upstream: [media] media: v4l2-ctrl: add a helper function to add standard control...

Add helper function v4l2_ctrl_new_std_menu_items(), which adds
a standard menu control, with driver specific menu.

Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/Documentation/video4linux/v4l2-controls.txt b/Documentation/video4linux/v4l2-controls.txt
index 06cf3ac..7d2b388 100644 (file)
--- a/Documentation/video4linux/v4l2-controls.txt
+++ b/Documentation/video4linux/v4l2-controls.txt
@@ -145,6 +145,14 @@ v4l2_ctrl_new_int_menu:
                        const struct v4l2_ctrl_ops *ops,
                        u32 id, s32 max, s32 def, const s64 *qmenu_int);
 
+Standard menu controls with a driver specific menu are added by calling
+v4l2_ctrl_new_std_menu_items:
+
+       struct v4l2_ctrl *v4l2_ctrl_new_std_menu_items(
+               struct v4l2_ctrl_handler *hdl,
+               const struct v4l2_ctrl_ops *ops, u32 id, s32 max,
+               s32 skip_mask, s32 def, const char * const *qmenu);
+
 These functions are typically called right after the v4l2_ctrl_handler_init:
 
        static const s64 exp_bias_qmenu[] = {