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authorAlexander Duyck <alexander.h.duyck@intel.com>2009-10-05 06:32:07 +0000
committerDavid S. Miller <davem@davemloft.net>2009-10-06 14:59:17 -0700
commit008c3422d48b217792789bdea822dbc2efe2165c (patch)
tree2eee3430313f30a7b35959554ad072c6d66a19c2 /drivers/net/igb/e1000_82575.c
parent70d92f86dc162fc24e13cd79fd3481ae39b66f72 (diff)
igb: update the approach taken to acquiring and releasing the phy lock
The current approach is just using a ?: type mechanism to set the phy locking bit. This if fine for now but limits us to only 2. Switch to a nested if statement for future compatiblity with more than 2 phys. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/igb/e1000_82575.c')
-rw-r--r--drivers/net/igb/e1000_82575.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/igb/e1000_82575.c b/drivers/net/igb/e1000_82575.c
index 5604b3e08f35..65b900028bca 100644
--- a/drivers/net/igb/e1000_82575.c
+++ b/drivers/net/igb/e1000_82575.c
@@ -240,9 +240,10 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw)
**/
static s32 igb_acquire_phy_82575(struct e1000_hw *hw)
{
- u16 mask;
+ u16 mask = E1000_SWFW_PHY0_SM;
- mask = hw->bus.func ? E1000_SWFW_PHY1_SM : E1000_SWFW_PHY0_SM;
+ if (hw->bus.func == E1000_FUNC_1)
+ mask = E1000_SWFW_PHY1_SM;
return igb_acquire_swfw_sync_82575(hw, mask);
}
@@ -256,9 +257,11 @@ static s32 igb_acquire_phy_82575(struct e1000_hw *hw)
**/
static void igb_release_phy_82575(struct e1000_hw *hw)
{
- u16 mask;
+ u16 mask = E1000_SWFW_PHY0_SM;
+
+ if (hw->bus.func == E1000_FUNC_1)
+ mask = E1000_SWFW_PHY1_SM;
- mask = hw->bus.func ? E1000_SWFW_PHY1_SM : E1000_SWFW_PHY0_SM;
igb_release_swfw_sync_82575(hw, mask);
}