| /* |
| * 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 REG_PORT(p) (0x10 + (p)) |
| #define REG_GLOBAL 0x1b |
| #define REG_GLOBAL2 0x1c |
| |
| 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; |
| }; |
| |
| struct mv88e6xxx_hw_stat { |
| char string[ETH_GSTRING_LEN]; |
| int sizeof_stat; |
| int reg; |
| }; |
| |
| 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 addr, int regnum); |
| int mv88e6xxx_phy_write(struct dsa_switch *ds, int addr, 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 nr_stats, struct mv88e6xxx_hw_stat *stats, |
| int port, uint8_t *data); |
| void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, |
| int nr_stats, struct mv88e6xxx_hw_stat *stats, |
| int port, uint64_t *data); |
| |
| #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 |