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-rw-r--r--drivers/net/dsa/microchip/Kconfig42
-rw-r--r--drivers/net/dsa/microchip/Makefile11
-rw-r--r--drivers/net/dsa/microchip/ksz8.h105
-rw-r--r--drivers/net/dsa/microchip/ksz8795.c623
-rw-r--r--drivers/net/dsa/microchip/ksz8795_reg.h37
-rw-r--r--drivers/net/dsa/microchip/ksz8863_smi.c19
-rw-r--r--drivers/net/dsa/microchip/ksz9477.c518
-rw-r--r--drivers/net/dsa/microchip/ksz9477.h60
-rw-r--r--drivers/net/dsa/microchip/ksz9477_i2c.c6
-rw-r--r--drivers/net/dsa/microchip/ksz9477_reg.h46
-rw-r--r--drivers/net/dsa/microchip/ksz9477_spi.c150
-rw-r--r--drivers/net/dsa/microchip/ksz_common.c1127
-rw-r--r--drivers/net/dsa/microchip/ksz_common.h251
-rw-r--r--drivers/net/dsa/microchip/ksz_spi.c (renamed from drivers/net/dsa/microchip/ksz8795_spi.c)125
-rw-r--r--drivers/net/dsa/microchip/lan937x.h21
-rw-r--r--drivers/net/dsa/microchip/lan937x_main.c443
-rw-r--r--drivers/net/dsa/microchip/lan937x_reg.h184
17 files changed, 2385 insertions, 1383 deletions
diff --git a/drivers/net/dsa/microchip/Kconfig b/drivers/net/dsa/microchip/Kconfig
index c9e2a8989556..06b1efdb5e7d 100644
--- a/drivers/net/dsa/microchip/Kconfig
+++ b/drivers/net/dsa/microchip/Kconfig
@@ -1,49 +1,29 @@
# SPDX-License-Identifier: GPL-2.0-only
-config NET_DSA_MICROCHIP_KSZ_COMMON
- select NET_DSA_TAG_KSZ
- tristate
-
-menuconfig NET_DSA_MICROCHIP_KSZ9477
- tristate "Microchip KSZ9477 series switch support"
+menuconfig NET_DSA_MICROCHIP_KSZ_COMMON
+ tristate "Microchip KSZ8795/KSZ9477/LAN937x series switch support"
depends on NET_DSA
- select NET_DSA_MICROCHIP_KSZ_COMMON
+ select NET_DSA_TAG_KSZ
help
- This driver adds support for Microchip KSZ9477 switch chips.
+ This driver adds support for Microchip KSZ9477 series switch and
+ KSZ8795/KSZ88x3 switch chips.
config NET_DSA_MICROCHIP_KSZ9477_I2C
- tristate "KSZ9477 series I2C connected switch driver"
- depends on NET_DSA_MICROCHIP_KSZ9477 && I2C
+ tristate "KSZ series I2C connected switch driver"
+ depends on NET_DSA_MICROCHIP_KSZ_COMMON && I2C
select REGMAP_I2C
help
Select to enable support for registering switches configured through I2C.
-config NET_DSA_MICROCHIP_KSZ9477_SPI
- tristate "KSZ9477 series SPI connected switch driver"
- depends on NET_DSA_MICROCHIP_KSZ9477 && SPI
+config NET_DSA_MICROCHIP_KSZ_SPI
+ tristate "KSZ series SPI connected switch driver"
+ depends on NET_DSA_MICROCHIP_KSZ_COMMON && SPI
select REGMAP_SPI
help
Select to enable support for registering switches configured through SPI.
-menuconfig NET_DSA_MICROCHIP_KSZ8795
- tristate "Microchip KSZ8795 series switch support"
- depends on NET_DSA
- select NET_DSA_MICROCHIP_KSZ_COMMON
- help
- This driver adds support for Microchip KSZ8795/KSZ88X3 switch chips.
-
-config NET_DSA_MICROCHIP_KSZ8795_SPI
- tristate "KSZ8795 series SPI connected switch driver"
- depends on NET_DSA_MICROCHIP_KSZ8795 && SPI
- select REGMAP_SPI
- help
- This driver accesses KSZ8795 chip through SPI.
-
- It is required to use the KSZ8795 switch driver as the only access
- is through SPI.
-
config NET_DSA_MICROCHIP_KSZ8863_SMI
tristate "KSZ series SMI connected switch driver"
- depends on NET_DSA_MICROCHIP_KSZ8795
+ depends on NET_DSA_MICROCHIP_KSZ_COMMON
select MDIO_BITBANG
help
Select to enable support for registering switches configured through
diff --git a/drivers/net/dsa/microchip/Makefile b/drivers/net/dsa/microchip/Makefile
index 2a03b21a3386..28873559efc2 100644
--- a/drivers/net/dsa/microchip/Makefile
+++ b/drivers/net/dsa/microchip/Makefile
@@ -1,8 +1,9 @@
# SPDX-License-Identifier: GPL-2.0-only
-obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ_COMMON) += ksz_common.o
-obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477) += ksz9477.o
+obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ_COMMON) += ksz_switch.o
+ksz_switch-objs := ksz_common.o
+ksz_switch-objs += ksz9477.o
+ksz_switch-objs += ksz8795.o
+ksz_switch-objs += lan937x_main.o
obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477_I2C) += ksz9477_i2c.o
-obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477_SPI) += ksz9477_spi.o
-obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ8795) += ksz8795.o
-obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ8795_SPI) += ksz8795_spi.o
+obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ_SPI) += ksz_spi.o
obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ8863_SMI) += ksz8863_smi.o
diff --git a/drivers/net/dsa/microchip/ksz8.h b/drivers/net/dsa/microchip/ksz8.h
index 03da369675c6..42c50cc4d853 100644
--- a/drivers/net/dsa/microchip/ksz8.h
+++ b/drivers/net/dsa/microchip/ksz8.h
@@ -7,64 +7,55 @@
#ifndef __KSZ8XXX_H
#define __KSZ8XXX_H
-#include <linux/kernel.h>
-enum ksz_regs {
- REG_IND_CTRL_0,
- REG_IND_DATA_8,
- REG_IND_DATA_CHECK,
- REG_IND_DATA_HI,
- REG_IND_DATA_LO,
- REG_IND_MIB_CHECK,
- REG_IND_BYTE,
- P_FORCE_CTRL,
- P_LINK_STATUS,
- P_LOCAL_CTRL,
- P_NEG_RESTART_CTRL,
- P_REMOTE_STATUS,
- P_SPEED_STATUS,
- S_TAIL_TAG_CTRL,
-};
+#include <linux/types.h>
+#include <net/dsa.h>
+#include "ksz_common.h"
-enum ksz_masks {
- PORT_802_1P_REMAPPING,
- SW_TAIL_TAG_ENABLE,
- MIB_COUNTER_OVERFLOW,
- MIB_COUNTER_VALID,
- VLAN_TABLE_FID,
- VLAN_TABLE_MEMBERSHIP,
- VLAN_TABLE_VALID,
- STATIC_MAC_TABLE_VALID,
- STATIC_MAC_TABLE_USE_FID,
- STATIC_MAC_TABLE_FID,
- STATIC_MAC_TABLE_OVERRIDE,
- STATIC_MAC_TABLE_FWD_PORTS,
- DYNAMIC_MAC_TABLE_ENTRIES_H,
- DYNAMIC_MAC_TABLE_MAC_EMPTY,
- DYNAMIC_MAC_TABLE_NOT_READY,
- DYNAMIC_MAC_TABLE_ENTRIES,
- DYNAMIC_MAC_TABLE_FID,
- DYNAMIC_MAC_TABLE_SRC_PORT,
- DYNAMIC_MAC_TABLE_TIMESTAMP,
-};
-
-enum ksz_shifts {
- VLAN_TABLE_MEMBERSHIP_S,
- VLAN_TABLE,
- STATIC_MAC_FWD_PORTS,
- STATIC_MAC_FID,
- DYNAMIC_MAC_ENTRIES_H,
- DYNAMIC_MAC_ENTRIES,
- DYNAMIC_MAC_FID,
- DYNAMIC_MAC_TIMESTAMP,
- DYNAMIC_MAC_SRC_PORT,
-};
-
-struct ksz8 {
- const u8 *regs;
- const u32 *masks;
- const u8 *shifts;
- void *priv;
-};
+int ksz8_setup(struct dsa_switch *ds);
+u32 ksz8_get_port_addr(int port, int offset);
+void ksz8_cfg_port_member(struct ksz_device *dev, int port, u8 member);
+void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port);
+void ksz8_port_setup(struct ksz_device *dev, int port, bool cpu_port);
+void ksz8_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val);
+void ksz8_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val);
+int ksz8_r_dyn_mac_table(struct ksz_device *dev, u16 addr, u8 *mac_addr,
+ u8 *fid, u8 *src_port, u8 *timestamp, u16 *entries);
+int ksz8_r_sta_mac_table(struct ksz_device *dev, u16 addr,
+ struct alu_struct *alu);
+void ksz8_w_sta_mac_table(struct ksz_device *dev, u16 addr,
+ struct alu_struct *alu);
+void ksz8_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt);
+void ksz8_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
+ u64 *dropped, u64 *cnt);
+void ksz8_freeze_mib(struct ksz_device *dev, int port, bool freeze);
+void ksz8_port_init_cnt(struct ksz_device *dev, int port);
+int ksz8_fdb_dump(struct ksz_device *dev, int port,
+ dsa_fdb_dump_cb_t *cb, void *data);
+int ksz8_mdb_add(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb, struct dsa_db db);
+int ksz8_mdb_del(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb, struct dsa_db db);
+int ksz8_port_vlan_filtering(struct ksz_device *dev, int port, bool flag,
+ struct netlink_ext_ack *extack);
+int ksz8_port_vlan_add(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct netlink_ext_ack *extack);
+int ksz8_port_vlan_del(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan);
+int ksz8_port_mirror_add(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror,
+ bool ingress, struct netlink_ext_ack *extack);
+void ksz8_port_mirror_del(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror);
+int ksz8_get_stp_reg(void);
+void ksz8_get_caps(struct ksz_device *dev, int port,
+ struct phylink_config *config);
+void ksz8_config_cpu_port(struct dsa_switch *ds);
+int ksz8_enable_stp_addr(struct ksz_device *dev);
+int ksz8_reset_switch(struct ksz_device *dev);
+int ksz8_switch_detect(struct ksz_device *dev);
+int ksz8_switch_init(struct ksz_device *dev);
+void ksz8_switch_exit(struct ksz_device *dev);
#endif
diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c
index 12a599d5e61a..c79a5128235f 100644
--- a/drivers/net/dsa/microchip/ksz8795.c
+++ b/drivers/net/dsa/microchip/ksz8795.c
@@ -26,111 +26,6 @@
#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,
- [REG_IND_BYTE] = 0xA0,
- [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 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,
-};
-
-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);
@@ -145,11 +40,12 @@ static void ksz_port_cfg(struct ksz_device *dev, int port, int offset, u8 bits,
static int ksz8_ind_write8(struct ksz_device *dev, u8 table, u16 addr, u8 data)
{
- struct ksz8 *ksz8 = dev->priv;
- const u8 *regs = ksz8->regs;
+ const u16 *regs;
u16 ctrl_addr;
int ret = 0;
+ regs = dev->info->regs;
+
mutex_lock(&dev->alu_mutex);
ctrl_addr = IND_ACC_TABLE(table) | addr;
@@ -162,7 +58,7 @@ static int ksz8_ind_write8(struct ksz_device *dev, u8 table, u16 addr, u8 data)
return ret;
}
-static int ksz8_reset_switch(struct ksz_device *dev)
+int ksz8_reset_switch(struct ksz_device *dev)
{
if (ksz_is_ksz88x3(dev)) {
/* reset switch */
@@ -213,18 +109,17 @@ static void ksz8795_set_prio_queue(struct ksz_device *dev, int port, int queue)
true);
}
-static void ksz8_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt)
+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;
+ const u16 *regs;
u16 ctrl_addr;
u32 data;
u8 check;
int loop;
- masks = ksz8->masks;
- regs = ksz8->regs;
+ masks = dev->info->masks;
+ regs = dev->info->regs;
ctrl_addr = addr + dev->info->reg_mib_cnt * port;
ctrl_addr |= IND_ACC_TABLE(TABLE_MIB | TABLE_READ);
@@ -252,16 +147,15 @@ static void ksz8_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt)
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;
+ const u16 *regs;
u16 ctrl_addr;
u32 data;
u8 check;
int loop;
- masks = ksz8->masks;
- regs = ksz8->regs;
+ masks = dev->info->masks;
+ regs = dev->info->regs;
addr -= dev->info->reg_mib_cnt;
ctrl_addr = (KSZ8795_MIB_TOTAL_RX_1 - KSZ8795_MIB_TOTAL_RX_0) * port;
@@ -305,13 +199,14 @@ static void ksz8795_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
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;
+ const u16 *regs;
u16 ctrl_addr;
u32 data;
u32 cur;
+ regs = dev->info->regs;
+
addr -= dev->info->reg_mib_cnt;
ctrl_addr = addr ? KSZ8863_MIB_PACKET_DROPPED_TX_0 :
KSZ8863_MIB_PACKET_DROPPED_RX_0;
@@ -334,8 +229,8 @@ static void ksz8863_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
}
}
-static void ksz8_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
- u64 *dropped, u64 *cnt)
+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);
@@ -343,7 +238,7 @@ static void ksz8_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
ksz8795_r_mib_pkt(dev, port, addr, dropped, cnt);
}
-static void ksz8_freeze_mib(struct ksz_device *dev, int port, bool freeze)
+void ksz8_freeze_mib(struct ksz_device *dev, int port, bool freeze)
{
if (ksz_is_ksz88x3(dev))
return;
@@ -358,7 +253,7 @@ static void ksz8_freeze_mib(struct ksz_device *dev, int port, bool freeze)
ksz_cfg(dev, REG_SW_CTRL_6, BIT(port), false);
}
-static void ksz8_port_init_cnt(struct ksz_device *dev, int port)
+void ksz8_port_init_cnt(struct ksz_device *dev, int port)
{
struct ksz_port_mib *mib = &dev->ports[port].mib;
u64 *dropped;
@@ -392,10 +287,11 @@ static void ksz8_port_init_cnt(struct ksz_device *dev, int port)
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;
+ const u16 *regs;
u16 ctrl_addr;
+ regs = dev->info->regs;
+
ctrl_addr = IND_ACC_TABLE(table | TABLE_READ) | addr;
mutex_lock(&dev->alu_mutex);
@@ -406,10 +302,11 @@ static void ksz8_r_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;
+ const u16 *regs;
u16 ctrl_addr;
+ regs = dev->info->regs;
+
ctrl_addr = IND_ACC_TABLE(table) | addr;
mutex_lock(&dev->alu_mutex);
@@ -420,13 +317,12 @@ static void ksz8_w_table(struct ksz_device *dev, int table, u16 addr, u64 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;
+ const u16 *regs;
- masks = ksz8->masks;
- regs = ksz8->regs;
+ masks = dev->info->masks;
+ regs = dev->info->regs;
do {
ksz_read8(dev, regs[REG_IND_DATA_CHECK], data);
@@ -447,22 +343,20 @@ static int ksz8_valid_dyn_entry(struct ksz_device *dev, u8 *data)
return 0;
}
-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)
+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;
+ const u16 *regs;
u16 ctrl_addr;
u8 data;
int rc;
- shifts = ksz8->shifts;
- masks = ksz8->masks;
- regs = ksz8->regs;
+ shifts = dev->info->shifts;
+ masks = dev->info->masks;
+ regs = dev->info->regs;
ctrl_addr = IND_ACC_TABLE(TABLE_DYNAMIC_MAC | TABLE_READ) | addr;
@@ -512,17 +406,16 @@ static int ksz8_r_dyn_mac_table(struct ksz_device *dev, u16 addr,
return rc;
}
-static int ksz8_r_sta_mac_table(struct ksz_device *dev, u16 addr,
- struct alu_struct *alu)
+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;
- shifts = ksz8->shifts;
- masks = ksz8->masks;
+ shifts = dev->info->shifts;
+ masks = dev->info->masks;
ksz8_r_table(dev, TABLE_STATIC_MAC, addr, &data);
data_hi = data >> 32;
@@ -551,17 +444,16 @@ static int ksz8_r_sta_mac_table(struct ksz_device *dev, u16 addr,
return -ENXIO;
}
-static void ksz8_w_sta_mac_table(struct ksz_device *dev, u16 addr,
- struct alu_struct *alu)
+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;
+ shifts = dev->info->shifts;
+ masks = dev->info->masks;
data_lo = ((u32)alu->mac[2] << 24) |
((u32)alu->mac[3] << 16) |
@@ -587,12 +479,11 @@ static void ksz8_w_sta_mac_table(struct ksz_device *dev, u16 addr,
static void ksz8_from_vlan(struct ksz_device *dev, u32 vlan, u8 *fid,
u8 *member, u8 *valid)
{
- struct ksz8 *ksz8 = dev->priv;
const u8 *shifts;
const u32 *masks;
- shifts = ksz8->shifts;
- masks = ksz8->masks;
+ shifts = dev->info->shifts;
+ masks = dev->info->masks;
*fid = vlan & masks[VLAN_TABLE_FID];
*member = (vlan & masks[VLAN_TABLE_MEMBERSHIP]) >>
@@ -603,12 +494,11 @@ static void ksz8_from_vlan(struct ksz_device *dev, u32 vlan, u8 *fid,
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;
+ shifts = dev->info->shifts;
+ masks = dev->info->masks;
*vlan = fid;
*vlan |= (u16)member << shifts[VLAN_TABLE_MEMBERSHIP_S];
@@ -618,12 +508,11 @@ static void ksz8_to_vlan(struct ksz_device *dev, u8 fid, u8 member, u8 valid,
static void ksz8_r_vlan_entries(struct ksz_device *dev, u16 addr)
{
- struct ksz8 *ksz8 = dev->priv;
const u8 *shifts;
u64 data;
int i;
- shifts = ksz8->shifts;
+ shifts = dev->info->shifts;
ksz8_r_table(dev, TABLE_VLAN, addr, &data);
addr *= 4;
@@ -663,16 +552,17 @@ static void ksz8_w_vlan_table(struct ksz_device *dev, u16 vid, u16 vlan)
ksz8_w_table(dev, TABLE_VLAN, addr, buf);
}
-static void ksz8_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val)
+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;
+ const u16 *regs;
u8 val1, val2;
u16 data = 0;
u8 p = phy;
+ regs = dev->info->regs;
+
switch (reg) {
case MII_BMCR:
ksz_pread8(dev, p, regs[P_NEG_RESTART_CTRL], &restart);
@@ -786,13 +676,14 @@ static void ksz8_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val)
*val = data;
}
-static void ksz8_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
+void ksz8_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
{
- struct ksz8 *ksz8 = dev->priv;
u8 restart, speed, ctrl, data;
- const u8 *regs = ksz8->regs;
+ const u16 *regs;
u8 p = phy;
+ regs = dev->info->regs;
+
switch (reg) {
case MII_BMCR:
@@ -898,30 +789,7 @@ static void ksz8_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val)
}
}
-static enum dsa_tag_protocol ksz8_get_tag_protocol(struct dsa_switch *ds,
- int port,
- enum dsa_tag_protocol mp)
-{
- 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 u32 ksz8_sw_get_phy_flags(struct dsa_switch *ds, int port)
-{
- /* Silicon Errata Sheet (DS80000830A):
- * Port 1 does not work with LinkMD Cable-Testing.
- * Port 1 does not respond to received PAUSE control frames.
