2 * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
3 * Copyright (c) 2003-2007 Yuriy Tsibizov <yuriy.tsibizov@gfk.ru>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/param.h>
31 #include <sys/types.h>
33 #include <machine/bus.h>
35 #include <sys/systm.h>
37 #include <sys/queue.h>
38 #include <sys/systm.h>
40 #include <sys/mutex.h>
42 #ifdef HAVE_KERNEL_OPTION_HEADERS
46 #include <dev/sound/chip.h>
47 #include <dev/sound/pcm/sound.h>
48 #include <dev/sound/pcm/ac97.h>
52 #include <dev/sound/pci/emuxkireg.h>
53 #include <dev/sound/pci/emu10kx.h>
55 struct emu_pcm_pchinfo {
60 struct emu_voice *master;
61 struct emu_voice *slave;
62 struct snd_dbuf *buffer;
63 struct pcm_channel *channel;
64 struct emu_pcm_info *pcm;
68 struct emu_pcm_rchinfo {
80 struct snd_dbuf *buffer;
81 struct pcm_channel *channel;
82 struct emu_pcm_info *pcm;
86 /* XXX Hardware playback channels */
87 #define MAX_CHANNELS 4
90 #error Too many hardware channels defined. 13 is the maximum
95 device_t dev; /* device information */
96 struct emu_sc_info *card;
97 struct emu_pcm_pchinfo pch[MAX_CHANNELS]; /* hardware channels */
98 int pnum; /* next free channel number */
99 struct emu_pcm_rchinfo rch_adc;
100 struct emu_pcm_rchinfo rch_efx;
102 struct emu_route rt_mono;
104 int ihandle; /* interrupt handler */
107 struct ac97_info *codec;
108 uint32_t ac97_state[0x7F];
109 kobj_class_t ac97_mixerclass;
110 uint32_t ac97_recdevs;
111 uint32_t ac97_playdevs;
112 struct snd_mixer *sm;
114 unsigned int emu10k1_volcache[2][2];
118 static uint32_t emu_rfmt_adc[] = {
119 SND_FORMAT(AFMT_S16_LE, 1, 0),
120 SND_FORMAT(AFMT_S16_LE, 2, 0),
123 static struct pcmchan_caps emu_reccaps_adc = {
124 8000, 48000, emu_rfmt_adc, 0
127 static uint32_t emu_rfmt_efx[] = {
128 SND_FORMAT(AFMT_S16_LE, 1, 0),
132 static struct pcmchan_caps emu_reccaps_efx_live = {
133 48000*32, 48000*32, emu_rfmt_efx, 0
136 static struct pcmchan_caps emu_reccaps_efx_audigy = {
137 48000*64, 48000*64, emu_rfmt_efx, 0
140 static int emu_rates_live[] = {
144 static int emu_rates_audigy[] = {
148 static uint32_t emu_pfmt[] = {
149 SND_FORMAT(AFMT_U8, 1, 0),
150 SND_FORMAT(AFMT_U8, 2, 0),
151 SND_FORMAT(AFMT_S16_LE, 1, 0),
152 SND_FORMAT(AFMT_S16_LE, 2, 0),
155 static uint32_t emu_pfmt_mono[] = {
156 SND_FORMAT(AFMT_U8, 1, 0),
157 SND_FORMAT(AFMT_S16_LE, 1, 0),
161 static struct pcmchan_caps emu_playcaps = {4000, 48000, emu_pfmt, 0};
162 static struct pcmchan_caps emu_playcaps_mono = {4000, 48000, emu_pfmt_mono, 0};
164 static int emu10k1_adcspeed[8] = {48000, 44100, 32000, 24000, 22050, 16000, 11025, 8000};
165 /* audigy supports 12kHz. */
166 static int emu10k2_adcspeed[9] = {48000, 44100, 32000, 24000, 22050, 16000, 12000, 11025, 8000};
168 static uint32_t emu_pcm_intr(void *pcm, uint32_t stat);
170 static const struct emu_dspmix_props_k1 {
174 } dspmix_k1 [SOUND_MIXER_NRDEVICES] = {
175 /* no mixer device for ac97 */ /* in0 AC97 */
176 [SOUND_MIXER_DIGITAL1] = {1, 1, 1}, /* in1 CD SPDIF */
177 /* not connected */ /* in2 (zoom) */
178 [SOUND_MIXER_DIGITAL2] = {1, 1, 3}, /* in3 toslink */
179 [SOUND_MIXER_LINE2] = {1, 1, 4}, /* in4 Line-In2 */
180 [SOUND_MIXER_DIGITAL3] = {1, 1, 5}, /* in5 on-card SPDIF */
181 [SOUND_MIXER_LINE3] = {1, 1, 6}, /* in6 AUX2 */
182 /* not connected */ /* in7 */
184 static const struct emu_dspmix_props_k2 {
188 } dspmix_k2 [SOUND_MIXER_NRDEVICES] = {
189 [SOUND_MIXER_VOLUME] = {1, 0, (-1)},
190 [SOUND_MIXER_PCM] = {1, 0, (-1)},
192 /* no mixer device */ /* in0 AC97 */
193 [SOUND_MIXER_DIGITAL1] = {1, 1, 1}, /* in1 CD SPDIF */
194 [SOUND_MIXER_DIGITAL2] = {1, 1, 2}, /* in2 COAX SPDIF */
195 /* not connected */ /* in3 */
196 [SOUND_MIXER_LINE2] = {1, 1, 4}, /* in4 Line-In2 */
197 [SOUND_MIXER_DIGITAL3] = {1, 1, 5}, /* in5 on-card SPDIF */
198 [SOUND_MIXER_LINE3] = {1, 1, 6}, /* in6 AUX2 */
199 /* not connected */ /* in7 */
203 emu_dspmixer_init(struct snd_mixer *m)
205 struct emu_pcm_info *sc;
212 sc = mix_getdevinfo(m);
214 if (sc->route == RT_FRONT) {
215 /* create submixer for AC97 codec */
216 if ((sc->ac97_mixerclass != NULL) && (sc->codec != NULL)) {
217 sc->sm = mixer_create(sc->dev, sc->ac97_mixerclass, sc->codec, "ac97");
218 if (sc->sm != NULL) {
219 p = mix_getdevs(sc->sm);
220 r = mix_getrecdevs(sc->sm);
