1 /* $NetBSD: yds.c,v 1.70 2024/02/09 22:08:36 andvar Exp $ */
2
3 /*
4 * Copyright (c) 2000, 2001 Kazuki Sakamoto and Minoura Makoto.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 /*
29 * Yamaha YMF724[B-F]/740[B-C]/744/754
30 *
31 * Documentation links:
32 * - ftp://ftp.alsa-project.org/pub/manuals/yamaha/
33 * - ftp://ftp.alsa-project.org/pub/manuals/yamaha/pci/
34 *
35 * TODO:
36 * - FM synth volume (difficult: mixed before ac97)
37 * - Digital in/out (SPDIF) support
38 * - Effect??
39 */
40
41 #include <sys/cdefs.h>
42 __KERNEL_RCSID(0, "$NetBSD: yds.c,v 1.70 2024/02/09 22:08:36 andvar Exp $");
43
44 #include "mpu.h"
45
46 #include <sys/param.h>
47 #include <sys/systm.h>
48 #include <sys/kernel.h>
49 #include <sys/fcntl.h>
50 #include <sys/kmem.h>
51 #include <sys/device.h>
52 #include <sys/proc.h>
53
54 #include <dev/pci/pcidevs.h>
55 #include <dev/pci/pcireg.h>
56 #include <dev/pci/pcivar.h>
57
58 #include <sys/audioio.h>
59 #include <dev/audio/audio_if.h>
60 #include <dev/ic/ac97reg.h>
61 #include <dev/ic/ac97var.h>
62 #include <dev/ic/mpuvar.h>
63
64 #include <sys/bus.h>
65 #include <sys/intr.h>
66
67 #include <dev/microcode/yds/yds_hwmcode.h>
68 #include <dev/pci/ydsreg.h>
69 #include <dev/pci/ydsvar.h>
70
71 /* Debug */
72 #undef YDS_USE_REC_SLOT
73 #define YDS_USE_P44
74
75 #ifdef AUDIO_DEBUG
76 # define DPRINTF(x) if (ydsdebug) printf x
77 # define DPRINTFN(n,x) if (ydsdebug>(n)) printf x
78 int ydsdebug = 0;
79 #else
80 # define DPRINTF(x)
81 # define DPRINTFN(n,x)
82 #endif
83 #ifdef YDS_USE_REC_SLOT
84 # define YDS_INPUT_SLOT 0 /* REC slot = ADC + loopbacks */
85 #else
86 # define YDS_INPUT_SLOT 1 /* ADC slot */
87 #endif
88
89 static int yds_match(device_t, cfdata_t, void *);
90 static void yds_attach(device_t, device_t, void *);
91 static int yds_intr(void *);
92
93 #define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr)
94 #define KERNADDR(p) ((void *)((p)->addr))
95
96 static int yds_allocmem(struct yds_softc *, size_t, size_t,
97 struct yds_dma *);
98 static int yds_freemem(struct yds_softc *, struct yds_dma *);
99
100 #ifndef AUDIO_DEBUG
101 #define YWRITE1(sc, r, x) bus_space_write_1((sc)->memt, (sc)->memh, (r), (x))
102 #define YWRITE2(sc, r, x) bus_space_write_2((sc)->memt, (sc)->memh, (r), (x))
103 #define YWRITE4(sc, r, x) bus_space_write_4((sc)->memt, (sc)->memh, (r), (x))
104 #define YREAD1(sc, r) bus_space_read_1((sc)->memt, (sc)->memh, (r))
105 #define YREAD2(sc, r) bus_space_read_2((sc)->memt, (sc)->memh, (r))
106 #define YREAD4(sc, r) bus_space_read_4((sc)->memt, (sc)->memh, (r))
107 #else
YREAD2(struct yds_softc * sc,bus_size_t r)108 static uint16_t YREAD2(struct yds_softc *sc, bus_size_t r)
109 {
110 DPRINTFN(5, (" YREAD2(0x%lX)\n", (unsigned long)r));
111 return bus_space_read_2(sc->memt, sc->memh, r);
112 }
113
YREAD4(struct yds_softc * sc,bus_size_t r)114 static uint32_t YREAD4(struct yds_softc *sc, bus_size_t r)
115 {
116 DPRINTFN(5, (" YREAD4(0x%lX)\n", (unsigned long)r));
117 return bus_space_read_4(sc->memt, sc->memh, r);
118 }
119
120 #ifdef notdef
YWRITE1(struct yds_softc * sc,bus_size_t r,uint8_t x)121 static void YWRITE1(struct yds_softc *sc, bus_size_t r, uint8_t x)
122 {
123 DPRINTFN(5, (" YWRITE1(0x%lX,0x%lX)\n", (unsigned long)r,
124 (unsigned long)x));
125 bus_space_write_1(sc->memt, sc->memh, r, x);
126 }
127 #endif
128
YWRITE2(struct yds_softc * sc,bus_size_t r,uint16_t x)129 static void YWRITE2(struct yds_softc *sc, bus_size_t r, uint16_t x)
130 {
131 DPRINTFN(5, (" YWRITE2(0x%lX,0x%lX)\n", (unsigned long)r,
132 (unsigned long)x));
133 bus_space_write_2(sc->memt, sc->memh, r, x);
134 }
135
YWRITE4(struct yds_softc * sc,bus_size_t r,uint32_t x)136 static void YWRITE4(struct yds_softc *sc, bus_size_t r, uint32_t x)
137 {
138 DPRINTFN(5, (" YWRITE4(0x%lX,0x%lX)\n", (unsigned long)r,
139 (unsigned long)x));
140 bus_space_write_4(sc->memt, sc->memh, r, x);
141 }
142 #endif
143
144 #define YWRITEREGION4(sc, r, x, c) \
145 bus_space_write_region_4((sc)->memt, (sc)->memh, (r), (x), (c) / 4)
146
147 CFATTACH_DECL_NEW(yds, sizeof(struct yds_softc),
148 yds_match, yds_attach, NULL, NULL);
149
150 static int yds_open(void *, int);
151 static void yds_close(void *);
152 static int yds_query_format(void *, audio_format_query_t *);
153 static int yds_set_format(void *, int,
154 const audio_params_t *, const audio_params_t *,
155 audio_filter_reg_t *, audio_filter_reg_t *);
156 static int yds_round_blocksize(void *, int, int, const audio_params_t *);
157 static int yds_trigger_output(void *, void *, void *, int,
158 void (*)(void *), void *,
159 const audio_params_t *);
160 static int yds_trigger_input(void *, void *, void *, int,
161 void (*)(void *), void *,
162 const audio_params_t *);
163 static int yds_halt_output(void *);
164 static int yds_halt_input(void *);
165 static int yds_getdev(void *, struct audio_device *);
166 static int yds_mixer_set_port(void *, mixer_ctrl_t *);
167 static int yds_mixer_get_port(void *, mixer_ctrl_t *);
168 static void * yds_malloc(void *, int, size_t);
169 static void yds_free(void *, void *, size_t);
170 static size_t yds_round_buffersize(void *, int, size_t);
171 static int yds_get_props(void *);
172 static int yds_query_devinfo(void *, mixer_devinfo_t *);
173 static void yds_get_locks(void *, kmutex_t **, kmutex_t **);
174
175 static int yds_attach_codec(void *, struct ac97_codec_if *);
176 static int yds_read_codec(void *, uint8_t, uint16_t *);