- */
- if (!port)
- return MICREL_KSZ8_P1_ERRATA;
-
- return 0;
-}
-
-static void ksz8_cfg_port_member(struct ksz_device *dev, int port, u8 member)
+void ksz8_cfg_port_member(struct ksz_device *dev, int port, u8 member)
{
u8 data;
@@ -931,16 +799,14 @@ static void ksz8_cfg_port_member(struct ksz_device *dev, int port, u8 member)
ksz_pwrite8(dev, port, P_MIRROR_CTRL, data);
}
-static void ksz8_port_stp_state_set(struct dsa_switch *ds, int port, u8 state)
-{
- ksz_port_stp_state_set(ds, port, state, P_STP_CTRL);
-}
-
-static void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port)
+void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port)
{
u8 learn[DSA_MAX_PORTS];
int first, index, cnt;
struct ksz_port *p;
+ const u16 *regs;
+
+ regs = dev->info->regs;
if ((uint)port < dev->info->port_cnt) {
first = port;
@@ -954,9 +820,9 @@ static void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port)
p = &dev->ports[index];
if (!p->on)
continue;
- ksz_pread8(dev, index, P_STP_CTRL, &learn[index]);
+ ksz_pread8(dev, index, regs[P_STP_CTRL], &learn[index]);
if (!(learn[index] & PORT_LEARN_DISABLE))
- ksz_pwrite8(dev, index, P_STP_CTRL,
+ ksz_pwrite8(dev, index, regs[P_STP_CTRL],
learn[index] | PORT_LEARN_DISABLE);
}
ksz_cfg(dev, S_FLUSH_TABLE_CTRL, SW_FLUSH_DYN_MAC_TABLE, true);
@@ -965,15 +831,113 @@ static void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port)
if (!p->on)
continue;
if (!(learn[index] & PORT_LEARN_DISABLE))
- ksz_pwrite8(dev, index, P_STP_CTRL, learn[index]);
+ ksz_pwrite8(dev, index, regs[P_STP_CTRL], learn[index]);
}
}
-static int ksz8_port_vlan_filtering(struct dsa_switch *ds, int port, bool flag,
- struct netlink_ext_ack *extack)
+int ksz8_fdb_dump(struct ksz_device *dev, int port,
+ dsa_fdb_dump_cb_t *cb, void *data)
{
- struct ksz_device *dev = ds->priv;
+ int ret = 0;
+ u16 i = 0;
+ u16 entries = 0;
+ u8 timestamp = 0;
+ u8 fid;
+ u8 member;
+ struct alu_struct alu;
+
+ do {
+ alu.is_static = false;
+ ret = ksz8_r_dyn_mac_table(dev, i, alu.mac, &fid, &member,
+ &timestamp, &entries);
+ if (!ret && (member & BIT(port))) {
+ ret = cb(alu.mac, alu.fid, alu.is_static, data);
+ if (ret)
+ break;
+ }
+ i++;
+ } while (i < entries);
+ if (i >= entries)
+ ret = 0;
+ return ret;
+}
+
+int ksz8_mdb_add(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb, struct dsa_db db)
+{
+ struct alu_struct alu;
+ int index;
+ int empty = 0;
+
+ alu.port_forward = 0;
+ for (index = 0; index < dev->info->num_statics; index++) {
+ if (!ksz8_r_sta_mac_table(dev, index, &alu)) {
+ /* Found one already in static MAC table. */
+ if (!memcmp(alu.mac, mdb->addr, ETH_ALEN) &&
+ alu.fid == mdb->vid)
+ break;
+ /* Remember the first empty entry. */
+ } else if (!empty) {
+ empty = index + 1;
+ }
+ }
+
+ /* no available entry */
+ if (index == dev->info->num_statics && !empty)
+ return -ENOSPC;
+
+ /* add entry */
+ if (index == dev->info->num_statics) {
+ index = empty - 1;
+ memset(&alu, 0, sizeof(alu));
+ memcpy(alu.mac, mdb->addr, ETH_ALEN);
+ alu.is_static = true;
+ }
+ alu.port_forward |= BIT(port);
+ if (mdb->vid) {
+ alu.is_use_fid = true;
+
+ /* Need a way to map VID to FID. */
+ alu.fid = mdb->vid;
+ }
+ ksz8_w_sta_mac_table(dev, index, &alu);
+
+ return 0;
+}
+
+int ksz8_mdb_del(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb, struct dsa_db db)
+{
+ struct alu_struct alu;
+ int index;
+
+ for (index = 0; index < dev->info->num_statics; index++) {
+ if (!ksz8_r_sta_mac_table(dev, index, &alu)) {
+ /* Found one already in static MAC table. */
+ if (!memcmp(alu.mac, mdb->addr, ETH_ALEN) &&
+ alu.fid == mdb->vid)
+ break;
+ }
+ }
+
+ /* no available entry */
+ if (index == dev->info->num_statics)
+ goto exit;
+
+ /* clear port */
+ alu.port_forward &= ~BIT(port);
+ if (!alu.port_forward)
+ alu.is_static = false;
+ ksz8_w_sta_mac_table(dev, index, &alu);
+
+exit:
+ return 0;
+}
+
+int ksz8_port_vlan_filtering(struct ksz_device *dev, int port, bool flag,
+ struct netlink_ext_ack *extack)
+{
if (ksz_is_ksz88x3(dev))
return -ENOTSUPP;
@@ -998,12 +962,11 @@ static void ksz8_port_enable_pvid(struct ksz_device *dev, int port, bool state)
}
}
-static int ksz8_port_vlan_add(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_vlan *vlan,
- struct netlink_ext_ack *extack)
+int ksz8_port_vlan_add(struct ksz_device *dev, 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;
struct ksz_port *p = &dev->ports[port];
u16 data, new_pvid = 0;
u8 fid, member, valid;
@@ -1071,10 +1034,9 @@ static int ksz8_port_vlan_add(struct dsa_switch *ds, int port,
return 0;
}
-static int ksz8_port_vlan_del(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_vlan *vlan)
+int ksz8_port_vlan_del(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan)
{
- struct ksz_device *dev = ds->priv;
u16 data, pvid;
u8 fid, member, valid;
@@ -1104,12 +1066,10 @@ static int ksz8_port_vlan_del(struct dsa_switch *ds, int port,
return 0;
}
-static int ksz8_port_mirror_add(struct dsa_switch *ds, int port,
- struct dsa_mall_mirror_tc_entry *mirror,
- bool ingress, struct netlink_ext_ack *extack)
+int ksz8_port_mirror_add(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror,
+ bool ingress, struct netlink_ext_ack *extack)
{
- struct ksz_device *dev = ds->priv;
-
if (ingress) {
ksz_port_cfg(dev, port, P_MIRROR_CTRL, PORT_MIRROR_RX, true);
dev->mirror_rx |= BIT(port);
@@ -1128,10 +1088,9 @@ static int ksz8_port_mirror_add(struct dsa_switch *ds, int port,
return 0;
}
-static void ksz8_port_mirror_del(struct dsa_switch *ds, int port,
- struct dsa_mall_mirror_tc_entry *mirror)
+void ksz8_port_mirror_del(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror)
{
- struct ksz_device *dev = ds->priv;
u8 data;
if (mirror->ingress) {
@@ -1152,7 +1111,6 @@ static void ksz8_port_mirror_del(struct dsa_switch *ds, int 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,
@@ -1161,50 +1119,15 @@ static void ksz8795_cpu_interface_select(struct ksz_device *dev, int port)
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)
+void ksz8_port_setup(struct ksz_device *dev, int port, bool cpu_port)
{
struct dsa_switch *ds = dev->ds;
- struct ksz8 *ksz8 = dev->priv;
const u32 *masks;
u8 member;
- masks = ksz8->masks;
+ masks = dev->info->masks;
/* enable broadcast storm limit */
ksz_port_cfg(dev, port, P_BCAST_STORM_CTRL, PORT_BROADCAST_STORM, true);
@@ -1234,17 +1157,17 @@ static void ksz8_port_setup(struct ksz_device *dev, int port, bool cpu_port)
ksz8_cfg_port_member(dev, port, member);
}
-static void ksz8_config_cpu_port(struct dsa_switch *ds)
+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;
+ const u16 *regs;
u8 remote;
int i;
- masks = ksz8->masks;
+ masks = dev->info->masks;
+ regs = dev->info->regs;
/* Switch marks the maximum frame with extra byte as oversize. */
ksz_cfg(dev, REG_SW_CTRL_2, SW_LEGAL_PACKET_DISABLE, true);
@@ -1258,7 +1181,7 @@ static void ksz8_config_cpu_port(struct dsa_switch *ds)
for (i = 0; i < dev->phy_port_cnt; i++) {
p = &dev->ports[i];
- ksz8_port_stp_state_set(ds, i, BR_STATE_DISABLED);
+ ksz_port_stp_state_set(ds, i, BR_STATE_DISABLED);
/* Last port may be disabled. */
if (i == dev->phy_port_cnt)
@@ -1272,15 +1195,15 @@ static void ksz8_config_cpu_port(struct dsa_switch *ds)
continue;
if (!ksz_is_ksz88x3(dev)) {
ksz_pread8(dev, i, regs[P_REMOTE_STATUS], &remote);
- if (remote & PORT_FIBER_MODE)
+ if (remote & KSZ8_PORT_FIBER_MODE)
p->fiber = 1;
}
if (p->fiber)
- ksz_port_cfg(dev, i, P_STP_CTRL, PORT_FORCE_FLOW_CTRL,
- true);
+ ksz_port_cfg(dev, i, regs[P_STP_CTRL],
+ PORT_FORCE_FLOW_CTRL, true);
else
- ksz_port_cfg(dev, i, P_STP_CTRL, PORT_FORCE_FLOW_CTRL,
- false);
+ ksz_port_cfg(dev, i, regs[P_STP_CTRL],
+ PORT_FORCE_FLOW_CTRL, false);
}
}
@@ -1301,22 +1224,26 @@ static int ksz8_handle_global_errata(struct dsa_switch *ds)
return ret;
}
-static int ksz8_setup(struct dsa_switch *ds)
+int ksz8_enable_stp_addr(struct ksz_device *dev)
{
- struct ksz_device *dev = ds->priv;
struct alu_struct alu;
- int i, ret = 0;
- dev->vlan_cache = devm_kcalloc(dev->dev, sizeof(struct vlan_table),
- dev->info->num_vlans, GFP_KERNEL);
- if (!dev->vlan_cache)
- return -ENOMEM;
+ /* Setup STP address for STP operation. */
+ memset(&alu, 0, sizeof(alu));
+ ether_addr_copy(alu.mac, eth_stp_addr);
+ alu.is_static = true;
+ alu.is_override = true;
+ alu.port_forward = dev->info->cpu_ports;
+
+ ksz8_w_sta_mac_table(dev, 0, &alu);
+
+ return 0;
+}
- ret = ksz8_reset_switch(dev);
- if (ret) {
- dev_err(ds->dev, "failed to reset switch\n");
- return ret;
- }
+int ksz8_setup(struct dsa_switch *ds)
+{
+ struct ksz_device *dev = ds->priv;
+ int i;
ksz_cfg(dev, S_REPLACE_VID_CTRL, SW_FLOW_CTRL, true);
@@ -1335,10 +1262,6 @@ static int ksz8_setup(struct dsa_switch *ds)
UNICAST_VLAN_BOUNDARY | NO_EXC_COLLISION_DROP,
UNICAST_VLAN_BOUNDARY | NO_EXC_COLLISION_DROP);
- ksz8_config_cpu_port(ds);
-
- ksz_cfg(dev, REG_SW_CTRL_2, MULTICAST_STORM_DISABLE, true);
-
ksz_cfg(dev, S_REPLACE_VID_CTRL, SW_REPLACE_VID, false);
ksz_cfg(dev, S_MIRROR_CTRL, SW_MIRROR_RX_TX, false);
@@ -1346,38 +1269,15 @@ static int ksz8_setup(struct dsa_switch *ds)
if (!ksz_is_ksz88x3(dev))
ksz_cfg(dev, REG_SW_CTRL_19, SW_INS_TAG_ENABLE, true);
- /* set broadcast storm protection 10% rate */
- regmap_update_bits(dev->regmap[1], S_REPLACE_VID_CTRL,
- BROADCAST_STORM_RATE,
- (BROADCAST_STORM_VALUE *
- BROADCAST_STORM_PROT_RATE) / 100);
-
for (i = 0; i < (dev->info->num_vlans / 4); i++)
ksz8_r_vlan_entries(dev, i);
- /* Setup STP address for STP operation. */
- memset(&alu, 0, sizeof(alu));
- ether_addr_copy(alu.mac, eth_stp_addr);
- alu.is_static = true;
- alu.is_override = true;
- alu.port_forward = dev->info->cpu_ports;
-
- ksz8_w_sta_mac_table(dev, 0, &alu);
-
- ksz_init_mib_timer(dev);
-
- ds->configure_vlan_while_not_filtering = false;
-
return ksz8_handle_global_errata(ds);
}
-static void ksz8_get_caps(struct dsa_switch *ds, int port,
- struct phylink_config *config)
+void ksz8_get_caps(struct ksz_device *dev, int port,
+ struct phylink_config *config)
{
- struct ksz_device *dev = ds->priv;
-
- ksz_phylink_get_caps(ds, port, config);
-
config->mac_capabilities = MAC_10 | MAC_100;
/* Silicon Errata Sheet (DS80000830A):
@@ -1393,102 +1293,17 @@ static void ksz8_get_caps(struct dsa_switch *ds, int port,
config->mac_capabilities |= MAC_ASYM_PAUSE;
}
-static const struct dsa_switch_ops ksz8_switch_ops = {
- .get_tag_protocol = ksz8_get_tag_protocol,
- .get_phy_flags = ksz8_sw_get_phy_flags,
- .setup = ksz8_setup,
- .phy_read = ksz_phy_read16,
- .phy_write = ksz_phy_write16,
- .phylink_get_caps = ksz8_get_caps,
- .phylink_mac_link_down = ksz_mac_link_down,
- .port_enable = ksz_enable_port,
- .get_strings = ksz_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 = ksz8_port_stp_state_set,
- .port_fast_age = ksz_port_fast_age,
- .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 = ksz8_port_mirror_add,
- .port_mirror_del = ksz8_port_mirror_del,
-};
-
-static u32 ksz8_get_port_addr(int port, int offset)
+u32 ksz8_get_port_addr(int port, int offset)
{
return PORT_CTRL_ADDR(port, offset);
}
-static int ksz8_switch_detect(struct ksz_device *dev)
+int ksz8_switch_init(struct ksz_device *dev)
{
- u8 id1, id2;
- u16 id16;
- int ret;
-
- /* read chip id */
- ret = ksz_read16(dev, REG_CHIP_ID0, &id16);
- if (ret)
- return ret;
-
- id1 = id16 >> 8;
- id2 = id16 & SW_CHIP_ID_M;
-
- 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_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;
- dev->chip_id = id16;
-
- return 0;
-}
-
-static int ksz8_switch_init(struct ksz_device *dev)
-{
- struct ksz8 *ksz8 = dev->priv;
-
- dev->ds->ops = &ksz8_switch_ops;
-
dev->cpu_port = fls(dev->info->cpu_ports) - 1;
dev->phy_port_cnt = dev->info->port_cnt - 1;
dev->port_mask = (BIT(dev->phy_port_cnt) - 1) | dev->info->cpu_ports;
- if (ksz_is_ksz88x3(dev)) {
- ksz8->regs = ksz8863_regs;
- ksz8->masks = ksz8863_masks;
- ksz8->shifts = ksz8863_shifts;
- } else {
- ksz8->regs = ksz8795_regs;
- ksz8->masks = ksz8795_masks;
- ksz8->shifts = ksz8795_shifts;
- }
-
/* We rely on software untagging on the CPU port, so that we
* can support both tagged and untagged VLANs
*/
@@ -1502,37 +1317,11 @@ static int ksz8_switch_init(struct ksz_device *dev)
return 0;
}
-static void ksz8_switch_exit(struct ksz_device *dev)
+void ksz8_switch_exit(struct ksz_device *dev)
{
ksz8_reset_switch(dev);
}
-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 ksz8_switch_register(struct ksz_device *dev)
-{
- return ksz_switch_register(dev, &ksz8_dev_ops);
-}
-EXPORT_SYMBOL(ksz8_switch_register);
-
MODULE_AUTHOR("Tristram Ha <Tristram.Ha@microchip.com>");
MODULE_DESCRIPTION("Microchip KSZ8795 Series Switch DSA Driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/net/dsa/microchip/ksz8795_reg.h b/drivers/net/dsa/microchip/ksz8795_reg.h
index 4109433b6b6c..77487d611824 100644
--- a/drivers/net/dsa/microchip/ksz8795_reg.h
+++ b/drivers/net/dsa/microchip/ksz8795_reg.h
@@ -14,22 +14,8 @@
#define KS_PRIO_M 0x3
#define KS_PRIO_S 2
-#define REG_CHIP_ID0 0x00
-
-#define KSZ87_FAMILY_ID 0x87
-#define KSZ88_FAMILY_ID 0x88
-
-#define REG_CHIP_ID1 0x01
-
-#define SW_CHIP_ID_M 0xF0
-#define SW_CHIP_ID_S 4
#define SW_REVISION_M 0x0E
#define SW_REVISION_S 1
-#define SW_START 0x01
-
-#define CHIP_ID_94 0x60
-#define CHIP_ID_95 0x90
-#define CHIP_ID_63 0x30
#define KSZ8863_REG_SW_RESET 0x43
@@ -57,7 +43,6 @@
#define REG_SW_CTRL_2 0x04
#define UNICAST_VLAN_BOUNDARY BIT(7)
-#define MULTICAST_STORM_DISABLE BIT(6)
#define SW_BACK_PRESSURE BIT(5)
#define FAIR_FLOW_CTRL BIT(4)
#define NO_EXC_COLLISION_DROP BIT(3)
@@ -77,13 +62,9 @@
#define SW_FLOW_CTRL BIT(5)
#define SW_10_MBIT BIT(4)
#define SW_REPLACE_VID BIT(3)
-#define BROADCAST_STORM_RATE_HI 0x07
#define REG_SW_CTRL_5 0x07
-#define BROADCAST_STORM_RATE_LO 0xFF
-#define BROADCAST_STORM_RATE 0x07FF
-
#define REG_SW_CTRL_6 0x08
#define SW_MIB_COUNTER_FLUSH BIT(7)
@@ -189,15 +170,7 @@
#define REG_PORT_5_CTRL_6 0x56
#define PORT_MII_INTERNAL_CLOCK BIT(7)
-#define PORT_GMII_1GPS_MODE BIT(6)
-#define PORT_RGMII_ID_IN_ENABLE BIT(4)
-#define PORT_RGMII_ID_OUT_ENABLE BIT(3)
#define PORT_GMII_MAC_MODE BIT(2)
-#define PORT_INTERFACE_TYPE 0x3
-#define PORT_INTERFACE_MII 0
-#define PORT_INTERFACE_RMII 1
-#define PORT_INTERFACE_GMII 2
-#define PORT_INTERFACE_RGMII 3
#define REG_PORT_1_CTRL_7 0x17
#define REG_PORT_2_CTRL_7 0x27
@@ -217,8 +190,6 @@
#define REG_PORT_4_STATUS_0 0x48
/* For KSZ8765. */
-#define PORT_FIBER_MODE BIT(7)
-
#define PORT_REMOTE_ASYM_PAUSE BIT(5)
#define PORT_REMOTE_SYM_PAUSE BIT(4)
#define PORT_REMOTE_100BTX_FD BIT(3)
@@ -322,7 +293,6 @@
#define REG_PORT_CTRL_5 0x05
-#define REG_PORT_STATUS_0 0x08
#define REG_PORT_STATUS_1 0x09
#define REG_PORT_LINK_MD_CTRL 0x0A
#define REG_PORT_LINK_MD_RESULT 0x0B
@@ -788,7 +758,6 @@
#define P_TAG_CTRL REG_PORT_CTRL_0
#define P_MIRROR_CTRL REG_PORT_CTRL_1
#define P_802_1P_CTRL REG_PORT_CTRL_2
-#define P_STP_CTRL REG_PORT_CTRL_2
#define P_PASS_ALL_CTRL REG_PORT_CTRL_12
#define P_INS_SRC_PVID_CTRL REG_PORT_CTRL_12
#define P_DROP_TAG_CTRL REG_PORT_CTRL_13
@@ -813,12 +782,6 @@
#define REG_IND_EEE_GLOB2_LO 0x34
#define REG_IND_EEE_GLOB2_HI 0x35
-/* Driver set switch broadcast storm protection at 10% rate. */
-#define BROADCAST_STORM_PROT_RATE 10
-
-/* 148,800 frames * 67 ms / 100 */
-#define BROADCAST_STORM_VALUE 9969
-
/**
* MIB_COUNTER_VALUE 00-00000000-3FFFFFFF
* MIB_TOTAL_BYTES 00-0000000F-FFFFFFFF
diff --git a/drivers/net/dsa/microchip/ksz8863_smi.c b/drivers/net/dsa/microchip/ksz8863_smi.c
index b6f99e641dca..5247fdfb964d 100644
--- a/drivers/net/dsa/microchip/ksz8863_smi.c
+++ b/drivers/net/dsa/microchip/ksz8863_smi.c
@@ -26,11 +26,9 @@ static int ksz8863_mdio_read(void *ctx, const void *reg_buf, size_t reg_len,
struct mdio_device *mdev;
u8 reg = *(u8 *)reg_buf;
u8 *val = val_buf;
- struct ksz8 *ksz8;
int i, ret = 0;
- ksz8 = dev->priv;
- mdev = ksz8->priv;
+ mdev = dev->priv;
mutex_lock_nested(&mdev->bus->mdio_lock, MDIO_MUTEX_NESTED);
for (i = 0; i < val_len; i++) {
@@ -55,13 +53,11 @@ static int ksz8863_mdio_write(void *ctx, const void *data, size_t count)
{
struct ksz_device *dev = ctx;
struct mdio_device *mdev;
- struct ksz8 *ksz8;
int i, ret = 0;
u32 reg;
u8 *val;
- ksz8 = dev->priv;
- mdev = ksz8->priv;
+ mdev = dev->priv;
val = (u8 *)(data + 4);
reg = *(u32 *)data;
@@ -142,17 +138,10 @@ static int ksz8863_smi_probe(struct mdio_device *mdiodev)
{
struct regmap_config rc;
struct ksz_device *dev;
- struct ksz8 *ksz8;
int ret;
int i;
- ksz8 = devm_kzalloc(&mdiodev->dev, sizeof(struct ksz8), GFP_KERNEL);
- if (!ksz8)
- return -ENOMEM;
-
- ksz8->priv = mdiodev;
-
- dev = ksz_switch_alloc(&mdiodev->dev, ksz8);
+ dev = ksz_switch_alloc(&mdiodev->dev, mdiodev);
if (!dev)
return -ENOMEM;
@@ -174,7 +163,7 @@ static int ksz8863_smi_probe(struct mdio_device *mdiodev)
if (mdiodev->dev.platform_data)
dev->pdata = mdiodev->dev.platform_data;
- ret = ksz8_switch_register(dev);
+ ret = ksz_switch_register(dev);
/* Main DSA driver may not be started yet. */
if (ret)
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index ab40b700cf1a..4b14d80d27ed 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -17,11 +17,7 @@
#include "ksz9477_reg.h"
#include "ksz_common.h"
-
-/* Used with variable features to indicate capabilities. */
-#define GBIT_SUPPORT BIT(0)
-#define NEW_XMII BIT(1)
-#define IS_9893 BIT(2)
+#include "ksz9477.h"
static void ksz_cfg(struct ksz_device *dev, u32 addr, u8 bits, bool set)
{
@@ -47,9 +43,8 @@ static void ksz9477_port_cfg32(struct ksz_device *dev, int port, int offset,
bits, set ? bits : 0);
}
-static int ksz9477_change_mtu(struct dsa_switch *ds, int port, int mtu)
+int ksz9477_change_mtu(struct ksz_device *dev, int port, int mtu)
{
- struct ksz_device *dev = ds->priv;
u16 frame_size, max_frame = 0;
int i;
@@ -65,7 +60,7 @@ static int ksz9477_change_mtu(struct dsa_switch *ds, int port, int mtu)
REG_SW_MTU_MASK, max_frame);
}
-static int ksz9477_max_mtu(struct dsa_switch *ds, int port)
+int ksz9477_max_mtu(struct ksz_device *dev, int port)
{
return KSZ9477_MAX_FRAME_SIZE - VLAN_ETH_HLEN - ETH_FCS_LEN;
}
@@ -175,7 +170,7 @@ static int ksz9477_wait_alu_sta_ready(struct ksz_device *dev)
10, 1000);
}
-static int ksz9477_reset_switch(struct ksz_device *dev)
+int ksz9477_reset_switch(struct ksz_device *dev)
{
u8 data8;
u32 data32;
@@ -198,12 +193,6 @@ static int ksz9477_reset_switch(struct ksz_device *dev)
ksz_write32(dev, REG_SW_PORT_INT_MASK__4, 0x7F);
ksz_read32(dev, REG_SW_PORT_INT_STATUS__4, &data32);
- /* set broadcast storm protection 10% rate */
- regmap_update_bits(dev->regmap[1], REG_SW_MAC_CTRL_2,
- BROADCAST_STORM_RATE,
- (BROADCAST_STORM_VALUE *
- BROADCAST_STORM_PROT_RATE) / 100);
-
data8 = SW_ENABLE_REFCLKO;
if (dev->synclko_disable)
data8 = 0;
@@ -214,8 +203,7 @@ static int ksz9477_reset_switch(struct ksz_device *dev)
return 0;
}
-static void ksz9477_r_mib_cnt(struct ksz_device *dev, int port, u16 addr,
- u64 *cnt)
+void ksz9477_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt)
{
struct ksz_port *p = &dev->ports[port];
unsigned int val;
@@ -242,14 +230,14 @@ static void ksz9477_r_mib_cnt(struct ksz_device *dev, int port, u16 addr,
*cnt += data;
}
-static void ksz9477_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
- u64 *dropped, u64 *cnt)
+void ksz9477_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
+ u64 *dropped, u64 *cnt)
{
addr = dev->info->mib_names[addr].index;
ksz9477_r_mib_cnt(dev, port, addr, cnt);
}
-static void ksz9477_freeze_mib(struct ksz_device *dev, int port, bool freeze)
+void ksz9477_freeze_mib(struct ksz_device *dev, int port, bool freeze)
{
u32 val = freeze ? MIB_COUNTER_FLUSH_FREEZE : 0;
struct ksz_port *p = &dev->ports[port];
@@ -263,7 +251,7 @@ static void ksz9477_freeze_mib(struct ksz_device *dev, int port, bool freeze)
mutex_unlock(&p->mib.cnt_mutex);
}
-static void ksz9477_port_init_cnt(struct ksz_device *dev, int port)
+void ksz9477_port_init_cnt(struct ksz_device *dev, int port)
{
struct ksz_port_mib *mib = &dev->ports[port].mib;
@@ -276,21 +264,8 @@ static void ksz9477_port_init_cnt(struct ksz_device *dev, int port)
mutex_unlock(&mib->cnt_mutex);
}
-static enum dsa_tag_protocol ksz9477_get_tag_protocol(struct dsa_switch *ds,
- int port,
- enum dsa_tag_protocol mp)
+void ksz9477_r_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 *data)
{
- enum dsa_tag_protocol proto = DSA_TAG_PROTO_KSZ9477;
- struct ksz_device *dev = ds->priv;
-
- if (dev->features & IS_9893)
- proto = DSA_TAG_PROTO_KSZ9893;
- return proto;
-}
-
-static int ksz9477_phy_read16(struct dsa_switch *ds, int addr, int reg)
-{
- struct ksz_device *dev = ds->priv;
u16 val = 0xffff;
/* No real PHY after this. Simulate the PHY.
