diff options
| author | Jingoo Han <jg1.han@samsung.com> | 2013-04-29 16:17:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 18:28:16 -0700 |
| commit | d7696aad5daed5e361bb57128db136f1d4ad33e0 (patch) | |
| tree | 83855b2b9ed6976c2c34c5ea143622a01f05343c /drivers/video/backlight | |
| parent | bb0747105728fb1e2f0df5875f4ab9be13641ff5 (diff) | |
backlight: ep93xx: convert ep93xx 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: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/backlight')
| -rw-r--r-- | drivers/video/backlight/ep93xx_bl.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/video/backlight/ep93xx_bl.c b/drivers/video/backlight/ep93xx_bl.c index fd073b277e4..33455821dd3 100644 --- a/drivers/video/backlight/ep93xx_bl.c +++ b/drivers/video/backlight/ep93xx_bl.c @@ -115,35 +115,33 @@ static int ep93xxbl_remove(struct platform_device *dev) return 0; } -#ifdef CONFIG_PM -static int ep93xxbl_suspend(struct platform_device *dev, pm_message_t state) +#ifdef CONFIG_PM_SLEEP +static int ep93xxbl_suspend(struct device *dev) { - struct backlight_device *bl = platform_get_drvdata(dev); + struct backlight_device *bl = dev_get_drvdata(dev); return ep93xxbl_set(bl, 0); } -static int ep93xxbl_resume(struct platform_device *dev) +static int ep93xxbl_resume(struct device *dev) { - struct backlight_device *bl = platform_get_drvdata(dev); + struct backlight_device *bl = dev_get_drvdata(dev); backlight_update_status(bl); return 0; } -#else -#define ep93xxbl_suspend NULL -#define ep93xxbl_resume NULL #endif +static SIMPLE_DEV_PM_OPS(ep93xxbl_pm_ops, ep93xxbl_suspend, ep93xxbl_resume); + static struct platform_driver ep93xxbl_driver = { .driver = { .name = "ep93xx-bl", .owner = THIS_MODULE, + .pm = &ep93xxbl_pm_ops, }, .probe = ep93xxbl_probe, .remove = ep93xxbl_remove, - .suspend = ep93xxbl_suspend, - .resume = ep93xxbl_resume, }; module_platform_driver(ep93xxbl_driver); |