177 static int yds_write_codec(void *, uint8_t, uint16_t);
178 static int yds_reset_codec(void *);
179
180 static u_int yds_get_dstype(int);
181 static int yds_download_mcode(struct yds_softc *);
182 static int yds_allocate_slots(struct yds_softc *);
183 static void yds_configure_legacy(device_t);
184 static void yds_enable_dsp(struct yds_softc *);
185 static int yds_disable_dsp(struct yds_softc *);
186 static int yds_ready_codec(struct yds_codec_softc *);
187 static int yds_halt(struct yds_softc *);
188 static uint32_t yds_get_lpfq(u_int);
189 static uint32_t yds_get_lpfk(u_int);
190 static struct yds_dma *yds_find_dma(struct yds_softc *, void *);
191
192 static int yds_init(struct yds_softc *);
193
194 #ifdef AUDIO_DEBUG
195 static void yds_dump_play_slot(struct yds_softc *, int);
196 #define YDS_DUMP_PLAY_SLOT(n, sc, bank) \
197 if (ydsdebug > (n)) yds_dump_play_slot(sc, bank)
198 #else
199 #define YDS_DUMP_PLAY_SLOT(n, sc, bank)
200 #endif /* AUDIO_DEBUG */
201
202 static const struct audio_hw_if yds_hw_if = {
203 .open = yds_open,
204 .close = yds_close,
205 .query_format = yds_query_format,
206 .set_format = yds_set_format,
207 .round_blocksize = yds_round_blocksize,
208 .commit_settings = NULL,
209 .init_output = NULL,
210 .init_input = NULL,
211 .start_output = NULL,
212 .start_input = NULL,
213 .halt_output = yds_halt_output,
214 .halt_input = yds_halt_input,
215 .speaker_ctl = NULL,
216 .getdev = yds_getdev,
217 .set_port = yds_mixer_set_port,
218 .get_port = yds_mixer_get_port,
219 .query_devinfo = yds_query_devinfo,
220 .allocm = yds_malloc,
221 .freem = yds_free,
222 .round_buffersize = yds_round_buffersize,
223 .get_props = yds_get_props,
224 .trigger_output = yds_trigger_output,
225 .trigger_input = yds_trigger_input,
226 .dev_ioctl = NULL,
227 .get_locks = yds_get_locks,
228 };
229
230 static const struct audio_device yds_device = {
231 .name = "Yamaha DS-1",
232 .version = "",
233 .config = "yds"
234 };
235
236 static const struct {
237 uint id;
238 u_int flags;
239 #define YDS_CAP_MCODE_1 0x0001
240 #define YDS_CAP_MCODE_1E 0x0002
241 #define YDS_CAP_LEGACY_SELECTABLE 0x0004
242 #define YDS_CAP_LEGACY_FLEXIBLE 0x0008
243 #define YDS_CAP_HAS_P44 0x0010
244 } yds_chip_capabliity_list[] = {
245 { PCI_PRODUCT_YAMAHA_YMF724,
246 YDS_CAP_MCODE_1|YDS_CAP_LEGACY_SELECTABLE },
247 /* 740[C] has only 32 slots. But anyway we use only 2 */
248 { PCI_PRODUCT_YAMAHA_YMF740,
249 YDS_CAP_MCODE_1|YDS_CAP_LEGACY_SELECTABLE }, /* XXX NOT TESTED */
250 { PCI_PRODUCT_YAMAHA_YMF740C,
251 YDS_CAP_MCODE_1E|YDS_CAP_LEGACY_SELECTABLE },
252 { PCI_PRODUCT_YAMAHA_YMF724F,
253 YDS_CAP_MCODE_1E|YDS_CAP_LEGACY_SELECTABLE },
254 { PCI_PRODUCT_YAMAHA_YMF744B,
255 YDS_CAP_MCODE_1E|YDS_CAP_LEGACY_FLEXIBLE },
256 { PCI_PRODUCT_YAMAHA_YMF754,
257 YDS_CAP_MCODE_1E|YDS_CAP_LEGACY_FLEXIBLE|YDS_CAP_HAS_P44 },
258 { 0, 0 }
259 };
260 #ifdef AUDIO_DEBUG
261 #define YDS_CAP_BITS "\020\005P44\004LEGFLEX\003LEGSEL\002MCODE1E\001MCODE1"
262 #endif
263
264 static const struct audio_format yds_formats[] = {
265 {
266 .mode = AUMODE_PLAY | AUMODE_RECORD,
267 .encoding = AUDIO_ENCODING_SLINEAR_LE,
268 .validbits = 16,
269 .precision = 16,
270 .channels = 2,
271 .channel_mask = AUFMT_STEREO,
272 .frequency_type = 8,
273 .frequency =
274 { 5512, 8000, 11025, 16000, 22050, 32000, 44100, 48000 },
275 },
276 };
277 #define YDS_NFORMATS (sizeof(yds_formats) / sizeof(struct audio_format))
278
279 #ifdef AUDIO_DEBUG
280 static void
yds_dump_play_slot(struct yds_softc * sc,int bank)281 yds_dump_play_slot(struct yds_softc *sc, int bank)
282 {
283 int i, j;
284 uint32_t *p;
285 uint32_t num;
286 bus_addr_t pa;
287
288 for (i = 0; i < N_PLAY_SLOTS; i++) {
289 printf("pbankp[%d] = %p,", i*2, sc->pbankp[i*2]);
290 printf("pbankp[%d] = %p\n", i*2+1, sc->pbankp[i*2+1]);
291 }
292
293 pa = DMAADDR(&sc->sc_ctrldata) + sc->pbankoff;
294 p = sc->ptbl;
295 printf("ptbl + 0: %d\n", *p++);
296 for (i = 0; i < N_PLAY_SLOTS; i++) {
297 printf("ptbl + %d: %#x, should be %#" PRIxPADDR "\n",
298 i+1, *p,
299 pa + i * sizeof(struct play_slot_ctrl_bank) *
300 N_PLAY_SLOT_CTRL_BANK);
301 p++;
302 }
303
304 num = le32toh(*(uint32_t*)sc->ptbl);
305 printf("numofplay = %d\n", num);
306
307 for (i = 0; i < num; i++) {
308 p = (uint32_t *)sc->pbankp[i*2];
309
310 printf(" pbankp[%d], bank 0 : %p\n", i*2, p);
311 for (j = 0;
312 j < sizeof(struct play_slot_ctrl_bank) / sizeof(uint32_t);
313 j++) {
314 printf(" 0x%02x: 0x%08x\n",
315 (unsigned)(j * sizeof(uint32_t)),
316 (unsigned)*p++);
317 }
318
319 p = (uint32_t *)sc->pbankp[i*2 + 1];
320 printf(" pbankp[%d], bank 1 : %p\n", i*2 + 1, p);
321 for (j = 0;
322 j < sizeof(struct play_slot_ctrl_bank) / sizeof(uint32_t);
323 j++) {
324 printf(" 0x%02x: 0x%08x\n",
325 (unsigned)(j * sizeof(uint32_t)),
326 (unsigned)*p++);
327 }
328 }
329 }
330 #endif /* AUDIO_DEBUG */
331
332 static u_int
yds_get_dstype(int id)333 yds_get_dstype(int id)
334 {
335 int i;
336
337 for (i = 0; yds_chip_capabliity_list[i].id; i++) {
338 if (PCI_PRODUCT(id) == yds_chip_capabliity_list[i].id)
339 return yds_chip_capabliity_list[i].flags;
340 }
341
342 return -1;
343 }
344
345 static int
yds_download_mcode(struct yds_softc * sc)346 yds_download_mcode(struct yds_softc *sc)
347 {
348 static struct {
349 const uint32_t *mcode;
350 size_t size;
351 } ctrls[] = {
352 {yds_ds1_ctrl_mcode, sizeof(yds_ds1_ctrl_mcode)},
353 {yds_ds1e_ctrl_mcode, sizeof(yds_ds1e_ctrl_mcode)},
354 };
355 u_int ctrl;