@@ -335,40 +310,30 @@ static int ksz9477_phy_read16(struct dsa_switch *ds, int addr, int reg)
ksz_pread16(dev, addr, 0x100 + (reg << 1), &val);
}
- return val;
+ *data = val;
}
-static int ksz9477_phy_write16(struct dsa_switch *ds, int addr, int reg,
- u16 val)
+void ksz9477_w_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 val)
{
- struct ksz_device *dev = ds->priv;
-
/* No real PHY after this. */
if (addr >= dev->phy_port_cnt)
- return 0;
+ return;
/* No gigabit support. Do not write to this register. */
if (!(dev->features & GBIT_SUPPORT) && reg == MII_CTRL1000)
- return 0;
- ksz_pwrite16(dev, addr, 0x100 + (reg << 1), val);
+ return;
- return 0;
+ ksz_pwrite16(dev, addr, 0x100 + (reg << 1), val);
}
-static void ksz9477_cfg_port_member(struct ksz_device *dev, int port,
- u8 member)
+void ksz9477_cfg_port_member(struct ksz_device *dev, int port, u8 member)
{
ksz_pwrite32(dev, port, REG_PORT_VLAN_MEMBERSHIP__4, member);
}
-static void ksz9477_port_stp_state_set(struct dsa_switch *ds, int port,
- u8 state)
-{
- ksz_port_stp_state_set(ds, port, state, P_STP_CTRL);
-}
-
-static void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port)
+void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port)
{
+ const u16 *regs = dev->info->regs;
u8 data;
regmap_update_bits(dev->regmap[0], REG_SW_LUE_CTRL_2,
@@ -377,24 +342,21 @@ static void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port)
if (port < dev->info->port_cnt) {
/* flush individual port */
- ksz_pread8(dev, port, P_STP_CTRL, &data);
+ ksz_pread8(dev, port, regs[P_STP_CTRL], &data);
if (!(data & PORT_LEARN_DISABLE))
- ksz_pwrite8(dev, port, P_STP_CTRL,
+ ksz_pwrite8(dev, port, regs[P_STP_CTRL],
data | PORT_LEARN_DISABLE);
ksz_cfg(dev, S_FLUSH_TABLE_CTRL, SW_FLUSH_DYN_MAC_TABLE, true);
- ksz_pwrite8(dev, port, P_STP_CTRL, data);
+ ksz_pwrite8(dev, port, regs[P_STP_CTRL], data);
} else {
/* flush all */
ksz_cfg(dev, S_FLUSH_TABLE_CTRL, SW_FLUSH_STP_TABLE, true);
}
}
-static int ksz9477_port_vlan_filtering(struct dsa_switch *ds, int port,
- bool flag,
- struct netlink_ext_ack *extack)
+int ksz9477_port_vlan_filtering(struct ksz_device *dev, int port,
+ bool flag, struct netlink_ext_ack *extack)
{
- struct ksz_device *dev = ds->priv;
-
if (flag) {
ksz_port_cfg(dev, port, REG_PORT_LUE_CTRL,
PORT_VLAN_LOOKUP_VID_0, true);
@@ -408,11 +370,10 @@ static int ksz9477_port_vlan_filtering(struct dsa_switch *ds, int port,
return 0;
}
-static int ksz9477_port_vlan_add(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_vlan *vlan,
- struct netlink_ext_ack *extack)
+int ksz9477_port_vlan_add(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct netlink_ext_ack *extack)
{
- struct ksz_device *dev = ds->priv;
u32 vlan_table[3];
bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
int err;
@@ -445,10 +406,9 @@ static int ksz9477_port_vlan_add(struct dsa_switch *ds, int port,
return 0;
}
-static int ksz9477_port_vlan_del(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_vlan *vlan)
+int ksz9477_port_vlan_del(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan)
{
- struct ksz_device *dev = ds->priv;
bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
u32 vlan_table[3];
u16 pvid;
@@ -479,11 +439,9 @@ static int ksz9477_port_vlan_del(struct dsa_switch *ds, int port,
return 0;
}
-static int ksz9477_port_fdb_add(struct dsa_switch *ds, int port,
- const unsigned char *addr, u16 vid,
- struct dsa_db db)
+int ksz9477_fdb_add(struct ksz_device *dev, int port,
+ const unsigned char *addr, u16 vid, struct dsa_db db)
{
- struct ksz_device *dev = ds->priv;
u32 alu_table[4];
u32 data;
int ret = 0;
@@ -537,11 +495,9 @@ exit:
return ret;
}
-static int ksz9477_port_fdb_del(struct dsa_switch *ds, int port,
- const unsigned char *addr, u16 vid,
- struct dsa_db db)
+int ksz9477_fdb_del(struct ksz_device *dev, int port,
+ const unsigned char *addr, u16 vid, struct dsa_db db)
{
- struct ksz_device *dev = ds->priv;
u32 alu_table[4];
u32 data;
int ret = 0;
@@ -628,10 +584,9 @@ static void ksz9477_convert_alu(struct alu_struct *alu, u32 *alu_table)
alu->mac[5] = alu_table[3] & 0xFF;
}
-static int ksz9477_port_fdb_dump(struct dsa_switch *ds, int port,
- dsa_fdb_dump_cb_t *cb, void *data)
+int ksz9477_fdb_dump(struct ksz_device *dev, int port,
+ dsa_fdb_dump_cb_t *cb, void *data)
{
- struct ksz_device *dev = ds->priv;
int ret = 0;
u32 ksz_data;
u32 alu_table[4];
@@ -680,17 +635,20 @@ exit:
return ret;
}
-static int ksz9477_port_mdb_add(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_mdb *mdb,
- struct dsa_db db)
+int ksz9477_mdb_add(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb, struct dsa_db db)
{
- struct ksz_device *dev = ds->priv;
u32 static_table[4];
+ const u8 *shifts;
+ const u32 *masks;
u32 data;
int index;
u32 mac_hi, mac_lo;
int err = 0;
+ shifts = dev->info->shifts;
+ masks = dev->info->masks;
+
mac_hi = ((mdb->addr[0] << 8) | mdb->addr[1]);
mac_lo = ((mdb->addr[2] << 24) | (mdb->addr[3] << 16));
mac_lo |= ((mdb->addr[4] << 8) | mdb->addr[5]);
@@ -699,8 +657,8 @@ static int ksz9477_port_mdb_add(struct dsa_switch *ds, int port,
for (index = 0; index < dev->info->num_statics; index++) {
/* find empty slot first */
- data = (index << ALU_STAT_INDEX_S) |
- ALU_STAT_READ | ALU_STAT_START;
+ data = (index << shifts[ALU_STAT_INDEX]) |
+ masks[ALU_STAT_READ] | ALU_STAT_START;
ksz_write32(dev, REG_SW_ALU_STAT_CTRL__4, data);
/* wait to be finished */
@@ -744,7 +702,7 @@ static int ksz9477_port_mdb_add(struct dsa_switch *ds, int port,
ksz9477_write_table(dev, static_table);
- data = (index << ALU_STAT_INDEX_S) | ALU_STAT_START;
+ data = (index << shifts[ALU_STAT_INDEX]) | ALU_STAT_START;
ksz_write32(dev, REG_SW_ALU_STAT_CTRL__4, data);
/* wait to be finished */
@@ -756,17 +714,20 @@ exit:
return err;
}
-static int ksz9477_port_mdb_del(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_mdb *mdb,
- struct dsa_db db)
+int ksz9477_mdb_del(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb, struct dsa_db db)
{
- struct ksz_device *dev = ds->priv;
u32 static_table[4];
+ const u8 *shifts;
+ const u32 *masks;
u32 data;
int index;
int ret = 0;
u32 mac_hi, mac_lo;
+ shifts = dev->info->shifts;
+ masks = dev->info->masks;
+
mac_hi = ((mdb->addr[0] << 8) | mdb->addr[1]);
mac_lo = ((mdb->addr[2] << 24) | (mdb->addr[3] << 16));
mac_lo |= ((mdb->addr[4] << 8) | mdb->addr[5]);
@@ -775,8 +736,8 @@ static int ksz9477_port_mdb_del(struct dsa_switch *ds, int port,
for (index = 0; index < dev->info->num_statics; index++) {
/* find empty slot first */
- data = (index << ALU_STAT_INDEX_S) |
- ALU_STAT_READ | ALU_STAT_START;
+ data = (index << shifts[ALU_STAT_INDEX]) |
+ masks[ALU_STAT_READ] | ALU_STAT_START;
ksz_write32(dev, REG_SW_ALU_STAT_CTRL__4, data);
/* wait to be finished */
@@ -818,7 +779,7 @@ static int ksz9477_port_mdb_del(struct dsa_switch *ds, int port,
ksz9477_write_table(dev, static_table);
- data = (index << ALU_STAT_INDEX_S) | ALU_STAT_START;
+ data = (index << shifts[ALU_STAT_INDEX]) | ALU_STAT_START;
ksz_write32(dev, REG_SW_ALU_STAT_CTRL__4, data);
/* wait to be finished */
@@ -832,11 +793,10 @@ exit:
return ret;
}
-static int ksz9477_port_mirror_add(struct dsa_switch *ds, int port,
- struct dsa_mall_mirror_tc_entry *mirror,
- bool ingress, struct netlink_ext_ack *extack)
+int ksz9477_port_mirror_add(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror,
+ bool ingress, struct netlink_ext_ack *extack)
{
- struct ksz_device *dev = ds->priv;
u8 data;
int p;
@@ -872,10 +832,9 @@ static int ksz9477_port_mirror_add(struct dsa_switch *ds, int port,
return 0;
}
-static void ksz9477_port_mirror_del(struct dsa_switch *ds, int port,
- struct dsa_mall_mirror_tc_entry *mirror)
+void ksz9477_port_mirror_del(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror)
{
- struct ksz_device *dev = ds->priv;
bool in_use = false;
u8 data;
int p;
@@ -902,142 +861,18 @@ static void ksz9477_port_mirror_del(struct dsa_switch *ds, int port,
PORT_MIRROR_SNIFFER, false);
}
-static bool ksz9477_get_gbit(struct ksz_device *dev, u8 data)
-{
- bool gbit;
-
- if (dev->features & NEW_XMII)
- gbit = !(data & PORT_MII_NOT_1GBIT);
- else
- gbit = !!(data & PORT_MII_1000MBIT_S1);
- return gbit;
-}
-
-static void ksz9477_set_gbit(struct ksz_device *dev, bool gbit, u8 *data)
-{
- if (dev->features & NEW_XMII) {
- if (gbit)
- *data &= ~PORT_MII_NOT_1GBIT;
- else
- *data |= PORT_MII_NOT_1GBIT;
- } else {
- if (gbit)
- *data |= PORT_MII_1000MBIT_S1;
- else
- *data &= ~PORT_MII_1000MBIT_S1;
- }
-}
-
-static int ksz9477_get_xmii(struct ksz_device *dev, u8 data)
-{
- int mode;
-
- if (dev->features & NEW_XMII) {
- switch (data & PORT_MII_SEL_M) {
- case PORT_MII_SEL:
- mode = 0;
- break;
- case PORT_RMII_SEL:
- mode = 1;
- break;
- case PORT_GMII_SEL:
- mode = 2;
- break;
- default:
- mode = 3;
- }
- } else {
- switch (data & PORT_MII_SEL_M) {
- case PORT_MII_SEL_S1:
- mode = 0;
- break;
- case PORT_RMII_SEL_S1:
- mode = 1;
- break;
- case PORT_GMII_SEL_S1:
- mode = 2;
- break;
- default:
- mode = 3;
- }
- }
- return mode;
-}
-
-static void ksz9477_set_xmii(struct ksz_device *dev, int mode, u8 *data)
-{
- u8 xmii;
-
- if (dev->features & NEW_XMII) {
- switch (mode) {
- case 0:
- xmii = PORT_MII_SEL;
- break;
- case 1:
- xmii = PORT_RMII_SEL;
- break;
- case 2:
- xmii = PORT_GMII_SEL;
- break;
- default:
- xmii = PORT_RGMII_SEL;
- break;
- }
- } else {
- switch (mode) {
- case 0:
- xmii = PORT_MII_SEL_S1;
- break;
- case 1:
- xmii = PORT_RMII_SEL_S1;
- break;
- case 2:
- xmii = PORT_GMII_SEL_S1;
- break;
- default:
- xmii = PORT_RGMII_SEL_S1;
- break;
- }
- }
- *data &= ~PORT_MII_SEL_M;
- *data |= xmii;
-}
-
static phy_interface_t ksz9477_get_interface(struct ksz_device *dev, int port)
{
phy_interface_t interface;
bool gbit;
- int mode;
- u8 data8;
if (port < dev->phy_port_cnt)
return PHY_INTERFACE_MODE_NA;
- ksz_pread8(dev, port, REG_PORT_XMII_CTRL_1, &data8);
- gbit = ksz9477_get_gbit(dev, data8);
- mode = ksz9477_get_xmii(dev, data8);
- switch (mode) {
- case 2:
- interface = PHY_INTERFACE_MODE_GMII;
- if (gbit)
- break;
- fallthrough;
- case 0:
- interface = PHY_INTERFACE_MODE_MII;
- break;
- case 1:
- interface = PHY_INTERFACE_MODE_RMII;
- break;
- default:
- interface = PHY_INTERFACE_MODE_RGMII;
- if (data8 & PORT_RGMII_ID_EG_ENABLE)
- interface = PHY_INTERFACE_MODE_RGMII_TXID;
- if (data8 & PORT_RGMII_ID_IG_ENABLE) {
- interface = PHY_INTERFACE_MODE_RGMII_RXID;
- if (data8 & PORT_RGMII_ID_EG_ENABLE)
- interface = PHY_INTERFACE_MODE_RGMII_ID;
- }
- break;
- }
+
+ gbit = ksz_get_gbit(dev, port);
+
+ interface = ksz_get_xmii(dev, port, gbit);
+
return interface;
}
@@ -1097,21 +932,21 @@ static void ksz9477_phy_errata_setup(struct ksz_device *dev, int port)
ksz9477_port_mmd_write(dev, port, 0x1c, 0x20, 0xeeee);
}
-static void ksz9477_get_caps(struct dsa_switch *ds, int port,
- struct phylink_config *config)
+void ksz9477_get_caps(struct ksz_device *dev, int port,
+ struct phylink_config *config)
{
- ksz_phylink_get_caps(ds, port, config);
+ config->mac_capabilities = MAC_10 | MAC_100 | MAC_ASYM_PAUSE |
+ MAC_SYM_PAUSE;
- config->mac_capabilities = MAC_10 | MAC_100 | MAC_1000FD |
- MAC_ASYM_PAUSE | MAC_SYM_PAUSE;
+ if (dev->features & GBIT_SUPPORT)
+ config->mac_capabilities |= MAC_1000FD;
}
-static void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port)
+void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port)
{
- struct ksz_port *p = &dev->ports[port];
struct dsa_switch *ds = dev->ds;
- u8 data8, member;
u16 data16;
+ u8 member;
/* enable tag tail for host port */
if (cpu_port)
@@ -1151,44 +986,6 @@ static void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port)
ksz_port_cfg(dev, port, REG_PORT_CTRL_0,
PORT_FORCE_TX_FLOW_CTRL | PORT_FORCE_RX_FLOW_CTRL,
true);
-
- /* configure MAC to 1G & RGMII mode */
- ksz_pread8(dev, port, REG_PORT_XMII_CTRL_1, &data8);
- switch (p->interface) {
- case PHY_INTERFACE_MODE_MII:
- ksz9477_set_xmii(dev, 0, &data8);
- ksz9477_set_gbit(dev, false, &data8);
- p->phydev.speed = SPEED_100;
- break;
- case PHY_INTERFACE_MODE_RMII:
- ksz9477_set_xmii(dev, 1, &data8);
- ksz9477_set_gbit(dev, false, &data8);
- p->phydev.speed = SPEED_100;
- break;
- case PHY_INTERFACE_MODE_GMII:
- ksz9477_set_xmii(dev, 2, &data8);
- ksz9477_set_gbit(dev, true, &data8);
- p->phydev.speed = SPEED_1000;
- break;
- default:
- ksz9477_set_xmii(dev, 3, &data8);
- ksz9477_set_gbit(dev, true, &data8);
- data8 &= ~PORT_RGMII_ID_IG_ENABLE;
- data8 &= ~PORT_RGMII_ID_EG_ENABLE;
- if (p->interface == PHY_INTERFACE_MODE_RGMII_ID ||
- p->interface == PHY_INTERFACE_MODE_RGMII_RXID)
- data8 |= PORT_RGMII_ID_IG_ENABLE;
- if (p->interface == PHY_INTERFACE_MODE_RGMII_ID ||
- p->interface == PHY_INTERFACE_MODE_RGMII_TXID)
- data8 |= PORT_RGMII_ID_EG_ENABLE;
- /* On KSZ9893, disable RGMII in-band status support */
- if (dev->features & IS_9893)
- data8 &= ~PORT_MII_MAC_MODE;
- p->phydev.speed = SPEED_1000;
- break;
- }
- ksz_pwrite8(dev, port, REG_PORT_XMII_CTRL_1, data8);
- p->phydev.duplex = 1;
}
if (cpu_port)
@@ -1203,7 +1000,7 @@ static void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port)
ksz_pread16(dev, port, REG_PORT_PHY_INT_ENABLE, &data16);
}
-static void ksz9477_config_cpu_port(struct dsa_switch *ds)
+void ksz9477_config_cpu_port(struct dsa_switch *ds)
{
struct ksz_device *dev = ds->priv;
struct ksz_port *p;
@@ -1260,7 +1057,7 @@ static void ksz9477_config_cpu_port(struct dsa_switch *ds)
continue;
p = &dev->ports[i];
- ksz9477_port_stp_state_set(ds, i, BR_STATE_DISABLED);
+ ksz_port_stp_state_set(ds, i, BR_STATE_DISABLED);
p->on = 1;
if (i < dev->phy_port_cnt)
p->phy = 1;
@@ -1273,22 +1070,44 @@ static void ksz9477_config_cpu_port(struct dsa_switch *ds)
}
}
-static int ksz9477_setup(struct dsa_switch *ds)
+int ksz9477_enable_stp_addr(struct ksz_device *dev)
{
- struct ksz_device *dev = ds->priv;
- int ret = 0;
+ const u32 *masks;
+ u32 data;
+ int ret;
- dev->vlan_cache = devm_kcalloc(dev->dev, sizeof(struct vlan_table),
- dev->info->num_vlans, GFP_KERNEL);
- if (!dev->vlan_cache)
- return -ENOMEM;
+ masks = dev->info->masks;
- ret = ksz9477_reset_switch(dev);
- if (ret) {
- dev_err(ds->dev, "failed to reset switch\n");
+ /* Enable Reserved multicast table */
+ ksz_cfg(dev, REG_SW_LUE_CTRL_0, SW_RESV_MCAST_ENABLE, true);
+
+ /* Set the Override bit for forwarding BPDU packet to CPU */
+ ret = ksz_write32(dev, REG_SW_ALU_VAL_B,
+ ALU_V_OVERRIDE | BIT(dev->cpu_port));
+ if (ret < 0)
+ return ret;
+
+ data = ALU_STAT_START | ALU_RESV_MCAST_ADDR | masks[ALU_STAT_WRITE];
+
+ ret = ksz_write32(dev, REG_SW_ALU_STAT_CTRL__4, data);
+ if (ret < 0)
+ return ret;
+
+ /* wait to be finished */
+ ret = ksz9477_wait_alu_sta_ready(dev);
+ if (ret < 0) {
+ dev_err(dev->dev, "Failed to update Reserved Multicast table\n");
return ret;
}
+ return 0;
+}
+
+int ksz9477_setup(struct dsa_switch *ds)
+{
+ struct ksz_device *dev = ds->priv;
+ int ret = 0;
+
/* Required for port partitioning. */
ksz9477_cfg32(dev, REG_SW_QM_CTRL__4, UNICAST_VLAN_BOUNDARY,
true);
@@ -1305,69 +1124,27 @@ static int ksz9477_setup(struct dsa_switch *ds)
if (ret)
return ret;
- ksz9477_config_cpu_port(ds);
-
- ksz_cfg(dev, REG_SW_MAC_CTRL_1, MULTICAST_STORM_DISABLE, true);
-
/* queue based egress rate limit */
ksz_cfg(dev, REG_SW_MAC_CTRL_5, SW_OUT_RATE_LIMIT_QUEUE_BASED, true);
/* enable global MIB counter freeze function */
ksz_cfg(dev, REG_SW_MAC_CTRL_6, SW_MIB_COUNTER_FREEZE, true);
- /* start switch */
- ksz_cfg(dev, REG_SW_OPERATION, SW_START, true);
-
- ksz_init_mib_timer(dev);
-
- ds->configure_vlan_while_not_filtering = false;
-
return 0;
}
-static const struct dsa_switch_ops ksz9477_switch_ops = {
- .get_tag_protocol = ksz9477_get_tag_protocol,
- .setup = ksz9477_setup,
- .phy_read = ksz9477_phy_read16,
- .phy_write = ksz9477_phy_write16,
- .phylink_mac_link_down = ksz_mac_link_down,
- .phylink_get_caps = ksz9477_get_caps,
- .port_enable = ksz_enable_port,
- .get_strings = ksz_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 = ksz9477_port_stp_state_set,
- .port_fast_age = ksz_port_fast_age,
- .port_vlan_filtering = ksz9477_port_vlan_filtering,
- .port_vlan_add = ksz9477_port_vlan_add,
- .port_vlan_del = ksz9477_port_vlan_del,
- .port_fdb_dump = ksz9477_port_fdb_dump,
- .port_fdb_add = ksz9477_port_fdb_add,
- .port_fdb_del = ksz9477_port_fdb_del,
- .port_mdb_add = ksz9477_port_mdb_add,
- .port_mdb_del = ksz9477_port_mdb_del,
- .port_mirror_add = ksz9477_port_mirror_add,
- .port_mirror_del = ksz9477_port_mirror_del,
- .get_stats64 = ksz_get_stats64,
- .port_change_mtu = ksz9477_change_mtu,
- .port_max_mtu = ksz9477_max_mtu,
-};
-
-static u32 ksz9477_get_port_addr(int port, int offset)
+u32 ksz9477_get_port_addr(int port, int offset)
{
return PORT_CTRL_ADDR(port, offset);
}
-static int ksz9477_switch_detect(struct ksz_device *dev)
+int ksz9477_switch_init(struct ksz_device *dev)
{
u8 data8;
- u8 id_hi;
- u8 id_lo;
- u32 id32;
int ret;
+ dev->port_mask = (1 << dev->info->port_cnt) - 1;
+
/* turn off SPI DO Edge select */
ret = ksz_read8(dev, REG_SW_GLOBAL_SERIAL_CTRL_0, &data8);
if (ret)
@@ -1378,10 +1155,6 @@ static int ksz9477_switch_detect(struct ksz_device *dev)
if (ret)
return ret;
- /* read chip id */
- ret = ksz_read32(dev, REG_CHIP_ID0__1, &id32);
- if (ret)
- return ret;
ret = ksz_read8(dev, REG_GLOBAL_OPTIONS, &data8);
if (ret)
return ret;
@@ -1392,12 +1165,7 @@ static int ksz9477_switch_detect(struct ksz_device *dev)
/* Default capability is gigabit capable. */
dev->features = GBIT_SUPPORT;
- dev_dbg(dev->dev, "Switch detect: ID=%08x%02x\n", id32, data8);
- id_hi = (u8)(id32 >> 16);
- id_lo = (u8)(id32 >> 8);
- if ((id_lo & 0xf) == 3) {
- /* Chip is from KSZ9893 design. */
- dev_info(dev->dev, "Found KSZ9893\n");
+ if (dev->chip_id == KSZ9893_CHIP_ID) {
dev->features |= IS_9893;
/* Chip does not support gigabit. */
@@ -1405,81 +1173,19 @@ static int ksz9477_switch_detect(struct ksz_device *dev)
dev->features &= ~GBIT_SUPPORT;
dev->phy_port_cnt = 2;
} else {
- dev_info(dev->dev, "Found KSZ9477 or compatible\n");
- /* Chip uses new XMII register definitions. */
- dev->features |= NEW_XMII;
-
/* Chip does not support gigabit. */
if (!(data8 & SW_GIGABIT_ABLE))
dev->features &= ~GBIT_SUPPORT;
}
- /* Change chip id to known ones so it can be matched against them. */
- id32 = (id_hi << 16) | (id_lo << 8);
-
- dev->chip_id = id32;
-
return 0;
}
-static int ksz9477_switch_init(struct ksz_device *dev)
-{
- dev->ds->ops = &ksz9477_switch_ops;
-
- dev->port_mask = (1 << dev->info->port_cnt) - 1;
-
- return 0;
-}
-
-static void ksz9477_switch_exit(struct ksz_device *dev)
+void ksz9477_switch_exit(struct ksz_device *dev)
{
ksz9477_reset_switch(dev);
}
-static const struct ksz_dev_ops ksz9477_dev_ops = {
- .get_port_addr = ksz9477_get_port_addr,
- .cfg_port_member = ksz9477_cfg_port_member,
- .flush_dyn_mac_table = ksz9477_flush_dyn_mac_table,
- .port_setup = ksz9477_port_setup,
- .r_mib_cnt = ksz9477_r_mib_cnt,
- .r_mib_pkt = ksz9477_r_mib_pkt,
- .r_mib_stat64 = ksz_r_mib_stats64,
- .freeze_mib = ksz9477_freeze_mib,
- .port_init_cnt = ksz9477_port_init_cnt,
- .shutdown = ksz9477_reset_switch,
- .detect = ksz9477_switch_detect,
- .init = ksz9477_switch_init,
- .exit = ksz9477_switch_exit,
-};
-
-int ksz9477_switch_register(struct ksz_device *dev)
-{
- int ret, i;
- struct phy_device *phydev;
-
- ret = ksz_switch_register(dev, &ksz9477_dev_ops);
- if (ret)
- return ret;
-
- for (i = 0; i < dev->phy_port_cnt; ++i) {
- if (!dsa_is_user_port(dev->ds, i))
- continue;
-
- phydev = dsa_to_port(dev->ds, i)->slave->phydev;
-
- /* The MAC actually cannot run in 1000 half-duplex mode. */
- phy_remove_link_mode(phydev,
- ETHTOOL_LINK_MODE_1000baseT_Half_BIT);
-
- /* PHY does not support gigabit. */
- if (!(dev->features & GBIT_SUPPORT))
- phy_remove_link_mode(phydev,
- ETHTOOL_LINK_MODE_1000baseT_Full_BIT);
- }
- return ret;
-}
-EXPORT_SYMBOL(ksz9477_switch_register);
-
MODULE_AUTHOR("Woojung Huh <Woojung.Huh@microchip.com>");
MODULE_DESCRIPTION("Microchip KSZ9477 Series Switch DSA Driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/net/dsa/microchip/ksz9477.h b/drivers/net/dsa/microchip/ksz9477.h
new file mode 100644
index 000000000000..cd278b307b3c
--- /dev/null
+++ b/drivers/net/dsa/microchip/ksz9477.h
@@ -0,0 +1,60 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Microchip KSZ9477 series Header file
+ *
+ * Copyright (C) 2017-2022 Microchip Technology Inc.
