ACPI: use device_type rather than comparing HID

Check the acpi_device device_type rather than the HID.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index c73681b..c8e867b 100644 (file)
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -378,15 +378,13 @@ static acpi_status acpi_device_notify_fixed(void *data)
 static int acpi_device_install_notify_handler(struct acpi_device *device)
 {
        acpi_status status;
-       char *hid;
 
-       hid = acpi_device_hid(device);
-       if (!strcmp(hid, ACPI_BUTTON_HID_POWERF))
+       if (device->device_type == ACPI_BUS_TYPE_POWER_BUTTON)
                status =
                    acpi_install_fixed_event_handler(ACPI_EVENT_POWER_BUTTON,
                                                     acpi_device_notify_fixed,
                                                     device);
-       else if (!strcmp(hid, ACPI_BUTTON_HID_SLEEPF))
+       else if (device->device_type == ACPI_BUS_TYPE_SLEEP_BUTTON)
                status =
                    acpi_install_fixed_event_handler(ACPI_EVENT_SLEEP_BUTTON,
                                                     acpi_device_notify_fixed,
@@ -404,10 +402,10 @@ static int acpi_device_install_notify_handler(struct acpi_device *device)
 
 static void acpi_device_remove_notify_handler(struct acpi_device *device)
 {
-       if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_POWERF))
+       if (device->device_type == ACPI_BUS_TYPE_POWER_BUTTON)
                acpi_remove_fixed_event_handler(ACPI_EVENT_POWER_BUTTON,
                                                acpi_device_notify_fixed);
-       else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_SLEEPF))
+       else if (device->device_type == ACPI_BUS_TYPE_SLEEP_BUTTON)
                acpi_remove_fixed_event_handler(ACPI_EVENT_SLEEP_BUTTON,
                                                acpi_device_notify_fixed);
        else