110 static void debug_alloc(struct snd_opl3 *opl3, char *s, int voice) {  in debug_alloc()  argument
114 	printk(KERN_DEBUG "time %.5i: %s [%.2i]: ", opl3->use_time, s, voice);  in debug_alloc()
122  * Get a FM voice (channel) to play a note on.
126 	int chan_4op_1;		/* first voice for 4op instrument */  in opl3_get_voice()
127 	int chan_4op_2;		/* second voice for 4op instrument */  in opl3_get_voice()
145 		int voice;  in opl3_get_voice()  member
151 		best[i].voice = -1;  in opl3_get_voice()
169 			/* allocate 4op voice */  in opl3_get_voice()
175 				/* kill one voice, CHEAP */  in opl3_get_voice()
187 			/* allocate 2op voice */  in opl3_get_voice()
192 				/* kill one voice on 2op channel, CHEAP */  in opl3_get_voice()
200 			bp->voice = i;  in opl3_get_voice()
205 		if (best[i].voice >= 0) {  in opl3_get_voice()
207 			printk(KERN_DEBUG "%s %iop allocation on voice %i\n",  in opl3_get_voice()
209 			       best[i].voice);  in opl3_get_voice()
211 			return best[i].voice;  in opl3_get_voice()
281 	int voice;  in snd_opl3_note_on()  local
312 	/* in SEQ mode, drum voice numbers are notes on drum channel */  in snd_opl3_note_on()
367 	/* in SEQ mode, allocate voice on free OPL3 channel */  in snd_opl3_note_on()
369 		voice = opl3_get_voice(opl3, instr_4op, chan);  in snd_opl3_note_on()
371 		/* remap OSS voice */  in snd_opl3_note_on()
372 		voice = snd_opl3_oss_map[chan->number];		  in snd_opl3_note_on()
375 	if (voice < 0) {  in snd_opl3_note_on()
380 	if (voice < MAX_OPL2_VOICES) {  in snd_opl3_note_on()
383 		voice_offset = voice;  in snd_opl3_note_on()
388 		voice_offset = voice - MAX_OPL2_VOICES;  in snd_opl3_note_on()
392 	/* kill voice on channel */  in snd_opl3_note_on()
393 	vp = &opl3->voices[voice];  in snd_opl3_note_on()
400 		vp2 = &opl3->voices[voice + 3];  in snd_opl3_note_on()
459 	/* Program the FM voice characteristics */  in snd_opl3_note_on()
466 		/* Set OPL3 AM_VIB register of requested voice/operator */   in snd_opl3_note_on()
471 		/* Set OPL3 KSL_LEVEL register of requested voice/operator */   in snd_opl3_note_on()
476 		/* Set OPL3 ATTACK_DECAY register of requested voice/operator */   in snd_opl3_note_on()
481 		/* Set OPL3 SUSTAIN_RELEASE register of requested voice/operator */   in snd_opl3_note_on()
494 	/* Set output voice connection */  in snd_opl3_note_on()
506 		/* Set output voice connection */  in snd_opl3_note_on()
532 	/* Set OPL3 FNUM_LOW register of requested voice */  in snd_opl3_note_on()
536 	opl3->voices[voice].keyon_reg = blocknum;  in snd_opl3_note_on()
542 	snd_printk(KERN_DEBUG "  --> trigger voice %i\n", voice);  in snd_opl3_note_on()
544 	/* Set OPL3 KEYON_BLOCK register of requested voice */   in snd_opl3_note_on()
550 		opl3->voices[voice].note_off = jiffies +  in snd_opl3_note_on()
553 		opl3->voices[voice].note_off_check = 1;  in snd_opl3_note_on()
555 		opl3->voices[voice].note_off_check = 0;  in snd_opl3_note_on()
568 		vp2 = &opl3->voices[voice + 3];  in snd_opl3_note_on()
575 			/* 4op killed by 2op, release bounded voice */  in snd_opl3_note_on()
576 			vp2 = &opl3->voices[voice + 3];  in snd_opl3_note_on()
584 	debug_alloc(opl3, "note on ", voice);  in snd_opl3_note_on()
605 static void snd_opl3_kill_voice(struct snd_opl3 *opl3, int voice)  in snd_opl3_kill_voice()  argument
613 	if (snd_BUG_ON(voice >= MAX_OPL3_VOICES))  in snd_opl3_kill_voice()
616 	vp = &opl3->voices[voice];  in snd_opl3_kill_voice()
617 	if (voice < MAX_OPL2_VOICES) {  in snd_opl3_kill_voice()
620 		voice_offset = voice;  in snd_opl3_kill_voice()
624 		voice_offset = voice - MAX_OPL2_VOICES;  in snd_opl3_kill_voice()
627 	/* kill voice */  in snd_opl3_kill_voice()
629 	snd_printk(KERN_DEBUG "  --> kill voice %i\n", voice);  in snd_opl3_kill_voice()
639 		vp2 = &opl3->voices[voice + 3];  in snd_opl3_kill_voice()
646 	debug_alloc(opl3, "note off", voice);  in snd_opl3_kill_voice()
659 	int voice;  in snd_opl3_note_off_unsafe()  local
676 		for (voice = 0; voice < opl3->max_voices; voice++) {  in snd_opl3_note_off_unsafe()
677 			vp = &opl3->voices[voice];  in snd_opl3_note_off_unsafe()
679 				snd_opl3_kill_voice(opl3, voice);  in snd_opl3_note_off_unsafe()
685 			voice = snd_opl3_oss_map[chan->number];		  in snd_opl3_note_off_unsafe()
686 			snd_opl3_kill_voice(opl3, voice);  in snd_opl3_note_off_unsafe()
724 static void snd_opl3_update_pitch(struct snd_opl3 *opl3, int voice)  in snd_opl3_update_pitch()  argument
734 	if (snd_BUG_ON(voice >= MAX_OPL3_VOICES))  in snd_opl3_update_pitch()
737 	vp = &opl3->voices[voice];  in snd_opl3_update_pitch()
741 	if (voice < MAX_OPL2_VOICES) {  in snd_opl3_update_pitch()
744 		voice_offset = voice;  in snd_opl3_update_pitch()
748 		voice_offset = voice - MAX_OPL2_VOICES;  in snd_opl3_update_pitch()
753 	/* Set OPL3 FNUM_LOW register of requested voice */  in snd_opl3_update_pitch()
762 	/* Set OPL3 KEYON_BLOCK register of requested voice */   in snd_opl3_update_pitch()
770  * Update voice pitch controller
774 	int voice;  in snd_opl3_pitch_ctrl()  local
782 		for (voice = 0; voice < opl3->max_voices; voice++) {  in snd_opl3_pitch_ctrl()
783 			vp = &opl3->voices[voice];  in snd_opl3_pitch_ctrl()
785 				snd_opl3_update_pitch(opl3, voice);  in snd_opl3_pitch_ctrl()
791 			voice = snd_opl3_oss_map[chan->number];		  in snd_opl3_pitch_ctrl()
792 			snd_opl3_update_pitch(opl3, voice);  in snd_opl3_pitch_ctrl()