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>
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c b/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
index ddadcc3..5abbee3 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
@@ -31,12 +31,10 @@
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);
