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path: root/drivers/net/dsa/microchip/ksz8795.c
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Diffstat (limited to 'drivers/net/dsa/microchip/ksz8795.c')
-rw-r--r--drivers/net/dsa/microchip/ksz8795.c884
1 files changed, 618 insertions, 266 deletions
diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c
index b4b7de63ca79..ad509a57a945 100644
--- a/drivers/net/dsa/microchip/ksz8795.c
+++ b/drivers/net/dsa/microchip/ksz8795.c
@@ -20,10 +20,112 @@
#include "ksz_common.h"
#include "ksz8795_reg.h"
+#include "ksz8.h"
+
+static const u8 ksz8795_regs[] = {
+ [REG_IND_CTRL_0] = 0x6E,
+ [REG_IND_DATA_8] = 0x70,
+ [REG_IND_DATA_CHECK] = 0x72,
+ [REG_IND_DATA_HI] = 0x71,
+ [REG_IND_DATA_LO] = 0x75,
+ [REG_IND_MIB_CHECK] = 0x74,
+ [P_FORCE_CTRL] = 0x0C,
+ [P_LINK_STATUS] = 0x0E,
+ [P_LOCAL_CTRL] = 0x07,
+ [P_NEG_RESTART_CTRL] = 0x0D,
+ [P_REMOTE_STATUS] = 0x08,
+ [P_SPEED_STATUS] = 0x09,
+ [S_TAIL_TAG_CTRL] = 0x0C,
+};
+
+static const u32 ksz8795_masks[] = {
+ [PORT_802_1P_REMAPPING] = BIT(7),
+ [SW_TAIL_TAG_ENABLE] = BIT(1),
+ [MIB_COUNTER_OVERFLOW] = BIT(6),
+ [MIB_COUNTER_VALID] = BIT(5),
+ [VLAN_TABLE_FID] = GENMASK(6, 0),
+ [VLAN_TABLE_MEMBERSHIP] = GENMASK(11, 7),
+ [VLAN_TABLE_VALID] = BIT(12),
+ [STATIC_MAC_TABLE_VALID] = BIT(21),
+ [STATIC_MAC_TABLE_USE_FID] = BIT(23),
+ [STATIC_MAC_TABLE_FID] = GENMASK(30, 24),
+ [STATIC_MAC_TABLE_OVERRIDE] = BIT(26),
+ [STATIC_MAC_TABLE_FWD_PORTS] = GENMASK(24, 20),
+ [DYNAMIC_MAC_TABLE_ENTRIES_H] = GENMASK(6, 0),
+ [DYNAMIC_MAC_TABLE_MAC_EMPTY] = BIT(8),
+ [DYNAMIC_MAC_TABLE_NOT_READY] = BIT(7),
+ [DYNAMIC_MAC_TABLE_ENTRIES] = GENMASK(31, 29),
+ [DYNAMIC_MAC_TABLE_FID] = GENMASK(26, 20),
+ [DYNAMIC_MAC_TABLE_SRC_PORT] = GENMASK(26, 24),
+ [DYNAMIC_MAC_TABLE_TIMESTAMP] = GENMASK(28, 27),
+};
+
+static const u8 ksz8795_shifts[] = {
+ [VLAN_TABLE_MEMBERSHIP_S] = 7,
+ [VLAN_TABLE] = 16,
+ [STATIC_MAC_FWD_PORTS] = 16,
+ [STATIC_MAC_FID] = 24,
+ [DYNAMIC_MAC_ENTRIES_H] = 3,
+ [DYNAMIC_MAC_ENTRIES] = 29,
+ [DYNAMIC_MAC_FID] = 16,
+ [DYNAMIC_MAC_TIMESTAMP] = 27,
+ [DYNAMIC_MAC_SRC_PORT] = 24,
+};
+
+static const u8 ksz8863_regs[] = {
+ [REG_IND_CTRL_0] = 0x79,
+ [REG_IND_DATA_8] = 0x7B,
+ [REG_IND_DATA_CHECK] = 0x7B,
+ [REG_IND_DATA_HI] = 0x7C,
+ [REG_IND_DATA_LO] = 0x80,
+ [REG_IND_MIB_CHECK] = 0x80,
+ [P_FORCE_CTRL] = 0x0C,
+ [P_LINK_STATUS] = 0x0E,
+ [P_LOCAL_CTRL] = 0x0C,
+ [P_NEG_RESTART_CTRL] = 0x0D,
+ [P_REMOTE_STATUS] = 0x0E,
+ [P_SPEED_STATUS] = 0x0F,
+ [S_TAIL_TAG_CTRL] = 0x03,
+};
+
+static const u32 ksz8863_masks[] = {
+ [PORT_802_1P_REMAPPING] = BIT(3),
+ [SW_TAIL_TAG_ENABLE] = BIT(6),
+ [MIB_COUNTER_OVERFLOW] = BIT(7),
+ [MIB_COUNTER_VALID] = BIT(6),
+ [VLAN_TABLE_FID] = GENMASK(15, 12),
+ [VLAN_TABLE_MEMBERSHIP] = GENMASK(18, 16),
+ [VLAN_TABLE_VALID] = BIT(19),
+ [STATIC_MAC_TABLE_VALID] = BIT(19),
+ [STATIC_MAC_TABLE_USE_FID] = BIT(21),
+ [STATIC_MAC_TABLE_FID] = GENMASK(29, 26),
+ [STATIC_MAC_TABLE_OVERRIDE] = BIT(20),
+ [STATIC_MAC_TABLE_FWD_PORTS] = GENMASK(18, 16),
+ [DYNAMIC_MAC_TABLE_ENTRIES_H] = GENMASK(5, 0),
+ [DYNAMIC_MAC_TABLE_MAC_EMPTY] = BIT(7),
+ [DYNAMIC_MAC_TABLE_NOT_READY] = BIT(7),
+ [DYNAMIC_MAC_TABLE_ENTRIES] = GENMASK(31, 28),
+ [DYNAMIC_MAC_TABLE_FID] = GENMASK(19, 16),
+ [DYNAMIC_MAC_TABLE_SRC_PORT] = GENMASK(21, 20),
+ [DYNAMIC_MAC_TABLE_TIMESTAMP] = GENMASK(23, 22),
+};
-static const struct {
+static u8 ksz8863_shifts[] = {
+ [VLAN_TABLE_MEMBERSHIP_S] = 16,
+ [STATIC_MAC_FWD_PORTS] = 16,
+ [STATIC_MAC_FID] = 22,
+ [DYNAMIC_MAC_ENTRIES_H] = 3,
+ [DYNAMIC_MAC_ENTRIES] = 24,
+ [DYNAMIC_MAC_FID] = 16,
+ [DYNAMIC_MAC_TIMESTAMP] = 24,
+ [DYNAMIC_MAC_SRC_PORT] = 20,
+};
+
+struct mib_names {
char string[ETH_GSTRING_LEN];
-} mib_names[] = {
+};
+
+static const struct mib_names ksz87xx_mib_names[] = {
{ "rx_hi" },
{ "rx_undersize" },
{ "rx_fragments" },
@@ -62,6 +164,48 @@ static const struct {
{ "tx_discards" },
};
+static const struct mib_names ksz88xx_mib_names[] = {
+ { "rx" },
+ { "rx_hi" },
+ { "rx_undersize" },
+ { "rx_fragments" },
+ { "rx_oversize" },
+ { "rx_jabbers" },
+ { "rx_symbol_err" },
+ { "rx_crc_err" },
+ { "rx_align_err" },
+ { "rx_mac_ctrl" },
+ { "rx_pause" },
+ { "rx_bcast" },
+ { "rx_mcast" },
+ { "rx_ucast" },
+ { "rx_64_or_less" },
+ { "rx_65_127" },
+ { "rx_128_255" },
+ { "rx_256_511" },
+ { "rx_512_1023" },
+ { "rx_1024_1522" },
+ { "tx" },
+ { "tx_hi" },
+ { "tx_late_col" },
+ { "tx_pause" },
+ { "tx_bcast" },
+ { "tx_mcast" },
+ { "tx_ucast" },
+ { "tx_deferred" },
+ { "tx_total_col" },
+ { "tx_exc_col" },
+ { "tx_single_col" },
+ { "tx_mult_col" },
+ { "rx_discards" },
+ { "tx_discards" },
+};
+
+static bool ksz_is_ksz88x3(struct ksz_device *dev)
+{
+ return dev->chip_id == 0x8830;
+}
+
static void ksz_cfg(struct ksz_device *dev, u32 addr, u8 bits, bool set)
{
regmap_update_bits(dev->regmap[0], addr, bits, set ? bits : 0);
@@ -74,12 +218,20 @@ static void ksz_port_cfg(struct ksz_device *dev, int port, int offset, u8 bits,
bits, set ? bits : 0);
}
-static int ksz8795_reset_switch(struct ksz_device *dev)
+static int ksz8_reset_switch(struct ksz_device *dev)
{
- /* reset switch */
- ksz_write8(dev, REG_POWER_MANAGEMENT_1,
- SW_SOFTWARE_POWER_DOWN << SW_POWER_MANAGEMENT_MODE_S);
- ksz_write8(dev, REG_POWER_MANAGEMENT_1, 0);
+ if (ksz_is_ksz88x3(dev)) {
+ /* reset switch */
+ ksz_cfg(dev, KSZ8863_REG_SW_RESET,
+ KSZ8863_GLOBAL_SOFTWARE_RESET | KSZ8863_PCS_RESET, true);
+ ksz_cfg(dev, KSZ8863_REG_SW_RESET,
+ KSZ8863_GLOBAL_SOFTWARE_RESET | KSZ8863_PCS_RESET, false);
+ } else {
+ /* reset switch */
+ ksz_write8(dev, REG_POWER_MANAGEMENT_1,
+ SW_SOFTWARE_POWER_DOWN << SW_POWER_MANAGEMENT_MODE_S);
+ ksz_write8(dev, REG_POWER_MANAGEMENT_1, 0);
+ }
return 0;
}
@@ -117,29 +269,34 @@ static void ksz8795_set_prio_queue(struct ksz_device *dev, int port, int queue)
true);
}
-static void ksz8795_r_mib_cnt(struct ksz_device *dev, int port, u16 addr,
- u64 *cnt)
+static void ksz8_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt)
{
+ struct ksz8 *ksz8 = dev->priv;
+ const u32 *masks;
+ const u8 *regs;
u16 ctrl_addr;
u32 data;
u8 check;
int loop;
+ masks = ksz8->masks;
+ regs = ksz8->regs;
+
ctrl_addr = addr + dev->reg_mib_cnt * port;
ctrl_addr |= IND_ACC_TABLE(TABLE_MIB | TABLE_READ);
mutex_lock(&dev->alu_mutex);
- ksz_write16(dev, REG_IND_CTRL_0, ctrl_addr);
+ ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr);
/* It is almost guaranteed to always read the valid bit because of
* slow SPI speed.
