PCI_EXP_DPC_STATUS
pci_read_config_word(pdev, cap + PCI_EXP_DPC_STATUS, &status);
pci_read_config_word(pdev, cap + PCI_EXP_DPC_STATUS, &status);
pci_write_config_word(pdev, cap + PCI_EXP_DPC_STATUS,
pci_read_config_word(pdev, cap + PCI_EXP_DPC_STATUS, &dpc_status);
pci_read_config_word(pdev, cap + PCI_EXP_DPC_STATUS, &status);
pci_write_config_word(pdev, pdev->dpc_cap + PCI_EXP_DPC_STATUS,
pci_read_config_word(pdev, cap + PCI_EXP_DPC_STATUS, &status);
pci_write_config_word(pdev, cap + PCI_EXP_DPC_STATUS,
pci_write_config_word(pdev, dpc + PCI_EXP_DPC_STATUS,
pci_read_config_word(pdev, pdev->dpc_cap + PCI_EXP_DPC_STATUS, &status);
pci_read_config_word(edev, edev->dpc_cap + PCI_EXP_DPC_STATUS, &status);