diff options
| author | Don Skidmore <donald.c.skidmore@intel.com> | 2010-11-16 19:27:15 -0800 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2010-11-16 19:27:15 -0800 |
| commit | a391f1d51244b8274920a33c5d11aeebec3aa68f (patch) | |
| tree | f550a62c357a6f63ee0dc7b77432d7c681663688 /drivers/net/ixgbe/ixgbe_phy.c | |
| parent | 9b55bb038468a7b504ccdc1d956952598ae1b85b (diff) | |
ixgbe: make silicon specific functions generic
The new MAC type X540 shares much of the same functionality of
some silicon specific functions. To reduce duplicate code,
made these functions generic.
Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_phy.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_phy.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_phy.c b/drivers/net/ixgbe/ixgbe_phy.c index 6c0d42e33f21..bc255ec48428 100644 --- a/drivers/net/ixgbe/ixgbe_phy.c +++ b/drivers/net/ixgbe/ixgbe_phy.c @@ -425,6 +425,39 @@ s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, } /** + * ixgbe_get_copper_link_capabilities_generic - Determines link capabilities + * @hw: pointer to hardware structure + * @speed: pointer to link speed + * @autoneg: boolean auto-negotiation value + * + * Determines the link capabilities by reading the AUTOC register. + */ +s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw, + ixgbe_link_speed *speed, + bool *autoneg) +{ + s32 status = IXGBE_ERR_LINK_SETUP; + u16 speed_ability; + + *speed = 0; + *autoneg = true; + + status = hw->phy.ops.read_reg(hw, MDIO_SPEED, MDIO_MMD_PMAPMD, + &speed_ability); + + if (status == 0) { + if (speed_ability & MDIO_SPEED_10G) + *speed |= IXGBE_LINK_SPEED_10GB_FULL; + if (speed_ability & MDIO_PMA_SPEED_1000) + *speed |= IXGBE_LINK_SPEED_1GB_FULL; + if (speed_ability & MDIO_PMA_SPEED_100) + *speed |= IXGBE_LINK_SPEED_100_FULL; + } + + return status; +} + +/** * ixgbe_reset_phy_nl - Performs a PHY reset * @hw: pointer to hardware structure **/ |