/* * net/dsa/mv88e6xxx.h - Marvell 88e6xxx switch chip support * Copyright (c) 2008 Marvell Semiconductor * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ #ifndef __MV88E6XXX_H #define __MV88E6XXX_H #define SMI_CMD 0x00 #define SMI_CMD_BUSY BIT(15) #define SMI_CMD_CLAUSE_22 BIT(12) #define SMI_CMD_OP_22_WRITE ((1 << 10) | SMI_CMD_BUSY | SMI_CMD_CLAUSE_22) #define SMI_CMD_OP_22_READ ((2 << 10) | SMI_CMD_BUSY | SMI_CMD_CLAUSE_22) #define SMI_CMD_OP_45_WRITE_ADDR ((0 << 10) | SMI_CMD_BUSY) #define SMI_CMD_OP_45_WRITE_DATA ((1 << 10) | SMI_CMD_BUSY) #define SMI_CMD_OP_45_READ_DATA ((2 << 10) | SMI_CMD_BUSY) #define SMI_CMD_OP_45_READ_DATA_INC ((3 << 10) | SMI_CMD_BUSY) #define SMI_DATA 0x01 #define REG_PORT(p) (0x10 + (p)) #define PORT_STATUS 0x00 #define PORT_STATUS_PAUSE_EN BIT(15) #define PORT_STATUS_MY_PAUSE BIT(14) #define PORT_STATUS_HD_FLOW BIT(13) #define PORT_STATUS_PHY_DETECT BIT(12) #define PORT_STATUS_LINK BIT(11) #define PORT_STATUS_DUPLEX BIT(10) #define PORT_STATUS_SPEED_MASK 0x0300 #define PORT_STATUS_SPEED_10 0x0000 #define PORT_STATUS_SPEED_100 0x0100 #define PORT_STATUS_SPEED_1000 0x0200 #define PORT_STATUS_EEE BIT(6) /* 6352 */ #define PORT_STATUS_AM_DIS BIT(6) /* 6165 */ #define PORT_STATUS_MGMII BIT(6) /* 6185 */ #define PORT_STATUS_TX_PAUSED BIT(5) #define PORT_STATUS_FLOW_CTRL BIT(4) #define PORT_PCS_CTRL 0x01 #define PORT_SWITCH_ID 0x03 #define PORT_SWITCH_ID_6085 0x04a0 #define PORT_SWITCH_ID_6095 0x0950 #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_6176 0x1760 #define PORT_SWITCH_ID_6182 0x1a60 #define PORT_SWITCH_ID_6185 0x1a70 #define PORT_SWITCH_ID_6352 0x3520 #define PORT_SWITCH_ID_6352_A0 0x3521 #define PORT_SWITCH_ID_6352_A1 0x3522 #define PORT_CONTROL 0x04 #define PORT_CONTROL_STATE_MASK 0x03 #define PORT_CONTROL_STATE_DISABLED 0x00 #define PORT_CONTROL_STATE_BLOCKING 0x01 #define PORT_CONTROL_STATE_LEARNING 0x02 #define PORT_CONTROL_STATE_FORWARDING 0x03 #define PORT_CONTROL_1 0x05 #define PORT_BASE_VLAN 0x06 #define PORT_DEFAULT_VLAN 0x07 #define PORT_CONTROL_2 0x08 #define PORT_RATE_CONTROL 0x09 #define PORT_RATE_CONTROL_2 0x0a #define PORT_ASSOC_VECTOR 0x0b #define PORT_IN_DISCARD_LO 0x10 #define PORT_IN_DISCARD_HI 0x11 #define PORT_IN_FILTERED 0x12 #define PORT_OUT_FILTERED 0x13 #define PORT_TAG_REGMAP_0123 0x19 #define PORT_TAG_REGMAP_4567 0x1a #define REG_GLOBAL 0x1b #define GLOBAL_STATUS 0x00 #define GLOBAL_STATUS_PPU_STATE BIT(15) /* 6351 and 6171 */ /* Two bits for 6165, 6185 etc */ #define GLOBAL_STATUS_PPU_MASK (0x3 << 14) #define GLOBAL_STATUS_PPU_DISABLED_RST (0x0 << 14) #define GLOBAL_STATUS_PPU_INITIALIZING (0x1 << 14) #define GLOBAL_STATUS_PPU_DISABLED (0x2 << 14) #define GLOBAL_STATUS_PPU_POLLING (0x3 << 14) #define GLOBAL_MAC_01 0x01 #define GLOBAL_MAC_23 0x02 #define GLOBAL_MAC_45 0x03 #define GLOBAL_CONTROL 0x04 #define GLOBAL_CONTROL_SW_RESET BIT(15) #define GLOBAL_CONTROL_PPU_ENABLE BIT(14) #define GLOBAL_CONTROL_DISCARD_EXCESS BIT(13) /* 6352 */ #define GLOBAL_CONTROL_SCHED_PRIO BIT(11) /* 6152 */ #define GLOBAL_CONTROL_MAX_FRAME_1632 BIT(10) /* 6152 */ #define GLOBAL_CONTROL_RELOAD_EEPROM BIT(9) /* 6152 */ #define GLOBAL_CONTROL_DEVICE_EN BIT(7) #define