diff options
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx.h')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx.h | 381 |
1 files changed, 225 insertions, 156 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h index 26a424acd10f..36d0e1504de1 100644 --- a/drivers/net/dsa/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx.h @@ -12,6 +12,7 @@ #define __MV88E6XXX_H #include <linux/if_vlan.h> +#include <linux/gpio/consumer.h> #ifndef UINT64_MAX #define UINT64_MAX (u64)(~((u64)0)) @@ -68,52 +69,23 @@ #define PORT_PCS_CTRL_UNFORCED 0x03 #define PORT_PAUSE_CTRL 0x02 #define PORT_SWITCH_ID 0x03 -#define PORT_SWITCH_ID_PROD_NUM_MASK 0xfff0 -#define PORT_SWITCH_ID_REV_MASK 0x000f -#define PORT_SWITCH_ID_6031 0x0310 -#define PORT_SWITCH_ID_6035 0x0350 -#define PORT_SWITCH_ID_6046 0x0480 -#define PORT_SWITCH_ID_6061 0x0610 -#define PORT_SWITCH_ID_6065 0x0650 -#define PORT_SWITCH_ID_6085 0x04a0 -#define PORT_SWITCH_ID_6092 0x0970 -#define PORT_SWITCH_ID_6095 0x0950 -#define PORT_SWITCH_ID_6096 0x0980 -#define PORT_SWITCH_ID_6097 0x0990 -#define PORT_SWITCH_ID_6108 0x1070 -#define PORT_SWITCH_ID_6121 0x1040 -#define PORT_SWITCH_ID_6122 0x1050 -#define PORT_SWITCH_ID_6123 0x1210 -#define PORT_SWITCH_ID_6123_A1 0x1212 -#define PORT_SWITCH_ID_6123_A2 0x1213 -#define PORT_SWITCH_ID_6131 0x1060 -#define PORT_SWITCH_ID_6131_B2 0x1066 -#define PORT_SWITCH_ID_6152 0x1a40 -#define PORT_SWITCH_ID_6155 0x1a50 -#define PORT_SWITCH_ID_6161 0x1610 -#define PORT_SWITCH_ID_6161_A1 0x1612 -#define PORT_SWITCH_ID_6161_A2 0x1613 -#define PORT_SWITCH_ID_6165 0x1650 -#define PORT_SWITCH_ID_6165_A1 0x1652 -#define PORT_SWITCH_ID_6165_A2 0x1653 -#define PORT_SWITCH_ID_6171 0x1710 -#define PORT_SWITCH_ID_6172 0x1720 -#define PORT_SWITCH_ID_6175 0x1750 -#define PORT_SWITCH_ID_6176 0x1760 -#define PORT_SWITCH_ID_6182 0x1a60 -#define PORT_SWITCH_ID_6185 0x1a70 -#define PORT_SWITCH_ID_6240 0x2400 -#define PORT_SWITCH_ID_6320 0x1150 -#define PORT_SWITCH_ID_6320_A1 0x1151 -#define PORT_SWITCH_ID_6320_A2 0x1152 -#define PORT_SWITCH_ID_6321 0x3100 -#define PORT_SWITCH_ID_6321_A1 0x3101 -#define PORT_SWITCH_ID_6321_A2 0x3102 -#define PORT_SWITCH_ID_6350 0x3710 -#define PORT_SWITCH_ID_6351 0x3750 -#define PORT_SWITCH_ID_6352 0x3520 -#define PORT_SWITCH_ID_6352_A0 0x3521 -#define PORT_SWITCH_ID_6352_A1 0x3522 +#define PORT_SWITCH_ID_PROD_NUM_6085 0x04a +#define PORT_SWITCH_ID_PROD_NUM_6095 0x095 +#define PORT_SWITCH_ID_PROD_NUM_6131 0x106 +#define PORT_SWITCH_ID_PROD_NUM_6320 0x115 +#define PORT_SWITCH_ID_PROD_NUM_6123 0x121 +#define PORT_SWITCH_ID_PROD_NUM_6161 0x161 +#define PORT_SWITCH_ID_PROD_NUM_6165 0x165 +#define PORT_SWITCH_ID_PROD_NUM_6171 0x171 +#define PORT_SWITCH_ID_PROD_NUM_6172 0x172 +#define PORT_SWITCH_ID_PROD_NUM_6175 0x175 +#define PORT_SWITCH_ID_PROD_NUM_6176 0x176 +#define PORT_SWITCH_ID_PROD_NUM_6185 0x1a7 +#define PORT_SWITCH_ID_PROD_NUM_6240 0x240 +#define PORT_SWITCH_ID_PROD_NUM_6321 0x310 +#define