356 const uint32_t *p;
357 size_t size;
358 int dstype;
359
360 if (sc->sc_flags & YDS_CAP_MCODE_1)
361 dstype = YDS_DS_1;
362 else if (sc->sc_flags & YDS_CAP_MCODE_1E)
363 dstype = YDS_DS_1E;
364 else
365 return 1; /* unknown */
366
367 if (yds_disable_dsp(sc))
368 return 1;
369
370 /* Software reset */
371 YWRITE4(sc, YDS_MODE, YDS_MODE_RESET);
372 YWRITE4(sc, YDS_MODE, 0);
373
374 YWRITE4(sc, YDS_MAPOF_REC, 0);
375 YWRITE4(sc, YDS_MAPOF_EFFECT, 0);
376 YWRITE4(sc, YDS_PLAY_CTRLBASE, 0);
377 YWRITE4(sc, YDS_REC_CTRLBASE, 0);
378 YWRITE4(sc, YDS_EFFECT_CTRLBASE, 0);
379 YWRITE4(sc, YDS_WORK_BASE, 0);
380
381 ctrl = YREAD2(sc, YDS_GLOBAL_CONTROL);
382 YWRITE2(sc, YDS_GLOBAL_CONTROL, ctrl & ~0x0007);
383
384 /* Download DSP microcode. */
385 p = yds_dsp_mcode;
386 size = sizeof(yds_dsp_mcode);
387 YWRITEREGION4(sc, YDS_DSP_INSTRAM, p, size);
388
389 /* Download CONTROL microcode. */
390 p = ctrls[dstype].mcode;
391 size = ctrls[dstype].size;
392 YWRITEREGION4(sc, YDS_CTRL_INSTRAM, p, size);
393
394 yds_enable_dsp(sc);
395 delay(10 * 1000); /* nessesary on my 724F (??) */
396
397 return 0;
398 }
399
400 static int
yds_allocate_slots(struct yds_softc * sc)401 yds_allocate_slots(struct yds_softc *sc)
402 {
403 size_t pcs, rcs, ecs, ws, memsize;
404 void *mp;
405 uint32_t da; /* DMA address */
406 char *va; /* KVA */
407 off_t cb;
408 int i;
409 struct yds_dma *p;
410
411 /* Alloc DSP Control Data */
412 pcs = YREAD4(sc, YDS_PLAY_CTRLSIZE) * sizeof(uint32_t);
413 rcs = YREAD4(sc, YDS_REC_CTRLSIZE) * sizeof(uint32_t);
414 ecs = YREAD4(sc, YDS_EFFECT_CTRLSIZE) * sizeof(uint32_t);
415 ws = WORK_SIZE;
416 YWRITE4(sc, YDS_WORK_SIZE, ws / sizeof(uint32_t));
417
418 DPRINTF(("play control size : %d\n", (unsigned int)pcs));
419 DPRINTF(("rec control size : %d\n", (unsigned int)rcs));
420 DPRINTF(("eff control size : %d\n", (unsigned int)ecs));
421 #ifndef AUDIO_DEBUG
422 __USE(ecs);
423 #endif
424 DPRINTF(("work size : %d\n", (unsigned int)ws));
425 #ifdef DIAGNOSTIC
426 if (pcs != sizeof(struct play_slot_ctrl_bank)) {
427 aprint_error_dev(sc->sc_dev, "invalid play slot ctrldata %d != %d\n",
428 (unsigned int)pcs,
429 (unsigned int)sizeof(struct play_slot_ctrl_bank));
430 if (rcs != sizeof(struct rec_slot_ctrl_bank))
431 aprint_error_dev(sc->sc_dev, "invalid rec slot ctrldata %d != %d\n",
432 (unsigned int)rcs,
433 (unsigned int)sizeof(struct rec_slot_ctrl_bank));
434 }
435 #endif
436
437 memsize = N_PLAY_SLOTS*N_PLAY_SLOT_CTRL_BANK*pcs +
438 N_REC_SLOT_CTRL*N_REC_SLOT_CTRL_BANK*rcs + ws;
439 memsize += (N_PLAY_SLOTS+1)*sizeof(uint32_t);
440
441 p = &sc->sc_ctrldata;
442 if (KERNADDR(p) == NULL) {
443 i = yds_allocmem(sc, memsize, 16, p);
444 if (i) {
445 aprint_error_dev(sc->sc_dev, "couldn't alloc/map DSP DMA buffer, reason %d\n", i);
446 return 1;
447 }
448 }
449 mp = KERNADDR(p);
450 da = DMAADDR(p);
451
452 DPRINTF(("mp:%p, DMA addr:%#" PRIxPADDR "\n",
453 mp, sc->sc_ctrldata.map->dm_segs[0].ds_addr));
454
455 memset(mp, 0, memsize);
456
457 /* Work space */
458 cb = 0;
459 va = (uint8_t *)mp;
460 YWRITE4(sc, YDS_WORK_BASE, da + cb);
461 cb += ws;
462
463 /* Play control data table */
464 sc->ptbl = (uint32_t *)(va + cb);
465 sc->ptbloff = cb;
466 YWRITE4(sc, YDS_PLAY_CTRLBASE, da + cb);
467 cb += (N_PLAY_SLOT_CTRL + 1) * sizeof(uint32_t);
468
469 /* Record slot control data */
470 sc->rbank = (struct rec_slot_ctrl_bank *)(va + cb);
471 YWRITE4(sc, YDS_REC_CTRLBASE, da + cb);
472 sc->rbankoff = cb;
473 cb += N_REC_SLOT_CTRL * N_REC_SLOT_CTRL_BANK * rcs;
474
475 #if 0
476 /* Effect slot control data -- unused */
477 YWRITE4(sc, YDS_EFFECT_CTRLBASE, da + cb);
478 cb += N_EFFECT_SLOT_CTRL * N_EFFECT_SLOT_CTRL_BANK * ecs;
479 #endif
480
481 /* Play slot control data */
482 sc->pbankoff = cb;
483 for (i=0; i < N_PLAY_SLOT_CTRL; i++) {
484 sc->pbankp[i*2] = (struct play_slot_ctrl_bank *)(va + cb);
485 *(sc->ptbl + i+1) = htole32(da + cb);
486 cb += pcs;
487
488 sc->pbankp[i*2+1] = (struct play_slot_ctrl_bank *)(va + cb);
489 cb += pcs;
490 }
491 /* Sync play control data table */
492 bus_dmamap_sync(sc->sc_dmatag, p->map,
493 sc->ptbloff, (N_PLAY_SLOT_CTRL+1) * sizeof(uint32_t),
494 BUS_DMASYNC_PREWRITE);
495
496 return 0;
497 }
498
499 static void
yds_enable_dsp(struct yds_softc * sc)500 yds_enable_dsp(struct yds_softc *sc)
501 {
502
503 YWRITE4(sc, YDS_CONFIG, YDS_DSP_SETUP);
504 }
505
506 static int
yds_disable_dsp(struct yds_softc * sc)507 yds_disable_dsp(struct yds_softc *sc)
508 {
509 int to;
510 uint32_t data;
511
512 data = YREAD4(sc, YDS_CONFIG);
513 if (data)
514 YWRITE4(sc, YDS_CONFIG, YDS_DSP_DISABLE);
515
516 for (to = 0; to < YDS_WORK_TIMEOUT; to++) {
517 if ((YREAD4(sc, YDS_STATUS) & YDS_STAT_WORK) == 0)
518 return 0;
519 delay(1);
520 }
521
522 return 1;
523 }
524
525 static int
yds_match(device_t parent,cfdata_t match,void * aux)526 yds_match(device_t parent, cfdata_t match, void *aux)
527 {
528 struct pci_attach_args *pa;
529
530 pa = (struct pci_attach_args *)aux;
531 switch (PCI_VENDOR(pa->pa_id)) {
532 case PCI_VENDOR_YAMAHA:
533 switch (PCI_PRODUCT(pa->pa_id)) {
534 case PCI_PRODUCT_YAMAHA_YMF724:
535 case PCI_PRODUCT_YAMAHA_YMF740:
536 case PCI_PRODUCT_YAMAHA_YMF740C:
537 case PCI_PRODUCT_YAMAHA_YMF724F:
538 case PCI_PRODUCT_YAMAHA_YMF744B:
539 case PCI_PRODUCT_YAMAHA_YMF754:
540 return 1;
541 }
542 break;
543 }
544
545 return 0;
546 }
547
548 /*
549 * This routine is called after all the ISA devices are configured,
550 * to avoid conflict.
