projects / linux.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 { | |
| 19 | /* | |
| 20 | * When using multi-chip addressing, this mutex protects | |
| 21 | * access to the indirect access registers. (In single-chip | |
| 22 | * mode, this mutex is effectively useless.) | |
| 23 | */ | |
| 24 | struct mutex smi_mutex; | |
| 25 | ||
| 2e5f0320 LB |
26 | #ifdef CONFIG_NET_DSA_MV88E6XXX_NEED_PPU |
| 27 | /* | |
| 28 | * Handles automatic disabling and re-enabling of the PHY | |
| 29 | * polling unit. | |
| 30 | */ | |
| 31 | struct mutex ppu_mutex; | |
| 32 | int ppu_disabled; | |
| 33 | struct work_struct ppu_work; | |
| 34 | struct timer_list ppu_timer; | |
| 35 | #endif | |
| 36 | ||
| 91da11f8 LB |
37 | /* |
| 38 | * This mutex serialises access to the statistics unit. | |
| 39 | * Hold this mutex over snapshot + dump sequences. | |
| 40 | */ | |
| 41 | struct mutex stats_mutex; | |
| 42 | }; | |
| 43 | ||
| 44 | struct mv88e6xxx_hw_stat { | |
| 45 | char string[ETH_GSTRING_LEN]; | |
| 46 | int sizeof_stat; | |
| 47 | int reg; | |
| 48 | }; | |
| 49 | ||
| 50 | int __mv88e6xxx_reg_read(struct mii_bus *bus, int sw_addr, int addr, int reg); | |
| 51 | int mv88e6xxx_reg_read(struct dsa_switch *ds, int addr, int reg); | |
| 52 | int __mv88e6xxx_reg_write(struct mii_bus *bus, int sw_addr, int addr, | |
| 53 | int reg, u16 val); | |
| 54 | int mv88e6xxx_reg_write(struct dsa_switch *ds, int addr, int reg, u16 val); | |
| 55 | int mv88e6xxx_config_prio(struct dsa_switch *ds); | |
| 2e5f0320 | 56 | int mv88e6xxx_set_addr_direct(struct dsa_switch *ds, u8 *addr); |
| 91da11f8 LB |
57 | int mv88e6xxx_set_addr_indirect(struct dsa_switch *ds, u8 *addr); |
| 58 | int mv88e6xxx_phy_read(struct dsa_switch *ds, int addr, int regnum); | |
| 59 | int mv88e6xxx_phy_write(struct dsa_switch *ds, int addr, int regnum, u16 val); | |
| 2e5f0320 LB |
60 | void mv88e6xxx_ppu_state_init(struct dsa_switch *ds); |
| 61 | int mv88e6xxx_phy_read_ppu(struct dsa_switch *ds, int addr, int regnum); | |
| 62 | int mv88e6xxx_phy_write_ppu(struct dsa_switch *ds, int addr, | |
| 63 | int regnum, u16 val); | |
| 91da11f8 LB |
64 | void mv88e6xxx_poll_link(struct dsa_switch *ds); |
| 65 | void mv88e6xxx_get_strings(struct dsa_switch *ds, | |
| 66 | int nr_stats, struct mv88e6xxx_hw_stat *stats, | |
| 67 | int port, uint8_t *data); | |
| 68 | void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, | |
| 69 | int nr_stats, struct mv88e6xxx_hw_stat *stats, | |
| 70 | int port, uint64_t *data); | |
| 71 | ||
| 72 | #define REG_READ(addr, reg) \ | |
| 73 | ({ \ | |
| 74 | int __ret; \ | |
| 75 | \ | |
| 76 | __ret = mv88e6xxx_reg_read(ds, addr, reg); \ | |
| 77 | if (__ret < 0) \ | |
| 78 | return __ret; \ | |
| 79 | __ret; \ | |
| 80 | }) | |
| 81 | ||
| 82 | #define REG_WRITE(addr, reg, val) \ | |
| 83 | ({ \ | |
| 84 | int __ret; \ | |
| 85 | \ | |
| 86 | __ret = mv88e6xxx_reg_write(ds, addr, reg, val); \ | |
| 87 | if (__ret < 0) \ | |
| 88 | return __ret; \ | |
| 89 | }) | |
| 90 | ||
| 91 | ||
| 92 | ||
| 93 | #endif |