PCI: Introduce pci_pcie_type(dev) to replace pci_dev->pcie_type

Introduce an inline function pci_pcie_type(dev) to extract PCIe
device type from pci_dev->pcie_flags_reg field, and prepare for
removing pci_dev->pcie_type.

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

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c
index 001f1b78f39c..30897bf05b58 100644
--- a/drivers/pci/pcie/pme.c
+++ b/drivers/pci/pcie/pme.c
@@ -120,7 +120,7 @@ static bool pcie_pme_from_pci_bridge(struct pci_bus *bus, u8 devfn)
         if (!dev)
                 return false;
 
-        if (pci_is_pcie(dev) && dev->pcie_type == PCI_EXP_TYPE_PCI_BRIDGE) {
+        if (pci_is_pcie(dev) && pci_pcie_type(dev) == PCI_EXP_TYPE_PCI_BRIDGE) {
                 down_read(&pci_bus_sem);
                 if (pcie_pme_walk_bus(bus))
                         found = true;
@@ -335,13 +335,13 @@ static void pcie_pme_mark_devices(struct pci_dev *port)
                 struct pci_dev *dev;
 
                 /* Check if this is a root port event collector. */
-                if (port->pcie_type != PCI_EXP_TYPE_RC_EC || !bus)
+                if (pci_pcie_type(port) != PCI_EXP_TYPE_RC_EC || !bus)
                         return;
 
                 down_read(&pci_bus_sem);
                 list_for_each_entry(dev, &bus->devices, bus_list)
                         if (pci_is_pcie(dev)
-                            && dev->pcie_type == PCI_EXP_TYPE_RC_END)
+                            && pci_pcie_type(dev) == PCI_EXP_TYPE_RC_END)
                                 pcie_pme_set_native(dev, NULL);
                 up_read(&pci_bus_sem);
         }