diff options
Diffstat (limited to 'drivers/net/phy/phy.c')
| -rw-r--r-- | drivers/net/phy/phy.c | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 47cd578052fc..b2197b506acb 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -58,6 +58,31 @@ static const char *phy_speed_to_str(int speed) } } +#define PHY_STATE_STR(_state) \ + case PHY_##_state: \ + return __stringify(_state); \ + +static const char *phy_state_to_str(enum phy_state st) +{ + switch (st) { + PHY_STATE_STR(DOWN) + PHY_STATE_STR(STARTING) + PHY_STATE_STR(READY) + PHY_STATE_STR(PENDING) + PHY_STATE_STR(UP) + PHY_STATE_STR(AN) + PHY_STATE_STR(RUNNING) + PHY_STATE_STR(NOLINK) + PHY_STATE_STR(FORCING) + PHY_STATE_STR(CHANGELINK) + PHY_STATE_STR(HALTED) + PHY_STATE_STR(RESUMING) + } + + return NULL; +} + + /** * phy_print_status - Convenience function to print out the current phy status * @phydev: the phy_device struct @@ -784,10 +809,13 @@ void phy_state_machine(struct work_struct *work) struct phy_device *phydev = container_of(dwork, struct phy_device, state_queue); bool needs_aneg = false, do_suspend = false; + enum phy_state old_state; int err = 0; mutex_lock(&phydev->lock); + old_state = phydev->state; + if (phydev->drv->link_change_notify) phydev->drv->link_change_notify(phydev); @@ -952,6 +980,9 @@ void phy_state_machine(struct work_struct *work) if (err < 0) phy_error(phydev); + dev_dbg(&phydev->dev, "PHY state change %s -> %s\n", + phy_state_to_str(old_state), phy_state_to_str(phydev->state)); + queue_delayed_work(system_power_efficient_wq, &phydev->state_queue, PHY_STATE_TIME * HZ); } @@ -1062,8 +1093,7 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable) if ((phydev->duplex == DUPLEX_FULL) && ((phydev->interface == PHY_INTERFACE_MODE_MII) || (phydev->interface == PHY_INTERFACE_MODE_GMII) || - (phydev->interface >= PHY_INTERFACE_MODE_RGMII && - phydev->interface <= PHY_INTERFACE_MODE_RGMII_TXID) || + phy_interface_is_rgmii(phydev) || phy_is_internal(phydev))) { int eee_lp, eee_cap, eee_adv; u32 lp, cap, adv; |