224 sc->ac97_playdevs = p;
225 sc->ac97_recdevs = r;
228 /* This two are always here */
229 p |= (1 << SOUND_MIXER_PCM);
230 p |= (1 << SOUND_MIXER_VOLUME);
232 if (sc->route == RT_FRONT) {
233 if (sc->is_emu10k1) {
234 for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) {
235 if (dspmix_k1[i].present)
237 if (dspmix_k1[i].recdev)
241 for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) {
242 if (dspmix_k2[i].present)
244 if (dspmix_k2[i].recdev)
251 mix_setrecdevs(m, r);
257 emu_dspmixer_uninit(struct snd_mixer *m)
259 struct emu_pcm_info *sc;
262 /* drop submixer for AC97 codec */
263 sc = mix_getdevinfo(m);
265 err = mixer_delete(sc->sm);
273 emu_dspmixer_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right)
275 struct emu_pcm_info *sc;
277 sc = mix_getdevinfo(m);
280 case SOUND_MIXER_VOLUME:
284 mix_set(sc->sm, dev, left, right);
285 if (sc->mch_disabled) {
286 /* In emu10k1 case PCM volume does not affect
287 sound routed to rear & center/sub (it is connected
288 to AC97 codec). Calculate it manually. */
289 /* This really should belong to emu10kx.c */
290 if (sc->is_emu10k1) {
291 sc->emu10k1_volcache[0][0] = left;
292 left = left * sc->emu10k1_volcache[1][0] / 100;
293 sc->emu10k1_volcache[0][1] = right;
294 right = right * sc->emu10k1_volcache[1][1] / 100;
297 emumix_set_volume(sc->card, M_MASTER_REAR_L, left);
298 emumix_set_volume(sc->card, M_MASTER_REAR_R, right);
299 if (!sc->is_emu10k1) {
300 emumix_set_volume(sc->card, M_MASTER_CENTER, (left+right)/2);
301 emumix_set_volume(sc->card, M_MASTER_SUBWOOFER, (left+right)/2);
307 emumix_set_volume(sc->card, M_MASTER_REAR_L, left);
308 emumix_set_volume(sc->card, M_MASTER_REAR_R, right);
311 emumix_set_volume(sc->card, M_MASTER_CENTER, (left+right)/2);
314 emumix_set_volume(sc->card, M_MASTER_SUBWOOFER, (left+right)/2);
318 case SOUND_MIXER_PCM:
322 mix_set(sc->sm, dev, left, right);
323 if (sc->mch_disabled) {
324 /* See SOUND_MIXER_VOLUME case */
325 if (sc->is_emu10k1) {
326 sc->emu10k1_volcache[1][0] = left;
327 left = left * sc->emu10k1_volcache[0][0] / 100;
328 sc->emu10k1_volcache[1][1] = right;
329 right = right * sc->emu10k1_volcache[0][1] / 100;
331 emumix_set_volume(sc->card, M_MASTER_REAR_L, left);
332 emumix_set_volume(sc->card, M_MASTER_REAR_R, right);
334 if (!sc->is_emu10k1) {
335 emumix_set_volume(sc->card, M_MASTER_CENTER, (left+right)/2);
336 emumix_set_volume(sc->card, M_MASTER_SUBWOOFER, (left+right)/2);
342 emumix_set_volume(sc->card, M_FX2_REAR_L, left);
343 emumix_set_volume(sc->card, M_FX3_REAR_R, right);
346 emumix_set_volume(sc->card, M_FX4_CENTER, (left+right)/2);
349 emumix_set_volume(sc->card, M_FX5_SUBWOOFER, (left+right)/2);
353 case SOUND_MIXER_DIGITAL1: /* CD SPDIF, in1 */
354 emumix_set_volume(sc->card, M_IN1_FRONT_L, left);
355 emumix_set_volume(sc->card, M_IN1_FRONT_R, right);
357 case SOUND_MIXER_DIGITAL2:
358 if (sc->is_emu10k1) {
360 emumix_set_volume(sc->card, M_IN3_FRONT_L, left);
361 emumix_set_volume(sc->card, M_IN3_FRONT_R, right);
363 /* COAX SPDIF, in2 */
364 emumix_set_volume(sc->card, M_IN2_FRONT_L, left);
365 emumix_set_volume(sc->card, M_IN2_FRONT_R, right);
368 case SOUND_MIXER_LINE2: /* Line-In2, in4 */
369 emumix_set_volume(sc->card, M_IN4_FRONT_L, left);
370 emumix_set_volume(sc->card, M_IN4_FRONT_R, right);
372 case SOUND_MIXER_DIGITAL3: /* on-card SPDIF, in5 */
373 emumix_set_volume(sc->card, M_IN5_FRONT_L, left);
374 emumix_set_volume(sc->card, M_IN5_FRONT_R, right);
376 case SOUND_MIXER_LINE3: /* AUX2, in6 */
377 emumix_set_volume(sc->card, M_IN6_FRONT_L, left);
378 emumix_set_volume(sc->card, M_IN6_FRONT_R, right);
381 if (sc->sm != NULL) {
382 /* XXX emumix_set_volume is not required here */
383 emumix_set_volume(sc->card, M_IN0_FRONT_L, 100);
384 emumix_set_volume(sc->card, M_IN0_FRONT_R, 100);
385 mix_set(sc->sm, dev, left, right);
387 device_printf(sc->dev, "mixer error: unknown device %d\n", dev);
393 emu_dspmixer_setrecsrc(struct snd_mixer *m, u_int32_t src)
395 struct emu_pcm_info *sc;
400 sc = mix_getdevinfo(m);
402 for (i=0; i < 8; i++)
406 if ((src & sc->ac97_recdevs) !=0)
407 if (mix_setrecsrc(sc->sm, src & sc->ac97_recdevs) == 0) {
408 recmask |= (src & sc->ac97_recdevs);
409 /* Recording from AC97 codec.
