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e1000e: cleanup e1000_sw_lcd_config_ich8lan()

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Do not acquire and release the PHY unnecessarily for parts that return
from this workaround without actually accessing the PHY registers.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bruce Allan 2010-06-16 13:26:17 +00:00 committed by David S. Miller
parent 3af50481ee
commit 3f0c16e844
1 changed files with 19 additions and 13 deletions
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32
drivers/net/e1000e/ich8lan.c
View file

@ -820,14 +820,6 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
s32 ret_val = 0;
u16 word_addr, reg_data, reg_addr, phy_page = 0;
if (!(hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) &&
!(hw->mac.type == e1000_pchlan))
return ret_val;
ret_val = hw->phy.ops.acquire(hw);
if (ret_val)
return ret_val;
/*
* Initialize the PHY from the NVM on ICH platforms. This
* is needed due to an issue where the NVM configuration is
@ -835,12 +827,26 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
* Therefore, after each PHY reset, we will load the
* configuration data out of the NVM manually.
*/
if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) ||
(adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M) ||
(hw->mac.type == e1000_pchlan))
switch (hw->mac.type) {
case e1000_ich8lan:
if (phy->type != e1000_phy_igp_3)
return ret_val;
if (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_AMT) {
sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
break;
}
/* Fall-thru */
case e1000_pchlan:
sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
else
sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
break;
default:
return ret_val;
}
ret_val = hw->phy.ops.acquire(hw);
if (ret_val)
return ret_val;
data = er32(FEXTNVM);
if (!(data & sw_cfg_mask))