mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-22 00:40:03 +00:00
![Andrew Lunn](/assets/img/avatar_default.png)
An SFP module may have a link up/down status pin which can be connection to a GPIO line of the host. Add support for reading such an GPIO in the fixed_phy driver. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
#ifndef __PHY_FIXED_H
|
|
#define __PHY_FIXED_H
|
|
|
|
struct fixed_phy_status {
|
|
int link;
|
|
int speed;
|
|
int duplex;
|
|
int pause;
|
|
int asym_pause;
|
|
};
|
|
|
|
struct device_node;
|
|
|
|
#if IS_ENABLED(CONFIG_FIXED_PHY)
|
|
extern int fixed_phy_add(unsigned int irq, int phy_id,
|
|
struct fixed_phy_status *status,
|
|
int link_gpio);
|
|
extern struct phy_device *fixed_phy_register(unsigned int irq,
|
|
struct fixed_phy_status *status,
|
|
int link_gpio,
|
|
struct device_node *np);
|
|
extern void fixed_phy_del(int phy_addr);
|
|
extern int fixed_phy_set_link_update(struct phy_device *phydev,
|
|
int (*link_update)(struct net_device *,
|
|
struct fixed_phy_status *));
|
|
extern int fixed_phy_update_state(struct phy_device *phydev,
|
|
const struct fixed_phy_status *status,
|
|
const struct fixed_phy_status *changed);
|
|
#else
|
|
static inline int fixed_phy_add(unsigned int irq, int phy_id,
|
|
struct fixed_phy_status *status,
|
|
int link_gpio)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
static inline struct phy_device *fixed_phy_register(unsigned int irq,
|
|
struct fixed_phy_status *status,
|
|
int gpio_link,
|
|
struct device_node *np)
|
|
{
|
|
return ERR_PTR(-ENODEV);
|
|
}
|
|
static inline int fixed_phy_del(int phy_addr)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
static inline int fixed_phy_set_link_update(struct phy_device *phydev,
|
|
int (*link_update)(struct net_device *,
|
|
struct fixed_phy_status *))
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
static inline int fixed_phy_update_state(struct phy_device *phydev,
|
|
const struct fixed_phy_status *status,
|
|
const struct fixed_phy_status *changed)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
#endif /* CONFIG_FIXED_PHY */
|
|
|
|
#endif /* __PHY_FIXED_H */
|