PORT_SWITCH_ID_PROD_NUM_6352 0x352 +#define PORT_SWITCH_ID_PROD_NUM_6350 0x371 +#define PORT_SWITCH_ID_PROD_NUM_6351 0x375 #define PORT_CONTROL 0x04 #define PORT_CONTROL_USE_CORE_TAG BIT(15) #define PORT_CONTROL_DROP_ON_LOCK BIT(14) @@ -367,9 +339,187 @@ #define MV88E6XXX_N_FID 4096 -struct mv88e6xxx_switch_id { - u16 id; - char *name; +/* List of supported models */ +enum mv88e6xxx_model { + MV88E6085, + MV88E6095, + MV88E6123, + MV88E6131, + MV88E6161, + MV88E6165, + MV88E6171, + MV88E6172, + MV88E6175, + MV88E6176, + MV88E6185, + MV88E6240, + MV88E6320, + MV88E6321, + MV88E6350, + MV88E6351, + MV88E6352, +}; + +enum mv88e6xxx_family { + MV88E6XXX_FAMILY_NONE, + MV88E6XXX_FAMILY_6065, /* 6031 6035 6061 6065 */ + MV88E6XXX_FAMILY_6095, /* 6092 6095 */ + MV88E6XXX_FAMILY_6097, /* 6046 6085 6096 6097 */ + MV88E6XXX_FAMILY_6165, /* 6123 6161 6165 */ + MV88E6XXX_FAMILY_6185, /* 6108 6121 6122 6131 6152 6155 6182 6185 */ + MV88E6XXX_FAMILY_6320, /* 6320 6321 */ + MV88E6XXX_FAMILY_6351, /* 6171 6175 6350 6351 */ + MV88E6XXX_FAMILY_6352, /* 6172 6176 6240 6352 */ +}; + +enum mv88e6xxx_cap { + /* Address Translation Unit. + * The ATU is used to lookup and learn MAC addresses. See GLOBAL_ATU_OP. + */ + MV88E6XXX_CAP_ATU, + + /* Energy Efficient Ethernet. + */ + MV88E6XXX_CAP_EEE, + + /* EEPROM Command and Data registers. + * See GLOBAL2_EEPROM_OP and GLOBAL2_EEPROM_DATA. + */ + MV88E6XXX_CAP_EEPROM, + + /* Port State Filtering for 802.1D Spanning Tree. + * See PORT_CONTROL_STATE_* values in the PORT_CONTROL register. + */ + MV88E6XXX_CAP_PORTSTATE, + + /* PHY Polling Unit. + * See GLOBAL_CONTROL_PPU_ENABLE and GLOBAL_STATUS_PPU_POLLING. + */ + MV88E6XXX_CAP_PPU, + MV88E6XXX_CAP_PPU_ACTIVE, + + /* SMI PHY Command and Data registers. + * This requires an indirect access to PHY registers through + * GLOBAL2_SMI_OP, otherwise direct access to PHY registers is done. + */ + MV88E6XXX_CAP_SMI_PHY, + + /* Per VLAN Spanning Tree Unit (STU). + * The Port State database, if present, is accessed through VTU + * operations and dedicated SID registers. See GLOBAL_VTU_SID. + */ + MV88E6XXX_CAP_STU, + + /* Switch MAC/WoL/WoF register. + * This requires an indirect access to set the switch MAC address + * through GLOBAL2_SWITCH_MAC, otherwise GLOBAL_MAC_01, GLOBAL_MAC_23, + * and GLOBAL_MAC_45 are used with a direct access. + */ + MV88E6XXX_CAP_SWITCH_MAC_WOL_WOF, + + /* Internal temperature sensor. + * Available from any enabled port's PHY register 26, page 6. + */ + MV88E6XXX_CAP_TEMP, + MV88E6XXX_CAP_TEMP_LIMIT, + + /* In-chip Port Based VLANs. + * Each port VLANTable register (see PORT_BASE_VLAN) is used to restrict + * the output (or egress) ports to which it is allowed to send frames. + */ + MV88E6XXX_CAP_VLANTABLE, + + /* VLAN Table Unit. + * The VTU is used to program 802.1Q VLANs. See GLOBAL_VTU_OP. + */ + MV88E6XXX_CAP_VTU, +}; + +/* Bitmask of capabilities */ +#define MV88E6XXX_FLAG_ATU BIT(MV88E6XXX_CAP_ATU) +#define MV88E6XXX_FLAG_EEE