551 */
552 static void
yds_configure_legacy(device_t self)553 yds_configure_legacy(device_t self)
554 #define FLEXIBLE (sc->sc_flags & YDS_CAP_LEGACY_FLEXIBLE)
555 #define SELECTABLE (sc->sc_flags & YDS_CAP_LEGACY_SELECTABLE)
556 {
557 static const bus_addr_t opl_addrs[] = {0x388, 0x398, 0x3A0, 0x3A8};
558 static const bus_addr_t mpu_addrs[] = {0x330, 0x300, 0x332, 0x334};
559 struct yds_softc *sc;
560 pcireg_t reg;
561 device_t dev;
562 int i;
563
564 sc = device_private(self);
565 if (!FLEXIBLE && !SELECTABLE)
566 return;
567
568 reg = pci_conf_read(sc->sc_pc, sc->sc_pcitag, YDS_PCI_LEGACY);
569 reg &= ~0x8133c03f; /* these bits are out of interest */
570 reg |= ((YDS_PCI_EX_LEGACY_IMOD) |
571 (YDS_PCI_LEGACY_FMEN |
572 YDS_PCI_LEGACY_MEN /*| YDS_PCI_LEGACY_MIEN*/));
573 reg |= YDS_PCI_EX_LEGACY_SMOD_DISABLE;
574 if (FLEXIBLE) {
575 pci_conf_write(sc->sc_pc, sc->sc_pcitag, YDS_PCI_LEGACY, reg);
576 delay(100*1000);
577 }
578
579 /* Look for OPL */
580 dev = 0;
581 for (i = 0; i < sizeof(opl_addrs) / sizeof(bus_addr_t); i++) {
582 if (SELECTABLE) {
583 pci_conf_write(sc->sc_pc, sc->sc_pcitag,
584 YDS_PCI_LEGACY, reg | (i << (0+16)));
585 delay(100*1000); /* wait 100ms */
586 } else
587 pci_conf_write(sc->sc_pc, sc->sc_pcitag,
588 YDS_PCI_FM_BA, opl_addrs[i]);
589 if (bus_space_map(sc->sc_opl_iot,
590 opl_addrs[i], 4, 0, &sc->sc_opl_ioh) == 0) {
591 struct audio_attach_args aa;
592
593 aa.type = AUDIODEV_TYPE_OPL;
594 aa.hwif = aa.hdl = NULL;
595 dev = config_found(self, &aa, audioprint,
596 CFARGS(.iattr = "yds"));
597 if (dev == 0)
598 bus_space_unmap(sc->sc_opl_iot,
599 sc->sc_opl_ioh, 4);
600 else {
601 if (SELECTABLE)
602 reg |= (i << (0+16));
603 break;
604 }
605 }
606 }
607 if (dev == 0) {
608 reg &= ~YDS_PCI_LEGACY_FMEN;
609 pci_conf_write(sc->sc_pc, sc->sc_pcitag,
610 YDS_PCI_LEGACY, reg);
611 } else {
612 /* Max. volume */
613 YWRITE4(sc, YDS_LEGACY_OUT_VOLUME, 0x3fff3fff);
614 YWRITE4(sc, YDS_LEGACY_REC_VOLUME, 0x3fff3fff);
615 }
616
617 /* Look for MPU */
618 dev = NULL;
619 for (i = 0; i < sizeof(mpu_addrs) / sizeof(bus_addr_t); i++) {
620 if (SELECTABLE)
621 pci_conf_write(sc->sc_pc, sc->sc_pcitag,
622 YDS_PCI_LEGACY, reg | (i << (4+16)));
623 else
624 pci_conf_write(sc->sc_pc, sc->sc_pcitag,
625 YDS_PCI_MPU_BA, mpu_addrs[i]);
626 if (bus_space_map(sc->sc_mpu_iot,
627 mpu_addrs[i], 2, 0, &sc->sc_mpu_ioh) == 0) {
628 struct audio_attach_args aa;
629
630 aa.type = AUDIODEV_TYPE_MPU;
631 aa.hwif = aa.hdl = NULL;
632 dev = config_found(self, &aa, audioprint,
633 CFARGS(.iattr = "yds"));
634 if (dev == 0)
635 bus_space_unmap(sc->sc_mpu_iot,
636 sc->sc_mpu_ioh, 2);
637 else {
638 if (SELECTABLE)
639 reg |= (i << (4+16));
640 break;
641 }
642 }
643 }
644 if (dev == 0) {
645 reg &= ~(YDS_PCI_LEGACY_MEN | YDS_PCI_LEGACY_MIEN);
646 pci_conf_write(sc->sc_pc, sc->sc_pcitag, YDS_PCI_LEGACY, reg);
647 }
648 sc->sc_mpu = dev;
649 }
650 #undef FLEXIBLE
651 #undef SELECTABLE
652
653 static int
yds_init(struct yds_softc * sc)654 yds_init(struct yds_softc *sc)
655 {
656 uint32_t reg;
657
658 DPRINTF(("yds_init()\n"));
659
660 /* Download microcode */
661 if (yds_download_mcode(sc)) {
662 aprint_error_dev(sc->sc_dev, "download microcode failed\n");
663 return 1;
664 }
665
666 /* Allocate DMA buffers */
667 if (yds_allocate_slots(sc)) {
668 aprint_error_dev(sc->sc_dev, "could not allocate slots\n");
669 return 1;
670 }
671
672 /* Warm reset */
673 reg = pci_conf_read(sc->sc_pc, sc->sc_pcitag, YDS_PCI_DSCTRL);
674 pci_conf_write(sc->sc_pc, sc->sc_pcitag, YDS_PCI_DSCTRL,
675 reg | YDS_DSCTRL_WRST);
676 delay(50000);
677
678 return 0;
679 }
680
681 static bool
yds_suspend(device_t dv,const pmf_qual_t * qual)682 yds_suspend(device_t dv, const pmf_qual_t *qual)
683 {
684 struct yds_softc *sc = device_private(dv);
685 pci_chipset_tag_t pc = sc->sc_pc;
686 pcitag_t tag = sc->sc_pcitag;
687
688 mutex_enter(&sc->sc_lock);
689 mutex_spin_enter(&sc->sc_intr_lock);
690 sc->sc_enabled = 0;
691 sc->sc_dsctrl = pci_conf_read(pc, tag, YDS_PCI_DSCTRL);
692 sc->sc_legacy = pci_conf_read(pc, tag, YDS_PCI_LEGACY);
693 sc->sc_ba[0] = pci_conf_read(pc, tag, YDS_PCI_FM_BA);
694 sc->sc_ba[1] = pci_conf_read(pc, tag, YDS_PCI_MPU_BA);
695 mutex_spin_exit(&sc->sc_intr_lock);
696 mutex_exit(&sc->sc_lock);
697
698 return true;
699 }
700
701 static bool
yds_resume(device_t dv,const pmf_qual_t * qual)702 yds_resume(device_t dv, const pmf_qual_t *qual)
703 {
704 struct yds_softc *sc = device_private(dv);
705 pci_chipset_tag_t pc = sc->sc_pc;
706 pcitag_t tag = sc->sc_pcitag;
707 pcireg_t reg;
708
709 /* Disable legacy mode */
710 mutex_enter(&sc->sc_lock);
711 mutex_spin_enter(&sc->sc_intr_lock);
712 reg = pci_conf_read(pc, tag, YDS_PCI_LEGACY);
713 pci_conf_write(pc, tag, YDS_PCI_LEGACY, reg & YDS_PCI_LEGACY_LAD);
714
715 /* Enable the device. */
716 reg = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG);
717 reg |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE |
718 PCI_COMMAND_MASTER_ENABLE);
719 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, reg);
720 reg = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG);
