pci/emu10k1/emu10k1_callback.c

30 static int start_voice(struct snd_emux_voice *vp);
31 static void trigger_voice(struct snd_emux_voice *vp);
32 static void release_voice(struct snd_emux_voice *vp);
33 static void update_voice(struct snd_emux_voice *vp, int update);
34 static void terminate_voice(struct snd_emux_voice *vp);
35 static void free_voice(struct snd_emux_voice *vp);
36 static u32 make_fmmod(struct snd_emux_voice *vp);
37 static u32 make_fm2frq2(struct snd_emux_voice *vp);
83 	struct snd_emux_voice *vp;
93 			vp = &emu->voices[best[i].voice];
94 			ch = vp->ch;
102 			vp->emu->num_voices--;
103 			vp->ch = -1;
104 			vp->state = SNDRV_EMUX_ST_OFF;
118 release_voice(struct snd_emux_voice *vp)
122 	hw = vp->hw;
123 	snd_emu10k1_ptr_write_multiple(hw, vp->ch,
124 		DCYSUSM, (unsigned char)vp->reg.parm.modrelease | DCYSUSM_PHASE1_MASK,
125 		DCYSUSV, (unsigned char)vp->reg.parm.volrelease | DCYSUSV_PHASE1_MASK | DCYSUSV_CHANNELENABLE_MASK,
134 terminate_voice(struct snd_emux_voice *vp)
138 	if (snd_BUG_ON(!vp))
140 	hw = vp->hw;
141 	snd_emu10k1_ptr_write_multiple(hw, vp->ch,
148 	if (vp->block) {
150 		emem = (struct snd_emu10k1_memblk *)vp->block;
160 free_voice(struct snd_emux_voice *vp)
164 	hw = vp->hw;
169 	if (hw && (vp->ch >= 0)) {
170 		snd_emu10k1_voice_free(hw, &hw->voices[vp->ch]);
171 		vp->emu->num_voices--;
172 		vp->ch = -1;
181 update_voice(struct snd_emux_voice *vp, int update)
185 	hw = vp->hw;
187 		snd_emu10k1_ptr_write(hw, IFATN_ATTENUATION, vp->ch, vp->avol);
189 		snd_emu10k1_ptr_write(hw, IP, vp->ch, vp->apitch);
191 		snd_emu10k1_ptr_write(hw, PTRX_FXSENDAMOUNT_A, vp->ch, vp->apan);
192 		snd_emu10k1_ptr_write(hw, PTRX_FXSENDAMOUNT_B, vp->ch, vp->aaux);
195 		snd_emu10k1_ptr_write(hw, FMMOD, vp->ch, make_fmmod(vp));
197 		snd_emu10k1_ptr_write(hw, TREMFRQ, vp->ch, vp->reg.parm.tremfrq);
199 		snd_emu10k1_ptr_write(hw, FM2FRQ2, vp->ch, make_fm2frq2(vp));
201 		snd_emu10k1_ptr_write(hw, CCCA_RESONANCE, vp->ch, vp->reg.parm.filterQ);
213 	struct snd_emux_voice *vp;
229 		vp = &emu->voices[i];
230 		state = vp->state;
232 			if (vp->ch < 0) {
243 			val = snd_emu10k1_ptr_read(hw, CVCF_CURRENTVOL, vp->ch);
257 		    (vp->reg.sample_mode & SNDRV_SFNT_SAMPLE_SINGLESHOT)) {
258 			val = snd_emu10k1_ptr_read(hw, CCCA_CURRADDR, vp->ch) - 64 + 3;
259 			if (val >= vp->reg.loopstart)
263 		if (vp->time < bp->time) {
264 			bp->time = vp->time;
279 	struct snd_emux_voice *vp;
288 			vp = &emu->voices[best[i].voice];
289 			if (vp->ch < 0) {
294 				vp->ch = hwvoice->number;
297 			return vp;
309 start_voice(struct snd_emux_voice *vp)
320 	hw = vp->hw;
321 	ch = vp->ch;
324 	chan = vp->chan;
325 	w_16 = !(vp->reg.sample_mode & SNDRV_SFNT_SAMPLE_8BITS);
327 	emem = (struct snd_emu10k1_memblk *)vp->block;
336 	vp->reg.start += mapped_offset;
337 	vp->reg.end += mapped_offset;
338 	vp->reg.loopstart += mapped_offset;
339 	vp->reg.loopend += mapped_offset;
353 	temp = vp->reg.parm.reverb;
354 	temp += (int)vp->chan->control[MIDI_CTL_E1_REVERB_DEPTH] * 9 / 10;
356 	addr = vp->reg.loopstart;
359 	addr = vp->reg.loopend;
360 	temp = vp->reg.parm.chorus;
367 	addr = vp->reg.start + 64 - 3;
368 	temp = vp->reg.parm.filterQ;
370 	if (vp->apitch < 0xe400)
373 		unsigned int shift = (vp->apitch - 0xe000) >> 10;
379 	vtarget = (unsigned int)vp->vtarget << 16;
390 		IP, vp->apitch,
393 		ENVVAL, vp->reg.parm.moddelay,
394 		ATKHLDM, vp->reg.parm.modatkhld,
395 		DCYSUSM, vp->reg.parm.moddcysus,
396 		ENVVOL, vp->reg.parm.voldelay,
397 		ATKHLDV, vp->reg.parm.volatkhld,
402 		IFATN, (unsigned int)vp->acutoff << 8 | (unsigned char)vp->avol,
405 		PEFE, vp->reg.parm.pefe,
408 		LFOVAL1, vp->reg.parm.lfo1delay,
409 		LFOVAL2, vp->reg.parm.lfo2delay,
412 		FMMOD, make_fmmod(vp),
414 		TREMFRQ, vp->reg.parm.tremfrq,
416 		FM2FRQ2, make_fm2frq2(vp),
439 		VTFT, vtarget | vp->ftarget,
452 trigger_voice(struct snd_emux_voice *vp)
458 	hw = vp->hw;
460 	emem = (struct snd_emu10k1_memblk *)vp->block;
465 	ptarget = (unsigned int)vp->ptarget << 16;
467 	ptarget = IP_TO_CP(vp->apitch);
469 	snd_emu10k1_ptr_write_multiple(hw, vp->ch,
471 		PTRX, ptarget | (vp->apan << 8) | vp->aaux,
477 		DCYSUSV, vp->reg.parm.voldcysus | DCYSUSV_CHANNELENABLE_MASK,
486 make_fmmod(struct snd_emux_voice *vp)
492 	pitch = (char)(vp->reg.parm.fmmod>>8);
493 	cutoff = (vp->reg.parm.fmmod & 0xff);
494 	modulation = vp->chan->gm_modulation + vp->chan->midi_pressure;
502 make_fm2frq2(struct snd_emux_voice *vp)
508 	pitch = (char)(vp->reg.parm.fm2frq2>>8);
509 	freq = vp->reg.parm.fm2frq2 & 0xff;
510 	modulation = vp->chan->gm_modulation + vp->chan->midi_pressure;