+ */
+
+#ifndef __KSZ9477_H
+#define __KSZ9477_H
+
+#include <net/dsa.h>
+#include "ksz_common.h"
+
+int ksz9477_setup(struct dsa_switch *ds);
+u32 ksz9477_get_port_addr(int port, int offset);
+void ksz9477_cfg_port_member(struct ksz_device *dev, int port, u8 member);
+void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port);
+void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port);
+void ksz9477_r_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 *data);
+void ksz9477_w_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 val);
+void ksz9477_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt);
+void ksz9477_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
+ u64 *dropped, u64 *cnt);
+void ksz9477_freeze_mib(struct ksz_device *dev, int port, bool freeze);
+void ksz9477_port_init_cnt(struct ksz_device *dev, int port);
+int ksz9477_port_vlan_filtering(struct ksz_device *dev, int port,
+ bool flag, struct netlink_ext_ack *extack);
+int ksz9477_port_vlan_add(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct netlink_ext_ack *extack);
+int ksz9477_port_vlan_del(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan);
+int ksz9477_port_mirror_add(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror,
+ bool ingress, struct netlink_ext_ack *extack);
+void ksz9477_port_mirror_del(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror);
+int ksz9477_get_stp_reg(void);
+void ksz9477_get_caps(struct ksz_device *dev, int port,
+ struct phylink_config *config);
+int ksz9477_fdb_dump(struct ksz_device *dev, int port,
+ dsa_fdb_dump_cb_t *cb, void *data);
+int ksz9477_fdb_add(struct ksz_device *dev, int port,
+ const unsigned char *addr, u16 vid, struct dsa_db db);
+int ksz9477_fdb_del(struct ksz_device *dev, int port,
+ const unsigned char *addr, u16 vid, struct dsa_db db);
+int ksz9477_mdb_add(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb, struct dsa_db db);
+int ksz9477_mdb_del(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb, struct dsa_db db);
+int ksz9477_change_mtu(struct ksz_device *dev, int port, int mtu);
+int ksz9477_max_mtu(struct ksz_device *dev, int port);
+void ksz9477_config_cpu_port(struct dsa_switch *ds);
+int ksz9477_enable_stp_addr(struct ksz_device *dev);
+int ksz9477_reset_switch(struct ksz_device *dev);
+int ksz9477_dsa_init(struct ksz_device *dev);
+int ksz9477_switch_init(struct ksz_device *dev);
+void ksz9477_switch_exit(struct ksz_device *dev);
+
+#endif
diff --git a/drivers/net/dsa/microchip/ksz9477_i2c.c b/drivers/net/dsa/microchip/ksz9477_i2c.c
index faa3163c86b0..99966514d444 100644
--- a/drivers/net/dsa/microchip/ksz9477_i2c.c
+++ b/drivers/net/dsa/microchip/ksz9477_i2c.c
@@ -41,7 +41,7 @@ static int ksz9477_i2c_probe(struct i2c_client *i2c,
if (i2c->dev.platform_data)
dev->pdata = i2c->dev.platform_data;
- ret = ksz9477_switch_register(dev);
+ ret = ksz_switch_register(dev);
/* Main DSA driver may not be started yet. */
if (ret)
@@ -71,8 +71,8 @@ static void ksz9477_i2c_shutdown(struct i2c_client *i2c)
if (!dev)
return;
- if (dev->dev_ops->shutdown)
- dev->dev_ops->shutdown(dev);
+ if (dev->dev_ops->reset)
+ dev->dev_ops->reset(dev);
dsa_switch_shutdown(dev->ds);
diff --git a/drivers/net/dsa/microchip/ksz9477_reg.h b/drivers/net/dsa/microchip/ksz9477_reg.h
index 7a2c8d4767af..ddf99d1e4bbd 100644
--- a/drivers/net/dsa/microchip/ksz9477_reg.h
+++ b/drivers/net/dsa/microchip/ksz9477_reg.h
@@ -25,7 +25,6 @@
#define REG_CHIP_ID2__1 0x0002
-#define CHIP_ID_63 0x63
#define CHIP_ID_66 0x66
#define CHIP_ID_67 0x67
#define CHIP_ID_77 0x77
@@ -166,7 +165,6 @@
#define SW_DOUBLE_TAG BIT(7)
#define SW_RESET BIT(1)
-#define SW_START BIT(0)
#define REG_SW_MAC_ADDR_0 0x0302
#define REG_SW_MAC_ADDR_1 0x0303
@@ -266,7 +264,6 @@
#define REG_SW_MAC_CTRL_1 0x0331
-#define MULTICAST_STORM_DISABLE BIT(6)
#define SW_BACK_PRESSURE BIT(5)
#define FAIR_FLOW_CTRL BIT(4)
#define NO_EXC_COLLISION_DROP BIT(3)
@@ -277,13 +274,9 @@
#define REG_SW_MAC_CTRL_2 0x0332
#define SW_REPLACE_VID BIT(3)
-#define BROADCAST_STORM_RATE_HI 0x07
#define REG_SW_MAC_CTRL_3 0x0333
-#define BROADCAST_STORM_RATE_LO 0xFF
-#define BROADCAST_STORM_RATE 0x07FF
-
#define REG_SW_MAC_CTRL_4 0x0334
#define SW_PASS_PAUSE BIT(3)
@@ -426,12 +419,9 @@
#define REG_SW_ALU_STAT_CTRL__4 0x041C
-#define ALU_STAT_INDEX_M (BIT(4) - 1)
-#define ALU_STAT_INDEX_S 16
#define ALU_RESV_MCAST_INDEX_M (BIT(6) - 1)
#define ALU_STAT_START BIT(7)
#define ALU_RESV_MCAST_ADDR BIT(1)
-#define ALU_STAT_READ BIT(0)
#define REG_SW_ALU_VAL_A 0x0420
@@ -1185,35 +1175,11 @@
#define PORT_LINK_STATUS_FAIL BIT(0)
/* 3 - xMII */
-#define REG_PORT_XMII_CTRL_0 0x0300
-
#define PORT_SGMII_SEL BIT(7)
-#define PORT_MII_FULL_DUPLEX BIT(6)
-#define PORT_MII_100MBIT BIT(4)
#define PORT_GRXC_ENABLE BIT(0)
-#define REG_PORT_XMII_CTRL_1 0x0301
-
#define PORT_RMII_CLK_SEL BIT(7)
-/* S1 */
-#define PORT_MII_1000MBIT_S1 BIT(6)
-/* S2 */
-#define PORT_MII_NOT_1GBIT BIT(6)
#define PORT_MII_SEL_EDGE BIT(5)
-#define PORT_RGMII_ID_IG_ENABLE BIT(4)
-#define PORT_RGMII_ID_EG_ENABLE BIT(3)
-#define PORT_MII_MAC_MODE BIT(2)
-#define PORT_MII_SEL_M 0x3
-/* S1 */
-#define PORT_MII_SEL_S1 0x0
-#define PORT_RMII_SEL_S1 0x1
-#define PORT_GMII_SEL_S1 0x2
-#define PORT_RGMII_SEL_S1 0x3
-/* S2 */
-#define PORT_RGMII_SEL 0x0
-#define PORT_RMII_SEL 0x1
-#define PORT_GMII_SEL 0x2
-#define PORT_MII_SEL 0x3
/* 4 - MAC */
#define REG_PORT_MAC_CTRL_0 0x0400
@@ -1269,8 +1235,6 @@
/* 5 - MIB Counters */
#define REG_PORT_MIB_CTRL_STAT__4 0x0500
-#define MIB_COUNTER_OVERFLOW BIT(31)
-#define MIB_COUNTER_VALID BIT(30)
#define MIB_COUNTER_READ BIT(25)
#define MIB_COUNTER_FLUSH_FREEZE BIT(24)
#define MIB_COUNTER_INDEX_M (BIT(8) - 1)
@@ -1629,11 +1593,7 @@
#define P_BCAST_STORM_CTRL REG_PORT_MAC_CTRL_0
#define P_PRIO_CTRL REG_PORT_MRI_PRIO_CTRL
#define P_MIRROR_CTRL REG_PORT_MRI_MIRROR_CTRL
-#define P_STP_CTRL REG_PORT_LUE_MSTP_STATE
#define P_PHY_CTRL REG_PORT_PHY_CTRL
-#define P_NEG_RESTART_CTRL REG_PORT_PHY_CTRL
-#define P_LINK_STATUS REG_PORT_PHY_STATUS
-#define P_SPEED_STATUS REG_PORT_PHY_PHY_CTRL
#define P_RATE_LIMIT_CTRL REG_PORT_MAC_IN_RATE_LIMIT
#define S_LINK_AGING_CTRL REG_SW_LUE_CTRL_1
@@ -1653,12 +1613,6 @@
#define PTP_TRIG_UNIT_M (BIT(MAX_TRIG_UNIT) - 1)
#define PTP_TS_UNIT_M (BIT(MAX_TIMESTAMP_UNIT) - 1)
-/* Driver set switch broadcast storm protection at 10% rate. */
-#define BROADCAST_STORM_PROT_RATE 10
-
-/* 148,800 frames * 67 ms / 100 */
-#define BROADCAST_STORM_VALUE 9969
-
#define KSZ9477_MAX_FRAME_SIZE 9000
#endif /* KSZ9477_REGS_H */
diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c
deleted file mode 100644
index 1bc8b0cbe458..000000000000
--- a/drivers/net/dsa/microchip/ksz9477_spi.c
+++ /dev/null
@@ -1,150 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Microchip KSZ9477 series register access through SPI
- *
- * Copyright (C) 2017-2019 Microchip Technology Inc.
- */
-
-#include <asm/unaligned.h>
-
-#include <linux/delay.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/regmap.h>
-#include <linux/spi/spi.h>
-
-#include "ksz_common.h"
-
-#define SPI_ADDR_SHIFT 24
-#define SPI_ADDR_ALIGN 3
-#define SPI_TURNAROUND_SHIFT 5
-
-KSZ_REGMAP_TABLE(ksz9477, 32, SPI_ADDR_SHIFT,
- SPI_TURNAROUND_SHIFT, SPI_ADDR_ALIGN);
-
-static int ksz9477_spi_probe(struct spi_device *spi)
-{
- struct regmap_config rc;
- struct ksz_device *dev;
- int i, ret;
-
- dev = ksz_switch_alloc(&spi->dev, spi);
- if (!dev)
- return -ENOMEM;
-
- for (i = 0; i < ARRAY_SIZE(ksz9477_regmap_config); i++) {
- rc = ksz9477_regmap_config[i];
- rc.lock_arg = &dev->regmap_mutex;
- dev->regmap[i] = devm_regmap_init_spi(spi, &rc);
- if (IS_ERR(dev->regmap[i])) {
- ret = PTR_ERR(dev->regmap[i]);
- dev_err(&spi->dev,
- "Failed to initialize regmap%i: %d\n",
- ksz9477_regmap_config[i].val_bits, ret);
- return ret;
- }
- }
-
- if (spi->dev.platform_data)
- dev->pdata = spi->dev.platform_data;
-
- /* setup spi */
- spi->mode = SPI_MODE_3;
- ret = spi_setup(spi);
- if (ret)
- return ret;
-
- ret = ksz9477_switch_register(dev);
-
- /* Main DSA driver may not be started yet. */
- if (ret)
- return ret;
-
- spi_set_drvdata(spi, dev);
-
- return 0;
-}
-
-static void ksz9477_spi_remove(struct spi_device *spi)
-{
- struct ksz_device *dev = spi_get_drvdata(spi);
-
- if (dev)
- ksz_switch_remove(dev);
-
- spi_set_drvdata(spi, NULL);
-}
-
-static void ksz9477_spi_shutdown(struct spi_device *spi)
-{
- struct ksz_device *dev = spi_get_drvdata(spi);
-
- if (dev)
- dsa_switch_shutdown(dev->ds);
-
- spi_set_drvdata(spi, NULL);
-}
-
-static const struct of_device_id ksz9477_dt_ids[] = {
- {
- .compatible = "microchip,ksz9477",
- .data = &ksz_switch_chips[KSZ9477]
- },
- {
- .compatible = "microchip,ksz9897",
- .data = &ksz_switch_chips[KSZ9897]
- },
- {
- .compatible = "microchip,ksz9893",
- .data = &ksz_switch_chips[KSZ9893]
- },
- {
- .compatible = "microchip,ksz9563",
- .data = &ksz_switch_chips[KSZ9893]
- },
- {
- .compatible = "microchip,ksz8563",
- .data = &ksz_switch_chips[KSZ9893]
- },
- {
- .compatible = "microchip,ksz9567",
- .data = &ksz_switch_chips[KSZ9567]
- },
- {},
-};
-MODULE_DEVICE_TABLE(of, ksz9477_dt_ids);
-
-static const struct spi_device_id ksz9477_spi_ids[] = {
- { "ksz9477" },
- { "ksz9897" },
- { "ksz9893" },
- { "ksz9563" },
- { "ksz8563" },
- { "ksz9567" },
- { },
-};
-MODULE_DEVICE_TABLE(spi, ksz9477_spi_ids);
-
-static struct spi_driver ksz9477_spi_driver = {
- .driver = {
- .name = "ksz9477-switch",
- .owner = THIS_MODULE,
- .of_match_table = of_match_ptr(ksz9477_dt_ids),
- },
- .id_table = ksz9477_spi_ids,
- .probe = ksz9477_spi_probe,
- .remove = ksz9477_spi_remove,
- .shutdown = ksz9477_spi_shutdown,
-};
-
-module_spi_driver(ksz9477_spi_driver);
-
-MODULE_ALIAS("spi:ksz9477");
-MODULE_ALIAS("spi:ksz9897");
-MODULE_ALIAS("spi:ksz9893");
-MODULE_ALIAS("spi:ksz9563");
-MODULE_ALIAS("spi:ksz8563");
-MODULE_ALIAS("spi:ksz9567");
-MODULE_AUTHOR("Woojung Huh <Woojung.Huh@microchip.com>");
-MODULE_DESCRIPTION("Microchip KSZ9477 Series Switch SPI access Driver");
-MODULE_LICENSE("GPL");
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index 92a500e1ccd2..ed7d137cba99 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -16,10 +16,14 @@
#include <linux/if_bridge.h>
#include <linux/of_device.h>
#include <linux/of_net.h>
+#include <linux/micrel_phy.h>
#include <net/dsa.h>
#include <net/switchdev.h>
#include "ksz_common.h"
+#include "ksz8.h"
+#include "ksz9477.h"
+#include "lan937x.h"
#define MIB_COUNTER_NUM 0x20
@@ -138,6 +142,276 @@ static const struct ksz_mib_names ksz9477_mib_names[] = {
{ 0x83, "tx_discards" },
};
+static const struct ksz_dev_ops ksz8_dev_ops = {
+ .setup = ksz8_setup,
+ .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_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,
+ .fdb_dump = ksz8_fdb_dump,
+ .mdb_add = ksz8_mdb_add,
+ .mdb_del = ksz8_mdb_del,
+ .vlan_filtering = ksz8_port_vlan_filtering,
+ .vlan_add = ksz8_port_vlan_add,
+ .vlan_del = ksz8_port_vlan_del,
+ .mirror_add = ksz8_port_mirror_add,
+ .mirror_del = ksz8_port_mirror_del,
+ .get_caps = ksz8_get_caps,
+ .config_cpu_port = ksz8_config_cpu_port,
+ .enable_stp_addr = ksz8_enable_stp_addr,
+ .reset = ksz8_reset_switch,
+ .init = ksz8_switch_init,
+ .exit = ksz8_switch_exit,
+};
+
+static const struct ksz_dev_ops ksz9477_dev_ops = {
+ .setup = ksz9477_setup,
+ .get_port_addr = ksz9477_get_port_addr,
+ .cfg_port_member = ksz9477_cfg_port_member,
+ .flush_dyn_mac_table = ksz9477_flush_dyn_mac_table,
+ .port_setup = ksz9477_port_setup,
+ .r_phy = ksz9477_r_phy,
+ .w_phy = ksz9477_w_phy,
+ .r_mib_cnt = ksz9477_r_mib_cnt,
+ .r_mib_pkt = ksz9477_r_mib_pkt,
+ .r_mib_stat64 = ksz_r_mib_stats64,
+ .freeze_mib = ksz9477_freeze_mib,
+ .port_init_cnt = ksz9477_port_init_cnt,
+ .vlan_filtering = ksz9477_port_vlan_filtering,
+ .vlan_add = ksz9477_port_vlan_add,
+ .vlan_del = ksz9477_port_vlan_del,
+ .mirror_add = ksz9477_port_mirror_add,
+ .mirror_del = ksz9477_port_mirror_del,
+ .get_caps = ksz9477_get_caps,
+ .fdb_dump = ksz9477_fdb_dump,
+ .fdb_add = ksz9477_fdb_add,
+ .fdb_del = ksz9477_fdb_del,
+ .mdb_add = ksz9477_mdb_add,
+ .mdb_del = ksz9477_mdb_del,
+ .change_mtu = ksz9477_change_mtu,
+ .max_mtu = ksz9477_max_mtu,
+ .config_cpu_port = ksz9477_config_cpu_port,
+ .enable_stp_addr = ksz9477_enable_stp_addr,
+ .reset = ksz9477_reset_switch,
+ .init = ksz9477_switch_init,
+ .exit = ksz9477_switch_exit,
+};
+
+static const struct ksz_dev_ops lan937x_dev_ops = {
+ .setup = lan937x_setup,
+ .get_port_addr = ksz9477_get_port_addr,
+ .cfg_port_member = ksz9477_cfg_port_member,
+ .flush_dyn_mac_table = ksz9477_flush_dyn_mac_table,
+ .port_setup = lan937x_port_setup,
+ .r_phy = lan937x_r_phy,
+ .w_phy = lan937x_w_phy,
+ .r_mib_cnt = ksz9477_r_mib_cnt,
+ .r_mib_pkt = ksz9477_r_mib_pkt,
+ .r_mib_stat64 = ksz_r_mib_stats64,
+ .freeze_mib = ksz9477_freeze_mib,
+ .port_init_cnt = ksz9477_port_init_cnt,
+ .vlan_filtering = ksz9477_port_vlan_filtering,
+ .vlan_add = ksz9477_port_vlan_add,
+ .vlan_del = ksz9477_port_vlan_del,
+ .mirror_add = ksz9477_port_mirror_add,
+ .mirror_del = ksz9477_port_mirror_del,
+ .get_caps = lan937x_phylink_get_caps,
+ .setup_rgmii_delay = lan937x_setup_rgmii_delay,
+ .fdb_dump = ksz9477_fdb_dump,
+ .fdb_add = ksz9477_fdb_add,
+ .fdb_del = ksz9477_fdb_del,
+ .mdb_add = ksz9477_mdb_add,
+ .mdb_del = ksz9477_mdb_del,
+ .change_mtu = lan937x_change_mtu,
+ .max_mtu = ksz9477_max_mtu,
+ .config_cpu_port = lan937x_config_cpu_port,
+ .enable_stp_addr = ksz9477_enable_stp_addr,
+ .reset = lan937x_reset_switch,
+ .init = lan937x_switch_init,
+ .exit = lan937x_switch_exit,
+};
+
+static const u16 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,
+ [REG_IND_BYTE] = 0xA0,
+ [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,
+ [P_STP_CTRL] = 0x02,
+ [S_START_CTRL] = 0x01,
+ [S_BROADCAST_CTRL] = 0x06,
+ [S_MULTICAST_CTRL] = 0x04,
+ [P_XMII_CTRL_0] = 0x06,
+ [P_XMII_CTRL_1] = 0x56,
+};
+
+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),
+ [P_MII_TX_FLOW_CTRL] = BIT(5),
+ [P_MII_RX_FLOW_CTRL] = BIT(5),
+};
+
+static const u8 ksz8795_xmii_ctrl0[] = {
+ [P_MII_100MBIT] = 0,
+ [P_MII_10MBIT] = 1,
+ [P_MII_FULL_DUPLEX] = 0,
+ [P_MII_HALF_DUPLEX] = 1,
+};
+
+static const u8 ksz8795_xmii_ctrl1[] = {
+ [P_RGMII_SEL] = 3,
+ [P_GMII_SEL] = 2,
+ [P_RMII_SEL] = 1,
+ [P_MII_SEL] = 0,
+ [P_GMII_1GBIT] = 1,
+ [P_GMII_NOT_1GBIT] = 0,
+};
+
+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 u16 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,
+ [P_STP_CTRL] = 0x02,
+ [S_START_CTRL] = 0x01,
+ [S_BROADCAST_CTRL] = 0x06,
+ [S_MULTICAST_CTRL] = 0x04,
+};
+
+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 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,
+};
+
+static const u16 ksz9477_regs[] = {
+ [P_STP_CTRL] = 0x0B04,
+ [S_START_CTRL] = 0x0300,
+ [S_BROADCAST_CTRL] = 0x0332,
+ [S_MULTICAST_CTRL] = 0x0331,
+ [P_XMII_CTRL_0] = 0x0300,
+ [P_XMII_CTRL_1] = 0x0301,
+};
+
+static const u32 ksz9477_masks[] = {
+ [ALU_STAT_WRITE] = 0,
+ [ALU_STAT_READ] = 1,
+ [P_MII_TX_FLOW_CTRL] = BIT(5),
+ [P_MII_RX_FLOW_CTRL] = BIT(3),
+};
+
+static const u8 ksz9477_shifts[] = {
+ [ALU_STAT_INDEX] = 16,
+};
+
