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-s3c24xx.c b/drivers/leds/leds-s3c24xx.c
index 25a07f2..4d81131 100644
--- a/drivers/leds/leds-s3c24xx.c
+++ b/drivers/leds/leds-s3c24xx.c
@@ -82,6 +82,7 @@
led->cdev.brightness_set = s3c24xx_led_set;
led->cdev.default_trigger = pdata->def_trigger;
led->cdev.name = pdata->name;
+ led->cdev.flags |= LED_CORE_SUSPENDRESUME;
led->pdata = pdata;
@@ -111,33 +112,9 @@
return ret;
}
-
-#ifdef CONFIG_PM
-static int s3c24xx_led_suspend(struct platform_device *dev, pm_message_t state)
-{
- struct s3c24xx_gpio_led *led = pdev_to_gpio(dev);
-
- led_classdev_suspend(&led->cdev);
- return 0;
-}
-
-static int s3c24xx_led_resume(struct platform_device *dev)
-{
- struct s3c24xx_gpio_led *led = pdev_to_gpio(dev);
-
- led_classdev_resume(&led->cdev);
- return 0;
-}
-#else
-#define s3c24xx_led_suspend NULL
-#define s3c24xx_led_resume NULL
-#endif
-
static struct platform_driver s3c24xx_led_driver = {
.probe = s3c24xx_led_probe,
.remove = s3c24xx_led_remove,
- .suspend = s3c24xx_led_suspend,
- .resume = s3c24xx_led_resume,
.driver = {
.name = "s3c24xx_led",
.owner = THIS_MODULE,