[PATCH v5 07/14] net/mlx5: Report PCIe link properties with pcie_print_link_status()
From: Bjorn Helgaas <helgaas@kernel.org>
Date: 2018-03-30 21:05:40
Also in:
intel-wired-lan, linux-pci, lkml
Subsystem:
mellanox mlx5 core vpi driver, networking drivers, the rest · Maintainers:
Saeed Mahameed, Leon Romanovsky, Tariq Toukan, Mark Bloch, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Tal Gilboa <redacted> Use pcie_print_link_status() to report PCIe link speed and possible limitations. Signed-off-by: Tal Gilboa <redacted> [bhelgaas: changelog] Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Tariq Toukan <redacted> --- drivers/net/ethernet/mellanox/mlx5/core/main.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 2ef641c91c26..622f02d34aae 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c@@ -1043,6 +1043,10 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, dev_info(&pdev->dev, "firmware version: %d.%d.%d\n", fw_rev_maj(dev), fw_rev_min(dev), fw_rev_sub(dev)); + /* Only PFs hold the relevant PCIe information for this query */ + if (mlx5_core_is_pf(dev)) + pcie_print_link_status(dev->pdev); + /* on load removing any previous indication of internal error, device is * up */