721 mutex_spin_exit(&sc->sc_intr_lock);
722 if (yds_init(sc)) {
723 aprint_error_dev(dv, "reinitialize failed\n");
724 mutex_exit(&sc->sc_lock);
725 return false;
726 }
727
728 pci_conf_write(pc, tag, YDS_PCI_DSCTRL, sc->sc_dsctrl);
729 sc->sc_enabled = 1;
730 sc->sc_codec[0].codec_if->vtbl->restore_ports(sc->sc_codec[0].codec_if);
731 mutex_exit(&sc->sc_lock);
732
733 return true;
734 }
735
736 static void
yds_attach(device_t parent,device_t self,void * aux)737 yds_attach(device_t parent, device_t self, void *aux)
738 {
739 struct yds_softc *sc;
740 struct pci_attach_args *pa;
741 pci_chipset_tag_t pc;
742 char const *intrstr;
743 pci_intr_handle_t ih;
744 pcireg_t reg;
745 struct yds_codec_softc *codec;
746 int i, r, to;
747 int revision;
748 int ac97_id2;
749 char intrbuf[PCI_INTRSTR_LEN];
750
751 sc = device_private(self);
752 sc->sc_dev = self;
753 pa = (struct pci_attach_args *)aux;
754 pc = pa->pa_pc;
755 revision = PCI_REVISION(pa->pa_class);
756
757 pci_aprint_devinfo(pa, NULL);
758
759 /* Map register to memory */
760 if (pci_mapreg_map(pa, YDS_PCI_MBA, PCI_MAPREG_TYPE_MEM, 0,
761 &sc->memt, &sc->memh, NULL, NULL)) {
762 aprint_error_dev(self, "can't map memory space\n");
763 return;
764 }
765
766 /* Map and establish the interrupt. */
767 if (pci_intr_map(pa, &ih)) {
768 aprint_error_dev(self, "couldn't map interrupt\n");
769 return;
770 }
771
772 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE);
773 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO);
774
775 intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf));
776 sc->sc_ih = pci_intr_establish_xname(pc, ih, IPL_AUDIO, yds_intr, sc,
777 device_xname(self));
778 if (sc->sc_ih == NULL) {
779 aprint_error_dev(self, "couldn't establish interrupt");
780 if (intrstr != NULL)
781 aprint_error(" at %s", intrstr);
782 aprint_error("\n");
783 mutex_destroy(&sc->sc_lock);
784 mutex_destroy(&sc->sc_intr_lock);
785 return;
786 }
787 aprint_normal_dev(self, "interrupting at %s\n", intrstr);
788
789 sc->sc_enabled = 0;
790 sc->sc_dmatag = pa->pa_dmat;
791 sc->sc_pc = pc;
792 sc->sc_pcitag = pa->pa_tag;
793 sc->sc_id = pa->pa_id;
794 sc->sc_revision = revision;
795 sc->sc_flags = yds_get_dstype(sc->sc_id);
796 #ifdef AUDIO_DEBUG
797 if (ydsdebug) {
798 char bits[80];
799
800 snprintb(bits, sizeof(bits), YDS_CAP_BITS, sc->sc_flags);
801 printf("%s: chip has %s\n", device_xname(self), bits);
802 }
803 #endif
804
805 /* Disable legacy mode */
806 reg = pci_conf_read(pc, pa->pa_tag, YDS_PCI_LEGACY);
807 pci_conf_write(pc, pa->pa_tag, YDS_PCI_LEGACY,
808 reg & YDS_PCI_LEGACY_LAD);
809
810 /* Enable the device. */
811 reg = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
812 reg |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE |
813 PCI_COMMAND_MASTER_ENABLE);
814 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, reg);
815 reg = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
816
817 /* Mute all volumes */
818 for (i = 0x80; i < 0xc0; i += 2)
819 YWRITE2(sc, i, 0);
820
821 /* Initialize the device */
822 if (yds_init(sc)) {
823 aprint_error_dev(self, "initialize failed\n");
824 mutex_destroy(&sc->sc_lock);
825 mutex_destroy(&sc->sc_intr_lock);
826 return;
827 }
828
829 /*
830 * Detect primary/secondary AC97
831 * YMF754 Hardware Specification Rev 1.01 page 24
832 */
833 reg = pci_conf_read(pc, pa->pa_tag, YDS_PCI_DSCTRL);
834 pci_conf_write(pc, pa->pa_tag, YDS_PCI_DSCTRL, reg & ~YDS_DSCTRL_CRST);
835 delay(400000); /* Needed for 740C. */
836
837 /* Primary */
838 for (to = 0; to < AC97_TIMEOUT; to++) {
839 if ((YREAD2(sc, AC97_STAT_ADDR1) & AC97_BUSY) == 0)
840 break;
841 delay(1);
842 }
843 if (to == AC97_TIMEOUT) {
844 aprint_error_dev(self, "no AC97 available\n");
845 mutex_destroy(&sc->sc_lock);
846 mutex_destroy(&sc->sc_intr_lock);
847 return;
848 }
849
850 /* Secondary */
851 /* Secondary AC97 is used for 4ch audio. Currently unused. */
852 ac97_id2 = -1;
853 if ((YREAD2(sc, YDS_ACTIVITY) & YDS_ACTIVITY_DOCKA) == 0)
854 goto detected;
855 #if 0 /* reset secondary... */
856 YWRITE2(sc, YDS_GPIO_OCTRL,
857 YREAD2(sc, YDS_GPIO_OCTRL) & ~YDS_GPIO_GPO2);
858 YWRITE2(sc, YDS_GPIO_FUNCE,
859 (YREAD2(sc, YDS_GPIO_FUNCE)&(~YDS_GPIO_GPC2))|YDS_GPIO_GPE2);
860 #endif
861 for (to = 0; to < AC97_TIMEOUT; to++) {
862 if ((YREAD2(sc, AC97_STAT_ADDR2) & AC97_BUSY) == 0)
863 break;
864 delay(1);
865 }
866 if (to < AC97_TIMEOUT) {
867 /* detect id */
868 for (ac97_id2 = 1; ac97_id2 < 4; ac97_id2++) {
869 YWRITE2(sc, AC97_CMD_ADDR,
870 AC97_CMD_READ | AC97_ID(ac97_id2) | 0x28);
871
872 for (to = 0; to < AC97_TIMEOUT; to++) {
873 if ((YREAD2(sc, AC97_STAT_ADDR2) & AC97_BUSY)
874 == 0)
875 goto detected;
876 delay(1);
877 }
878 }
879 if (ac97_id2 == 4)
880 ac97_id2 = -1;
881 detected:
882 ;
883 }
884
885 pci_conf_write(pc, pa->pa_tag, YDS_PCI_DSCTRL, reg | YDS_DSCTRL_CRST);
886 delay (20);
887 pci_conf_write(pc, pa->pa_tag, YDS_PCI_DSCTRL, reg & ~YDS_DSCTRL_CRST);
888 delay (400000);
889 for (to = 0; to < AC97_TIMEOUT; to++) {
890 if ((YREAD2(sc, AC97_STAT_ADDR1) & AC97_BUSY) == 0)
