stv090x_car_width
state->tuner_bw = stv090x_car_width(state->srate, state->rolloff) + state->srate;
else if (abs(offst_freq) <= (stv090x_car_width(state->srate, state->rolloff) / 2000))
state->tuner_bw = stv090x_car_width(srate, state->rolloff) + 10000000;
state->tuner_bw = (15 * (stv090x_car_width(state->srate, state->rolloff) + 10000000)) / 10;
state->tuner_bw = stv090x_car_width(state->srate, state->rolloff) + 10000000;