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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-03-04 00:48:57 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-03-05 01:28:06 +0100
commitb8a62d540240387c7e97a69127cab3ab9cadc70a (patch)
tree8b3dc6fb26b1bbf20a75b6036eb5086b40c60be1 /drivers/pci/hotplug/acpiphp_glue.c
parentACPI / hotplug / PCI: Add ACPIPHP contexts to devices handled by PCIeHP (diff)
downloadwireguard-linux-b8a62d540240387c7e97a69127cab3ab9cadc70a.tar.xz
wireguard-linux-b8a62d540240387c7e97a69127cab3ab9cadc70a.zip
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>
Diffstat (limited to 'drivers/pci/hotplug/acpiphp_glue.c')
-rw-r--r--drivers/pci/hotplug/acpiphp_glue.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index f2f460cba5f7..2d51bf7e9fe0 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -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)