410 Enable AC97 route to rec on DSP */
413 if (sc->is_emu10k1) {
414 for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) {
415 if (dspmix_k1[i].recdev)
416 if ((src & (1 << i)) == ((uint32_t)1 << i)) {
418 /* enable device i */
419 input[dspmix_k1[i].input] = 1;
423 for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) {
424 if (dspmix_k2[i].recdev)
425 if ((src & (1 << i)) == ((uint32_t)1 << i)) {
427 /* enable device i */
428 input[dspmix_k2[i].input] = 1;
432 emumix_set_volume(sc->card, M_IN0_REC_L, input[0] == 1 ? 100 : 0);
433 emumix_set_volume(sc->card, M_IN0_REC_R, input[0] == 1 ? 100 : 0);
435 emumix_set_volume(sc->card, M_IN1_REC_L, input[1] == 1 ? 100 : 0);
436 emumix_set_volume(sc->card, M_IN1_REC_R, input[1] == 1 ? 100 : 0);
438 if (!sc->is_emu10k1) {
439 emumix_set_volume(sc->card, M_IN2_REC_L, input[2] == 1 ? 100 : 0);
440 emumix_set_volume(sc->card, M_IN2_REC_R, input[2] == 1 ? 100 : 0);
443 if (sc->is_emu10k1) {
444 emumix_set_volume(sc->card, M_IN3_REC_L, input[3] == 1 ? 100 : 0);
445 emumix_set_volume(sc->card, M_IN3_REC_R, input[3] == 1 ? 100 : 0);
448 emumix_set_volume(sc->card, M_IN4_REC_L, input[4] == 1 ? 100 : 0);
449 emumix_set_volume(sc->card, M_IN4_REC_R, input[4] == 1 ? 100 : 0);
451 emumix_set_volume(sc->card, M_IN5_REC_L, input[5] == 1 ? 100 : 0);
452 emumix_set_volume(sc->card, M_IN5_REC_R, input[5] == 1 ? 100 : 0);
454 emumix_set_volume(sc->card, M_IN6_REC_L, input[6] == 1 ? 100 : 0);
455 emumix_set_volume(sc->card, M_IN6_REC_R, input[6] == 1 ? 100 : 0);
457 /* XXX check for K1/k2 differences? */
458 if ((src & (1 << SOUND_MIXER_PCM)) == (1 << SOUND_MIXER_PCM)) {
459 emumix_set_volume(sc->card, M_FX0_REC_L, emumix_get_volume(sc->card, M_FX0_FRONT_L));
460 emumix_set_volume(sc->card, M_FX1_REC_R, emumix_get_volume(sc->card, M_FX1_FRONT_R));
462 emumix_set_volume(sc->card, M_FX0_REC_L, 0);
463 emumix_set_volume(sc->card, M_FX1_REC_R, 0);
469 static kobj_method_t emudspmixer_methods[] = {
470 KOBJMETHOD(mixer_init, emu_dspmixer_init),
471 KOBJMETHOD(mixer_uninit, emu_dspmixer_uninit),
472 KOBJMETHOD(mixer_set, emu_dspmixer_set),
473 KOBJMETHOD(mixer_setrecsrc, emu_dspmixer_setrecsrc),
476 MIXER_DECLARE(emudspmixer);
479 emu_efxmixer_init(struct snd_mixer *m)
481 mix_setdevs(m, SOUND_MASK_VOLUME);
482 mix_setrecdevs(m, SOUND_MASK_MONITOR);
487 emu_efxmixer_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right)
489 if (left + right == 200) return (0);
494 emu_efxmixer_setrecsrc(struct snd_mixer *m __unused, u_int32_t src __unused)
496 return (SOUND_MASK_MONITOR);
499 static kobj_method_t emuefxmixer_methods[] = {
500 KOBJMETHOD(mixer_init, emu_efxmixer_init),
501 KOBJMETHOD(mixer_set, emu_efxmixer_set),
502 KOBJMETHOD(mixer_setrecsrc, emu_efxmixer_setrecsrc),
505 MIXER_DECLARE(emuefxmixer);
508 * AC97 emulation code for Audigy and later cards.
509 * Some parts of AC97 codec are not used by hardware, but can be used
510 * to change some DSP controls via AC97 mixer interface. This includes:
511 * - master volume controls MASTER_FRONT_[R|L]
512 * - pcm volume controls FX[0|1]_FRONT_[R|L]
513 * - rec volume controls MASTER_REC_[R|L]
514 * We do it because we need to put it under user control....
515 * We also keep some parts of AC97 disabled to get better sound quality
518 #define AC97LEFT(x) ((x & 0x7F00)>>8)
519 #define AC97RIGHT(x) (x & 0x007F)
520 #define AC97MUTE(x) ((x & 0x8000)>>15)
521 #define BIT4_TO100(x) (100-(x)*100/(0x0f))
522 #define BIT6_TO100(x) (100-(x)*100/(0x3f))
523 #define BIT4_TO255(x) (255-(x)*255/(0x0f))
524 #define BIT6_TO255(x) (255-(x)*255/(0x3f))
525 #define V100_TOBIT6(x) (0x3f*(100-x)/100)
526 #define V100_TOBIT4(x) (0x0f*(100-x)/100)
527 #define AC97ENCODE(x_muted, x_left, x_right) (((x_muted & 1)<<15) | ((x_left & 0x3f)<<8) | (x_right & 0x3f))
530 emu_ac97_read_emulation(struct emu_pcm_info *sc, int regno)
540 case AC97_MIX_MASTER:
541 emulated = sc->ac97_state[AC97_MIX_MASTER];
545 emulated = sc->ac97_state[AC97_MIX_PCM];
548 case AC97_REG_RECSEL:
553 emulated = sc->ac97_state[AC97_MIX_RGAIN];
558 emu_wr(sc->card, EMU_AC97ADDR, regno, 1);
559 tmp = emu_rd(sc->card, EMU_AC97DATA, 2);
568 emu_ac97_write_emulation(struct emu_pcm_info *sc, int regno, uint32_t data)
572 uint32_t emu_left, emu_right;
577 left = AC97LEFT(data);
578 emu_left = BIT6_TO100(left); /* We show us as 6-bit AC97 mixer */
579 right = AC97RIGHT(data);
580 emu_right = BIT6_TO100(right);
581 is_mute = AC97MUTE(data);
583 emu_left = emu_right = 0;
586 /* TODO: reset emulator on AC97_RESET */
587 case AC97_MIX_MASTER:
588 emumix_set_volume(sc->card, M_MASTER_FRONT_L, emu_left);
589 emumix_set_volume(sc->card, M_MASTER_FRONT_R, emu_right);
590 sc->ac97_state[AC97_MIX_MASTER] = data & (0x8000 | 0x3f3f);
591 data = 0x8000; /* Mute AC97 main out */
593 case AC97_MIX_PCM: /* PCM OUT VOL */
594 emumix_set_volume(sc->card, M_FX0_FRONT_L, emu_left);
595 emumix_set_volume(sc->card, M_FX1_FRONT_R, emu_right);
596 sc->ac97_state[AC97_MIX_PCM] = data & (0x8000 | 0x3f3f);
597 data = 0x8000; /* Mute AC97 PCM out */
599 case AC97_REG_RECSEL:
601 * PCM recording source is set to "stereo mix" (labeled "vol"
602 * in mixer). There is no 'playback' from AC97 codec -
603 * if you want to hear anything from AC97 you have to _record_
604 * it. Keep things simple and record "stereo mix".
