PCI/core: Use PCI Express Capability accessors

Use PCI Express Capability access functions to simplify core.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

1 files changed, 1 insertions, 8 deletions

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 51553179e96..aa77538c50c 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -3081,17 +3081,10 @@ static int reset_intel_generic_dev(struct pci_dev *dev, int probe)
 
 static int reset_intel_82599_sfp_virtfn(struct pci_dev *dev, int probe)
 {
-        int pos;
-
-        pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
-        if (!pos)
-                return -ENOTTY;
-
         if (probe)
                 return 0;
 
-        pci_write_config_word(dev, pos + PCI_EXP_DEVCTL,
-                                PCI_EXP_DEVCTL_BCR_FLR);
+        pcie_capability_write_word(dev, PCI_EXP_DEVCTL, PCI_EXP_DEVCTL_BCR_FLR);
         msleep(100);
 
         return 0;