1 // SPDX-License-Identifier: GPL-2.0-or-later
42  * macro evaluates its args more than once, so changed to upper-case.
68 	emux->ops = emu10k1_ops;  in snd_emu10k1_ops_setup()
87 	emu = hw->synth;  in snd_emu10k1_synth_get_voice()
92 			int ch;  in snd_emu10k1_synth_get_voice()  local
93 			vp = &emu->voices[best[i].voice];  in snd_emu10k1_synth_get_voice()
94 			ch = vp->ch;  in snd_emu10k1_synth_get_voice()
95 			if (ch < 0) {  in snd_emu10k1_synth_get_voice()
97 				dev_warn(emu->card->dev,  in snd_emu10k1_synth_get_voice()
98 				       "synth_get_voice: ch < 0 (%d) ??", i);  in snd_emu10k1_synth_get_voice()
102 			vp->emu->num_voices--;  in snd_emu10k1_synth_get_voice()
103 			vp->ch = -1;  in snd_emu10k1_synth_get_voice()
104 			vp->state = SNDRV_EMUX_ST_OFF;  in snd_emu10k1_synth_get_voice()
105 			return ch;  in snd_emu10k1_synth_get_voice()
110 	return -ENOMEM;  in snd_emu10k1_synth_get_voice()
122 	hw = vp->hw;  in release_voice()
123 	snd_emu10k1_ptr_write_multiple(hw, vp->ch,  in release_voice()
124 		DCYSUSM, (unsigned char)vp->reg.parm.modrelease | DCYSUSM_PHASE1_MASK,  in release_voice()
125 …DCYSUSV, (unsigned char)vp->reg.parm.volrelease | DCYSUSV_PHASE1_MASK | DCYSUSV_CHANNELENABLE_MASK,  in release_voice()
140 	hw = vp->hw;  in terminate_voice()
141 	snd_emu10k1_ptr_write_multiple(hw, vp->ch,  in terminate_voice()
148 	if (vp->block) {  in terminate_voice()
150 		emem = (struct snd_emu10k1_memblk *)vp->block;  in terminate_voice()
151 		if (emem->map_locked > 0)  in terminate_voice()
152 			emem->map_locked--;  in terminate_voice()
164 	hw = vp->hw;  in free_voice()
169 	if (hw && (vp->ch >= 0)) {  in free_voice()
170 		snd_emu10k1_voice_free(hw, &hw->voices[vp->ch]);  in free_voice()
171 		vp->emu->num_voices--;  in free_voice()
172 		vp->ch = -1;  in free_voice()
185 	hw = vp->hw;  in update_voice()
187 		snd_emu10k1_ptr_write(hw, IFATN_ATTENUATION, vp->ch, vp->avol);  in update_voice()
189 		snd_emu10k1_ptr_write(hw, IP, vp->ch, vp->apitch);  in update_voice()
191 		snd_emu10k1_ptr_write(hw, PTRX_FXSENDAMOUNT_A, vp->ch, vp->apan);  in update_voice()
192 		snd_emu10k1_ptr_write(hw, PTRX_FXSENDAMOUNT_B, vp->ch, vp->aaux);  in update_voice()
195 		snd_emu10k1_ptr_write(hw, FMMOD, vp->ch, make_fmmod(vp));  in update_voice()
197 		snd_emu10k1_ptr_write(hw, TREMFRQ, vp->ch, vp->reg.parm.tremfrq);  in update_voice()
199 		snd_emu10k1_ptr_write(hw, FM2FRQ2, vp->ch, make_fm2frq2(vp));  in update_voice()
201 		snd_emu10k1_ptr_write(hw, CCCA_RESONANCE, vp->ch, vp->reg.parm.filterQ);  in update_voice()
206  * look up voice table - get the best voice in order of preference
218 		best[i].time = (unsigned int)-1; /* XXX MAX_?INT really */  in lookup_voices()
219 		best[i].voice = -1;  in lookup_voices()
226 	for (i = 0; i < emu->max_voices; i++) {  in lookup_voices()
229 		vp = &emu->voices[i];  in lookup_voices()
230 		state = vp->state;  in lookup_voices()
232 			if (vp->ch < 0) {  in lookup_voices()
243 			val = snd_emu10k1_ptr_read(hw, CVCF_CURRENTVOL, vp->ch);  in lookup_voices()
255 		/* check if sample is finished playing (non-looping only) */  in lookup_voices()
257 		    (vp->reg.sample_mode & SNDRV_SFNT_SAMPLE_SINGLESHOT)) {  in lookup_voices()
258 			val = snd_emu10k1_ptr_read(hw, CCCA_CURRADDR, vp->ch) - 64;  in lookup_voices()
259 			if (val >= vp->reg.loopstart)  in lookup_voices()
263 		if (vp->time < bp->time) {  in lookup_voices()
264 			bp->time = vp->time;  in lookup_voices()
265 			bp->voice = i;  in lookup_voices()
273  * emu->voice_lock is already held.