608 case AC97_MIX_RGAIN: /* RECORD GAIN */
609 emu_left = BIT4_TO100(left); /* rgain is 4-bit */
610 emu_right = BIT4_TO100(right);
611 emumix_set_volume(sc->card, M_MASTER_REC_L, 100-emu_left);
612 emumix_set_volume(sc->card, M_MASTER_REC_R, 100-emu_right);
614 * Record gain on AC97 should stay zero to get AC97 sound on
615 * AC97_[RL] connectors on EMU10K2 chip. AC97 on Audigy is not
616 * directly connected to any output, only to EMU10K2 chip Use
617 * this control to set AC97 mix volume inside EMU10K2 chip
619 sc->ac97_state[AC97_MIX_RGAIN] = data & (0x8000 | 0x0f0f);
624 emu_wr(sc->card, EMU_AC97ADDR, regno, 1);
625 emu_wr(sc->card, EMU_AC97DATA, data, 2);
630 emu_erdcd(kobj_t obj __unused, void *devinfo, int regno)
632 struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo;
634 return (emu_ac97_read_emulation(sc, regno));
638 emu_ewrcd(kobj_t obj __unused, void *devinfo, int regno, uint32_t data)
640 struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo;
642 emu_ac97_write_emulation(sc, regno, data);
646 static kobj_method_t emu_eac97_methods[] = {
647 KOBJMETHOD(ac97_read, emu_erdcd),
648 KOBJMETHOD(ac97_write, emu_ewrcd),
651 AC97_DECLARE(emu_eac97);
653 /* real ac97 codec */
655 emu_rdcd(kobj_t obj __unused, void *devinfo, int regno)
658 struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo;
660 KASSERT(sc->card != NULL, ("emu_rdcd: no soundcard"));
661 emu_wr(sc->card, EMU_AC97ADDR, regno, 1);
662 rd = emu_rd(sc->card, EMU_AC97DATA, 2);
667 emu_wrcd(kobj_t obj __unused, void *devinfo, int regno, uint32_t data)
669 struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo;
671 KASSERT(sc->card != NULL, ("emu_wrcd: no soundcard"));
672 emu_wr(sc->card, EMU_AC97ADDR, regno, 1);
673 emu_wr(sc->card, EMU_AC97DATA, data, 2);
677 static kobj_method_t emu_ac97_methods[] = {
678 KOBJMETHOD(ac97_read, emu_rdcd),
679 KOBJMETHOD(ac97_write, emu_wrcd),
682 AC97_DECLARE(emu_ac97);
686 emu_k1_recval(int speed)
691 while ((val < 7) && (speed < emu10k1_adcspeed[val]))
697 emu_k2_recval(int speed)
702 while ((val < 8) && (speed < emu10k2_adcspeed[val]))
708 emupchan_init(kobj_t obj __unused, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir __unused)
710 struct emu_pcm_info *sc = devinfo;
711 struct emu_pcm_pchinfo *ch;
714 KASSERT(dir == PCMDIR_PLAY, ("emupchan_init: bad direction"));
715 KASSERT(sc->card != NULL, ("empchan_init: no soundcard"));
718 if (sc->pnum >= MAX_CHANNELS)
720 ch = &(sc->pch[sc->pnum++]);
724 ch->blksz = sc->bufsz;
725 ch->fmt = SND_FORMAT(AFMT_U8, 1, 0);
727 ch->master = emu_valloc(sc->card);
729 * XXX we have to allocate slave even for mono channel until we
730 * fix emu_vfree to handle this case.
