[PATCH 08/14] backlight: ep93xx: convert ep93xx to dev_pm_ops

[Jingoo Han]

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@xxxxxxxxxxx>
---
 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 ef3e21e..734b7fe 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);
-- 
1.7.2.5


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