GLOBAL_CONTROL_STATS_DONE_EN BIT(6) #define GLOBAL_CONTROL_VTU_PROBLEM_EN BIT(5) #define GLOBAL_CONTROL_VTU_DONE_EN BIT(4) #define GLOBAL_CONTROL_ATU_PROBLEM_EN BIT(3) #define GLOBAL_CONTROL_ATU_DONE_EN BIT(2) #define GLOBAL_CONTROL_TCAM_EN BIT(1) #define GLOBAL_CONTROL_EEPROM_DONE_EN BIT(0) #define GLOBAL_VTU_OP 0x05 #define GLOBAL_VTU_VID 0x06 #define GLOBAL_VTU_DATA_0_3 0x07 #define GLOBAL_VTU_DATA_4_7 0x08 #define GLOBAL_VTU_DATA_8_11 0x09 #define GLOBAL_ATU_CONTROL 0x0a #define GLOBAL_ATU_OP 0x0b #define GLOBAL_ATU_OP_BUSY BIT(15) #define GLOBAL_ATU_OP_NOP (0 << 12) #define GLOBAL_ATU_OP_FLUSH_ALL ((1 << 12) | GLOBAL_ATU_OP_BUSY) #define GLOBAL_ATU_OP_FLUSH_NON_STATIC ((2 << 12) | GLOBAL_ATU_OP_BUSY) #define GLOBAL_ATU_OP_LOAD_DB ((3 << 12) | GLOBAL_ATU_OP_BUSY) #define GLOBAL_ATU_OP_GET_NEXT_DB ((4 << 12) | GLOBAL_ATU_OP_BUSY) #define GLOBAL_ATU_OP_FLUSH_DB ((5 << 12) | GLOBAL_ATU_OP_BUSY) #define GLOBAL_ATU_OP_FLUSH_NON_STATIC_DB ((6 << 12) | GLOBAL_ATU_OP_BUSY) #define GLOBAL_ATU_OP_GET_CLR_VIOLATION ((7 << 12) | GLOBAL_ATU_OP_BUSY) #define GLOBAL_ATU_DATA 0x0c #define GLOBAL_ATU_DATA_STATE_MASK 0x0f #define GLOBAL_ATU_DATA_STATE_UNUSED 0x00 #define GLOBAL_ATU_DATA_STATE_UC_MGMT 0x0d #define GLOBAL_ATU_DATA_STATE_UC_STATIC 0x0e #define GLOBAL_ATU_DATA_STATE_UC_PRIO_OVER 0x0f #define GLOBAL_ATU_DATA_STATE_MC_NONE_RATE 0x05 #define GLOBAL_ATU_DATA_STATE_MC_STATIC 0x07 #define GLOBAL_ATU_DATA_STATE_MC_MGMT 0x0e #define GLOBAL_ATU_DATA_STATE_MC_PRIO_OVER 0x0f #define GLOBAL_ATU_MAC_01 0x0d #define GLOBAL_ATU_MAC_23 0x0e #define GLOBAL_ATU_MAC_45 0x0f #define GLOBAL_IP_PRI_0 0x10 #define GLOBAL_IP_PRI_1 0x11 #define GLOBAL_IP_PRI_2 0x12 #define GLOBAL_IP_PRI_3 0x13 #define GLOBAL_IP_PRI_4 0x14 #define GLOBAL_IP_PRI_5 0x15 #define GLOBAL_IP_PRI_6 0x16 #define GLOBAL_IP_PRI_7 0x17 #define GLOBAL_IEEE_PRI 0x18 #define GLOBAL_CORE_TAG_TYPE 0x19 #define GLOBAL_MONITOR_CONTROL 0x1a #define GLOBAL_CONTROL_2 0x1c #define GLOBAL_STATS_OP 0x1d #define GLOBAL_STATS_OP_BUSY BIT(15) #define GLOBAL_STATS_OP_NOP (0 << 12) #define GLOBAL_STATS_OP_FLUSH_ALL ((1 << 12) | GLOBAL_STATS_OP_BUSY) #define GLOBAL_STATS_OP_FLUSH_PORT ((2 << 12) | GLOBAL_STATS_OP_BUSY) #define GLOBAL_STATS_OP_READ_CAPTURED ((4 << 12) | GLOBAL_STATS_OP_BUSY) #define GLOBAL_STATS_OP_CAPTURE_PORT ((5 << 12) | GLOBAL_STATS_OP_BUSY) #define GLOBAL_STATS_OP_HIST_RX ((1 << 10) | GLOBAL_STATS_OP_BUSY) #define GLOBAL_STATS_OP_HIST_TX ((2 << 10) | GLOBAL_STATS_OP_BUSY) #define GLOBAL_STATS_OP_HIST_RX_TX ((3 << 10) | GLOBAL_STATS_OP_BUSY) #define GLOBAL_STATS_COUNTER_32 0x1e #define GLOBAL_STATS_COUNTER_01 0x1f #define REG_GLOBAL2 0x1c #define GLOBAL2_INT_SOURCE 0x00 #define GLOBAL2_INT_MASK 0x01 #define GLOBAL2_MGMT_EN_2X 0x02 #define GLOBAL2_MGMT_EN_0X 0x03 #define GLOBAL2_FLOW_CONTROL 0x04 #define GLOBAL2_SWITCH_MGMT 0x05 #define GLOBAL2_DEVICE_MAPPING 0x06 #define GLOBAL2_TRUNK_MASK 0x07 #define GLOBAL2_TRUNK_MAPPING 0x08 #define GLOBAL2_INGRESS_OP 0x09 #define GLOBAL2_INGRESS_DATA 0x0a #define GLOBAL2_PVT_ADDR 0x0b #define GLOBAL2_PVT_DATA 0x0c #define GLOBAL2_SWITCH_MAC 0x0d #define GLOBAL2_SWITCH_MAC_BUSY BIT(15) #define GLOBAL2_ATU_STATS 0x0e #define