(struct net_device *dev)
netdev_dbg(dev, "%s: writing ctrl=0x%08x", __func__, reg_ctrl);
flexcan_write(reg_ctrl, &regs->ctrl);
- for (i = 0; i < ARRAY_SIZE(regs->cantxfg); i++) {
- flexcan_write(0, &regs->cantxfg[i].can_ctrl);
- flexcan_write(0, &regs->cantxfg[i].can_id);
- flexcan_write(0, &regs->cantxfg[i].data[0]);
- flexcan_write(0, &regs->cantxfg[i].data[1]);
-
- /* put MB into rx queue */
- flexcan_write(FLEXCAN_MB_CNT_CODE(0x4),
- &regs->cantxfg[i].can_ctrl);
- }
-
/* acceptance mask/acceptance code (accept everything) */
flexcan_write(0x0, &regs->rxgmask);
flexcan_write(0x0, &regs->rx14mask);
diff --git a/drivers/net/can/slcan.c b/drivers/net/can/slcan.c
index 874188ba06f7..25377e547f9b 100644
--- a/drivers/net/can/slcan.c
+++ b/drivers/net/can/slcan.c
@@ -76,6 +76,10 @@ MODULE_PARM_DESC(maxdev, "Maximum number of slcan interfaces");
/* maximum rx buffer len: extended CAN frame with timestamp */
#define SLC_MTU (sizeof("T1111222281122334455667788EA5F\r")+1)
+#define SLC_CMD_LEN 1
+#define SLC_SFF_ID_LEN 3
+#define SLC_EFF_ID_LEN 8
+
struct slcan {
int magic;
@@ -142,47 +146,63 @@ static void slc_bump(struct slcan *sl)
{
struct sk_buff *skb;
struct can_frame cf;
- int i, dlc_pos, tmp;
- unsigned long ultmp;
- char cmd = sl->rbuff[0];
-
- if ((cmd != 't') && (cmd != 'T') && (cmd != 'r') && (cmd != 'R'))
+ int i, tmp;
+ u32 tmpid;
+ char *cmd = sl->rbuff;
+
+ cf.can_id = 0;
+
+ switch (*cmd) {
+ case 'r':
+ cf.can_id = CAN_RTR_FLAG;
+ /* fallthrough */
+ case 't':
+ /* store dlc ASCII value and terminate SFF CAN ID string */
+ cf.can_dlc = sl->rbuff[SLC_CMD_LEN + SLC_SFF_ID_LEN];
+ sl->rbuff[SLC_CMD_LEN + SLC_SFF_ID_LEN] = 0;
+ /* point to payload data behind the dlc */
+ cmd += SLC_CMD_LEN + SLC_SFF_ID_LEN + 1;
+ break;
+ case 'R':
+ cf.can_id = CAN_RTR_FLAG;
+ /* fallthrough */
+ case 'T':
+ cf.can_id |= CAN_EFF_FLAG;
+ /* store dlc ASCII value and terminate EFF CAN ID string */
+ cf.can_dlc = sl->rbuff[SLC_CMD_LEN + SLC_EFF_ID_LEN];
+ sl->rbuff[SLC_CMD_LEN + SLC_EFF_ID_LEN] = 0;
+ /* point to payload data behind the dlc */
+ cmd += SLC_CMD_LEN + SLC_EFF_ID_LEN + 1;
+ break;
+ default:
return;
+ }
- if (cmd & 0x20) /* tiny chars 'r' 't' => standard frame format */
- dlc_pos = 4; /* dlc position tiiid */
- else
- dlc_pos = 9; /* dlc position Tiiiiiiiid */
-
- if (!((sl->rbuff[dlc_pos] >= '0') && (sl->rbuff[dlc_pos] < '9')))
+ if (kstrtou32(sl->rbuff + SLC_CMD_LEN, 16, &tmpid))
return;
- cf.can_dlc = sl->rbuff[dlc_pos] - '0'; /* get can_dlc from ASCII val */
+ cf.can_id |= tmpid;
- sl->rbuff[dlc_pos] = 0; /* terminate can_id string */
-
- if (kstrtoul(sl->rbuff+1, 16, &ultmp))
+ /* get can_dlc from sanitized ASCII value */
+ if (cf.can_dlc >= '0' && cf.can_dlc < '9')
+ cf.can_dlc -= '0';
+ else
return;
- cf.can_id = ultmp;
-
- if (!(cmd & 0x20)) /* NO tiny chars => extended frame format */
- cf.can_id |= CAN_EFF_FLAG;
-
- if ((cmd | 0x20) == 'r') /* RTR frame */
- cf.can_id |= CAN_RTR_FLAG;
-
*(u64 *) (&cf.data) = 0; /* clear payload */
- for (i = 0, dlc_pos++; i < cf.can_dlc; i++) {
- tmp = hex_to_bin(sl->rbuff[dlc_pos++]);
- if (tmp < 0)
- return;
- cf.data[i] = (tmp << 4);
- tmp = hex_to_bin(sl->rbuff[dlc_pos++]);
- if (tmp < 0)
- return;
- cf.data[i] |= tmp;
+ /* RTR frames may have a dlc > 0 but they never have any data bytes */
+ if (!(cf.can_id & CAN_RTR_FLAG)) {
+ for (i = 0; i < cf.can_dlc; i++) {
+ tmp = hex_to_bin(*cmd++);
+ if (tmp < 0)
+ return;
+ cf.data[i] = (tmp << 4);
+ tmp = hex_to_bin(*cmd++);
+ if (tmp < 0)
+ return;
+ cf.data[i] |= tmp;
+ }
}
skb = dev_alloc_skb(sizeof(struct can_frame) +
@@ -209,7 +229,6 @@ static void slc_bump(struct slcan *sl)
/* parse tty input stream */
static void slcan_unesc(struct slcan *sl, unsigned char s)
{
-
if ((s == '\r') || (s == '\a')) { /* CR or BEL ends the pdu */
if (!test_and_clear_bit(SLF_ERROR, &sl->flags) &&
(sl->rcount > 4)) {
@@ -236,27 +255,46 @@ static void slcan_unesc(struct slcan *sl, unsigned char s)
/* Encapsulate one can_frame and stuff into a TTY queue. */
static void slc_encaps(struct slcan *sl, struct can_frame *cf)
{
- int actual, idx, i;
- char cmd;
+ int actual, i;
+ unsigned char *pos;
+ unsigned char *endpos;
+ canid_t id = cf->can_id;
+
+ pos = sl->xbuff;
if (cf->can_id & CAN_RTR_FLAG)
- cmd = 'R'; /* becomes 'r' in standard frame format */
+ *pos = 'R'; /* becomes 'r' in standard frame format (SFF) */
else
- cmd = 'T'; /* becomes 't' in standard frame format */
+ *pos = 'T'; /* becomes 't' in standard frame format (SSF) */
- if (cf->can_id & CAN_EFF_FLAG)
- sprintf(sl->xbuff, "%c%08X%d", cmd,
- cf->can_id & CAN_EFF_MASK, cf->can_dlc);
- else
- sprintf(sl->xbuff, "%c%03X%d", cmd | 0x20,
- cf->can_id & CAN_SFF_MASK, cf->can_dlc);
+ /* determine number of chars for the CAN-identifier */
+ if (cf->can_id & CAN_EFF_FLAG) {
+ id &= CAN_EFF_MASK;
+ endpos = pos + SLC_EFF_ID_LEN;
+ } else {
+ *pos |= 0x20; /* convert R/T to lower case for SFF */
+ id &= CAN_SFF_MASK;
+ endpos = pos + SLC_SFF_ID_LEN;
+ }
- idx = strlen(sl->xbuff);
+ /* build 3 (SFF) or 8 (EFF) digit CAN identifier */
+ pos++;
+ while (endpos >= pos) {
+ *endpos-- = hex_asc_upper[id & 0xf];
+ id >>= 4;
+ }
+
+ pos += (cf->can_id & CAN_EFF_FLAG) ? SLC_EFF_ID_LEN : SLC_SFF_ID_LEN;
- for (i = 0; i < cf->can_dlc; i++)
- sprintf(&sl->xbuff[idx + 2*i], "%02X", cf->data[i]);
+ *pos++ = cf->can_dlc + '0';
+
+ /* RTR frames may have a dlc > 0 but they never have any data bytes */
+ if (!(cf->can_id & CAN_RTR_FLAG)) {
+ for (i = 0; i < cf->can_dlc; i++)
+ pos = hex_byte_pack_upper(pos, cf->data[i]);
+ }
- strcat(sl->xbuff, "\r"); /* add terminating character */
+ *pos++ = '\r';
/* Order of next two lines is *very* important.
* When we are sending a little amount of data,
@@ -267,8 +305,8 @@ static void slc_encaps(struct slcan *sl, struct can_frame *cf)
* 14 Oct 1994 Dmitry Gorodchanin.
*/
set_bit(TTY_DO_WRITE_WAKEUP, &sl->tty->flags);
- actual = sl->tty->ops->write(sl->tty, sl->xbuff, strlen(sl->xbuff));
- sl->xleft = strlen(sl->xbuff) - actual;
+ actual = sl->tty->ops->write(sl->tty, sl->xbuff, pos - sl->xbuff);
+ sl->xleft = (pos - sl->xbuff) - actual;
sl->xhead = sl->xbuff + actual;
sl->dev->stats.tx_bytes += cf->can_dlc;
}
@@ -286,11 +324,13 @@ static void slcan_write_wakeup(struct tty_struct *tty)
if (!sl || sl->magic != SLCAN_MAGIC || !netif_running(sl->dev))
return;
+ spin_lock(&sl->lock);
if (sl->xleft <= 0) {
/* Now serial buffer is almost free & we can start
* transmission of another packet */
sl->dev->stats.tx_packets++;
clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
+ spin_unlock(&sl->lock);
netif_wake_queue(sl->dev);
return;
}
@@ -298,6 +338,7 @@ static void slcan_write_wakeup(struct tty_struct *tty)
actual = tty->ops->write(tty, sl->xhead, sl->xleft);
sl->xleft -= actual;
sl->xhead += actual;
+ spin_unlock(&sl->lock);
}
/* Send a can_frame to a TTY queue. */
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
index a0f647f92bf5..0b7a4c3b01a2 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
@@ -463,7 +463,7 @@ static int peak_usb_start(struct peak_usb_device *dev)
if (i < PCAN_USB_MAX_TX_URBS) {
if (i == 0) {
netdev_err(netdev, "couldn't setup any tx URB\n");
- return err;
+ goto err_tx;
}
netdev_warn(netdev, "tx performance may be slow\n");
@@ -472,7 +472,7 @@ static int peak_usb_start(struct peak_usb_device *dev)
if (dev->adapter->dev_start) {
err = dev->adapter->dev_start(dev);
if (err)
- goto failed;
+ goto err_adapter;
}
dev->state |= PCAN_USB_STATE_STARTED;
@@ -481,19 +481,26 @@ static int peak_usb_start(struct peak_usb_device *dev)
if (dev->adapter->dev_set_bus) {
err = dev->adapter->dev_set_bus(dev, 1);
if (err)
- goto failed;
+ goto err_adapter;
}
dev->can.state = CAN_STATE_ERROR_ACTIVE;
return 0;
-failed:
+err_adapter:
if (err == -ENODEV)
netif_device_detach(dev->netdev);
netdev_warn(netdev, "couldn't submit control: %d\n", err);
+ for (i = 0; i < PCAN_USB_MAX_TX_URBS; i++) {
+ usb_free_urb(dev->tx_contexts[i].urb);
+ dev->tx_contexts[i].urb = NULL;
+ }
+err_tx:
+ usb_kill_anchored_urbs(&dev->rx_submitted);
+
return err;
}
diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c
index 9e1601487263..d0878526c0c8 100644
--- a/drivers/net/ethernet/arc/emac_main.c
+++ b/drivers/net/ethernet/arc/emac_main.c
@@ -628,12 +628,12 @@ static const struct net_device_ops arc_emac_netdev_ops = {
static int arc_emac_probe(struct platform_device *pdev)
{
- struct resource res_regs, res_irq;
+ struct resource res_regs;
struct device_node *phy_node;
struct arc_emac_priv *priv;
struct net_device *ndev;
const char *mac_addr;
- unsigned int id, clock_frequency;
+ unsigned int id, clock_frequency, irq;
int err;
if (!pdev->dev.of_node)
@@ -661,8 +661,8 @@ static int arc_emac_probe(struct platform_device *pdev)
}
/* Get IRQ from device tree */
- err = of_irq_to_resource(pdev->dev.of_node, 0, &res_irq);
- if (!err) {
+ irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
+ if (!irq) {
dev_err(&pdev->dev, "failed to retrieve <irq> value from device tree\n");
return -ENODEV;
}
@@ -711,7 +711,7 @@ static int arc_emac_probe(struct platform_device *pdev)
goto out;
}
- ndev->irq = res_irq.start;
+ ndev->irq = irq;
dev_info(&pdev->dev, "IRQ is %d\n", ndev->irq);
/* Register interrupt handler for device */
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 61726af1de6e..e66beff2704d 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -2481,8 +2481,7 @@ load_error_cnic2:
load_error_cnic1:
bnx2x_napi_disable_cnic(bp);
/* Update the number of queues without the cnic queues */
- rc = bnx2x_set_real_num_queues(bp, 0);
- if (rc)
+ if (bnx2x_set_real_num_queues(bp, 0))
BNX2X_ERR("Unable to set real_num_queues not including cnic\n");
load_error_cnic0:
BNX2X_ERR("CNIC-related load failed\n");
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index d60a2ea3da19..51468227bf3b 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -175,6 +175,7 @@ typedef int (*read_sfp_module_eeprom_func_p)(struct bnx2x_phy *phy,
#define EDC_MODE_LINEAR 0x0022
#define EDC_MODE_LIMITING 0x0044
#define EDC_MODE_PASSIVE_DAC 0x0055
+#define EDC_MODE_ACTIVE_DAC 0x0066
/* ETS defines*/
#define DCBX_INVALID_COS (0xFF)
@@ -3684,6 +3685,41 @@ static void bnx2x_warpcore_enable_AN_KR2(struct bnx2x_phy *phy,
bnx2x_update_link_attr(params, vars->link_attr_sync);
}
+static void bnx2x_disable_kr2(struct link_params *params,
+ struct link_vars *vars,
+ struct bnx2x_phy *phy)
+{
+ struct bnx2x *bp = params->bp;
+ int i;
+ static struct bnx2x_reg_set reg_set[] = {
+ /* Step 1 - Program the TX/RX alignment markers */
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0x7690},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xe647},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0xc4f0},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0x7690},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xe647},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0xc4f0},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000c},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6000},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0000},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0002},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x0000},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x0af7},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x0af7},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0002},
+ {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0000}
+ };
+ DP(NETIF_MSG_LINK, "Disabling 20G-KR2\n");
+
+ for (i = 0; i < ARRAY_SIZE(reg_set); i++)
+ bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg,
+ reg_set[i].val);
+ vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE;
+ bnx2x_update_link_attr(params, vars->link_attr_sync);
+
+ vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT;
+}
+
static void bnx2x_warpcore_set_lpi_passthrough(struct bnx2x_phy *phy,
struct link_params *params)
{
@@ -3715,7 +3751,6 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars) {
u16 lane, i, cl72_ctrl, an_adv = 0;
- u16 ucode_ver;
struct bnx2x *bp = params->bp;
static struct bnx2x_reg_set reg_set[] = {
{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7},
@@ -3806,15 +3841,7 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
/* Advertise pause */
bnx2x_ext_phy_set_pause(params, phy, vars);
- /* Set KR Autoneg Work-Around flag for Warpcore version older than D108
- */
- bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
- MDIO_WC_REG_UC_INFO_B1_VERSION, &ucode_ver);
- if (ucode_ver < 0xd108) {
- DP(NETIF_MSG_LINK, "Enable AN KR work-around. WC ver:0x%x\n",
- ucode_ver);
- vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
- }
+ vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_DIGITAL5_MISC7, 0x100);
@@ -3838,6 +3865,8 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
bnx2x_set_aer_mmd(params, phy);
bnx2x_warpcore_enable_AN_KR2(phy, params, vars);
+ } else {
+ bnx2x_disable_kr2(params, vars, phy);
}
/* Enable Autoneg: only on the main lane */
@@ -4347,20 +4376,14 @@ static void bnx2x_warpcore_config_runtime(struct bnx2x_phy *phy,
struct bnx2x *bp = params->bp;
u32 serdes_net_if;
u16 gp_status1 = 0, lnkup = 0, lnkup_kr = 0;
- u16 lane = bnx2x_get_warpcore_lane(phy, params);
vars->turn_to_run_wc_rt = vars->turn_to_run_wc_rt ? 0 : 1;
if (!vars->turn_to_run_wc_rt)
return;
- /* Return if there is no link partner */
- if (!(bnx2x_warpcore_get_sigdet(phy, params))) {
- DP(NETIF_MSG_LINK, "bnx2x_warpcore_get_sigdet false\n");
- return;
- }
-
if (vars->rx_tx_asic_rst) {
+ u16 lane = bnx2x_get_warpcore_lane(phy, params);
serdes_net_if = (REG_RD(bp, params->shmem_base +
offsetof(struct shmem_region, dev_info.
port_hw_config[params->port].default_cfg)) &
@@ -4375,14 +4398,8 @@ static void bnx2x_warpcore_config_runtime(struct bnx2x_phy *phy,
/*10G KR*/
lnkup_kr = (gp_status1 >> (12+lane)) & 0x1;
- DP(NETIF_MSG_LINK,
- "gp_status1 0x%x\n", gp_status1);
-
if (lnkup_kr || lnkup) {
- vars->rx_tx_asic_rst = 0;
- DP(NETIF_MSG_LINK,
- "link up, rx_tx_asic_rst 0x%x\n",
- vars->rx_tx_asic_rst);
+ vars->rx_tx_asic_rst = 0;
} else {
/* Reset the lane to see if link comes up.*/
bnx2x_warpcore_reset_lane(bp, phy, 1);
@@ -4507,10 +4524,14 @@ static void bnx2x_warpcore_config_init(struct bnx2x_phy *phy,
* enabled transmitter to avoid current leakage in case
* no module is connected
*/
- if (bnx2x_is_sfp_module_plugged(phy, params))
- bnx2x_sfp_module_detection(phy, params);
- else
- bnx2x_sfp_e3_set_transmitter(params, phy, 1);
+ if ((params->loopback_mode == LOOPBACK_NONE) ||
+ (params->loopback_mode == LOOPBACK_EXT)) {
+ if (bnx2x_is_sfp_module_plugged(phy, params))
+ bnx2x_sfp_module_detection(phy, params);
+ else
+ bnx2x_sfp_e3_set_transmitter(params,
+ phy, 1);
+ }
bnx2x_warpcore_config_sfi(phy, params);
break;
@@ -5757,6 +5778,11 @@ static int bnx2x_warpcore_read_status(struct bnx2x_phy *phy,
rc = bnx2x_get_link_speed_duplex(phy, params, vars, link_up, gp_speed,
duplex);
+ /* In case of KR link down, start up the recovering procedure */
+ if ((!link_up) && (phy->media_type == ETH_PHY_KR) &&
+ (!(phy->flags & FLAGS_WC_DUAL_MODE)))
+ vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
+
DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x link_status 0x%x\n",
vars->duplex, vars->flow_ctrl, vars->link_status);
return rc;
@@ -6507,6 +6533,11 @@ static int bnx2x_link_initialize(struct link_params *params,
params->phy[INT_PHY].config_init(phy, params, vars);
}
+ /* Re-read this value in case it was changed inside config_init due to
+ * limitations of optic module
+ */
+ vars->line_speed = params->phy[INT_PHY].req_line_speed;
+
/* Init external phy*/
if (non_ext_phy) {
if (params->phy[INT_PHY].supported &
@@ -8080,7 +8111,10 @@ static int bnx2x_get_edc_mode(struct bnx2x_phy *phy,
if (copper_module_type &
SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) {
DP(NETIF_MSG_LINK, "Active Copper cable detected\n");
- check_limiting_mode = 1;
+ if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
+ *edc_mode = EDC_MODE_ACTIVE_DAC;
+ else
+ check_limiting_mode = 1;
} else if (copper_module_type &
SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) {
DP(NETIF_MSG_LINK,
@@ -8555,6 +8589,7 @@ static void bnx2x_warpcore_set_limiting_mode(struct link_params *params,
mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT;
break;
case EDC_MODE_PASSIVE_DAC:
+ case EDC_MODE_ACTIVE_DAC:
mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_DAC;
break;
default:
@@ -9730,32 +9765,41 @@ static int bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy,
MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
an_1000_val);
- /* set 100 speed advertisement */
- if ((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL |
- PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF))) {
- an_10_100_val |= (1<<7);
- /* Enable autoneg and restart autoneg for legacy speeds */
- autoneg_val |= (1<<9 | 1<<12);
-
- if (phy->req_duplex == DUPLEX_FULL)
+ /* Set 10/100 speed advertisement */
+ if (phy->req_line_speed == SPEED_AUTO_NEG) {
+ if (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) {
+ /* Enable autoneg and restart autoneg for legacy speeds
+ */
+ autoneg_val |= (1<<9 | 1<<12);
an_10_100_val |= (1<<8);
- DP(NETIF_MSG_LINK, "Advertising 100M\n");
- }
- /* set 10 speed advertisement */
- if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL |
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) &&
- (phy->supported &
- (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full)))) {
- an_10_100_val |= (1<<5);
- autoneg_val |= (1<<9 | 1<<12);
- if (phy->req_duplex == DUPLEX_FULL)
+ DP(NETIF_MSG_LINK, "Advertising 100M-FD\n");
+ }
+
+ if (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) {
+ /* Enable autoneg and restart autoneg for legacy speeds
+ */
+ autoneg_val |= (1<<9 | 1<<12);
+ an_10_100_val |= (1<<7);
+ DP(NETIF_MSG_LINK, "Advertising 100M-HD\n");
+ }
+
+ if ((phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) &&
+ (phy->supported & SUPPORTED_10baseT_Full)) {
an_10_100_val |= (1<<6);
- DP(NETIF_MSG_LINK, "Advertising 10M\n");
+ autoneg_val |= (1<<9 | 1<<12);
+ DP(NETIF_MSG_LINK, "Advertising 10M-FD\n");
+ }
+
+ if ((phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) &&
+ (phy->supported & SUPPORTED_10baseT_Half)) {
+ an_10_100_val |= (1<<5);
+ autoneg_val |= (1<<9 | 1<<12);
+ DP(NETIF_MSG_LINK, "Advertising 10M-HD\n");
+ }
}
/* Only 10/100 are allowed to work in FORCE mode */
@@ -13432,43 +13476,6 @@ static void bnx2x_sfp_tx_fault_detection(struct bnx2x_phy *phy,
}
}
}
-static void bnx2x_disable_kr2(struct link_params *params,
- struct link_vars *vars,
- struct bnx2x_phy *phy)
-{
- struct bnx2x *bp = params->bp;
- int i;
- static struct bnx2x_reg_set reg_set[] = {
- /* Step 1 - Program the TX/RX alignment markers */
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0x7690},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xe647},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0xc4f0},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0x7690},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xe647},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0xc4f0},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000c},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6000},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0000},
- {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0002},
- {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x0000},
- {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x0af7},
- {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x0af7},
- {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0002},
- {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0000}
- };
- DP(NETIF_MSG_LINK, "Disabling 20G-KR2\n");
-
- for (i = 0; i < ARRAY_SIZE(reg_set); i++)
- bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg,
- reg_set[i].val);
- vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE;
- bnx2x_update_link_attr(params, vars->link_attr_sync);
-
- vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT;
- /* Restart AN on leading lane */
- bnx2x_warpcore_restart_AN_KR(phy, params);
-}
-
static void bnx2x_kr2_recovery(struct link_params *params,
struct link_vars *vars,
struct bnx2x_phy *phy)
@@ -13546,6 +13553,8 @@ static void bnx2x_check_kr2_wa(struct link_params *params,
/* Disable KR2 on both lanes */
DP(NETIF_MSG_LINK, "BP=0x%x, NP=0x%x\n", base_page, next_page);
bnx2x_disable_kr2(params, vars, phy);
+ /* Restart AN on leading lane */
+ bnx2x_warpcore_restart_AN_KR(phy, params);
return;
}
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index a6704b555042..82b658d8c04c 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -4703,6 +4703,14 @@ bool bnx2x_chk_parity_attn(struct bnx2x *bp, bool *global, bool print)
attn.sig[3] = REG_RD(bp,
MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 +
port*4);
+ /* Since MCP attentions can't be disabled inside the block, we need to
+ * read AEU registers to see whether they're currently disabled
+ */
+ attn.sig[3] &= ((REG_RD(bp,
+ !port ? MISC_REG_AEU_ENABLE4_FUNC_0_OUT_0
+ : MISC_REG_AEU_ENABLE4_FUNC_1_OUT_0) &
+ MISC_AEU_ENABLE_MCP_PRTY_BITS) |
+ ~MISC_AEU_ENABLE_MCP_PRTY_BITS);
if (!CHIP_IS_E1x(bp))
attn.sig[4] = REG_RD(bp,
@@ -5447,26 +5455,24 @@ static void bnx2x_timer(unsigned long data)
if (IS_PF(bp) &&
!BP_NOMCP(bp)) {
int mb_idx = BP_FW_MB_IDX(bp);
- u32 drv_pulse;
- u32 mcp_pulse;
+ u16 drv_pulse;
+ u16 mcp_pulse;
++bp->fw_drv_pulse_wr_seq;
bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK;
- /* TBD - add SYSTEM_TIME */
drv_pulse = bp->fw_drv_pulse_wr_seq;
bnx2x_drv_pulse(bp);
mcp_pulse = (SHMEM_RD(bp, func_mb[mb_idx].mcp_pulse_mb) &
MCP_PULSE_SEQ_MASK);
/* The delta between driver pulse and mcp response
- * should be 1 (before mcp response) or 0 (after mcp response)
+ * should not get too big. If the MFW is more than 5 pulses
+ * behind, we should worry about it enough to generate an error
+ * log.