*/
for (loop = 2; loop > 0; loop--) {
- ksz_read8(dev, REG_IND_MIB_CHECK, &check);
+ ksz_read8(dev, regs[REG_IND_MIB_CHECK], &check);
- if (check & MIB_COUNTER_VALID) {
- ksz_read32(dev, REG_IND_DATA_LO, &data);
- if (check & MIB_COUNTER_OVERFLOW)
+ if (check & masks[MIB_COUNTER_VALID]) {
+ ksz_read32(dev, regs[REG_IND_DATA_LO], &data);
+ if (check & masks[MIB_COUNTER_OVERFLOW])
*cnt += MIB_COUNTER_VALUE + 1;
*cnt += data & MIB_COUNTER_VALUE;
break;
@@ -151,27 +308,33 @@ static void ksz8795_r_mib_cnt(struct ksz_device *dev, int port, u16 addr,
static void ksz8795_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
u64 *dropped, u64 *cnt)
{
+ struct ksz8 *ksz8 = dev->priv;
+ const u32 *masks;
+ const u8 *regs;
u16 ctrl_addr;
u32 data;
u8 check;
int loop;
+ masks = ksz8->masks;
+ regs = ksz8->regs;
+
addr -= dev->reg_mib_cnt;
- ctrl_addr = (KS_MIB_TOTAL_RX_1 - KS_MIB_TOTAL_RX_0) * port;
- ctrl_addr += addr + KS_MIB_TOTAL_RX_0;
+ ctrl_addr = (KSZ8795_MIB_TOTAL_RX_1 - KSZ8795_MIB_TOTAL_RX_0) * port;
+ ctrl_addr += addr + KSZ8795_MIB_TOTAL_RX_0;
ctrl_addr |= IND_ACC_TABLE(TABLE_MIB | TABLE_READ);
mutex_lock(&dev->alu_mutex);
- ksz_write16(dev, REG_IND_CTRL_0, ctrl_addr);
+ ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr);
/* It is almost guaranteed to always read the valid bit because of
* slow SPI speed.
*/
for (loop = 2; loop > 0; loop--) {
- ksz_read8(dev, REG_IND_MIB_CHECK, &check);
+ ksz_read8(dev, regs[REG_IND_MIB_CHECK], &check);
- if (check & MIB_COUNTER_VALID) {
- ksz_read32(dev, REG_IND_DATA_LO, &data);
+ if (check & masks[MIB_COUNTER_VALID]) {
+ ksz_read32(dev, regs[REG_IND_DATA_LO], &data);
if (addr < 2) {
u64 total;
@@ -179,13 +342,13 @@ static void ksz8795_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
total <<= 32;
*cnt += total;
*cnt += data;
- if (check & MIB_COUNTER_OVERFLOW) {
+ if (check & masks[MIB_COUNTER_OVERFLOW]) {
total = MIB_TOTAL_BYTES_H + 1;
total <<= 32;
*cnt += total;
}
} else {
- if (check & MIB_COUNTER_OVERFLOW)
+ if (check & masks[MIB_COUNTER_OVERFLOW])
*cnt += MIB_PACKET_DROPPED + 1;
*cnt += data & MIB_PACKET_DROPPED;
}
@@ -195,8 +358,52 @@ static void ksz8795_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
mutex_unlock(&dev->alu_mutex);
}
-static void ksz8795_freeze_mib(struct ksz_device *dev, int port, bool freeze)
+static void ksz8863_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
+ u64 *dropped, u64 *cnt)
+{
+ struct ksz8 *ksz8 = dev->priv;
+ const u8 *regs = ksz8->regs;
+ u32 *last = (u32 *)dropped;
+ u16 ctrl_addr;
+ u32 data;
+ u32 cur;
+
+ addr -= dev->reg_mib_cnt;
+ ctrl_addr = addr ? KSZ8863_MIB_PACKET_DROPPED_TX_0 :
+ KSZ8863_MIB_PACKET_DROPPED_RX_0;
+ ctrl_addr += port;
+ ctrl_addr |= IND_ACC_TABLE(TABLE_MIB | TABLE_READ);
+
+ mutex_lock(&dev->alu_mutex);
+ ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr);
+ ksz_read32(dev, regs[REG_IND_DATA_LO], &data);
+ mutex_unlock(&dev->alu_mutex);
+
+ data &= MIB_PACKET_DROPPED;
+ cur = last[addr];
+ if (data != cur) {
+ last[addr] = data;
+ if (data < cur)
+ data += MIB_PACKET_DROPPED + 1;
+ data -= cur;
+ *cnt += data;
+ }
+}
+
+static void ksz8_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
+ u64 *dropped, u64 *cnt)
{
+ if (ksz_is_ksz88x3(dev))
+ ksz8863_r_mib_pkt(dev, port, addr, dropped, cnt);
+ else
+ ksz8795_r_mib_pkt(dev, port, addr, dropped, cnt);
+}
+
+static void ksz8_freeze_mib(struct ksz_device *dev, int port, bool freeze)
+{
+ if (ksz_is_ksz88x3(dev))
+ return;
+
/* enable the port for flush/freeze function */
if (freeze)
ksz_cfg(dev, REG_SW_CTRL_6, BIT(port), true);
@@ -207,14 +414,17 @@ static void ksz8795_freeze_mib(struct ksz_device *dev, int port, bool freeze)
ksz_cfg(dev, REG_SW_CTRL_6, BIT(port), false);
}
-static void ksz8795_port_init_cnt(struct ksz_device *dev, int port)
+static void ksz8_port_init_cnt(struct ksz_device *dev, int port)
{
struct ksz_port_mib *mib = &dev->ports[port].mib;
+ u64 *dropped;
- /* flush all enabled port MIB counters */
- ksz_cfg(dev, REG_SW_CTRL_6, BIT(port), true);
- ksz_cfg(dev, REG_SW_CTRL_6, SW_MIB_COUNTER_FLUSH, true);
- ksz_cfg(dev, REG_SW_CTRL_6, BIT(port), false);
+ if (!ksz_is_ksz88x3(dev)) {
+ /* flush all enabled port MIB counters */
+ ksz_cfg(dev, REG_SW_CTRL_6, BIT(port), true);
+ ksz_cfg(dev, REG_SW_CTRL_6, SW_MIB_COUNTER_FLUSH, true);
+ ksz_cfg(dev, REG_SW_CTRL_6, BIT(port), false);
+ }
mib->cnt_ptr = 0;
@@ -225,80 +435,99 @@ static void ksz8795_port_init_cnt(struct ksz_device *dev, int port)
++mib->cnt_ptr;
}
+ /* last one in storage */
+ dropped = &mib->counters[dev->mib_cnt];
+
/* Some ports may not have MIB counters after SWITCH_COUNTER_NUM. */
while (mib->cnt_ptr < dev->mib_cnt) {
dev->dev_ops->r_mib_pkt(dev, port, mib->cnt_ptr,
- NULL, &mib->counters[mib->cnt_ptr]);
+ dropped, &mib->counters[mib->cnt_ptr]);
++mib->cnt_ptr;
}
mib->cnt_ptr = 0;
memset(mib->counters, 0, dev->mib_cnt * sizeof(u64));
}
-static void ksz8795_r_table(struct ksz_device *dev, int table, u16 addr,
- u64 *data)
+static void ksz8_r_table(struct ksz_device *dev, int table, u16 addr, u64 *data)
