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>

1 files changed, 4 insertions, 6 deletions

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index c73681b7e69e..c8e867b4a842 100644
--- 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