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 | ||
26 | /* | |
27 | * This mutex serialises access to the statistics unit. | |
28 | * Hold this mutex over snapshot + dump sequences. | |
29 | */ | |
30 | struct mutex stats_mutex; | |
31 | }; | |
32 | ||
33 | struct mv88e6xxx_hw_stat { | |
34 | char string[ETH_GSTRING_LEN]; | |
35 | int sizeof_stat; | |
36 | int reg; | |
37 | }; | |
38 | ||
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, | |
42 | int reg, u16 val); | |
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); | |
55 | ||
56 | #define REG_READ(addr, reg) \ | |
57 | ({ \ | |
58 | int __ret; \ | |
59 | \ | |
60 | __ret = mv88e6xxx_reg_read(ds, addr, reg); \ | |
61 | if (__ret < 0) \ | |
62 | return __ret; \ | |
63 | __ret; \ | |
64 | }) | |
65 | ||
66 | #define REG_WRITE(addr, reg, val) \ | |
67 | ({ \ | |
68 | int __ret; \ | |
69 | \ | |
70 | __ret = mv88e6xxx_reg_write(ds, addr, reg, val); \ | |
71 | if (__ret < 0) \ | |
72 | return __ret; \ | |
73 | }) | |
74 | ||
75 | ||
76 | ||
77 | #endif |