{
+ struct ksz8 *ksz8 = dev->priv;
+ const u8 *regs = ksz8->regs;
u16 ctrl_addr;
ctrl_addr = IND_ACC_TABLE(table | TABLE_READ) | addr;
mutex_lock(&dev->alu_mutex);
- ksz_write16(dev, REG_IND_CTRL_0, ctrl_addr);
- ksz_read64(dev, REG_IND_DATA_HI, data);
+ ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr);
+ ksz_read64(dev, regs[REG_IND_DATA_HI], data);
mutex_unlock(&dev->alu_mutex);
}
-static void ksz8795_w_table(struct ksz_device *dev, int table, u16 addr,
- u64 data)
+static void ksz8_w_table(struct ksz_device *dev, int table, u16 addr, u64 data)
{
+ struct ksz8 *ksz8 = dev->priv;
+ const u8 *regs = ksz8->regs;
u16 ctrl_addr;
ctrl_addr = IND_ACC_TABLE(table) | addr;
mutex_lock(&dev->alu_mutex);
- ksz_write64(dev, REG_IND_DATA_HI, data);
- ksz_write16(dev, REG_IND_CTRL_0, ctrl_addr);
+ ksz_write64(dev, regs[REG_IND_DATA_HI], data);
+ ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr);
mutex_unlock(&dev->alu_mutex);
}
-static int ksz8795_valid_dyn_entry(struct ksz_device *dev, u8 *data)
+static int ksz8_valid_dyn_entry(struct ksz_device *dev, u8 *data)
{
+ struct ksz8 *ksz8 = dev->priv;
int timeout = 100;
+ const u32 *masks;
+ const u8 *regs;
+
+ masks = ksz8->masks;
+ regs = ksz8->regs;
do {
- ksz_read8(dev, REG_IND_DATA_CHECK, data);
+ ksz_read8(dev, regs[REG_IND_DATA_CHECK], data);
timeout--;
- } while ((*data & DYNAMIC_MAC_TABLE_NOT_READY) && timeout);
+ } while ((*data & masks[DYNAMIC_MAC_TABLE_NOT_READY]) && timeout);
/* Entry is not ready for accessing. */
- if (*data & DYNAMIC_MAC_TABLE_NOT_READY) {
+ if (*data & masks[DYNAMIC_MAC_TABLE_NOT_READY]) {
return -EAGAIN;
/* Entry is ready for accessing. */
} else {
- ksz_read8(dev, REG_IND_DATA_8, data);
+ ksz_read8(dev, regs[REG_IND_DATA_8], data);
/* There is no valid entry in the table. */
- if (*data & DYNAMIC_MAC_TABLE_MAC_EMPTY)
+ if (*data & masks[DYNAMIC_MAC_TABLE_MAC_EMPTY])
return -ENXIO;
}
return 0;
}
-static int ksz8795_r_dyn_mac_table(struct ksz_device *dev, u16 addr,
- u8 *mac_addr, u8 *fid, u8 *src_port,
- u8 *timestamp, u16 *entries)
+static int ksz8_r_dyn_mac_table(struct ksz_device *dev, u16 addr,
+ u8 *mac_addr, u8 *fid, u8 *src_port,
+ u8 *timestamp, u16 *entries)
{
+ struct ksz8 *ksz8 = dev->priv;
u32 data_hi, data_lo;
+ const u8 *shifts;
+ const u32 *masks;
+ const u8 *regs;
u16 ctrl_addr;
u8 data;
int rc;
+ shifts = ksz8->shifts;
+ masks = ksz8->masks;
+ regs = ksz8->regs;
+
ctrl_addr = IND_ACC_TABLE(TABLE_DYNAMIC_MAC | TABLE_READ) | addr;
mutex_lock(&dev->alu_mutex);
- ksz_write16(dev, REG_IND_CTRL_0, ctrl_addr);
+ ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr);
- rc = ksz8795_valid_dyn_entry(dev, &data);
+ rc = ksz8_valid_dyn_entry(dev, &data);
if (rc == -EAGAIN) {
if (addr == 0)
*entries = 0;
@@ -309,23 +538,23 @@ static int ksz8795_r_dyn_mac_table(struct ksz_device *dev, u16 addr,
u64 buf = 0;
int cnt;
- ksz_read64(dev, REG_IND_DATA_HI, &buf);
+ ksz_read64(dev, regs[REG_IND_DATA_HI], &buf);
data_hi = (u32)(buf >> 32);
data_lo = (u32)buf;
/* Check out how many valid entry in the table. */
- cnt = data & DYNAMIC_MAC_TABLE_ENTRIES_H;
- cnt <<= DYNAMIC_MAC_ENTRIES_H_S;
- cnt |= (data_hi & DYNAMIC_MAC_TABLE_ENTRIES) >>
- DYNAMIC_MAC_ENTRIES_S;
+ cnt = data & masks[DYNAMIC_MAC_TABLE_ENTRIES_H];
+ cnt <<= shifts[DYNAMIC_MAC_ENTRIES_H];
+ cnt |= (data_hi & masks[DYNAMIC_MAC_TABLE_ENTRIES]) >>
+ shifts[DYNAMIC_MAC_ENTRIES];
*entries = cnt + 1;
- *fid = (data_hi & DYNAMIC_MAC_TABLE_FID) >>
- DYNAMIC_MAC_FID_S;
- *src_port = (data_hi & DYNAMIC_MAC_TABLE_SRC_PORT) >>
- DYNAMIC_MAC_SRC_PORT_S;
- *timestamp = (data_hi & DYNAMIC_MAC_TABLE_TIMESTAMP) >>
- DYNAMIC_MAC_TIMESTAMP_S;
+ *fid = (data_hi & masks[DYNAMIC_MAC_TABLE_FID]) >>
+ shifts[DYNAMIC_MAC_FID];
+ *src_port = (data_hi & masks[DYNAMIC_MAC_TABLE_SRC_PORT]) >>
+ shifts[DYNAMIC_MAC_SRC_PORT];
+ *timestamp = (data_hi & masks[DYNAMIC_MAC_TABLE_TIMESTAMP]) >>
+ shifts[DYNAMIC_MAC_TIMESTAMP];
mac_addr[5] = (u8)data_lo;
mac_addr[4] = (u8)(data_lo >> 8);
@@ -341,91 +570,128 @@ static int ksz8795_r_dyn_mac_table(struct ksz_device *dev, u16 addr,
return rc;
}
-static int ksz8795_r_sta_mac_table(struct ksz_device *dev, u16 addr,
- struct alu_struct *alu)
+static int ksz8_r_sta_mac_table(struct ksz_device *dev, u16 addr,
+ struct alu_struct *alu)
{
+ struct ksz8 *ksz8 = dev->priv;
u32 data_hi, data_lo;
+ const u8 *shifts;
+ const u32 *masks;
u64 data;
- ksz8795_r_table(dev, TABLE_STATIC_MAC, addr, &data);
+ shifts = ksz8->shifts;
+ masks = ksz8->masks;
+
+ ksz8_r_table(dev, TABLE_STATIC_MAC, addr, &data);
data_hi = data >> 32;
data_lo = (u32)data;
- if (data_hi & (STATIC_MAC_TABLE_VALID | STATIC_MAC_TABLE_OVERRIDE)) {
+ if (data_hi & (masks[STATIC_MAC_TABLE_VALID] |
+ masks[STATIC_MAC_TABLE_OVERRIDE])) {
alu->mac[5] = (u8)data_lo;
alu->mac[4] = (u8)(data_lo >> 8);
alu->mac[3] = (u8)(data_lo >> 16);
alu->mac[2] = (u8)(data_lo >> 24);
alu->mac[1] = (u8)data_hi;
alu->mac[0] = (u8)(data_hi >> 8);
- alu->port_forward = (data_hi & STATIC_MAC_TABLE_FWD_PORTS) >>
