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.

1 files changed, 1 insertions, 29 deletions

diff --git a/drivers/leds/leds-alix2.c b/drivers/leds/leds-alix2.c
index d7666e6cb425..ddbd7730dfc8 100644
--- a/drivers/leds/leds-alix2.c
+++ b/drivers/leds/leds-alix2.c
@@ -65,39 +65,13 @@ static struct alix_led alix_leds[] = {
         },
 };
 
-#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 int alix_led_remove(struct platform_device *pdev)
 
 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,