From: Zhang Rui <rui.zhang@intel.com>
Date: Fri, 12 Sep 2008 03:12:25 +0000 (+0800)
Subject: ACPI: don't enable control method power button as wakeup device when Fixed Power... 
X-Git-Tag: v2.6.28-rc1~26^2~23^2
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=faee816b1502385dc9bc5abf2960d1cc645844d1;p=linux-2.6-omap-h63xx.git

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

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 f6f52c1a2ab..5ce14aee5e3 100644
--- 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;