*/
- if ((drv_pulse != mcp_pulse) &&
- (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) {
- /* someone lost a heartbeat... */
- BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n",
+ if (((drv_pulse - mcp_pulse) & MCP_PULSE_SEQ_MASK) > 5)
+ BNX2X_ERR("MFW seems hanged: drv_pulse (0x%x) != mcp_pulse (0x%x)\n",
drv_pulse, mcp_pulse);
- }
}
if (bp->state == BNX2X_STATE_OPEN)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index 2604b6204abe..9ad012bdd915 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -1819,7 +1819,7 @@ bnx2x_get_vf_igu_cam_info(struct bnx2x *bp)
fid = GET_FIELD((val), IGU_REG_MAPPING_MEMORY_FID);
if (fid & IGU_FID_ENCODE_IS_PF)
current_pf = fid & IGU_FID_PF_NUM_MASK;
- else if (current_pf == BP_ABS_FUNC(bp))
+ else if (current_pf == BP_FUNC(bp))
bnx2x_vf_set_igu_info(bp, sb_id,
(fid & IGU_FID_VF_NUM_MASK));
DP(BNX2X_MSG_IOV, "%s[%d], igu_sb_id=%d, msix=%d\n",
@@ -3180,6 +3180,7 @@ int bnx2x_enable_sriov(struct bnx2x *bp)
/* set local queue arrays */
vf->vfqs = &bp->vfdb->vfqs[qcount];
qcount += vf_sb_count(vf);
+ bnx2x_iov_static_resc(bp, vf);
}
/* prepare msix vectors in VF configuration space */
@@ -3187,6 +3188,8 @@ int bnx2x_enable_sriov(struct bnx2x *bp)
bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, vf_idx));
REG_WR(bp, PCICFG_OFFSET + GRC_CONFIG_REG_VF_MSIX_CONTROL,
num_vf_queues);
+ DP(BNX2X_MSG_IOV, "set msix vec num in VF %d cfg space to %d\n",
+ vf_idx, num_vf_queues);
}
bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
index 6cfb88732452..da16953eb2ec 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
@@ -1765,28 +1765,28 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf,
switch (mbx->first_tlv.tl.type) {
case CHANNEL_TLV_ACQUIRE:
bnx2x_vf_mbx_acquire(bp, vf, mbx);
- break;
+ return;
case CHANNEL_TLV_INIT:
bnx2x_vf_mbx_init_vf(bp, vf, mbx);
- break;
+ return;
case CHANNEL_TLV_SETUP_Q:
bnx2x_vf_mbx_setup_q(bp, vf, mbx);
- break;
+ return;
case CHANNEL_TLV_SET_Q_FILTERS:
bnx2x_vf_mbx_set_q_filters(bp, vf, mbx);
- break;
+ return;
case CHANNEL_TLV_TEARDOWN_Q:
bnx2x_vf_mbx_teardown_q(bp, vf, mbx);
- break;
+ return;
case CHANNEL_TLV_CLOSE:
bnx2x_vf_mbx_close_vf(bp, vf, mbx);
- break;
+ return;
case CHANNEL_TLV_RELEASE:
bnx2x_vf_mbx_release_vf(bp, vf, mbx);
- break;
+ return;
case CHANNEL_TLV_UPDATE_RSS:
bnx2x_vf_mbx_update_rss(bp, vf, mbx);
- break;
+ return;
}
} else {
@@ -1802,26 +1802,24 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf,
for (i = 0; i < 20; i++)
DP_CONT(BNX2X_MSG_IOV, "%x ",
mbx->msg->req.tlv_buf_size.tlv_buffer[i]);
+ }
- /* test whether we can respond to the VF (do we have an address
- * for it?)
- */
- if (vf->state == VF_ACQUIRED || vf->state == VF_ENABLED) {
- /* mbx_resp uses the op_rc of the VF */
- vf->op_rc = PFVF_STATUS_NOT_SUPPORTED;
+ /* can we respond to VF (do we have an address for it?) */
+ if (vf->state == VF_ACQUIRED || vf->state == VF_ENABLED) {
+ /* mbx_resp uses the op_rc of the VF */
+ vf->op_rc = PFVF_STATUS_NOT_SUPPORTED;
- /* notify the VF that we do not support this request */
- bnx2x_vf_mbx_resp(bp, vf);
- } else {
- /* can't send a response since this VF is unknown to us
- * just ack the FW to release the mailbox and unlock
- * the channel.
- */
- storm_memset_vf_mbx_ack(bp, vf->abs_vfid);
- mmiowb();
- bnx2x_unlock_vf_pf_channel(bp, vf,
- mbx->first_tlv.tl.type);
- }
+ /* notify the VF that we do not support this request */
+ bnx2x_vf_mbx_resp(bp, vf);
+ } else {
+ /* can't send a response since this VF is unknown to us
+ * just ack the FW to release the mailbox and unlock
+ * the channel.
+ */
+ storm_memset_vf_mbx_ack(bp, vf->abs_vfid);
+ /* Firmware ack should be written before unlocking channel */
+ mmiowb();
+ bnx2x_unlock_vf_pf_channel(bp, vf, mbx->first_tlv.tl.type);
}
}
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index ace5050dba38..db020230bd0b 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -88,6 +88,7 @@ static inline char *nic_name(struct pci_dev *pdev)
#define BE_MIN_MTU 256
#define BE_NUM_VLANS_SUPPORTED 64
+#define BE_UMC_NUM_VLANS_SUPPORTED 15
#define BE_MAX_EQD 96u
#define BE_MAX_TX_FRAG_COUNT 30
@@ -333,6 +334,7 @@ enum vf_state {
#define BE_FLAGS_LINK_STATUS_INIT 1
#define BE_FLAGS_WORKER_SCHEDULED (1 << 3)
+#define BE_FLAGS_VLAN_PROMISC (1 << 4)
#define BE_FLAGS_NAPI_ENABLED (1 << 9)
#define BE_UC_PMAC_COUNT 30
#define BE_VF_UC_PMAC_COUNT 2
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 1ab5dab11eff..bd0e0c0bbcd8 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -180,6 +180,9 @@ static int be_mcc_compl_process(struct be_adapter *adapter,
dev_err(&adapter->pdev->dev,
"opcode %d-%d failed:status %d-%d\n",
opcode, subsystem, compl_status, extd_status);
+
+ if (extd_status == MCC_ADDL_STS_INSUFFICIENT_RESOURCES)
+ return extd_status;
}
}
done:
@@ -1812,6 +1815,12 @@ int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value)
} else if (flags & IFF_ALLMULTI) {
req->if_flags_mask = req->if_flags =
cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS);
+ } else if (flags & BE_FLAGS_VLAN_PROMISC) {
+ req->if_flags_mask = cpu_to_le32(BE_IF_FLAGS_VLAN_PROMISCUOUS);
+
+ if (value == ON)
+ req->if_flags =
+ cpu_to_le32(BE_IF_FLAGS_VLAN_PROMISCUOUS);
} else {
struct netdev_hw_addr *ha;
int i = 0;
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index d026226db88c..108ca8abf0af 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -60,6 +60,8 @@ enum {
MCC_STATUS_NOT_SUPPORTED = 66
};
+#define MCC_ADDL_STS_INSUFFICIENT_RESOURCES 0x16
+
#define CQE_STATUS_COMPL_MASK 0xFFFF
#define CQE_STATUS_COMPL_SHIFT 0 /* bits 0 - 15 */
#define CQE_STATUS_EXTD_MASK 0xFFFF
@@ -1791,7 +1793,7 @@ struct be_nic_res_desc {
u8 acpi_params;
u8 wol_param;
u16 rsvd7;
- u32 rsvd8[3];
+ u32 rsvd8[7];
} __packed;
struct be_cmd_req_get_func_config {
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 100b528b9bd0..2c38cc402119 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -855,11 +855,11 @@ static struct sk_buff *be_xmit_workarounds(struct be_adapter *adapter,
unsigned int eth_hdr_len;
struct iphdr *ip;
- /* Lancer ASIC has a bug wherein packets that are 32 bytes or less
+ /* Lancer, SH-R ASICs have a bug wherein Packets that are 32 bytes or less
* may cause a transmit stall on that port. So the work-around is to
- * pad such packets to a 36-byte length.
+ * pad short packets (<= 32 bytes) to a 36-byte length.
*/
- if (unlikely(lancer_chip(adapter) && skb->len <= 32)) {
+ if (unlikely(!BEx_chip(adapter) && skb->len <= 32)) {
if (skb_padto(skb, 36))
goto tx_drop;
skb->len = 36;
@@ -1013,18 +1013,40 @@ static int be_vid_config(struct be_adapter *adapter)
status = be_cmd_vlan_config(adapter, adapter->if_handle,
vids, num, 1, 0);
- /* Set to VLAN promisc mode as setting VLAN filter failed */
if (status) {
- dev_info(&adapter->pdev->dev, "Exhausted VLAN HW filters.\n");
- dev_info(&adapter->pdev->dev, "Disabling HW VLAN filtering.\n");
- goto set_vlan_promisc;
+ /* Set to VLAN promisc mode as setting VLAN filter failed */
+ if (status == MCC_ADDL_STS_INSUFFICIENT_RESOURCES)
+ goto set_vlan_promisc;
+ dev_err(&adapter->pdev->dev,
+ "Setting HW VLAN filtering failed.\n");
+ } else {
+ if (adapter->flags & BE_FLAGS_VLAN_PROMISC) {
+ /* hw VLAN filtering re-enabled. */
+ status = be_cmd_rx_filter(adapter,
+ BE_FLAGS_VLAN_PROMISC, OFF);
+ if (!status) {
+ dev_info(&adapter->pdev->dev,
+ "Disabling VLAN Promiscuous mode.\n");
+ adapter->flags &= ~BE_FLAGS_VLAN_PROMISC;
+ dev_info(&adapter->pdev->dev,
+ "Re-Enabling HW VLAN filtering\n");
+ }
+ }
}
return status;
set_vlan_promisc:
- status = be_cmd_vlan_config(adapter, adapter->if_handle,
- NULL, 0, 1, 1);
+ dev_warn(&adapter->pdev->dev, "Exhausted VLAN HW filters.\n");
+
+ status = be_cmd_rx_filter(adapter, BE_FLAGS_VLAN_PROMISC, ON);
+ if (!status) {
+ dev_info(&adapter->pdev->dev, "Enable VLAN Promiscuous mode\n");
+ dev_info(&adapter->pdev->dev, "Disabling HW VLAN filtering\n");
+ adapter->flags |= BE_FLAGS_VLAN_PROMISC;
+ } else
+ dev_err(&adapter->pdev->dev,
+ "Failed to enable VLAN Promiscuous mode.\n");
return status;
}
@@ -1033,10 +1055,6 @@ static int be_vlan_add_vid(struct net_device *netdev, __be16 proto, u16 vid)
struct be_adapter *adapter = netdev_priv(netdev);
int status = 0;
- if (!lancer_chip(adapter) && !be_physfn(adapter)) {
- status = -EINVAL;
- goto ret;
- }
/* Packets with VID 0 are always received by Lancer by default */
if (lancer_chip(adapter) && vid == 0)
@@ -1059,11 +1077,6 @@ static int be_vlan_rem_vid(struct net_device *netdev, __be16 proto, u16 vid)
struct be_adapter *adapter = netdev_priv(netdev);
int status = 0;
- if (!lancer_chip(adapter) && !be_physfn(adapter)) {
- status = -EINVAL;
- goto ret;
- }
-
/* Packets with VID 0 are always received by Lancer by default */
if (lancer_chip(adapter) && vid == 0)
goto ret;
@@ -1188,8 +1201,8 @@ static int be_get_vf_config(struct net_device *netdev, int vf,
vi->vf = vf;
vi->tx_rate = vf_cfg->tx_rate;
- vi->vlan = vf_cfg->vlan_tag;
- vi->qos = 0;
+ vi->vlan = vf_cfg->vlan_tag & VLAN_VID_MASK;
+ vi->qos = vf_cfg->vlan_tag >> VLAN_PRIO_SHIFT;
memcpy(&vi->mac, vf_cfg->mac_addr, ETH_ALEN);
return 0;
@@ -1199,28 +1212,29 @@ static int be_set_vf_vlan(struct net_device *netdev,
int vf, u16 vlan, u8 qos)
{
struct be_adapter *adapter = netdev_priv(netdev);
+ struct be_vf_cfg *vf_cfg = &adapter->vf_cfg[vf];
int status = 0;
if (!sriov_enabled(adapter))
return -EPERM;
- if (vf >= adapter->num_vfs || vlan > 4095)
+ if (vf >= adapter->num_vfs || vlan > 4095 || qos > 7)
return -EINVAL;
- if (vlan) {
- if (adapter->vf_cfg[vf].vlan_tag != vlan) {
+ if (vlan || qos) {
+ vlan |= qos << VLAN_PRIO_SHIFT;
+ if (vf_cfg->vlan_tag != vlan) {
/* If this is new value, program it. Else skip. */
- adapter->vf_cfg[vf].vlan_tag = vlan;
-
- status = be_cmd_set_hsw_config(adapter, vlan,
- vf + 1, adapter->vf_cfg[vf].if_handle, 0);
+ vf_cfg->vlan_tag = vlan;
+ status = be_cmd_set_hsw_config(adapter, vlan, vf + 1,
+ vf_cfg->if_handle, 0);
}
} else {
/* Reset Transparent Vlan Tagging. */
- adapter->vf_cfg[vf].vlan_tag = 0;
- vlan = adapter->vf_cfg[vf].def_vid;
+ vf_cfg->vlan_tag = 0;
+ vlan = vf_cfg->def_vid;
status = be_cmd_set_hsw_config(adapter, vlan, vf + 1,
- adapter->vf_cfg[vf].if_handle, 0);
+ vf_cfg->if_handle, 0);
}
@@ -2963,6 +2977,8 @@ static void BEx_get_resources(struct be_adapter *adapter,
if (adapter->function_mode & FLEX10_MODE)
res->max_vlans = BE_NUM_VLANS_SUPPORTED/8;
+ else if (adapter->function_mode & UMC_ENABLED)
+ res->max_vlans = BE_UMC_NUM_VLANS_SUPPORTED;
else
res->max_vlans = BE_NUM_VLANS_SUPPORTED;
res->max_mcast_mac = BE_MAX_MC;
diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c b/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c
index 005c2e06b8c0..f8b92864fc52 100644
--- a/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c
+++ b/drivers/net/ethernet/freescale/fs_enet/mac-fcc.c
@@ -90,7 +90,7 @@ static int do_pd_setup(struct fs_enet_private *fep)
struct fs_platform_info *fpi = fep->fpi;
int ret = -EINVAL;
- fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
+ fep->interrupt = irq_of_parse_and_map(ofdev->dev.of_node, 0);
if (fep->interrupt == NO_IRQ)
goto out;
diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
index 8aac2316d0f3..a9a00f39521a 100644
--- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
+++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
@@ -100,7 +100,7 @@ static int do_pd_setup(struct fs_enet_private *fep)
{
struct platform_device *ofdev = to_platform_device(fep->dev);
- fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
+ fep->interrupt = irq_of_parse_and_map(ofdev->dev.of_node, 0);
if (fep->interrupt == NO_IRQ)
return -EINVAL;
diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c
index e151784c5ebd..d37cd4ebac65 100644
--- a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c
+++ b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c
@@ -100,7 +100,7 @@ static int do_pd_setup(struct fs_enet_private *fep)
{
struct platform_device *ofdev = to_platform_device(fep->dev);
- fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
+ fep->interrupt = irq_of_parse_and_map(ofdev->dev.of_node, 0);
if (fep->interrupt == NO_IRQ)
return -EINVAL;
diff --git a/drivers/net/ethernet/freescale/gianfar_ptp.c b/drivers/net/ethernet/freescale/gianfar_ptp.c
index 098f133908ae..e006a09ba899 100644
--- a/drivers/net/ethernet/freescale/gianfar_ptp.c
+++ b/drivers/net/ethernet/freescale/gianfar_ptp.c
@@ -452,7 +452,9 @@ static int gianfar_ptp_probe(struct platform_device *dev)
err = -ENODEV;
etsects->caps = ptp_gianfar_caps;
- etsects->cksel = DEFAULT_CKSEL;
+
+ if (get_of_u32(node, "fsl,cksel", &etsects->cksel))
+ etsects->cksel = DEFAULT_CKSEL;
if (get_of_u32(node, "fsl,tclk-period", &etsects->tclk_period) ||
get_of_u32(node, "fsl,tmr-prsc", &etsects->tmr_prsc) ||
diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c
index 0c524fa9f811..cfef7fc32cdd 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c
@@ -701,8 +701,7 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw,
details = I40E_ADMINQ_DETAILS(hw->aq.asq, hw->aq.asq.next_to_use);
if (cmd_details) {
- memcpy(details, cmd_details,
- sizeof(struct i40e_asq_cmd_details));
+ *details = *cmd_details;
/* If the cmd_details are defined copy the cookie. The
* cpu_to_le32 is not needed here because the data is ignored
@@ -760,7 +759,7 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw,
desc_on_ring = I40E_ADMINQ_DESC(hw->aq.asq, hw->aq.asq.next_to_use);
/* if the desc is available copy the temp desc to the right place */
- memcpy(desc_on_ring, desc, sizeof(struct i40e_aq_desc));
+ *desc_on_ring = *desc;
/* if buff is not NULL assume indirect command */
if (buff != NULL) {
@@ -807,7 +806,7 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw,
/* if ready, copy the desc back to temp */
if (i40e_asq_done(hw)) {
- memcpy(desc, desc_on_ring, sizeof(struct i40e_aq_desc));
+ *desc = *desc_on_ring;
if (buff != NULL)
memcpy(buff, dma_buff->va, buff_size);
retval = le16_to_cpu(desc->retval);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c
index c21df7bc3b1d..1e4ea134975a 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_common.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_common.c
@@ -507,7 +507,7 @@ i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
/* save link status information */
if (link)
- memcpy(link, hw_link_info, sizeof(struct i40e_link_status));
+ *link = *hw_link_info;
/* flag cleared so helper functions don't call AQ again */
hw->phy.get_link_info = false;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 601d482694ea..221aa4795017 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -101,10 +101,10 @@ int i40e_allocate_dma_mem_d(struct i40e_hw *hw, struct i40e_dma_mem *mem,
mem->size = ALIGN(size, alignment);
mem->va = dma_zalloc_coherent(&pf->pdev->dev, mem->size,
&mem->pa, GFP_KERNEL);
- if (mem->va)
- return 0;
+ if (!mem->va)
+ return -ENOMEM;
- return -ENOMEM;
+ return 0;
}
/**
@@ -136,10 +136,10 @@ int i40e_allocate_virt_mem_d(struct i40e_hw *hw, struct i40e_virt_mem *mem,
mem->size = size;
mem->va = kzalloc(size, GFP_KERNEL);
- if (mem->va)
- return 0;
+ if (!mem->va)
+ return -ENOMEM;
- return -ENOMEM;
+ return 0;
}
/**
@@ -174,8 +174,7 @@ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile,
u16 needed, u16 id)
{
int ret = -ENOMEM;
- int i = 0;
- int j = 0;
+ int i, j;
if (!pile || needed == 0 || id >= I40E_PILE_VALID_BIT) {
dev_info(&pf->pdev->dev,
@@ -186,7 +185,7 @@ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile,
/* start the linear search with an imperfect hint */
i = pile->search_hint;
- while (i < pile->num_entries && ret < 0) {
+ while (i < pile->num_entries) {
/* skip already allocated entries */
if (pile->list[i] & I40E_PILE_VALID_BIT) {
i++;
@@ -205,6 +204,7 @@ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile,
pile->list[i+j] = id | I40E_PILE_VALID_BIT;
ret = i;
pile->search_hint = i + j;
+ break;
} else {
/* not enough, so skip over it and continue looking */
i += j;
@@ -1388,7 +1388,7 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
bool add_happened = false;
int filter_list_len = 0;
u32 changed_flags = 0;
- i40e_status ret = 0;
+ i40e_status aq_ret = 0;
struct i40e_pf *pf;
int num_add = 0;
int num_del = 0;
@@ -1449,28 +1449,28 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
/* flush a full buffer */
if (num_del == filter_list_len) {
- ret = i40e_aq_remove_macvlan(&pf->hw,
+ aq_ret = i40e_aq_remove_macvlan(&pf->hw,
vsi->seid, del_list, num_del,
NULL);
num_del = 0;
memset(del_list, 0, sizeof(*del_list));
- if (ret)
+ if (aq_ret)
dev_info(&pf->pdev->dev,
"ignoring delete macvlan error, err %d, aq_err %d while flushing a full buffer\n",
- ret,
+ aq_ret,
pf->hw.aq.asq_last_status);
}
}
if (num_del) {
- ret = i40e_aq_remove_macvlan(&pf->hw, vsi->seid,
+ aq_ret = i40e_aq_remove_macvlan(&pf->hw, vsi->seid,
del_list, num_del, NULL);
num_del = 0;
- if (ret)
+ if (aq_ret)
dev_info(&pf->pdev->dev,
"ignoring delete macvlan error, err %d, aq_err %d\n",
- ret, pf->hw.aq.asq_last_status);
+ aq_ret, pf->hw.aq.asq_last_status);
}
kfree(del_list);
@@ -1515,32 +1515,30 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
/* flush a full buffer */
if (num_add == filter_list_len) {
