From: Jingoo Han Date: Mon, 29 Apr 2013 23:17:44 +0000 (-0700) Subject: backlight: lm3533_bl: convert lm3533_bl to dev_pm_ops X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=b079296259c0680b6ad431d611295711576f5ac8;p=openwrt%2Fstaging%2Fblogic.git backlight: lm3533_bl: convert lm3533_bl 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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/video/backlight/lm3533_bl.c b/drivers/video/backlight/lm3533_bl.c index 5d18d4d7f470..1d1dbfb789e3 100644 --- a/drivers/video/backlight/lm3533_bl.c +++ b/drivers/video/backlight/lm3533_bl.c @@ -368,29 +368,28 @@ static int lm3533_bl_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM -static int lm3533_bl_suspend(struct platform_device *pdev, pm_message_t state) +#ifdef CONFIG_PM_SLEEP +static int lm3533_bl_suspend(struct device *dev) { - struct lm3533_bl *bl = platform_get_drvdata(pdev); + struct lm3533_bl *bl = dev_get_drvdata(dev); - dev_dbg(&pdev->dev, "%s\n", __func__); + dev_dbg(dev, "%s\n", __func__); return lm3533_ctrlbank_disable(&bl->cb); } -static int lm3533_bl_resume(struct platform_device *pdev) +static int lm3533_bl_resume(struct device *dev) { - struct lm3533_bl *bl = platform_get_drvdata(pdev); + struct lm3533_bl *bl = dev_get_drvdata(dev); - dev_dbg(&pdev->dev, "%s\n", __func__); + dev_dbg(dev, "%s\n", __func__); return lm3533_ctrlbank_enable(&bl->cb); } -#else -#define lm3533_bl_suspend NULL -#define lm3533_bl_resume NULL #endif +static SIMPLE_DEV_PM_OPS(lm3533_bl_pm_ops, lm3533_bl_suspend, lm3533_bl_resume); + static void lm3533_bl_shutdown(struct platform_device *pdev) { struct lm3533_bl *bl = platform_get_drvdata(pdev); @@ -404,12 +403,11 @@ static struct platform_driver lm3533_bl_driver = { .driver = { .name = "lm3533-backlight", .owner = THIS_MODULE, + .pm = &lm3533_bl_pm_ops, }, .probe = lm3533_bl_probe, .remove = lm3533_bl_remove, .shutdown = lm3533_bl_shutdown, - .suspend = lm3533_bl_suspend, - .resume = lm3533_bl_resume, }; module_platform_driver(lm3533_bl_driver);