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authorAnjali Singhai <anjali.singhai@intel.com>2010-04-27 11:31:25 +0000
committerDavid S. Miller <davem@davemloft.net>2010-04-27 14:35:57 -0700
commitc4ee6a5348102b9cea49fb9adf88307445407911 (patch)
tree6e8c03064074078b361f774b122ac8e7b997b517 /drivers/net/ixgbe
parentixgbe: cleanup ethtool autoneg input (diff)
downloadlinux-dev-c4ee6a5348102b9cea49fb9adf88307445407911.tar.xz
linux-dev-c4ee6a5348102b9cea49fb9adf88307445407911.zip
ixgbe: Properly display 1 gig downshift warning for backplane
Description: When using Intel smartspeed, the patch displays a warning when the link down shifts to 1 Gig. Signed-off-by: Anjali Singhai <anjali.singhai@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/ixgbe')
-rw-r--r--drivers/net/ixgbe/ixgbe_82599.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index d189ba7e8f15..38c384031c4c 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -642,6 +642,7 @@ static s32 ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw,
s32 i, j;
bool link_up = false;
u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+ struct ixgbe_adapter *adapter = hw->back;
hw_dbg(hw, "ixgbe_setup_mac_link_smartspeed.\n");
@@ -726,6 +727,10 @@ static s32 ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw,
autoneg_wait_to_complete);
out:
+ if (link_up && (link_speed == IXGBE_LINK_SPEED_1GB_FULL))
+ netif_info(adapter, hw, adapter->netdev, "Smartspeed has"
+ " downgraded the link speed from the maximum"
+ " advertised\n");
return status;
}