X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=blobdiff_plain;f=drivers%2Facpi%2Fsleep.c;h=f74834a544fd6b85eae3941ea9c5401f08a91450;hp=79d33d908b5a1d2dc586a6536107ffea393c467d;hb=ec28dcc6b4c00b78ad269ad5b85ebd5c2d504825;hpb=8b7ef6d8f16274da42344cd50746ddb1c93c25ea

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 79d33d9..f74834a 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -552,8 +552,17 @@ static void acpi_hibernation_leave(void)
 	hibernate_nvs_restore();
 }
 
-static void acpi_pm_enable_gpes(void)
+static int acpi_pm_pre_restore(void)
 {
+	acpi_disable_all_gpes();
+	acpi_os_wait_events_complete(NULL);
+	acpi_ec_suspend_transactions();
+	return 0;
+}
+
+static void acpi_pm_restore_cleanup(void)
+{
+	acpi_ec_resume_transactions();
 	acpi_enable_all_runtime_gpes();
 }
 
@@ -565,8 +574,8 @@ static struct platform_hibernation_ops acpi_hibernation_ops = {
 	.prepare = acpi_pm_prepare,
 	.enter = acpi_hibernation_enter,
 	.leave = acpi_hibernation_leave,
-	.pre_restore = acpi_pm_disable_gpes,
-	.restore_cleanup = acpi_pm_enable_gpes,
+	.pre_restore = acpi_pm_pre_restore,
+	.restore_cleanup = acpi_pm_restore_cleanup,
 };
 
 /**
@@ -618,8 +627,8 @@ static struct platform_hibernation_ops acpi_hibernation_ops_old = {
 	.prepare = acpi_pm_disable_gpes,
 	.enter = acpi_hibernation_enter,
 	.leave = acpi_hibernation_leave,
-	.pre_restore = acpi_pm_disable_gpes,
-	.restore_cleanup = acpi_pm_enable_gpes,
+	.pre_restore = acpi_pm_pre_restore,
+	.restore_cleanup = acpi_pm_restore_cleanup,
 	.recover = acpi_pm_finish,
 };
 #endif /* CONFIG_HIBERNATION */
@@ -745,9 +754,18 @@ int acpi_pm_device_sleep_wake(struct device *dev, bool enable)
 		return -ENODEV;
 	}
 
-	error = enable ?
-		acpi_enable_wakeup_device_power(adev, acpi_target_sleep_state) :
-		acpi_disable_wakeup_device_power(adev);
+	if (enable) {
+		error = acpi_enable_wakeup_device_power(adev,
+						acpi_target_sleep_state);
+		if (!error)
+			acpi_enable_gpe(adev->wakeup.gpe_device,
+					adev->wakeup.gpe_number,
+					ACPI_GPE_TYPE_WAKE);
+	} else {
+		acpi_disable_gpe(adev->wakeup.gpe_device, adev->wakeup.gpe_number,
+				ACPI_GPE_TYPE_WAKE);
+		error = acpi_disable_wakeup_device_power(adev);
+	}
 	if (!error)
 		dev_info(dev, "wake-up capability %s by ACPI\n",
 				enable ? "enabled" : "disabled");