diff options
Diffstat (limited to 'include/linux/phy.h')
| -rw-r--r-- | include/linux/phy.h | 116 |
1 files changed, 82 insertions, 34 deletions
diff --git a/include/linux/phy.h b/include/linux/phy.h index 48a4dc3cb8cf..565188ca328f 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1,6 +1,4 @@ /* - * include/linux/phy.h - * * Framework and drivers for configuring and reading different PHYs * Based on code in sungem_phy.c and gianfar_phy.c * @@ -27,18 +25,27 @@ #include <linux/atomic.h> -#define PHY_BASIC_FEATURES (SUPPORTED_10baseT_Half | \ - SUPPORTED_10baseT_Full | \ - SUPPORTED_100baseT_Half | \ - SUPPORTED_100baseT_Full | \ - SUPPORTED_Autoneg | \ +#define PHY_DEFAULT_FEATURES (SUPPORTED_Autoneg | \ SUPPORTED_TP | \ SUPPORTED_MII) -#define PHY_GBIT_FEATURES (PHY_BASIC_FEATURES | \ - SUPPORTED_1000baseT_Half | \ +#define PHY_10BT_FEATURES (SUPPORTED_10baseT_Half | \ + SUPPORTED_10baseT_Full) + +#define PHY_100BT_FEATURES (SUPPORTED_100baseT_Half | \ + SUPPORTED_100baseT_Full) + +#define PHY_1000BT_FEATURES (SUPPORTED_1000baseT_Half | \ SUPPORTED_1000baseT_Full) +#define PHY_BASIC_FEATURES (PHY_10BT_FEATURES | \ + PHY_100BT_FEATURES | \ + PHY_DEFAULT_FEATURES) + +#define PHY_GBIT_FEATURES (PHY_BASIC_FEATURES | \ + PHY_1000BT_FEATURES) + + /* * Set phydev->irq to PHY_POLL if interrupts are not supported, * or not desired for this PHY. Set to PHY_IGNORE_INTERRUPT if @@ -66,6 +73,7 @@ typedef enum { PHY_INTERFACE_MODE_RGMII_TXID, PHY_INTERFACE_MODE_RTBI, PHY_INTERFACE_MODE_SMII, + PHY_INTERFACE_MODE_XGMII, } phy_interface_t; @@ -231,7 +239,7 @@ int mdiobus_write(struct mii_bus *bus, int addr, u32 regnum, u16 val); * - phy_stop moves to HALTED */ enum phy_state { - PHY_DOWN=0, + PHY_DOWN = 0, PHY_STARTING, PHY_READY, PHY_PENDING, @@ -275,11 +283,9 @@ struct phy_c45_device_ids { * attached_dev: The attached enet driver's device instance ptr * adjust_link: Callback for the enet controller to respond to * changes in the link state. - * adjust_state: Callback for the enet driver to respond to - * changes in the state machine. * - * speed, duplex, pause, supported, advertising, and - * autoneg are used like in mii_if_info + * speed, duplex, pause, supported, advertising, lp_advertising, + * and autoneg are used like in mii_if_info * * interrupts currently only supports enabled or disabled, * but could be changed in the future to support enabling @@ -331,6 +337,7 @@ struct phy_device { /* See mii.h for more info */ u32 supported; u32 advertising; + u32 lp_advertising; int autoneg; @@ -356,8 +363,6 @@ struct phy_device { struct net_device *attached_dev; void (*adjust_link)(struct net_device *dev); - - void (*adjust_state)(struct net_device *dev); }; #define to_phy_device(d) container_of(d, struct phy_device, dev) @@ -484,6 +489,24 @@ struct phy_fixup { }; /** + * phy_read_mmd - Convenience function for reading a register + * from an MMD on a given PHY. + * @phydev: The phy_device struct + * @devad: The MMD to read from + * @regnum: The register on the MMD to read + * + * Same rules as for phy_read(); + */ +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, + MII_ADDR_C45 | (devad << 16) | (regnum & 0xffff)); +} + +/** * phy_read - Convenience function for reading a given PHY register * @phydev: the phy_device struct * @regnum: register number to read @@ -533,20 +556,46 @@ static inline bool phy_is_internal(struct phy_device *phydev) return phydev->is_internal; } +/** + * phy_write_mmd - Convenience function for writing a register + * on an MMD on a given PHY. + * @phydev: The phy_device struct + * @devad: The MMD to read from + * @regnum: The register on the MMD to read + * @val: value to write to @regnum + * + * Same rules as for phy_write(); + */ +static inline int phy_write_mmd(struct