- ret = i40e_aq_add_macvlan(&pf->hw,
- vsi->seid,
- add_list,
- num_add,
- NULL);
+ aq_ret = i40e_aq_add_macvlan(&pf->hw, vsi->seid,
+ add_list, num_add,
+ NULL);
num_add = 0;
- if (ret)
+ if (aq_ret)
break;
memset(add_list, 0, sizeof(*add_list));
}
}
if (num_add) {
- ret = i40e_aq_add_macvlan(&pf->hw, vsi->seid,
- add_list, num_add, NULL);
+ aq_ret = i40e_aq_add_macvlan(&pf->hw, vsi->seid,
+ add_list, num_add, NULL);
num_add = 0;
}
kfree(add_list);
add_list = NULL;
- if (add_happened && (!ret)) {
+ if (add_happened && (!aq_ret)) {
/* do nothing */;
- } else if (add_happened && (ret)) {
+ } else if (add_happened && (aq_ret)) {
dev_info(&pf->pdev->dev,
"add filter failed, err %d, aq_err %d\n",
- ret, pf->hw.aq.asq_last_status);
+ aq_ret, pf->hw.aq.asq_last_status);
if ((pf->hw.aq.asq_last_status == I40E_AQ_RC_ENOSPC) &&
!test_bit(__I40E_FILTER_OVERFLOW_PROMISC,
&vsi->state)) {
@@ -1556,28 +1554,27 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
if (changed_flags & IFF_ALLMULTI) {
bool cur_multipromisc;
cur_multipromisc = !!(vsi->current_netdev_flags & IFF_ALLMULTI);
- ret = i40e_aq_set_vsi_multicast_promiscuous(&vsi->back->hw,
- vsi->seid,
- cur_multipromisc,
- NULL);
- if (ret)
+ aq_ret = i40e_aq_set_vsi_multicast_promiscuous(&vsi->back->hw,
+ vsi->seid,
+ cur_multipromisc,
+ NULL);
+ if (aq_ret)
dev_info(&pf->pdev->dev,
"set multi promisc failed, err %d, aq_err %d\n",
- ret, pf->hw.aq.asq_last_status);
+ aq_ret, pf->hw.aq.asq_last_status);
}
if ((changed_flags & IFF_PROMISC) || promisc_forced_on) {
bool cur_promisc;
cur_promisc = (!!(vsi->current_netdev_flags & IFF_PROMISC) ||
test_bit(__I40E_FILTER_OVERFLOW_PROMISC,
&vsi->state));
- ret = i40e_aq_set_vsi_unicast_promiscuous(&vsi->back->hw,
- vsi->seid,
- cur_promisc,
- NULL);
- if (ret)
+ aq_ret = i40e_aq_set_vsi_unicast_promiscuous(&vsi->back->hw,
+ vsi->seid,
+ cur_promisc, NULL);
+ if (aq_ret)
dev_info(&pf->pdev->dev,
"set uni promisc failed, err %d, aq_err %d\n",
- ret, pf->hw.aq.asq_last_status);
+ aq_ret, pf->hw.aq.asq_last_status);
}
clear_bit(__I40E_CONFIG_BUSY, &vsi->state);
@@ -1790,6 +1787,8 @@ int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid)
* i40e_vsi_kill_vlan - Remove vsi membership for given vlan
* @vsi: the vsi being configured
* @vid: vlan id to be removed (0 = untagged only , -1 = any)
+ *
+ * Return: 0 on success or negative otherwise
**/
int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid)
{
@@ -1863,37 +1862,39 @@ int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid)
* i40e_vlan_rx_add_vid - Add a vlan id filter to HW offload
* @netdev: network interface to be adjusted
* @vid: vlan id to be added
+ *
+ * net_device_ops implementation for adding vlan ids
**/
static int i40e_vlan_rx_add_vid(struct net_device *netdev,
__always_unused __be16 proto, u16 vid)
{
struct i40e_netdev_priv *np = netdev_priv(netdev);
struct i40e_vsi *vsi = np->vsi;
- int ret;
+ int ret = 0;
if (vid > 4095)
- return 0;
+ return -EINVAL;
+
+ netdev_info(netdev, "adding %pM vid=%d\n", netdev->dev_addr, vid);
- netdev_info(vsi->netdev, "adding %pM vid=%d\n",
- netdev->dev_addr, vid);
/* If the network stack called us with vid = 0, we should
* indicate to i40e_vsi_add_vlan() that we want to receive
* any traffic (i.e. with any vlan tag, or untagged)
*/
ret = i40e_vsi_add_vlan(vsi, vid ? vid : I40E_VLAN_ANY);
- if (!ret) {
- if (vid < VLAN_N_VID)
- set_bit(vid, vsi->active_vlans);
- }
+ if (!ret && (vid < VLAN_N_VID))
+ set_bit(vid, vsi->active_vlans);
- return 0;
+ return ret;
}
/**
* i40e_vlan_rx_kill_vid - Remove a vlan id filter from HW offload
* @netdev: network interface to be adjusted
* @vid: vlan id to be removed
+ *
+ * net_device_ops implementation for adding vlan ids
**/
static int i40e_vlan_rx_kill_vid(struct net_device *netdev,
__always_unused __be16 proto, u16 vid)
@@ -1901,15 +1902,16 @@ static int i40e_vlan_rx_kill_vid(struct net_device *netdev,
struct i40e_netdev_priv *np = netdev_priv(netdev);
struct i40e_vsi *vsi = np->vsi;
- netdev_info(vsi->netdev, "removing %pM vid=%d\n",
- netdev->dev_addr, vid);
+ netdev_info(netdev, "removing %pM vid=%d\n", netdev->dev_addr, vid);
+
/* return code is ignored as there is nothing a user
* can do about failure to remove and a log message was
- * already printed from another function
+ * already printed from the other function
*/
i40e_vsi_kill_vlan(vsi, vid);
clear_bit(vid, vsi->active_vlans);
+
return 0;
}
@@ -1936,10 +1938,10 @@ static void i40e_restore_vlan(struct i40e_vsi *vsi)
* @vsi: the vsi being adjusted
* @vid: the vlan id to set as a PVID
**/
-i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid)
+int i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid)
{
struct i40e_vsi_context ctxt;
- i40e_status ret;
+ i40e_status aq_ret;
vsi->info.valid_sections = cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID);
vsi->info.pvid = cpu_to_le16(vid);
@@ -1948,14 +1950,15 @@ i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid)
ctxt.seid = vsi->seid;
memcpy(&ctxt.info, &vsi->info, sizeof(vsi->info));
- ret = i40e_aq_update_vsi_params(&vsi->back->hw, &ctxt, NULL);
- if (ret) {
+ aq_ret = i40e_aq_update_vsi_params(&vsi->back->hw, &ctxt, NULL);
+ if (aq_ret) {
dev_info(&vsi->back->pdev->dev,
"%s: update vsi failed, aq_err=%d\n",
__func__, vsi->back->hw.aq.asq_last_status);
+ return -ENOENT;
}
- return ret;
+ return 0;
}
/**
@@ -3326,7 +3329,8 @@ static void i40e_pf_unquiesce_all_vsi(struct i40e_pf *pf)
**/
static u8 i40e_dcb_get_num_tc(struct i40e_dcbx_config *dcbcfg)
{
- int num_tc = 0, i;
+ u8 num_tc = 0;
+ int i;
/* Scan the ETS Config Priority Table to find
* traffic class enabled for a given priority
@@ -3341,9 +3345,7 @@ static u8 i40e_dcb_get_num_tc(struct i40e_dcbx_config *dcbcfg)
/* Traffic class index starts from zero so
* increment to return the actual count
*/
- num_tc++;
-
- return num_tc;
+ return num_tc + 1;
}
/**
@@ -3451,28 +3453,27 @@ static int i40e_vsi_get_bw_info(struct i40e_vsi *vsi)
struct i40e_aqc_query_vsi_bw_config_resp bw_config = {0};
struct i40e_pf *pf = vsi->back;
struct i40e_hw *hw = &pf->hw;
+ i40e_status aq_ret;
u32 tc_bw_max;
- int ret;
int i;
/* Get the VSI level BW configuration */
- ret = i40e_aq_query_vsi_bw_config(hw, vsi->seid, &bw_config, NULL);
- if (ret) {
+ aq_ret = i40e_aq_query_vsi_bw_config(hw, vsi->seid, &bw_config, NULL);
+ if (aq_ret) {
dev_info(&pf->pdev->dev,
"couldn't get pf vsi bw config, err %d, aq_err %d\n",
- ret, pf->hw.aq.asq_last_status);
- return ret;
+ aq_ret, pf->hw.aq.asq_last_status);
+ return -EINVAL;
}
/* Get the VSI level BW configuration per TC */
- ret = i40e_aq_query_vsi_ets_sla_config(hw, vsi->seid,
- &bw_ets_config,
- NULL);
- if (ret) {
+ aq_ret = i40e_aq_query_vsi_ets_sla_config(hw, vsi->seid, &bw_ets_config,
+ NULL);
+ if (aq_ret) {
dev_info(&pf->pdev->dev,
"couldn't get pf vsi ets bw config, err %d, aq_err %d\n",
- ret, pf->hw.aq.asq_last_status);
- return ret;
+ aq_ret, pf->hw.aq.asq_last_status);
+ return -EINVAL;
}
if (bw_config.tc_valid_bits != bw_ets_config.tc_valid_bits) {
@@ -3494,7 +3495,8 @@ static int i40e_vsi_get_bw_info(struct i40e_vsi *vsi)
/* 3 bits out of 4 for each TC */
vsi->bw_ets_max_quanta[i] = (u8)((tc_bw_max >> (i*4)) & 0x7);
}
- return ret;
+
+ return 0;
}
/**
@@ -3505,30 +3507,30 @@ static int i40e_vsi_get_bw_info(struct i40e_vsi *vsi)
*
* Returns 0 on success, negative value on failure
**/
-static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi,
- u8 enabled_tc,
+static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi, u8 enabled_tc,
u8 *bw_share)
{
struct i40e_aqc_configure_vsi_tc_bw_data bw_data;
- int i, ret = 0;
+ i40e_status aq_ret;
+ int i;
bw_data.tc_valid_bits = enabled_tc;
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++)
bw_data.tc_bw_credits[i] = bw_share[i];
- ret = i40e_aq_config_vsi_tc_bw(&vsi->back->hw, vsi->seid,
- &bw_data, NULL);
- if (ret) {
+ aq_ret = i40e_aq_config_vsi_tc_bw(&vsi->back->hw, vsi->seid, &bw_data,
+ NULL);
+ if (aq_ret) {
dev_info(&vsi->back->pdev->dev,
"%s: AQ command Config VSI BW allocation per TC failed = %d\n",
__func__, vsi->back->hw.aq.asq_last_status);
- return ret;
+ return -EINVAL;
}
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++)
vsi->info.qs_handle[i] = bw_data.qs_handles[i];
- return ret;
+ return 0;
}
/**
diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index 48cbc833b051..86d51429a189 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -1607,6 +1607,9 @@ static int igb_integrated_phy_loopback(struct igb_adapter *adapter)
igb_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
igb_write_phy_reg(hw, PHY_CONTROL, 0x4140);
}
+ } else if (hw->phy.type == e1000_phy_82580) {
+ /* enable MII loopback */
+ igb_write_phy_reg(hw, I82580_PHY_LBK_CTRL, 0x8041);
}
/* add small delay to avoid loopback test failure */
diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c
index 1a9c4f6269ea..ecc7f7b696b8 100644
--- a/drivers/net/ethernet/marvell/skge.c
+++ b/drivers/net/ethernet/marvell/skge.c
@@ -3086,13 +3086,16 @@ static struct sk_buff *skge_rx_get(struct net_device *dev,
PCI_DMA_FROMDEVICE);
skge_rx_reuse(e, skge->rx_buf_size);
} else {
+ struct skge_element ee;
struct sk_buff *nskb;
nskb = netdev_alloc_skb_ip_align(dev, skge->rx_buf_size);
if (!nskb)
goto resubmit;
- skb = e->skb;
+ ee = *e;
+
+ skb = ee.skb;
prefetch(skb->data);
if (skge_rx_setup(skge, e, nskb, skge->rx_buf_size) < 0) {
@@ -3101,8 +3104,8 @@ static struct sk_buff *skge_rx_get(struct net_device *dev,
}
pci_unmap_single(skge->hw->pdev,
- dma_unmap_addr(e, mapaddr),
- dma_unmap_len(e, maplen),
+ dma_unmap_addr(&ee, mapaddr),
+ dma_unmap_len(&ee, maplen),
PCI_DMA_FROMDEVICE);
}
diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c
index 83c2091c9c23..bd1a2d2bc2ae 100644
--- a/drivers/net/ethernet/moxa/moxart_ether.c
+++ b/drivers/net/ethernet/moxa/moxart_ether.c
@@ -543,7 +543,7 @@ static const struct of_device_id moxart_mac_match[] = {
{ }
};
-struct __initdata platform_driver moxart_mac_driver = {
+static struct platform_driver moxart_mac_driver = {
.probe = moxart_mac_probe,
.remove = moxart_remove,
.driver = {
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index 4d7ad0074d1c..ebe4c86e5230 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -1794,3 +1794,11 @@ const struct ethtool_ops qlcnic_sriov_vf_ethtool_ops = {
.set_msglevel = qlcnic_set_msglevel,
.get_msglevel = qlcnic_get_msglevel,
};
+
+const struct ethtool_ops qlcnic_ethtool_failed_ops = {
+ .get_settings = qlcnic_get_settings,
+ .get_drvinfo = qlcnic_get_drvinfo,
+ .set_msglevel = qlcnic_set_msglevel,
+ .get_msglevel = qlcnic_get_msglevel,
+ .set_dump = qlcnic_set_dump,
+};
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index c4c5023e1fdf..21d00a0449a1 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -431,6 +431,9 @@ static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter)
while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
usleep_range(10000, 11000);
+ if (!adapter->fw_work.work.func)
+ return;
+
cancel_delayed_work_sync(&adapter->fw_work);
}
@@ -2275,8 +2278,9 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
adapter->portnum = adapter->ahw->pci_func;
err = qlcnic_start_firmware(adapter);
if (err) {
- dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n");
- goto err_out_free_hw;
+ dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"
+ "\t\tIf reboot doesn't help, try flashing the card\n");
+ goto err_out_maintenance_mode;
}
qlcnic_get_multiq_capability(adapter);
@@ -2408,6 +2412,22 @@ err_out_disable_pdev:
pci_set_drvdata(pdev, NULL);
pci_disable_device(pdev);
return err;
+
+err_out_maintenance_mode:
+ netdev->netdev_ops = &qlcnic_netdev_failed_ops;
+ SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_failed_ops);
+ err = register_netdev(netdev);
+
+ if (err) {
+ dev_err(&pdev->dev, "Failed to register net device\n");
+ qlcnic_clr_all_drv_state(adapter, 0);
+ goto err_out_free_hw;
+ }
+
+ pci_set_drvdata(pdev, adapter);
+ qlcnic_add_sysfs(adapter);
+
+ return 0;
}
static void qlcnic_remove(struct pci_dev *pdev)
@@ -2518,8 +2538,16 @@ static int qlcnic_resume(struct pci_dev *pdev)
static int qlcnic_open(struct net_device *netdev)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ u32 state;
int err;
+ state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
+ if (state == QLCNIC_DEV_FAILED || state == QLCNIC_DEV_BADBAD) {
+ netdev_err(netdev, "%s: Device is in FAILED state\n", __func__);
+
+ return -EIO;
+ }
+
netif_carrier_off(netdev);
err = qlcnic_attach(adapter);
@@ -3228,6 +3256,13 @@ void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key)
return;
state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
+ if (state == QLCNIC_DEV_FAILED || state == QLCNIC_DEV_BADBAD) {
+ netdev_err(adapter->netdev, "%s: Device is in FAILED state\n",
+ __func__);
+ qlcnic_api_unlock(adapter);
+
+ return;
+ }
if (state == QLCNIC_DEV_READY) {
QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
index 330d9a8774ad..686f460b1502 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
@@ -397,6 +397,7 @@ static int qlcnic_pci_sriov_disable(struct qlcnic_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
+ rtnl_lock();
if (netif_running(netdev))
__qlcnic_down(adapter, netdev);
@@ -407,12 +408,15 @@ static int qlcnic_pci_sriov_disable(struct qlcnic_adapter *adapter)
/* After disabling SRIOV re-init the driver in default mode
configure opmode based on op_mode of function
*/
- if (qlcnic_83xx_configure_opmode(adapter))
+ if (qlcnic_83xx_configure_opmode(adapter)) {
+ rtnl_unlock();
return -EIO;
+ }
if (netif_running(netdev))
__qlcnic_up(adapter, netdev);
+ rtnl_unlock();
return 0;
}
@@ -533,6 +537,7 @@ static int qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter, int num_vfs)
return -EIO;
}
+ rtnl_lock();
if (netif_running(netdev))
__qlcnic_down(adapter, netdev);
@@ -555,6 +560,7 @@ static int qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter, int num_vfs)
__qlcnic_up(adapter, netdev);
error:
+ rtnl_unlock();
return err;
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
index c6165d05cc13..019f4377307f 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
@@ -1272,6 +1272,7 @@ void qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter)
void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter)
{
struct device *dev = &adapter->pdev->dev;
+ u32 state;
if (device_create_bin_file(dev, &bin_attr_port_stats))
dev_info(dev, "failed to create port stats sysfs entry");
@@ -1285,8 +1286,13 @@ void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter)
if (device_create_bin_file(dev, &bin_attr_mem))
dev_info(dev, "failed to create mem sysfs entry\n");
+ state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
+ if (state == QLCNIC_DEV_FAILED || state == QLCNIC_DEV_BADBAD)
+ return;
+
if (device_create_bin_file(dev, &bin_attr_pci_config))
dev_info(dev, "failed to create pci config sysfs entry");
+
if (device_create_file(dev, &dev_attr_beacon))
dev_info(dev, "failed to create beacon sysfs entry");
@@ -1307,6 +1313,7 @@ void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter)
void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter)
{
struct device *dev = &adapter->pdev->dev;
+ u32 state;
device_remove_bin_file(dev, &bin_attr_port_stats);
@@ -1315,6 +1322,11 @@ void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter)
device_remove_file(dev, &dev_attr_diag_mode);
device_remove_bin_file(dev, &bin_attr_crb);
device_remove_bin_file(dev, &bin_attr_mem);
+
+ state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
+ if (state == QLCNIC_DEV_FAILED || state == QLCNIC_DEV_BADBAD)
+ return;
+
device_remove_bin_file(dev, &bin_attr_pci_config);
device_remove_file(dev, &dev_attr_beacon);
if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_dbg.c b/drivers/net/ethernet/qlogic/qlge/qlge_dbg.c
index 10093f0c4c0f..6bc5db703920 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_dbg.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_dbg.c
@@ -740,8 +740,8 @@ int ql_core_dump(struct ql_adapter *qdev, struct ql_mpi_coredump *mpi_coredump)
int i;
if (!mpi_coredump) {
- netif_err(qdev, drv, qdev->ndev, "No memory available\n");
- return -ENOMEM;
+ netif_err(qdev, drv, qdev->ndev, "No memory allocated\n");
+ return -EINVAL;
}
/* Try to get the spinlock, but dont worry if
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c b/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
index ff2bf8a4e247..7ad146080c36 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
@@ -1274,7 +1274,7 @@ void ql_mpi_reset_work(struct work_struct *work)
return;
}
- if (!ql_core_dump(qdev, qdev->mpi_coredump)) {
+ if (qdev->mpi_coredump && !ql_core_dump(qdev, qdev->mpi_coredump)) {
netif_err(qdev, drv, qdev->ndev, "Core is dumped!\n");
qdev->core_is_dumped = 1;
queue_delayed_work(qdev->workqueue,
diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c
index 128d7cdf9eb2..c082562dbf4e 100644
--- a/drivers/net/ethernet/sfc/mcdi.c
+++ b/drivers/net/ethernet/sfc/mcdi.c
@@ -27,10 +27,10 @@
/* A reboot/assertion causes the MCDI status word to be set after the
* command word is set or a REBOOT event is sent. If we notice a reboot
- * via these mechanisms then wait 20ms for the status word to be set.
