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Diffstat (limited to 'include/linux/phy.h')
-rw-r--r--include/linux/phy.h80
1 files changed, 46 insertions, 34 deletions
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 05fde31b6dc6..d6f3641e7933 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -16,8 +16,10 @@
#ifndef __PHY_H
#define __PHY_H
+#include <linux/compiler.h>
#include <linux/spinlock.h>
#include <linux/ethtool.h>
+#include <linux/mdio.h>
#include <linux/mii.h>
#include <linux/module.h>
#include <linux/timer.h>
@@ -58,6 +60,7 @@
#define PHY_HAS_INTERRUPT 0x00000001
#define PHY_HAS_MAGICANEG 0x00000002
#define PHY_IS_INTERNAL 0x00000004
+#define MDIO_DEVICE_IS_PHY 0x80000000
/* Interface Mode definitions */
typedef enum {
@@ -158,8 +161,8 @@ struct mii_bus {
const char *name;
char id[MII_BUS_ID_SIZE];
void *priv;
- int (*read)(struct mii_bus *bus, int phy_id, int regnum);
- int (*write)(struct mii_bus *bus, int phy_id, int regnum, u16 val);
+ int (*read)(struct mii_bus *bus, int addr, int regnum);
+ int (*write)(struct mii_bus *bus, int addr, int regnum, u16 val);
int (*reset)(struct mii_bus *bus);
/*
@@ -178,7 +181,7 @@ struct mii_bus {
struct device dev;
/* list of all PHYs on bus */
- struct phy_device *phy_map[PHY_MAX_ADDR];
+ struct mdio_device *mdio_map[PHY_MAX_ADDR];
/* PHY addresses to be ignored when probing */
u32 phy_mask;
@@ -187,10 +190,10 @@ struct mii_bus {
u32 phy_ignore_ta_mask;
/*
- * Pointer to an array of interrupts, each PHY's
- * interrupt at the index matching its address
+ * An array of interrupts, each PHY's interrupt at the index
+ * matching its address
*/
- int *irq;
+ int irq[PHY_MAX_ADDR];
};
#define to_mii_bus(d) container_of(d, struct mii_bus, dev)
@@ -212,11 +215,6 @@ static inline struct mii_bus *devm_mdiobus_alloc(struct device *dev)
void devm_mdiobus_free(struct device *dev, struct mii_bus *bus);
struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr);
-int mdiobus_read(struct mii_bus *bus, int addr, u32 regnum);
-int mdiobus_read_nested(struct mii_bus *bus, int addr, u32 regnum);
-int mdiobus_write(struct mii_bus *bus, int addr, u32 regnum, u16 val);
-int mdiobus_write_nested(struct mii_bus *bus, int addr, u32 regnum, u16 val);
-
#define PHY_INTERRUPT_DISABLED 0x0
#define PHY_INTERRUPT_ENABLED 0x80000000
@@ -361,14 +359,12 @@ struct phy_c45_device_ids {
* handling, as well as handling shifts in PHY hardware state
*/
struct phy_device {
+ struct mdio_device mdio;
+
/* Information about the PHY type */
/* And management functions */
struct phy_driver *drv;
- struct mii_bus *bus;
-
- struct device dev;
-
u32 phy_id;
struct phy_c45_device_ids c45_ids;
@@ -384,9 +380,6 @@ struct phy_device {
phy_interface_t interface;
- /* Bus address of the PHY (0-31) */
- int addr;
-
/*
* forced speed & duplex (no autoneg)
* partner speed & duplex & pause (autoneg)
@@ -435,10 +428,12 @@ struct phy_device {
void (*adjust_link)(struct net_device *dev);
};
-#define to_phy_device(d) container_of(d, struct phy_device, dev)
+#define to_phy_device(d) container_of(to_mdio_device(d), \
+ struct phy_device, mdio)
/* struct phy_driver: Driver structure for a particular PHY type
*
+ * driver_data: static driver data
* phy_id: The result of reading the UID registers of this PHY
* type, and ANDing them with the phy_id_mask. This driver
* only works for PHYs with IDs which match this field
@@ -448,7 +443,6 @@ struct phy_device {
* by this PHY
* flags: A bitfield defining certain other features this PHY
* supports (like interrupts)
- * driver_data: static driver data
*
* The drivers must implement config_aneg and read_status. All
* other functions are optional. Note that none of these
@@ -459,6 +453,7 @@ struct phy_device {
* supported in the driver).