+static const u8 ksz9477_xmii_ctrl0[] = {
+ [P_MII_100MBIT] = 1,
+ [P_MII_10MBIT] = 0,
+ [P_MII_FULL_DUPLEX] = 1,
+ [P_MII_HALF_DUPLEX] = 0,
+};
+
+static const u8 ksz9477_xmii_ctrl1[] = {
+ [P_RGMII_SEL] = 0,
+ [P_RMII_SEL] = 1,
+ [P_GMII_SEL] = 2,
+ [P_MII_SEL] = 3,
+ [P_GMII_1GBIT] = 0,
+ [P_GMII_NOT_1GBIT] = 1,
+};
+
+static const u32 lan937x_masks[] = {
+ [ALU_STAT_WRITE] = 1,
+ [ALU_STAT_READ] = 2,
+ [P_MII_TX_FLOW_CTRL] = BIT(5),
+ [P_MII_RX_FLOW_CTRL] = BIT(3),
+};
+
+static const u8 lan937x_shifts[] = {
+ [ALU_STAT_INDEX] = 8,
+};
+
const struct ksz_chip_data ksz_switch_chips[] = {
[KSZ8795] = {
.chip_id = KSZ8795_CHIP_ID,
@@ -147,10 +421,16 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 8,
.cpu_ports = 0x10, /* can be configured as cpu port */
.port_cnt = 5, /* total cpu and user ports */
+ .ops = &ksz8_dev_ops,
.ksz87xx_eee_link_erratum = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz8795_regs,
+ .masks = ksz8795_masks,
+ .shifts = ksz8795_shifts,
+ .xmii_ctrl0 = ksz8795_xmii_ctrl0,
+ .xmii_ctrl1 = ksz8795_xmii_ctrl1,
.supports_mii = {false, false, false, false, true},
.supports_rmii = {false, false, false, false, true},
.supports_rgmii = {false, false, false, false, true},
@@ -179,10 +459,16 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 8,
.cpu_ports = 0x10, /* can be configured as cpu port */
.port_cnt = 5, /* total cpu and user ports */
+ .ops = &ksz8_dev_ops,
.ksz87xx_eee_link_erratum = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz8795_regs,
+ .masks = ksz8795_masks,
+ .shifts = ksz8795_shifts,
+ .xmii_ctrl0 = ksz8795_xmii_ctrl0,
+ .xmii_ctrl1 = ksz8795_xmii_ctrl1,
.supports_mii = {false, false, false, false, true},
.supports_rmii = {false, false, false, false, true},
.supports_rgmii = {false, false, false, false, true},
@@ -197,10 +483,16 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 8,
.cpu_ports = 0x10, /* can be configured as cpu port */
.port_cnt = 5, /* total cpu and user ports */
+ .ops = &ksz8_dev_ops,
.ksz87xx_eee_link_erratum = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz8795_regs,
+ .masks = ksz8795_masks,
+ .shifts = ksz8795_shifts,
+ .xmii_ctrl0 = ksz8795_xmii_ctrl0,
+ .xmii_ctrl1 = ksz8795_xmii_ctrl1,
.supports_mii = {false, false, false, false, true},
.supports_rmii = {false, false, false, false, true},
.supports_rgmii = {false, false, false, false, true},
@@ -215,9 +507,13 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 8,
.cpu_ports = 0x4, /* can be configured as cpu port */
.port_cnt = 3,
+ .ops = &ksz8_dev_ops,
.mib_names = ksz88xx_mib_names,
.mib_cnt = ARRAY_SIZE(ksz88xx_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz8863_regs,
+ .masks = ksz8863_masks,
+ .shifts = ksz8863_shifts,
.supports_mii = {false, false, true},
.supports_rmii = {false, false, true},
.internal_phy = {true, true, false},
@@ -231,10 +527,16 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 16,
.cpu_ports = 0x7F, /* can be configured as cpu port */
.port_cnt = 7, /* total physical port count */
+ .ops = &ksz9477_dev_ops,
.phy_errata_9477 = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = ksz9477_masks,
+ .shifts = ksz9477_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz9477_xmii_ctrl1,
.supports_mii = {false, false, false, false,
false, true, false},
.supports_rmii = {false, false, false, false,
@@ -253,10 +555,16 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 16,
.cpu_ports = 0x7F, /* can be configured as cpu port */
.port_cnt = 7, /* total physical port count */
+ .ops = &ksz9477_dev_ops,
.phy_errata_9477 = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = ksz9477_masks,
+ .shifts = ksz9477_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz9477_xmii_ctrl1,
.supports_mii = {false, false, false, false,
false, true, true},
.supports_rmii = {false, false, false, false,
@@ -275,9 +583,15 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 16,
.cpu_ports = 0x07, /* can be configured as cpu port */
.port_cnt = 3, /* total port count */
+ .ops = &ksz9477_dev_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = ksz9477_masks,
+ .shifts = ksz9477_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz8795_xmii_ctrl1, /* Same as ksz8795 */
.supports_mii = {false, false, true},
.supports_rmii = {false, false, true},
.supports_rgmii = {false, false, true},
@@ -292,10 +606,16 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 16,
.cpu_ports = 0x7F, /* can be configured as cpu port */
.port_cnt = 7, /* total physical port count */
+ .ops = &ksz9477_dev_ops,
.phy_errata_9477 = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = ksz9477_masks,
+ .shifts = ksz9477_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz9477_xmii_ctrl1,
.supports_mii = {false, false, false, false,
false, true, true},
.supports_rmii = {false, false, false, false,
@@ -314,9 +634,15 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 256,
.cpu_ports = 0x10, /* can be configured as cpu port */
.port_cnt = 5, /* total physical port count */
+ .ops = &lan937x_dev_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = lan937x_masks,
+ .shifts = lan937x_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz9477_xmii_ctrl1,
.supports_mii = {false, false, false, false, true},
.supports_rmii = {false, false, false, false, true},
.supports_rgmii = {false, false, false, false, true},
@@ -331,9 +657,15 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 256,
.cpu_ports = 0x30, /* can be configured as cpu port */
.port_cnt = 6, /* total physical port count */
+ .ops = &lan937x_dev_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = lan937x_masks,
+ .shifts = lan937x_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz9477_xmii_ctrl1,
.supports_mii = {false, false, false, false, true, true},
.supports_rmii = {false, false, false, false, true, true},
.supports_rgmii = {false, false, false, false, true, true},
@@ -348,9 +680,15 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 256,
.cpu_ports = 0x30, /* can be configured as cpu port */
.port_cnt = 8, /* total physical port count */
+ .ops = &lan937x_dev_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = lan937x_masks,
+ .shifts = lan937x_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz9477_xmii_ctrl1,
.supports_mii = {false, false, false, false,
true, true, false, false},
.supports_rmii = {false, false, false, false,
@@ -369,9 +707,15 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 256,
.cpu_ports = 0x38, /* can be configured as cpu port */
.port_cnt = 5, /* total physical port count */
+ .ops = &lan937x_dev_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = lan937x_masks,
+ .shifts = lan937x_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz9477_xmii_ctrl1,
.supports_mii = {false, false, false, false,
true, true, false, false},
.supports_rmii = {false, false, false, false,
@@ -390,9 +734,15 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.num_statics = 256,
.cpu_ports = 0x30, /* can be configured as cpu port */
.port_cnt = 8, /* total physical port count */
+ .ops = &lan937x_dev_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
+ .regs = ksz9477_regs,
+ .masks = lan937x_masks,
+ .shifts = lan937x_shifts,
+ .xmii_ctrl0 = ksz9477_xmii_ctrl0,
+ .xmii_ctrl1 = ksz9477_xmii_ctrl1,
.supports_mii = {false, false, false, false,
true, true, false, false},
.supports_rmii = {false, false, false, false,
@@ -436,8 +786,8 @@ static int ksz_check_device_id(struct ksz_device *dev)
return 0;
}
-void ksz_phylink_get_caps(struct dsa_switch *ds, int port,
- struct phylink_config *config)
+static void ksz_phylink_get_caps(struct dsa_switch *ds, int port,
+ struct phylink_config *config)
{
struct ksz_device *dev = ds->priv;
@@ -456,23 +806,29 @@ void ksz_phylink_get_caps(struct dsa_switch *ds, int port,
if (dev->info->internal_phy[port])
__set_bit(PHY_INTERFACE_MODE_INTERNAL,
config->supported_interfaces);
+
+ if (dev->dev_ops->get_caps)
+ dev->dev_ops->get_caps(dev, port, config);
}
-EXPORT_SYMBOL_GPL(ksz_phylink_get_caps);
void ksz_r_mib_stats64(struct ksz_device *dev, int port)
{
+ struct ethtool_pause_stats *pstats;
struct rtnl_link_stats64 *stats;
struct ksz_stats_raw *raw;
struct ksz_port_mib *mib;
mib = &dev->ports[port].mib;
stats = &mib->stats64;
+ pstats = &mib->pause_stats;
raw = (struct ksz_stats_raw *)mib->counters;
spin_lock(&mib->stats64_lock);
- stats->rx_packets = raw->rx_bcast + raw->rx_mcast + raw->rx_ucast;
- stats->tx_packets = raw->tx_bcast + raw->tx_mcast + raw->tx_ucast;
+ stats->rx_packets = raw->rx_bcast + raw->rx_mcast + raw->rx_ucast +
+ raw->rx_pause;
+ stats->tx_packets = raw->tx_bcast + raw->tx_mcast + raw->tx_ucast +
+ raw->tx_pause;
/* HW counters are counting bytes + FCS which is not acceptable
* for rtnl_link_stats64 interface
@@ -498,12 +854,14 @@ void ksz_r_mib_stats64(struct ksz_device *dev, int port)
stats->multicast = raw->rx_mcast;
stats->collisions = raw->tx_total_col;
+ pstats->tx_pause_frames = raw->tx_pause;
+ pstats->rx_pause_frames = raw->rx_pause;
+
spin_unlock(&mib->stats64_lock);
}
-EXPORT_SYMBOL_GPL(ksz_r_mib_stats64);
-void ksz_get_stats64(struct dsa_switch *ds, int port,
- struct rtnl_link_stats64 *s)
+static void ksz_get_stats64(struct dsa_switch *ds, int port,
+ struct rtnl_link_stats64 *s)
{
struct ksz_device *dev = ds->priv;
struct ksz_port_mib *mib;
@@ -514,10 +872,22 @@ void ksz_get_stats64(struct dsa_switch *ds, int port,
memcpy(s, &mib->stats64, sizeof(*s));
spin_unlock(&mib->stats64_lock);
}
-EXPORT_SYMBOL_GPL(ksz_get_stats64);
-void ksz_get_strings(struct dsa_switch *ds, int port,
- u32 stringset, uint8_t *buf)
+static void ksz_get_pause_stats(struct dsa_switch *ds, int port,
+ struct ethtool_pause_stats *pause_stats)
+{
+ struct ksz_device *dev = ds->priv;
+ struct ksz_port_mib *mib;
+
+ mib = &dev->ports[port].mib;
+
+ spin_lock(&mib->stats64_lock);
+ memcpy(pause_stats, &mib->pause_stats, sizeof(*pause_stats));
+ spin_unlock(&mib->stats64_lock);
+}
+
+static void ksz_get_strings(struct dsa_switch *ds, int port,
+ u32 stringset, uint8_t *buf)
{
struct ksz_device *dev = ds->priv;
int i;
@@ -530,9 +900,8 @@ void ksz_get_strings(struct dsa_switch *ds, int port,
dev->info->mib_names[i].string, ETH_GSTRING_LEN);
}
}
-EXPORT_SYMBOL_GPL(ksz_get_strings);
-void ksz_update_port_member(struct ksz_device *dev, int port)
+static void ksz_update_port_member(struct ksz_device *dev, int port)
{
struct ksz_port *p = &dev->ports[port];
struct dsa_switch *ds = dev->ds;
@@ -589,7 +958,55 @@ void ksz_update_port_member(struct ksz_device *dev, int port)
dev->dev_ops->cfg_port_member(dev, port, port_member | cpu_port);
}
-EXPORT_SYMBOL_GPL(ksz_update_port_member);
+
+static int ksz_setup(struct dsa_switch *ds)
+{
+ struct ksz_device *dev = ds->priv;
+ const u16 *regs;
+ int ret;
+
+ regs = dev->info->regs;
+
+ dev->vlan_cache = devm_kcalloc(dev->dev, sizeof(struct vlan_table),
+ dev->info->num_vlans, GFP_KERNEL);
+ if (!dev->vlan_cache)
+ return -ENOMEM;
+
+ ret = dev->dev_ops->reset(dev);
+ if (ret) {
+ dev_err(ds->dev, "failed to reset switch\n");
+ return ret;
+ }
+
+ /* set broadcast storm protection 10% rate */
+ regmap_update_bits(dev->regmap[1], regs[S_BROADCAST_CTRL],
+ BROADCAST_STORM_RATE,
+ (BROADCAST_STORM_VALUE *
+ BROADCAST_STORM_PROT_RATE) / 100);
+
+ dev->dev_ops->config_cpu_port(ds);
+
+ dev->dev_ops->enable_stp_addr(dev);
+
+ regmap_update_bits(dev->regmap[0], regs[S_MULTICAST_CTRL],
+ MULTICAST_STORM_DISABLE, MULTICAST_STORM_DISABLE);
+
+ ksz_init_mib_timer(dev);
+
+ ds->configure_vlan_while_not_filtering = false;
+
+ if (dev->dev_ops->setup) {
+ ret = dev->dev_ops->setup(ds);
+ if (ret)
+ return ret;
+ }
+
+ /* start switch */
+ regmap_update_bits(dev->regmap[0], regs[S_START_CTRL],
+ SW_START, SW_START);
+
+ return 0;
+}
static void port_r_cnt(struct ksz_device *dev, int port)
{
@@ -667,9 +1084,8 @@ void ksz_init_mib_timer(struct ksz_device *dev)
memset(mib->counters, 0, dev->info->mib_cnt * sizeof(u64));
}
}
-EXPORT_SYMBOL_GPL(ksz_init_mib_timer);
-int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg)
+static int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg)
{
struct ksz_device *dev = ds->priv;
u16 val = 0xffff;
@@ -678,9 +1094,8 @@ int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg)
return val;
}
-EXPORT_SYMBOL_GPL(ksz_phy_read16);
-int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val)
+static int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val)
{
struct ksz_device *dev = ds->priv;
@@ -688,10 +1103,25 @@ int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val)
return 0;
}
-EXPORT_SYMBOL_GPL(ksz_phy_write16);
-void ksz_mac_link_down(struct dsa_switch *ds, int port, unsigned int mode,
- phy_interface_t interface)
+static u32 ksz_get_phy_flags(struct dsa_switch *ds, int port)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (dev->chip_id == KSZ8830_CHIP_ID) {
+ /* Silicon Errata Sheet (DS80000830A):
+ * Port 1 does not work with LinkMD Cable-Testing.
+ * Port 1 does not respond to received PAUSE control frames.
+ */
+ if (!port)
+ return MICREL_KSZ8_P1_ERRATA;
+ }
+
+ return 0;
+}
+
+static void ksz_mac_link_down(struct dsa_switch *ds, int port,
+ unsigned int mode, phy_interface_t interface)
{
struct ksz_device *dev = ds->priv;
struct ksz_port *p = &dev->ports[port];
@@ -702,9 +1132,8 @@ void ksz_mac_link_down(struct dsa_switch *ds, int port, unsigned int mode,
if (dev->mib_read_interval)
schedule_delayed_work(&dev->mib_read, 0);
}
-EXPORT_SYMBOL_GPL(ksz_mac_link_down);
-int ksz_sset_count(struct dsa_switch *ds, int port, int sset)
+static int ksz_sset_count(struct dsa_switch *ds, int port, int sset)
{
struct ksz_device *dev = ds->priv;
@@ -713,9 +1142,9 @@ int ksz_sset_count(struct dsa_switch *ds, int port, int sset)
return dev->info->mib_cnt;
}
-EXPORT_SYMBOL_GPL(ksz_sset_count);
-void ksz_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *buf)
+static void ksz_get_ethtool_stats(struct dsa_switch *ds, int port,
+ uint64_t *buf)
{
const struct dsa_port *dp = dsa_to_port(ds, port);
struct ksz_device *dev = ds->priv;
@@ -731,12 +1160,11 @@ void ksz_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *buf)
memcpy(buf, mib->counters, dev->info->mib_cnt * sizeof(u64));
mutex_unlock(&mib->cnt_mutex);
}
-EXPORT_SYMBOL_GPL(ksz_get_ethtool_stats);
-int ksz_port_bridge_join(struct dsa_switch *ds, int port,
- struct dsa_bridge bridge,
- bool *tx_fwd_offload,
- struct netlink_ext_ack *extack)
+static int ksz_port_bridge_join(struct dsa_switch *ds, int port,
+ struct dsa_bridge bridge,
+ bool *tx_fwd_offload,
+ struct netlink_ext_ack *extack)
{
/* port_stp_state_set() will be called after to put the port in
* appropriate state so there is no need to do anything.
@@ -744,135 +1172,83 @@ int ksz_port_bridge_join(struct dsa_switch *ds, int port,
return 0;
}
-EXPORT_SYMBOL_GPL(ksz_port_bridge_join);
-void ksz_port_bridge_leave(struct dsa_switch *ds, int port,
- struct dsa_bridge bridge)
+static void ksz_port_bridge_leave(struct dsa_switch *ds, int port,
+ struct dsa_bridge bridge)
{
/* port_stp_state_set() will be called after to put the port in
* forwarding state so there is no need to do anything.
