Hello.
On 12/30/2016 12:33 PM, Jeff Kirsher wrote:
From: Don Skidmore <[email protected]>
This patch ensures that the advertised link speeds are configured
for X553 KR/KX backplane. Without this patch the link remains at
1G when resuming form low power after being downshifted by LPLU.
Signed-off-by: Don Skidmore <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
---
drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
index 92f2b5e..675c198 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
@@ -2187,12 +2187,11 @@ static s32 ixgbe_setup_kx4_x550em(struct ixgbe_hw *hw)
/**
* ixgbe_setup_kr_x550em - Configure the KR PHY
* @hw: pointer to hardware structure
- *
- * Configures the integrated KR PHY for X550EM_x.
**/
static s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw)
{
- if (hw->mac.type != ixgbe_mac_X550EM_x)
+ /* leave linke alone for 2.5G */
Link, maybe?
+ if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_2_5GB_FULL)
return 0;
return ixgbe_setup_kr_speed_x550em(hw, hw->phy.autoneg_advertised);
MBR, Sergei
