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....@samsung.com>
---
drivers/video/backlight/locomolcd.c | 16 +++++++---------
1 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/drivers/video/backlight/locomolcd.c
b/drivers/video/backlight/locomolcd.c
index 146fea8..6c3ec42 100644
--- a/drivers/video/backlight/locomolcd.c
+++ b/drivers/video/backlight/locomolcd.c
@@ -157,25 +157,24 @@ static const struct backlight_ops locomobl_data = {
.update_status = locomolcd_set_intensity,
};
-#ifdef CONFIG_PM
-static int locomolcd_suspend(struct locomo_dev *dev, pm_message_t state)
+#ifdef CONFIG_PM_SLEEP
+static int locomolcd_suspend(struct device *dev)
{
locomolcd_flags |= LOCOMOLCD_SUSPENDED;
locomolcd_set_intensity(locomolcd_bl_device);
return 0;
}
-static int locomolcd_resume(struct locomo_dev *dev)
+static int locomolcd_resume(struct device *dev)
{
locomolcd_flags &= ~LOCOMOLCD_SUSPENDED;
locomolcd_set_intensity(locomolcd_bl_device);
return 0;
}
-#else
-#define locomolcd_suspend NULL
-#define locomolcd_resume NULL
#endif
+static SIMPLE_DEV_PM_OPS(locomolcd_pm_ops, locomolcd_suspend,
locomolcd_resume);
+
static int locomolcd_probe(struct locomo_dev *ldev)
{
struct backlight_properties props;
@@ -230,13 +229,12 @@ static int locomolcd_remove(struct locomo_dev *dev)
static struct locomo_driver poodle_lcd_driver = {
.drv = {
- .name = "locomo-backlight",
+ .name = "locomo-backlight",
+ .pm = &locomolcd_pm_ops,
},
.devid = LOCOMO_DEVID_BACKLIGHT,
.probe = locomolcd_probe,
.remove = locomolcd_remove,
- .suspend = locomolcd_suspend,
- .resume = locomolcd_resume,
};
static int __init locomolcd_init(void)
--
1.7.2.5
--
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