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| author | Florian Fainelli <f.fainelli@gmail.com> | 2014-02-12 02:27:36 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-02-13 01:08:19 +0100 |
| commit | a9fa6e6ac29709e7a623b60695c172da675df045 (patch) | |
| tree | 902ffd99a28a5f3a82495afd7711a479e0bd5e4f | |
| parent | net: phy: display human readable PHY speed settings (diff) | |
| download | linux-a9fa6e6ac29709e7a623b60695c172da675df045.tar.xz linux-a9fa6e6ac29709e7a623b60695c172da675df045.zip | |
net: phy: add genphy_aneg_done()
In preparation for allowing PHY drivers to potentially override their
auto-negotiation done callback, move the contents of phy_aneg_done() to
genphy_aneg_done() since that function really is the generic
implementation based on the BMSR_ANEGCOMPLETE status.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/phy/phy.c | 4 | ||||
| -rw-r--r-- | drivers/net/phy/phy_device.c | 16 | ||||
| -rw-r--r-- | include/linux/phy.h | 1 |
3 files changed, 18 insertions, 3 deletions
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 36fc6e16b569..db9c543bd2af 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -120,9 +120,7 @@ static int phy_config_interrupt(struct phy_device *phydev, u32 interrupts) */ static inline int phy_aneg_done(struct phy_device *phydev) { - int retval = phy_read(phydev, MII_BMSR); - - return (retval < 0) ? retval : (retval & BMSR_ANEGCOMPLETE); + return genphy_aneg_done(phydev); } /* A structure for mapping a particular speed and duplex diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 82514e72b3d8..4e7db726028f 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -865,6 +865,22 @@ int genphy_config_aneg(struct phy_device *phydev) } EXPORT_SYMBOL(genphy_config_aneg); +/** + * genphy_aneg_done - return auto-negotiation status + * @phydev: target phy_device struct + * + * Description: Reads the status register and returns 0 either if + * auto-negotiation is incomplete, or if there was an error. + * Returns BMSR_ANEGCOMPLETE if auto-negotiation is done. + */ +int genphy_aneg_done(struct phy_device *phydev) +{ + int retval = phy_read(phydev, MII_BMSR); + + return (retval < 0) ? retval : (retval & BMSR_ANEGCOMPLETE); +} +EXPORT_SYMBOL(genphy_aneg_done); + static int gen10g_config_aneg(struct phy_device *phydev) { return 0; diff --git a/include/linux/phy.h b/include/linux/phy.h index 565188ca328f..c572842c9029 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -612,6 +612,7 @@ static inline int phy_read_status(struct phy_device *phydev) int genphy_setup_forced(struct phy_device *phydev); int genphy_restart_aneg(struct phy_device *phydev); int genphy_config_aneg(struct phy_device *phydev); +int genphy_aneg_done(struct phy_device *phydev); int genphy_update_link(struct phy_device *phydev); int genphy_read_status(struct phy_device *phydev); int genphy_suspend(struct phy_device *phydev); |