891 break;
892 delay(1);
893 }
894
895 /*
896 * Attach ac97 codec
897 */
898 for (i = 0; i < 2; i++) {
899 static struct {
900 int data;
901 int addr;
902 } statregs[] = {
903 {AC97_STAT_DATA1, AC97_STAT_ADDR1},
904 {AC97_STAT_DATA2, AC97_STAT_ADDR2},
905 };
906
907 if (i == 1 && ac97_id2 == -1)
908 break; /* secondary ac97 not available */
909
910 codec = &sc->sc_codec[i];
911 codec->sc = sc;
912 codec->id = i == 1 ? ac97_id2 : 0;
913 codec->status_data = statregs[i].data;
914 codec->status_addr = statregs[i].addr;
915 codec->host_if.arg = codec;
916 codec->host_if.attach = yds_attach_codec;
917 codec->host_if.read = yds_read_codec;
918 codec->host_if.write = yds_write_codec;
919 codec->host_if.reset = yds_reset_codec;
920
921 r = ac97_attach(&codec->host_if, self, &sc->sc_lock);
922 if (r != 0) {
923 aprint_error_dev(self,
924 "can't attach codec (error 0x%X)\n", r);
925 mutex_destroy(&sc->sc_lock);
926 mutex_destroy(&sc->sc_intr_lock);
927 return;
928 }
929 }
930
931 audio_attach_mi(&yds_hw_if, sc, self);
932
933 sc->sc_legacy_iot = pa->pa_iot;
934 config_defer(self, yds_configure_legacy);
935
936 if (!pmf_device_register(self, yds_suspend, yds_resume))
937 aprint_error_dev(self, "couldn't establish power handler\n");
938
939 mutex_spin_enter(&sc->sc_intr_lock);
940 sc->sc_enabled = 1;
941 mutex_spin_exit(&sc->sc_intr_lock);
942 }
943
944 static int
yds_attach_codec(void * sc_,struct ac97_codec_if * codec_if)945 yds_attach_codec(void *sc_, struct ac97_codec_if *codec_if)
946 {
947 struct yds_codec_softc *sc;
948
949 sc = sc_;
950 sc->codec_if = codec_if;
951 return 0;
952 }
953
954 static int
yds_ready_codec(struct yds_codec_softc * sc)955 yds_ready_codec(struct yds_codec_softc *sc)
956 {
957 int to;
958
959 for (to = 0; to < AC97_TIMEOUT; to++) {
960 if ((YREAD2(sc->sc, sc->status_addr) & AC97_BUSY) == 0)
961 return 0;
962 delay(1);
963 }
964
965 return 1;
966 }
967
968 static int
yds_read_codec(void * sc_,uint8_t reg,uint16_t * data)969 yds_read_codec(void *sc_, uint8_t reg, uint16_t *data)
970 {
971 struct yds_codec_softc *sc;
972
973 sc = sc_;
974 YWRITE2(sc->sc, AC97_CMD_ADDR, AC97_CMD_READ | AC97_ID(sc->id) | reg);
975
976 if (yds_ready_codec(sc)) {
977 aprint_error_dev(sc->sc->sc_dev, "yds_read_codec timeout\n");
978 return EIO;
979 }
980
981 if (PCI_PRODUCT(sc->sc->sc_id) == PCI_PRODUCT_YAMAHA_YMF744B &&
982 sc->sc->sc_revision < 2) {
983 int i;
984 for (i=0; i<600; i++)
985 (void)YREAD2(sc->sc, sc->status_data);
986 }
987
988 *data = YREAD2(sc->sc, sc->status_data);
989
990 return 0;
991 }
992
993 static int
yds_write_codec(void * sc_,uint8_t reg,uint16_t data)994 yds_write_codec(void *sc_, uint8_t reg, uint16_t data)
995 {
996 struct yds_codec_softc *sc;
997
998 sc = sc_;
999 YWRITE2(sc->sc, AC97_CMD_ADDR, AC97_CMD_WRITE | AC97_ID(sc->id) | reg);
1000 YWRITE2(sc->sc, AC97_CMD_DATA, data);
1001
1002 if (yds_ready_codec(sc)) {
1003 aprint_error_dev(sc->sc->sc_dev, "yds_write_codec timeout\n");
1004 return EIO;
1005 }
1006
1007 return 0;
1008 }
1009
1010 /*
1011 * XXX: Must handle the secondary differently!!
1012 */
1013 static int
yds_reset_codec(void * sc_)1014 yds_reset_codec(void *sc_)
1015 {
1016 struct yds_codec_softc *codec;
1017 struct yds_softc *sc;
1018 pcireg_t reg;
1019
1020 codec = sc_;
1021 sc = codec->sc;
1022 /* reset AC97 codec */
1023 reg = pci_conf_read(sc->sc_pc, sc->sc_pcitag, YDS_PCI_DSCTRL);
1024 if (reg & 0x03) {
1025 pci_conf_write(sc->sc_pc, sc->sc_pcitag,
1026 YDS_PCI_DSCTRL, reg & ~0x03);
1027 pci_conf_write(sc->sc_pc, sc->sc_pcitag,
1028 YDS_PCI_DSCTRL, reg | 0x03);
1029 pci_conf_write(sc->sc_pc, sc->sc_pcitag,
1030 YDS_PCI_DSCTRL, reg & ~0x03);
1031 delay(50000);
1032 }
1033
1034 yds_ready_codec(sc_);
1035 return 0;
1036 }
1037
1038 static int
yds_intr(void * p)1039 yds_intr(void *p)
1040 {
1041 struct yds_softc *sc = p;
1042 #if NMPU > 0
1043 struct mpu_softc *sc_mpu = device_private(sc->sc_mpu);
1044 #endif
1045 u_int status;
1046
1047 mutex_spin_enter(&sc->sc_intr_lock);
1048 if (!sc->sc_enabled) {
1049 mutex_spin_exit(&sc->sc_intr_lock);
1050 return 0;
1051 }
1052
1053 status = YREAD4(sc, YDS_STATUS);
1054 DPRINTFN(1, ("yds_intr: status=%08x\n", status));
1055 if ((status & (YDS_STAT_INT|YDS_STAT_TINT)) == 0) {
1056 #if NMPU > 0
1057 if (sc_mpu)
1058 return mpu_intr(sc_mpu);
1059 #endif
1060 mutex_spin_exit(&sc->sc_intr_lock);
1061 return 0;
1062 }
1063
1064 if (status & YDS_STAT_TINT) {
1065 YWRITE4(sc, YDS_STATUS, YDS_STAT_TINT);
1066 printf ("yds_intr: timeout!\n");
1067 }
1068
1069 /*
1070 * XXX
1071 * An interrupt in YMF754 occurs when next hardware frame is
1072 * requested, not when current hardware frame processing is
1073 * completed. According to the datasheet, only access to the
1074 * inactive bank is permitted, but in fact, fields in inactive
1075 * bank that the chip should write to may or may not be filled
1076 * at that time. On the other hand, both the CPU and the device
1077 * must guarantee that the fields in active bank are determined
1078 * at the beginning of the interrupt.
1079 * Therefore, we read active bank.
