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| author | Jingoo Han <jg1.han@samsung.com> | 2013-04-29 16:17:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 18:28:16 -0700 |
| commit | 5a3778e2f57e5fb1f6e060586f5850dd87b5320f (patch) | |
| tree | ce676c454ba09d72543afeafe1919549ec7b679b /drivers | |
| parent | b079296259c0680b6ad431d611295711576f5ac8 (diff) | |
| download | linux-3.10-5a3778e2f57e5fb1f6e060586f5850dd87b5320f.tar.gz linux-3.10-5a3778e2f57e5fb1f6e060586f5850dd87b5320f.tar.bz2 linux-3.10-5a3778e2f57e5fb1f6e060586f5850dd87b5320f.zip | |
backlight: locomolcd: convert locomolcd 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')
| -rw-r--r-- | drivers/video/backlight/locomolcd.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/video/backlight/locomolcd.c b/drivers/video/backlight/locomolcd.c index 146fea8aa43..6c3ec4259a6 100644 --- a/drivers/video/backlight/locomolcd.c +++ b/drivers/video/backlight/locomolcd.c @@ -157,25 +157,24 @@ static const struct backlight_ops locomobl_data = { .update_status = locomolcd_set_intensity, }; -#ifdef CONFIG_PM -static int locomolcd_suspend(struct locomo_dev *dev, pm_message_t state) +#ifdef CONFIG_PM_SLEEP +static int locomolcd_suspend(struct device *dev) { locomolcd_flags |= LOCOMOLCD_SUSPENDED; locomolcd_set_intensity(locomolcd_bl_device); return 0; } -static int locomolcd_resume(struct locomo_dev *dev) +static int locomolcd_resume(struct device *dev) { locomolcd_flags &= ~LOCOMOLCD_SUSPENDED; locomolcd_set_intensity(locomolcd_bl_device); return 0; } -#else -#define locomolcd_suspend NULL -#define locomolcd_resume NULL #endif +static SIMPLE_DEV_PM_OPS(locomolcd_pm_ops, locomolcd_suspend, locomolcd_resume); + static int locomolcd_probe(struct locomo_dev *ldev) { struct backlight_properties props; @@ -230,13 +229,12 @@ static int locomolcd_remove(struct locomo_dev *dev) static struct locomo_driver poodle_lcd_driver = { .drv = { - .name = "locomo-backlight", + .name = "locomo-backlight", + .pm = &locomolcd_pm_ops, }, .devid = LOCOMO_DEVID_BACKLIGHT, .probe = locomolcd_probe, .remove = locomolcd_remove, - .suspend = locomolcd_suspend, - .resume = locomolcd_resume, }; static int __init locomolcd_init(void) |