GLOBAL2_PRIO_OVERRIDE 0x0f #define GLOBAL2_EEPROM_OP 0x14 #define GLOBAL2_EEPROM_OP_BUSY BIT(15) #define GLOBAL2_EEPROM_OP_LOAD BIT(11) #define GLOBAL2_EEPROM_DATA 0x15 #define GLOBAL2_PTP_AVB_OP 0x16 #define GLOBAL2_PTP_AVB_DATA 0x17 #define GLOBAL2_SMI_OP 0x18 #define GLOBAL2_SMI_OP_BUSY BIT(15) #define GLOBAL2_SMI_OP_CLAUSE_22 BIT(12) #define GLOBAL2_SMI_OP_22_WRITE ((1 << 10) | GLOBAL2_SMI_OP_BUSY | \ GLOBAL2_SMI_OP_CLAUSE_22) #define GLOBAL2_SMI_OP_22_READ ((2 << 10) | GLOBAL2_SMI_OP_BUSY | \ GLOBAL2_SMI_OP_CLAUSE_22) #define GLOBAL2_SMI_OP_45_WRITE_ADDR ((0 << 10) | GLOBAL2_SMI_OP_BUSY) #define GLOBAL2_SMI_OP_45_WRITE_DATA ((1 << 10) | GLOBAL2_SMI_OP_BUSY) #define GLOBAL2_SMI_OP_45_READ_DATA ((2 << 10) | GLOBAL2_SMI_OP_BUSY) #define GLOBAL2_SMI_DATA 0x19 #define GLOBAL2_SCRATCH_MISC 0x1a #define GLOBAL2_WDOG_CONTROL 0x1b #define GLOBAL2_QOS_WEIGHT 0x1c #define GLOBAL2_MISC 0x1d struct mv88e6xxx_priv_state { /* 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 /* Handles automatic disabling and re-enabling of the PHY * polling unit. */ struct mutex ppu_mutex; 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. */ struct mutex stats_mutex; /* This mutex serializes phy access for chips with * indirect phy addressing. It is unused for chips * with direct phy access. */ struct mutex phy_mutex; /* This mutex serializes eeprom access for chips with * eeprom support. */ struct mutex eeprom_mutex; int id; /* switch product id */ int num_ports; /* number of switch ports */ /* hw bridging */ u32 fid_mask; u8 fid[DSA_MAX_PORTS]; u16 bridge_mask[DSA_MAX_PORTS]; unsigned long port_state_update_mask; u8 port_state[DSA_MAX_PORTS]; struct work_struct bridge_work; }; struct mv88e6xxx_hw_stat { char string[ETH_GSTRING_LEN]; int sizeof_stat; int reg; }; int mv88e6xxx_switch_reset(struct dsa_switch *ds, bool ppu_active); int mv88e6xxx_setup_port_common(struct dsa_switch *ds, int port); int mv88e6xxx_setup_common(struct dsa_switch *ds); int __mv88e6xxx_reg_read(struct mii_bus *bus, int sw_addr, int addr, int reg); int mv88e6xxx_reg_read(struct dsa_switch *ds, int addr, int reg); int __mv88e6xxx_reg_write(struct mii_bus *bus, int sw_addr, int addr, int reg, u16 val); int mv88e6xxx_reg_write(struct dsa_switch *ds, int addr, int reg, u16 val); int mv88e6xxx_config_prio(struct dsa_switch *ds); 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_poll_link(struct dsa_switch *ds); 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); 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_phy_wait(struct dsa_switch *ds); 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_join_bridge(struct dsa_switch *ds, int port, u32 br_port_mask); int mv88e6xxx_leave_bridge(struct dsa_switch *ds, int port, u32 br_port_mask); int mv88e6xxx_port_stp_update(struct dsa_switch *ds, int port, u8 state); int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid); int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid); int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port, unsigned char *addr, bool *is_static); 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_61_65_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; \ }) #endif