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-rw-r--r--include/linux/phy.h120
1 files changed, 100 insertions, 20 deletions
diff --git a/include/linux/phy.h b/include/linux/phy.h
index f0b5870a6d40..3ea87f774a76 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -19,6 +19,7 @@
#include <linux/compiler.h>
#include <linux/spinlock.h>
#include <linux/ethtool.h>
+#include <linux/linkmode.h>
#include <linux/mdio.h>
#include <linux/mii.h>
#include <linux/module.h>
@@ -41,13 +42,21 @@
#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)
+extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_basic_features) __ro_after_init;
+extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_basic_t1_features) __ro_after_init;
+extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_features) __ro_after_init;
+extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_fibre_features) __ro_after_init;
+extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_all_ports_features) __ro_after_init;
+extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_features) __ro_after_init;
+extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_full_features) __ro_after_init;
+#define PHY_BASIC_FEATURES ((unsigned long *)&phy_basic_features)
+#define PHY_BASIC_T1_FEATURES ((unsigned long *)&phy_basic_t1_features)
+#define PHY_GBIT_FEATURES ((unsigned long *)&phy_gbit_features)
+#define PHY_GBIT_FIBRE_FEATURES ((unsigned long *)&phy_gbit_fibre_features)
+#define PHY_GBIT_ALL_PORTS_FEATURES ((unsigned long *)&phy_gbit_all_ports_features)
+#define PHY_10GBIT_FEATURES ((unsigned long *)&phy_10gbit_features)
+#define PHY_10GBIT_FULL_FEATURES ((unsigned long *)&phy_10gbit_full_features)
/*
* Set phydev->irq to PHY_POLL if interrupts are not supported,
@@ -406,13 +415,17 @@ struct phy_device {
u32 phy_id;
struct phy_c45_device_ids c45_ids;
- bool is_c45;
- bool is_internal;
- bool is_pseudo_fixed_link;
- bool has_fixups;
- bool suspended;
- bool sysfs_links;
- bool loopback_enabled;
+ unsigned is_c45:1;
+ unsigned is_internal:1;
+ unsigned is_pseudo_fixed_link:1;
+ unsigned has_fixups:1;
+ unsigned suspended:1;
+ unsigned sysfs_links:1;
+ unsigned loopback_enabled:1;
+
+ unsigned autoneg:1;
+ /* The most recently read link state */
+ unsigned link:1;
enum phy_state state;
@@ -429,9 +442,6 @@ struct phy_device {
int pause;
int asym_pause;
- /* The most recently read link state */
- int link;
-
/* Enabled Interrupts */
u32 interrupts;
@@ -444,8 +454,6 @@ struct phy_device {
/* Energy efficient ethernet modes which should be prohibited */
u32 eee_broken_modes;
- int autoneg;
-
int link_timeout;
#ifdef CONFIG_LED_TRIGGER_PHY
@@ -510,7 +518,7 @@ struct phy_driver {
u32 phy_id;
char *name;
u32 phy_id_mask;
- u32 features;
+ const unsigned long * const features;
u32 flags;
const void *driver_data;
@@ -826,6 +834,16 @@ static inline bool phy_interrupt_is_valid(struct phy_device *phydev)
}
/**
+ * phy_polling_mode - Convenience function for testing whether polling is
+ * used to detect PHY status changes
+ * @phydev: the phy_device struct
+ */
+static inline bool phy_polling_mode(struct phy_device *phydev)
+{
+ return phydev->irq == PHY_POLL;
+}
+
+/**
* phy_is_internal - Convenience function for testing if a PHY is internal
* @phydev: the phy_device struct
*/
@@ -943,6 +961,8 @@ void phy_start(struct phy_device *phydev);
void phy_stop(struct phy_device *phydev);
int phy_start_aneg(struct phy_device *phydev);
int phy_aneg_done(struct phy_device *phydev);
+int phy_speed_down(struct phy_device *phydev, bool sync);
+int phy_speed_up(struct phy_device *phydev);
int phy_stop_interrupts(struct phy_device *phydev);
int phy_restart_aneg(struct phy_device *phydev);
@@ -956,6 +976,12 @@ static inline void phy_device_reset(struct phy_device *phydev, int value)
#define phydev_err(_phydev, format, args...) \
dev_err(&_phydev->mdio.dev, format, ##args)
+#define phydev_info(_phydev, format, args...) \
+ dev_info(&_phydev->mdio.dev, format, ##args)
+
+#define phydev_warn(_phydev, format, args...) \
+ dev_warn(&_phydev->mdio.dev, format, ##args)
+
#define phydev_dbg(_phydev, format, args...) \
dev_dbg(&_phydev->mdio.dev, format, ##args)
@@ -1028,7 +1054,7 @@ void phy_change_work(struct work_struct *work);
void phy_mac_interrupt(struct phy_device *phydev);
void phy_start_machine(struct phy_device *phydev);
void phy_stop_machine(struct phy_device *phydev);
-void phy_trigger_machine(struct phy_device *phydev, bool sync);
+void phy_trigger_machine(struct phy_device *phydev);
int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd);
void phy_ethtool_ksettings_get(struct phy_device *phydev,
struct ethtool_link_ksettings *cmd);
@@ -1038,6 +1064,14 @@ 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);
int phy_set_max_speed(struct phy_device *phydev, u32 max_speed);
+void phy_remove_link_mode(struct phy_device *phydev, u32 link_mode);
+void phy_support_sym_pause(struct phy_device *phydev);
+void phy_support_asym_pause(struct phy_device *phydev);
+void phy_set_sym_pause(struct phy_device *phydev, bool rx, bool tx,
+ bool autoneg);
+void phy_set_asym_pause(struct phy_device *phydev, bool rx, bool tx);
+bool phy_validate_pause(struct phy_device *phydev,
+ struct ethtool_pauseparam *pp);
int phy_register_fixup(const char *bus_id, u32 phy_uid, u32 phy_uid_mask,
int (*run)(struct phy_device *));
@@ -1068,6 +1102,52 @@ int __init mdio_bus_init(void);
void mdio_bus_exit(void);
#endif
+/* Inline function for use within net/core/ethtool.c (built-in) */
+static inline int phy_ethtool_get_strings(struct phy_device *phydev, u8 *data)
+{
+ if (!phydev->drv)
+ return -EIO;
+
+ mutex_lock(&phydev->lock);
+ phydev->drv->get_strings(phydev, data);
+ mutex_unlock(&phydev->lock);
+
+ return 0;
+}
+
+static inline int phy_ethtool_get_sset_count(struct phy_device *phydev)
+{
+ int ret;
+
+ if (!phydev->drv)
+ return -EIO;
+
+ if (phydev->drv->get_sset_count &&
+ phydev->drv->get_strings &&
+ phydev->drv->get_stats) {
+ mutex_lock(&phydev->lock);
+ ret = phydev->drv->get_sset_count(phydev);
+ mutex_unlock(&phydev->lock);
+
+ return ret;
+ }
+
+ return -EOPNOTSUPP;
+}
+
+static inline int phy_ethtool_get_stats(struct phy_device *phydev,
+ struct ethtool_stats *stats, u64 *data)
+{
+ if (!phydev->drv)
+ return -EIO;
+
+ mutex_lock(&phydev->lock);
+ phydev->drv->get_stats(phydev, stats, data);
+ mutex_unlock(&phydev->lock);
+
+ return 0;
+}
+
extern struct bus_type mdio_bus_type;
struct mdio_board_info {
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