- STATIC_MAC_FWD_PORTS_S;
+ alu->port_forward =
+ (data_hi & masks[STATIC_MAC_TABLE_FWD_PORTS]) >>
+ shifts[STATIC_MAC_FWD_PORTS];
alu->is_override =
- (data_hi & STATIC_MAC_TABLE_OVERRIDE) ? 1 : 0;
+ (data_hi & masks[STATIC_MAC_TABLE_OVERRIDE]) ? 1 : 0;
data_hi >>= 1;
- alu->is_use_fid = (data_hi & STATIC_MAC_TABLE_USE_FID) ? 1 : 0;
- alu->fid = (data_hi & STATIC_MAC_TABLE_FID) >>
- STATIC_MAC_FID_S;
+ alu->is_static = true;
+ alu->is_use_fid =
+ (data_hi & masks[STATIC_MAC_TABLE_USE_FID]) ? 1 : 0;
+ alu->fid = (data_hi & masks[STATIC_MAC_TABLE_FID]) >>
+ shifts[STATIC_MAC_FID];
return 0;
}
return -ENXIO;
}
-static void ksz8795_w_sta_mac_table(struct ksz_device *dev, u16 addr,
- struct alu_struct *alu)
+static void ksz8_w_sta_mac_table(struct ksz_device *dev, u16 addr,
+ struct alu_struct *alu)
{
+ struct ksz8 *ksz8 = dev->priv;
u32 data_hi, data_lo;
+ const u8 *shifts;
+ const u32 *masks;
u64 data;
+ shifts = ksz8->shifts;
+ masks = ksz8->masks;
+
data_lo = ((u32)alu->mac[2] << 24) |
((u32)alu->mac[3] << 16) |
((u32)alu->mac[4] << 8) | alu->mac[5];
data_hi = ((u32)alu->mac[0] << 8) | alu->mac[1];
- data_hi |= (u32)alu->port_forward << STATIC_MAC_FWD_PORTS_S;
+ data_hi |= (u32)alu->port_forward << shifts[STATIC_MAC_FWD_PORTS];
if (alu->is_override)
- data_hi |= STATIC_MAC_TABLE_OVERRIDE;
+ data_hi |= masks[STATIC_MAC_TABLE_OVERRIDE];
if (alu->is_use_fid) {
- data_hi |= STATIC_MAC_TABLE_USE_FID;
- data_hi |= (u32)alu->fid << STATIC_MAC_FID_S;
+ data_hi |= masks[STATIC_MAC_TABLE_USE_FID];
+ data_hi |= (u32)alu->fid << shifts[STATIC_MAC_FID];
}
if (alu->is_static)
- data_hi |= STATIC_MAC_TABLE_VALID;
+ data_hi |= masks[STATIC_MAC_TABLE_VALID];
else
- data_hi &= ~STATIC_MAC_TABLE_OVERRIDE;
+ data_hi &= ~masks[STATIC_MAC_TABLE_OVERRIDE];
data = (u64)data_hi << 32 | data_lo;
- ksz8795_w_table(dev, TABLE_STATIC_MAC, addr, data);
+ ksz8_w_table(dev, TABLE_STATIC_MAC, addr, data);
}
-static void ksz8795_from_vlan(u16 vlan, u8 *fid, u8 *member, u8 *valid)
+static void ksz8_from_vlan(struct ksz_device *dev, u32 vlan, u8 *fid,
+ u8 *member, u8 *valid)
{
- *fid = vlan & VLAN_TABLE_FID;
- *member = (vlan & VLAN_TABLE_MEMBERSHIP) >> VLAN_TABLE_MEMBERSHIP_S;
- *valid = !!(vlan & VLAN_TABLE_VALID);
+ struct ksz8 *ksz8 = dev->priv;
+ const u8 *shifts;
+ const u32 *masks;
+
+ shifts = ksz8->shifts;
+ masks = ksz8->masks;
+
+ *fid = vlan & masks[VLAN_TABLE_FID];
+ *member = (vlan & masks[VLAN_TABLE_MEMBERSHIP]) >>
+ shifts[VLAN_TABLE_MEMBERSHIP_S];
+ *valid = !!(vlan & masks[VLAN_TABLE_VALID]);
}
-static void ksz8795_to_vlan(u8 fid, u8 member, u8 valid, u16 *vlan)
+static void ksz8_to_vlan(struct ksz_device *dev, u8 fid, u8 member, u8 valid,
+ u16 *vlan)
{
+ struct ksz8 *ksz8 = dev->priv;
+ const u8 *shifts;
+ const u32 *masks;
+
+ shifts = ksz8->shifts;
+ masks = ksz8->masks;
+
*vlan = fid;
- *vlan |= (u16)member << VLAN_TABLE_MEMBERSHIP_S;
+ *vlan |= (u16)member << shifts[VLAN_TABLE_MEMBERSHIP_S];
if (valid)
- *vlan |= VLAN_TABLE_VALID;
+ *vlan |= masks[VLAN_TABLE_VALID];
}
-static void ksz8795_r_vlan_entries(struct ksz_device *dev, u16 addr)
+static void ksz8_r_vlan_entries(struct ksz_device *dev, u16 addr)
{
+ struct ksz8 *ksz8 = dev->priv;
+ const u8 *shifts;
u64 data;
int i;
- ksz8795_r_table(dev, TABLE_VLAN, addr, &data);
+ shifts = ksz8->shifts;
+
+ ksz8_r_table(dev, TABLE_VLAN, addr, &data);
addr *= dev->phy_port_cnt;
for (i = 0; i < dev->phy_port_cnt; i++) {
dev->vlan_cache[addr + i].table[0] = (u16)data;
- data >>= VLAN_TABLE_S;
+ data >>= shifts[VLAN_TABLE];
}
}
-static void ksz8795_r_vlan_table(struct ksz_device *dev, u16 vid, u16 *vlan)
+static void ksz8_r_vlan_table(struct ksz_device *dev, u16 vid, u16 *vlan)
{
int index;
u16 *data;
@@ -435,11 +701,11 @@ static void ksz8795_r_vlan_table(struct ksz_device *dev, u16 vid, u16 *vlan)
data = (u16 *)&buf;
addr = vid / dev->phy_port_cnt;
index = vid & 3;
- ksz8795_r_table(dev, TABLE_VLAN, addr, &buf);
+ ksz8_r_table(dev, TABLE_VLAN, addr, &buf);
*vlan = data[index];
}
-static void ksz8795_w_vlan_table(struct ksz_device *dev, u16 vid, u16 vlan)
+static void ksz8_w_vlan_table(struct ksz_device *dev, u16 vid, u16 vlan)
{
int index;
u16 *data;
@@ -449,30 +715,37 @@ static void ksz8795_w_vlan_table(struct ksz_device *dev, u16 vid, u16 vlan)
data = (u16 *)&buf;
addr = vid / dev->phy_port_cnt;
index = vid & 3;
- ksz8795_r_table(dev, TABLE_VLAN, addr, &buf);
+ ksz8_r_table(dev, TABLE_VLAN, addr, &buf);
data[index] = vlan;
dev->vlan_cache[vid].table[0] = vlan;
- ksz8795_w_table(dev, TABLE_VLAN, addr, buf);
+ ksz8_w_table(dev, TABLE_VLAN, addr, buf);
}
-static void ksz8795_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val)
+static void ksz8_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val)
{
+ struct ksz8 *ksz8 = dev->priv;
u8 restart, speed, ctrl, link;
+ const u8 *regs = ksz8->regs;
int processed = true;
u16 data = 0;
u8 p = phy;
switch (reg) {
case PHY_REG_CTRL:
- ksz_pread8(dev, p, P_NEG_RESTART_CTRL, &restart);
- ksz_pread8(dev, p, P_SPEED_STATUS, &speed);
