Since we will need the backlight_device_get_by_type API, we can use it
instead of the backlight_device_registered API whenever necessary so
remove the backlight_device_registered API.
Signed-off-by: Aaron Lu <aaron.lu@xxxxxxxxx>
Acked-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
drivers/acpi/video_detect.c | 2 +-
drivers/video/backlight/backlight.c | 6 ------
include/linux/backlight.h | 1 -
3 files changed, 1 insertion(+), 8 deletions(-)
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 1316ddd92fac..3d1327615f72 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -358,7 +358,7 @@ enum acpi_backlight_type acpi_video_get_backlight_type(void)
if (!(video_caps & ACPI_VIDEO_BACKLIGHT))
return acpi_backlight_vendor;
- if (acpi_osi_is_win8() && backlight_device_registered(BACKLIGHT_RAW))
+ if (acpi_osi_is_win8() && backlight_device_get_by_type(BACKLIGHT_RAW))
return acpi_backlight_native;
return acpi_backlight_video;
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
index 18901b9b1eb4..288318ad21dd 100644
--- a/drivers/video/backlight/backlight.c
+++ b/drivers/video/backlight/backlight.c
@@ -407,12 +407,6 @@ struct backlight_device *backlight_device_get_by_type(enum backlight_type type)
}
EXPORT_SYMBOL(backlight_device_get_by_type);
-bool backlight_device_registered(enum backlight_type type)
-{
- return backlight_device_get_by_type(type) ? true : false;
-}
-EXPORT_SYMBOL(backlight_device_registered);
-
/**
* backlight_device_unregister - unregisters a backlight device object.
* @bd: the backlight device object to be unregistered and freed.
diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index f46b88fa4a09..5f2fd61ef4fb 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -141,7 +141,6 @@ extern void devm_backlight_device_unregister(struct device *dev,
struct backlight_device *bd);
extern void backlight_force_update(struct backlight_device *bd,
enum backlight_update_reason reason);
-extern bool backlight_device_registered(enum backlight_type type);
extern int backlight_register_notifier(struct notifier_block *nb);
extern int backlight_unregister_notifier(struct notifier_block *nb);
extern struct backlight_device *backlight_device_get_by_type(enum backlight_type type);
--
2.5.5
--
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