732 ch->slave = emu_valloc(sc->card);
733 ch->timer = emu_timer_create(sc->card);
734 r = (emu_vinit(sc->card, ch->master, ch->slave, EMU_PLAY_BUFSZ, ch->buffer)) ? NULL : ch;
739 emupchan_free(kobj_t obj __unused, void *c_devinfo)
741 struct emu_pcm_pchinfo *ch = c_devinfo;
742 struct emu_pcm_info *sc = ch->pcm;
744 emu_timer_clear(sc->card, ch->timer);
745 if (ch->slave != NULL)
746 emu_vfree(sc->card, ch->slave);
747 emu_vfree(sc->card, ch->master);
752 emupchan_setformat(kobj_t obj __unused, void *c_devinfo, uint32_t format)
754 struct emu_pcm_pchinfo *ch = c_devinfo;
761 emupchan_setspeed(kobj_t obj __unused, void *c_devinfo, uint32_t speed)
763 struct emu_pcm_pchinfo *ch = c_devinfo;
770 emupchan_setblocksize(kobj_t obj __unused, void *c_devinfo, uint32_t blocksize)
772 struct emu_pcm_pchinfo *ch = c_devinfo;
773 struct emu_pcm_info *sc = ch->pcm;
775 if (blocksize > ch->pcm->bufsz)
776 blocksize = ch->pcm->bufsz;
777 snd_mtxlock(sc->lock);
778 ch->blksz = blocksize;
779 emu_timer_set(sc->card, ch->timer, ch->blksz / sndbuf_getalign(ch->buffer));
780 snd_mtxunlock(sc->lock);
785 emupchan_trigger(kobj_t obj __unused, void *c_devinfo, int go)
787 struct emu_pcm_pchinfo *ch = c_devinfo;
788 struct emu_pcm_info *sc = ch->pcm;
790 if (!PCMTRIG_COMMON(go))
793 snd_mtxlock(sc->lock); /* XXX can we trigger on parallel threads ? */
794 if (go == PCMTRIG_START) {
795 emu_vsetup(ch->master, ch->fmt, ch->spd);
796 if (AFMT_CHANNEL(ch->fmt) > 1)
797 emu_vroute(sc->card, &(sc->rt), ch->master);
799 emu_vroute(sc->card, &(sc->rt_mono), ch->master);
800 emu_vwrite(sc->card, ch->master);
801 emu_timer_set(sc->card, ch->timer, ch->blksz / sndbuf_getalign(ch->buffer));
802 emu_timer_enable(sc->card, ch->timer, 1);
804 /* PCM interrupt handler will handle PCMTRIG_STOP event */
805 ch->run = (go == PCMTRIG_START) ? 1 : 0;
806 emu_vtrigger(sc->card, ch->master, ch->run);
807 snd_mtxunlock(sc->lock);
812 emupchan_getptr(kobj_t obj __unused, void *c_devinfo)
814 struct emu_pcm_pchinfo *ch = c_devinfo;
815 struct emu_pcm_info *sc = ch->pcm;
818 r = emu_vpos(sc->card, ch->master);
823 static struct pcmchan_caps *
824 emupchan_getcaps(kobj_t obj __unused, void *c_devinfo __unused)
826 struct emu_pcm_pchinfo *ch = c_devinfo;
827 struct emu_pcm_info *sc = ch->pcm;
835 return (&emu_playcaps);
840 return (&emu_playcaps_mono);
846 static kobj_method_t emupchan_methods[] = {
847 KOBJMETHOD(channel_init, emupchan_init),
848 KOBJMETHOD(channel_free, emupchan_free),
849 KOBJMETHOD(channel_setformat, emupchan_setformat),
850 KOBJMETHOD(channel_setspeed, emupchan_setspeed),
851 KOBJMETHOD(channel_setblocksize, emupchan_setblocksize),
852 KOBJMETHOD(channel_trigger, emupchan_trigger),
853 KOBJMETHOD(channel_getptr, emupchan_getptr),
854 KOBJMETHOD(channel_getcaps, emupchan_getcaps),
857 CHANNEL_DECLARE(emupchan);
860 emurchan_init(kobj_t obj __unused, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir __unused)
862 struct emu_pcm_info *sc = devinfo;
863 struct emu_pcm_rchinfo *ch;
865 KASSERT(dir == PCMDIR_REC, ("emurchan_init: bad direction"));
870 ch->blksz = sc->bufsz / 2; /* We rise interrupt for half-full buffer */
871 ch->fmt = SND_FORMAT(AFMT_U8, 1, 0);
873 ch->idxreg = sc->is_emu10k1 ? EMU_ADCIDX : EMU_A_ADCIDX;
874 ch->basereg = EMU_ADCBA;
875 ch->sizereg = EMU_ADCBS;
876 ch->setupreg = EMU_ADCCR;
877 ch->irqmask = EMU_INTE_ADCBUFENABLE;
878 ch->iprmask = EMU_IPR_ADCBUFFULL | EMU_IPR_ADCBUFHALFFULL;
880 if (sndbuf_alloc(ch->buffer, emu_gettag(sc->card), 0, sc->bufsz) != 0)
883 ch->timer = emu_timer_create(sc->card);
884 emu_wrptr(sc->card, 0, ch->basereg, sndbuf_getbufaddr(ch->buffer));
885 emu_wrptr(sc->card, 0, ch->sizereg, 0); /* off */
891 emurchan_free(kobj_t obj __unused, void *c_devinfo)
893 struct emu_pcm_rchinfo *ch = c_devinfo;
894 struct emu_pcm_info *sc = ch->pcm;
896 emu_timer_clear(sc->card, ch->timer);
901 emurchan_setformat(kobj_t obj __unused, void *c_devinfo, uint32_t format)
903 struct emu_pcm_rchinfo *ch = c_devinfo;
910 emurchan_setspeed(kobj_t obj __unused, void *c_devinfo, uint32_t speed)
912 struct emu_pcm_rchinfo *ch = c_devinfo;
914 if (ch->pcm->is_emu10k1) {
915 speed = emu10k1_adcspeed[emu_k1_recval(speed)];
917 speed = emu10k2_adcspeed[emu_k2_recval(speed)];
924 emurchan_setblocksize(kobj_t obj __unused, void *c_devinfo, uint32_t blocksize)
926 struct emu_pcm_rchinfo *ch = c_devinfo;
927 struct emu_pcm_info *sc = ch->pcm;
929 ch->blksz = blocksize;
931 * If blocksize is less than half of buffer size we will not get
932 * BUFHALFFULL interrupt in time and channel will need to generate
933 * (and use) timer interrupts. Otherwise channel will be marked dead.
