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path: root/drivers/net/dsa/microchip/ksz_common.h
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Diffstat (limited to 'drivers/net/dsa/microchip/ksz_common.h')
-rw-r--r--drivers/net/dsa/microchip/ksz_common.h251
1 files changed, 204 insertions, 47 deletions
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
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-28 18:24:58 +0300