2 * net/dsa/mv88e6xxx.h - Marvell 88e6xxx switch chip support
3 * Copyright (c) 2008 Marvell Semiconductor
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.
14 #define REG_PORT(p) (0x10 + (p))
15 #define REG_GLOBAL 0x1b
16 #define REG_GLOBAL2 0x1c
18 struct mv88e6xxx_priv_state {
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.)
24 struct mutex smi_mutex;
27 * This mutex serialises access to the statistics unit.
28 * Hold this mutex over snapshot + dump sequences.
30 struct mutex stats_mutex;
33 struct mv88e6xxx_hw_stat {
34 char string[ETH_GSTRING_LEN];
39 int __mv88e6xxx_reg_read(struct mii_bus *bus, int sw_addr, int addr, int reg);
40 int mv88e6xxx_reg_read(struct dsa_switch *ds, int addr, int reg);
41 int __mv88e6xxx_reg_write(struct mii_bus *bus, int sw_addr, int addr,
43 int mv88e6xxx_reg_write(struct dsa_switch *ds, int addr, int reg, u16 val);
44 int mv88e6xxx_config_prio(struct dsa_switch *ds);
45 int mv88e6xxx_set_addr_indirect(struct dsa_switch *ds, u8 *addr);
46 int mv88e6xxx_phy_read(struct dsa_switch *ds, int addr, int regnum);
47 int mv88e6xxx_phy_write(struct dsa_switch *ds, int addr, int regnum, u16 val);
48 void mv88e6xxx_poll_link(struct dsa_switch *ds);
49 void mv88e6xxx_get_strings(struct dsa_switch *ds,
50 int nr_stats, struct mv88e6xxx_hw_stat *stats,
51 int port, uint8_t *data);
52 void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds,
53 int nr_stats, struct mv88e6xxx_hw_stat *stats,
54 int port, uint64_t *data);
56 #define REG_READ(addr, reg) \
60 __ret = mv88e6xxx_reg_read(ds, addr, reg); \
66 #define REG_WRITE(addr, reg, val) \
70 __ret = mv88e6xxx_reg_write(ds, addr, reg, val); \