935 if (ch->blksz < (ch->pcm->bufsz / 2)) {
936 emu_timer_set(sc->card, ch->timer, ch->blksz / sndbuf_getalign(ch->buffer));
937 emu_timer_enable(sc->card, ch->timer, 1);
939 emu_timer_enable(sc->card, ch->timer, 0);
945 emurchan_trigger(kobj_t obj __unused, void *c_devinfo, int go)
947 struct emu_pcm_rchinfo *ch = c_devinfo;
948 struct emu_pcm_info *sc = ch->pcm;
951 if (!PCMTRIG_COMMON(go))
956 sz = EMU_RECBS_BUFSIZE_4096;
959 sz = EMU_RECBS_BUFSIZE_8192;
962 sz = EMU_RECBS_BUFSIZE_16384;
965 sz = EMU_RECBS_BUFSIZE_32768;
968 sz = EMU_RECBS_BUFSIZE_65536;
971 sz = EMU_RECBS_BUFSIZE_4096;
974 snd_mtxlock(sc->lock);
978 emu_wrptr(sc->card, 0, ch->sizereg, sz);
979 val = sc->is_emu10k1 ? EMU_ADCCR_LCHANENABLE : EMU_A_ADCCR_LCHANENABLE;
980 if (AFMT_CHANNEL(ch->fmt) > 1)
981 val |= sc->is_emu10k1 ? EMU_ADCCR_RCHANENABLE : EMU_A_ADCCR_RCHANENABLE;
982 val |= sc->is_emu10k1 ? emu_k1_recval(ch->spd) : emu_k2_recval(ch->spd);
983 emu_wrptr(sc->card, 0, ch->setupreg, 0);
984 emu_wrptr(sc->card, 0, ch->setupreg, val);
985 ch->ihandle = emu_intr_register(sc->card, ch->irqmask, ch->iprmask, &emu_pcm_intr, sc);
991 emu_wrptr(sc->card, 0, ch->sizereg, 0);
993 emu_wrptr(sc->card, 0, ch->setupreg, 0);
994 (void)emu_intr_unregister(sc->card, ch->ihandle);
996 case PCMTRIG_EMLDMAWR:
998 case PCMTRIG_EMLDMARD:
1003 snd_mtxunlock(sc->lock);
1009 emurchan_getptr(kobj_t obj __unused, void *c_devinfo)
1011 struct emu_pcm_rchinfo *ch = c_devinfo;
1012 struct emu_pcm_info *sc = ch->pcm;
1015 r = emu_rdptr(sc->card, 0, ch->idxreg) & 0x0000ffff;
1020 static struct pcmchan_caps *
1021 emurchan_getcaps(kobj_t obj __unused, void *c_devinfo __unused)
1023 return (&emu_reccaps_adc);
1026 static kobj_method_t emurchan_methods[] = {
1027 KOBJMETHOD(channel_init, emurchan_init),
1028 KOBJMETHOD(channel_free, emurchan_free),
1029 KOBJMETHOD(channel_setformat, emurchan_setformat),
1030 KOBJMETHOD(channel_setspeed, emurchan_setspeed),
1031 KOBJMETHOD(channel_setblocksize, emurchan_setblocksize),
1032 KOBJMETHOD(channel_trigger, emurchan_trigger),
1033 KOBJMETHOD(channel_getptr, emurchan_getptr),
1034 KOBJMETHOD(channel_getcaps, emurchan_getcaps),
1037 CHANNEL_DECLARE(emurchan);
1040 emufxrchan_init(kobj_t obj __unused, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir __unused)
1042 struct emu_pcm_info *sc = devinfo;
1043 struct emu_pcm_rchinfo *ch;
1045 KASSERT(dir == PCMDIR_REC, ("emurchan_init: bad direction"));
1047 if (sc == NULL) return (NULL);
1049 ch = &(sc->rch_efx);
1050 ch->fmt = SND_FORMAT(AFMT_S16_LE, 1, 0);
1051 ch->spd = sc->is_emu10k1 ? 48000*32 : 48000 * 64;
1052 ch->idxreg = EMU_FXIDX;
1053 ch->basereg = EMU_FXBA;
1054 ch->sizereg = EMU_FXBS;
1055 ch->irqmask = EMU_INTE_EFXBUFENABLE;
1056 ch->iprmask = EMU_IPR_EFXBUFFULL | EMU_IPR_EFXBUFHALFFULL;
1060 ch->blksz = sc->bufsz / 2;
1062 if (sndbuf_alloc(ch->buffer, emu_gettag(sc->card), 0, sc->bufsz) != 0)
1065 emu_wrptr(sc->card, 0, ch->basereg, sndbuf_getbufaddr(ch->buffer));
1066 emu_wrptr(sc->card, 0, ch->sizereg, 0); /* off */
1072 emufxrchan_setformat(kobj_t obj __unused, void *c_devinfo __unused, uint32_t format)
1074 if (format == SND_FORMAT(AFMT_S16_LE, 1, 0)) return (0);
1079 emufxrchan_setspeed(kobj_t obj __unused, void *c_devinfo, uint32_t speed)
1081 struct emu_pcm_rchinfo *ch = c_devinfo;
1083 /* FIXED RATE CHANNEL */
1088 emufxrchan_setblocksize(kobj_t obj __unused, void *c_devinfo, uint32_t blocksize)
1090 struct emu_pcm_rchinfo *ch = c_devinfo;
1092 ch->blksz = blocksize;
1094 * XXX If blocksize is less than half of buffer size we will not get
1095 * interrupt in time and channel will die due to interrupt timeout.
1096 * This should not happen with FX rchan, because it will fill buffer
1097 * very fast (64K buffer is 0.021seconds on Audigy).
1099 if (ch->blksz < (ch->pcm->bufsz / 2))
1100 ch->blksz = ch->pcm->bufsz / 2;
1105 emufxrchan_trigger(kobj_t obj __unused, void *c_devinfo, int go)
1107 struct emu_pcm_rchinfo *ch = c_devinfo;
1108 struct emu_pcm_info *sc = ch->pcm;
1111 if (!PCMTRIG_COMMON(go))
1114 switch (sc->bufsz) {
1116 sz = EMU_RECBS_BUFSIZE_4096;
1119 sz = EMU_RECBS_BUFSIZE_8192;
1122 sz = EMU_RECBS_BUFSIZE_16384;
1125 sz = EMU_RECBS_BUFSIZE_32768;
1128 sz = EMU_RECBS_BUFSIZE_65536;
1131 sz = EMU_RECBS_BUFSIZE_4096;
1134 snd_mtxlock(sc->lock);
1138 emu_wrptr(sc->card, 0, ch->sizereg, sz);
1139 ch->ihandle = emu_intr_register(sc->card, ch->irqmask, ch->iprmask, &emu_pcm_intr, sc);
1141 * SB Live! is limited to 32 mono channels. Audigy
1142 * has 64 mono channels. Channels are enabled
1143 * by setting a bit in EMU_A_FXWC[1|2] registers.
