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path: root/drivers/acpi/power.c
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Diffstat (limited to 'drivers/acpi/power.c')
-rw-r--r--drivers/acpi/power.c44
1 files changed, 16 insertions, 28 deletions
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 22a3d00d0359..242feca231eb 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -469,7 +469,7 @@ int acpi_device_sleep_wake(struct acpi_device *dev,
*/
int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state)
{
- int i, err = 0;
+ int err = 0;
if (!dev || !dev->wakeup.flags.valid)
return -EINVAL;
@@ -479,24 +479,17 @@ int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state)
if (dev->wakeup.prepare_count++)
goto out;
- /* Open power resource */
- for (i = 0; i < dev->wakeup.resources.count; i++) {
- int ret = acpi_power_on(dev->wakeup.resources.handles[i]);
- if (ret) {
- printk(KERN_ERR PREFIX "Transition power state\n");
- dev->wakeup.flags.valid = 0;
- err = -ENODEV;
- goto err_out;
- }
+ err = acpi_power_on_list(&dev->wakeup.resources);
+ if (err) {
+ dev_err(&dev->dev, "Cannot turn wakeup power resources on\n");
+ dev->wakeup.flags.valid = 0;
+ } else {
+ /*
+ * Passing 3 as the third argument below means the device may be
+ * put into arbitrary power state afterward.
+ */
+ err = acpi_device_sleep_wake(dev, 1, sleep_state, 3);
}
-
- /*
- * Passing 3 as the third argument below means the device may be placed
- * in arbitrary power state afterwards.
- */
- err = acpi_device_sleep_wake(dev, 1, sleep_state, 3);
-
- err_out:
if (err)
dev->wakeup.prepare_count = 0;
@@ -513,7 +506,7 @@ int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state)
*/
int acpi_disable_wakeup_device_power(struct acpi_device *dev)
{
- int i, err = 0;
+ int err = 0;
if (!dev || !dev->wakeup.flags.valid)
return -EINVAL;
@@ -534,15 +527,10 @@ int acpi_disable_wakeup_device_power(struct acpi_device *dev)
if (err)
goto out;
- /* Close power resource */
- for (i = 0; i < dev->wakeup.resources.count; i++) {
- int ret = acpi_power_off(dev->wakeup.resources.handles[i]);
- if (ret) {
- printk(KERN_ERR PREFIX "Transition power state\n");
- dev->wakeup.flags.valid = 0;
- err = -ENODEV;
- goto out;
- }
+ err = acpi_power_off_list(&dev->wakeup.resources);
+ if (err) {
+ dev_err(&dev->dev, "Cannot turn wakeup power resources off\n");
+ dev->wakeup.flags.valid = 0;
}
out: