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Commit b55bb78d authored by Jingoo Han's avatar Jingoo Han Committed by Linus Torvalds
Browse files

backlight: hp680_bl: convert hp680bl 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 d7696aad

drivers/video/backlight/hp680_bl.c

+8 −10
Original line number Diff line number Diff line
@@ -64,29 +64,28 @@ static void hp680bl_send_intensity(struct backlight_device *bd) 
}





#ifdef CONFIG_PM

static int hp680bl_suspend(struct platform_device *pdev, pm_message_t state)

#ifdef CONFIG_PM_SLEEP

static int hp680bl_suspend(struct device *dev)

{

	struct backlight_device *bd = platform_get_drvdata(pdev);

	struct backlight_device *bd = dev_get_drvdata(dev);



	hp680bl_suspended = 1;

	hp680bl_send_intensity(bd);

	return 0;

}



static int hp680bl_resume(struct platform_device *pdev)

static int hp680bl_resume(struct device *dev)

{

	struct backlight_device *bd = platform_get_drvdata(pdev);

	struct backlight_device *bd = dev_get_drvdata(dev);



	hp680bl_suspended = 0;

	hp680bl_send_intensity(bd);

	return 0;

}

#else

#define hp680bl_suspend	NULL

#define hp680bl_resume	NULL

#endif



static SIMPLE_DEV_PM_OPS(hp680bl_pm_ops, hp680bl_suspend, hp680bl_resume);



static int hp680bl_set_intensity(struct backlight_device *bd)

{

	hp680bl_send_intensity(bd);
@@ -140,10 +139,9 @@ static int hp680bl_remove(struct platform_device *pdev) 
static struct platform_driver hp680bl_driver = {

	.probe		= hp680bl_probe,

	.remove		= hp680bl_remove,

	.suspend	= hp680bl_suspend,

	.resume		= hp680bl_resume,

	.driver		= {

		.name	= "hp680-bl",

		.pm	= &hp680bl_pm_ops,

	},

};