BIT(MV88E6XXX_CAP_EEE) +#define MV88E6XXX_FLAG_EEPROM BIT(MV88E6XXX_CAP_EEPROM) +#define MV88E6XXX_FLAG_PORTSTATE BIT(MV88E6XXX_CAP_PORTSTATE) +#define MV88E6XXX_FLAG_PPU BIT(MV88E6XXX_CAP_PPU) +#define MV88E6XXX_FLAG_PPU_ACTIVE BIT(MV88E6XXX_CAP_PPU_ACTIVE) +#define MV88E6XXX_FLAG_SMI_PHY BIT(MV88E6XXX_CAP_SMI_PHY) +#define MV88E6XXX_FLAG_STU BIT(MV88E6XXX_CAP_STU) +#define MV88E6XXX_FLAG_SWITCH_MAC BIT(MV88E6XXX_CAP_SWITCH_MAC_WOL_WOF) +#define MV88E6XXX_FLAG_TEMP BIT(MV88E6XXX_CAP_TEMP) +#define MV88E6XXX_FLAG_TEMP_LIMIT BIT(MV88E6XXX_CAP_TEMP_LIMIT) +#define MV88E6XXX_FLAG_VLANTABLE BIT(MV88E6XXX_CAP_VLANTABLE) +#define MV88E6XXX_FLAG_VTU BIT(MV88E6XXX_CAP_VTU) + +#define MV88E6XXX_FLAGS_FAMILY_6095 \ + (MV88E6XXX_FLAG_ATU | \ + MV88E6XXX_FLAG_PPU | \ + MV88E6XXX_FLAG_VLANTABLE | \ + MV88E6XXX_FLAG_VTU) + +#define MV88E6XXX_FLAGS_FAMILY_6097 \ + (MV88E6XXX_FLAG_ATU | \ + MV88E6XXX_FLAG_PPU | \ + MV88E6XXX_FLAG_STU | \ + MV88E6XXX_FLAG_VLANTABLE | \ + MV88E6XXX_FLAG_VTU) + +#define MV88E6XXX_FLAGS_FAMILY_6165 \ + (MV88E6XXX_FLAG_STU | \ + MV88E6XXX_FLAG_SWITCH_MAC | \ + MV88E6XXX_FLAG_TEMP | \ + MV88E6XXX_FLAG_VTU) + +#define MV88E6XXX_FLAGS_FAMILY_6185 \ + (MV88E6XXX_FLAG_ATU | \ + MV88E6XXX_FLAG_PPU | \ + MV88E6XXX_FLAG_VLANTABLE | \ + MV88E6XXX_FLAG_VTU) + +#define MV88E6XXX_FLAGS_FAMILY_6320 \ + (MV88E6XXX_FLAG_ATU | \ + MV88E6XXX_FLAG_EEE | \ + MV88E6XXX_FLAG_EEPROM | \ + MV88E6XXX_FLAG_PORTSTATE | \ + MV88E6XXX_FLAG_PPU_ACTIVE | \ + MV88E6XXX_FLAG_SMI_PHY | \ + MV88E6XXX_FLAG_SWITCH_MAC | \ + MV88E6XXX_FLAG_TEMP | \ + MV88E6XXX_FLAG_TEMP_LIMIT | \ + MV88E6XXX_FLAG_VLANTABLE | \ + MV88E6XXX_FLAG_VTU) + +#define MV88E6XXX_FLAGS_FAMILY_6351 \ + (MV88E6XXX_FLAG_ATU | \ + MV88E6XXX_FLAG_PORTSTATE | \ + MV88E6XXX_FLAG_PPU_ACTIVE | \ + MV88E6XXX_FLAG_SMI_PHY | \ + MV88E6XXX_FLAG_STU | \ + MV88E6XXX_FLAG_SWITCH_MAC | \ + MV88E6XXX_FLAG_TEMP | \ + MV88E6XXX_FLAG_VLANTABLE | \ + MV88E6XXX_FLAG_VTU) + +#define MV88E6XXX_FLAGS_FAMILY_6352 \ + (MV88E6XXX_FLAG_ATU | \ + MV88E6XXX_FLAG_EEE | \ + MV88E6XXX_FLAG_EEPROM | \ + MV88E6XXX_FLAG_PORTSTATE | \ + MV88E6XXX_FLAG_PPU_ACTIVE | \ + MV88E6XXX_FLAG_SMI_PHY | \ + MV88E6XXX_FLAG_STU | \ + MV88E6XXX_FLAG_SWITCH_MAC | \ + MV88E6XXX_FLAG_TEMP | \ + MV88E6XXX_FLAG_TEMP_LIMIT | \ + MV88E6XXX_FLAG_VLANTABLE | \ + MV88E6XXX_FLAG_VTU) + +struct mv88e6xxx_info { + enum mv88e6xxx_family family; + u16 prod_num; + const char *name; + unsigned int num_databases; + unsigned int num_ports; + unsigned long flags; }; struct mv88e6xxx_atu_entry { @@ -393,17 +543,29 @@ struct mv88e6xxx_vtu_stu_entry { struct mv88e6xxx_priv_port { struct net_device *bridge_dev; - u8 state; }; struct mv88e6xxx_priv_state { + const struct mv88e6xxx_info *info; + + /* The dsa_switch this private structure is related to */ + struct dsa_switch *ds; + + /* The device this structure is associated to */ + struct device *dev; + /* When using multi-chip addressing, this mutex protects * access to the indirect