+ * via these mechanisms then wait 250ms for the status word to be set.
*/
#define MCDI_STATUS_DELAY_US 100
-#define MCDI_STATUS_DELAY_COUNT 200
+#define MCDI_STATUS_DELAY_COUNT 2500
#define MCDI_STATUS_SLEEP_MS \
(MCDI_STATUS_DELAY_US * MCDI_STATUS_DELAY_COUNT / 1000)
@@ -800,9 +800,6 @@ static void efx_mcdi_ev_death(struct efx_nic *efx, int rc)
} else {
int count;
- /* Nobody was waiting for an MCDI request, so trigger a reset */
- efx_schedule_reset(efx, RESET_TYPE_MC_FAILURE);
-
/* Consume the status word since efx_mcdi_rpc_finish() won't */
for (count = 0; count < MCDI_STATUS_DELAY_COUNT; ++count) {
if (efx_mcdi_poll_reboot(efx))
@@ -810,6 +807,9 @@ static void efx_mcdi_ev_death(struct efx_nic *efx, int rc)
udelay(MCDI_STATUS_DELAY_US);
}
mcdi->new_epoch = true;
+
+ /* Nobody was waiting for an MCDI request, so trigger a reset */
+ efx_schedule_reset(efx, RESET_TYPE_MC_FAILURE);
}
spin_unlock(&mcdi->iface_lock);
diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c
index c8f088ab5fdf..bdf697b184ae 100644
--- a/drivers/net/ethernet/via/via-rhine.c
+++ b/drivers/net/ethernet/via/via-rhine.c
@@ -32,7 +32,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#define DRV_NAME "via-rhine"
-#define DRV_VERSION "1.5.0"
+#define DRV_VERSION "1.5.1"
#define DRV_RELDATE "2010-10-09"
#include <linux/types.h>
@@ -1704,7 +1704,12 @@ static netdev_tx_t rhine_start_tx(struct sk_buff *skb,
cpu_to_le32(TXDESC | (skb->len >= ETH_ZLEN ? skb->len : ETH_ZLEN));
if (unlikely(vlan_tx_tag_present(skb))) {
- rp->tx_ring[entry].tx_status = cpu_to_le32((vlan_tx_tag_get(skb)) << 16);
+ u16 vid_pcp = vlan_tx_tag_get(skb);
+
+ /* drop CFI/DEI bit, register needs VID and PCP */
+ vid_pcp = (vid_pcp & VLAN_VID_MASK) |
+ ((vid_pcp & VLAN_PRIO_MASK) >> 1);
+ rp->tx_ring[entry].tx_status = cpu_to_le32((vid_pcp) << 16);
/* request tagging */
rp->tx_ring[entry].desc_length |= cpu_to_le32(0x020000);
}
diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c
index 22478d54f5bb..1f2364126323 100644
--- a/drivers/net/ethernet/xilinx/ll_temac_main.c
+++ b/drivers/net/ethernet/xilinx/ll_temac_main.c
@@ -298,6 +298,12 @@ static int temac_dma_bd_init(struct net_device *ndev)
lp->rx_bd_p + (sizeof(*lp->rx_bd_v) * (RX_BD_NUM - 1)));
lp->dma_out(lp, TX_CURDESC_PTR, lp->tx_bd_p);
+ /* Init descriptor indexes */
+ lp->tx_bd_ci = 0;
+ lp->tx_bd_next = 0;
+ lp->tx_bd_tail = 0;
+ lp->rx_bd_ci = 0;
+
return 0;
out:
diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c
index a34d6bf5e43b..cc70ecfc7062 100644
--- a/drivers/net/slip/slip.c
+++ b/drivers/net/slip/slip.c
@@ -429,11 +429,13 @@ static void slip_write_wakeup(struct tty_struct *tty)
if (!sl || sl->magic != SLIP_MAGIC || !netif_running(sl->dev))
return;
+ spin_lock(&sl->lock);
if (sl->xleft <= 0) {
/* Now serial buffer is almost free & we can start
* transmission of another packet */
sl->dev->stats.tx_packets++;
clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
+ spin_unlock(&sl->lock);
sl_unlock(sl);
return;
}
@@ -441,6 +443,7 @@ static void slip_write_wakeup(struct tty_struct *tty)
actual = tty->ops->write(tty, sl->xhead, sl->xleft);
sl->xleft -= actual;
sl->xhead += actual;
+ spin_unlock(&sl->lock);
}
static void sl_tx_timeout(struct net_device *dev)
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 2dbb9460349d..c6867f926cff 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -303,7 +303,7 @@ static void dm9601_set_multicast(struct net_device *net)
rx_ctl |= 0x02;
} else if (net->flags & IFF_ALLMULTI ||
netdev_mc_count(net) > DM_MAX_MCAST) {
- rx_ctl |= 0x04;
+ rx_ctl |= 0x08;
} else if (!netdev_mc_empty(net)) {
struct netdev_hw_addr *ha;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 6312332afeba..3d6aaf79d8b2 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -714,7 +714,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */
{QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */
{QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */
- {QMI_FIXED_INTF(0x1e2d, 0x12d1, 4)}, /* Cinterion PLxx */
+ {QMI_FIXED_INTF(0x1e2d, 0x0060, 4)}, /* Cinterion PLxx */
/* 4. Gobi 1000 devices */
{QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 7b331e613e02..bf94e10a37c8 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1241,7 +1241,9 @@ static int build_dma_sg(const struct sk_buff *skb, struct urb *urb)
if (num_sgs == 1)
return 0;
- urb->sg = kmalloc(num_sgs * sizeof(struct scatterlist), GFP_ATOMIC);
+ /* reserve one for zero packet */
+ urb->sg = kmalloc((num_sgs + 1) * sizeof(struct scatterlist),
+ GFP_ATOMIC);
if (!urb->sg)
return -ENOMEM;
@@ -1305,7 +1307,7 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
if (build_dma_sg(skb, urb) < 0)
goto drop;
}
- entry->length = length = urb->transfer_buffer_length;
+ length = urb->transfer_buffer_length;
/* don't assume the hardware handles USB_ZERO_PACKET
* NOTE: strictly conforming cdc-ether devices should expect
@@ -1317,15 +1319,18 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
if (length % dev->maxpacket == 0) {
if (!(info->flags & FLAG_SEND_ZLP)) {
if (!(info->flags & FLAG_MULTI_PACKET)) {
- urb->transfer_buffer_length++;
- if (skb_tailroom(skb)) {
+ length++;
+ if (skb_tailroom(skb) && !urb->num_sgs) {
skb->data[skb->len] = 0;
__skb_put(skb, 1);
- }
+ } else if (urb->num_sgs)
+ sg_set_buf(&urb->sg[urb->num_sgs++],
+ dev->padding_pkt, 1);
}
} else
urb->transfer_flags |= URB_ZERO_PACKET;
}
+ entry->length = urb->transfer_buffer_length = length;
spin_lock_irqsave(&dev->txq.lock, flags);
retval = usb_autopm_get_interface_async(dev->intf);
@@ -1509,6 +1514,7 @@ void usbnet_disconnect (struct usb_interface *intf)
usb_kill_urb(dev->interrupt);
usb_free_urb(dev->interrupt);
+ kfree(dev->padding_pkt);
free_netdev(net);
}
@@ -1679,9 +1685,16 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
/* initialize max rx_qlen and tx_qlen */
usbnet_update_max_qlen(dev);
+ if (dev->can_dma_sg && !(info->flags & FLAG_SEND_ZLP) &&
+ !(info->flags & FLAG_MULTI_PACKET)) {
+ dev->padding_pkt = kzalloc(1, GFP_KERNEL);
+ if (!dev->padding_pkt)
+ goto out4;
+ }
+
status = register_netdev (net);
if (status)
- goto out4;
+ goto out5;
netif_info(dev, probe, dev->net,
"register '%s' at usb-%s-%s, %s, %pM\n",
udev->dev.driver->name,
@@ -1699,6 +1712,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
return 0;
+out5:
+ kfree(dev->padding_pkt);
out4:
usb_free_urb(dev->interrupt);
out3:
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index d1292fe746bc..2ef5b6219f3f 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -952,8 +952,7 @@ void vxlan_sock_release(struct vxlan_sock *vs)
spin_lock(&vn->sock_lock);
hlist_del_rcu(&vs->hlist);
- smp_wmb();
- vs->sock->sk->sk_user_data = NULL;
+ rcu_assign_sk_user_data(vs->sock->sk, NULL);
vxlan_notify_del_rx_port(sk);
spin_unlock(&vn->sock_lock);
@@ -1048,8 +1047,7 @@ static int vxlan_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
port = inet_sk(sk)->inet_sport;
- smp_read_barrier_depends();
- vs = (struct vxlan_sock *)sk->sk_user_data;
+ vs = rcu_dereference_sk_user_data(sk);
if (!vs)
goto drop;
@@ -2302,8 +2300,7 @@ static struct vxlan_sock *vxlan_socket_create(struct net *net, __be16 port,
atomic_set(&vs->refcnt, 1);
vs->rcv = rcv;
vs->data = data;
- smp_wmb();
- vs->sock->sk->sk_user_data = vs;
+ rcu_assign_sk_user_data(vs->sock->sk, vs);
spin_lock(&vn->sock_lock);
hlist_add_head_rcu(&vs->hlist, vs_head(net, port));
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 4ee472a5a4e4..ab9e3a8410bc 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -1270,13 +1270,6 @@ static void ath9k_antenna_check(struct ath_softc *sc,
return;
/*
- * All MPDUs in an aggregate will use the same LNA
- * as the first MPDU.
- */
- if (rs->rs_isaggr && !rs->rs_firstaggr)
- return;
-
- /*
* Change the default rx antenna if rx diversity
* chooses the other antenna 3 times in a row.
*/
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 35b515fe3ffa..5ac713d2ff5d 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -399,6 +399,7 @@ static struct ath_buf* ath_clone_txbuf(struct ath_softc *sc, struct ath_buf *bf)
tbf->bf_buf_addr = bf->bf_buf_addr;
memcpy(tbf->bf_desc, bf->bf_desc, sc->sc_ah->caps.tx_desc_len);
tbf->bf_state = bf->bf_state;
+ tbf->bf_state.stale = false;
return tbf;
}
@@ -1389,11 +1390,15 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
u16 tid, u16 *ssn)
{
struct ath_atx_tid *txtid;
+ struct ath_txq *txq;
struct ath_node *an;
u8 density;
an = (struct ath_node *)sta->drv_priv;
txtid = ATH_AN_2_TID(an, tid);
+ txq = txtid->ac->txq;
+
+ ath_txq_lock(sc, txq);
/* update ampdu factor/density, they may have changed. This may happen
* in HT IBSS when a beacon with HT-info is received after the station
@@ -1417,6 +1422,8 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
memset(txtid->tx_buf, 0, sizeof(txtid->tx_buf));
txtid->baw_head = txtid->baw_tail = 0;
+ ath_txq_unlock_complete(sc, txq);
+
return 0;
}
@@ -1555,8 +1562,10 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
__skb_unlink(bf->bf_mpdu, tid_q);
list_add_tail(&bf->list, &bf_q);
ath_set_rates(tid->an->vif, tid->an->sta, bf);
- ath_tx_addto_baw(sc, tid, bf);
- bf->bf_state.bf_type &= ~BUF_AGGR;
+ if (bf_isampdu(bf)) {
+ ath_tx_addto_baw(sc, tid, bf);
+ bf->bf_state.bf_type &= ~BUF_AGGR;
+ }
if (bf_tail)
bf_tail->bf_next = bf;
@@ -1950,7 +1959,9 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
if (bf_is_ampdu_not_probing(bf))
txq->axq_ampdu_depth++;
- bf = bf->bf_lastbf->bf_next;
+ bf_last = bf->bf_lastbf;
+ bf = bf_last->bf_next;
+ bf_last->bf_next = NULL;
}
}
}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
index 64f4a2bc8dde..c3462b75bd08 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
@@ -464,8 +464,6 @@ static struct sdio_driver brcmf_sdmmc_driver = {
static int brcmf_sdio_pd_probe(struct platform_device *pdev)
{
- int ret;
-
brcmf_dbg(SDIO, "Enter\n");
brcmfmac_sdio_pdata = pdev->dev.platform_data;
@@ -473,11 +471,7 @@ static int brcmf_sdio_pd_probe(struct platform_device *pdev)
if (brcmfmac_sdio_pdata->power_on)
brcmfmac_sdio_pdata->power_on();
- ret = sdio_register_driver(&brcmf_sdmmc_driver);
- if (ret)
- brcmf_err("sdio_register_driver failed: %d\n", ret);
-
- return ret;
+ return 0;
}
static int brcmf_sdio_pd_remove(struct platform_device *pdev)
@@ -500,6 +494,15 @@ static struct platform_driver brcmf_sdio_pd = {
}
};
+void brcmf_sdio_register(void)
+{
+ int ret;
+
+ ret = sdio_register_driver(&brcmf_sdmmc_driver);
+ if (ret)
+ brcmf_err("sdio_register_driver failed: %d\n", ret);
+}
+
void brcmf_sdio_exit(void)
{
brcmf_dbg(SDIO, "Enter\n");
@@ -510,18 +513,13 @@ void brcmf_sdio_exit(void)
sdio_unregister_driver(&brcmf_sdmmc_driver);
}
-void brcmf_sdio_init(void)
+void __init brcmf_sdio_init(void)
{
int ret;
brcmf_dbg(SDIO, "Enter\n");
ret = platform_driver_probe(&brcmf_sdio_pd, brcmf_sdio_pd_probe);
- if (ret == -ENODEV) {
- brcmf_dbg(SDIO, "No platform data available, registering without.\n");
- ret = sdio_register_driver(&brcmf_sdmmc_driver);
- }
-
- if (ret)
- brcmf_err("driver registration failed: %d\n", ret);
+ if (ret == -ENODEV)
+ brcmf_dbg(SDIO, "No platform data available.\n");
}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
index f7c1985844e4..74156f84180c 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
@@ -156,10 +156,11 @@ extern int brcmf_bus_start(struct device *dev);
#ifdef CONFIG_BRCMFMAC_SDIO
extern void brcmf_sdio_exit(void);
extern void brcmf_sdio_init(void);
+extern void brcmf_sdio_register(void);
#endif
#ifdef CONFIG_BRCMFMAC_USB
extern void brcmf_usb_exit(void);
-extern void brcmf_usb_init(void);
+extern void brcmf_usb_register(void);
#endif
#endif /* _BRCMF_BUS_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
index e067aec1fbf1..40e7f854e10f 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
@@ -1231,21 +1231,23 @@ u32 brcmf_get_chip_info(struct brcmf_if *ifp)
return bus->chip << 4 | bus->chiprev;
}
-static void brcmf_driver_init(struct work_struct *work)
+static void brcmf_driver_register(struct work_struct *work)
{
- brcmf_debugfs_init();
-
#ifdef CONFIG_BRCMFMAC_SDIO
- brcmf_sdio_init();
+ brcmf_sdio_register();
#endif
#ifdef CONFIG_BRCMFMAC_USB
- brcmf_usb_init();
+ brcmf_usb_register();
#endif
}
-static DECLARE_WORK(brcmf_driver_work, brcmf_driver_init);
+static DECLARE_WORK(brcmf_driver_work, brcmf_driver_register);
static int __init brcmfmac_module_init(void)
{
+ brcmf_debugfs_init();
+#ifdef CONFIG_BRCMFMAC_SDIO
+ brcmf_sdio_init();
+#endif
if (!schedule_work(&brcmf_driver_work))
return -EBUSY;
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
index 39e01a7c8556..f4aea47e0730 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
@@ -1539,7 +1539,7 @@ void brcmf_usb_exit(void)
brcmf_release_fw(&fw_image_list);
}
-void brcmf_usb_init(void)
+void brcmf_usb_register(void)
{
brcmf_dbg(USB, "Enter\n");
INIT_LIST_HEAD(&fw_image_list);
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
index 3a6544710c8a..edc5d105ff98 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
@@ -457,6 +457,8 @@ static int brcms_ops_start(struct ieee80211_hw *hw)
if (err != 0)
brcms_err(wl->wlc->hw->d11core, "%s: brcms_up() returned %d\n",
__func__, err);
+
+ bcma_core_pci_power_save(wl->wlc->hw->d11core->bus, true);
return err;
}
@@ -479,6 +481,8 @@ static void brcms_ops_stop(struct ieee80211_hw *hw)
return;
}
+ bcma_core_pci_power_save(wl->wlc->hw->d11core->bus, false);
+
/* put driver in down state */
spin_lock_bh(&wl->lock);
brcms_down(wl);
diff --git a/drivers/net/wireless/cw1200/cw1200_spi.c b/drivers/net/wireless/cw1200/cw1200_spi.c
index f5e6b489ed32..899cad34ccd3 100644
--- a/drivers/net/wireless/cw1200/cw1200_spi.c
+++ b/drivers/net/wireless/cw1200/cw1200_spi.c
@@ -42,7 +42,6 @@ struct hwbus_priv {
spinlock_t lock; /* Serialize all bus operations */
wait_queue_head_t wq;
int claimed;
- int irq_disabled;
};
#define SDIO_TO_SPI_ADDR(addr) ((addr & 0x1f)>>2)
@@ -238,8 +237,6 @@ static irqreturn_t cw1200_spi_irq_handler(int irq, void *dev_id)
struct hwbus_priv *self = dev_id;
if (self->core) {
- disable_irq_nosync(self->func->irq);
- self->irq_disabled = 1;
cw1200_irq_handler(self->core);
return IRQ_HANDLED;
} else {
@@ -253,9 +250,10 @@ static int cw1200_spi_irq_subscribe(struct hwbus_priv *self)
pr_debug("SW IRQ subscribe\n");
- ret = request_any_context_irq(self->func->irq, cw1200_spi_irq_handler,
- IRQF_TRIGGER_HIGH,
- "cw1200_wlan_irq", self);
+ ret = request_threaded_irq(self->func->irq, NULL,
+ cw1200_spi_irq_handler,
+ IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
+ "cw1200_wlan_irq", self);
if (WARN_ON(ret < 0))
goto exit;
@@ -273,22 +271,13 @@ exit:
static int cw1200_spi_irq_unsubscribe(struct hwbus_priv *self)
{
+ int ret = 0;
+
pr_debug("SW IRQ unsubscribe\n");
disable_irq_wake(self->func->irq);
free_irq(self->func->irq, self);
- return 0;
-}
-
-static int cw1200_spi_irq_enable(struct hwbus_priv *self, int enable)
-{
- /* Disables are handled by the interrupt handler */
- if (enable && self->irq_disabled) {
- enable_irq(self->func->irq);
- self->irq_disabled = 0;
- }
-
- return 0;
+ return ret;
}
static int cw1200_spi_off(const struct cw1200_platform_data_spi *pdata)
@@ -368,7 +357,6 @@ static struct hwbus_ops cw1200_spi_hwbus_ops = {
.unlock = cw1200_spi_unlock,
.align_size = cw1200_spi_align_size,
.power_mgmt = cw1200_spi_pm,
- .irq_enable = cw1200_spi_irq_enable,
};
/* Probe Function to be called by SPI stack when device is discovered */
diff --git a/drivers/net/wireless/cw1200/fwio.c b/drivers/net/wireless/cw1200/fwio.c
index 0b2061bbc68b..acdff0f7f952 100644
--- a/drivers/net/wireless/cw1200/fwio.c
+++ b/drivers/net/wireless/cw1200/fwio.c
@@ -485,7 +485,7 @@ int cw1200_load_firmware(struct cw1200_common *priv)
/* Enable interrupt signalling */
priv->hwbus_ops->lock(priv->hwbus_priv);
- ret = __cw1200_irq_enable(priv, 2);
+ ret = __cw1200_irq_enable(priv, 1);
priv->hwbus_ops->unlock(priv->hwbus_priv);
if (ret < 0)
goto unsubscribe;
diff --git a/drivers/net/wireless/cw1200/hwbus.h b/drivers/net/wireless/cw1200/hwbus.h
index 51dfb3a90735..8b2fc831c3de 100644
--- a/drivers/net/wireless/cw1200/hwbus.h
+++ b/drivers/net/wireless/cw1200/hwbus.h
@@ -28,7 +28,6 @@ struct hwbus_ops {
void (*unlock)(struct hwbus_priv *self);
size_t (*align_size)(struct hwbus_priv *self, size_t size);
int (*power_mgmt)(struct hwbus_priv *self, bool suspend);
- int (*irq_enable)(struct hwbus_priv *self, int enable);
};
#endif /* CW1200_HWBUS_H */
diff --git a/drivers/net/wireless/cw1200/hwio.c b/drivers/net/wireless/cw1200/hwio.c
index 41bd7615ccaa..ff230b7aeedd 100644
--- a/drivers/net/wireless/cw1200/hwio.c
+++ b/drivers/net/wireless/cw1200/hwio.c
@@ -273,21 +273,6 @@ int __cw1200_irq_enable(struct cw1200_common *priv, int enable)
u16 val16;
int ret;
- /* We need to do this hack because the SPI layer can sleep on I/O
- and the general path involves I/O to the device in interrupt
- context.