1145 /* XXX there is no way to demultiplex this streams for now */
1146 if (sc->is_emu10k1) {
1147 emu_wrptr(sc->card, 0, EMU_FXWC, 0xffffffff);
1149 emu_wrptr(sc->card, 0, EMU_A_FXWC1, 0xffffffff);
1150 emu_wrptr(sc->card, 0, EMU_A_FXWC2, 0xffffffff);
1157 if (sc->is_emu10k1) {
1158 emu_wrptr(sc->card, 0, EMU_FXWC, 0x0);
1160 emu_wrptr(sc->card, 0, EMU_A_FXWC1, 0x0);
1161 emu_wrptr(sc->card, 0, EMU_A_FXWC2, 0x0);
1163 emu_wrptr(sc->card, 0, ch->sizereg, 0);
1164 (void)emu_intr_unregister(sc->card, ch->ihandle);
1166 case PCMTRIG_EMLDMAWR:
1168 case PCMTRIG_EMLDMARD:
1173 snd_mtxunlock(sc->lock);
1179 emufxrchan_getptr(kobj_t obj __unused, void *c_devinfo)
1181 struct emu_pcm_rchinfo *ch = c_devinfo;
1182 struct emu_pcm_info *sc = ch->pcm;
1185 r = emu_rdptr(sc->card, 0, ch->idxreg) & 0x0000ffff;
1190 static struct pcmchan_caps *
1191 emufxrchan_getcaps(kobj_t obj __unused, void *c_devinfo)
1193 struct emu_pcm_rchinfo *ch = c_devinfo;
1194 struct emu_pcm_info *sc = ch->pcm;
1197 return (&emu_reccaps_efx_live);
1198 return (&emu_reccaps_efx_audigy);
1203 emufxrchan_getrates(kobj_t obj __unused, void *c_devinfo, int **rates)
1205 struct emu_pcm_rchinfo *ch = c_devinfo;
1206 struct emu_pcm_info *sc = ch->pcm;
1209 *rates = emu_rates_live;
1211 *rates = emu_rates_audigy;
1216 static kobj_method_t emufxrchan_methods[] = {
1217 KOBJMETHOD(channel_init, emufxrchan_init),
1218 KOBJMETHOD(channel_setformat, emufxrchan_setformat),
1219 KOBJMETHOD(channel_setspeed, emufxrchan_setspeed),
1220 KOBJMETHOD(channel_setblocksize, emufxrchan_setblocksize),
1221 KOBJMETHOD(channel_trigger, emufxrchan_trigger),
1222 KOBJMETHOD(channel_getptr, emufxrchan_getptr),
1223 KOBJMETHOD(channel_getcaps, emufxrchan_getcaps),
1224 KOBJMETHOD(channel_getrates, emufxrchan_getrates),
1227 CHANNEL_DECLARE(emufxrchan);
1231 emu_pcm_intr(void *pcm, uint32_t stat)
1233 struct emu_pcm_info *sc = (struct emu_pcm_info *)pcm;
1239 snd_mtxlock(sc->lock);
1241 if (stat & EMU_IPR_INTERVALTIMER) {
1242 ack |= EMU_IPR_INTERVALTIMER;
1243 for (i = 0; i < MAX_CHANNELS; i++)
1244 if (sc->pch[i].channel) {
1245 if (sc->pch[i].run == 1) {
1246 snd_mtxunlock(sc->lock);
1247 chn_intr(sc->pch[i].channel);
1248 snd_mtxlock(sc->lock);
1250 emu_timer_enable(sc->card, sc->pch[i].timer, 0);
1252 /* ADC may install timer to get low-latency interrupts */
1253 if ((sc->rch_adc.channel) && (sc->rch_adc.run)) {
1254 snd_mtxunlock(sc->lock);
1255 chn_intr(sc->rch_adc.channel);
1256 snd_mtxlock(sc->lock);
1259 * EFX does not use timer, because it will fill
1260 * buffer at least 32x times faster than ADC.
1265 if (stat & (EMU_IPR_ADCBUFFULL | EMU_IPR_ADCBUFHALFFULL)) {
1266 ack |= stat & (EMU_IPR_ADCBUFFULL | EMU_IPR_ADCBUFHALFFULL);
1267 if (sc->rch_adc.channel) {
1268 snd_mtxunlock(sc->lock);
1269 chn_intr(sc->rch_adc.channel);
1270 snd_mtxlock(sc->lock);
1274 if (stat & (EMU_IPR_EFXBUFFULL | EMU_IPR_EFXBUFHALFFULL)) {
1275 ack |= stat & (EMU_IPR_EFXBUFFULL | EMU_IPR_EFXBUFHALFFULL);
1276 if (sc->rch_efx.channel) {
1277 snd_mtxunlock(sc->lock);
1278 chn_intr(sc->rch_efx.channel);
1279 snd_mtxlock(sc->lock);
1282 snd_mtxunlock(sc->lock);
1288 emu_pcm_init(struct emu_pcm_info *sc)
1290 sc->bufsz = pcm_getbuffersize(sc->dev, EMUPAGESIZE, EMU_REC_BUFSZ, EMU_MAX_BUFSZ);
1295 emu_pcm_uninit(struct emu_pcm_info *sc __unused)
1301 emu_pcm_probe(device_t dev)
1303 uintptr_t func, route, r;
1307 r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_FUNC, &func);
1309 if (func != SCF_PCM)
1313 r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ROUTE, &route);
1331 rt = "multichannel recording";
1335 snprintf(buffer, 255, "EMU10Kx DSP %s PCM interface", rt);
1336 device_set_desc_copy(dev, buffer);
1341 emu_pcm_attach(device_t dev)
1343 struct emu_pcm_info *sc;
1345 char status[SND_STATUSLEN];
1347 uintptr_t route, r, ivar;
1349 sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
1350 sc->card = (struct emu_sc_info *)(device_get_softc(device_get_parent(dev)));
1351 if (sc->card == NULL) {
1352 device_printf(dev, "cannot get bridge conf\n");
1357 sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_emu10kx pcm softc");
1360 r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ISEMU10K1, &ivar);
1361 sc->is_emu10k1 = ivar ? 1 : 0;