*/
struct phy_driver {
+ struct mdio_driver_common mdiodrv;
u32 phy_id;
char *name;
unsigned int phy_id_mask;
@@ -589,9 +584,14 @@ struct phy_driver {
int (*module_eeprom)(struct phy_device *dev,
struct ethtool_eeprom *ee, u8 *data);
- struct device_driver driver;
+ /* Get statistics from the phy using ethtool */
+ int (*get_sset_count)(struct phy_device *dev);
+ void (*get_strings)(struct phy_device *dev, u8 *data);
+ void (*get_stats)(struct phy_device *dev,
+ struct ethtool_stats *stats, u64 *data);
};
-#define to_phy_driver(d) container_of(d, struct phy_driver, driver)
+#define to_phy_driver(d) container_of(to_mdio_common_driver(d), \
+ struct phy_driver, mdiodrv)
#define PHY_ANY_ID "MATCH ANY PHY"
#define PHY_ANY_UID 0xffffffff
@@ -619,7 +619,7 @@ static inline int phy_read_mmd(struct phy_device *phydev, int devad, u32 regnum)
if (!phydev->is_c45)
return -EOPNOTSUPP;
- return mdiobus_read(phydev->bus, phydev->addr,
+ return mdiobus_read(phydev->mdio.bus, phydev->mdio.addr,
MII_ADDR_C45 | (devad << 16) | (regnum & 0xffff));
}
@@ -627,14 +627,12 @@ static inline int phy_read_mmd(struct phy_device *phydev, int devad, u32 regnum)
* phy_read_mmd_indirect - reads data from the MMD registers
* @phydev: The PHY device bus
* @prtad: MMD Address
- * @devad: MMD DEVAD
* @addr: PHY address on the MII bus
*
* Description: it reads data from the MMD registers (clause 22 to access to
* clause 45) of the specified phy address.
*/
-int phy_read_mmd_indirect(struct phy_device *phydev, int prtad,
- int devad, int addr);
+int phy_read_mmd_indirect(struct phy_device *phydev, int prtad, int devad);
/**
* phy_read - Convenience function for reading a given PHY register
@@ -647,7 +645,7 @@ int phy_read_mmd_indirect(struct phy_device *phydev, int prtad,
*/
static inline int phy_read(struct phy_device *phydev, u32 regnum)
{
- return mdiobus_read(phydev->bus, phydev->addr, regnum);
+ return mdiobus_read(phydev->mdio.bus, phydev->mdio.addr, regnum);
}
/**
@@ -662,7 +660,7 @@ static inline int phy_read(struct phy_device *phydev, u32 regnum)
*/
static inline int phy_write(struct phy_device *phydev, u32 regnum, u16 val)
{
- return mdiobus_write(phydev->bus, phydev->addr, regnum, val);
+ return mdiobus_write(phydev->mdio.bus, phydev->mdio.addr, regnum, val);
}
/**
@@ -725,7 +723,7 @@ static inline int phy_write_mmd(struct phy_device *phydev, int devad,
regnum = MII_ADDR_C45 | ((devad & 0x1f) << 16) | (regnum & 0xffff);
- return mdiobus_write(phydev->bus, phydev->addr, regnum, val);
+ return mdiobus_write(phydev->mdio.bus, phydev->mdio.addr, regnum, val);
}
/**
@@ -733,14 +731,13 @@ static inline int phy_write_mmd(struct phy_device *phydev, int devad,
* @phydev: The PHY device
* @prtad: MMD Address
* @devad: MMD DEVAD
- * @addr: PHY address on the MII bus
* @data: data to write in the MMD register
*
* Description: Write data from the MMD registers of the specified
* phy address.
*/
void phy_write_mmd_indirect(struct phy_device *phydev, int prtad,
- int devad, int addr, u32 data);
+ int devad, u32 data);
struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id,
bool is_c45,
@@ -775,6 +772,20 @@ static inline int phy_read_status(struct phy_device *phydev)
return phydev->drv->read_status(phydev);
}
+#define phydev_err(_phydev, format, args...) \
+ dev_err(&_phydev->mdio.dev, format, ##args)
+
+#define phydev_dbg(_phydev, format, args...) \
+ dev_dbg(&_phydev->mdio.dev, format, ##args);
+
+static inline const char *phydev_name(const struct phy_device *phydev)
+{
+ return dev_name(&phydev->mdio.dev);
+}
+
+void phy_attached_print(struct phy_device *phydev, const char *fmt, ...)
+ __printf(2, 3);
+void phy_attached_info(struct phy_device *phydev);
int genphy_config_init(struct phy_device *phydev);
int genphy_setup_forced(struct phy_device *phydev);
int genphy_restart_aneg(struct phy_device *phydev);
@@ -787,8 +798,9 @@ int genphy_resume(struct phy_device *phydev);
int genphy_soft_reset(struct phy_device *phydev);
void phy_driver_unregister(struct phy_driver *drv);
void phy_drivers_unregister(struct phy_driver *drv, int n);
-int phy_driver_register(struct phy_driver *new_driver);
-int phy_drivers_register(struct phy_driver *new_driver, int n);
+int phy_driver_register(struct phy_driver *new_driver, struct module *owner);
+int phy_drivers_register(struct phy_driver *new_driver, int n,
+ struct module *owner);
void phy_state_machine(struct work_struct *work);
void phy_change(struct work_struct *work);
void phy_mac_interrupt(struct phy_device *phydev, int new_link);
@@ -833,7 +845,7 @@ extern struct bus_type mdio_bus_type;
#define phy_module_driver(__phy_drivers, __count) \
static int __init phy_module_init(void) \
{ \
- return phy_drivers_register(__phy_drivers, __count); \
+ return phy_drivers_register(__phy_drivers, __count, THIS_MODULE); \
} \
module_init(phy_module_init); \
static void __exit phy_module_exit(void) \
generated by cgit v1.2.3 (git 2.39.0) at 2025-10-31 21:44:15 +0300