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, 35 deletions

diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index b13bd2950e95..2e3df08b649b 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -105,6 +105,7 @@ static int gpio_led_probe(struct platform_device *pdev)
 		}
 		led_dat->cdev.brightness_set = gpio_led_set;
 		led_dat->cdev.brightness = LED_OFF;
+		led_dat->cdev.flags |= LED_CORE_SUSPENDRESUME;
 
 		gpio_direction_output(led_dat->gpio, led_dat->active_low);
 
@@ -154,44 +155,9 @@ static int __devexit gpio_led_remove(struct platform_device *pdev)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int gpio_led_suspend(struct platform_device *pdev, pm_message_t state)
-{
-	struct gpio_led_platform_data *pdata = pdev->dev.platform_data;
-	struct gpio_led_data *leds_data;
-	int i;
-
-	leds_data = platform_get_drvdata(pdev);
-
-	for (i = 0; i < pdata->num_leds; i++)
-		led_classdev_suspend(&leds_data[i].cdev);
-
-	return 0;
-}
-
-static int gpio_led_resume(struct platform_device *pdev)
-{
-	struct gpio_led_platform_data *pdata = pdev->dev.platform_data;
-	struct gpio_led_data *leds_data;
-	int i;
-
-	leds_data = platform_get_drvdata(pdev);
-
-	for (i = 0; i < pdata->num_leds; i++)
-		led_classdev_resume(&leds_data[i].cdev);
-
-	return 0;
-}
-#else
-#define gpio_led_suspend NULL
-#define gpio_led_resume NULL
-#endif
-
 static struct platform_driver gpio_led_driver = {
 	.probe		= gpio_led_probe,
 	.remove		= __devexit_p(gpio_led_remove),
-	.suspend	= gpio_led_suspend,
-	.resume		= gpio_led_resume,
 	.driver		= {
 		.name	= "leds-gpio",
 		.owner	= THIS_MODULE,