-
- However, the initial enable call needs to go to the hardware.
-
- We don't worry about shutdown because we do a full reset which
- clears the interrupt enabled bits.
- */
- if (priv->hwbus_ops->irq_enable) {
- ret = priv->hwbus_ops->irq_enable(priv->hwbus_priv, enable);
- if (ret || enable < 2)
- return ret;
- }
-
if (HIF_8601_SILICON == priv->hw_type) {
ret = __cw1200_reg_read_32(priv, ST90TDS_CONFIG_REG_ID, &val32);
if (ret < 0) {
diff --git a/drivers/net/wireless/mwifiex/11n_aggr.c b/drivers/net/wireless/mwifiex/11n_aggr.c
index 21c688264708..1214c587fd08 100644
--- a/drivers/net/wireless/mwifiex/11n_aggr.c
+++ b/drivers/net/wireless/mwifiex/11n_aggr.c
@@ -150,7 +150,7 @@ mwifiex_11n_form_amsdu_txpd(struct mwifiex_private *priv,
*/
int
mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv,
- struct mwifiex_ra_list_tbl *pra_list, int headroom,
+ struct mwifiex_ra_list_tbl *pra_list,
int ptrindex, unsigned long ra_list_flags)
__releases(&priv->wmm.ra_list_spinlock)
{
@@ -160,6 +160,7 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv,
int pad = 0, ret;
struct mwifiex_tx_param tx_param;
struct txpd *ptx_pd = NULL;
+ int headroom = adapter->iface_type == MWIFIEX_USB ? 0 : INTF_HEADER_LEN;
skb_src = skb_peek(&pra_list->skb_head);
if (!skb_src) {
diff --git a/drivers/net/wireless/mwifiex/11n_aggr.h b/drivers/net/wireless/mwifiex/11n_aggr.h
index 900e1c62a0cc..892098d6a696 100644
--- a/drivers/net/wireless/mwifiex/11n_aggr.h
+++ b/drivers/net/wireless/mwifiex/11n_aggr.h
@@ -26,7 +26,7 @@
int mwifiex_11n_deaggregate_pkt(struct mwifiex_private *priv,
struct sk_buff *skb);
int mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv,
- struct mwifiex_ra_list_tbl *ptr, int headroom,
+ struct mwifiex_ra_list_tbl *ptr,
int ptr_index, unsigned long flags)
__releases(&priv->wmm.ra_list_spinlock);
diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c
index 2d761477d15e..a6c46f3b6e3a 100644
--- a/drivers/net/wireless/mwifiex/cmdevt.c
+++ b/drivers/net/wireless/mwifiex/cmdevt.c
@@ -1155,7 +1155,7 @@ int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
uint32_t conditions = le32_to_cpu(phs_cfg->params.hs_config.conditions);
if (phs_cfg->action == cpu_to_le16(HS_ACTIVATE) &&
- adapter->iface_type == MWIFIEX_SDIO) {
+ adapter->iface_type != MWIFIEX_USB) {
mwifiex_hs_activated_event(priv, true);
return 0;
} else {
@@ -1167,8 +1167,7 @@ int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
}
if (conditions != HS_CFG_CANCEL) {
adapter->is_hs_configured = true;
- if (adapter->iface_type == MWIFIEX_USB ||
- adapter->iface_type == MWIFIEX_PCIE)
+ if (adapter->iface_type == MWIFIEX_USB)
mwifiex_hs_activated_event(priv, true);
} else {
adapter->is_hs_configured = false;
diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c
index 2472d4b7f00e..1c70b8d09227 100644
--- a/drivers/net/wireless/mwifiex/usb.c
+++ b/drivers/net/wireless/mwifiex/usb.c
@@ -447,9 +447,6 @@ static int mwifiex_usb_suspend(struct usb_interface *intf, pm_message_t message)
*/
adapter->is_suspended = true;
- for (i = 0; i < adapter->priv_num; i++)
- netif_carrier_off(adapter->priv[i]->netdev);
-
if (atomic_read(&card->rx_cmd_urb_pending) && card->rx_cmd.urb)
usb_kill_urb(card->rx_cmd.urb);
@@ -509,10 +506,6 @@ static int mwifiex_usb_resume(struct usb_interface *intf)
MWIFIEX_RX_CMD_BUF_SIZE);
}
- for (i = 0; i < adapter->priv_num; i++)
- if (adapter->priv[i]->media_connected)
- netif_carrier_on(adapter->priv[i]->netdev);
-
/* Disable Host Sleep */
if (adapter->hs_activated)
mwifiex_cancel_hs(mwifiex_get_priv(adapter,
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c
index 2e8f9cdea54d..95fa3599b407 100644
--- a/drivers/net/wireless/mwifiex/wmm.c
+++ b/drivers/net/wireless/mwifiex/wmm.c
@@ -1239,8 +1239,7 @@ mwifiex_dequeue_tx_packet(struct mwifiex_adapter *adapter)
if (enable_tx_amsdu && mwifiex_is_amsdu_allowed(priv, tid) &&
mwifiex_is_11n_aggragation_possible(priv, ptr,
adapter->tx_buf_size))
- mwifiex_11n_aggregate_pkt(priv, ptr, INTF_HEADER_LEN,
- ptr_index, flags);
+ mwifiex_11n_aggregate_pkt(priv, ptr, ptr_index, flags);
/* ra_list_spinlock has been freed in
mwifiex_11n_aggregate_pkt() */
else
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index b9deef66cf4b..e328d3058c41 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -83,6 +83,7 @@ static struct usb_device_id p54u_table[] = {
{USB_DEVICE(0x06a9, 0x000e)}, /* Westell 802.11g USB (A90-211WG-01) */
{USB_DEVICE(0x06b9, 0x0121)}, /* Thomson SpeedTouch 121g */
{USB_DEVICE(0x0707, 0xee13)}, /* SMC 2862W-G version 2 */
+ {USB_DEVICE(0x07aa, 0x0020)}, /* Corega WLUSB2GTST USB */
{USB_DEVICE(0x0803, 0x4310)}, /* Zoom 4410a */
{USB_DEVICE(0x083a, 0x4521)}, /* Siemens Gigaset USB Adapter 54 version 2 */
{USB_DEVICE(0x083a, 0x4531)}, /* T-Com Sinus 154 data II */
@@ -979,6 +980,7 @@ static int p54u_load_firmware(struct ieee80211_hw *dev,
if (err) {
dev_err(&priv->udev->dev, "(p54usb) cannot load firmware %s "
"(%d)!\n", p54u_fwlist[i].fw, err);
+ usb_put_dev(udev);
}
return err;
diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
index cc03e7c87cbe..703258742d28 100644
--- a/drivers/net/wireless/rtlwifi/wifi.h
+++ b/drivers/net/wireless/rtlwifi/wifi.h
@@ -2057,7 +2057,7 @@ struct rtl_priv {
that it points to the data allocated
beyond this structure like:
rtl_pci_priv or rtl_usb_priv */
- u8 priv[0];
+ u8 priv[0] __aligned(sizeof(void *));
};
#define rtl_priv(hw) (((struct rtl_priv *)(hw)->priv))
diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index a53782ef1540..b45bce20ad76 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -24,6 +24,12 @@
struct backend_info {
struct xenbus_device *dev;
struct xenvif *vif;
+
+ /* This is the state that will be reflected in xenstore when any
+ * active hotplug script completes.
+ */
+ enum xenbus_state state;
+
enum xenbus_state frontend_state;
struct xenbus_watch hotplug_status_watch;
u8 have_hotplug_status_watch:1;
@@ -136,6 +142,8 @@ static int netback_probe(struct xenbus_device *dev,
if (err)
goto fail;
+ be->state = XenbusStateInitWait;
+
/* This kicks hotplug scripts, so do it immediately. */
backend_create_xenvif(be);
@@ -208,24 +216,113 @@ static void backend_create_xenvif(struct backend_info *be)
kobject_uevent(&dev->dev.kobj, KOBJ_ONLINE);
}
-
-static void disconnect_backend(struct xenbus_device *dev)
+static void backend_disconnect(struct backend_info *be)
{
- struct backend_info *be = dev_get_drvdata(&dev->dev);
-
if (be->vif)
xenvif_disconnect(be->vif);
}
-static void destroy_backend(struct xenbus_device *dev)
+static void backend_connect(struct backend_info *be)
{
- struct backend_info *be = dev_get_drvdata(&dev->dev);
+ if (be->vif)
+ connect(be);
+}
- if (be->vif) {
- kobject_uevent(&dev->dev.kobj, KOBJ_OFFLINE);
- xenbus_rm(XBT_NIL, dev->nodename, "hotplug-status");
- xenvif_free(be->vif);
- be->vif = NULL;
+static inline void backend_switch_state(struct backend_info *be,
+ enum xenbus_state state)
+{
+ struct xenbus_device *dev = be->dev;
+
+ pr_debug("%s -> %s\n", dev->nodename, xenbus_strstate(state));
+ be->state = state;
+
+ /* If we are waiting for a hotplug script then defer the
+ * actual xenbus state change.
+ */
+ if (!be->have_hotplug_status_watch)
+ xenbus_switch_state(dev, state);
+}
+
+/* Handle backend state transitions:
+ *
+ * The backend state starts in InitWait and the following transitions are
+ * allowed.
+ *
+ * InitWait -> Connected
+ *
+ * ^ \ |
+ * | \ |
+ * | \ |
+ * | \ |
+ * | \ |
+ * | \ |
+ * | V V
+ *
+ * Closed <-> Closing
+ *
+ * The state argument specifies the eventual state of the backend and the
+ * function transitions to that state via the shortest path.
+ */
+static void set_backend_state(struct backend_info *be,
+ enum xenbus_state state)
+{
+ while (be->state != state) {
+ switch (be->state) {
+ case XenbusStateClosed:
+ switch (state) {
+ case XenbusStateInitWait:
+ case XenbusStateConnected:
+ pr_info("%s: prepare for reconnect\n",
+ be->dev->nodename);
+ backend_switch_state(be, XenbusStateInitWait);
+ break;
+ case XenbusStateClosing:
+ backend_switch_state(be, XenbusStateClosing);
+ break;
+ default:
+ BUG();
+ }
+ break;
+ case XenbusStateInitWait:
+ switch (state) {
+ case XenbusStateConnected:
+ backend_connect(be);
+ backend_switch_state(be, XenbusStateConnected);
+ break;
+ case XenbusStateClosing:
+ case XenbusStateClosed:
+ backend_switch_state(be, XenbusStateClosing);
+ break;
+ default:
+ BUG();
+ }
+ break;
+ case XenbusStateConnected:
+ switch (state) {
+ case XenbusStateInitWait:
+ case XenbusStateClosing:
+ case XenbusStateClosed:
+ backend_disconnect(be);
+ backend_switch_state(be, XenbusStateClosing);
+ break;
+ default:
+ BUG();
+ }
+ break;
+ case XenbusStateClosing:
+ switch (state) {
+ case XenbusStateInitWait:
+ case XenbusStateConnected:
+ case XenbusStateClosed:
+ backend_switch_state(be, XenbusStateClosed);
+ break;
+ default:
+ BUG();
+ }
+ break;
+ default:
+ BUG();
+ }
}
}
@@ -237,40 +334,33 @@ static void frontend_changed(struct xenbus_device *dev,
{
struct backend_info *be = dev_get_drvdata(&dev->dev);
- pr_debug("frontend state %s\n", xenbus_strstate(frontend_state));
+ pr_debug("%s -> %s\n", dev->otherend, xenbus_strstate(frontend_state));
be->frontend_state = frontend_state;
switch (frontend_state) {
case XenbusStateInitialising:
- if (dev->state == XenbusStateClosed) {
- pr_info("%s: prepare for reconnect\n", dev->nodename);
- xenbus_switch_state(dev, XenbusStateInitWait);
- }
+ set_backend_state(be, XenbusStateInitWait);
break;
case XenbusStateInitialised:
break;
case XenbusStateConnected:
- if (dev->state == XenbusStateConnected)
- break;
- if (be->vif)
- connect(be);
+ set_backend_state(be, XenbusStateConnected);
break;
case XenbusStateClosing:
- disconnect_backend(dev);
- xenbus_switch_state(dev, XenbusStateClosing);
+ set_backend_state(be, XenbusStateClosing);
break;
case XenbusStateClosed:
- xenbus_switch_state(dev, XenbusStateClosed);
+ set_backend_state(be, XenbusStateClosed);
if (xenbus_dev_is_online(dev))
break;
- destroy_backend(dev);
/* fall through if not online */
case XenbusStateUnknown:
+ set_backend_state(be, XenbusStateClosed);
device_unregister(&dev->dev);
break;
@@ -363,7 +453,9 @@ static void hotplug_status_changed(struct xenbus_watch *watch,
if (IS_ERR(str))
return;
if (len == sizeof("connected")-1 && !memcmp(str, "connected", len)) {
- xenbus_switch_state(be->dev, XenbusStateConnected);
+ /* Complete any pending state change */
+ xenbus_switch_state(be->dev, be->state);
+
/* Not interested in this watch anymore. */
unregister_hotplug_status_watch(be);
}
@@ -393,12 +485,8 @@ static void connect(struct backend_info *be)
err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch,
hotplug_status_changed,
"%s/%s", dev->nodename, "hotplug-status");
- if (err) {
- /* Switch now, since we can't do a watch. */
- xenbus_switch_state(dev, XenbusStateConnected);
- } else {
+ if (!err)
be->have_hotplug_status_watch = 1;
- }
netif_wake_queue(be->vif->dev);
}
diff --git a/drivers/of/address.c b/drivers/of/address.c
index 556a7fb6ead3..4b9317bdb81c 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -489,7 +489,7 @@ static u64 __of_translate_address(struct device_node *dev,
int na, ns, pna, pns;
u64 result = OF_BAD_ADDR;
- pr_debug("OF: ** translation for device %s **\n", dev->full_name);
+ pr_debug("OF: ** translation for device %s **\n", of_node_full_name(dev));
/* Increase refcount at current level */
of_node_get(dev);
@@ -504,13 +504,13 @@ static u64 __of_translate_address(struct device_node *dev,
bus->count_cells(dev, &na, &ns);
if (!OF_CHECK_COUNTS(na, ns)) {
printk(KERN_ERR "prom_parse: Bad cell count for %s\n",
- dev->full_name);
+ of_node_full_name(dev));
goto bail;
}
memcpy(addr, in_addr, na * 4);
pr_debug("OF: bus is %s (na=%d, ns=%d) on %s\n",
- bus->name, na, ns, parent->full_name);
+ bus->name, na, ns, of_node_full_name(parent));
of_dump_addr("OF: translating address:", addr, na);
/* Translate */
@@ -532,12 +532,12 @@ static u64 __of_translate_address(struct device_node *dev,
pbus->count_cells(dev, &pna, &pns);
if (!OF_CHECK_COUNTS(pna, pns)) {
printk(KERN_ERR "prom_parse: Bad cell count for %s\n",
- dev->full_name);
+ of_node_full_name(dev));
break;
}
pr_debug("OF: parent bus is %s (na=%d, ns=%d) on %s\n",
- pbus->name, pna, pns, parent->full_name);
+ pbus->name, pna, pns, of_node_full_name(parent));
/* Apply bus translation */
if (of_translate_one(dev, bus, pbus, addr, na, ns, pna, rprop))
diff --git a/drivers/of/base.c b/drivers/of/base.c
index ced4c06d79b3..f2431091f4c1 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -272,9 +272,9 @@ static bool __of_find_n_match_cpu_property(struct device_node *cpun,
ac = of_n_addr_cells(cpun);
cell = of_get_property(cpun, prop_name, &prop_len);
- if (!cell)
+ if (!cell || !ac)
return false;
- prop_len /= sizeof(*cell);
+ prop_len /= sizeof(*cell) * ac;
for (tid = 0; tid < prop_len; tid++) {
hwid = of_read_number(cell, ac);
if (arch_match_cpu_phys_id(cpu, hwid)) {
@@ -287,6 +287,31 @@ static bool __of_find_n_match_cpu_property(struct device_node *cpun,
return false;
}
+/*
+ * arch_find_n_match_cpu_physical_id - See if the given device node is
+ * for the cpu corresponding to logical cpu 'cpu'. Return true if so,
+ * else false. If 'thread' is non-NULL, the local thread number within the
+ * core is returned in it.
+ */
+bool __weak arch_find_n_match_cpu_physical_id(struct device_node *cpun,
+ int cpu, unsigned int *thread)
+{
+ /* Check for non-standard "ibm,ppc-interrupt-server#s" property
+ * for thread ids on PowerPC. If it doesn't exist fallback to
+ * standard "reg" property.
+ */
+ if (IS_ENABLED(CONFIG_PPC) &&
+ __of_find_n_match_cpu_property(cpun,
+ "ibm,ppc-interrupt-server#s",
+ cpu, thread))
+ return true;
+
+ if (__of_find_n_match_cpu_property(cpun, "reg", cpu, thread))
+ return true;
+
+ return false;
+}
+
/**
* of_get_cpu_node - Get device node associated with the given logical CPU
*
@@ -307,26 +332,10 @@ static bool __of_find_n_match_cpu_property(struct device_node *cpun,
*/
struct device_node *of_get_cpu_node(int cpu, unsigned int *thread)
{
- struct device_node *cpun, *cpus;
+ struct device_node *cpun;
- cpus = of_find_node_by_path("/cpus");
- if (!cpus) {
- pr_warn("Missing cpus node, bailing out\n");
- return NULL;
- }
-
- for_each_child_of_node(cpus, cpun) {
- if (of_node_cmp(cpun->type, "cpu"))
- continue;
- /* Check for non-standard "ibm,ppc-interrupt-server#s" property
- * for thread ids on PowerPC. If it doesn't exist fallback to
- * standard "reg" property.
- */
- if (IS_ENABLED(CONFIG_PPC) &&
- __of_find_n_match_cpu_property(cpun,
- "ibm,ppc-interrupt-server#s", cpu, thread))
- return cpun;
- if (__of_find_n_match_cpu_property(cpun, "reg", cpu, thread))
+ for_each_node_by_type(cpun, "cpu") {
+ if (arch_find_n_match_cpu_physical_id(cpun, cpu, thread))
return cpun;
}
return NULL;
@@ -1183,6 +1192,15 @@ int of_property_count_strings(struct device_node *np, const char *propname)
}
EXPORT_SYMBOL_GPL(of_property_count_strings);
+void of_print_phandle_args(const char *msg, const struct of_phandle_args *args)
+{
+ int i;
+ printk("%s %s", msg, of_node_full_name(args->np));
+ for (i = 0; i < args->args_count; i++)
+ printk(i ? ",%08x" : ":%08x", args->args[i]);
+ printk("\n");
+}
+
static int __of_parse_phandle_with_args(const struct device_node *np,
const char *list_name,
const char *cells_name,
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 1752988d6aa8..d385bb824772 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -31,18 +31,17 @@
* @dev: Device node of the device whose interrupt is to be mapped
* @index: Index of the interrupt to map
*
- * This function is a wrapper that chains of_irq_map_one() and
+ * This function is a wrapper that chains of_irq_parse_one() and
* irq_create_of_mapping() to make things easier to callers
*/
unsigned int irq_of_parse_and_map(struct device_node *dev, int index)
{
- struct of_irq oirq;
+ struct of_phandle_args oirq;
- if (of_irq_map_one(dev, index, &oirq))
+ if (of_irq_parse_one(dev, index, &oirq))
return 0;
- return irq_create_of_mapping(oirq.controller, oirq.specifier,
- oirq.size);
+ return irq_create_of_mapping(&oirq);
}
EXPORT_SYMBOL_GPL(irq_of_parse_and_map);
@@ -79,33 +78,34 @@ struct device_node *of_irq_find_parent(struct device_node *child)
}
/**
- * of_irq_map_raw - Low level interrupt tree parsing
+ * of_irq_parse_raw - Low level interrupt tree parsing
* @parent: the device interrupt parent
- * @intspec: interrupt specifier ("interrupts" property of the device)
- * @ointsize: size of the passed in interrupt specifier
- * @addr: address specifier (start of "reg" property of the device)
- * @out_irq: structure of_irq filled by this function
+ * @addr: address specifier (start of "reg" property of the device) in be32 format
+ * @out_irq: structure of_irq updated by this function
*
* Returns 0 on success and a negative number on error
*
* This function is a low-level interrupt tree walking function. It
* can be used to do a partial walk with synthetized reg and interrupts
* properties, for example when resolving PCI interrupts when no device
- * node exist for the parent.