1080 */
1081
1082 if (status & YDS_STAT_INT) {
1083 int nbank;
1084 u_int pdma = 0;
1085 u_int rdma = 0;
1086
1087 /* nbank is bank number that YDS is processing now. */
1088 nbank = YREAD4(sc, YDS_CONTROL_SELECT) & 1;
1089
1090 /* Clear interrupt flag */
1091 YWRITE4(sc, YDS_STATUS, YDS_STAT_INT);
1092
1093 /* Read current data offset before ACTV2 */
1094 if (sc->sc_play.intr) {
1095 /* Sync play slot control data */
1096 bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map,
1097 sc->pbankoff,
1098 sizeof(struct play_slot_ctrl_bank)*
1099 le32toh(*sc->ptbl)*
1100 N_PLAY_SLOT_CTRL_BANK,
1101 BUS_DMASYNC_POSTWRITE|
1102 BUS_DMASYNC_POSTREAD);
1103 /* start offset of current processing bank */
1104 pdma = le32toh(sc->pbankp[nbank]->pgstart) *
1105 sc->sc_play.factor;
1106 }
1107
1108 if (sc->sc_rec.intr) {
1109 /* Sync rec slot control data */
1110 bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map,
1111 sc->rbankoff,
1112 sizeof(struct rec_slot_ctrl_bank)*
1113 N_REC_SLOT_CTRL*
1114 N_REC_SLOT_CTRL_BANK,
1115 BUS_DMASYNC_POSTWRITE|
1116 BUS_DMASYNC_POSTREAD);
1117 /* start offset of current processing bank */
1118 rdma = le32toh(
1119 sc->rbank[YDS_INPUT_SLOT * 2 + nbank].pgstartadr);
1120 }
1121
1122 /* Buffer for the next frame is always ready. */
1123 YWRITE4(sc, YDS_MODE, YREAD4(sc, YDS_MODE) | YDS_MODE_ACTV2);
1124
1125 if (sc->sc_play.intr) {
1126 if (pdma < sc->sc_play.offset)
1127 pdma += sc->sc_play.length;
1128 if (pdma >= sc->sc_play.offset + sc->sc_play.blksize) {
1129 /* We can fill the next block */
1130 /* Sync ring buffer for previous write */
1131 bus_dmamap_sync(sc->sc_dmatag,
1132 sc->sc_play.dma->map,
1133 0, sc->sc_play.length,
1134 BUS_DMASYNC_POSTWRITE);
1135 sc->sc_play.intr(sc->sc_play.intr_arg);
1136 sc->sc_play.offset += sc->sc_play.blksize;
1137 if (sc->sc_play.offset >= sc->sc_play.length) {
1138 sc->sc_play.offset -= sc->sc_play.length;
1139 #ifdef DIAGNOSTIC
1140 if (sc->sc_play.offset != 0)
1141 printf ("Audio ringbuffer botch\n");
1142 #endif
1143 }
1144 /* Sync ring buffer for next write */
1145 bus_dmamap_sync(sc->sc_dmatag,
1146 sc->sc_play.dma->map,
1147 0, sc->sc_play.length,
1148 BUS_DMASYNC_PREWRITE);
1149 }
1150 }
1151 if (sc->sc_rec.intr) {
1152 if (rdma < sc->sc_rec.offset)
1153 rdma += sc->sc_rec.length;
1154 if (rdma >= sc->sc_rec.offset + sc->sc_rec.blksize) {
1155 /* We can drain the current block */
1156 /* Sync ring buffer first */
1157 bus_dmamap_sync(sc->sc_dmatag,
1158 sc->sc_rec.dma->map,
1159 0, sc->sc_rec.length,
1160 BUS_DMASYNC_POSTREAD);
1161 sc->sc_rec.intr(sc->sc_rec.intr_arg);
1162 sc->sc_rec.offset += sc->sc_rec.blksize;
1163 if (sc->sc_rec.offset >= sc->sc_rec.length) {
1164 sc->sc_rec.offset -= sc->sc_rec.length;
1165 #ifdef DIAGNOSTIC
1166 if (sc->sc_rec.offset != 0)
1167 printf ("Audio ringbuffer botch\n");
1168 #endif
1169 }
1170 /* Sync ring buffer for next read */
1171 bus_dmamap_sync(sc->sc_dmatag,
1172 sc->sc_rec.dma->map,
1173 0, sc->sc_rec.length,
1174 BUS_DMASYNC_PREREAD);
1175 }
1176 }
1177 }
1178
1179 mutex_spin_exit(&sc->sc_intr_lock);
1180 return 1;
1181 }
1182
1183 static int
yds_allocmem(struct yds_softc * sc,size_t size,size_t align,struct yds_dma * p)1184 yds_allocmem(struct yds_softc *sc, size_t size, size_t align, struct yds_dma *p)
1185 {
1186 int error;
1187
1188 p->size = size;
1189 error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0,
1190 p->segs, sizeof(p->segs)/sizeof(p->segs[0]),
1191 &p->nsegs, BUS_DMA_WAITOK);
1192 if (error)
1193 return error;
1194
1195 error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size,
1196 &p->addr, BUS_DMA_WAITOK|BUS_DMA_COHERENT);
1197 if (error)
1198 goto free;
1199
1200 error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size,
1201 0, BUS_DMA_WAITOK, &p->map);
1202 if (error)
1203 goto unmap;
1204
1205 error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL,
1206 BUS_DMA_WAITOK);
1207 if (error)
1208 goto destroy;
1209 return 0;
1210
1211 destroy:
1212 bus_dmamap_destroy(sc->sc_dmatag, p->map);
1213 unmap:
1214 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
1215 free:
1216 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
1217 return error;
1218 }
1219
1220 static int
yds_freemem(struct yds_softc * sc,struct yds_dma * p)1221 yds_freemem(struct yds_softc *sc, struct yds_dma *p)
1222 {
1223
1224 bus_dmamap_unload(sc->sc_dmatag, p->map);
1225 bus_dmamap_destroy(sc->sc_dmatag, p->map);
1226 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
1227 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
1228 return 0;
1229 }
1230
1231 static int
yds_open(void * addr,int flags)1232 yds_open(void *addr, int flags)
1233 {
1234 struct yds_softc *sc;
1235 uint32_t mode;
1236
1237 sc = addr;
1238 /* Select bank 0. */
1239 YWRITE4(sc, YDS_CONTROL_SELECT, 0);
1240
1241 /* Start the DSP operation. */
1242 mode = YREAD4(sc, YDS_MODE);
1243 mode |= YDS_MODE_ACTV;
1244 mode &= ~YDS_MODE_ACTV2;
1245 YWRITE4(sc, YDS_MODE, mode);
1246
1247 return 0;
1248 }
1249
1250 static void
yds_close(void * addr)1251 yds_close(void *addr)
1252 {
1253
1254 yds_halt(addr);
1255 }
1256
1257 static int
yds_query_format(void * addr,audio_format_query_t * afp)1258 yds_query_format(void *addr, audio_format_query_t *afp)
1259 {
1260
1261 return audio_query_format(yds_formats, YDS_NFORMATS, afp);
1262 }
1263
1264 static int
yds_set_format(void * addr,int setmode,const audio_params_t * play,const audio_params_t * rec,audio_filter_reg_t * pfil,audio_filter_reg_t * rfil)1265 yds_set_format(void *addr, int setmode,
1266 const audio_params_t *play, const audio_params_t *rec,
1267 audio_filter_reg_t *pfil, audio_filter_reg_t *rfil)
1268 {
1269 return 0;
1270 }
1271
1272 static int
yds_round_blocksize(void * addr,int blk,int mode,const audio_params_t * param)1273 yds_round_blocksize(void *addr, int blk, int mode,
1274 const audio_params_t *param)
1275 {
1276
1277 /*
1278 * Block size must be bigger than a frame.
1279 * That is 1024bytes at most, i.e. for 48000Hz, 16bit, 2ch.
