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| author | Jingoo Han <jg1.han@samsung.com> | 2013-04-29 16:17:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 18:28:18 -0700 |
| commit | 07cac9d78fcc9a0a3dd7c5b8523371f4d8cae591 (patch) | |
| tree | df52ac489cfc2e8cbcc94adff117846ab979cfb6 /drivers/video/backlight | |
| parent | 46e1915eef9c0e935a09808a30e167abb857b4ec (diff) | |
| download | op-kernel-dev-07cac9d78fcc9a0a3dd7c5b8523371f4d8cae591.zip op-kernel-dev-07cac9d78fcc9a0a3dd7c5b8523371f4d8cae591.tar.gz | |
backlight: omap1: convert omapbl 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/omap1_bl.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/video/backlight/omap1_bl.c b/drivers/video/backlight/omap1_bl.c index 0aed176..812e22e 100644 --- a/drivers/video/backlight/omap1_bl.c +++ b/drivers/video/backlight/omap1_bl.c @@ -71,27 +71,24 @@ static void omapbl_blank(struct omap_backlight *bl, int mode) } } -#ifdef CONFIG_PM -static int omapbl_suspend(struct platform_device *pdev, pm_message_t state) +#ifdef CONFIG_PM_SLEEP +static int omapbl_suspend(struct device *dev) { - struct backlight_device *dev = platform_get_drvdata(pdev); - struct omap_backlight *bl = bl_get_data(dev); + struct backlight_device *bl_dev = dev_get_drvdata(dev); + struct omap_backlight *bl = bl_get_data(bl_dev); omapbl_blank(bl, FB_BLANK_POWERDOWN); return 0; } -static int omapbl_resume(struct platform_device *pdev) +static int omapbl_resume(struct device *dev) { - struct backlight_device *dev = platform_get_drvdata(pdev); - struct omap_backlight *bl = bl_get_data(dev); + struct backlight_device *bl_dev = dev_get_drvdata(dev); + struct omap_backlight *bl = bl_get_data(bl_dev); omapbl_blank(bl, bl->powermode); return 0; } -#else -#define omapbl_suspend NULL -#define omapbl_resume NULL #endif static int omapbl_set_power(struct backlight_device *dev, int state) @@ -182,13 +179,14 @@ static int omapbl_remove(struct platform_device *pdev) return 0; } +static SIMPLE_DEV_PM_OPS(omapbl_pm_ops, omapbl_suspend, omapbl_resume); + static struct platform_driver omapbl_driver = { .probe = omapbl_probe, .remove = omapbl_remove, - .suspend = omapbl_suspend, - .resume = omapbl_resume, .driver = { .name = "omap-bl", + .pm = &omapbl_pm_ops, }, }; |
