diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-01-11 03:09:22 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-11 04:30:48 +0400 |
| commit | e2c17bc6f717a8847df2a867caec6ba4fe85f3fc (patch) | |
| tree | 9e0014d520c8b83601968da292d080fda8bb7e52 | |
| parent | 48e78e8cc87ab80617ef0c5a146701ca96a4a51d (diff) | |
| download | linux-e2c17bc6f717a8847df2a867caec6ba4fe85f3fc.tar.xz | |
backlight: convert pwm_bl to dev_pm_ops
Should be no functional changes, mainly a reorganisation to support future
work.
[akpm@linux-foundation.org: fix CONFIG_PM=n build]
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/video/backlight/pwm_bl.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index b811e8fb4062..7496d04e1d3c 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -169,10 +169,9 @@ static int pwm_backlight_remove(struct platform_device *pdev) } #ifdef CONFIG_PM -static int pwm_backlight_suspend(struct platform_device *pdev, - pm_message_t state) +static int pwm_backlight_suspend(struct device *dev) { - struct backlight_device *bl = platform_get_drvdata(pdev); + struct backlight_device *bl = dev_get_drvdata(dev); struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev); if (pb->notify) @@ -184,27 +183,29 @@ static int pwm_backlight_suspend(struct platform_device *pdev, return 0; } -static int pwm_backlight_resume(struct platform_device *pdev) +static int pwm_backlight_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 pwm_backlight_suspend NULL -#define pwm_backlight_resume NULL + +static SIMPLE_DEV_PM_OPS(pwm_backlight_pm_ops, pwm_backlight_suspend, + pwm_backlight_resume); + #endif static struct platform_driver pwm_backlight_driver = { .driver = { .name = "pwm-backlight", .owner = THIS_MODULE, +#ifdef CONFIG_PM + .pm = &pwm_backlight_pm_ops, +#endif }, .probe = pwm_backlight_probe, .remove = pwm_backlight_remove, - .suspend = pwm_backlight_suspend, - .resume = pwm_backlight_resume, }; module_platform_driver(pwm_backlight_driver); |