v4l2_ctrl_lock
v4l2_ctrl_lock(state->volume);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(dev->radio_tx_rds_pi);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(master);
v4l2_ctrl_lock(master);
v4l2_ctrl_lock(master);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(master);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(master);
v4l2_ctrl_lock(fim->ctrl[FIM_CL_ENABLE]);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);
v4l2_ctrl_lock(ctrl);