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path: root/drivers/media/v4l2-core/v4l2-ctrls.c
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Diffstat (limited to 'drivers/media/v4l2-core/v4l2-ctrls.c')
-rw-r--r--drivers/media/v4l2-core/v4l2-ctrls.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 0bcef2b52cb1..207bcd8dee11 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -1650,6 +1650,36 @@ struct v4l2_ctrl *v4l2_ctrl_new_std_menu(struct v4l2_ctrl_handler *hdl,
}
EXPORT_SYMBOL(v4l2_ctrl_new_std_menu);
+/* Helper function for standard menu controls with driver defined menu */
+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 mask, s32 def, const char * const *qmenu)
+{
+ enum v4l2_ctrl_type type;
+ const char *name;
+ u32 flags;
+ s32 step;
+ s32 min;
+
+ /* v4l2_ctrl_new_std_menu_items() should only be called for
+ * standard controls without a standard menu.
+ */
+ if (v4l2_ctrl_get_menu(id)) {
+ handler_set_err(hdl, -EINVAL);
+ return NULL;
+ }
+
+ v4l2_ctrl_fill(id, &name, &type, &min, &max, &step, &def, &flags);
+ if (type != V4L2_CTRL_TYPE_MENU || qmenu == NULL) {
+ handler_set_err(hdl, -EINVAL);
+ return NULL;
+ }
+ return v4l2_ctrl_new(hdl, ops, id, name, type, 0, max, mask, def,
+ flags, qmenu, NULL, NULL);
+
+}
+EXPORT_SYMBOL(v4l2_ctrl_new_std_menu_items);
+
/* Helper function for standard integer menu controls */
struct v4l2_ctrl *v4l2_ctrl_new_int_menu(struct v4l2_ctrl_handler *hdl,
const struct v4l2_ctrl_ops *ops,

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