phy_device *phydev, int devad, + u32 regnum, u16 val) +{ + if (!phydev->is_c45) + return -EOPNOTSUPP; + + regnum = MII_ADDR_C45 | ((devad & 0x1f) << 16) | (regnum & 0xffff); + + return mdiobus_write(phydev->bus, phydev->addr, regnum, val); +} + struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id, - bool is_c45, struct phy_c45_device_ids *c45_ids); + bool is_c45, + struct phy_c45_device_ids *c45_ids); struct phy_device *get_phy_device(struct mii_bus *bus, int addr, bool is_c45); int phy_device_register(struct phy_device *phy); int phy_init_hw(struct phy_device *phydev); -struct phy_device * phy_attach(struct net_device *dev, - const char *bus_id, phy_interface_t interface); +int phy_suspend(struct phy_device *phydev); +int phy_resume(struct phy_device *phydev); +struct phy_device *phy_attach(struct net_device *dev, const char *bus_id, + phy_interface_t interface); struct phy_device *phy_find_first(struct mii_bus *bus); +int phy_attach_direct(struct net_device *dev, struct phy_device *phydev, + u32 flags, phy_interface_t interface); int phy_connect_direct(struct net_device *dev, struct phy_device *phydev, - void (*handler)(struct net_device *), - phy_interface_t interface); -struct phy_device * phy_connect(struct net_device *dev, const char *bus_id, - void (*handler)(struct net_device *), - phy_interface_t interface); + void (*handler)(struct net_device *), + phy_interface_t interface); +struct phy_device *phy_connect(struct net_device *dev, const char *bus_id, + void (*handler)(struct net_device *), + phy_interface_t interface); void phy_disconnect(struct phy_device *phydev); void phy_detach(struct phy_device *phydev); void phy_start(struct phy_device *phydev); @@ -555,7 +604,8 @@ int phy_start_aneg(struct phy_device *phydev); int phy_stop_interrupts(struct phy_device *phydev); -static inline int phy_read_status(struct phy_device *phydev) { +static inline int phy_read_status(struct phy_device *phydev) +{ return phydev->drv->read_status(phydev); } @@ -573,31 +623,29 @@ int phy_drivers_register(struct phy_driver *new_driver, int n); 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); -void phy_start_machine(struct phy_device *phydev, - void (*handler)(struct net_device *)); +void phy_start_machine(struct phy_device *phydev); void phy_stop_machine(struct phy_device *phydev); int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd); int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd *cmd); -int phy_mii_ioctl(struct phy_device *phydev, - struct ifreq *ifr, int cmd); +int phy_mii_ioctl(struct phy_device *phydev, struct ifreq *ifr, int cmd); int phy_start_interrupts(struct phy_device *phydev); void phy_print_status(struct phy_device *phydev); void phy_device_free(struct phy_device *phydev); int phy_register_fixup(const char *bus_id, u32 phy_uid, u32 phy_uid_mask, - int (*run)(struct phy_device *)); + int (*run)(struct phy_device *)); int phy_register_fixup_for_id(const char *bus_id, - int (*run)(struct phy_device *)); + int (*run)(struct phy_device *)); int phy_register_fixup_for_uid(u32 phy_uid, u32 phy_uid_mask, - int (*run)(struct phy_device *)); -int phy_scan_fixups(struct phy_device *phydev); + int (*run)(struct phy_device *)); int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable); int phy_get_eee_err(struct phy_device *phydev); int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data); int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_eee *data); int phy_ethtool_set_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol); -void phy_ethtool_get_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol); +void phy_ethtool_get_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol); int __init mdio_bus_init(void); void mdio_bus_exit(void); |