25  *      with another voice to a 4 OP voice. For example voice 0
26  *      can be connected with voice 3. The operators of voice 3 are
27  *      used as operators 3 and 4 of the new 4 OP voice.
28  *      In this case the 2 OP voice number 0 is the 'first half' and
29  *      voice 3 is the second.
61 static int snd_opl3_set_voice(struct snd_opl3 * opl3, struct snd_dm_fm_voice * voice);
126 			struct snd_dm_fm_voice voice;  in snd_opl3_ioctl()  local
127 			if (copy_from_user(&voice, argp, sizeof(struct snd_dm_fm_voice)))  in snd_opl3_ioctl()
129 			return snd_opl3_set_voice(opl3, &voice);  in snd_opl3_ioctl()
359 		/* Get register array side and offset of voice */  in snd_opl3_reset()
398 	if (note->voice >= ((opl3->fm_mode == SNDRV_DM_FM_MODE_OPL3) ?  in snd_opl3_play_note()
402 	/* Get register array side and offset of voice */  in snd_opl3_play_note()
403 	if (note->voice < MAX_OPL2_VOICES) {  in snd_opl3_play_note()
406 		voice_offset = note->voice;  in snd_opl3_play_note()
410 		voice_offset = note->voice - MAX_OPL2_VOICES;  in snd_opl3_play_note()
427 	/* Set OPL3 KEYON_BLOCK register of requested voice */   in snd_opl3_play_note()
435 static int snd_opl3_set_voice(struct snd_opl3 * opl3, struct snd_dm_fm_voice * voice)  in snd_opl3_set_voice()  argument
445 	if (voice->op > 1)  in snd_opl3_set_voice()
449 	if (voice->voice >= ((opl3->fm_mode == SNDRV_DM_FM_MODE_OPL3) ?  in snd_opl3_set_voice()
453 	/* Get register array side and offset of voice */  in snd_opl3_set_voice()
454 	if (voice->voice < MAX_OPL2_VOICES) {  in snd_opl3_set_voice()
457 		voice_offset = voice->voice;  in snd_opl3_set_voice()
461 		voice_offset = voice->voice - MAX_OPL2_VOICES;  in snd_opl3_set_voice()
465 	voice_op = array_index_nospec(voice->op, 4);  in snd_opl3_set_voice()
470 	if (voice->am)  in snd_opl3_set_voice()
473 	if (voice->vibrato)  in snd_opl3_set_voice()
476 	if (voice->do_sustain)  in snd_opl3_set_voice()
479 	if (voice->kbd_scale)  in snd_opl3_set_voice()
482 	reg_val |= voice->harmonic & OPL3_MULTIPLE_MASK;  in snd_opl3_set_voice()
484 	/* Set OPL3 AM_VIB register of requested voice/operator */   in snd_opl3_set_voice()
489 	reg_val = (voice->scale_level << 6) & OPL3_KSL_MASK;  in snd_opl3_set_voice()
491 	reg_val |= ~voice->volume & OPL3_TOTAL_LEVEL_MASK;  in snd_opl3_set_voice()
493 	/* Set OPL3 KSL_LEVEL register of requested voice/operator */   in snd_opl3_set_voice()
498 	reg_val = (voice->attack << 4) & OPL3_ATTACK_MASK;  in snd_opl3_set_voice()
500 	reg_val |= voice->decay & OPL3_DECAY_MASK;  in snd_opl3_set_voice()
502 	/* Set OPL3 ATTACK_DECAY register of requested voice/operator */   in snd_opl3_set_voice()
507 	reg_val = (voice->sustain << 4) & OPL3_SUSTAIN_MASK;  in snd_opl3_set_voice()
509 	reg_val |= voice->release & OPL3_RELEASE_MASK;  in snd_opl3_set_voice()
511 	/* Set OPL3 SUSTAIN_RELEASE register of requested voice/operator */   in snd_opl3_set_voice()
516 	reg_val = (voice->feedback << 1) & OPL3_FEEDBACK_MASK;  in snd_opl3_set_voice()
518 	if (voice->connection)  in snd_opl3_set_voice()
522 		if (voice->left)  in snd_opl3_set_voice()
524 		if (voice->right)  in snd_opl3_set_voice()
527 	/* Feedback/connection bits are applicable to voice */  in snd_opl3_set_voice()
532 	reg_val = voice->waveform & OPL3_WAVE_SELECT_MASK;  in snd_opl3_set_voice()