- ksz_pread8(dev, p, P_FORCE_CTRL, &ctrl);
+ ksz_pread8(dev, p, regs[P_NEG_RESTART_CTRL], &restart);
+ ksz_pread8(dev, p, regs[P_SPEED_STATUS], &speed);
+ ksz_pread8(dev, p, regs[P_FORCE_CTRL], &ctrl);
if (restart & PORT_PHY_LOOPBACK)
data |= PHY_LOOPBACK;
if (ctrl & PORT_FORCE_100_MBIT)
data |= PHY_SPEED_100MBIT;
- if (!(ctrl & PORT_AUTO_NEG_DISABLE))
- data |= PHY_AUTO_NEG_ENABLE;
+ if (ksz_is_ksz88x3(dev)) {
+ if ((ctrl & PORT_AUTO_NEG_ENABLE))
+ data |= PHY_AUTO_NEG_ENABLE;
+ } else {
+ if (!(ctrl & PORT_AUTO_NEG_DISABLE))
+ data |= PHY_AUTO_NEG_ENABLE;
+ }
if (restart & PORT_POWER_DOWN)
data |= PHY_POWER_DOWN;
if (restart & PORT_AUTO_NEG_RESTART)
@@ -491,7 +764,7 @@ static void ksz8795_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val)
data |= PHY_LED_DISABLE;
break;
case PHY_REG_STATUS:
- ksz_pread8(dev, p, P_LINK_STATUS, &link);
+ ksz_pread8(dev, p, regs[P_LINK_STATUS], &link);
data = PHY_100BTX_FD_CAPABLE |
PHY_100BTX_CAPABLE |
PHY_10BT_FD_CAPABLE |
@@ -506,10 +779,13 @@ static void ksz8795_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val)
data = KSZ8795_ID_HI;
break;
case PHY_REG_ID_2:
- data = KSZ8795_ID_LO;
+ if (ksz_is_ksz88x3(dev))
+ data = KSZ8863_ID_LO;
+ else
+ data = KSZ8795_ID_LO;
break;
case PHY_REG_AUTO_NEGOTIATION:
- ksz_pread8(dev, p, P_LOCAL_CTRL, &ctrl);
+ ksz_pread8(dev, p, regs[P_LOCAL_CTRL], &ctrl);
data = PHY_AUTO_NEG_802_3;
if (ctrl & PORT_AUTO_NEG_SYM_PAUSE)
data |= PHY_AUTO_NEG_SYM_PAUSE;
@@ -523,7 +799,7 @@ static void ksz8795_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val)
data |= PHY_AUTO_NEG_10BT;
break;
case PHY_REG_REMOTE_CAPABILITY:
- ksz_pread8(dev, p, P_REMOTE_STATUS, &link);
+ ksz_pread8(dev, p, regs[P_REMOTE_STATUS], &link);
data = PHY_AUTO_NEG_802_3;
if (link & PORT_REMOTE_SYM_PAUSE)
data |= PHY_AUTO_NEG_SYM_PAUSE;
@@ -546,10 +822,12 @@ static void ksz8795_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val)
*val = data;
}
-static void ksz8795_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
+static void ksz8_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
{
- u8 p = phy;
+ struct ksz8 *ksz8 = dev->priv;
u8 restart, speed, ctrl, data;
+ const u8 *regs = ksz8->regs;
+ u8 p = phy;
switch (reg) {
case PHY_REG_CTRL:
@@ -557,24 +835,32 @@ static void ksz8795_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
/* Do not support PHY reset function. */
if (val & PHY_RESET)
break;
- ksz_pread8(dev, p, P_SPEED_STATUS, &speed);
+ ksz_pread8(dev, p, regs[P_SPEED_STATUS], &speed);
data = speed;
if (val & PHY_HP_MDIX)
data |= PORT_HP_MDIX;
else
data &= ~PORT_HP_MDIX;
if (data != speed)
- ksz_pwrite8(dev, p, P_SPEED_STATUS, data);
- ksz_pread8(dev, p, P_FORCE_CTRL, &ctrl);
+ ksz_pwrite8(dev, p, regs[P_SPEED_STATUS], data);
+ ksz_pread8(dev, p, regs[P_FORCE_CTRL], &ctrl);
data = ctrl;
- if (!(val & PHY_AUTO_NEG_ENABLE))
- data |= PORT_AUTO_NEG_DISABLE;
- else
- data &= ~PORT_AUTO_NEG_DISABLE;
+ if (ksz_is_ksz88x3(dev)) {
+ if ((val & PHY_AUTO_NEG_ENABLE))
+ data |= PORT_AUTO_NEG_ENABLE;
+ else
+ data &= ~PORT_AUTO_NEG_ENABLE;
+ } else {
+ if (!(val & PHY_AUTO_NEG_ENABLE))
+ data |= PORT_AUTO_NEG_DISABLE;
+ else
+ data &= ~PORT_AUTO_NEG_DISABLE;
+
+ /* Fiber port does not support auto-negotiation. */
+ if (dev->ports[p].fiber)
+ data |= PORT_AUTO_NEG_DISABLE;
+ }
- /* Fiber port does not support auto-negotiation. */
- if (dev->ports[p].fiber)
- data |= PORT_AUTO_NEG_DISABLE;
if (val & PHY_SPEED_100MBIT)
data |= PORT_FORCE_100_MBIT;
else
@@ -584,8 +870,8 @@ static void ksz8795_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
else
data &= ~PORT_FORCE_FULL_DUPLEX;
if (data != ctrl)
- ksz_pwrite8(dev, p, P_FORCE_CTRL, data);
- ksz_pread8(dev, p, P_NEG_RESTART_CTRL, &restart);
+ ksz_pwrite8(dev, p, regs[P_FORCE_CTRL], data);
+ ksz_pread8(dev, p, regs[P_NEG_RESTART_CTRL], &restart);
data = restart;
if (val & PHY_LED_DISABLE)
data |= PORT_LED_OFF;
@@ -616,10 +902,10 @@ static void ksz8795_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
else
data &= ~PORT_PHY_LOOPBACK;
if (data != restart)
- ksz_pwrite8(dev, p, P_NEG_RESTART_CTRL, data);
+ ksz_pwrite8(dev, p, regs[P_NEG_RESTART_CTRL], data);
break;
case PHY_REG_AUTO_NEGOTIATION:
- ksz_pread8(dev, p, P_LOCAL_CTRL, &ctrl);
+ ksz_pread8(dev, p, regs[P_LOCAL_CTRL], &ctrl);
data = ctrl;
data &= ~(PORT_AUTO_NEG_SYM_PAUSE |
PORT_AUTO_NEG_100BTX_FD |
@@ -637,34 +923,37 @@ static void ksz8795_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
if (val & PHY_AUTO_NEG_10BT)
data |= PORT_AUTO_NEG_10BT;
if (data != ctrl)
- ksz_pwrite8(dev, p, P_LOCAL_CTRL, data);
+ ksz_pwrite8(dev, p, regs[P_LOCAL_CTRL], data);
break;
default:
break;
}
}
-static enum dsa_tag_protocol ksz8795_get_tag_protocol(struct dsa_switch *ds,
- int port,
- enum dsa_tag_protocol mp)
+static enum dsa_tag_protocol ksz8_get_tag_protocol(struct dsa_switch *ds,
+ int port,
+ enum dsa_tag_protocol mp)
{
- return DSA_TAG_PROTO_KSZ8795;
+ struct ksz_device *dev = ds->priv;
+
+ /* ksz88x3 uses the same tag schema as KSZ9893 */
+ return ksz_is_ksz88x3(dev) ?
