v4l2_ctrl_merge 1454 drivers/media/usb/uvc/uvc_ctrl.c .merge = v4l2_ctrl_merge, v4l2_ctrl_merge 4373 drivers/media/v4l2-core/v4l2-ctrls.c EXPORT_SYMBOL(v4l2_ctrl_merge); v4l2_ctrl_merge 4379 drivers/media/v4l2-core/v4l2-ctrls.c .merge = v4l2_ctrl_merge, v4l2_ctrl_merge 1091 include/media/v4l2-ctrls.h void v4l2_ctrl_merge(const struct v4l2_event *old, struct v4l2_event *new);