[dpdk-dev] [PATCH 3/9] net/ixgbe/base: add link block check for KR

Wenzhuo Lu wenzhuo.lu at intel.com
Wed Mar 1 07:04:46 CET 2017


When setting up link on x550 KR devices, should check
if there're constraints on link from manageability, which
may result in link loss.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu at intel.com>
---
 drivers/net/ixgbe/base/ixgbe_x550.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/ixgbe/base/ixgbe_x550.c b/drivers/net/ixgbe/base/ixgbe_x550.c
index a28ced1..1058684 100644
--- a/drivers/net/ixgbe/base/ixgbe_x550.c
+++ b/drivers/net/ixgbe/base/ixgbe_x550.c
@@ -2663,6 +2663,9 @@ s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw)
 	if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_2_5GB_FULL)
 		return IXGBE_SUCCESS;
 
+	if (ixgbe_check_reset_blocked(hw))
+		return 0;
+
 	return ixgbe_setup_kr_speed_x550em(hw, hw->phy.autoneg_advertised);
 }
 
-- 
1.9.3



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