+ DSA_TAG_PROTO_KSZ9893 : DSA_TAG_PROTO_KSZ8795;
}
-static void ksz8795_get_strings(struct dsa_switch *ds, int port,
- u32 stringset, uint8_t *buf)
+static void ksz8_get_strings(struct dsa_switch *ds, int port,
+ u32 stringset, uint8_t *buf)
{
struct ksz_device *dev = ds->priv;
int i;
for (i = 0; i < dev->mib_cnt; i++) {
- memcpy(buf + i * ETH_GSTRING_LEN, mib_names[i].string,
- ETH_GSTRING_LEN);
+ memcpy(buf + i * ETH_GSTRING_LEN,
+ dev->mib_names[i].string, ETH_GSTRING_LEN);
}
}
-static void ksz8795_cfg_port_member(struct ksz_device *dev, int port,
- u8 member)
+static void ksz8_cfg_port_member(struct ksz_device *dev, int port, u8 member)
{
u8 data;
@@ -675,8 +964,7 @@ static void ksz8795_cfg_port_member(struct ksz_device *dev, int port,
dev->ports[port].member = member;
}
-static void ksz8795_port_stp_state_set(struct dsa_switch *ds, int port,
- u8 state)
+static void ksz8_port_stp_state_set(struct dsa_switch *ds, int port, u8 state)
{
struct ksz_device *dev = ds->priv;
int forward = dev->member;
@@ -734,7 +1022,7 @@ static void ksz8795_port_stp_state_set(struct dsa_switch *ds, int port,
p->stp_state = state;
/* Port membership may share register with STP state. */
if (member >= 0 && member != p->member)
- ksz8795_cfg_port_member(dev, port, (u8)member);
+ ksz8_cfg_port_member(dev, port, (u8)member);
/* Check if forwarding needs to be updated. */
if (state != BR_STATE_FORWARDING) {
@@ -749,7 +1037,7 @@ static void ksz8795_port_stp_state_set(struct dsa_switch *ds, int port,
ksz_update_port_member(dev, port);
}
-static void ksz8795_flush_dyn_mac_table(struct ksz_device *dev, int port)
+static void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port)
{
u8 learn[DSA_MAX_PORTS];
int first, index, cnt;
@@ -782,30 +1070,35 @@ static void ksz8795_flush_dyn_mac_table(struct ksz_device *dev, int port)
}
}
-static int ksz8795_port_vlan_filtering(struct dsa_switch *ds, int port,
- bool flag,
- struct netlink_ext_ack *extack)
+static int ksz8_port_vlan_filtering(struct dsa_switch *ds, int port, bool flag,
+ struct netlink_ext_ack *extack)
{
struct ksz_device *dev = ds->priv;
+ if (ksz_is_ksz88x3(dev))
+ return -ENOTSUPP;
+
ksz_cfg(dev, S_MIRROR_CTRL, SW_VLAN_ENABLE, flag);
return 0;
}
-static int ksz8795_port_vlan_add(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_vlan *vlan,
- struct netlink_ext_ack *extack)
+static int ksz8_port_vlan_add(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct netlink_ext_ack *extack)
{
bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
struct ksz_device *dev = ds->priv;
u16 data, new_pvid = 0;
u8 fid, member, valid;
+ if (ksz_is_ksz88x3(dev))
+ return -ENOTSUPP;
+
ksz_port_cfg(dev, port, P_TAG_CTRL, PORT_REMOVE_TAG, untagged);
- ksz8795_r_vlan_table(dev, vlan->vid, &data);
- ksz8795_from_vlan(data, &fid, &member, &valid);
+ ksz8_r_vlan_table(dev, vlan->vid, &data);
+ ksz8_from_vlan(dev, data, &fid, &member, &valid);
/* First time to setup the VLAN entry. */
if (!valid) {
@@ -815,8 +1108,8 @@ static int ksz8795_port_vlan_add(struct dsa_switch *ds, int port,
}
member |= BIT(port);
- ksz8795_to_vlan(fid, member, valid, &data);
- ksz8795_w_vlan_table(dev, vlan->vid, data);
+ ksz8_to_vlan(dev, fid, member, valid, &data);
+ ksz8_w_vlan_table(dev, vlan->vid, data);
/* change PVID */
if (vlan->flags & BRIDGE_VLAN_INFO_PVID)
@@ -834,21 +1127,24 @@ static int ksz8795_port_vlan_add(struct dsa_switch *ds, int port,
return 0;
}
-static int ksz8795_port_vlan_del(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_vlan *vlan)
+static int ksz8_port_vlan_del(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_vlan *vlan)
{
bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
struct ksz_device *dev = ds->priv;
u16 data, pvid, new_pvid = 0;
u8 fid, member, valid;
+ if (ksz_is_ksz88x3(dev))
+ return -ENOTSUPP;
+
ksz_pread16(dev, port, REG_PORT_CTRL_VID, &pvid);
pvid = pvid & 0xFFF;
ksz_port_cfg(dev, port, P_TAG_CTRL, PORT_REMOVE_TAG, untagged);
- ksz8795_r_vlan_table(dev, vlan->vid, &data);
- ksz8795_from_vlan(data, &fid, &member, &valid);
+ ksz8_r_vlan_table(dev, vlan->vid, &data);
+ ksz8_from_vlan(dev, data, &fid, &member, &valid);
member &= ~BIT(port);
@@ -861,8 +1157,8 @@ static int ksz8795_port_vlan_del(struct dsa_switch *ds, int port,
if (pvid == vlan->vid)
new_pvid = 1;
- ksz8795_to_vlan(fid, member, valid, &data);
- ksz8795_w_vlan_table(dev, vlan->vid, data);
+ ksz8_to_vlan(dev, fid, member, valid, &data);
+ ksz8_w_vlan_table(dev, vlan->vid, data);
if (new_pvid != pvid)
ksz_pwrite16(dev, port, REG_PORT_CTRL_VID, pvid);
@@ -870,9 +1166,9 @@ static int ksz8795_port_vlan_del(struct dsa_switch *ds, int port,
return 0;
}
-static int ksz8795_port_mirror_add(struct dsa_switch *ds, int port,
- struct dsa_mall_mirror_tc_entry *mirror,
- bool ingress)
+static int ksz8_port_mirror_add(struct dsa_switch *ds, int port,
+ struct dsa_mall_mirror_tc_entry *mirror,
+ bool ingress)
{
struct ksz_device *dev = ds->priv;
@@ -894,8 +1190,8 @@ static int ksz8795_port_mirror_add(struct dsa_switch *ds, int port,
return 0;
}
-static void ksz8795_port_mirror_del(struct dsa_switch *ds, int port,
- struct dsa_mall_mirror_tc_entry *mirror)
+static void ksz8_port_mirror_del(struct dsa_switch *ds, int port,
+ struct dsa_mall_mirror_tc_entry *mirror)
{
struct ksz_device *dev = ds->priv;
u8 data;
@@ -915,91 +1211,111 @@ static void ksz8795_port_mirror_del(struct dsa_switch *ds, int port,
PORT_MIRROR_SNIFFER, false);
}
-static void ksz8795_port_setup(struct ksz_device *dev, int port, bool cpu_port)
+static void ksz8795_cpu_interface_select(struct ksz_device *dev, int port)
+{
+ struct ksz_port *p = &dev->ports[port];
+ u8 data8;
+
+ if (!p->interface && dev->compat_interface) {
+ dev_warn(dev->dev,
+ "Using legacy switch \"phy-mode\" property, because it is missing on port %d node. "
+ "Please update your device tree.\n",
+ port);
+ p->interface = dev->compat_interface;
+ }
+
+ /* Configure MII interface for proper network communication. */
+ ksz_read8(dev, REG_PORT_5_CTRL_6, &data8);
+ data8 &= ~PORT_INTERFACE_TYPE;
+ data8 &= ~PORT_GMII_1GPS_MODE;
+ switch (p->interface) {
+ case PHY_INTERFACE_MODE_MII:
+ p->phydev.speed = SPEED_100;
+ break;
+ case PHY_INTERFACE_MODE_RMII:
+ data8 |= PORT_INTERFACE_RMII;