*/
}
-EXPORT_SYMBOL_GPL(ksz_port_bridge_leave);
-void ksz_port_fast_age(struct dsa_switch *ds, int port)
+static void ksz_port_fast_age(struct dsa_switch *ds, int port)
{
struct ksz_device *dev = ds->priv;
dev->dev_ops->flush_dyn_mac_table(dev, port);
}
-EXPORT_SYMBOL_GPL(ksz_port_fast_age);
-int ksz_port_fdb_dump(struct dsa_switch *ds, int port, dsa_fdb_dump_cb_t *cb,
- void *data)
+static int ksz_port_fdb_add(struct dsa_switch *ds, int port,
+ const unsigned char *addr, u16 vid,
+ struct dsa_db db)
{
struct ksz_device *dev = ds->priv;
- int ret = 0;
- u16 i = 0;
- u16 entries = 0;
- u8 timestamp = 0;
- u8 fid;
- u8 member;
- struct alu_struct alu;
-
- do {
- alu.is_static = false;
- ret = dev->dev_ops->r_dyn_mac_table(dev, i, alu.mac, &fid,
- &member, &timestamp,
- &entries);
- if (!ret && (member & BIT(port))) {
- ret = cb(alu.mac, alu.fid, alu.is_static, data);
- if (ret)
- break;
- }
- i++;
- } while (i < entries);
- if (i >= entries)
- ret = 0;
- return ret;
+ if (!dev->dev_ops->fdb_add)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->fdb_add(dev, port, addr, vid, db);
}
-EXPORT_SYMBOL_GPL(ksz_port_fdb_dump);
-int ksz_port_mdb_add(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_mdb *mdb,
- struct dsa_db db)
+static int ksz_port_fdb_del(struct dsa_switch *ds, int port,
+ const unsigned char *addr,
+ u16 vid, struct dsa_db db)
{
struct ksz_device *dev = ds->priv;
- struct alu_struct alu;
- int index;
- int empty = 0;
-
- alu.port_forward = 0;
- for (index = 0; index < dev->info->num_statics; index++) {
- if (!dev->dev_ops->r_sta_mac_table(dev, index, &alu)) {
- /* Found one already in static MAC table. */
- if (!memcmp(alu.mac, mdb->addr, ETH_ALEN) &&
- alu.fid == mdb->vid)
- break;
- /* Remember the first empty entry. */
- } else if (!empty) {
- empty = index + 1;
- }
- }
- /* no available entry */
- if (index == dev->info->num_statics && !empty)
- return -ENOSPC;
+ if (!dev->dev_ops->fdb_del)
+ return -EOPNOTSUPP;
- /* add entry */
- if (index == dev->info->num_statics) {
- index = empty - 1;
- memset(&alu, 0, sizeof(alu));
- memcpy(alu.mac, mdb->addr, ETH_ALEN);
- alu.is_static = true;
- }
- alu.port_forward |= BIT(port);
- if (mdb->vid) {
- alu.is_use_fid = true;
+ return dev->dev_ops->fdb_del(dev, port, addr, vid, db);
+}
- /* Need a way to map VID to FID. */
- alu.fid = mdb->vid;
- }
- dev->dev_ops->w_sta_mac_table(dev, index, &alu);
+static int ksz_port_fdb_dump(struct dsa_switch *ds, int port,
+ dsa_fdb_dump_cb_t *cb, void *data)
+{
+ struct ksz_device *dev = ds->priv;
- return 0;
+ if (!dev->dev_ops->fdb_dump)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->fdb_dump(dev, port, cb, data);
}
-EXPORT_SYMBOL_GPL(ksz_port_mdb_add);
-int ksz_port_mdb_del(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_mdb *mdb,
- struct dsa_db db)
+static int ksz_port_mdb_add(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct dsa_db db)
{
struct ksz_device *dev = ds->priv;
- struct alu_struct alu;
- int index;
-
- for (index = 0; index < dev->info->num_statics; index++) {
- if (!dev->dev_ops->r_sta_mac_table(dev, index, &alu)) {
- /* Found one already in static MAC table. */
- if (!memcmp(alu.mac, mdb->addr, ETH_ALEN) &&
- alu.fid == mdb->vid)
- break;
- }
- }
- /* no available entry */
- if (index == dev->info->num_statics)
- goto exit;
+ if (!dev->dev_ops->mdb_add)
+ return -EOPNOTSUPP;
- /* clear port */
- alu.port_forward &= ~BIT(port);
- if (!alu.port_forward)
- alu.is_static = false;
- dev->dev_ops->w_sta_mac_table(dev, index, &alu);
+ return dev->dev_ops->mdb_add(dev, port, mdb, db);
+}
-exit:
- return 0;
+static int ksz_port_mdb_del(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct dsa_db db)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (!dev->dev_ops->mdb_del)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->mdb_del(dev, port, mdb, db);
}
-EXPORT_SYMBOL_GPL(ksz_port_mdb_del);
-int ksz_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy)
+static int ksz_enable_port(struct dsa_switch *ds, int port,
+ struct phy_device *phy)
{
struct ksz_device *dev = ds->priv;
@@ -888,16 +1264,17 @@ int ksz_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy)
return 0;
}
-EXPORT_SYMBOL_GPL(ksz_enable_port);
-void ksz_port_stp_state_set(struct dsa_switch *ds, int port,
- u8 state, int reg)
+void ksz_port_stp_state_set(struct dsa_switch *ds, int port, u8 state)
{
struct ksz_device *dev = ds->priv;
struct ksz_port *p;
+ const u16 *regs;
u8 data;
- ksz_pread8(dev, port, reg, &data);
+ regs = dev->info->regs;
+
+ ksz_pread8(dev, port, regs[P_STP_CTRL], &data);
data &= ~(PORT_TX_ENABLE | PORT_RX_ENABLE | PORT_LEARN_DISABLE);
switch (state) {
@@ -921,14 +1298,443 @@ void ksz_port_stp_state_set(struct dsa_switch *ds, int port,
return;
}
- ksz_pwrite8(dev, port, reg, data);
+ ksz_pwrite8(dev, port, regs[P_STP_CTRL], data);
p = &dev->ports[port];
p->stp_state = state;
ksz_update_port_member(dev, port);
}
-EXPORT_SYMBOL_GPL(ksz_port_stp_state_set);
+
+static enum dsa_tag_protocol ksz_get_tag_protocol(struct dsa_switch *ds,
+ int port,
+ enum dsa_tag_protocol mp)
+{
+ struct ksz_device *dev = ds->priv;
+ enum dsa_tag_protocol proto = DSA_TAG_PROTO_NONE;
+
+ if (dev->chip_id == KSZ8795_CHIP_ID ||
+ dev->chip_id == KSZ8794_CHIP_ID ||
+ dev->chip_id == KSZ8765_CHIP_ID)
+ proto = DSA_TAG_PROTO_KSZ8795;
+
+ if (dev->chip_id == KSZ8830_CHIP_ID ||
+ dev->chip_id == KSZ9893_CHIP_ID)
+ proto = DSA_TAG_PROTO_KSZ9893;
+
+ if (dev->chip_id == KSZ9477_CHIP_ID ||
+ dev->chip_id == KSZ9897_CHIP_ID ||
+ dev->chip_id == KSZ9567_CHIP_ID)
+ proto = DSA_TAG_PROTO_KSZ9477;
+
+ if (is_lan937x(dev))
+ proto = DSA_TAG_PROTO_LAN937X_VALUE;
+
+ return proto;
+}
+
+static int ksz_port_vlan_filtering(struct dsa_switch *ds, int port,
+ bool flag, struct netlink_ext_ack *extack)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (!dev->dev_ops->vlan_filtering)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->vlan_filtering(dev, port, flag, extack);
+}
+
+static int ksz_port_vlan_add(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct netlink_ext_ack *extack)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (!dev->dev_ops->vlan_add)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->vlan_add(dev, port, vlan, extack);
+}
+
+static int ksz_port_vlan_del(struct dsa_switch *ds, int port,
+ const struct switchdev_obj_port_vlan *vlan)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (!dev->dev_ops->vlan_del)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->vlan_del(dev, port, vlan);
+}
+
+static int ksz_port_mirror_add(struct dsa_switch *ds, int port,
+ struct dsa_mall_mirror_tc_entry *mirror,
+ bool ingress, struct netlink_ext_ack *extack)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (!dev->dev_ops->mirror_add)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->mirror_add(dev, port, mirror, ingress, extack);
+}
+
+static void ksz_port_mirror_del(struct dsa_switch *ds, int port,
+ struct dsa_mall_mirror_tc_entry *mirror)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (dev->dev_ops->mirror_del)
+ dev->dev_ops->mirror_del(dev, port, mirror);
+}
+
+static int ksz_change_mtu(struct dsa_switch *ds, int port, int mtu)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (!dev->dev_ops->change_mtu)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->change_mtu(dev, port, mtu);
+}
+
+static int ksz_max_mtu(struct dsa_switch *ds, int port)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (!dev->dev_ops->max_mtu)
+ return -EOPNOTSUPP;
+
+ return dev->dev_ops->max_mtu(dev, port);
+}
+
+static void ksz_set_xmii(struct ksz_device *dev, int port,
+ phy_interface_t interface)
+{
+ const u8 *bitval = dev->info->xmii_ctrl1;
+ struct ksz_port *p = &dev->ports[port];
+ const u16 *regs = dev->info->regs;
+ u8 data8;
+
+ ksz_pread8(dev, port, regs[P_XMII_CTRL_1], &data8);
+
+ data8 &= ~(P_MII_SEL_M | P_RGMII_ID_IG_ENABLE |
+ P_RGMII_ID_EG_ENABLE);
+
+ switch (interface) {
+ case PHY_INTERFACE_MODE_MII:
+ data8 |= bitval[P_MII_SEL];
+ break;
+ case PHY_INTERFACE_MODE_RMII:
+ data8 |= bitval[P_RMII_SEL];
+ break;
+ case PHY_INTERFACE_MODE_GMII:
+ data8 |= bitval[P_GMII_SEL];
+ break;
+ case PHY_INTERFACE_MODE_RGMII:
+ case PHY_INTERFACE_MODE_RGMII_ID:
+ case PHY_INTERFACE_MODE_RGMII_TXID:
+ case PHY_INTERFACE_MODE_RGMII_RXID:
+ data8 |= bitval[P_RGMII_SEL];
+ /* On KSZ9893, disable RGMII in-band status support */
+ if (dev->features & IS_9893)
+ data8 &= ~P_MII_MAC_MODE;
+ break;
+ default:
+ dev_err(dev->dev, "Unsupported interface '%s' for port %d\n",
+ phy_modes(interface), port);
+ return;
+ }
+
+ if (p->rgmii_tx_val)
+ data8 |= P_RGMII_ID_EG_ENABLE;
+
+ if (p->rgmii_rx_val)
+ data8 |= P_RGMII_ID_IG_ENABLE;
+
+ /* Write the updated value */
+ ksz_pwrite8(dev, port, regs[P_XMII_CTRL_1], data8);
+}
+
+phy_interface_t ksz_get_xmii(struct ksz_device *dev, int port, bool gbit)
+{
+ const u8 *bitval = dev->info->xmii_ctrl1;
+ const u16 *regs = dev->info->regs;
+ phy_interface_t interface;
+ u8 data8;
+ u8 val;
+
+ ksz_pread8(dev, port, regs[P_XMII_CTRL_1], &data8);
+
+ val = FIELD_GET(P_MII_SEL_M, data8);
+
+ if (val == bitval[P_MII_SEL]) {
+ if (gbit)
+ interface = PHY_INTERFACE_MODE_GMII;
+ else
+ interface = PHY_INTERFACE_MODE_MII;
+ } else if (val == bitval[P_RMII_SEL]) {
+ interface = PHY_INTERFACE_MODE_RGMII;
+ } else {
+ interface = PHY_INTERFACE_MODE_RGMII;
+ if (data8 & P_RGMII_ID_EG_ENABLE)
+ interface = PHY_INTERFACE_MODE_RGMII_TXID;
+ if (data8 & P_RGMII_ID_IG_ENABLE) {
+ interface = PHY_INTERFACE_MODE_RGMII_RXID;
+ if (data8 & P_RGMII_ID_EG_ENABLE)
+ interface = PHY_INTERFACE_MODE_RGMII_ID;
+ }
+ }
+
+ return interface;
+}
+
+static void ksz_phylink_mac_config(struct dsa_switch *ds, int port,
+ unsigned int mode,
+ const struct phylink_link_state *state)
+{
+ struct ksz_device *dev = ds->priv;
+
+ if (ksz_is_ksz88x3(dev))
+ return;
+
+ /* Internal PHYs */
+ if (dev->info->internal_phy[port])
+ return;
+
+ if (phylink_autoneg_inband(mode)) {
+ dev_err(dev->dev, "In-band AN not supported!\n");
+ return;
+ }
+
+ ksz_set_xmii(dev, port, state->interface);
+
+ if (dev->dev_ops->phylink_mac_config)
+ dev->dev_ops->phylink_mac_config(dev, port, mode, state);
+
+ if (dev->dev_ops->setup_rgmii_delay)
+ dev->dev_ops->setup_rgmii_delay(dev, port);
+}
+
+bool ksz_get_gbit(struct ksz_device *dev, int port)
+{
+ const u8 *bitval = dev->info->xmii_ctrl1;
+ const u16 *regs = dev->info->regs;
+ bool gbit = false;
+ u8 data8;
+ bool val;
+
+ ksz_pread8(dev, port, regs[P_XMII_CTRL_1], &data8);
+
+ val = FIELD_GET(P_GMII_1GBIT_M, data8);
+
+ if (val == bitval[P_GMII_1GBIT])
+ gbit = true;
+
+ return gbit;
+}
+
+static void ksz_set_gbit(struct ksz_device *dev, int port, bool gbit)
+{
+ const u8 *bitval = dev->info->xmii_ctrl1;
+ const u16 *regs = dev->info->regs;
+ u8 data8;
+
+ ksz_pread8(dev, port, regs[P_XMII_CTRL_1], &data8);
+
+ data8 &= ~P_GMII_1GBIT_M;
+
+ if (gbit)
+ data8 |= FIELD_PREP(P_GMII_1GBIT_M, bitval[P_GMII_1GBIT]);
+ else
+ data8 |= FIELD_PREP(P_GMII_1GBIT_M, bitval[P_GMII_NOT_1GBIT]);
+
+ /* Write the updated value */
+ ksz_pwrite8(dev, port, regs[P_XMII_CTRL_1], data8);
+}
+
+static void ksz_set_100_10mbit(struct ksz_device *dev, int port, int speed)
+{
+ const u8 *bitval = dev->info->xmii_ctrl0;
+ const u16 *regs = dev->info->regs;
+ u8 data8;
+
+ ksz_pread8(dev, port, regs[P_XMII_CTRL_0], &data8);
+
+ data8 &= ~P_MII_100MBIT_M;
+
+ if (speed == SPEED_100)
+ data8 |= FIELD_PREP(P_MII_100MBIT_M, bitval[P_MII_100MBIT]);
+ else
+ data8 |= FIELD_PREP(P_MII_100MBIT_M, bitval[P_MII_10MBIT]);
+
+ /* Write the updated value */
+ ksz_pwrite8(dev, port, regs[P_XMII_CTRL_0], data8);
+}
+
+static void ksz_port_set_xmii_speed(struct ksz_device *dev, int port, int speed)
+{
+ if (speed == SPEED_1000)
+ ksz_set_gbit(dev, port, true);
+ else
+ ksz_set_gbit(dev, port, false);
+
+ if (speed == SPEED_100 || speed == SPEED_10)
+ ksz_set_100_10mbit(dev, port, speed);
+}
+
+static void ksz_duplex_flowctrl(struct ksz_device *dev, int port, int duplex,
+ bool tx_pause, bool rx_pause)
+{
+ const u8 *bitval = dev->info->xmii_ctrl0;
+ const u32 *masks = dev->info->masks;
+ const u16 *regs = dev->info->regs;
+ u8 mask;
+ u8 val;
+
+ mask = P_MII_DUPLEX_M | masks[P_MII_TX_FLOW_CTRL] |
+ masks[P_MII_RX_FLOW_CTRL];
+
+ if (duplex == DUPLEX_FULL)
+ val = FIELD_PREP(P_MII_DUPLEX_M, bitval[P_MII_FULL_DUPLEX]);
+ else
+ val = FIELD_PREP(P_MII_DUPLEX_M, bitval[P_MII_HALF_DUPLEX]);
+
+ if (tx_pause)
+ val |= masks[P_MII_TX_FLOW_CTRL];
+
+ if (rx_pause)
+ val |= masks[P_MII_RX_FLOW_CTRL];
+
+ ksz_prmw8(dev, port, regs[P_XMII_CTRL_0], mask, val);
+}
+
+static void ksz_phylink_mac_link_up(struct dsa_switch *ds, int port,
+ unsigned int mode,
+ phy_interface_t interface,
+ struct phy_device *phydev, int speed,
+ int duplex, bool tx_pause, bool rx_pause)
+{
+ struct ksz_device *dev = ds->priv;
+ struct ksz_port *p;
+
+ p = &dev->ports[port];
+
+ /* Internal PHYs */
+ if (dev->info->internal_phy[port])
+ return;
+
+ p->phydev.speed = speed;
+
+ ksz_port_set_xmii_speed(dev, port, speed);
+
+ ksz_duplex_flowctrl(dev, port, duplex, tx_pause, rx_pause);
+
+ if (dev->dev_ops->phylink_mac_link_up)
+ dev->dev_ops->phylink_mac_link_up(dev, port, mode, interface,
+ phydev, speed, duplex,
+ tx_pause, rx_pause);
+}
+
+static int ksz_switch_detect(struct ksz_device *dev)
+{
+ u8 id1, id2;
+ u16 id16;
+ u32 id32;
+ int ret;
+
+ /* read chip id */
+ ret = ksz_read16(dev, REG_CHIP_ID0, &id16);
+ if (ret)
+ return ret;
+
+ id1 = FIELD_GET(SW_FAMILY_ID_M, id16);
+ id2 = FIELD_GET(SW_CHIP_ID_M, id16);
+
+ switch (id1) {
+ case KSZ87_FAMILY_ID:
+ if (id2 == KSZ87_CHIP_ID_95) {
+ u8 val;
+
+ dev->chip_id = KSZ8795_CHIP_ID;
+
+ ksz_read8(dev, KSZ8_PORT_STATUS_0, &val);
+ if (val & KSZ8_PORT_FIBER_MODE)
+ dev->chip_id = KSZ8765_CHIP_ID;
+ } else if (id2 == KSZ87_CHIP_ID_94) {
+ dev->chip_id = KSZ8794_CHIP_ID;
+ } else {
+ return -ENODEV;
+ }
+ break;
+ case KSZ88_FAMILY_ID:
+ if (id2 == KSZ88_CHIP_ID_63)
+ dev->chip_id = KSZ8830_CHIP_ID;
+ else
+ return -ENODEV;
+ break;
+ default:
+ ret = ksz_read32(dev, REG_CHIP_ID0, &id32);
+ if (ret)
+ return ret;
+
+ dev->chip_rev = FIELD_GET(SW_REV_ID_M, id32);
+ id32 &= ~0xFF;
+
+ switch (id32) {
+ case KSZ9477_CHIP_ID:
+ case KSZ9897_CHIP_ID:
+ case KSZ9893_CHIP_ID:
+ case KSZ9567_CHIP_ID:
+ case LAN9370_CHIP_ID:
+ case LAN9371_CHIP_ID:
+ case LAN9372_CHIP_ID:
+ case LAN9373_CHIP_ID:
+ case LAN9374_CHIP_ID:
+ dev->chip_id = id32;
+ break;
+ default:
+ dev_err(dev->dev,
+ "unsupported switch detected %x)\n", id32);
+ return -ENODEV;
+ }
+ }
+ return 0;
+}
+
+static const struct dsa_switch_ops ksz_switch_ops = {
+ .get_tag_protocol = ksz_get_tag_protocol,
+ .get_phy_flags = ksz_get_phy_flags,
+ .setup = ksz_setup,
+ .phy_read = ksz_phy_read16,
+ .phy_write = ksz_phy_write16,
+ .phylink_get_caps = ksz_phylink_get_caps,
+ .phylink_mac_config = ksz_phylink_mac_config,
+ .phylink_mac_link_up = ksz_phylink_mac_link_up,
+ .phylink_mac_link_down = ksz_mac_link_down,
+ .port_enable = ksz_enable_port,
+ .get_strings = ksz_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 = ksz_port_stp_state_set,
+ .port_fast_age = ksz_port_fast_age,
+ .port_vlan_filtering = ksz_port_vlan_filtering,
+ .port_vlan_add = ksz_port_vlan_add,
+ .port_vlan_del = ksz_port_vlan_del,
+ .port_fdb_dump = ksz_port_fdb_dump,
+ .port_fdb_add = ksz_port_fdb_add,
+ .port_fdb_del = ksz_port_fdb_del,
+ .port_mdb_add = ksz_port_mdb_add,
+ .port_mdb_del = ksz_port_mdb_del,
+ .port_mirror_add = ksz_port_mirror_add,
+ .port_mirror_del = ksz_port_mirror_del,
+ .get_stats64 = ksz_get_stats64,
+ .get_pause_stats = ksz_get_pause_stats,
+ .port_change_mtu = ksz_change_mtu,
+ .port_max_mtu = ksz_max_mtu,
+};
struct ksz_device *ksz_switch_alloc(struct device *base, void *priv)
{
@@ -941,6 +1747,7 @@ struct ksz_device *ksz_switch_alloc(struct device *base, void *priv)
ds->dev = base;
ds->num_ports = DSA_MAX_PORTS;
+ ds->ops = &ksz_switch_ops;
swdev = devm_kzalloc(base, sizeof(*swdev), GFP_KERNEL);
if (!swdev)
@@ -956,8 +1763,44 @@ struct ksz_device *ksz_switch_alloc(struct device *base, void *priv)
}
EXPORT_SYMBOL(ksz_switch_alloc);
-int ksz_switch_register(struct ksz_device *dev,
- const struct ksz_dev_ops *ops)
+static void ksz_parse_rgmii_delay(struct ksz_device *dev, int port_num,
+ struct device_node *port_dn)
+{
+ phy_interface_t phy_mode = dev->ports[port_num].interface;
+ int rx_delay = -1, tx_delay = -1;
+
+ if (!phy_interface_mode_is_rgmii(phy_mode))
+ return;
+
+ of_property_read_u32(port_dn, "rx-internal-delay-ps", &rx_delay);
+ of_property_read_u32(port_dn, "tx-internal-delay-ps", &tx_delay);
+
+ if (rx_delay == -1 && tx_delay == -1) {
+ dev_warn(dev->dev,
+ "Port %d interpreting RGMII delay settings based on \"phy-mode\" property, "
+ "please update device tree to specify \"rx-internal-delay-ps\" and "
+ "\"tx-internal-delay-ps\"",
+ port_num);
+
+ if (phy_mode == PHY_INTERFACE_MODE_RGMII_RXID ||
+ phy_mode == PHY_INTERFACE_MODE_RGMII_ID)
+ rx_delay = 2000;
+
+ if (phy_mode == PHY_INTERFACE_MODE_RGMII_TXID ||
+ phy_mode == PHY_INTERFACE_MODE_RGMII_ID)
+ tx_delay = 2000;
+ }
+
+ if (rx_delay < 0)
+ rx_delay = 0;
+ if (tx_delay < 0)
+ tx_delay = 0;
+
+ dev->ports[port_num].rgmii_rx_val = rx_delay;
+ dev->ports[port_num].rgmii_tx_val = tx_delay;
+}
+
+int ksz_switch_register(struct ksz_device *dev)
{
const struct ksz_chip_data *info;
struct device_node *port, *ports;
@@ -986,10 +1829,9 @@ int ksz_switch_register(struct ksz_device *dev,
mutex_init(&dev->alu_mutex);
mutex_init(&dev->vlan_mutex);
- dev->dev_ops = ops;
-
- if (dev->dev_ops->detect(dev))
- return -EINVAL;
+ ret = ksz_switch_detect(dev);
+ if (ret)
+ return ret;
info = ksz_lookup_info(dev->chip_id);
if (!info)
@@ -998,10 +1840,15 @@ int ksz_switch_register(struct ksz_device *dev,
/* Update the compatible info with the probed one */
dev->info = info;
+ dev_info(dev->dev, "found switch: %s, rev %i\n",
+ dev->info->dev_name, dev->chip_rev);
+
ret = ksz_check_device_id(dev);
if (ret)
return ret;
+ dev->dev_ops = dev->info->ops;
+
ret = dev->dev_ops->init(dev);
if (ret)
return ret;
@@ -1050,6 +1897,8 @@ int ksz_switch_register(struct ksz_device *dev,
}
of_get_phy_mode(port,
