18 static int start_voice(struct snd_emux_voice *vp);
19 static void trigger_voice(struct snd_emux_voice *vp);
20 static void release_voice(struct snd_emux_voice *vp);
21 static void update_voice(struct snd_emux_voice *vp, int update);
23 static void terminate_voice(struct snd_emux_voice *vp);
32 static void set_pitch(struct snd_emu8000 *hw, struct snd_emux_voice *vp);
33 static void set_volume(struct snd_emu8000 *hw, struct snd_emux_voice *vp);
34 static void set_pan(struct snd_emu8000 *hw, struct snd_emux_voice *vp);
35 static void set_fmmod(struct snd_emu8000 *hw, struct snd_emux_voice *vp);
36 static void set_tremfreq(struct snd_emu8000 *hw, struct snd_emux_voice *vp);
37 static void set_fm2frq2(struct snd_emu8000 *hw, struct snd_emux_voice *vp);
38 static void set_filterQ(struct snd_emu8000 *hw, struct snd_emux_voice *vp);
83 release_voice(struct snd_emux_voice *vp)  in release_voice()  argument
88 	hw = vp->hw;  in release_voice()
89 	dcysusv = 0x8000 | (unsigned char)vp->reg.parm.modrelease;  in release_voice()
90 	EMU8000_DCYSUS_WRITE(hw, vp->ch, dcysusv);  in release_voice()
91 	dcysusv = 0x8000 | (unsigned char)vp->reg.parm.volrelease;  in release_voice()
92 	EMU8000_DCYSUSV_WRITE(hw, vp->ch, dcysusv);  in release_voice()
99 terminate_voice(struct snd_emux_voice *vp)  in terminate_voice()  argument
103 	hw = vp->hw;  in terminate_voice()
104 	EMU8000_DCYSUSV_WRITE(hw, vp->ch, 0x807F);  in terminate_voice()
111 update_voice(struct snd_emux_voice *vp, int update)  in update_voice()  argument
115 	hw = vp->hw;  in update_voice()
117 		set_volume(hw, vp);  in update_voice()
119 		set_pitch(hw, vp);  in update_voice()
121 	    vp->port->ctrls[EMUX_MD_REALTIME_PAN])  in update_voice()
122 		set_pan(hw, vp);  in update_voice()
124 		set_fmmod(hw, vp);  in update_voice()
126 		set_tremfreq(hw, vp);  in update_voice()
128 		set_fm2frq2(hw, vp);  in update_voice()
130 		set_filterQ(hw, vp);  in update_voice()
140  * The channel index (vp->ch) must be initialized in this routine.
147 	struct snd_emux_voice *vp;  in get_voice()  local
175 		vp = &emu->voices[i];  in get_voice()
176 		state = vp->state;  in get_voice()
183 			val = (EMU8000_CVCF_READ(hw, vp->ch) >> 16) & 0xffff;  in get_voice()
194 		    (vp->reg.sample_mode & SNDRV_SFNT_SAMPLE_SINGLESHOT)) {  in get_voice()
195 			val = EMU8000_CCCA_READ(hw, vp->ch) & 0xffffff;  in get_voice()
196 			if (val >= vp->reg.loopstart)  in get_voice()
200 		if (vp->time < bp->time) {  in get_voice()
201 			bp->time = vp->time;  in get_voice()
208 			vp = &emu->voices[best[i].voice];  in get_voice()
209 			vp->ch = best[i].voice;  in get_voice()
210 			return vp;  in get_voice()
221 start_voice(struct snd_emux_voice *vp)  in start_voice()  argument
229 	hw = vp->hw;  in start_voice()
230 	ch = vp->ch;  in start_voice()
231 	chan = vp->chan;  in start_voice()
241 	set_pitch(hw, vp);  in start_voice()
244 	EMU8000_ENVVAL_WRITE(hw, ch, vp->reg.parm.moddelay);  in start_voice()
245 	EMU8000_ATKHLD_WRITE(hw, ch, vp->reg.parm.modatkhld);  in start_voice()
246 	EMU8000_DCYSUS_WRITE(hw, ch, vp->reg.parm.moddcysus);  in start_voice()
247 	EMU8000_ENVVOL_WRITE(hw, ch, vp->reg.parm.voldelay);  in start_voice()