+ p->phydev.speed = SPEED_100;
+ break;
+ case PHY_INTERFACE_MODE_GMII:
+ data8 |= PORT_GMII_1GPS_MODE;
+ data8 |= PORT_INTERFACE_GMII;
+ p->phydev.speed = SPEED_1000;
+ break;
+ default:
+ data8 &= ~PORT_RGMII_ID_IN_ENABLE;
+ data8 &= ~PORT_RGMII_ID_OUT_ENABLE;
+ if (p->interface == PHY_INTERFACE_MODE_RGMII_ID ||
+ p->interface == PHY_INTERFACE_MODE_RGMII_RXID)
+ data8 |= PORT_RGMII_ID_IN_ENABLE;
+ if (p->interface == PHY_INTERFACE_MODE_RGMII_ID ||
+ p->interface == PHY_INTERFACE_MODE_RGMII_TXID)
+ data8 |= PORT_RGMII_ID_OUT_ENABLE;
+ data8 |= PORT_GMII_1GPS_MODE;
+ data8 |= PORT_INTERFACE_RGMII;
+ p->phydev.speed = SPEED_1000;
+ break;
+ }
+ ksz_write8(dev, REG_PORT_5_CTRL_6, data8);
+ p->phydev.duplex = 1;
+}
+
+static void ksz8_port_setup(struct ksz_device *dev, int port, bool cpu_port)
{
struct ksz_port *p = &dev->ports[port];
- u8 data8, member;
+ struct ksz8 *ksz8 = dev->priv;
+ const u32 *masks;
+ u8 member;
+
+ masks = ksz8->masks;
/* enable broadcast storm limit */
ksz_port_cfg(dev, port, P_BCAST_STORM_CTRL, PORT_BROADCAST_STORM, true);
- ksz8795_set_prio_queue(dev, port, 4);
+ if (!ksz_is_ksz88x3(dev))
+ ksz8795_set_prio_queue(dev, port, 4);
/* disable DiffServ priority */
ksz_port_cfg(dev, port, P_PRIO_CTRL, PORT_DIFFSERV_ENABLE, false);
/* replace priority */
- ksz_port_cfg(dev, port, P_802_1P_CTRL, PORT_802_1P_REMAPPING, false);
+ ksz_port_cfg(dev, port, P_802_1P_CTRL,
+ masks[PORT_802_1P_REMAPPING], false);
/* enable 802.1p priority */
ksz_port_cfg(dev, port, P_PRIO_CTRL, PORT_802_1P_ENABLE, true);
if (cpu_port) {
- if (!p->interface && dev->compat_interface) {
- dev_warn(dev->dev,
- "Using legacy switch \"phy-mode\" property, because it is missing on port %d node. "
- "Please update your device tree.\n",
- port);
- p->interface = dev->compat_interface;
- }
-
- /* Configure MII interface for proper network communication. */
- ksz_read8(dev, REG_PORT_5_CTRL_6, &data8);
- data8 &= ~PORT_INTERFACE_TYPE;
- data8 &= ~PORT_GMII_1GPS_MODE;
- switch (p->interface) {
- case PHY_INTERFACE_MODE_MII:
- p->phydev.speed = SPEED_100;
- break;
- case PHY_INTERFACE_MODE_RMII:
- data8 |= PORT_INTERFACE_RMII;
- p->phydev.speed = SPEED_100;
- break;
- case PHY_INTERFACE_MODE_GMII:
- data8 |= PORT_GMII_1GPS_MODE;
- data8 |= PORT_INTERFACE_GMII;
- p->phydev.speed = SPEED_1000;
- break;
- default:
- data8 &= ~PORT_RGMII_ID_IN_ENABLE;
- data8 &= ~PORT_RGMII_ID_OUT_ENABLE;
- if (p->interface == PHY_INTERFACE_MODE_RGMII_ID ||
- p->interface == PHY_INTERFACE_MODE_RGMII_RXID)
- data8 |= PORT_RGMII_ID_IN_ENABLE;
- if (p->interface == PHY_INTERFACE_MODE_RGMII_ID ||
- p->interface == PHY_INTERFACE_MODE_RGMII_TXID)
- data8 |= PORT_RGMII_ID_OUT_ENABLE;
- data8 |= PORT_GMII_1GPS_MODE;
- data8 |= PORT_INTERFACE_RGMII;
- p->phydev.speed = SPEED_1000;
- break;
- }
- ksz_write8(dev, REG_PORT_5_CTRL_6, data8);
- p->phydev.duplex = 1;
+ if (!ksz_is_ksz88x3(dev))
+ ksz8795_cpu_interface_select(dev, port);
member = dev->port_mask;
} else {
member = dev->host_mask | p->vid_member;
}
- ksz8795_cfg_port_member(dev, port, member);
+ ksz8_cfg_port_member(dev, port, member);
}
-static void ksz8795_config_cpu_port(struct dsa_switch *ds)
+static void ksz8_config_cpu_port(struct dsa_switch *ds)
{
struct ksz_device *dev = ds->priv;
+ struct ksz8 *ksz8 = dev->priv;
+ const u8 *regs = ksz8->regs;
struct ksz_port *p;
+ const u32 *masks;
u8 remote;
int i;
+ masks = ksz8->masks;
+
/* Switch marks the maximum frame with extra byte as oversize. */
ksz_cfg(dev, REG_SW_CTRL_2, SW_LEGAL_PACKET_DISABLE, true);
- ksz_cfg(dev, S_TAIL_TAG_CTRL, SW_TAIL_TAG_ENABLE, true);
+ ksz_cfg(dev, regs[S_TAIL_TAG_CTRL], masks[SW_TAIL_TAG_ENABLE], true);
p = &dev->ports[dev->cpu_port];
p->vid_member = dev->port_mask;
p->on = 1;
- ksz8795_port_setup(dev, dev->cpu_port, true);
+ ksz8_port_setup(dev, dev->cpu_port, true);
dev->member = dev->host_mask;
for (i = 0; i < dev->phy_port_cnt; i++) {
@@ -1010,7 +1326,7 @@ static void ksz8795_config_cpu_port(struct dsa_switch *ds)
*/
p->vid_member = BIT(i);
p->member = dev->port_mask;
- ksz8795_port_stp_state_set(ds, i, BR_STATE_DISABLED);
+ ksz8_port_stp_state_set(ds, i, BR_STATE_DISABLED);
/* Last port may be disabled. */
if (i == dev->phy_port_cnt)
@@ -1022,9 +1338,11 @@ static void ksz8795_config_cpu_port(struct dsa_switch *ds)
p = &dev->ports[i];
if (!p->on)
continue;
- ksz_pread8(dev, i, P_REMOTE_STATUS, &remote);
- if (remote & PORT_FIBER_MODE)
- p->fiber = 1;
+ if (!ksz_is_ksz88x3(dev)) {
+ ksz_pread8(dev, i, regs[P_REMOTE_STATUS], &remote);
+ if (remote & PORT_FIBER_MODE)
+ p->fiber = 1;
+ }
if (p->fiber)
ksz_port_cfg(dev, i, P_STP_CTRL, PORT_FORCE_FLOW_CTRL,
true);
@@ -1034,7 +1352,7 @@ static void ksz8795_config_cpu_port(struct dsa_switch *ds)
}
}
-static int ksz8795_setup(struct dsa_switch *ds)
+static int ksz8_setup(struct dsa_switch *ds)
{
struct ksz_device *dev = ds->priv;
struct alu_struct alu;
@@ -1045,7 +1363,7 @@ static int ksz8795_setup(struct dsa_switch *ds)
if (!dev->vlan_cache)
return -ENOMEM;
- ret = ksz8795_reset_switch(dev);
+ ret = ksz8_reset_switch(dev);
if (ret) {
dev_err(ds->dev, "failed to reset switch\n");
return ret;
@@ -1068,7 +1386,7 @@ static int ksz8795_setup(struct dsa_switch *ds)
UNICAST_VLAN_BOUNDARY | NO_EXC_COLLISION_DROP,
UNICAST_VLAN_BOUNDARY | NO_EXC_COLLISION_DROP);
- ksz8795_config_cpu_port(ds);
+ ksz8_config_cpu_port(ds);
ksz_cfg(dev, REG_SW_CTRL_2, MULTICAST_STORM_DISABLE, true);
@@ -1083,7 +1401,7 @@ static int ksz8795_setup(struct dsa_switch *ds)
BROADCAST_STORM_PROT_RATE) / 100);
for (i = 0; i < (dev->num_vlans / 4); i++)
- ksz8795_r_vlan_entries(dev, i);
+ ksz8_r_vlan_entries(dev, i);
/* Setup STP address for STP operation. */
memset(&alu, 0, sizeof(alu));
@@ -1092,7 +1410,7 @@ static int ksz8795_setup(struct dsa_switch *ds)
alu.is_override = true;
alu.port_forward = dev->host_mask;
- ksz8795_w_sta_mac_table(dev, 0, &alu);
+ ksz8_w_sta_mac_table(dev, 0, &alu);
ksz_init_mib_timer(dev);
@@ -1101,36 +1419,36 @@ static int ksz8795_setup(struct dsa_switch *ds)
return 0;
}
-static const struct dsa_switch_ops ksz8795_switch_ops = {
- .get_tag_protocol = ksz8795_get_tag_protocol,
- .setup = ksz8795_setup,
+static const struct dsa_switch_ops ksz8_switch_ops = {
+ .get_tag_protocol = ksz8_get_tag_protocol,