+ * node exist for the parent. It takes an interrupt specifier structure as
+ * input, walks the tree looking for any interrupt-map properties, translates
+ * the specifier for each map, and then returns the translated map.
*/
-int of_irq_map_raw(struct device_node *parent, const __be32 *intspec,
- u32 ointsize, const __be32 *addr, struct of_irq *out_irq)
+int of_irq_parse_raw(const __be32 *addr, struct of_phandle_args *out_irq)
{
struct device_node *ipar, *tnode, *old = NULL, *newpar = NULL;
- const __be32 *tmp, *imap, *imask;
+ __be32 initial_match_array[MAX_PHANDLE_ARGS];
+ const __be32 *match_array = initial_match_array;
+ const __be32 *tmp, *imap, *imask, dummy_imask[] = { [0 ... MAX_PHANDLE_ARGS] = ~0 };
u32 intsize = 1, addrsize, newintsize = 0, newaddrsize = 0;
int imaplen, match, i;
- pr_debug("of_irq_map_raw: par=%s,intspec=[0x%08x 0x%08x...],ointsize=%d\n",
- parent->full_name, be32_to_cpup(intspec),
- be32_to_cpup(intspec + 1), ointsize);
+#ifdef DEBUG
+ of_print_phandle_args("of_irq_parse_raw: ", out_irq);
+#endif
- ipar = of_node_get(parent);
+ ipar = of_node_get(out_irq->np);
/* First get the #interrupt-cells property of the current cursor
* that tells us how to interpret the passed-in intspec. If there
@@ -126,9 +126,9 @@ int of_irq_map_raw(struct device_node *parent, const __be32 *intspec,
goto fail;
}
- pr_debug("of_irq_map_raw: ipar=%s, size=%d\n", ipar->full_name, intsize);
+ pr_debug("of_irq_parse_raw: ipar=%s, size=%d\n", of_node_full_name(ipar), intsize);
- if (ointsize != intsize)
+ if (out_irq->args_count != intsize)
return -EINVAL;
/* Look for this #address-cells. We have to implement the old linux
@@ -147,6 +147,16 @@ int of_irq_map_raw(struct device_node *parent, const __be32 *intspec,
pr_debug(" -> addrsize=%d\n", addrsize);
+ /* Range check so that the temporary buffer doesn't overflow */
+ if (WARN_ON(addrsize + intsize > MAX_PHANDLE_ARGS))
+ goto fail;
+
+ /* Precalculate the match array - this simplifies match loop */
+ for (i = 0; i < addrsize; i++)
+ initial_match_array[i] = addr ? addr[i] : 0;
+ for (i = 0; i < intsize; i++)
+ initial_match_array[addrsize + i] = cpu_to_be32(out_irq->args[i]);
+
/* Now start the actual "proper" walk of the interrupt tree */
while (ipar != NULL) {
/* Now check if cursor is an interrupt-controller and if it is
@@ -155,15 +165,19 @@ int of_irq_map_raw(struct device_node *parent, const __be32 *intspec,
if (of_get_property(ipar, "interrupt-controller", NULL) !=
NULL) {
pr_debug(" -> got it !\n");
- for (i = 0; i < intsize; i++)
- out_irq->specifier[i] =
- of_read_number(intspec +i, 1);
- out_irq->size = intsize;
- out_irq->controller = ipar;
of_node_put(old);
return 0;
}
+ /*
+ * interrupt-map parsing does not work without a reg
+ * property when #address-cells != 0
+ */
+ if (addrsize && !addr) {
+ pr_debug(" -> no reg passed in when needed !\n");
+ goto fail;
+ }
+
/* Now look for an interrupt-map */
imap = of_get_property(ipar, "interrupt-map", &imaplen);
/* No interrupt map, check for an interrupt parent */
@@ -176,34 +190,16 @@ int of_irq_map_raw(struct device_node *parent, const __be32 *intspec,
/* Look for a mask */
imask = of_get_property(ipar, "interrupt-map-mask", NULL);
-
- /* If we were passed no "reg" property and we attempt to parse
- * an interrupt-map, then #address-cells must be 0.
- * Fail if it's not.
- */
- if (addr == NULL && addrsize != 0) {
- pr_debug(" -> no reg passed in when needed !\n");
- goto fail;
- }
+ if (!imask)
+ imask = dummy_imask;
/* Parse interrupt-map */
match = 0;
while (imaplen > (addrsize + intsize + 1) && !match) {
/* Compare specifiers */
match = 1;
- for (i = 0; i < addrsize && match; ++i) {
- __be32 mask = imask ? imask[i]
- : cpu_to_be32(0xffffffffu);
- match = ((addr[i] ^ imap[i]) & mask) == 0;
- }
- for (; i < (addrsize + intsize) && match; ++i) {
- __be32 mask = imask ? imask[i]
- : cpu_to_be32(0xffffffffu);
- match =
- ((intspec[i-addrsize] ^ imap[i]) & mask) == 0;
- }
- imap += addrsize + intsize;
- imaplen -= addrsize + intsize;
+ for (i = 0; i < (addrsize + intsize); i++, imaplen--)
+ match = !((match_array[i] ^ *imap++) & imask[i]);
pr_debug(" -> match=%d (imaplen=%d)\n", match, imaplen);
@@ -237,6 +233,8 @@ int of_irq_map_raw(struct device_node *parent, const __be32 *intspec,
newintsize, newaddrsize);
/* Check for malformed properties */
+ if (WARN_ON(newaddrsize + newintsize > MAX_PHANDLE_ARGS))
+ goto fail;
if (imaplen < (newaddrsize + newintsize))
goto fail;
@@ -248,12 +246,18 @@ int of_irq_map_raw(struct device_node *parent, const __be32 *intspec,
if (!match)
goto fail;
- of_node_put(old);
- old = of_node_get(newpar);
+ /*
+ * Successfully parsed an interrrupt-map translation; copy new
+ * interrupt specifier into the out_irq structure
+ */
+ of_node_put(out_irq->np);
+ out_irq->np = of_node_get(newpar);
+
+ match_array = imap - newaddrsize - newintsize;
+ for (i = 0; i < newintsize; i++)
+ out_irq->args[i] = be32_to_cpup(imap - newintsize + i);
+ out_irq->args_count = intsize = newintsize;
addrsize = newaddrsize;
- intsize = newintsize;
- intspec = imap - intsize;
- addr = intspec - addrsize;
skiplevel:
/* Iterate again with new parent */
@@ -264,46 +268,53 @@ int of_irq_map_raw(struct device_node *parent, const __be32 *intspec,
}
fail:
of_node_put(ipar);
- of_node_put(old);
+ of_node_put(out_irq->np);
of_node_put(newpar);
return -EINVAL;
}
-EXPORT_SYMBOL_GPL(of_irq_map_raw);
+EXPORT_SYMBOL_GPL(of_irq_parse_raw);
/**
- * of_irq_map_one - Resolve an interrupt for a device
+ * of_irq_parse_one - Resolve an interrupt for a device
* @device: the device whose interrupt is to be resolved
* @index: index of the interrupt to resolve
* @out_irq: structure of_irq filled by this function
*
- * This function resolves an interrupt, walking the tree, for a given
- * device-tree node. It's the high level pendant to of_irq_map_raw().
+ * This function resolves an interrupt for a node by walking the interrupt tree,
+ * finding which interrupt controller node it is attached to, and returning the
+ * interrupt specifier that can be used to retrieve a Linux IRQ number.
*/
-int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq)
+int of_irq_parse_one(struct device_node *device, int index, struct of_phandle_args *out_irq)
{
struct device_node *p;
const __be32 *intspec, *tmp, *addr;
u32 intsize, intlen;
- int res = -EINVAL;
+ int i, res = -EINVAL;
- pr_debug("of_irq_map_one: dev=%s, index=%d\n", device->full_name, index);
+ pr_debug("of_irq_parse_one: dev=%s, index=%d\n", of_node_full_name(device), index);
/* OldWorld mac stuff is "special", handle out of line */
if (of_irq_workarounds & OF_IMAP_OLDWORLD_MAC)
- return of_irq_map_oldworld(device, index, out_irq);
+ return of_irq_parse_oldworld(device, index, out_irq);
+
+ /* Get the reg property (if any) */
+ addr = of_get_property(device, "reg", NULL);
/* Get the interrupts property */
intspec = of_get_property(device, "interrupts", &intlen);
- if (intspec == NULL)
- return -EINVAL;
+ if (intspec == NULL) {
+ /* Try the new-style interrupts-extended */
+ res = of_parse_phandle_with_args(device, "interrupts-extended",
+ "#interrupt-cells", index, out_irq);
+ if (res)
+ return -EINVAL;
+ return of_irq_parse_raw(addr, out_irq);
+ }
intlen /= sizeof(*intspec);
pr_debug(" intspec=%d intlen=%d\n", be32_to_cpup(intspec), intlen);
- /* Get the reg property (if any) */
- addr = of_get_property(device, "reg", NULL);
-
/* Look for the interrupt parent. */
p = of_irq_find_parent(device);
if (p == NULL)
@@ -321,14 +332,20 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
if ((index + 1) * intsize > intlen)
goto out;
- /* Get new specifier and map it */
- res = of_irq_map_raw(p, intspec + index * intsize, intsize,
- addr, out_irq);
+ /* Copy intspec into irq structure */
+ intspec += index * intsize;
+ out_irq->np = p;
+ out_irq->args_count = intsize;
+ for (i = 0; i < intsize; i++)
+ out_irq->args[i] = be32_to_cpup(intspec++);
+
+ /* Check if there are any interrupt-map translations to process */
+ res = of_irq_parse_raw(addr, out_irq);
out:
of_node_put(p);
return res;
}
-EXPORT_SYMBOL_GPL(of_irq_map_one);
+EXPORT_SYMBOL_GPL(of_irq_parse_one);
/**
* of_irq_to_resource - Decode a node's IRQ and return it as a resource
@@ -354,8 +371,8 @@ int of_irq_to_resource(struct device_node *dev, int index, struct resource *r)
&name);
r->start = r->end = irq;
- r->flags = IORESOURCE_IRQ;
- r->name = name ? name : dev->full_name;
+ r->flags = IORESOURCE_IRQ | irqd_get_trigger_type(irq_get_irq_data(irq));
+ r->name = name ? name : of_node_full_name(dev);
}
return irq;
@@ -368,9 +385,10 @@ EXPORT_SYMBOL_GPL(of_irq_to_resource);
*/
int of_irq_count(struct device_node *dev)
{
+ struct of_phandle_args irq;
int nr = 0;
- while (of_irq_to_resource(dev, nr, NULL))
+ while (of_irq_parse_one(dev, nr, &irq) == 0)
nr++;
return nr;
diff --git a/drivers/of/of_pci_irq.c b/drivers/of/of_pci_irq.c
index d86076431af6..8736bc7676c5 100644
--- a/drivers/of/of_pci_irq.c
+++ b/drivers/of/of_pci_irq.c
@@ -4,7 +4,7 @@
#include <linux/export.h>
/**
- * of_irq_map_pci - Resolve the interrupt for a PCI device
+ * of_irq_parse_pci - Resolve the interrupt for a PCI device
* @pdev: the device whose interrupt is to be resolved
* @out_irq: structure of_irq filled by this function
*
@@ -14,7 +14,7 @@
* PCI tree until an device-node is found, at which point it will finish
* resolving using the OF tree walking.
*/
-int of_irq_map_pci(const struct pci_dev *pdev, struct of_irq *out_irq)
+int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq)
{
struct device_node *dn, *ppnode;
struct pci_dev *ppdev;
@@ -29,7 +29,7 @@ int of_irq_map_pci(const struct pci_dev *pdev, struct of_irq *out_irq)
*/
dn = pci_device_to_OF_node(pdev);
if (dn) {
- rc = of_irq_map_one(dn, 0, out_irq);
+ rc = of_irq_parse_one(dn, 0, out_irq);
if (!rc)
return rc;
}
@@ -84,9 +84,37 @@ int of_irq_map_pci(const struct pci_dev *pdev, struct of_irq *out_irq)
pdev = ppdev;
}
+ out_irq->np = ppnode;
+ out_irq->args_count = 1;
+ out_irq->args[0] = lspec;
lspec_be = cpu_to_be32(lspec);
laddr[0] = cpu_to_be32((pdev->bus->number << 16) | (pdev->devfn << 8));
- laddr[1] = laddr[2] = cpu_to_be32(0);
- return of_irq_map_raw(ppnode, &lspec_be, 1, laddr, out_irq);
+ laddr[1] = laddr[2] = cpu_to_be32(0);
+ return of_irq_parse_raw(laddr, out_irq);
}
-EXPORT_SYMBOL_GPL(of_irq_map_pci);
+EXPORT_SYMBOL_GPL(of_irq_parse_pci);
+
+/**
+ * of_irq_parse_and_map_pci() - Decode a PCI irq from the device tree and map to a virq
+ * @dev: The pci device needing an irq
+ * @slot: PCI slot number; passed when used as map_irq callback. Unused
+ * @pin: PCI irq pin number; passed when used as map_irq callback. Unused
+ *
+ * @slot and @pin are unused, but included in the function so that this
+ * function can be used directly as the map_irq callback to pci_fixup_irqs().
+ */
+int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+ struct of_phandle_args oirq;
+ int ret;
+
+ ret = of_irq_parse_pci(dev, &oirq);
+ if (ret) {
+ dev_err(&dev->dev, "of_irq_parse_pci() failed with rc=%d\n", ret);
+ return 0; /* Proper return code 0 == NO_IRQ */
+ }
+
+ return irq_create_of_mapping(&oirq);
+}
+EXPORT_SYMBOL_GPL(of_irq_parse_and_map_pci);
+
diff --git a/drivers/of/selftest.c b/drivers/of/selftest.c
index 0eb5c38b4e07..e21012bde639 100644
--- a/drivers/of/selftest.c
+++ b/drivers/of/selftest.c
@@ -9,18 +9,24 @@
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/of.h>
+#include <linux/of_irq.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/slab.h>
#include <linux/device.h>
-static bool selftest_passed = true;
+static struct selftest_results {
+ int passed;
+ int failed;
+} selftest_results;
+
#define selftest(result, fmt, ...) { \
if (!(result)) { \
- pr_err("FAIL %s:%i " fmt, __FILE__, __LINE__, ##__VA_ARGS__); \
- selftest_passed = false; \
+ selftest_results.failed++; \
+ pr_err("FAIL %s():%i " fmt, __func__, __LINE__, ##__VA_ARGS__); \
} else { \
- pr_info("pass %s:%i\n", __FILE__, __LINE__); \
+ selftest_results.passed++; \
+ pr_debug("pass %s():%i\n", __func__, __LINE__); \
} \
}
@@ -131,7 +137,6 @@ static void __init of_selftest_property_match_string(void)
struct device_node *np;
int rc;
- pr_info("start\n");
np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a");
if (!np) {
pr_err("No testcase data in device tree\n");
@@ -154,6 +159,147 @@ static void __init of_selftest_property_match_string(void)
selftest(rc == -EILSEQ, "unterminated string; rc=%i", rc);
}
+static void __init of_selftest_parse_interrupts(void)
+{
+ struct device_node *np;
+ struct of_phandle_args args;
+ int i, rc;
+
+ np = of_find_node_by_path("/testcase-data/interrupts/interrupts0");
+ if (!np) {
+ pr_err("missing testcase data\n");
+ return;
+ }
+
+ for (i = 0; i < 4; i++) {
+ bool passed = true;
+ args.args_count = 0;
+ rc = of_irq_parse_one(np, i, &args);
+
+ passed &= !rc;
+ passed &= (args.args_count == 1);
+ passed &= (args.args[0] == (i + 1));
+
+ selftest(passed, "index %i - data error on node %s rc=%i\n",
+ i, args.np->full_name, rc);
+ }
+ of_node_put(np);
+
+ np = of_find_node_by_path("/testcase-data/interrupts/interrupts1");
+ if (!np) {
+ pr_err("missing testcase data\n");
+ return;
+ }
+
+ for (i = 0; i < 4; i++) {
+ bool passed = true;
+ args.args_count = 0;
+ rc = of_irq_parse_one(np, i, &args);
+
+ /* Test the values from tests-phandle.dtsi */
+ switch (i) {
+ case 0:
+ passed &= !rc;
+ passed &= (args.args_count == 1);
+ passed &= (args.args[0] == 9);
+ break;
+ case 1:
+ passed &= !rc;
+ passed &= (args.args_count == 3);
+ passed &= (args.args[0] == 10);
+ passed &= (args.args[1] == 11);
+ passed &= (args.args[2] == 12);
+ break;
+ case 2:
+ passed &= !rc;
+ passed &= (args.args_count == 2);
+ passed &= (args.args[0] == 13);
+ passed &= (args.args[1] == 14);
+ break;
+ case 3:
+ passed &= !rc;
+ passed &= (args.args_count == 2);
+ passed &= (args.args[0] == 15);
+ passed &= (args.args[1] == 16);
+ break;
+ default:
+ passed = false;
+ }
+ selftest(passed, "index %i - data error on node %s rc=%i\n",
+ i, args.np->full_name, rc);
+ }
+ of_node_put(np);
+}
+
+static void __init of_selftest_parse_interrupts_extended(void)
+{
+ struct device_node *np;
+ struct of_phandle_args args;
+ int i, rc;
+
+ np = of_find_node_by_path("/testcase-data/interrupts/interrupts-extended0");
+ if (!np) {
+ pr_err("missing testcase data\n");
+ return;
+ }
+
+ for (i = 0; i < 7; i++) {
+ bool passed = true;
+ rc = of_irq_parse_one(np, i, &args);
+
+ /* Test the values from tests-phandle.dtsi */
+ switch (i) {
+ case 0:
+ passed &= !rc;
+ passed &= (args.args_count == 1);
+ passed &= (args.args[0] == 1);
+ break;
+ case 1:
+ passed &= !rc;
+ passed &= (args.args_count == 3);
+ passed &= (args.args[0] == 2);
+ passed &= (args.args[1] == 3);
+ passed &= (args.args[2] == 4);
+ break;
+ case 2:
+ passed &= !rc;
+ passed &= (args.args_count == 2);
+ passed &= (args.args[0] == 5);
+ passed &= (args.args[1] == 6);
+ break;
+ case 3:
+ passed &= !rc;
+ passed &= (args.args_count == 1);
+ passed &= (args.args[0] == 9);
+ break;
+ case 4:
+ passed &= !rc;
+ passed &= (args.args_count == 3);
+ passed &= (args.args[0] == 10);
+ passed &= (args.args[1] == 11);
+ passed &= (args.args[2] == 12);
+ break;
+ case 5:
+ passed &= !rc;
+ passed &= (args.args_count == 2);
+ passed &= (args.args[0] == 13);
+ passed &= (args.args[1] == 14);
+ break;
+ case 6:
+ passed &= !rc;
+ passed &= (args.args_count == 1);
+ passed &= (args.args[0] == 15);
+ break;
+ default:
+ passed = false;
+ }
+
+ selftest(passed, "index %i - data error on node %s rc=%i\n",
+ i, args.np->full_name, rc);
+ }
+ of_node_put(np);
+}
+
static int __init of_selftest(void)
{
struct device_node *np;
@@ -168,7 +314,10 @@ static int __init of_selftest(void)
pr_info("start of selftest - you will see error messages\n");
of_selftest_parse_phandle_with_args();
of_selftest_property_match_string();
- pr_info("end of selftest - %s\n", selftest_passed ? "PASS" : "FAIL");
+ of_selftest_parse_interrupts();
+ of_selftest_parse_interrupts_extended();
+ pr_info("end of selftest - %i passed, %i failed\n",
+ selftest_results.passed, selftest_results.failed);
return 0;
}
late_initcall(of_selftest);
diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index 729d5a101d62..07ddb3a13c6e 100644
--- a/drivers/pci/host/pci-mvebu.c
+++ b/drivers/pci/host/pci-mvebu.c
@@ -645,19 +645,6 @@ static int __init mvebu_pcie_setup(int nr, struct pci_sys_data *sys)
return 1;
}
-static int __init mvebu_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- struct of_irq oirq;
- int ret;
-
- ret = of_irq_map_pci(dev, &oirq);
- if (ret)
- return ret;
-
- return irq_create_of_mapping(oirq.controller, oirq.specifier,
- oirq.size);
-}
-
static struct pci_bus *mvebu_pcie_scan_bus(int nr, struct pci_sys_data *sys)
{
struct mvebu_pcie *pcie = sys_to_pcie(sys);
@@ -706,7 +693,7 @@ static void __init mvebu_pcie_enable(struct mvebu_pcie *pcie)
hw.private_data = (void **)&pcie;
hw.setup = mvebu_pcie_setup;
hw.scan = mvebu_pcie_scan_bus;
- hw.map_irq = mvebu_pcie_map_irq;
+ hw.map_irq = of_irq_parse_and_map_pci;
hw.ops = &mvebu_pcie_ops;
hw.align_resource = mvebu_pcie_align_resource;
diff --git a/drivers/pinctrl/pinconf.c b/drivers/pinctrl/pinconf.c
index a138965c01cb..b8fcc38c0d11 100644
--- a/drivers/pinctrl/pinconf.c
+++ b/drivers/pinctrl/pinconf.c
@@ -490,7 +490,7 @@ exit:
* <devicename> <state> <pinname> are values that should match the pinctrl-maps
* <newvalue> reflects the new config and is driver dependant
*/
-static int pinconf_dbg_config_write(struct file *file,
+static ssize_t pinconf_dbg_config_write(struct file *file,
const char __user *user_buf, size_t count, loff_t *ppos)
{
struct pinctrl_maps *maps_node;
@@ -508,7 +508,7 @@ static int pinconf_dbg_config_write(struct file *file,
int i;
/* Get userspace string and assure termination */
- buf_size = min(count, (size_t)(sizeof(buf)-1));
+ buf_size = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
buf[buf_size] = 0;
diff --git a/drivers/pinctrl/pinctrl-exynos.c b/drivers/pinctrl/pinctrl-exynos.c
index 2689f8d01a1e..155b1b3a0e7a 100644
--- a/drivers/pinctrl/pinctrl-exynos.c
+++ b/drivers/pinctrl/pinctrl-exynos.c
@@ -663,18 +663,18 @@ static void exynos_pinctrl_resume(struct samsung_pinctrl_drv_data *drvdata)
/* pin banks of s5pv210 pin-controller */
static struct samsung_pin_bank s5pv210_pin_bank[] = {
EXYNOS_PIN_BANK_EINTG(8, 0x000, "gpa0", 0x00),
- EXYNOS_PIN_BANK_EINTG(6, 0x020, "gpa1", 0x04),
+ EXYNOS_PIN_BANK_EINTG(4, 0x020, "gpa1", 0x04),
EXYNOS_PIN_BANK_EINTG(8, 0x040, "gpb", 0x08),
EXYNOS_PIN_BANK_EINTG(5, 0x060, "gpc0", 0x0c),
EXYNOS_PIN_BANK_EINTG(5, 0x080, "gpc1", 0x10),
EXYNOS_PIN_BANK_EINTG(4, 0x0a0, "gpd0", 0x14),
- EXYNOS_PIN_BANK_EINTG(4, 0x0c0, "gpd1", 0x18),
- EXYNOS_PIN_BANK_EINTG(5, 0x0e0, "gpe0", 0x1c),
- EXYNOS_PIN_BANK_EINTG(8, 0x100, "gpe1", 0x20),
- EXYNOS_PIN_BANK_EINTG(6, 0x120, "gpf0", 0x24),
+ EXYNOS_PIN_BANK_EINTG(6, 0x0c0, "gpd1", 0x18),
+ EXYNOS_PIN_BANK_EINTG(8, 0x0e0, "gpe0", 0x1c),
+ EXYNOS_PIN_BANK_EINTG(5, 0x100, "gpe1", 0x20),
+ EXYNOS_PIN_BANK_EINTG(8, 0x120, "gpf0", 0x24),
EXYNOS_PIN_BANK_EINTG(8, 0x140, "gpf1", 0x28),
EXYNOS_PIN_BANK_EINTG(8, 0x160, "gpf2", 0x2c),
- EXYNOS_PIN_BANK_EINTG(8, 0x180, "gpf3", 0x30),
+ EXYNOS_PIN_BANK_EINTG(6, 0x180, "gpf3", 0x30),
EXYNOS_PIN_BANK_EINTG(7, 0x1a0, "gpg0", 0x34),
EXYNOS_PIN_BANK_EINTG(7, 0x1c0, "gpg1", 0x38),
EXYNOS_PIN_BANK_EINTG(7, 0x1e0, "gpg2", 0x3c),
diff --git a/drivers/pinctrl/pinctrl-palmas.c b/drivers/pinctrl/pinctrl-palmas.c
index 82638fac3cfa..30c4d356cb33 100644
--- a/drivers/pinctrl/pinctrl-palmas.c
+++ b/drivers/pinctrl/pinctrl-palmas.c
@@ -891,9 +891,10 @@ static int palmas_pinconf_set(struct pinctrl_dev *pctldev,
param = pinconf_to_config_param(configs[i]);
param_val = pinconf_to_config_argument(configs[i]);
+ if (param == PIN_CONFIG_BIAS_PULL_PIN_DEFAULT)
+ continue;
+
switch (param) {
- case PIN_CONFIG_BIAS_PULL_PIN_DEFAULT:
- return 0;
case PIN_CONFIG_BIAS_DISABLE:
case PIN_CONFIG_BIAS_PULL_UP:
case PIN_CONFIG_BIAS_PULL_DOWN:
diff --git a/drivers/pinctrl/pinctrl-tegra114.c b/drivers/pinctrl/pinctrl-tegra114.c
index 622c4854977e..93c9e3899d5e 100644
--- a/drivers/pinctrl/pinctrl-tegra114.c
+++ b/drivers/pinctrl/pinctrl-tegra114.c
@@ -3,7 +3,7 @@
*
* Copyright (c) 2012-2013, NVIDIA CORPORATION. All rights reserved.
