[ARM] pxa: update da903x_bl.c to use 'struct dev_pm_ops'

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

1 files changed, 12 insertions, 8 deletions

diff --git a/drivers/video/backlight/da903x_bl.c b/drivers/video/backlight/da903x_bl.c
index 93bb4340cc64..701a1081e199 100644
--- a/drivers/video/backlight/da903x_bl.c
+++ b/drivers/video/backlight/da903x_bl.c
@@ -154,34 +154,38 @@ static int da903x_backlight_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-static int da903x_backlight_suspend(struct platform_device *pdev,
-                                 pm_message_t state)
+static int da903x_backlight_suspend(struct device *dev)
 {
+        struct platform_device *pdev = to_platform_device(dev);
         struct backlight_device *bl = platform_get_drvdata(pdev);
         return da903x_backlight_set(bl, 0);
 }
 
-static int da903x_backlight_resume(struct platform_device *pdev)
+static int da903x_backlight_resume(struct device *dev)
 {
+        struct platform_device *pdev = to_platform_device(dev);
         struct backlight_device *bl = platform_get_drvdata(pdev);
 
         backlight_update_status(bl);
         return 0;
 }
-#else
-#define da903x_backlight_suspend        NULL
-#define da903x_backlight_resume         NULL
+
+static struct dev_pm_ops da903x_backlight_pm_ops = {
+        .suspend        = da903x_backlight_suspend,
+        .resume         = da903x_backlight_resume,
+};
 #endif
 
 static struct platform_driver da903x_backlight_driver = {
         .driver         = {
                 .name   = "da903x-backlight",
                 .owner  = THIS_MODULE,
+#ifdef CONFIG_PM
+                .pm     = &da903x_backlight_pm_ops,
+#endif
         },
         .probe          = da903x_backlight_probe,
         .remove         = da903x_backlight_remove,
-        .suspend        = da903x_backlight_suspend,
-        .resume         = da903x_backlight_resume,
 };
 
 static int __init da903x_backlight_init(void)