PCI/PME: Drop unused support for PMEs from Root Complex Event Collectors

Since we register pcie_pme_driver only for PCI_EXP_TYPE_ROOT_PORT, the PME
driver never claims Root Complex Event Collectors.

Remove unused code related to Root Complex Event Collectors.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c
index 884bad5..9e8aa9d 100644 (file)
--- a/drivers/pci/pcie/pme.c
+++ b/drivers/pci/pcie/pme.c
@@ -319,23 +319,8 @@ static int pcie_pme_set_native(struct pci_dev *dev, void *ign)
 static void pcie_pme_mark_devices(struct pci_dev *port)
 {
        pcie_pme_set_native(port, NULL);
-       if (port->subordinate) {
+       if (port->subordinate)
                pci_walk_bus(port->subordinate, pcie_pme_set_native, NULL);
-       } else {
-               struct pci_bus *bus = port->bus;
-               struct pci_dev *dev;
-
-               /* Check if this is a root port event collector. */
-               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)
-                           && pci_pcie_type(dev) == PCI_EXP_TYPE_RC_END)
-                               pcie_pme_set_native(dev, NULL);
-               up_read(&pci_bus_sem);
-       }
 }
 
 /**