&dev->ports[port_num].interface);
+
+ ksz_parse_rgmii_delay(dev, port_num, port);
}
of_node_put(ports);
}
@@ -1075,7 +1924,7 @@ int ksz_switch_register(struct ksz_device *dev,
/* Start the MIB timer. */
schedule_delayed_work(&dev->mib_read, 0);
- return 0;
+ return ret;
}
EXPORT_SYMBOL(ksz_switch_register);
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h
index 8500eaedad67..764ada3a0f42 100644
--- a/drivers/net/dsa/microchip/ksz_common.h
+++ b/drivers/net/dsa/microchip/ksz_common.h
@@ -25,6 +25,7 @@ struct ksz_port_mib {
u8 cnt_ptr;
u64 *counters;
struct rtnl_link_stats64 stats64;
+ struct ethtool_pause_stats pause_stats;
struct spinlock stats64_lock;
};
@@ -41,11 +42,21 @@ struct ksz_chip_data {
int num_statics;
int cpu_ports;
int port_cnt;
+ const struct ksz_dev_ops *ops;
bool phy_errata_9477;
bool ksz87xx_eee_link_erratum;
const struct ksz_mib_names *mib_names;
int mib_cnt;
u8 reg_mib_cnt;
+ const u16 *regs;
+ const u32 *masks;
+ const u8 *shifts;
+ const u8 *xmii_ctrl0;
+ const u8 *xmii_ctrl1;
+ int stp_ctrl_reg;
+ int broadcast_ctrl_reg;
+ int multicast_ctrl_reg;
+ int start_ctrl_reg;
bool supports_mii[KSZ_MAX_NUM_PORTS];
bool supports_rmii[KSZ_MAX_NUM_PORTS];
bool supports_rgmii[KSZ_MAX_NUM_PORTS];
@@ -68,6 +79,8 @@ struct ksz_port {
struct ksz_port_mib mib;
phy_interface_t interface;
u16 max_frame;
+ u32 rgmii_tx_val;
+ u32 rgmii_rx_val;
};
struct ksz_device {
@@ -90,6 +103,7 @@ struct ksz_device {
/* chip specific data */
u32 chip_id;
+ u8 chip_rev;
int cpu_port; /* port connected to CPU */
int phy_port_cnt;
phy_interface_t compat_interface;
@@ -140,6 +154,84 @@ enum ksz_chip_id {
LAN9374_CHIP_ID = 0x00937400,
};
+enum ksz_regs {
+ REG_IND_CTRL_0,
+ REG_IND_DATA_8,
+ REG_IND_DATA_CHECK,
+ REG_IND_DATA_HI,
+ REG_IND_DATA_LO,
+ REG_IND_MIB_CHECK,
+ REG_IND_BYTE,
+ P_FORCE_CTRL,
+ P_LINK_STATUS,
+ P_LOCAL_CTRL,
+ P_NEG_RESTART_CTRL,
+ P_REMOTE_STATUS,
+ P_SPEED_STATUS,
+ S_TAIL_TAG_CTRL,
+ P_STP_CTRL,
+ S_START_CTRL,
+ S_BROADCAST_CTRL,
+ S_MULTICAST_CTRL,
+ P_XMII_CTRL_0,
+ P_XMII_CTRL_1,
+};
+
+enum ksz_masks {
+ PORT_802_1P_REMAPPING,
+ SW_TAIL_TAG_ENABLE,
+ MIB_COUNTER_OVERFLOW,
+ MIB_COUNTER_VALID,
+ VLAN_TABLE_FID,
+ VLAN_TABLE_MEMBERSHIP,
+ VLAN_TABLE_VALID,
+ STATIC_MAC_TABLE_VALID,
+ STATIC_MAC_TABLE_USE_FID,
+ STATIC_MAC_TABLE_FID,
+ STATIC_MAC_TABLE_OVERRIDE,
+ STATIC_MAC_TABLE_FWD_PORTS,
+ DYNAMIC_MAC_TABLE_ENTRIES_H,
+ DYNAMIC_MAC_TABLE_MAC_EMPTY,
+ DYNAMIC_MAC_TABLE_NOT_READY,
+ DYNAMIC_MAC_TABLE_ENTRIES,
+ DYNAMIC_MAC_TABLE_FID,
+ DYNAMIC_MAC_TABLE_SRC_PORT,
+ DYNAMIC_MAC_TABLE_TIMESTAMP,
+ ALU_STAT_WRITE,
+ ALU_STAT_READ,
+ P_MII_TX_FLOW_CTRL,
+ P_MII_RX_FLOW_CTRL,
+};
+
+enum ksz_shifts {
+ VLAN_TABLE_MEMBERSHIP_S,
+ VLAN_TABLE,
+ STATIC_MAC_FWD_PORTS,
+ STATIC_MAC_FID,
+ DYNAMIC_MAC_ENTRIES_H,
+ DYNAMIC_MAC_ENTRIES,
+ DYNAMIC_MAC_FID,
+ DYNAMIC_MAC_TIMESTAMP,
+ DYNAMIC_MAC_SRC_PORT,
+ ALU_STAT_INDEX,
+};
+
+enum ksz_xmii_ctrl0 {
+ P_MII_100MBIT,
+ P_MII_10MBIT,
+ P_MII_FULL_DUPLEX,
+ P_MII_HALF_DUPLEX,
+};
+
+enum ksz_xmii_ctrl1 {
+ P_RGMII_SEL,
+ P_RMII_SEL,
+ P_GMII_SEL,
+ P_MII_SEL,
+ P_GMII_1GBIT,
+ P_GMII_NOT_1GBIT,
+};
+
struct alu_struct {
/* entry 1 */
u8 is_static:1;
@@ -160,6 +252,7 @@ struct alu_struct {
};
struct ksz_dev_ops {
+ int (*setup)(struct dsa_switch *ds);
u32 (*get_port_addr)(int port, int offset);
void (*cfg_port_member)(struct ksz_device *dev, int port, u8 member);
void (*flush_dyn_mac_table)(struct ksz_device *dev, int port);
@@ -167,71 +260,68 @@ struct ksz_dev_ops {
void (*port_setup)(struct ksz_device *dev, int port, bool cpu_port);
void (*r_phy)(struct ksz_device *dev, u16 phy, u16 reg, u16 *val);
void (*w_phy)(struct ksz_device *dev, u16 phy, u16 reg, u16 val);
- int (*r_dyn_mac_table)(struct ksz_device *dev, u16 addr, u8 *mac_addr,
- u8 *fid, u8 *src_port, u8 *timestamp,
- u16 *entries);
- int (*r_sta_mac_table)(struct ksz_device *dev, u16 addr,
- struct alu_struct *alu);
- void (*w_sta_mac_table)(struct ksz_device *dev, u16 addr,
- struct alu_struct *alu);
void (*r_mib_cnt)(struct ksz_device *dev, int port, u16 addr,
u64 *cnt);
void (*r_mib_pkt)(struct ksz_device *dev, int port, u16 addr,
u64 *dropped, u64 *cnt);
void (*r_mib_stat64)(struct ksz_device *dev, int port);
+ int (*vlan_filtering)(struct ksz_device *dev, int port,
+ bool flag, struct netlink_ext_ack *extack);
+ int (*vlan_add)(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct netlink_ext_ack *extack);
+ int (*vlan_del)(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_vlan *vlan);
+ int (*mirror_add)(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror,
+ bool ingress, struct netlink_ext_ack *extack);
+ void (*mirror_del)(struct ksz_device *dev, int port,
+ struct dsa_mall_mirror_tc_entry *mirror);
+ int (*fdb_add)(struct ksz_device *dev, int port,
+ const unsigned char *addr, u16 vid, struct dsa_db db);
+ int (*fdb_del)(struct ksz_device *dev, int port,
+ const unsigned char *addr, u16 vid, struct dsa_db db);
+ int (*fdb_dump)(struct ksz_device *dev, int port,
+ dsa_fdb_dump_cb_t *cb, void *data);
+ int (*mdb_add)(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct dsa_db db);
+ int (*mdb_del)(struct ksz_device *dev, int port,
+ const struct switchdev_obj_port_mdb *mdb,
+ struct dsa_db db);
+ void (*get_caps)(struct ksz_device *dev, int port,
+ struct phylink_config *config);
+ int (*change_mtu)(struct ksz_device *dev, int port, int mtu);
+ int (*max_mtu)(struct ksz_device *dev, int port);
void (*freeze_mib)(struct ksz_device *dev, int port, bool freeze);
void (*port_init_cnt)(struct ksz_device *dev, int port);
- int (*shutdown)(struct ksz_device *dev);
- int (*detect)(struct ksz_device *dev);
+ void (*phylink_mac_config)(struct ksz_device *dev, int port,
+ unsigned int mode,
+ const struct phylink_link_state *state);
+ void (*phylink_mac_link_up)(struct ksz_device *dev, int port,
+ unsigned int mode,
+ phy_interface_t interface,
+ struct phy_device *phydev, int speed,
+ int duplex, bool tx_pause, bool rx_pause);
+ void (*setup_rgmii_delay)(struct ksz_device *dev, int port);
+ void (*config_cpu_port)(struct dsa_switch *ds);
+ int (*enable_stp_addr)(struct ksz_device *dev);
+ int (*reset)(struct ksz_device *dev);
int (*init)(struct ksz_device *dev);
void (*exit)(struct ksz_device *dev);
};
struct ksz_device *ksz_switch_alloc(struct device *base, void *priv);
-int ksz_switch_register(struct ksz_device *dev,
- const struct ksz_dev_ops *ops);
+int ksz_switch_register(struct ksz_device *dev);
void ksz_switch_remove(struct ksz_device *dev);
-int ksz8_switch_register(struct ksz_device *dev);
-int ksz9477_switch_register(struct ksz_device *dev);
-
-void ksz_update_port_member(struct ksz_device *dev, int port);
void ksz_init_mib_timer(struct ksz_device *dev);
void ksz_r_mib_stats64(struct ksz_device *dev, int port);
-void ksz_get_stats64(struct dsa_switch *ds, int port,
- struct rtnl_link_stats64 *s);
-void ksz_phylink_get_caps(struct dsa_switch *ds, int port,
- struct phylink_config *config);
+void ksz_port_stp_state_set(struct dsa_switch *ds, int port, u8 state);
+bool ksz_get_gbit(struct ksz_device *dev, int port);
+phy_interface_t ksz_get_xmii(struct ksz_device *dev, int port, bool gbit);
extern const struct ksz_chip_data ksz_switch_chips[];
-/* Common DSA access functions */
-
-int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg);
-int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val);
-void ksz_mac_link_down(struct dsa_switch *ds, int port, unsigned int mode,
- phy_interface_t interface);
-int ksz_sset_count(struct dsa_switch *ds, int port, int sset);
-void ksz_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *buf);
-int ksz_port_bridge_join(struct dsa_switch *ds, int port,
- struct dsa_bridge bridge, bool *tx_fwd_offload,
- struct netlink_ext_ack *extack);
-void ksz_port_bridge_leave(struct dsa_switch *ds, int port,
- struct dsa_bridge bridge);
-void ksz_port_stp_state_set(struct dsa_switch *ds, int port,
- u8 state, int reg);
-void ksz_port_fast_age(struct dsa_switch *ds, int port);
-int ksz_port_fdb_dump(struct dsa_switch *ds, int port, dsa_fdb_dump_cb_t *cb,
- void *data);
-int ksz_port_mdb_add(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_mdb *mdb,
- struct dsa_db db);
-int ksz_port_mdb_del(struct dsa_switch *ds, int port,
- const struct switchdev_obj_port_mdb *mdb,
- struct dsa_db db);
-int ksz_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy);
-void ksz_get_strings(struct dsa_switch *ds, int port,
- u32 stringset, uint8_t *buf);
-
/* Common register access functions */
static inline int ksz_read8(struct ksz_device *dev, u32 reg, u8 *val)
@@ -336,6 +426,14 @@ static inline void ksz_pwrite32(struct ksz_device *dev, int port, int offset,
ksz_write32(dev, dev->dev_ops->get_port_addr(port, offset), data);
}
+static inline void ksz_prmw8(struct ksz_device *dev, int port, int offset,
+ u8 mask, u8 val)
+{
+ regmap_update_bits(dev->regmap[0],
+ dev->dev_ops->get_port_addr(port, offset),
+ mask, val);
+}
+
static inline void ksz_regmap_lock(void *__mtx)
{
struct mutex *mtx = __mtx;
@@ -348,11 +446,70 @@ static inline void ksz_regmap_unlock(void *__mtx)
mutex_unlock(mtx);
}
+static inline bool ksz_is_ksz88x3(struct ksz_device *dev)
+{
+ return dev->chip_id == KSZ8830_CHIP_ID;
+}
+
+static inline int is_lan937x(struct ksz_device *dev)
+{
+ return dev->chip_id == LAN9370_CHIP_ID ||
+ dev->chip_id == LAN9371_CHIP_ID ||
+ dev->chip_id == LAN9372_CHIP_ID ||
+ dev->chip_id == LAN9373_CHIP_ID ||
+ dev->chip_id == LAN9374_CHIP_ID;
+}
+
/* STP State Defines */
#define PORT_TX_ENABLE BIT(2)
#define PORT_RX_ENABLE BIT(1)
#define PORT_LEARN_DISABLE BIT(0)
+/* Switch ID Defines */
+#define REG_CHIP_ID0 0x00
+
+#define SW_FAMILY_ID_M GENMASK(15, 8)
+#define KSZ87_FAMILY_ID 0x87
+#define KSZ88_FAMILY_ID 0x88
+
+#define KSZ8_PORT_STATUS_0 0x08
+#define KSZ8_PORT_FIBER_MODE BIT(7)
+
+#define SW_CHIP_ID_M GENMASK(7, 4)
+#define KSZ87_CHIP_ID_94 0x6
+#define KSZ87_CHIP_ID_95 0x9
+#define KSZ88_CHIP_ID_63 0x3
+
+#define SW_REV_ID_M GENMASK(7, 4)
+
+/* Driver set switch broadcast storm protection at 10% rate. */
+#define BROADCAST_STORM_PROT_RATE 10
+
+/* 148,800 frames * 67 ms / 100 */
+#define BROADCAST_STORM_VALUE 9969
+
+#define BROADCAST_STORM_RATE_HI 0x07
+#define BROADCAST_STORM_RATE_LO 0xFF
+#define BROADCAST_STORM_RATE 0x07FF
+
+#define MULTICAST_STORM_DISABLE BIT(6)
+
+#define SW_START 0x01
+
+/* Used with variable features to indicate capabilities. */
+#define GBIT_SUPPORT BIT(0)
+#define IS_9893 BIT(2)
+
+/* xMII configuration */
+#define P_MII_DUPLEX_M BIT(6)
+#define P_MII_100MBIT_M BIT(4)
+
+#define P_GMII_1GBIT_M BIT(6)
+#define P_RGMII_ID_IG_ENABLE BIT(4)
+#define P_RGMII_ID_EG_ENABLE BIT(3)
+#define P_MII_MAC_MODE BIT(2)
+#define P_MII_SEL_M 0x3
+
/* Regmap tables generation */
#define KSZ_SPI_OP_RD 3
#define KSZ_SPI_OP_WR 2
diff --git a/drivers/net/dsa/microchip/ksz8795_spi.c b/drivers/net/dsa/microchip/ksz_spi.c
index 961a74c359a8..05bd089795f8 100644
--- a/drivers/net/dsa/microchip/ksz8795_spi.c
+++ b/drivers/net/dsa/microchip/ksz_spi.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * Microchip KSZ8795 series register access through SPI
+ * Microchip ksz series register access through SPI
*
* Copyright (C) 2017 Microchip Technology Inc.
* Tristram Ha <Tristram.Ha@microchip.com>
@@ -14,7 +14,6 @@
#include <linux/regmap.h>
#include <linux/spi/spi.h>
-#include "ksz8.h"
#include "ksz_common.h"
#define KSZ8795_SPI_ADDR_SHIFT 12
@@ -25,29 +24,29 @@
#define KSZ8863_SPI_ADDR_ALIGN 8
#define KSZ8863_SPI_TURNAROUND_SHIFT 0
+#define KSZ9477_SPI_ADDR_SHIFT 24
+#define KSZ9477_SPI_ADDR_ALIGN 3
+#define KSZ9477_SPI_TURNAROUND_SHIFT 5
+
KSZ_REGMAP_TABLE(ksz8795, 16, KSZ8795_SPI_ADDR_SHIFT,
KSZ8795_SPI_TURNAROUND_SHIFT, KSZ8795_SPI_ADDR_ALIGN);
KSZ_REGMAP_TABLE(ksz8863, 16, KSZ8863_SPI_ADDR_SHIFT,
KSZ8863_SPI_TURNAROUND_SHIFT, KSZ8863_SPI_ADDR_ALIGN);
-static int ksz8795_spi_probe(struct spi_device *spi)
+KSZ_REGMAP_TABLE(ksz9477, 32, KSZ9477_SPI_ADDR_SHIFT,
+ KSZ9477_SPI_TURNAROUND_SHIFT, KSZ9477_SPI_ADDR_ALIGN);
+
+static int ksz_spi_probe(struct spi_device *spi)
{
const struct regmap_config *regmap_config;
const struct ksz_chip_data *chip;
struct device *ddev = &spi->dev;
struct regmap_config rc;
struct ksz_device *dev;
- struct ksz8 *ksz8;
int i, ret = 0;
- ksz8 = devm_kzalloc(&spi->dev, sizeof(struct ksz8), GFP_KERNEL);
- if (!ksz8)
- return -ENOMEM;
-
- ksz8->priv = spi;
-
- dev = ksz_switch_alloc(&spi->dev, ksz8);
+ dev = ksz_switch_alloc(&spi->dev, spi);
if (!dev)
return -ENOMEM;
@@ -57,8 +56,12 @@ static int ksz8795_spi_probe(struct spi_device *spi)
if (chip->chip_id == KSZ8830_CHIP_ID)
regmap_config = ksz8863_regmap_config;
- else
+ else if (chip->chip_id == KSZ8795_CHIP_ID ||
+ chip->chip_id == KSZ8794_CHIP_ID ||
+ chip->chip_id == KSZ8765_CHIP_ID)
regmap_config = ksz8795_regmap_config;
+ else
+ regmap_config = ksz9477_regmap_config;
for (i = 0; i < ARRAY_SIZE(ksz8795_regmap_config); i++) {
rc = regmap_config[i];
@@ -82,7 +85,7 @@ static int ksz8795_spi_probe(struct spi_device *spi)
if (ret)
return ret;
- ret = ksz8_switch_register(dev);
+ ret = ksz_switch_register(dev);
/* Main DSA driver may not be started yet. */
if (ret)
@@ -93,7 +96,7 @@ static int ksz8795_spi_probe(struct spi_device *spi)
return 0;
}
-static void ksz8795_spi_remove(struct spi_device *spi)
+static void ksz_spi_remove(struct spi_device *spi)
{
struct ksz_device *dev = spi_get_drvdata(spi);
@@ -103,22 +106,22 @@ static void ksz8795_spi_remove(struct spi_device *spi)
spi_set_drvdata(spi, NULL);
}
-static void ksz8795_spi_shutdown(struct spi_device *spi)
+static void ksz_spi_shutdown(struct spi_device *spi)
{
struct ksz_device *dev = spi_get_drvdata(spi);
if (!dev)
return;
- if (dev->dev_ops->shutdown)
- dev->dev_ops->shutdown(dev);
+ if (dev->dev_ops->reset)
+ dev->dev_ops->reset(dev);
dsa_switch_shutdown(dev->ds);
spi_set_drvdata(spi, NULL);
}
-static const struct of_device_id ksz8795_dt_ids[] = {
+static const struct of_device_id ksz_dt_ids[] = {
{
.compatible = "microchip,ksz8765",
.data = &ksz_switch_chips[KSZ8765]
@@ -139,34 +142,96 @@ static const struct of_device_id ksz8795_dt_ids[] = {
.compatible = "microchip,ksz8873",
.data = &ksz_switch_chips[KSZ8830]
},
+ {
+ .compatible = "microchip,ksz9477",
+ .data = &ksz_switch_chips[KSZ9477]
+ },
+ {
+ .compatible = "microchip,ksz9897",
+ .data = &ksz_switch_chips[KSZ9897]
+ },
+ {
+ .compatible = "microchip,ksz9893",
+ .data = &ksz_switch_chips[KSZ9893]
+ },
+ {
+ .compatible = "microchip,ksz9563",
+ .data = &ksz_switch_chips[KSZ9893]
+ },
+ {
+ .compatible = "microchip,ksz8563",
+ .data = &ksz_switch_chips[KSZ9893]
+ },
+ {
+ .compatible = "microchip,ksz9567",
+ .data = &ksz_switch_chips[KSZ9567]
+ },
+ {
+ .compatible = "microchip,lan9370",
+ .data = &ksz_switch_chips[LAN9370]
+ },
+ {
+ .compatible = "microchip,lan9371",
+ .data = &ksz_switch_chips[LAN9371]
+ },
+ {
+ .compatible = "microchip,lan9372",
+ .data = &ksz_switch_chips[LAN9372]
+ },
+ {
+ .compatible = "microchip,lan9373",
+ .data = &ksz_switch_chips[LAN9373]
+ },
+ {
+ .compatible = "microchip,lan9374",
+ .data = &ksz_switch_chips[LAN9374]
+ },
{},
};
-MODULE_DEVICE_TABLE(of, ksz8795_dt_ids);
+MODULE_DEVICE_TABLE(of, ksz_dt_ids);
-static const struct spi_device_id ksz8795_spi_ids[] = {
+static const struct spi_device_id ksz_spi_ids[] = {
{ "ksz8765" },
{ "ksz8794" },
{ "ksz8795" },
{ "ksz8863" },
{ "ksz8873" },
+ { "ksz9477" },
+ { "ksz9897" },
+ { "ksz9893" },
+ { "ksz9563" },
+ { "ksz8563" },
+ { "ksz9567" },
+ { "lan9370" },
+ { "lan9371" },
+ { "lan9372" },
+ { "lan9373" },
+ { "lan9374" },
{ },
};
-MODULE_DEVICE_TABLE(spi, ksz8795_spi_ids);
+MODULE_DEVICE_TABLE(spi, ksz_spi_ids);
-static struct spi_driver ksz8795_spi_driver = {
+static struct spi_driver ksz_spi_driver = {
.driver = {
- .name = "ksz8795-switch",
+ .name = "ksz-switch",
.owner = THIS_MODULE,
- .of_match_table = of_match_ptr(ksz8795_dt_ids),
+ .of_match_table = ksz_dt_ids,
},
- .id_table = ksz8795_spi_ids,
- .probe = ksz8795_spi_probe,
- .remove = ksz8795_spi_remove,
- .shutdown = ksz8795_spi_shutdown,
+ .id_table = ksz_spi_ids,
+ .probe = ksz_spi_probe,
+ .remove = ksz_spi_remove,
+ .shutdown = ksz_spi_shutdown,
};
-module_spi_driver(ksz8795_spi_driver);
+module_spi_driver(ksz_spi_driver);
+MODULE_ALIAS("spi:ksz9477");
+MODULE_ALIAS("spi:ksz9897");
+MODULE_ALIAS("spi:ksz9893");
+MODULE_ALIAS("spi:ksz9563");
+MODULE_ALIAS("spi:ksz8563");
+MODULE_ALIAS("spi:ksz9567");
+MODULE_ALIAS("spi:lan937x");
MODULE_AUTHOR("Tristram Ha <Tristram.Ha@microchip.com>");
-MODULE_DESCRIPTION("Microchip KSZ8795 Series Switch SPI Driver");
+MODULE_DESCRIPTION("Microchip ksz Series Switch SPI Driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/net/dsa/microchip/lan937x.h b/drivers/net/dsa/microchip/lan937x.h
new file mode 100644
index 000000000000..4e0b1dccec27
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan937x.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Microchip lan937x dev ops headers
+ * Copyright (C) 2019-2022 Microchip Technology Inc.
+ */
+
+#ifndef __LAN937X_CFG_H
+#define __LAN937X_CFG_H
+
+int lan937x_reset_switch(struct ksz_device *dev);
+int lan937x_setup(struct dsa_switch *ds);
+void lan937x_port_setup(struct ksz_device *dev, int port, bool cpu_port);
+void lan937x_config_cpu_port(struct dsa_switch *ds);
+int lan937x_switch_init(struct ksz_device *dev);
+void lan937x_switch_exit(struct ksz_device *dev);
+void lan937x_r_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 *data);
+void lan937x_w_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 val);
+int lan937x_change_mtu(struct ksz_device *dev, int port, int new_mtu);
+void lan937x_phylink_get_caps(struct ksz_device *dev, int port,
+ struct phylink_config *config);
+void lan937x_setup_rgmii_delay(struct ksz_device *dev, int port);
+#endif
diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c
new file mode 100644
index 000000000000..daedd2bf20c1
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan937x_main.c
@@ -0,0 +1,443 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Microchip LAN937X switch driver main logic
+ * Copyright (C) 2019-2022 Microchip Technology Inc.
