bnxt_en: Fix VF PCIe link speed and width logic.

Orabug: 27648355, 27648339

PCIE PCIE_EP_REG_LINK_STATUS_CONTROL register is only defined in PF
config space, so we must read it from the PF.

Fixes: 90c4f788f6c0 ("bnxt_en: Report PCIe link speed and width during driver load")
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 7ab0760f5178169c4c218852f51646ea90817d7c)
Signed-off-by: Brian Maly <brian.maly@oracle.com>
Reviewed-by: Jack Vogel <jack.vogel@oracle.com>

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 44cc17bb38962ac63d0691dc76c8d3542caae43b..8d80569ea46f7f22a610d6e7215411f0ae65ed39 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -7900,7 +7900,7 @@ static void bnxt_parse_log_pcie_link(struct bnxt *bp)
        enum pcie_link_width width = PCIE_LNK_WIDTH_UNKNOWN;
        enum pci_bus_speed speed = PCI_SPEED_UNKNOWN;
 
-       if (pcie_get_minimum_link(bp->pdev, &speed, &width) ||
+       if (pcie_get_minimum_link(pci_physfn(bp->pdev), &speed, &width) ||
            speed == PCI_SPEED_UNKNOWN || width == PCIE_LNK_WIDTH_UNKNOWN)
                netdev_info(bp->dev, "Failed to determine PCIe Link Info\n");
        else