linux/drivers/net/dsa/mv88e6xxx.h
Ben Hutchings 3b15885930 dsa: Move switch drivers to new directory drivers/net/dsa
Support for specific hardware belongs under drivers/net/ not net/.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Acked-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2011-11-29 00:21:36 -05:00

98 lines
2.9 KiB
C

/*
* 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;
int id; /* switch product id */
};
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);
extern struct dsa_switch_driver mv88e6131_switch_driver;
extern struct dsa_switch_driver mv88e6123_61_65_switch_driver;
#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