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
;
26 #ifdef CONFIG_NET_DSA_MV88E6XXX_NEED_PPU
28 * Handles automatic disabling and re-enabling of the PHY
31 struct mutex ppu_mutex
;
33 struct work_struct ppu_work
;
34 struct timer_list ppu_timer
;
38 * This mutex serialises access to the statistics unit.
39 * Hold this mutex over snapshot + dump sequences.
41 struct mutex stats_mutex
;
44 struct mv88e6xxx_hw_stat
{
45 char string
[ETH_GSTRING_LEN
];
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
,
54 int mv88e6xxx_reg_write(struct dsa_switch
*ds
, int addr
, int reg
, u16 val
);
55 int mv88e6xxx_config_prio(struct dsa_switch
*ds
);
56 int mv88e6xxx_set_addr_direct(struct dsa_switch
*ds
, u8
*addr
);
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
);
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
,
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
);
72 #define REG_READ(addr, reg) \
76 __ret = mv88e6xxx_reg_read(ds, addr, reg); \
82 #define REG_WRITE(addr, reg, val) \
86 __ret = mv88e6xxx_reg_write(ds, addr, reg, val); \
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