access registers. (In single-chip * mode, this mutex is effectively useless.) */ struct mutex smi_mutex; -#ifdef CONFIG_NET_DSA_MV88E6XXX_NEED_PPU + /* The MII bus and the address on the bus that is used to + * communication with the switch + */ + struct mii_bus *bus; + int sw_addr; + /* Handles automatic disabling and re-enabling of the PHY * polling unit. */ @@ -411,7 +573,6 @@ struct mv88e6xxx_priv_state { int ppu_disabled; struct work_struct ppu_work; struct timer_list ppu_timer; -#endif /* This mutex serialises access to the statistics unit. * Hold this mutex over snapshot + dump sequences. @@ -429,14 +590,16 @@ struct mv88e6xxx_priv_state { */ struct mutex eeprom_mutex; - int id; /* switch product id */ - int num_ports; /* number of switch ports */ - struct mv88e6xxx_priv_port ports[DSA_MAX_PORTS]; - DECLARE_BITMAP(port_state_update_mask, DSA_MAX_PORTS); + /* A switch may have a GPIO line tied to its reset pin. Parse + * this from the device tree, and use it before performing + * switch soft reset. + */ + struct gpio_desc *reset; - struct work_struct bridge_work; + /* set to size of eeprom if supported by the switch */ + int eeprom_len; }; enum stat_type { @@ -452,104 +615,10 @@ struct mv88e6xxx_hw_stat { enum stat_type type; }; -int mv88e6xxx_switch_reset(struct dsa_switch *ds, bool ppu_active); -char *mv88e6xxx_lookup_name(struct device *host_dev, int sw_addr, - const struct mv88e6xxx_switch_id *table, - unsigned int num); -int mv88e6xxx_setup_ports(struct dsa_switch *ds); -int mv88e6xxx_setup_common(struct dsa_switch *ds); -int mv88e6xxx_setup_global(struct dsa_switch *ds); -int mv88e6xxx_reg_read(struct dsa_switch *ds, int addr, int reg); -int mv88e6xxx_reg_write(struct dsa_switch *ds, int addr, int reg, u16 val); -int mv88e6xxx_set_addr_direct(struct dsa_switch *ds, u8 *addr); -int mv88e6xxx_set_addr_indirect(struct dsa_switch *ds, u8 *addr); -int mv88e6xxx_phy_read(struct dsa_switch *ds, int port, int regnum); -int mv88e6xxx_phy_write(struct dsa_switch *ds, int port, int regnum, u16 val); -int mv88e6xxx_phy_read_indirect(struct dsa_switch *ds, int port, int regnum); -int mv88e6xxx_phy_write_indirect(struct dsa_switch *ds, int port, int regnum, - u16 val); -void mv88e6xxx_ppu_state_init(struct dsa_switch *ds); -int mv88e6xxx_phy_read_ppu(struct dsa_switch *ds, int addr, int regnum); -int mv88e6xxx_phy_write_ppu(struct dsa_switch *ds, int addr, - int regnum, u16 val); -void mv88e6xxx_get_strings(struct dsa_switch *ds, int port, uint8_t *data); -void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port, - uint64_t *data); -int mv88e6xxx_get_sset_count(struct dsa_switch *ds); -int mv88e6xxx_get_sset_count_basic(struct dsa_switch *ds); -void mv88e6xxx_adjust_link(struct dsa_switch *ds, int port, - struct phy_device *phydev); -int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port); -void mv88e6xxx_get_regs(struct dsa_switch *ds, int port, - struct ethtool_regs *regs, void *_p); -int