projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 91da11f8 LB |
1 | /* |
| 2 | * net/dsa/mv88e6xxx.h - Marvell 88e6xxx switch chip support | |
| 3 | * Copyright (c) 2008 Marvell Semiconductor | |
| 4 | * | |
| 5 | * This program is free software; you can redistribute it and/or modify | |
| 6 | * it under the terms of the GNU General Public License as published by | |
| 7 | * the Free Software Foundation; either version 2 of the License, or | |
| 8 | * (at your option) any later version. | |
| 9 | */ | |
| 10 | ||
| 11 | #ifndef __MV88E6XXX_H | |
| 12 | #define __MV88E6XXX_H | |
| 13 | ||
| 14 | #define REG_PORT(p) (0x10 + (p)) | |
| 15 | #define REG_GLOBAL 0x1b | |
| 16 | #define REG_GLOBAL2 0x1c | |
| 17 | ||
| 18 | struct mv88e6xxx_priv_state { | |
| 3675c8d7 | 19 | /* When using multi-chip addressing, this mutex protects |
| 91da11f8 LB |
20 | * access to the indirect access registers. (In single-chip |
| 21 | * mode, this mutex is effectively useless.) | |
| 22 | */ | |
| 23 | struct mutex smi_mutex; | |
| 24 | ||
| 2e5f0320 | 25 | #ifdef CONFIG_NET_DSA_MV88E6XXX_NEED_PPU |
| 3675c8d7 | 26 | /* Handles automatic disabling and re-enabling of the PHY |
| 2e5f0320 LB |
27 | * polling unit. |
| 28 | */ | |
| 29 | struct mutex ppu_mutex; | |
| 30 | int ppu_disabled; | |
| 31 | struct work_struct ppu_work; | |
| 32 | struct timer_list ppu_timer; | |
| 33 | #endif | |
| 34 | ||
| 3675c8d7 | 35 | /* This mutex serialises access to the statistics unit. |
| 91da11f8 LB |
36 | * Hold this mutex over snapshot + dump sequences. |
| 37 | */ | |
| 38 | struct mutex stats_mutex; | |
| ec80bfcb | 39 | |
| 3ad50cca GR |
40 | /* This mutex serializes phy access for chips with |
| 41 | * indirect phy addressing. It is unused for chips | |
| 42 | * with direct phy access. | |
| 43 | */ | |
| 44 | struct mutex phy_mutex; | |
| 45 | ||
| 33b43df4 GR |
46 | /* This mutex serializes eeprom access for chips with |
| 47 | * eeprom support. | |
| 48 | */ | |
| 49 | struct mutex eeprom_mutex; | |
| 50 | ||
| ec80bfcb | 51 | int id; /* switch product id */ |
| 91da11f8 LB |
52 | }; |
| 53 | ||
| 54 | struct mv88e6xxx_hw_stat { | |
| 55 | char string[ETH_GSTRING_LEN]; | |
| 56 | int sizeof_stat; | |
| 57 | int reg; | |
| 58 | }; | |
| 59 | ||
| 60 | int __mv88e6xxx_reg_read(struct mii_bus *bus, int sw_addr, int addr, int reg); | |
| 61 | int mv88e6xxx_reg_read(struct dsa_switch *ds, int addr, int reg); | |
| 62 | int __mv88e6xxx_reg_write(struct mii_bus *bus, int sw_addr, int addr, | |
| 85686581 | 63 | int reg, u16 val); |
| 91da11f8 LB |
64 | int mv88e6xxx_reg_write(struct dsa_switch *ds, int addr, int reg, u16 val); |
| 65 | int mv88e6xxx_config_prio(struct dsa_switch *ds); | |
| 2e5f0320 | 66 | int mv88e6xxx_set_addr_direct(struct dsa_switch *ds, u8 *addr); |
| 91da11f8 LB |
67 | int mv88e6xxx_set_addr_indirect(struct dsa_switch *ds, u8 *addr); |
| 68 | int mv88e6xxx_phy_read(struct dsa_switch *ds, int addr, int regnum); | |
| 69 | int mv88e6xxx_phy_write(struct dsa_switch *ds, int addr, int regnum, u16 val); | |
| 2e5f0320 LB |
70 | void mv88e6xxx_ppu_state_init(struct dsa_switch *ds); |
| 71 | int mv88e6xxx_phy_read_ppu(struct dsa_switch *ds, int addr, int regnum); | |
| 72 | int mv88e6xxx_phy_write_ppu(struct dsa_switch *ds, int addr, | |
| 73 | int regnum, u16 val); | |
| 91da11f8 LB |
74 | void mv88e6xxx_poll_link(struct dsa_switch *ds); |
| 75 | void mv88e6xxx_get_strings(struct dsa_switch *ds, | |
| 76 | int nr_stats, struct mv88e6xxx_hw_stat *stats, | |
| 77 | int port, uint8_t *data); | |
| 78 | void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, | |
| 79 | int nr_stats, struct mv88e6xxx_hw_stat *stats, | |
| 80 | int port, uint64_t *data); | |
| a1ab91f3 GR |
81 | int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port); |
| 82 | void mv88e6xxx_get_regs(struct dsa_switch *ds, int port, | |
| 83 | struct ethtool_regs *regs, void *_p); | |
| eaa23765 | 84 | int mv88e6xxx_get_temp(struct dsa_switch *ds, int *temp); |
| 91da11f8 | 85 | |
| 98e67308 BH |
86 | extern struct dsa_switch_driver mv88e6131_switch_driver; |
| 87 | extern struct dsa_switch_driver mv88e6123_61_65_switch_driver; | |
| 3ad50cca | 88 | extern struct dsa_switch_driver mv88e6352_switch_driver; |
| 42f27253 | 89 | extern struct dsa_switch_driver mv88e6171_switch_driver; |
| 98e67308 | 90 | |
| 91da11f8 LB |
91 | #define REG_READ(addr, reg) \ |
| 92 | ({ \ | |
| 93 | int __ret; \ | |
| 94 | \ | |
| 95 | __ret = mv88e6xxx_reg_read(ds, addr, reg); \ | |
| 96 | if (__ret < 0) \ | |
| 97 | return __ret; \ | |
| 98 | __ret; \ | |
| 99 | }) | |
| 100 | ||
| 101 | #define REG_WRITE(addr, reg, val) \ | |
| 102 | ({ \ | |
| 103 | int __ret; \ | |
| 104 | \ | |
| 105 | __ret = mv88e6xxx_reg_write(ds, addr, reg, val); \ | |
| 106 | if (__ret < 0) \ | |
| 107 | return __ret; \ | |
| 108 | }) | |
| 109 | ||
| 110 | ||
| 111 | ||
| 112 | #endif |