if (state->mode == ADV7842_MODE_SDP)
return -ENODATA;
+ if (v4l2_match_dv_timings(&state->timings, timings, 0)) {
+ v4l2_dbg(1, debug, sd, "%s: no change\n", __func__);
+ return 0;
+ }
+
bt = &timings->bt;
if (!v4l2_valid_dv_timings(timings, adv7842_get_dv_timings_cap(sd),