283 	hw = emu->hw;  in get_voice()
288 			vp = &emu->voices[best[i].voice];  in get_voice()
289 			if (vp->ch < 0) {  in get_voice()
294 				vp->ch = hwvoice->number;  in get_voice()
295 				emu->num_voices++;  in get_voice()
312 	int ch;  in start_voice()  local
319 	hw = vp->hw;  in start_voice()
320 	ch = vp->ch;  in start_voice()
321 	if (snd_BUG_ON(ch < 0))  in start_voice()
322 		return -EINVAL;  in start_voice()
323 	chan = vp->chan;  in start_voice()
325 	emem = (struct snd_emu10k1_memblk *)vp->block;  in start_voice()
327 		return -EINVAL;  in start_voice()
328 	emem->map_locked++;  in start_voice()
330 		/* dev_err(hw->card->devK, "emu: cannot map!\n"); */  in start_voice()
331 		return -ENOMEM;  in start_voice()
334 	vp->reg.start += mapped_offset;  in start_voice()
335 	vp->reg.end += mapped_offset;  in start_voice()
336 	vp->reg.loopstart += mapped_offset;  in start_voice()
337 	vp->reg.loopend += mapped_offset;  in start_voice()
341 	if (hw->audigy) {  in start_voice()
342 		temp = FXBUS_MIDI_LEFT | (FXBUS_MIDI_RIGHT << 8) |   in start_voice()
344 		snd_emu10k1_ptr_write(hw, A_FXRT1, ch, temp);  in start_voice()
348 		snd_emu10k1_ptr_write(hw, FXRT, ch, temp);  in start_voice()
351 	temp = vp->reg.parm.reverb;  in start_voice()
352 	temp += (int)vp->chan->control[MIDI_CTL_E1_REVERB_DEPTH] * 9 / 10;  in start_voice()
354 	addr = vp->reg.loopstart;  in start_voice()
357 	addr = vp->reg.loopend;  in start_voice()
358 	temp = vp->reg.parm.chorus;  in start_voice()
359 	temp += (int)chan->control[MIDI_CTL_E3_CHORUS_DEPTH] * 9 / 10;  in start_voice()
363 …map = (hw->silent_page.addr << hw->address_mode) | (hw->address_mode ? MAP_PTI_MASK1 : MAP_PTI_MAS…  in start_voice()
365 	addr = vp->reg.start + 64;  in start_voice()
366 	temp = vp->reg.parm.filterQ;  in start_voice()
368 	if (vp->apitch < 0xe400)  in start_voice()
371 		unsigned int shift = (vp->apitch - 0xe000) >> 10;  in start_voice()
374 	if (vp->reg.sample_mode & SNDRV_SFNT_SAMPLE_8BITS)  in start_voice()
377 	vtarget = (unsigned int)vp->vtarget << 16;  in start_voice()
379 	snd_emu10k1_ptr_write_multiple(hw, ch,  in start_voice()
388 		IP, vp->apitch,  in start_voice()
391 		ENVVAL, vp->reg.parm.moddelay,  in start_voice()
392 		ATKHLDM, vp->reg.parm.modatkhld,  in start_voice()
393 		DCYSUSM, vp->reg.parm.moddcysus,  in start_voice()
394 		ENVVOL, vp->reg.parm.voldelay,  in start_voice()
395 		ATKHLDV, vp->reg.parm.volatkhld,  in start_voice()
400 		IFATN, (unsigned int)vp->acutoff << 8 | (unsigned char)vp->avol,  in start_voice()
403 		PEFE, vp->reg.parm.pefe,  in start_voice()
406 		LFOVAL1, vp->reg.parm.lfo1delay,  in start_voice()
407 		LFOVAL2, vp->reg.parm.lfo2delay,  in start_voice()
412 		TREMFRQ, vp->reg.parm.tremfrq,  in start_voice()
416 		/* reverb and loop start (reverb 8bit, MSB) */  in start_voice()
419 		/* chorus & loop end (chorus 8bit, MSB) */  in start_voice()
437 		VTFT, vtarget | vp->ftarget,  in start_voice()
442 	hw->voices[ch].dirty = 1;  in start_voice()
456 	hw = vp->hw;  in trigger_voice()
458 	emem = (struct snd_emu10k1_memblk *)vp->block;  in trigger_voice()
459 	if (! emem || emem->mapped_page < 0)  in trigger_voice()
463 	ptarget = (unsigned int)vp->ptarget << 16;  in trigger_voice()
465 	ptarget = IP_TO_CP(vp->apitch);  in trigger_voice()
467 	snd_emu10k1_ptr_write_multiple(hw, vp->ch,  in trigger_voice()
469 		PTRX, ptarget | (vp->apan << 8) | vp->aaux,  in trigger_voice()
475 		DCYSUSV, vp->reg.parm.voldcysus | DCYSUSV_CHANNELENABLE_MASK,  in trigger_voice()
490 	pitch = (char)(vp->reg.parm.fmmod>>8);  in make_fmmod()
491 	cutoff = (vp->reg.parm.fmmod & 0xff);  in make_fmmod()
492 	modulation = vp->chan->gm_modulation + vp->chan->midi_pressure;  in make_fmmod()
494 	LIMITVALUE(pitch, -128, 127);  in make_fmmod()
495 	return ((unsigned char)pitch << 8) | cutoff;  in make_fmmod()
506 	pitch = (char)(vp->reg.parm.fm2frq2>>8);  in make_fm2frq2()
507 	freq = vp->reg.parm.fm2frq2 & 0xff;  in make_fm2frq2()
508 	modulation = vp->chan->gm_modulation + vp->chan->midi_pressure;  in make_fm2frq2()
510 	LIMITVALUE(pitch, -128, 127);  in make_fm2frq2()
511 	return ((unsigned char)pitch << 8) | freq;  in make_fm2frq2()
516 	struct snd_emu10k1 *hw = emu->hw;  in get_pitch_shift()
518 	return (hw->card_capabilities->emu_model &&  in get_pitch_shift()
519 			hw->emu1010.word_clock == 44100) ? 0 : -501;  in get_pitch_shift()