.unlock = optc1_unlock,
.enable_optc_clock = optc1_enable_optc_clock,
.set_drr = optc1_set_drr,
+ .get_last_used_drr_vtotal = NULL,
.set_static_screen_control = optc1_set_static_screen_control,
.set_test_pattern = optc1_set_test_pattern,
.program_stereo = optc1_program_stereo,