1363 r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_MCH_DISABLED, &ivar);
1364 sc->mch_disabled = ivar ? 1 : 0;
1368 for (i = 0; i < 8; i++) {
1369 sc->rt.routing_left[i] = i;
1370 sc->rt.amounts_left[i] = 0x00;
1371 sc->rt.routing_right[i] = i;
1372 sc->rt.amounts_right[i] = 0x00;
1375 for (i = 0; i < 8; i++) {
1376 sc->rt_mono.routing_left[i] = i;
1377 sc->rt_mono.amounts_left[i] = 0x00;
1378 sc->rt_mono.routing_right[i] = i;
1379 sc->rt_mono.amounts_right[i] = 0x00;
1382 sc->emu10k1_volcache[0][0] = 75;
1383 sc->emu10k1_volcache[1][0] = 75;
1384 sc->emu10k1_volcache[0][1] = 75;
1385 sc->emu10k1_volcache[1][1] = 75;
1386 r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ROUTE, &route);
1390 sc->rt.amounts_left[0] = 0xff;
1391 sc->rt.amounts_right[1] = 0xff;
1392 sc->rt_mono.amounts_left[0] = 0xff;
1393 sc->rt_mono.amounts_left[1] = 0xff;
1395 sc->codec = AC97_CREATE(dev, sc, emu_ac97);
1397 sc->codec = AC97_CREATE(dev, sc, emu_eac97);
1398 sc->ac97_mixerclass = NULL;
1399 if (sc->codec != NULL)
1400 sc->ac97_mixerclass = ac97_getmixerclass();
1401 if (mixer_init(dev, &emudspmixer_class, sc)) {
1402 device_printf(dev, "failed to initialize DSP mixer\n");
1407 sc->rt.amounts_left[2] = 0xff;
1408 sc->rt.amounts_right[3] = 0xff;
1409 sc->rt_mono.amounts_left[2] = 0xff;
1410 sc->rt_mono.amounts_left[3] = 0xff;
1411 if (mixer_init(dev, &emudspmixer_class, sc)) {
1412 device_printf(dev, "failed to initialize mixer\n");
1417 sc->rt.amounts_left[4] = 0xff;
1418 sc->rt_mono.amounts_left[4] = 0xff;
1419 if (mixer_init(dev, &emudspmixer_class, sc)) {
1420 device_printf(dev, "failed to initialize mixer\n");
1425 sc->rt.amounts_left[5] = 0xff;
1426 sc->rt_mono.amounts_left[5] = 0xff;
1427 if (mixer_init(dev, &emudspmixer_class, sc)) {
1428 device_printf(dev, "failed to initialize mixer\n");
1433 sc->rt.amounts_left[6] = 0xff;
1434 sc->rt.amounts_right[7] = 0xff;
1435 sc->rt_mono.amounts_left[6] = 0xff;
1436 sc->rt_mono.amounts_left[7] = 0xff;
1437 if (mixer_init(dev, &emudspmixer_class, sc)) {
1438 device_printf(dev, "failed to initialize mixer\n");
1443 if (mixer_init(dev, &emuefxmixer_class, sc)) {
1444 device_printf(dev, "failed to initialize EFX mixer\n");
1449 device_printf(dev, "invalid default route\n");
1453 inte = EMU_INTE_INTERTIMERENB;
1454 ipr = EMU_IPR_INTERVALTIMER; /* Used by playback & ADC */
1455 sc->ihandle = emu_intr_register(sc->card, inte, ipr, &emu_pcm_intr, sc);
1457 if (emu_pcm_init(sc) == -1) {
1458 device_printf(dev, "unable to initialize PCM part of the card\n");
1463 * We don't register interrupt handler with snd_setup_intr
1464 * in pcm device. Mark pcm device as MPSAFE manually.
1466 pcm_setflags(dev, pcm_getflags(dev) | SD_F_MPSAFE);
1468 /* XXX we should better get number of available channels from parent */
1469 if (pcm_register(dev, sc, (route == RT_FRONT) ? MAX_CHANNELS : 1, (route == RT_FRONT) ? 1 : 0)) {
1470 device_printf(dev, "can't register PCM channels!\n");
1474 if (route != RT_MCHRECORD)
1475 pcm_addchan(dev, PCMDIR_PLAY, &emupchan_class, sc);
1476 if (route == RT_FRONT) {
1477 for (i = 1; i < MAX_CHANNELS; i++)
1478 pcm_addchan(dev, PCMDIR_PLAY, &emupchan_class, sc);
1479 pcm_addchan(dev, PCMDIR_REC, &emurchan_class, sc);
1481 if (route == RT_MCHRECORD)
1482 pcm_addchan(dev, PCMDIR_REC, &emufxrchan_class, sc);
1484 snprintf(status, SND_STATUSLEN, "on %s", device_get_nameunit(device_get_parent(dev)));
1485 pcm_setstatus(dev, status);
1491 ac97_destroy(sc->codec);
1493 snd_mtxfree(sc->lock);
1499 emu_pcm_detach(device_t dev)
1502 struct emu_pcm_info *sc;
1504 sc = pcm_getdevinfo(dev);
1506 r = pcm_unregister(dev);
1513 snd_mtxfree(sc->lock);
1519 static device_method_t emu_pcm_methods[] = {
1520 DEVMETHOD(device_probe, emu_pcm_probe),
1521 DEVMETHOD(device_attach, emu_pcm_attach),
1522 DEVMETHOD(device_detach, emu_pcm_detach),
1527 static driver_t emu_pcm_driver = {
1535 DRIVER_MODULE(snd_emu10kx_pcm, emu10kx, emu_pcm_driver, pcm_devclass, 0, 0);
1536 MODULE_DEPEND(snd_emu10kx_pcm, snd_emu10kx, SND_EMU10KX_MINVER, SND_EMU10KX_PREFVER, SND_EMU10KX_MAXVER);
1537 MODULE_DEPEND(snd_emu10kx_pcm, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
1538 MODULE_VERSION(snd_emu10kx_pcm, SND_EMU10KX_PREFVER);