248 	EMU8000_ATKHLDV_WRITE(hw, ch, vp->reg.parm.volatkhld);  in start_voice()
253 	set_volume(hw, vp);  in start_voice()
256 	EMU8000_PEFE_WRITE(hw, ch, vp->reg.parm.pefe);  in start_voice()
259 	EMU8000_LFO1VAL_WRITE(hw, ch, vp->reg.parm.lfo1delay);  in start_voice()
260 	EMU8000_LFO2VAL_WRITE(hw, ch, vp->reg.parm.lfo2delay);  in start_voice()
263 	set_fmmod(hw, vp);  in start_voice()
265 	set_tremfreq(hw, vp);  in start_voice()
267 	set_fm2frq2(hw, vp);  in start_voice()
269 	set_pan(hw, vp);  in start_voice()
272 	addr = vp->reg.loopend - 1;  in start_voice()
273 	temp = vp->reg.parm.chorus;  in start_voice()
280 	addr = vp->reg.start - 1;  in start_voice()
281 	temp = vp->reg.parm.filterQ;  in start_voice()
290 	temp = vp->vtarget << 16;  in start_voice()
291 	EMU8000_VTFT_WRITE(hw, ch, temp | vp->ftarget);  in start_voice()
301 trigger_voice(struct snd_emux_voice *vp)  in trigger_voice()  argument
303 	int ch = vp->ch;  in trigger_voice()
307 	hw = vp->hw;  in trigger_voice()
310 	temp = vp->reg.parm.reverb;  in trigger_voice()
311 	temp += (int)vp->chan->control[MIDI_CTL_E1_REVERB_DEPTH] * 9 / 10;  in trigger_voice()
313 	temp = (temp << 8) | (vp->ptarget << 16) | vp->aaux;  in trigger_voice()
315 	EMU8000_CPF_WRITE(hw, ch, vp->ptarget << 16);  in trigger_voice()
316 	EMU8000_DCYSUSV_WRITE(hw, ch, vp->reg.parm.voldcysus);  in trigger_voice()
336 set_pitch(struct snd_emu8000 *hw, struct snd_emux_voice *vp)  in set_pitch()  argument
338 	EMU8000_IP_WRITE(hw, vp->ch, vp->apitch);  in set_pitch()
345 set_volume(struct snd_emu8000 *hw, struct snd_emux_voice *vp)  in set_volume()  argument
349 	ifatn = (unsigned char)vp->acutoff;  in set_volume()
351 	ifatn |= (unsigned char)vp->avol;  in set_volume()
352 	EMU8000_IFATN_WRITE(hw, vp->ch, ifatn);  in set_volume()
359 set_pan(struct snd_emu8000 *hw, struct snd_emux_voice *vp)  in set_pan()  argument
363 	temp = ((unsigned int)vp->apan<<24) | ((unsigned int)vp->reg.loopstart - 1);  in set_pan()
364 	EMU8000_PSST_WRITE(hw, vp->ch, temp);  in set_pan()
370 set_fmmod(struct snd_emu8000 *hw, struct snd_emux_voice *vp)  in set_fmmod()  argument
377 	pitch = (char)(vp->reg.parm.fmmod>>8);  in set_fmmod()
378 	cutoff = (vp->reg.parm.fmmod & 0xff);  in set_fmmod()
379 	modulation = vp->chan->gm_modulation + vp->chan->midi_pressure;  in set_fmmod()
383 	EMU8000_FMMOD_WRITE(hw, vp->ch, fmmod);  in set_fmmod()
388 set_tremfreq(struct snd_emu8000 *hw, struct snd_emux_voice *vp)  in set_tremfreq()  argument
390 	EMU8000_TREMFRQ_WRITE(hw, vp->ch, vp->reg.parm.tremfrq);  in set_tremfreq()
395 set_fm2frq2(struct snd_emu8000 *hw, struct snd_emux_voice *vp)  in set_fm2frq2()  argument
402 	pitch = (char)(vp->reg.parm.fm2frq2>>8);  in set_fm2frq2()
403 	freq = vp->reg.parm.fm2frq2 & 0xff;  in set_fm2frq2()
404 	modulation = vp->chan->gm_modulation + vp->chan->midi_pressure;  in set_fm2frq2()
408 	EMU8000_FM2FRQ2_WRITE(hw, vp->ch, fm2frq2);  in set_fm2frq2()
413 set_filterQ(struct snd_emu8000 *hw, struct snd_emux_voice *vp)  in set_filterQ()  argument
416 	addr = EMU8000_CCCA_READ(hw, vp->ch) & 0xffffff;  in set_filterQ()
417 	addr |= (vp->reg.parm.filterQ << 28);  in set_filterQ()
418 	EMU8000_CCCA_WRITE(hw, vp->ch, addr);  in set_filterQ()