The patch titled
Subject: backlight-add-of_find_backlight_by_node-function-fix-2
has been added to the -mm tree. Its filename is
backlight-add-of_find_backlight_by_node-function-fix-2.patch
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------------------------------------------------------
From: Thierry Reding <thierry.reding@xxxxxxxxxxxxxxxxx>
Subject: backlight-add-of_find_backlight_by_node-function-fix-2
Signed-off-by: Thierry Reding <thierry.reding@xxxxxxxxxxxxxxxxx>
Reviewed-by: Grant Likely <grant.likely@xxxxxxxxxxxx>
Acked-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/video/backlight/backlight.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff -puN drivers/video/backlight/backlight.c~backlight-add-of_find_backlight_by_node-function-fix-2 drivers/video/backlight/backlight.c
--- a/drivers/video/backlight/backlight.c~backlight-add-of_find_backlight_by_node-function-fix-2
+++ a/drivers/video/backlight/backlight.c
@@ -376,6 +376,18 @@ static int of_parent_match(struct device
return dev->parent && dev->parent->of_node == data;
}
+/**
+ * of_find_backlight_by_node() - find backlight device by device-tree node
+ * @node: device-tree node of the backlight device
+ *
+ * Returns a pointer to the backlight device corresponding to the given DT
+ * node or NULL if no such backlight device exists or if the device hasn't
+ * been probed yet.
+ *
+ * This function obtains a reference on the backlight device and it is the
+ * caller's responsibility to drop the reference by calling put_device() on
+ * the backlight device's .dev field.
+ */
struct backlight_device *of_find_backlight_by_node(struct device_node *node)
{
struct device *dev;
_
Patches currently in -mm which might be from thierry.reding@xxxxxxxxxxxxxxxxx are
origin.patch
linux-next.patch
mm-compaction-fix-compiler-warning.patch
drivers-video-backlight-lp855x_blc-use-generic-pwm-functions.patch
drivers-video-backlight-lp855x_blc-use-generic-pwm-functions-fix.patch
drivers-video-backlight-lp855x_blc-remove-unnecessary-mutex-code.patch
backlight-add-of_find_backlight_by_node-function.patch
backlight-add-of_find_backlight_by_node-function-fix.patch
backlight-add-of_find_backlight_by_node-function-fix-2.patch
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