mv88e6xxx_get_temp(struct dsa_switch *ds, int *temp); -int mv88e6xxx_get_temp_limit(struct dsa_switch *ds, int *temp); -int mv88e6xxx_set_temp_limit(struct dsa_switch *ds, int temp); -int mv88e6xxx_get_temp_alarm(struct dsa_switch *ds, bool *alarm); -int mv88e6xxx_eeprom_load_wait(struct dsa_switch *ds); -int mv88e6xxx_eeprom_busy_wait(struct dsa_switch *ds); -int mv88e6xxx_phy_read_indirect(struct dsa_switch *ds, int addr, int regnum); -int mv88e6xxx_phy_write_indirect(struct dsa_switch *ds, int addr, int regnum, - u16 val); -int mv88e6xxx_get_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e); -int mv88e6xxx_set_eee(struct dsa_switch *ds, int port, - struct phy_device *phydev, struct ethtool_eee *e); -int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port, - struct net_device *bridge); -void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port); -int mv88e6xxx_port_stp_update(struct dsa_switch *ds, int port, u8 state); -int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port, - bool vlan_filtering); -int mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port, - const struct switchdev_obj_port_vlan *vlan, - struct switchdev_trans *trans); -int mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port, - const struct switchdev_obj_port_vlan *vlan, - struct switchdev_trans *trans); -int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port, - const struct switchdev_obj_port_vlan *vlan); -int mv88e6xxx_port_vlan_dump(struct dsa_switch *ds, int port, - struct switchdev_obj_port_vlan *vlan, - int (*cb)(struct switchdev_obj *obj)); -int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port, - const struct switchdev_obj_port_fdb *fdb, - struct switchdev_trans *trans); -int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, - const struct switchdev_obj_port_fdb *fdb, - struct switchdev_trans *trans); -int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, - const struct switchdev_obj_port_fdb *fdb); -int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port, - struct switchdev_obj_port_fdb *fdb, - int (*cb)(struct switchdev_obj *obj)); -int mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, int reg); -int mv88e6xxx_phy_page_write(struct dsa_switch *ds, int port, int page, - int reg, int val); - -extern struct dsa_switch_driver mv88e6131_switch_driver; -extern struct dsa_switch_driver mv88e6123_switch_driver; -extern struct dsa_switch_driver mv88e6352_switch_driver; -extern struct dsa_switch_driver mv88e6171_switch_driver; - -#define REG_READ(addr, reg) \ - ({ \ - int __ret; \ - \ - __ret = mv88e6xxx_reg_read(ds, addr, reg); \ - if (__ret < 0) \ - return __ret; \ - __ret; \ - }) - -#define REG_WRITE(addr, reg, val) \ - ({ \ - int __ret; \ - \ - __ret = mv88e6xxx_reg_write(ds, addr, reg, val); \ - if (__ret < 0) \ - return __ret; \ - }) - - +static inline bool mv88e6xxx_has(struct mv88e6xxx_priv_state *ps, + unsigned long flags) +{ + return (ps->info->flags & flags) == flags; +} #endif |