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/iopoll.h>
+#include <linux/phy.h>
+#include <linux/of_net.h>
+#include <linux/of_mdio.h>
+#include <linux/if_bridge.h>
+#include <linux/if_vlan.h>
+#include <linux/math.h>
+#include <net/dsa.h>
+#include <net/switchdev.h>
+
+#include "lan937x_reg.h"
+#include "ksz_common.h"
+#include "lan937x.h"
+
+static int lan937x_cfg(struct ksz_device *dev, u32 addr, u8 bits, bool set)
+{
+ return regmap_update_bits(dev->regmap[0], addr, bits, set ? bits : 0);
+}
+
+static int lan937x_port_cfg(struct ksz_device *dev, int port, int offset,
+ u8 bits, bool set)
+{
+ return regmap_update_bits(dev->regmap[0], PORT_CTRL_ADDR(port, offset),
+ bits, set ? bits : 0);
+}
+
+static int lan937x_enable_spi_indirect_access(struct ksz_device *dev)
+{
+ u16 data16;
+ int ret;
+
+ /* Enable Phy access through SPI */
+ ret = lan937x_cfg(dev, REG_GLOBAL_CTRL_0, SW_PHY_REG_BLOCK, false);
+ if (ret < 0)
+ return ret;
+
+ ret = ksz_read16(dev, REG_VPHY_SPECIAL_CTRL__2, &data16);
+ if (ret < 0)
+ return ret;
+
+ /* Allow SPI access */
+ data16 |= VPHY_SPI_INDIRECT_ENABLE;
+
+ return ksz_write16(dev, REG_VPHY_SPECIAL_CTRL__2, data16);
+}
+
+static int lan937x_vphy_ind_addr_wr(struct ksz_device *dev, int addr, int reg)
+{
+ u16 addr_base = REG_PORT_T1_PHY_CTRL_BASE;
+ u16 temp;
+
+ /* get register address based on the logical port */
+ temp = PORT_CTRL_ADDR(addr, (addr_base + (reg << 2)));
+
+ return ksz_write16(dev, REG_VPHY_IND_ADDR__2, temp);
+}
+
+static int lan937x_internal_phy_write(struct ksz_device *dev, int addr, int reg,
+ u16 val)
+{
+ unsigned int value;
+ int ret;
+
+ /* Check for internal phy port */
+ if (!dev->info->internal_phy[addr])
+ return -EOPNOTSUPP;
+
+ ret = lan937x_vphy_ind_addr_wr(dev, addr, reg);
+ if (ret < 0)
+ return ret;
+
+ /* Write the data to be written to the VPHY reg */
+ ret = ksz_write16(dev, REG_VPHY_IND_DATA__2, val);
+ if (ret < 0)
+ return ret;
+
+ /* Write the Write En and Busy bit */
+ ret = ksz_write16(dev, REG_VPHY_IND_CTRL__2,
+ (VPHY_IND_WRITE | VPHY_IND_BUSY));
+ if (ret < 0)
+ return ret;
+
+ ret = regmap_read_poll_timeout(dev->regmap[1], REG_VPHY_IND_CTRL__2,
+ value, !(value & VPHY_IND_BUSY), 10,
+ 1000);
+ if (ret < 0) {
+ dev_err(dev->dev, "Failed to write phy register\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+static int lan937x_internal_phy_read(struct ksz_device *dev, int addr, int reg,
+ u16 *val)
+{
+ unsigned int value;
+ int ret;
+
+ /* Check for internal phy port, return 0xffff for non-existent phy */
+ if (!dev->info->internal_phy[addr])
+ return 0xffff;
+
+ ret = lan937x_vphy_ind_addr_wr(dev, addr, reg);
+ if (ret < 0)
+ return ret;
+
+ /* Write Read and Busy bit to start the transaction */
+ ret = ksz_write16(dev, REG_VPHY_IND_CTRL__2, VPHY_IND_BUSY);
+ if (ret < 0)
+ return ret;
+
+ ret = regmap_read_poll_timeout(dev->regmap[1], REG_VPHY_IND_CTRL__2,
+ value, !(value & VPHY_IND_BUSY), 10,
+ 1000);
+ if (ret < 0) {
+ dev_err(dev->dev, "Failed to read phy register\n");
+ return ret;
+ }
+
+ /* Read the VPHY register which has the PHY data */
+ return ksz_read16(dev, REG_VPHY_IND_DATA__2, val);
+}
+
+void lan937x_r_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 *data)
+{
+ lan937x_internal_phy_read(dev, addr, reg, data);
+}
+
+void lan937x_w_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 val)
+{
+ lan937x_internal_phy_write(dev, addr, reg, val);
+}
+
+static int lan937x_sw_mdio_read(struct mii_bus *bus, int addr, int regnum)
+{
+ struct ksz_device *dev = bus->priv;
+ u16 val;
+ int ret;
+
+ if (regnum & MII_ADDR_C45)
+ return -EOPNOTSUPP;
+
+ ret = lan937x_internal_phy_read(dev, addr, regnum, &val);
+ if (ret < 0)
+ return ret;
+
+ return val;
+}
+
+static int lan937x_sw_mdio_write(struct mii_bus *bus, int addr, int regnum,
+ u16 val)
+{
+ struct ksz_device *dev = bus->priv;
+
+ if (regnum & MII_ADDR_C45)
+ return -EOPNOTSUPP;
+
+ return lan937x_internal_phy_write(dev, addr, regnum, val);
+}
+
+static int lan937x_mdio_register(struct ksz_device *dev)
+{
+ struct dsa_switch *ds = dev->ds;
+ struct device_node *mdio_np;
+ struct mii_bus *bus;
+ int ret;
+
+ mdio_np = of_get_child_by_name(dev->dev->of_node, "mdio");
+ if (!mdio_np) {
+ dev_err(ds->dev, "no MDIO bus node\n");
+ return -ENODEV;
+ }
+
+ bus = devm_mdiobus_alloc(ds->dev);
+ if (!bus) {
+ of_node_put(mdio_np);
+ return -ENOMEM;
+ }
+
+ bus->priv = dev;
+ bus->read = lan937x_sw_mdio_read;
+ bus->write = lan937x_sw_mdio_write;
+ bus->name = "lan937x slave smi";
+ snprintf(bus->id, MII_BUS_ID_SIZE, "SMI-%d", ds->index);
+ bus->parent = ds->dev;
+ bus->phy_mask = ~ds->phys_mii_mask;
+
+ ds->slave_mii_bus = bus;
+
+ ret = devm_of_mdiobus_register(ds->dev, bus, mdio_np);
+ if (ret) {
+ dev_err(ds->dev, "unable to register MDIO bus %s\n",
+ bus->id);
+ }
+
+ of_node_put(mdio_np);
+
+ return ret;
+}
+
+int lan937x_reset_switch(struct ksz_device *dev)
+{
+ u32 data32;
+ int ret;
+
+ /* reset switch */
+ ret = lan937x_cfg(dev, REG_SW_OPERATION, SW_RESET, true);
+ if (ret < 0)
+ return ret;
+
+ /* Enable Auto Aging */
+ ret = lan937x_cfg(dev, REG_SW_LUE_CTRL_1, SW_LINK_AUTO_AGING, true);
+ if (ret < 0)
+ return ret;
+
+ /* disable interrupts */
+ ret = ksz_write32(dev, REG_SW_INT_MASK__4, SWITCH_INT_MASK);
+ if (ret < 0)
+ return ret;
+
+ ret = ksz_write32(dev, REG_SW_PORT_INT_MASK__4, 0xFF);
+ if (ret < 0)
+ return ret;
+
+ return ksz_read32(dev, REG_SW_PORT_INT_STATUS__4, &data32);
+}
+
+void lan937x_port_setup(struct ksz_device *dev, int port, bool cpu_port)
+{
+ const u32 *masks = dev->info->masks;
+ const u16 *regs = dev->info->regs;
+ struct dsa_switch *ds = dev->ds;
+ u8 member;
+
+ /* enable tag tail for host port */
+ if (cpu_port)
+ lan937x_port_cfg(dev, port, REG_PORT_CTRL_0,
+ PORT_TAIL_TAG_ENABLE, true);
+
+ /* disable frame check length field */
+ lan937x_port_cfg(dev, port, REG_PORT_MAC_CTRL_0, PORT_CHECK_LENGTH,
+ false);
+
+ /* set back pressure for half duplex */
+ lan937x_port_cfg(dev, port, REG_PORT_MAC_CTRL_1, PORT_BACK_PRESSURE,
+ true);
+
+ /* enable 802.1p priority */
+ lan937x_port_cfg(dev, port, P_PRIO_CTRL, PORT_802_1P_PRIO_ENABLE, true);
+
+ if (!dev->info->internal_phy[port])
+ lan937x_port_cfg(dev, port, regs[P_XMII_CTRL_0],
+ masks[P_MII_TX_FLOW_CTRL] |
+ masks[P_MII_RX_FLOW_CTRL],
+ true);
+
+ if (cpu_port)
+ member = dsa_user_ports(ds);
+ else
+ member = BIT(dsa_upstream_port(ds, port));
+
+ dev->dev_ops->cfg_port_member(dev, port, member);
+}
+
+void lan937x_config_cpu_port(struct dsa_switch *ds)
+{
+ struct ksz_device *dev = ds->priv;
+ struct dsa_port *dp;
+
+ dsa_switch_for_each_cpu_port(dp, ds) {
+ if (dev->info->cpu_ports & (1 << dp->index)) {
+ dev->cpu_port = dp->index;
+
+ /* enable cpu port */
+ lan937x_port_setup(dev, dp->index, true);
+ }
+ }
+
+ dsa_switch_for_each_user_port(dp, ds) {
+ ksz_port_stp_state_set(ds, dp->index, BR_STATE_DISABLED);
+ }
+}
+
+int lan937x_change_mtu(struct ksz_device *dev, int port, int new_mtu)
+{
+ struct dsa_switch *ds = dev->ds;
+ int ret;
+
+ new_mtu += VLAN_ETH_HLEN + ETH_FCS_LEN;
+
+ if (dsa_is_cpu_port(ds, port))
+ new_mtu += LAN937X_TAG_LEN;
+
+ if (new_mtu >= FR_MIN_SIZE)
+ ret = lan937x_port_cfg(dev, port, REG_PORT_MAC_CTRL_0,
+ PORT_JUMBO_PACKET, true);
+ else
+ ret = lan937x_port_cfg(dev, port, REG_PORT_MAC_CTRL_0,
+ PORT_JUMBO_PACKET, false);
+ if (ret < 0) {
+ dev_err(ds->dev, "failed to enable jumbo\n");
+ return ret;
+ }
+
+ /* Write the frame size in PORT_MAX_FR_SIZE register */
+ ksz_pwrite16(dev, port, PORT_MAX_FR_SIZE, new_mtu);
+
+ return 0;
+}
+
+static void lan937x_set_tune_adj(struct ksz_device *dev, int port,
+ u16 reg, u8 val)
+{
+ u16 data16;
+
+ ksz_pread16(dev, port, reg, &data16);
+
+ /* Update tune Adjust */
+ data16 |= FIELD_PREP(PORT_TUNE_ADJ, val);
+ ksz_pwrite16(dev, port, reg, data16);
+
+ /* write DLL reset to take effect */
+ data16 |= PORT_DLL_RESET;
+ ksz_pwrite16(dev, port, reg, data16);
+}
+
+static void lan937x_set_rgmii_tx_delay(struct ksz_device *dev, int port)
+{
+ u8 val;
+
+ /* Apply different codes based on the ports as per characterization
+ * results
+ */
+ val = (port == LAN937X_RGMII_1_PORT) ? RGMII_1_TX_DELAY_2NS :
+ RGMII_2_TX_DELAY_2NS;
+
+ lan937x_set_tune_adj(dev, port, REG_PORT_XMII_CTRL_5, val);
+}
+
+static void lan937x_set_rgmii_rx_delay(struct ksz_device *dev, int port)
+{
+ u8 val;
+
+ val = (port == LAN937X_RGMII_1_PORT) ? RGMII_1_RX_DELAY_2NS :
+ RGMII_2_RX_DELAY_2NS;
+
+ lan937x_set_tune_adj(dev, port, REG_PORT_XMII_CTRL_4, val);
+}
+
+void lan937x_phylink_get_caps(struct ksz_device *dev, int port,
+ struct phylink_config *config)
+{
+ config->mac_capabilities = MAC_100FD;
+
+ if (dev->info->supports_rgmii[port]) {
+ /* MII/RMII/RGMII ports */
+ config->mac_capabilities |= MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_100HD | MAC_10 | MAC_1000FD;
+ }
+}
+
+void lan937x_setup_rgmii_delay(struct ksz_device *dev, int port)
+{
+ struct ksz_port *p = &dev->ports[port];
+
+ if (p->rgmii_tx_val) {
+ lan937x_set_rgmii_tx_delay(dev, port);
+ dev_info(dev->dev, "Applied rgmii tx delay for the port %d\n",
+ port);
+ }
+
+ if (p->rgmii_rx_val) {
+ lan937x_set_rgmii_rx_delay(dev, port);
+ dev_info(dev->dev, "Applied rgmii rx delay for the port %d\n",
+ port);
+ }
+}
+
+int lan937x_setup(struct dsa_switch *ds)
+{
+ struct ksz_device *dev = ds->priv;
+ int ret;
+
+ /* enable Indirect Access from SPI to the VPHY registers */
+ ret = lan937x_enable_spi_indirect_access(dev);
+ if (ret < 0) {
+ dev_err(dev->dev, "failed to enable spi indirect access");
+ return ret;
+ }
+
+ ret = lan937x_mdio_register(dev);
+ if (ret < 0) {
+ dev_err(dev->dev, "failed to register the mdio");
+ return ret;
+ }
+
+ /* The VLAN aware is a global setting. Mixed vlan
+ * filterings are not supported.
+ */
+ ds->vlan_filtering_is_global = true;
+
+ /* Enable aggressive back off for half duplex & UNH mode */
+ lan937x_cfg(dev, REG_SW_MAC_CTRL_0,
+ (SW_PAUSE_UNH_MODE | SW_NEW_BACKOFF | SW_AGGR_BACKOFF),
+ true);
+
+ /* If NO_EXC_COLLISION_DROP bit is set, the switch will not drop
+ * packets when 16 or more collisions occur
+ */
+ lan937x_cfg(dev, REG_SW_MAC_CTRL_1, NO_EXC_COLLISION_DROP, true);
+
+ /* enable global MIB counter freeze function */
+ lan937x_cfg(dev, REG_SW_MAC_CTRL_6, SW_MIB_COUNTER_FREEZE, true);
+
+ /* disable CLK125 & CLK25, 1: disable, 0: enable */
+ lan937x_cfg(dev, REG_SW_GLOBAL_OUTPUT_CTRL__1,
+ (SW_CLK125_ENB | SW_CLK25_ENB), true);
+
+ return 0;
+}
+
+int lan937x_switch_init(struct ksz_device *dev)
+{
+ dev->port_mask = (1 << dev->info->port_cnt) - 1;
+
+ return 0;
+}
+
+void lan937x_switch_exit(struct ksz_device *dev)
+{
+ lan937x_reset_switch(dev);
+}
+
+MODULE_AUTHOR("Arun Ramadoss <arun.ramadoss@microchip.com>");
+MODULE_DESCRIPTION("Microchip LAN937x Series Switch DSA Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/dsa/microchip/lan937x_reg.h b/drivers/net/dsa/microchip/lan937x_reg.h
new file mode 100644
index 000000000000..ba4adaddb3ec
--- /dev/null
+++ b/drivers/net/dsa/microchip/lan937x_reg.h
@@ -0,0 +1,184 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Microchip LAN937X switch register definitions
+ * Copyright (C) 2019-2021 Microchip Technology Inc.
+ */
+#ifndef __LAN937X_REG_H
+#define __LAN937X_REG_H
+
+#define PORT_CTRL_ADDR(port, addr) ((addr) | (((port) + 1) << 12))
+
+/* 0 - Operation */
+#define REG_GLOBAL_CTRL_0 0x0007
+
+#define SW_PHY_REG_BLOCK BIT(7)
+#define SW_FAST_MODE BIT(3)
+#define SW_FAST_MODE_OVERRIDE BIT(2)
+
+#define REG_SW_INT_STATUS__4 0x0010
+#define REG_SW_INT_MASK__4 0x0014
+
+#define LUE_INT BIT(31)
+#define TRIG_TS_INT BIT(30)
+#define APB_TIMEOUT_INT BIT(29)
+#define OVER_TEMP_INT BIT(28)
+#define HSR_INT BIT(27)
+#define PIO_INT BIT(26)
+#define POR_READY_INT BIT(25)
+
+#define SWITCH_INT_MASK \
+ (LUE_INT | TRIG_TS_INT | APB_TIMEOUT_INT | OVER_TEMP_INT | HSR_INT | \
+ PIO_INT | POR_READY_INT)
+
+#define REG_SW_PORT_INT_STATUS__4 0x0018
+#define REG_SW_PORT_INT_MASK__4 0x001C
+
+/* 1 - Global */
+#define REG_SW_GLOBAL_OUTPUT_CTRL__1 0x0103
+#define SW_CLK125_ENB BIT(1)
+#define SW_CLK25_ENB BIT(0)
+
+/* 3 - Operation Control */
+#define REG_SW_OPERATION 0x0300
+
+#define SW_DOUBLE_TAG BIT(7)
+#define SW_OVER_TEMP_ENABLE BIT(2)
+#define SW_RESET BIT(1)
+
+#define REG_SW_LUE_CTRL_0 0x0310
+
+#define SW_VLAN_ENABLE BIT(7)
+#define SW_DROP_INVALID_VID BIT(6)
+#define SW_AGE_CNT_M 0x7
+#define SW_AGE_CNT_S 3
+#define SW_RESV_MCAST_ENABLE BIT(2)
+
+#define REG_SW_LUE_CTRL_1 0x0311
+
+#define UNICAST_LEARN_DISABLE BIT(7)
+#define SW_FLUSH_STP_TABLE BIT(5)
+#define SW_FLUSH_MSTP_TABLE BIT(4)
+#define SW_SRC_ADDR_FILTER BIT(3)
+#define SW_AGING_ENABLE BIT(2)
+#define SW_FAST_AGING BIT(1)
+#define SW_LINK_AUTO_AGING BIT(0)
+
+#define REG_SW_MAC_CTRL_0 0x0330
+#define SW_NEW_BACKOFF BIT(7)
+#define SW_PAUSE_UNH_MODE BIT(1)
+#define SW_AGGR_BACKOFF BIT(0)
+
+#define REG_SW_MAC_CTRL_1 0x0331
+#define SW_SHORT_IFG BIT(7)
+#define MULTICAST_STORM_DISABLE BIT(6)
+#define SW_BACK_PRESSURE BIT(5)
+#define FAIR_FLOW_CTRL BIT(4)
+#define NO_EXC_COLLISION_DROP BIT(3)
+#define SW_LEGAL_PACKET_DISABLE BIT(1)
+#define SW_PASS_SHORT_FRAME BIT(0)
+
+#define REG_SW_MAC_CTRL_6 0x0336
+#define SW_MIB_COUNTER_FLUSH BIT(7)
+#define SW_MIB_COUNTER_FREEZE BIT(6)
+
+/* 4 - LUE */
+#define REG_SW_ALU_STAT_CTRL__4 0x041C
+
+#define REG_SW_ALU_VAL_B 0x0424
+#define ALU_V_OVERRIDE BIT(31)
+#define ALU_V_USE_FID BIT(30)
+#define ALU_V_PORT_MAP 0xFF
+
+/* 7 - VPhy */
+#define REG_VPHY_IND_ADDR__2 0x075C
+#define REG_VPHY_IND_DATA__2 0x0760
+
+#define REG_VPHY_IND_CTRL__2 0x0768
+
+#define VPHY_IND_WRITE BIT(1)
+#define VPHY_IND_BUSY BIT(0)
+
+#define REG_VPHY_SPECIAL_CTRL__2 0x077C
+#define VPHY_SMI_INDIRECT_ENABLE BIT(15)
+#define VPHY_SW_LOOPBACK BIT(14)
+#define VPHY_MDIO_INTERNAL_ENABLE BIT(13)
+#define VPHY_SPI_INDIRECT_ENABLE BIT(12)
+#define VPHY_PORT_MODE_M 0x3
+#define VPHY_PORT_MODE_S 8
+#define VPHY_MODE_RGMII 0
+#define VPHY_MODE_MII_PHY 1
+#define VPHY_MODE_SGMII 2
+#define VPHY_MODE_RMII_PHY 3
+#define VPHY_SW_COLLISION_TEST BIT(7)
+#define VPHY_SPEED_DUPLEX_STAT_M 0x7
+#define VPHY_SPEED_DUPLEX_STAT_S 2
+#define VPHY_SPEED_1000 BIT(4)
+#define VPHY_SPEED_100 BIT(3)
+#define VPHY_FULL_DUPLEX BIT(2)
+
+/* Port Registers */
+
+/* 0 - Operation */
+#define REG_PORT_CTRL_0 0x0020
+
+#define PORT_MAC_LOOPBACK BIT(7)
+#define PORT_MAC_REMOTE_LOOPBACK BIT(6)
+#define PORT_K2L_INSERT_ENABLE BIT(5)
+#define PORT_K2L_DEBUG_ENABLE BIT(4)
+#define PORT_TAIL_TAG_ENABLE BIT(2)
+#define PORT_QUEUE_SPLIT_ENABLE 0x3
+
+/* 1 - Phy */
+#define REG_PORT_T1_PHY_CTRL_BASE 0x0100
+
+/* 3 - xMII */
+#define PORT_SGMII_SEL BIT(7)
+#define PORT_GRXC_ENABLE BIT(0)
+
+#define PORT_MII_SEL_EDGE BIT(5)
+
+#define REG_PORT_XMII_CTRL_4 0x0304
+#define REG_PORT_XMII_CTRL_5 0x0306
+
+#define PORT_DLL_RESET BIT(15)
+#define PORT_TUNE_ADJ GENMASK(13, 7)
+
+/* 4 - MAC */
+#define REG_PORT_MAC_CTRL_0 0x0400
+#define PORT_CHECK_LENGTH BIT(2)
+#define PORT_BROADCAST_STORM BIT(1)
+#define PORT_JUMBO_PACKET BIT(0)
+
+#define REG_PORT_MAC_CTRL_1 0x0401
+#define PORT_BACK_PRESSURE BIT(3)
+#define PORT_PASS_ALL BIT(0)
+
+#define PORT_MAX_FR_SIZE 0x404
+#define FR_MIN_SIZE 1522
+
+/* 8 - Classification and Policing */
+#define REG_PORT_MRI_PRIO_CTRL 0x0801
+#define PORT_HIGHEST_PRIO BIT(7)
+#define PORT_OR_PRIO BIT(6)
+#define PORT_MAC_PRIO_ENABLE BIT(4)
+#define PORT_VLAN_PRIO_ENABLE BIT(3)
+#define PORT_802_1P_PRIO_ENABLE BIT(2)
+#define PORT_DIFFSERV_PRIO_ENABLE BIT(1)
+#define PORT_ACL_PRIO_ENABLE BIT(0)
+
+#define P_PRIO_CTRL REG_PORT_MRI_PRIO_CTRL
+
+/* The port number as per the datasheet */
+#define RGMII_2_PORT_NUM 5
+#define RGMII_1_PORT_NUM 6
+
+#define LAN937X_RGMII_2_PORT (RGMII_2_PORT_NUM - 1)
+#define LAN937X_RGMII_1_PORT (RGMII_1_PORT_NUM - 1)
+
+#define RGMII_1_TX_DELAY_2NS 2
+#define RGMII_2_TX_DELAY_2NS 0
+#define RGMII_1_RX_DELAY_2NS 0x1B
+#define RGMII_2_RX_DELAY_2NS 0x14
+
+#define LAN937X_TAG_LEN 2
+
+#endif
generated by cgit (git 2.34.1) at 2024-07-01 08:27:39 +0000