Cross Reference: /src/sys/dev/audio/audio.c

Lines Matching defs:gain
5645 			/* If there are multiple tracks, do auto gain control */
5715  * Do auto gain control.
7147  * ai.{play,record}.gain		(R/W)
7149  *	It is historical reason that the gain is connected to HW mixer.
7160  *	It specifies the recording monitor gain(?) of HW mixer.
7297 		if (SPECIFIED(ai->play.gain))
7298 			SPRINTF(buf, ",play.gain=%d", ai->play.gain);
7299 		if (SPECIFIED(ai->record.gain))
7300 			SPRINTF(buf, ",record.gain=%d", ai->record.gain);
7618  * The parameters handled here are *.port, *.gain, *.balance and monitor_gain.
7680 	/* play.{gain,balance} */
7681 	if (SPECIFIED(newpi->gain) || SPECIFIED_CH(newpi->balance)) {
7684 			oldpi->gain = pgain;
7688 		if (SPECIFIED(newpi->gain))
7689 			pgain = newpi->gain;
7695 			    "setting play.gain=%d/balance=%d failed: "
7702 	/* record.{gain,balance} */
7703 	if (SPECIFIED(newri->gain) || SPECIFIED_CH(newri->balance)) {
7706 			oldri->gain = rgain;
7710 		if (SPECIFIED(newri->gain))
7711 			rgain = newri->gain;
7717 			    "setting record.gain=%d/balance=%d failed: "
7809 	int gain;
7913 		au_get_gain(sc, &sc->sc_outports, &pi->gain, &pi->balance);
7914 		au_get_gain(sc, &sc->sc_inports, &ri->gain, &ri->balance);
7917 			gain = au_get_monitor_gain(sc);
7918 			if (gain != -1)
7919 				ai->monitor_gain = gain;
8751 	int gain, int balance)
8763 		l = r = gain;
8765 		l = gain;
8766 		r = (balance * gain) / AUDIO_MID_BALANCE;
8768 		r = gain;
8769 		l = ((AUDIO_RIGHT_BALANCE - balance) * gain)
8772 	TRACE(2, "gain=%d balance=%d, l=%d r=%d", gain, balance, l, r);
9038  * It returns monitor gain if success, otherwise -1.
9144 	u_int gain;
9153 			au_get_gain(sc, &sc->sc_outports, &gain, &balance);
9156 			 * to reach max or minimum gain which seems reasonable
9161 			newgain = gain - mi.un.v.delta;
9175 	u_int gain, newgain;
9184 			au_get_gain(sc, &sc->sc_outports, &gain, &balance);
9187 			newgain = gain + mi.un.v.delta;
9200 	u_int gain, newgain;
9205 	au_get_gain(sc, &sc->sc_outports, &gain, &balance);
9206 	if (gain != 0) {
9207 		sc->sc_lastgain = gain;
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