Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 14c1b778 authored by Jingoo Han's avatar Jingoo Han Committed by Linus Torvalds
Browse files

backlight: adp5520: convert adp5520_bl to dev_pm_ops 



Instead of using legacy suspend/resume methods, using newer dev_pm_ops
structure allows better control over power management.

Signed-off-by: default avatarJingoo Han <jg1.han@samsung.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent d50d7ac0

drivers/video/backlight/adp5520_bl.c

+10 −11
Original line number Diff line number Diff line
@@ -349,35 +349,34 @@ static int adp5520_bl_remove(struct platform_device *pdev) 
	return 0;

}



#ifdef CONFIG_PM

static int adp5520_bl_suspend(struct platform_device *pdev,

				 pm_message_t state)

#ifdef CONFIG_PM_SLEEP

static int adp5520_bl_suspend(struct device *dev)

{

	struct backlight_device *bl = platform_get_drvdata(pdev);

	struct backlight_device *bl = dev_get_drvdata(dev);



	return adp5520_bl_set(bl, 0);

}



static int adp5520_bl_resume(struct platform_device *pdev)

static int adp5520_bl_resume(struct device *dev)

{

	struct backlight_device *bl = platform_get_drvdata(pdev);

	struct backlight_device *bl = dev_get_drvdata(dev);



	backlight_update_status(bl);

	return 0;

}

#else

#define adp5520_bl_suspend	NULL

#define adp5520_bl_resume	NULL

#endif



static SIMPLE_DEV_PM_OPS(adp5520_bl_pm_ops, adp5520_bl_suspend,

			adp5520_bl_resume);



static struct platform_driver adp5520_bl_driver = {

	.driver		= {

		.name	= "adp5520-backlight",

		.owner	= THIS_MODULE,

		.pm	= &adp5520_bl_pm_ops,

	},

	.probe		= adp5520_bl_probe,

	.remove		= adp5520_bl_remove,

	.suspend	= adp5520_bl_suspend,

	.resume		= adp5520_bl_resume,

};



module_platform_driver(adp5520_bl_driver);