There are no external users of of_find_backlight, as they have all changed to use the managed version. Make of_find_backlight static to prevent new external users.
v3: - Move doc for devm_of_find_backlight out of this patch
v2: - Editorial corrections (Daniel) - Returns => RETURNS (Daniel)
Signed-off-by: Sam Ravnborg sam@ravnborg.org Reviewed-by: Daniel Thompson daniel.thompson@linaro.org Cc: Lee Jones lee.jones@linaro.org Cc: Daniel Thompson daniel.thompson@linaro.org Cc: Jingoo Han jingoohan1@gmail.com --- drivers/video/backlight/backlight.c | 18 +----------------- include/linux/backlight.h | 6 ------ 2 files changed, 1 insertion(+), 23 deletions(-)
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index d8387c8e7112..ff8406a15545 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -673,22 +673,7 @@ struct backlight_device *of_find_backlight_by_node(struct device_node *node) EXPORT_SYMBOL(of_find_backlight_by_node); #endif
-/** - * of_find_backlight - Get backlight device - * @dev: Device - * - * This function looks for a property named 'backlight' on the DT node - * connected to @dev and looks up the backlight device. - * - * Call backlight_put() to drop the reference on the backlight device. - * - * Returns: - * A pointer to the backlight device if found. - * Error pointer -EPROBE_DEFER if the DT property is set, but no backlight - * device is found. - * NULL if there's no backlight property. - */ -struct backlight_device *of_find_backlight(struct device *dev) +static struct backlight_device *of_find_backlight(struct device *dev) { struct backlight_device *bd = NULL; struct device_node *np; @@ -714,7 +699,6 @@ struct backlight_device *of_find_backlight(struct device *dev)
return bd; } -EXPORT_SYMBOL(of_find_backlight);
static void devm_backlight_release(void *data) { diff --git a/include/linux/backlight.h b/include/linux/backlight.h index f3b484c99789..8b43fd90d84a 100644 --- a/include/linux/backlight.h +++ b/include/linux/backlight.h @@ -477,14 +477,8 @@ of_find_backlight_by_node(struct device_node *node) #endif
#if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE) -struct backlight_device *of_find_backlight(struct device *dev); struct backlight_device *devm_of_find_backlight(struct device *dev); #else -static inline struct backlight_device *of_find_backlight(struct device *dev) -{ - return NULL; -} - static inline struct backlight_device * devm_of_find_backlight(struct device *dev) {