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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-05-12 13:06:08 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-05-12 13:06:08 +0100
commit25061d285747f20aafa4b50df1b0b5665fef29cd (patch)
treec302ac93e3476788a4671ee556a902fce2592f3a /drivers/net/ethernet/intel/e1000e/ich8lan.c
parent7a6476143270d947924f5bbbc124accb0e558bf4 (diff)
parent6560ffd1ccd688152393dc7c35dbdcc33140633b (diff)
Merge tag 'regmap-3.4' into regmap-stride
regmap: Last minute bug fix for 3.4 This is a last minute bug fix that was only just noticed since the code path that's being exercised here is one that is fairly rarely used. The changelog for the change itself is extremely clear and the code itself is obvious to inspection so should be pretty safe. Conflicts: drivers/base/regmap/regmap.c (overlap between the fix and stride code)
Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/ich8lan.c')
-rw-r--r--drivers/net/ethernet/intel/e1000e/ich8lan.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 64c76443a7a..b461c24945e 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -1310,10 +1310,6 @@ static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
oem_reg |= HV_OEM_BITS_LPLU;
-
- /* Set Restart auto-neg to activate the bits */
- if (!hw->phy.ops.check_reset_block(hw))
- oem_reg |= HV_OEM_BITS_RESTART_AN;
} else {
if (mac_reg & (E1000_PHY_CTRL_GBE_DISABLE |
E1000_PHY_CTRL_NOND0A_GBE_DISABLE))
@@ -1324,6 +1320,11 @@ static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
oem_reg |= HV_OEM_BITS_LPLU;
}
+ /* Set Restart auto-neg to activate the bits */
+ if ((d0_state || (hw->mac.type != e1000_pchlan)) &&
+ !hw->phy.ops.check_reset_block(hw))
+ oem_reg |= HV_OEM_BITS_RESTART_AN;
+
ret_val = hw->phy.ops.write_reg_locked(hw, HV_OEM_BITS, oem_reg);
release:
@@ -3682,7 +3683,11 @@ void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw)
if (hw->mac.type >= e1000_pchlan) {
e1000_oem_bits_config_ich8lan(hw, false);
- e1000_phy_hw_reset_ich8lan(hw);
+
+ /* Reset PHY to activate OEM bits on 82577/8 */
+ if (hw->mac.type == e1000_pchlan)
+ e1000e_phy_hw_reset_generic(hw);
+
ret_val = hw->phy.ops.acquire(hw);
if (ret_val)
return;