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[V1,net,4/4] net/mlx4_core: Don't issue PCIe speed/width checks for VFs

Message ID 1399212445-5070-5-git-send-email-ogerlitz@mellanox.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Or Gerlitz May 4, 2014, 2:07 p.m. UTC 
From: Eyal Perry <eyalpe@mellanox.com>

Carrying out PCI speed/width checks through pcie_get_minimum_link()
on VFs yield wrong results, so remove them.

Fixes: b912b2f ('net/mlx4_core: Warn if device doesn't have enough PCI bandwidth')
Signed-off-by: Eyal Perry <eyalpe@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx4/main.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index e98c15a..7cf9dad 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -2440,7 +2440,8 @@  slave_start:
 	 * No return code for this call, just warn the user in case of PCI
 	 * express device capabilities are under-satisfied by the bus.
 	 */
-	mlx4_check_pcie_caps(dev);
+	if (!mlx4_is_slave(dev))
+		mlx4_check_pcie_caps(dev);
 
 	/* In master functions, the communication channel must be initialized
 	 * after obtaining its address from fw */