*
- * Arthur: Pritesh Raithatha <praithatha@nvidia.com>
+ * Author: Pritesh Raithatha <praithatha@nvidia.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -2763,7 +2763,6 @@ static struct platform_driver tegra114_pinctrl_driver = {
};
module_platform_driver(tegra114_pinctrl_driver);
-MODULE_ALIAS("platform:tegra114-pinctrl");
MODULE_AUTHOR("Pritesh Raithatha <praithatha@nvidia.com>");
-MODULE_DESCRIPTION("NVIDIA Tegra114 pincontrol driver");
+MODULE_DESCRIPTION("NVIDIA Tegra114 pinctrl driver");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/regulator/da9063-regulator.c b/drivers/regulator/da9063-regulator.c
index 1a7816390773..b9f2653e4ef9 100644
--- a/drivers/regulator/da9063-regulator.c
+++ b/drivers/regulator/da9063-regulator.c
@@ -709,7 +709,7 @@ static struct da9063_regulators_pdata *da9063_parse_regulators_dt(
struct of_regulator_match **da9063_reg_matches)
{
da9063_reg_matches = NULL;
- return PTR_ERR(-ENODEV);
+ return ERR_PTR(-ENODEV);
}
#endif
diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index 488dfe7ce9a6..7e2b165972e6 100644
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -201,13 +201,7 @@ static unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500};
#define SMPS_CTRL_MODE_ECO 0x02
#define SMPS_CTRL_MODE_PWM 0x03
-/* These values are derived from the data sheet. And are the number of steps
- * where there is a voltage change, the ranges at beginning and end of register
- * max/min values where there are no change are ommitted.
- *
- * So they are basically (maxV-minV)/stepV
- */
-#define PALMAS_SMPS_NUM_VOLTAGES 117
+#define PALMAS_SMPS_NUM_VOLTAGES 122
#define PALMAS_SMPS10_NUM_VOLTAGES 2
#define PALMAS_LDO_NUM_VOLTAGES 50
@@ -979,6 +973,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
pmic->desc[id].min_uV = 900000;
pmic->desc[id].uV_step = 50000;
pmic->desc[id].linear_min_sel = 1;
+ pmic->desc[id].enable_time = 500;
pmic->desc[id].vsel_reg =
PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
palmas_regs_info[id].vsel_addr);
@@ -997,6 +992,11 @@ static int palmas_regulators_probe(struct platform_device *pdev)
pmic->desc[id].min_uV = 450000;
pmic->desc[id].uV_step = 25000;
}
+
+ /* LOD6 in vibrator mode will have enable time 2000us */
+ if (pdata && pdata->ldo6_vibrator &&
+ (id == PALMAS_REG_LDO6))
+ pmic->desc[id].enable_time = 2000;
} else {
pmic->desc[id].n_voltages = 1;
pmic->desc[id].ops = &palmas_ops_extreg;
diff --git a/drivers/regulator/ti-abb-regulator.c b/drivers/regulator/ti-abb-regulator.c
index d8e3e1262bc2..20c271d49dcb 100644
--- a/drivers/regulator/ti-abb-regulator.c
+++ b/drivers/regulator/ti-abb-regulator.c
@@ -279,8 +279,12 @@ static int ti_abb_set_opp(struct regulator_dev *rdev, struct ti_abb *abb,
ti_abb_rmw(regs->opp_sel_mask, info->opp_sel, regs->control_reg,
abb->base);
- /* program LDO VBB vset override if needed */
- if (abb->ldo_base)
+ /*
+ * program LDO VBB vset override if needed for !bypass mode
+ * XXX: Do not switch sequence - for !bypass, LDO override reset *must*
+ * be performed *before* switch to bias mode else VBB glitches.
+ */
+ if (abb->ldo_base && info->opp_sel != TI_ABB_NOMINAL_OPP)
ti_abb_program_ldovbb(dev, abb, info);
/* Initiate ABB ldo change */
@@ -295,6 +299,14 @@ static int ti_abb_set_opp(struct regulator_dev *rdev, struct ti_abb *abb,
if (ret)
goto out;
+ /*
+ * Reset LDO VBB vset override bypass mode
+ * XXX: Do not switch sequence - for bypass, LDO override reset *must*
+ * be performed *after* switch to bypass else VBB glitches.
+ */
+ if (abb->ldo_base && info->opp_sel == TI_ABB_NOMINAL_OPP)
+ ti_abb_program_ldovbb(dev, abb, info);
+
out:
return ret;
}
diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index 1432b26ef2e9..2205fbc2c37b 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -63,7 +63,7 @@ static irqreturn_t wm831x_ldo_uv_irq(int irq, void *data)
*/
static const struct regulator_linear_range wm831x_gp_ldo_ranges[] = {
- { .min_uV = 900000, .max_uV = 1650000, .min_sel = 0, .max_sel = 14,
+ { .min_uV = 900000, .max_uV = 1600000, .min_sel = 0, .max_sel = 14,
.uV_step = 50000 },
{ .min_uV = 1700000, .max_uV = 3300000, .min_sel = 15, .max_sel = 31,
.uV_step = 100000 },
@@ -332,7 +332,7 @@ static struct platform_driver wm831x_gp_ldo_driver = {
*/
static const struct regulator_linear_range wm831x_aldo_ranges[] = {
- { .min_uV = 1000000, .max_uV = 1650000, .min_sel = 0, .max_sel = 12,
+ { .min_uV = 1000000, .max_uV = 1600000, .min_sel = 0, .max_sel = 12,
.uV_step = 50000 },
{ .min_uV = 1700000, .max_uV = 3500000, .min_sel = 13, .max_sel = 31,
.uV_step = 100000 },
diff --git a/drivers/regulator/wm8350-regulator.c b/drivers/regulator/wm8350-regulator.c
index 835b5f0f344e..61ca9292a429 100644
--- a/drivers/regulator/wm8350-regulator.c
+++ b/drivers/regulator/wm8350-regulator.c
@@ -543,7 +543,7 @@ static int wm8350_dcdc_set_suspend_mode(struct regulator_dev *rdev,
}
static const struct regulator_linear_range wm8350_ldo_ranges[] = {
- { .min_uV = 900000, .max_uV = 1750000, .min_sel = 0, .max_sel = 15,
+ { .min_uV = 900000, .max_uV = 1650000, .min_sel = 0, .max_sel = 15,
.uV_step = 50000 },
{ .min_uV = 1800000, .max_uV = 3300000, .min_sel = 16, .max_sel = 31,
.uV_step = 100000 },
diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
index 8cd34bf644b3..77df9cb00688 100644
--- a/drivers/s390/char/sclp_cmd.c
+++ b/drivers/s390/char/sclp_cmd.c
@@ -145,9 +145,11 @@ bool __init sclp_has_linemode(void)
if (sccb->header.response_code != 0x20)
return 0;
- if (sccb->sclp_send_mask & (EVTYP_MSG_MASK | EVTYP_PMSGCMD_MASK))
- return 1;
- return 0;
+ if (!(sccb->sclp_send_mask & (EVTYP_OPCMD_MASK | EVTYP_PMSGCMD_MASK)))
+ return 0;
+ if (!(sccb->sclp_receive_mask & (EVTYP_MSG_MASK | EVTYP_PMSGCMD_MASK)))
+ return 0;
+ return 1;
}
bool __init sclp_has_vt220(void)
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index a0f47c83fd62..3f4ca4e09a4c 100644
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -810,7 +810,7 @@ static void tty3270_resize_work(struct work_struct *work)
struct winsize ws;
screen = tty3270_alloc_screen(tp->n_rows, tp->n_cols);
- if (!screen)
+ if (IS_ERR(screen))
return;
/* Switch to new output size */
spin_lock_bh(&tp->view.lock);
diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
index fd7cc566095a..d4ac60b4a56e 100644
--- a/drivers/spi/spi-atmel.c
+++ b/drivers/spi/spi-atmel.c
@@ -1583,7 +1583,7 @@ static int atmel_spi_probe(struct platform_device *pdev)
/* Initialize the hardware */
ret = clk_prepare_enable(clk);
if (ret)
- goto out_unmap_regs;
+ goto out_free_irq;
spi_writel(as, CR, SPI_BIT(SWRST));
spi_writel(as, CR, SPI_BIT(SWRST)); /* AT91SAM9263 Rev B workaround */
if (as->caps.has_wdrbt) {
@@ -1614,6 +1614,7 @@ out_free_dma:
spi_writel(as, CR, SPI_BIT(SWRST));
spi_writel(as, CR, SPI_BIT(SWRST)); /* AT91SAM9263 Rev B workaround */
clk_disable_unprepare(clk);
+out_free_irq:
free_irq(irq, master);
out_unmap_regs:
iounmap(as->regs);
diff --git a/drivers/spi/spi-clps711x.c b/drivers/spi/spi-clps711x.c
index 5655acf55bfe..6416798828e7 100644
--- a/drivers/spi/spi-clps711x.c
+++ b/drivers/spi/spi-clps711x.c
@@ -226,7 +226,6 @@ static int spi_clps711x_probe(struct platform_device *pdev)
dev_name(&pdev->dev), hw);
if (ret) {
dev_err(&pdev->dev, "Can't request IRQ\n");
- clk_put(hw->spi_clk);
goto clk_out;
}
@@ -247,7 +246,6 @@ err_out:
gpio_free(hw->chipselect[i]);
spi_master_put(master);
- kfree(master);
return ret;
}
@@ -263,7 +261,6 @@ static int spi_clps711x_remove(struct platform_device *pdev)
gpio_free(hw->chipselect[i]);
spi_unregister_master(master);
- kfree(master);
return 0;
}
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index 6cd07d13ecab..4e44575bd87a 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -476,15 +476,9 @@ static int dspi_probe(struct platform_device *pdev)
master->bus_num = bus_num;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev, "can't get platform resource\n");
- ret = -EINVAL;
- goto out_master_put;
- }
-
dspi->base = devm_ioremap_resource(&pdev->dev, res);
- if (!dspi->base) {
- ret = -EINVAL;
+ if (IS_ERR(dspi->base)) {
+ ret = PTR_ERR(dspi->base);
goto out_master_put;
}
diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c
index c1c936cf0ed4..84e342130a60 100644
--- a/drivers/spi/spi-fsl-espi.c
+++ b/drivers/spi/spi-fsl-espi.c
@@ -689,7 +689,7 @@ static int of_fsl_espi_probe(struct platform_device *ofdev)
struct device_node *np = ofdev->dev.of_node;
struct spi_master *master;
struct resource mem;
- struct resource irq;
+ unsigned int irq;
int ret = -ENOMEM;
ret = of_mpc8xxx_spi_probe(ofdev);
@@ -704,13 +704,13 @@ static int of_fsl_espi_probe(struct platform_device *ofdev)
if (ret)
goto err;
- ret = of_irq_to_resource(np, 0, &irq);
+ irq = irq_of_parse_and_map(np, 0);
if (!ret) {
ret = -EINVAL;
goto err;
}
- master = fsl_espi_probe(dev, &mem, irq.start);
+ master = fsl_espi_probe(dev, &mem, irq);
if (IS_ERR(master)) {
ret = PTR_ERR(master);
goto err;
diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c
index 6148b1dae94c..8dcc1432f1f5 100644
--- a/drivers/spi/spi-mpc512x-psc.c
+++ b/drivers/spi/spi-mpc512x-psc.c
@@ -523,8 +523,10 @@ static int mpc512x_psc_spi_do_probe(struct device *dev, u32 regaddr,
psc_num = master->bus_num;
snprintf(clk_name, sizeof(clk_name), "psc%d_mclk", psc_num);
clk = devm_clk_get(dev, clk_name);
- if (IS_ERR(clk))
+ if (IS_ERR(clk)) {
+ ret = PTR_ERR(clk);
goto free_irq;
+ }
ret = clk_prepare_enable(clk);
if (ret)
goto free_irq;
diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
index 2eb06ee0b326..c1a50674c1e3 100644
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -546,8 +546,17 @@ static irqreturn_t ssp_int(int irq, void *dev_id)
if (pm_runtime_suspended(&drv_data->pdev->dev))
return IRQ_NONE;
- sccr1_reg = read_SSCR1(reg);
+ /*
+ * If the device is not yet in RPM suspended state and we get an
+ * interrupt that is meant for another device, check if status bits
+ * are all set to one. That means that the device is already
+ * powered off.
+ */
status = read_SSSR(reg);
+ if (status == ~0)
+ return IRQ_NONE;
+
+ sccr1_reg = read_SSCR1(reg);
/* Ignore possible writes if we don't need to write */
if (!(sccr1_reg & SSCR1_TIE))
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 512b8893893b..a80376dc3a10 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -1428,6 +1428,8 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
S3C64XX_SPI_INT_TX_OVERRUN_EN | S3C64XX_SPI_INT_TX_UNDERRUN_EN,
sdd->regs + S3C64XX_SPI_INT_EN);
+ pm_runtime_enable(&pdev->dev);
+
if (spi_register_master(master)) {
dev_err(&pdev->dev, "cannot register SPI master\n");
ret = -EBUSY;
@@ -1440,8 +1442,6 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
mem_res,
sdd->rx_dma.dmach, sdd->tx_dma.dmach);
- pm_runtime_enable(&pdev->dev);
-
return 0;
err3:
diff --git a/drivers/spi/spi-sh-hspi.c b/drivers/spi/spi-sh-hspi.c
index 0b68cb592fa4..e488a90a98b8 100644
--- a/drivers/spi/spi-sh-hspi.c
+++ b/drivers/spi/spi-sh-hspi.c
@@ -296,6 +296,8 @@ static int hspi_probe(struct platform_device *pdev)
goto error1;
}
+ pm_runtime_enable(&pdev->dev);
+
master->num_chipselect = 1;
master->bus_num = pdev->id;
master->setup = hspi_setup;
@@ -309,8 +311,6 @@ static int hspi_probe(struct platform_device *pdev)
goto error1;
}
- pm_runtime_enable(&pdev->dev);
-
return 0;
error1:
diff --git a/drivers/staging/comedi/drivers/ni_65xx.c b/drivers/staging/comedi/drivers/ni_65xx.c
index 3ba4c5712dff..853f62b2b1a9 100644
--- a/drivers/staging/comedi/drivers/ni_65xx.c
+++ b/drivers/staging/comedi/drivers/ni_65xx.c
@@ -369,28 +369,23 @@ static int ni_65xx_dio_insn_bits(struct comedi_device *dev,
{
const struct ni_65xx_board *board = comedi_board(dev);
struct ni_65xx_private *devpriv = dev->private;
- unsigned base_bitfield_channel;
- const unsigned max_ports_per_bitfield = 5;
+ int base_bitfield_channel;
unsigned read_bits = 0;
- unsigned j;
+ int last_port_offset = ni_65xx_port_by_channel(s->n_chan - 1);
+ int port_offset;
base_bitfield_channel = CR_CHAN(insn->chanspec);
- for (j = 0; j < max_ports_per_bitfield; ++j) {
- const unsigned port_offset =
- ni_65xx_port_by_channel(base_bitfield_channel) + j;
- const unsigned port =
- sprivate(s)->base_port + port_offset;
- unsigned base_port_channel;
+ for (port_offset = ni_65xx_port_by_channel(base_bitfield_channel);
+ port_offset <= last_port_offset; port_offset++) {
+ unsigned port = sprivate(s)->base_port + port_offset;
+ int base_port_channel = port_offset * ni_65xx_channels_per_port;
unsigned port_mask, port_data, port_read_bits;
- int bitshift;
- if (port >= ni_65xx_total_num_ports(board))
+ int bitshift = base_port_channel - base_bitfield_channel;
+
+ if (bitshift >= 32)
break;
- base_port_channel = port_offset * ni_65xx_channels_per_port;
port_mask = data[0];
port_data = data[1];
- bitshift = base_port_channel - base_bitfield_channel;
- if (bitshift >= 32 || bitshift <= -32)
- break;
if (bitshift > 0) {
port_mask >>= bitshift;
port_data >>= bitshift;
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 35b61f7d6c63..38e44b9abf0f 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -753,7 +753,8 @@ static void iscsit_unmap_iovec(struct iscsi_cmd *cmd)
static void iscsit_ack_from_expstatsn(struct iscsi_conn *conn, u32 exp_statsn)
{
- struct iscsi_cmd *cmd;
+ LIST_HEAD(ack_list);
+ struct iscsi_cmd *cmd, *cmd_p;
conn->exp_statsn = exp_statsn;
@@ -761,19 +762,23 @@ static void iscsit_ack_from_expstatsn(struct iscsi_conn *conn, u32 exp_statsn)
return;
spin_lock_bh(&conn->cmd_lock);
- list_for_each_entry(cmd, &conn->conn_cmd_list, i_conn_node) {
+ list_for_each_entry_safe(cmd, cmd_p, &conn->conn_cmd_list, i_conn_node) {
spin_lock(&cmd->istate_lock);
if ((cmd->i_state == ISTATE_SENT_STATUS) &&
iscsi_sna_lt(cmd->stat_sn, exp_statsn)) {
cmd->i_state = ISTATE_REMOVE;
spin_unlock(&cmd->istate_lock);
- iscsit_add_cmd_to_immediate_queue(cmd, conn,
- cmd->i_state);
+ list_move_tail(&cmd->i_conn_node, &ack_list);
continue;
}
spin_unlock(&cmd->istate_lock);
}
spin_unlock_bh(&conn->cmd_lock);
+
+ list_for_each_entry_safe(cmd, cmd_p, &ack_list, i_conn_node) {
+ list_del(&cmd->i_conn_node);
+ iscsit_free_cmd(cmd, false);
+ }
}
static int iscsit_allocate_iovecs(struct iscsi_cmd *cmd)
diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c
index 14d1aed5af1d..ef6d836a4d09 100644
--- a/drivers/target/iscsi/iscsi_target_nego.c
+++ b/drivers/target/iscsi/iscsi_target_nego.c
@@ -1192,7 +1192,7 @@ get_target:
*/
alloc_tags:
tag_num = max_t(u32, ISCSIT_MIN_TAGS, queue_depth);
- tag_num += ISCSIT_EXTRA_TAGS;
+ tag_num += (tag_num / 2) + ISCSIT_EXTRA_TAGS;
tag_size = sizeof(struct iscsi_cmd) + conn->conn_transport->priv_size;
ret = transport_alloc_session_tags(sess->se_sess, tag_num, tag_size);
diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c
index f2de28e178fd..b0cac0c342e1 100644
--- a/drivers/target/iscsi/iscsi_target_util.c
+++ b/drivers/target/iscsi/iscsi_target_util.c
@@ -736,7 +736,7 @@ void iscsit_free_cmd(struct iscsi_cmd *cmd, bool shutdown)
* Fallthrough
*/
case ISCSI_OP_SCSI_TMFUNC:
- rc = transport_generic_free_cmd(&cmd->se_cmd, 1);
+ rc = transport_generic_free_cmd(&cmd->se_cmd, shutdown);
if (!rc && shutdown && se_cmd && se_cmd->se_sess) {
__iscsit_free_cmd(cmd, true, shutdown);
target_put_sess_cmd(se_cmd->se_sess, se_cmd);
@@ -752,7 +752,7 @@ void iscsit_free_cmd(struct iscsi_cmd *cmd, bool shutdown)
se_cmd = &cmd->se_cmd;
__iscsit_free_cmd(cmd, true, shutdown);
- rc = transport_generic_free_cmd(&cmd->se_cmd, 1);
+ rc = transport_generic_free_cmd(&cmd->se_cmd, shutdown);
if (!rc && shutdown && se_cmd->se_sess) {
__iscsit_free_cmd(cmd, true, shutdown);
target_put_sess_cmd(se_cmd->se_sess, se_cmd);
diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c
index 6c17295e8d7c..4714c6f8da4b 100644
--- a/drivers/target/target_core_sbc.c
+++ b/drivers/target/target_core_sbc.c
@@ -349,7 +349,16 @@ static sense_reason_t compare_and_write_post(struct se_cmd *cmd)
{
struct se_device *dev = cmd->se_dev;
- cmd->se_cmd_flags |= SCF_COMPARE_AND_WRITE_POST;
+ /*
+ * Only set SCF_COMPARE_AND_WRITE_POST to force a response fall-through
+ * within target_complete_ok_work() if the command was successfully
+ * sent to the backend driver.
