mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-18 17:54:13 +08:00
459e536b1d
There are several uses of _ops structure in this driver that can be converted to const. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
169 lines
6.2 KiB
C
169 lines
6.2 KiB
C
/*****************************************************************************
|
|
* *
|
|
* File: cphy.h *
|
|
* $Revision: 1.7 $ *
|
|
* $Date: 2005/06/21 18:29:47 $ *
|
|
* Description: *
|
|
* part of the Chelsio 10Gb Ethernet Driver. *
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License, version 2, as *
|
|
* published by the Free Software Foundation. *
|
|
* *
|
|
* You should have received a copy of the GNU General Public License along *
|
|
* with this program; if not, write to the Free Software Foundation, Inc., *
|
|
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
|
|
* *
|
|
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED *
|
|
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF *
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. *
|
|
* *
|
|
* http://www.chelsio.com *
|
|
* *
|
|
* Copyright (c) 2003 - 2005 Chelsio Communications, Inc. *
|
|
* All rights reserved. *
|
|
* *
|
|
* Maintainers: maintainers@chelsio.com *
|
|
* *
|
|
* Authors: Dimitrios Michailidis <dm@chelsio.com> *
|
|
* Tina Yang <tainay@chelsio.com> *
|
|
* Felix Marti <felix@chelsio.com> *
|
|
* Scott Bardone <sbardone@chelsio.com> *
|
|
* Kurt Ottaway <kottaway@chelsio.com> *
|
|
* Frank DiMambro <frank@chelsio.com> *
|
|
* *
|
|
* History: *
|
|
* *
|
|
****************************************************************************/
|
|
|
|
#ifndef _CXGB_CPHY_H_
|
|
#define _CXGB_CPHY_H_
|
|
|
|
#include "common.h"
|
|
|
|
struct mdio_ops {
|
|
void (*init)(adapter_t *adapter, const struct board_info *bi);
|
|
int (*read)(adapter_t *adapter, int phy_addr, int mmd_addr,
|
|
int reg_addr, unsigned int *val);
|
|
int (*write)(adapter_t *adapter, int phy_addr, int mmd_addr,
|
|
int reg_addr, unsigned int val);
|
|
};
|
|
|
|
/* PHY interrupt types */
|
|
enum {
|
|
cphy_cause_link_change = 0x1,
|
|
cphy_cause_error = 0x2,
|
|
cphy_cause_fifo_error = 0x3
|
|
};
|
|
|
|
enum {
|
|
PHY_LINK_UP = 0x1,
|
|
PHY_AUTONEG_RDY = 0x2,
|
|
PHY_AUTONEG_EN = 0x4
|
|
};
|
|
|
|
struct cphy;
|
|
|
|
/* PHY operations */
|
|
struct cphy_ops {
|
|
void (*destroy)(struct cphy *);
|
|
int (*reset)(struct cphy *, int wait);
|
|
|
|
int (*interrupt_enable)(struct cphy *);
|
|
int (*interrupt_disable)(struct cphy *);
|
|
int (*interrupt_clear)(struct cphy *);
|
|
int (*interrupt_handler)(struct cphy *);
|
|
|
|
int (*autoneg_enable)(struct cphy *);
|
|
int (*autoneg_disable)(struct cphy *);
|
|
int (*autoneg_restart)(struct cphy *);
|
|
|
|
int (*advertise)(struct cphy *phy, unsigned int advertise_map);
|
|
int (*set_loopback)(struct cphy *, int on);
|
|
int (*set_speed_duplex)(struct cphy *phy, int speed, int duplex);
|
|
int (*get_link_status)(struct cphy *phy, int *link_ok, int *speed,
|
|
int *duplex, int *fc);
|
|
};
|
|
|
|
/* A PHY instance */
|
|
struct cphy {
|
|
int addr; /* PHY address */
|
|
int state; /* Link status state machine */
|
|
adapter_t *adapter; /* associated adapter */
|
|
|
|
struct delayed_work phy_update;
|
|
|
|
u16 bmsr;
|
|
int count;
|
|
int act_count;
|
|
int act_on;
|
|
|
|
u32 elmer_gpo;
|
|
|
|
const struct cphy_ops *ops; /* PHY operations */
|
|
int (*mdio_read)(adapter_t *adapter, int phy_addr, int mmd_addr,
|
|
int reg_addr, unsigned int *val);
|
|
int (*mdio_write)(adapter_t *adapter, int phy_addr, int mmd_addr,
|
|
int reg_addr, unsigned int val);
|
|
struct cphy_instance *instance;
|
|
};
|
|
|
|
/* Convenience MDIO read/write wrappers */
|
|
static inline int mdio_read(struct cphy *cphy, int mmd, int reg,
|
|
unsigned int *valp)
|
|
{
|
|
return cphy->mdio_read(cphy->adapter, cphy->addr, mmd, reg, valp);
|
|
}
|
|
|
|
static inline int mdio_write(struct cphy *cphy, int mmd, int reg,
|
|
unsigned int val)
|
|
{
|
|
return cphy->mdio_write(cphy->adapter, cphy->addr, mmd, reg, val);
|
|
}
|
|
|
|
static inline int simple_mdio_read(struct cphy *cphy, int reg,
|
|
unsigned int *valp)
|
|
{
|
|
return mdio_read(cphy, 0, reg, valp);
|
|
}
|
|
|
|
static inline int simple_mdio_write(struct cphy *cphy, int reg,
|
|
unsigned int val)
|
|
{
|
|
return mdio_write(cphy, 0, reg, val);
|
|
}
|
|
|
|
/* Convenience initializer */
|
|
static inline void cphy_init(struct cphy *phy, adapter_t *adapter,
|
|
int phy_addr, struct cphy_ops *phy_ops,
|
|
const struct mdio_ops *mdio_ops)
|
|
{
|
|
phy->adapter = adapter;
|
|
phy->addr = phy_addr;
|
|
phy->ops = phy_ops;
|
|
if (mdio_ops) {
|
|
phy->mdio_read = mdio_ops->read;
|
|
phy->mdio_write = mdio_ops->write;
|
|
}
|
|
}
|
|
|
|
/* Operations of the PHY-instance factory */
|
|
struct gphy {
|
|
/* Construct a PHY instance with the given PHY address */
|
|
struct cphy *(*create)(adapter_t *adapter, int phy_addr,
|
|
const struct mdio_ops *mdio_ops);
|
|
|
|
/*
|
|
* Reset the PHY chip. This resets the whole PHY chip, not individual
|
|
* ports.
|
|
*/
|
|
int (*reset)(adapter_t *adapter);
|
|
};
|
|
|
|
extern const struct gphy t1_my3126_ops;
|
|
extern const struct gphy t1_mv88e1xxx_ops;
|
|
extern const struct gphy t1_vsc8244_ops;
|
|
extern const struct gphy t1_mv88x201x_ops;
|
|
|
|
#endif /* _CXGB_CPHY_H_ */
|