leds: Add suspend/resume to the core class
Add suspend/resume to the core class and remove all the now unneeded
code from various drivers. Originally the class code couldn't support
suspend/resume but since class_device can there is no reason for
each driver doing its own suspend/resume anymore.
diff --git a/drivers/leds/leds-alix2.c b/drivers/leds/leds-alix2.c
index d7666e6..ddbd773 100644
--- a/drivers/leds/leds-alix2.c
+++ b/drivers/leds/leds-alix2.c
@@ -65,39 +65,13 @@
},
};
-#ifdef CONFIG_PM
-
-static int alix_led_suspend(struct platform_device *dev, pm_message_t state)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(alix_leds); i++)
- led_classdev_suspend(&alix_leds[i].cdev);
- return 0;
-}
-
-static int alix_led_resume(struct platform_device *dev)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(alix_leds); i++)
- led_classdev_resume(&alix_leds[i].cdev);
- return 0;
-}
-
-#else
-
-#define alix_led_suspend NULL
-#define alix_led_resume NULL
-
-#endif
-
static int __init alix_led_probe(struct platform_device *pdev)
{
int i;
int ret;
for (i = 0; i < ARRAY_SIZE(alix_leds); i++) {
+ alix_leds[i].cdev.flags |= LED_CORE_SUSPENDRESUME;
ret = led_classdev_register(&pdev->dev, &alix_leds[i].cdev);
if (ret < 0)
goto fail;
@@ -121,8 +95,6 @@
static struct platform_driver alix_led_driver = {
.remove = alix_led_remove,
- .suspend = alix_led_suspend,
- .resume = alix_led_resume,
.driver = {
.name = KBUILD_MODNAME,
.owner = THIS_MODULE,