summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorSam Ravnborg <sam@ravnborg.org>2020-07-19 10:07:43 +0200
committerLee Jones <lee.jones@linaro.org>2020-07-20 10:27:11 +0100
commitb6539a11e807c531e51ff7ad9a25c3a1b6ff7340 (patch)
tree123b95df28371835df8b68a0f4f18dedabb91487
parent0f6a3256fd810eeca9c56cccafee46359d995138 (diff)
downloadlwn-b6539a11e807c531e51ff7ad9a25c3a1b6ff7340.tar.gz
lwn-b6539a11e807c531e51ff7ad9a25c3a1b6ff7340.zip
backlight: backlight: Make of_find_backlight static
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. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
-rw-r--r--drivers/video/backlight/backlight.c18
-rw-r--r--include/linux/backlight.h6
2 files changed, 1 insertions, 23 deletions
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
index cba8505fef5a..537fe1b376ad 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 64f91324c911..614653e07e3a 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)
{