+ */
+ spin_lock_irq(&cmd->t_state_lock);
+ if ((cmd->transport_state & CMD_T_SENT) && !cmd->scsi_status)
+ cmd->se_cmd_flags |= SCF_COMPARE_AND_WRITE_POST;
+ spin_unlock_irq(&cmd->t_state_lock);
+
/*
* Unlock ->caw_sem originally obtained during sbc_compare_and_write()
* before the original READ I/O submission.
@@ -363,7 +372,7 @@ static sense_reason_t compare_and_write_callback(struct se_cmd *cmd)
{
struct se_device *dev = cmd->se_dev;
struct scatterlist *write_sg = NULL, *sg;
- unsigned char *buf, *addr;
+ unsigned char *buf = NULL, *addr;
struct sg_mapping_iter m;
unsigned int offset = 0, len;
unsigned int nlbas = cmd->t_task_nolb;
@@ -378,6 +387,15 @@ static sense_reason_t compare_and_write_callback(struct se_cmd *cmd)
*/
if (!cmd->t_data_sg || !cmd->t_bidi_data_sg)
return TCM_NO_SENSE;
+ /*
+ * Immediately exit + release dev->caw_sem if command has already
+ * been failed with a non-zero SCSI status.
+ */
+ if (cmd->scsi_status) {
+ pr_err("compare_and_write_callback: non zero scsi_status:"
+ " 0x%02x\n", cmd->scsi_status);
+ goto out;
+ }
buf = kzalloc(cmd->data_length, GFP_KERNEL);
if (!buf) {
@@ -508,6 +526,12 @@ sbc_compare_and_write(struct se_cmd *cmd)
cmd->transport_complete_callback = NULL;
return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
}
+ /*
+ * Reset cmd->data_length to individual block_size in order to not
+ * confuse backend drivers that depend on this value matching the
+ * size of the I/O being submitted.
+ */
+ cmd->data_length = cmd->t_task_nolb * dev->dev_attrib.block_size;
ret = cmd->execute_rw(cmd, cmd->t_bidi_data_sg, cmd->t_bidi_data_nents,
DMA_FROM_DEVICE);
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 84747cc1aac0..81e945eefbbd 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -236,17 +236,24 @@ int transport_alloc_session_tags(struct se_session *se_sess,
{
int rc;
- se_sess->sess_cmd_map = kzalloc(tag_num * tag_size, GFP_KERNEL);
+ se_sess->sess_cmd_map = kzalloc(tag_num * tag_size,
+ GFP_KERNEL | __GFP_NOWARN | __GFP_REPEAT);
if (!se_sess->sess_cmd_map) {
- pr_err("Unable to allocate se_sess->sess_cmd_map\n");
- return -ENOMEM;
+ se_sess->sess_cmd_map = vzalloc(tag_num * tag_size);
+ if (!se_sess->sess_cmd_map) {
+ pr_err("Unable to allocate se_sess->sess_cmd_map\n");
+ return -ENOMEM;
+ }
}
rc = percpu_ida_init(&se_sess->sess_tag_pool, tag_num);
if (rc < 0) {
pr_err("Unable to init se_sess->sess_tag_pool,"
" tag_num: %u\n", tag_num);
- kfree(se_sess->sess_cmd_map);
+ if (is_vmalloc_addr(se_sess->sess_cmd_map))
+ vfree(se_sess->sess_cmd_map);
+ else
+ kfree(se_sess->sess_cmd_map);
se_sess->sess_cmd_map = NULL;
return -ENOMEM;
}
@@ -412,7 +419,10 @@ void transport_free_session(struct se_session *se_sess)
{
if (se_sess->sess_cmd_map) {
percpu_ida_destroy(&se_sess->sess_tag_pool);
- kfree(se_sess->sess_cmd_map);
+ if (is_vmalloc_addr(se_sess->sess_cmd_map))
+ vfree(se_sess->sess_cmd_map);
+ else
+ kfree(se_sess->sess_cmd_map);
}
kmem_cache_free(se_sess_cache, se_sess);
}
diff --git a/drivers/target/target_core_xcopy.c b/drivers/target/target_core_xcopy.c
index 4d22e7d2adca..3da4fd10b9f8 100644
--- a/drivers/target/target_core_xcopy.c
+++ b/drivers/target/target_core_xcopy.c
@@ -298,8 +298,8 @@ static int target_xcopy_parse_segdesc_02(struct se_cmd *se_cmd, struct xcopy_op
(unsigned long long)xop->dst_lba);
if (dc != 0) {
- xop->dbl = (desc[29] << 16) & 0xff;
- xop->dbl |= (desc[30] << 8) & 0xff;
+ xop->dbl = (desc[29] & 0xff) << 16;
+ xop->dbl |= (desc[30] & 0xff) << 8;
xop->dbl |= desc[31] & 0xff;
pr_debug("XCOPY seg desc 0x02: DC=1 w/ dbl: %u\n", xop->dbl);
diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c
index e61c36cbb866..c193af6a628f 100644
--- a/drivers/tty/hvc/hvc_xen.c
+++ b/drivers/tty/hvc/hvc_xen.c
@@ -636,6 +636,7 @@ struct console xenboot_console = {
.name = "xenboot",
.write = xenboot_write_console,
.flags = CON_PRINTBUFFER | CON_BOOT | CON_ANYTIME,
+ .index = -1,
};
#endif /* CONFIG_EARLY_PRINTK */
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 01bf5eb4f238..7a744b69c3d1 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -2183,28 +2183,34 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file,
if (!input_available_p(tty, 0)) {
if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) {
- retval = -EIO;
- break;
- }
- if (tty_hung_up_p(file))
- break;
- if (!timeout)
- break;
- if (file->f_flags & O_NONBLOCK) {
- retval = -EAGAIN;
- break;
- }
- if (signal_pending(current)) {
- retval = -ERESTARTSYS;
- break;
- }
- n_tty_set_room(tty);
- up_read(&tty->termios_rwsem);
+ up_read(&tty->termios_rwsem);
+ tty_flush_to_ldisc(tty);
+ down_read(&tty->termios_rwsem);
+ if (!input_available_p(tty, 0)) {
+ retval = -EIO;
+ break;
+ }
+ } else {
+ if (tty_hung_up_p(file))
+ break;
+ if (!timeout)
+ break;
+ if (file->f_flags & O_NONBLOCK) {
+ retval = -EAGAIN;
+ break;
+ }
+ if (signal_pending(current)) {
+ retval = -ERESTARTSYS;
+ break;
+ }
+ n_tty_set_room(tty);
+ up_read(&tty->termios_rwsem);
- timeout = schedule_timeout(timeout);
+ timeout = schedule_timeout(timeout);
- down_read(&tty->termios_rwsem);
- continue;
+ down_read(&tty->termios_rwsem);
+ continue;
+ }
}
__set_current_state(TASK_RUNNING);
diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c
index 9f7ba6d8750a..7d76214612c7 100644
--- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c
@@ -1209,7 +1209,7 @@ static int cpm_uart_init_port(struct device_node *np,
pinfo->port.fifosize = pinfo->tx_nrfifos * pinfo->tx_fifosize;
spin_lock_init(&pinfo->port.lock);
- pinfo->port.irq = of_irq_to_resource(np, 0, NULL);
+ pinfo->port.irq = irq_of_parse_and_map(np, 0);
if (pinfo->port.irq == NO_IRQ) {
ret = -EINVAL;
goto out_pram;
diff --git a/drivers/usb/chipidea/ci_hdrc_pci.c b/drivers/usb/chipidea/ci_hdrc_pci.c
index 042320a6c6c7..d514332ac081 100644
--- a/drivers/usb/chipidea/ci_hdrc_pci.c
+++ b/drivers/usb/chipidea/ci_hdrc_pci.c
@@ -129,7 +129,12 @@ static DEFINE_PCI_DEVICE_TABLE(ci_hdrc_pci_id_table) = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x0829),
.driver_data = (kernel_ulong_t)&penwell_pci_platdata,
},
- { 0, 0, 0, 0, 0, 0, 0 /* end: all zeroes */ }
+ {
+ /* Intel Clovertrail */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe006),
+ .driver_data = (kernel_ulong_t)&penwell_pci_platdata,
+ },
+ { 0 } /* end: all zeroes */
};
MODULE_DEVICE_TABLE(pci, ci_hdrc_pci_id_table);
diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c
index 0658908d8968..44cf775a8627 100644
--- a/drivers/usb/gadget/f_fs.c
+++ b/drivers/usb/gadget/f_fs.c
@@ -2256,6 +2256,8 @@ static int ffs_func_bind(struct usb_configuration *c,
data->raw_descs + ret,
(sizeof data->raw_descs) - ret,
__ffs_func_bind_do_descs, func);
+ if (unlikely(ret < 0))
+ goto error;
}
/*
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index cc9207473dbc..0ac6064aa3b8 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -2054,7 +2054,7 @@ static struct pxa25x_udc memory = {
/*
* probe - binds to the platform device
*/
-static int __init pxa25x_udc_probe(struct platform_device *pdev)
+static int pxa25x_udc_probe(struct platform_device *pdev)
{
struct pxa25x_udc *dev = &memory;
int retval, irq;
@@ -2203,7 +2203,7 @@ static void pxa25x_udc_shutdown(struct platform_device *_dev)
pullup_off();
}
-static int __exit pxa25x_udc_remove(struct platform_device *pdev)
+static int pxa25x_udc_remove(struct platform_device *pdev)
{
struct pxa25x_udc *dev = platform_get_drvdata(pdev);
@@ -2294,7 +2294,8 @@ static int pxa25x_udc_resume(struct platform_device *dev)
static struct platform_driver udc_driver = {
.shutdown = pxa25x_udc_shutdown,
- .remove = __exit_p(pxa25x_udc_remove),
+ .probe = pxa25x_udc_probe,
+ .remove = pxa25x_udc_remove,
.suspend = pxa25x_udc_suspend,
.resume = pxa25x_udc_resume,
.driver = {
@@ -2303,7 +2304,7 @@ static struct platform_driver udc_driver = {
},
};
-module_platform_driver_probe(udc_driver, pxa25x_udc_probe);
+module_platform_driver(udc_driver);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_AUTHOR("Frank Becker, Robert Schwebel, David Brownell");
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index 6bddf1aa2347..a8a99e4748d5 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -543,7 +543,7 @@ static int s3c_hsotg_write_fifo(struct s3c_hsotg *hsotg,
* FIFO, requests of >512 cause the endpoint to get stuck with a
* fragment of the end of the transfer in it.
*/
- if (can_write > 512)
+ if (can_write > 512 && !periodic)
can_write = 512;
/*
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index 4047cbb91bac..bd4138d80a48 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -535,6 +535,9 @@ static int dsps_probe(struct platform_device *pdev)
struct dsps_glue *glue;
int ret;
+ if (!strcmp(pdev->name, "musb-hdrc"))
+ return -ENODEV;
+
match = of_match_node(musb_dsps_of_match, pdev->dev.of_node);
if (!match) {
dev_err(&pdev->dev, "fail to get matching of_match struct\n");
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 9a08679d204d..b19ed213ab85 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1790,6 +1790,10 @@ int musb_gadget_setup(struct musb *musb)
musb->g.max_speed = USB_SPEED_HIGH;
musb->g.speed = USB_SPEED_UNKNOWN;
+ MUSB_DEV_MODE(musb);
+ musb->xceiv->otg->default_a = 0;
+ musb->xceiv->state = OTG_STATE_B_IDLE;
+
/* this "gadget" abstracts/virtualizes the controller */
musb->g.name = musb_driver_name;
musb->g.is_otg = 1;
@@ -1849,7 +1853,6 @@ static int musb_gadget_start(struct usb_gadget *g,
musb->gadget_driver = driver;
spin_lock_irqsave(&musb->lock, flags);
- musb->is_active = 1;
otg_set_peripheral(otg, &musb->g);
musb->xceiv->state = OTG_STATE_B_IDLE;
diff --git a/drivers/usb/phy/phy-gpio-vbus-usb.c b/drivers/usb/phy/phy-gpio-vbus-usb.c
index b2f29c9aebbf..02799a5efcd4 100644
--- a/drivers/usb/phy/phy-gpio-vbus-usb.c
+++ b/drivers/usb/phy/phy-gpio-vbus-usb.c
@@ -241,7 +241,7 @@ static int gpio_vbus_set_suspend(struct usb_phy *phy, int suspend)
/* platform driver interface */
-static int __init gpio_vbus_probe(struct platform_device *pdev)
+static int gpio_vbus_probe(struct platform_device *pdev)
{
struct gpio_vbus_mach_info *pdata = dev_get_platdata(&pdev->dev);
struct gpio_vbus_data *gpio_vbus;
@@ -349,7 +349,7 @@ err_gpio:
return err;
}
-static int __exit gpio_vbus_remove(struct platform_device *pdev)
+static int gpio_vbus_remove(struct platform_device *pdev)
{
struct gpio_vbus_data *gpio_vbus = platform_get_drvdata(pdev);
struct gpio_vbus_mach_info *pdata = dev_get_platdata(&pdev->dev);
@@ -398,8 +398,6 @@ static const struct dev_pm_ops gpio_vbus_dev_pm_ops = {
};
#endif
-/* NOTE: the gpio-vbus device may *NOT* be hotplugged */
-
MODULE_ALIAS("platform:gpio-vbus");
static struct platform_driver gpio_vbus_driver = {
@@ -410,10 +408,11 @@ static struct platform_driver gpio_vbus_driver = {
.pm = &gpio_vbus_dev_pm_ops,
#endif
},
- .remove = __exit_p(gpio_vbus_remove),
+ .probe = gpio_vbus_probe,
+ .remove = gpio_vbus_remove,
};
-module_platform_driver_probe(gpio_vbus_driver, gpio_vbus_probe);
+module_platform_driver(gpio_vbus_driver);
MODULE_DESCRIPTION("simple GPIO controlled OTG transceiver driver");
MODULE_AUTHOR("Philipp Zabel");
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 1cf6f125f5f0..80a7104d5ddb 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -81,6 +81,7 @@ static void option_instat_callback(struct urb *urb);
#define HUAWEI_VENDOR_ID 0x12D1
#define HUAWEI_PRODUCT_E173 0x140C
+#define HUAWEI_PRODUCT_E1750 0x1406
#define HUAWEI_PRODUCT_K4505 0x1464
#define HUAWEI_PRODUCT_K3765 0x1465
#define HUAWEI_PRODUCT_K4605 0x14C6
@@ -567,6 +568,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c23, USB_CLASS_COMM, 0x02, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t) &net_intf1_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1750, 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t) &net_intf2_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1441, USB_CLASS_COMM, 0x02, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1442, USB_CLASS_COMM, 0x02, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4505, 0xff, 0xff, 0xff),
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 592b31698fc8..ce5221fa393a 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -728,7 +728,12 @@ vhost_scsi_get_tag(struct vhost_virtqueue *vq,
}
se_sess = tv_nexus->tvn_se_sess;
- tag = percpu_ida_alloc(&se_sess->sess_tag_pool, GFP_KERNEL);
+ tag = percpu_ida_alloc(&se_sess->sess_tag_pool, GFP_ATOMIC);
+ if (tag < 0) {
+ pr_err("Unable to obtain tag for tcm_vhost_cmd\n");
+ return ERR_PTR(-ENOMEM);
+ }
+
cmd = &((struct tcm_vhost_cmd *)se_sess->sess_cmd_map)[tag];
sg = cmd->tvc_sgl;
pages = cmd->tvc_upages;
diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index 5be5e3d14f79..19f3c3fc65f4 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -802,6 +802,12 @@ static int hpwdt_init_one(struct pci_dev *dev,
return -ENODEV;
}
+ /*
+ * Ignore all auxilary iLO devices with the following PCI ID
+ */
+ if (dev->subsystem_device == 0x1979)
+ return -ENODEV;
+
if (pci_enable_device(dev)) {
dev_warn(&dev->dev,
"Not possible to enable PCI Device: 0x%x:0x%x.\n",
diff --git a/drivers/watchdog/kempld_wdt.c b/drivers/watchdog/kempld_wdt.c
index 491419e0772a..5c3d4df63e68 100644
--- a/drivers/watchdog/kempld_wdt.c
+++ b/drivers/watchdog/kempld_wdt.c
@@ -35,7 +35,7 @@
#define KEMPLD_WDT_STAGE_TIMEOUT(x) (0x1b + (x) * 4)
#define KEMPLD_WDT_STAGE_CFG(x) (0x18 + (x))
#define STAGE_CFG_GET_PRESCALER(x) (((x) & 0x30) >> 4)
-#define STAGE_CFG_SET_PRESCALER(x) (((x) & 0x30) << 4)
+#define STAGE_CFG_SET_PRESCALER(x) (((x) & 0x3) << 4)
#define STAGE_CFG_PRESCALER_MASK 0x30
#define STAGE_CFG_ACTION_MASK 0x7
#define STAGE_CFG_ASSERT (1 << 3)
diff --git a/drivers/watchdog/sunxi_wdt.c b/drivers/watchdog/sunxi_wdt.c
index 1f94b42764aa..f6caa77151c7 100644
--- a/drivers/watchdog/sunxi_wdt.c
+++ b/drivers/watchdog/sunxi_wdt.c
@@ -146,7 +146,7 @@ static const struct watchdog_ops sunxi_wdt_ops = {
.set_timeout = sunxi_wdt_set_timeout,
};
-static int __init sunxi_wdt_probe(struct platform_device *pdev)
+static int sunxi_wdt_probe(struct platform_device *pdev)
{
struct sunxi_wdt_dev *sunxi_wdt;
struct resource *res;
@@ -187,7 +187,7 @@ static int __init sunxi_wdt_probe(struct platform_device *pdev)
return 0;
}
-static int __exit sunxi_wdt_remove(struct platform_device *pdev)
+static int sunxi_wdt_remove(struct platform_device *pdev)
{
struct sunxi_wdt_dev *sunxi_wdt = platform_get_drvdata(pdev);
diff --git a/drivers/watchdog/ts72xx_wdt.c b/drivers/watchdog/ts72xx_wdt.c
index 42913f131dc2..c9b0c627fe7e 100644
--- a/drivers/watchdog/ts72xx_wdt.c
+++ b/drivers/watchdog/ts72xx_wdt.c
@@ -310,7 +310,8 @@ static long ts72xx_wdt_ioctl(struct file *file, unsigned int cmd,
case WDIOC_GETSTATUS:
case WDIOC_GETBOOTSTATUS:
- return put_user(0, p);
+ error = put_user(0, p);
+ break;
case WDIOC_KEEPALIVE:
ts72xx_wdt_kick(wdt);