rtl8192e: Use PCI Express Capability accessors

Use PCI Express Capability access functions to simplify rtl8192e driver.

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

1 files changed, 3 insertions, 5 deletions

diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c b/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
index ddadcc3e4e7c..5abbee37cdca 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
@@ -31,12 +31,10 @@ static void rtl8192_parse_pci_configuration(struct pci_dev *pdev,
         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
 
         u8 tmp;
-        int pos;
-        u8 LinkCtrlReg;
+        u16 LinkCtrlReg;
 
-        pos = pci_find_capability(priv->pdev, PCI_CAP_ID_EXP);
-        pci_read_config_byte(priv->pdev, pos + PCI_EXP_LNKCTL, &LinkCtrlReg);
-        priv->NdisAdapter.LinkCtrlReg = LinkCtrlReg;
+        pcie_capability_read_word(priv->pdev, PCI_EXP_LNKCTL, &LinkCtrlReg);
+        priv->NdisAdapter.LinkCtrlReg = (u8)LinkCtrlReg;
 
         RT_TRACE(COMP_INIT, "Link Control Register =%x\n",
                  priv->NdisAdapter.LinkCtrlReg);