pci_read_config_dword
r = pci_read_config_dword(adev->pdev, PCI_COMMAND, &status);
pci_read_config_dword(us_pdev, aer_cap + PCI_ERR_COR_STATUS,
pci_read_config_dword(us_pdev, aer_cap + PCI_ERR_UNCOR_STATUS,
pci_read_config_dword(us_pdev, PCI_PRIMARY_BUS,
pci_read_config_dword(adev->pdev, PCIE_L1_PM_SUB_CNTL, &data1);
pci_read_config_dword(adev->pdev, LINK_CAP, &data);
pci_read_config_dword(pdev, ASLS, &asls);
pci_read_config_dword(pdev, PCI_COMMAND, &pci_cmd);
pci_read_config_dword(pdev, i, mem + i);
pci_read_config_dword(i915->gmch.pdev, DEVEN, &temp);
pci_read_config_dword(i915->gmch.pdev, mchbar_reg(i915), &temp);
pci_read_config_dword(i915->gmch.pdev, mchbar_reg(i915), &temp);
pci_read_config_dword(i915->gmch.pdev, DEVEN,
pci_read_config_dword(i915->gmch.pdev, mchbar_reg(i915),
pci_read_config_dword(i915->gmch.pdev, mchbar_reg(i915) + 4, &temp_hi);
pci_read_config_dword(i915->gmch.pdev, mchbar_reg(i915), &temp_lo);