+ .setup = ksz8_setup,
.phy_read = ksz_phy_read16,
.phy_write = ksz_phy_write16,
.phylink_mac_link_down = ksz_mac_link_down,
.port_enable = ksz_enable_port,
- .get_strings = ksz8795_get_strings,
+ .get_strings = ksz8_get_strings,
.get_ethtool_stats = ksz_get_ethtool_stats,
.get_sset_count = ksz_sset_count,
.port_bridge_join = ksz_port_bridge_join,
.port_bridge_leave = ksz_port_bridge_leave,
- .port_stp_state_set = ksz8795_port_stp_state_set,
+ .port_stp_state_set = ksz8_port_stp_state_set,
.port_fast_age = ksz_port_fast_age,
- .port_vlan_filtering = ksz8795_port_vlan_filtering,
- .port_vlan_add = ksz8795_port_vlan_add,
- .port_vlan_del = ksz8795_port_vlan_del,
+ .port_vlan_filtering = ksz8_port_vlan_filtering,
+ .port_vlan_add = ksz8_port_vlan_add,
+ .port_vlan_del = ksz8_port_vlan_del,
.port_fdb_dump = ksz_port_fdb_dump,
.port_mdb_add = ksz_port_mdb_add,
.port_mdb_del = ksz_port_mdb_del,
- .port_mirror_add = ksz8795_port_mirror_add,
- .port_mirror_del = ksz8795_port_mirror_del,
+ .port_mirror_add = ksz8_port_mirror_add,
+ .port_mirror_del = ksz8_port_mirror_del,
};
-static u32 ksz8795_get_port_addr(int port, int offset)
+static u32 ksz8_get_port_addr(int port, int offset)
{
return PORT_CTRL_ADDR(port, offset);
}
-static int ksz8795_switch_detect(struct ksz_device *dev)
+static int ksz8_switch_detect(struct ksz_device *dev)
{
u8 id1, id2;
u16 id16;
@@ -1143,19 +1461,30 @@ static int ksz8795_switch_detect(struct ksz_device *dev)
id1 = id16 >> 8;
id2 = id16 & SW_CHIP_ID_M;
- if (id1 != FAMILY_ID ||
- (id2 != CHIP_ID_94 && id2 != CHIP_ID_95))
- return -ENODEV;
- if (id2 == CHIP_ID_95) {
- u8 val;
+ switch (id1) {
+ case KSZ87_FAMILY_ID:
+ if ((id2 != CHIP_ID_94 && id2 != CHIP_ID_95))
+ return -ENODEV;
+
+ if (id2 == CHIP_ID_95) {
+ u8 val;
- id2 = 0x95;
- ksz_read8(dev, REG_PORT_1_STATUS_0, &val);
- if (val & PORT_FIBER_MODE)
- id2 = 0x65;
- } else if (id2 == CHIP_ID_94) {
- id2 = 0x94;
+ id2 = 0x95;
+ ksz_read8(dev, REG_PORT_STATUS_0, &val);
+ if (val & PORT_FIBER_MODE)
+ id2 = 0x65;
+ } else if (id2 == CHIP_ID_94) {
+ id2 = 0x94;
+ }
+ break;
+ case KSZ88_FAMILY_ID:
+ if (id2 != CHIP_ID_63)
+ return -ENODEV;
+ break;
+ default:
+ dev_err(dev->dev, "invalid family id: %d\n", id1);
+ return -ENODEV;
}
id16 &= ~0xff;
id16 |= id2;
@@ -1174,7 +1503,7 @@ struct ksz_chip_data {
int port_cnt;
};
-static const struct ksz_chip_data ksz8795_switch_chips[] = {
+static const struct ksz_chip_data ksz8_switch_chips[] = {
{
.chip_id = 0x8795,
.dev_name = "KSZ8795",
@@ -1216,16 +1545,26 @@ static const struct ksz_chip_data ksz8795_switch_chips[] = {
.cpu_ports = 0x10, /* can be configured as cpu port */
.port_cnt = 5, /* total cpu and user ports */
},
+ {
+ .chip_id = 0x8830,
+ .dev_name = "KSZ8863/KSZ8873",
+ .num_vlans = 16,
+ .num_alus = 0,
+ .num_statics = 8,
+ .cpu_ports = 0x4, /* can be configured as cpu port */
+ .port_cnt = 3,
+ },
};
-static int ksz8795_switch_init(struct ksz_device *dev)
+static int ksz8_switch_init(struct ksz_device *dev)
{
+ struct ksz8 *ksz8 = dev->priv;
int i;
- dev->ds->ops = &ksz8795_switch_ops;
+ dev->ds->ops = &ksz8_switch_ops;
- for (i = 0; i < ARRAY_SIZE(ksz8795_switch_chips); i++) {
- const struct ksz_chip_data *chip = &ksz8795_switch_chips[i];
+ for (i = 0; i < ARRAY_SIZE(ksz8_switch_chips); i++) {
+ const struct ksz_chip_data *chip = &ksz8_switch_chips[i];
if (dev->chip_id == chip->chip_id) {
dev->name = chip->dev_name;
@@ -1247,8 +1586,21 @@ static int ksz8795_switch_init(struct ksz_device *dev)
if (!dev->cpu_ports)
return -ENODEV;
- dev->reg_mib_cnt = KSZ8795_COUNTER_NUM;
- dev->mib_cnt = ARRAY_SIZE(mib_names);
+ if (ksz_is_ksz88x3(dev)) {
+ ksz8->regs = ksz8863_regs;
+ ksz8->masks = ksz8863_masks;
+ ksz8->shifts = ksz8863_shifts;
+ dev->mib_cnt = ARRAY_SIZE(ksz88xx_mib_names);
+ dev->mib_names = ksz88xx_mib_names;
+ } else {
+ ksz8->regs = ksz8795_regs;
+ ksz8->masks = ksz8795_masks;
+ ksz8->shifts = ksz8795_shifts;
+ dev->mib_cnt = ARRAY_SIZE(ksz87xx_mib_names);
+ dev->mib_names = ksz87xx_mib_names;
+ }
+
+ dev->reg_mib_cnt = MIB_COUNTER_NUM;
dev->ports = devm_kzalloc(dev->dev,
dev->port_cnt * sizeof(struct ksz_port),
@@ -1272,36 +1624,36 @@ static int ksz8795_switch_init(struct ksz_device *dev)
return 0;
}
-static void ksz8795_switch_exit(struct ksz_device *dev)
+static void ksz8_switch_exit(struct ksz_device *dev)
{
- ksz8795_reset_switch(dev);
+ ksz8_reset_switch(dev);
}
-static const struct ksz_dev_ops ksz8795_dev_ops = {
- .get_port_addr = ksz8795_get_port_addr,
- .cfg_port_member = ksz8795_cfg_port_member,
- .flush_dyn_mac_table = ksz8795_flush_dyn_mac_table,
- .port_setup = ksz8795_port_setup,
- .r_phy = ksz8795_r_phy,
- .w_phy = ksz8795_w_phy,
- .r_dyn_mac_table = ksz8795_r_dyn_mac_table,
- .r_sta_mac_table = ksz8795_r_sta_mac_table,
- .w_sta_mac_table = ksz8795_w_sta_mac_table,
- .r_mib_cnt = ksz8795_r_mib_cnt,
- .r_mib_pkt = ksz8795_r_mib_pkt,
- .freeze_mib = ksz8795_freeze_mib,
- .port_init_cnt = ksz8795_port_init_cnt,
- .shutdown = ksz8795_reset_switch,
- .detect = ksz8795_switch_detect,
- .init = ksz8795_switch_init,
- .exit = ksz8795_switch_exit,
+static const struct ksz_dev_ops ksz8_dev_ops = {
+ .get_port_addr = ksz8_get_port_addr,
+ .cfg_port_member = ksz8_cfg_port_member,
+ .flush_dyn_mac_table = ksz8_flush_dyn_mac_table,
+ .port_setup = ksz8_port_setup,
+ .r_phy = ksz8_r_phy,
+ .w_phy = ksz8_w_phy,
+ .r_dyn_mac_table = ksz8_r_dyn_mac_table,
+ .r_sta_mac_table = ksz8_r_sta_mac_table,
+ .w_sta_mac_table = ksz8_w_sta_mac_table,
+ .r_mib_cnt = ksz8_r_mib_cnt,
+ .r_mib_pkt = ksz8_r_mib_pkt,
+ .freeze_mib = ksz8_freeze_mib,
+ .port_init_cnt = ksz8_port_init_cnt,
+ .shutdown = ksz8_reset_switch,
+ .detect = ksz8_switch_detect,
+ .init = ksz8_switch_init,
+ .exit = ksz8_switch_exit,
};
-int ksz8795_switch_register(struct ksz_device *dev)
+int ksz8_switch_register(struct ksz_device *dev)
{
- return ksz_switch_register(dev, &ksz8795_dev_ops);
+ return ksz_switch_register(dev, &ksz8_dev_ops);
}
-EXPORT_SYMBOL(ksz8795_switch_register);
+EXPORT_SYMBOL(ksz8_switch_register);
MODULE_AUTHOR("Tristram Ha <Tristram.Ha@microchip.com>");
MODULE_DESCRIPTION("Microchip KSZ8795 Series Switch DSA Driver");
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 22:31:04 +0000