ACPI: don't enable control method power button as wakeup device when Fixed Power...

don't enable control method power button as wakeup device
when Fixed Power button is used.

http://bugzilla.kernel.org/show_bug.cgi?id=10503

Tested-by: walken@zoy.org <walken@zoy.org>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index f6f52c1..5ce14ae 100644 (file)
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -744,6 +744,16 @@ static int acpi_bus_get_wakeup_device_flags(struct acpi_device *device)
        if (!acpi_match_device_ids(device, button_device_ids))
                device->wakeup.flags.run_wake = 1;
 
+       /*
+        * Don't set Power button GPE as run_wake
+        * if Fixed Power button is used
+        */
+       if (!strcmp(device->pnp.hardware_id, "PNP0C0C") &&
+               !(acpi_gbl_FADT.flags & ACPI_FADT_POWER_BUTTON)) {
+               device->wakeup.flags.run_wake = 0;
+               device->wakeup.flags.valid = 0;
+       }
+
       end:
        if (ACPI_FAILURE(status))
                device->flags.wake_capable = 0;