* [net-2.6 PATCH] ixgbe: Properly display 1 gig downshift warning for backplane
@ 2010-04-27 10:37 Jeff Kirsher
2010-04-27 16:54 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Jeff Kirsher @ 2010-04-27 10:37 UTC (permalink / raw)
To: davem; +Cc: netdev, gospo, Anjali Singhai, Jeff Kirsher
From: Anjali Singhai <anjali.singhai@intel.com>
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>
---
drivers/net/ixgbe/ixgbe_82599.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index b405a00..217237c 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -608,6 +608,7 @@ 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");
@@ -692,6 +693,10 @@ 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;
}
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2010-04-27 10:37 [net-2.6 PATCH] ixgbe: Properly display 1 gig downshift warning for backplane Jeff Kirsher
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