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ACPI / hotplug / PCI: Use pci_device_is_present() 

Make the ACPI-based PCI hotplug (ACPIPHP) code use
pci_device_is_present() for checking if devices are present instead
of open coding the same thing.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Rafael J. Wysocki 2014-03-04 00:48:57 +01:00
parent cc6254e00e
commit b8a62d5402
1 changed files with 2 additions and 5 deletions
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7
drivers/pci/hotplug/acpiphp_glue.c
View File

@ -689,12 +689,9 @@ static void trim_stale_devices(struct pci_dev *dev)
alive = (ACPI_SUCCESS(status) && device_status_valid(sta))
|| acpiphp_no_hotplug(adev);
}
if (!alive) {
u32 v;
if (!alive)
alive = pci_device_is_present(dev);
/* Check if the device responds. */
alive = pci_bus_read_dev_vendor_id(dev->bus, dev->devfn, &v, 0);
}
if (!alive) {
pci_stop_and_remove_bus_device(dev);
if (adev)