1280 */
1281 if (blk < 1024)
1282 blk = 1024;
1283
1284 return blk;
1285 }
1286
1287 static uint32_t
yds_get_lpfq(u_int sample_rate)1288 yds_get_lpfq(u_int sample_rate)
1289 {
1290 int i;
1291 static struct lpfqt {
1292 u_int rate;
1293 uint32_t lpfq;
1294 } lpfqt[] = {
1295 {8000, 0x32020000},
1296 {11025, 0x31770000},
1297 {16000, 0x31390000},
1298 {22050, 0x31c90000},
1299 {32000, 0x33d00000},
1300 {48000, 0x40000000},
1301 {0, 0}
1302 };
1303
1304 if (sample_rate == 44100) /* for P44 slot? */
1305 return 0x370A0000;
1306
1307 for (i = 0; lpfqt[i].rate != 0; i++)
1308 if (sample_rate <= lpfqt[i].rate)
1309 break;
1310
1311 return lpfqt[i].lpfq;
1312 }
1313
1314 static uint32_t
yds_get_lpfk(u_int sample_rate)1315 yds_get_lpfk(u_int sample_rate)
1316 {
1317 int i;
1318 static struct lpfkt {
1319 u_int rate;
1320 uint32_t lpfk;
1321 } lpfkt[] = {
1322 {8000, 0x18b20000},
1323 {11025, 0x20930000},
1324 {16000, 0x2b9a0000},
1325 {22050, 0x35a10000},
1326 {32000, 0x3eaa0000},
1327 {48000, 0x40000000},
1328 {0, 0}
1329 };
1330
1331 if (sample_rate == 44100) /* for P44 slot? */
1332 return 0x46460000;
1333
1334 for (i = 0; lpfkt[i].rate != 0; i++)
1335 if (sample_rate <= lpfkt[i].rate)
1336 break;
1337
1338 return lpfkt[i].lpfk;
1339 }
1340
1341 static int
yds_trigger_output(void * addr,void * start,void * end,int blksize,void (* intr)(void *),void * arg,const audio_params_t * param)1342 yds_trigger_output(void *addr, void *start, void *end, int blksize,
1343 void (*intr)(void *), void *arg, const audio_params_t *param)
1344 #define P44 (sc->sc_flags & YDS_CAP_HAS_P44)
1345 {
1346 struct yds_softc *sc;
1347 struct yds_dma *p;
1348 struct play_slot_ctrl_bank *psb;
1349 const u_int gain = 0x40000000;
1350 bus_addr_t s;
1351 size_t l;
1352 int i;
1353 int p44, channels;
1354 uint32_t format;
1355
1356 sc = addr;
1357 #ifdef DIAGNOSTIC
1358 if (sc->sc_play.intr)
1359 panic("yds_trigger_output: already running");
1360 #endif
1361
1362 sc->sc_play.intr = intr;
1363 sc->sc_play.intr_arg = arg;
1364 sc->sc_play.offset = 0;
1365 sc->sc_play.blksize = blksize;
1366
1367 DPRINTFN(1, ("yds_trigger_output: sc=%p start=%p end=%p "
1368 "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg));
1369
1370 p = yds_find_dma(sc, start);
1371 if (!p) {
1372 printf("yds_trigger_output: bad addr %p\n", start);
1373 return EINVAL;
1374 }
1375 sc->sc_play.dma = p;
1376
1377 #ifdef YDS_USE_P44
1378 /* The document says the P44 SRC supports only stereo, 16bit PCM. */
1379 if (P44)
1380 p44 = ((param->sample_rate == 44100) &&
1381 (param->channels == 2) &&
1382 (param->precision == 16));
1383 else
1384 #endif
1385 p44 = 0;
1386 channels = p44 ? 1 : param->channels;
1387
1388 s = DMAADDR(p);
1389 l = ((char *)end - (char *)start);
1390 sc->sc_play.length = l;
1391
1392 *sc->ptbl = htole32(channels); /* Num of play */
1393
1394 sc->sc_play.factor = 1;
1395 if (param->channels == 2)
1396 sc->sc_play.factor *= 2;
1397 if (param->precision != 8)
1398 sc->sc_play.factor *= 2;
1399 l /= sc->sc_play.factor;
1400
1401 format = ((channels == 2 ? PSLT_FORMAT_STEREO : 0) |
1402 (param->precision == 8 ? PSLT_FORMAT_8BIT : 0) |
1403 (p44 ? PSLT_FORMAT_SRC441 : 0));
1404
1405 psb = sc->pbankp[0];
1406 memset(psb, 0, sizeof(*psb));
1407 psb->format = htole32(format);
1408 psb->pgbase = htole32(s);
1409 psb->pgloopend = htole32(l);
1410 if (!p44) {
1411 psb->pgdeltaend = htole32((param->sample_rate * 65536 / 48000) << 12);
1412 psb->lpfkend = htole32(yds_get_lpfk(param->sample_rate));
1413 psb->eggainend = htole32(gain);
1414 psb->lpfq = htole32(yds_get_lpfq(param->sample_rate));
1415 psb->pgdelta = htole32(psb->pgdeltaend);
1416 psb->lpfk = htole32(yds_get_lpfk(param->sample_rate));
1417 psb->eggain = htole32(gain);
1418 }
1419
1420 for (i = 0; i < channels; i++) {
1421 /* i == 0: left or mono, i == 1: right */
1422 psb = sc->pbankp[i*2];
1423 if (i)
1424 /* copy from left */
1425 *psb = *(sc->pbankp[0]);
1426 if (channels == 2) {
1427 /* stereo */
1428 if (i == 0) {
1429 psb->lchgain = psb->lchgainend = htole32(gain);
1430 } else {
1431 psb->lchgain = psb->lchgainend = 0;
1432 psb->rchgain = psb->rchgainend = htole32(gain);
1433 psb->format |= htole32(PSLT_FORMAT_RCH);
1434 }
1435 } else if (!p44) {
1436 /* mono */
1437 psb->lchgain = psb->rchgain = htole32(gain);
1438 psb->lchgainend = psb->rchgainend = htole32(gain);
1439 }
1440 /* copy to the other bank */
1441 *(sc->pbankp[i*2+1]) = *psb;
1442 }
1443
1444 YDS_DUMP_PLAY_SLOT(5, sc, 0);
1445 YDS_DUMP_PLAY_SLOT(5, sc, 1);
1446
1447 if (p44)
1448 YWRITE4(sc, YDS_P44_OUT_VOLUME, 0x3fff3fff);
1449 else
1450 YWRITE4(sc, YDS_DAC_OUT_VOLUME, 0x3fff3fff);
1451
1452 /* Now the play slot for the next frame is set up!! */
1453 /* Sync play slot control data for both directions */
1454 bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map,
1455 sc->pbankoff,
1456 sizeof(struct play_slot_ctrl_bank) *
1457 channels * N_PLAY_SLOT_CTRL_BANK,
1458 BUS_DMASYNC_PREWRITE|BUS_DMASYNC_PREREAD);
1459 /* Sync ring buffer */
1460 bus_dmamap_sync(sc->sc_dmatag, p->map, 0, blksize,
1461 BUS_DMASYNC_PREWRITE);
1462 /* HERE WE GO!! */
1463 YWRITE4(sc, YDS_MODE,
1464 YREAD4(sc, YDS_MODE) | YDS_MODE_ACTV | YDS_MODE_ACTV2);
1465
1466 return 0;
1467 }
1468 #undef P44
1469
1470 static int
yds_trigger_input(void * addr,void * start,void * end,int blksize,void (* intr)(void *),void * arg,const audio_params_t * param)1471 yds_trigger_input(void *addr, void *start, void *end, int blksize,
1472 void (*intr)(void *), void *arg, const audio_params_t *param)
1473 {
1474 struct yds_softc *sc;
1475 struct yds_dma *p;
1476 u_int srate, format;
1477 struct rec_slot_ctrl_bank *rsb;
1478 bus_addr_t s;
1479 size_t l;
1480
1481 sc = addr;
1482 #ifdef DIAGNOSTIC
1483 if (sc->sc_rec.intr)
1484 panic("yds_trigger_input: already running");
1485 #endif
1486 sc->sc_rec.intr = intr;
1487 sc->sc_rec.intr_arg = arg;
1488 sc->sc_rec.offset = 0;
1489 sc->sc_rec.blksize = blksize;
1490
1491 DPRINTFN(1, ("yds_trigger_input: "
1492 "sc=%p start=%p end=%p blksize=%d intr=%p(%p)\n",
1493 addr, start, end, blksize, intr, arg));
1494 DPRINTFN(1, (" parameters: rate=%u, precision=%u, channels=%u\n",
1495 param->sample_rate, param->precision, param->channels));
1496
1497 p = yds_find_dma(sc, start);
1498 if (!p) {
1499 printf("yds_trigger_input: bad addr %p\n", start);
1500 return EINVAL;
1501 }
1502 sc->sc_rec.dma = p;
1503
1504 s = DMAADDR(p);
1505 l = ((char *)end - (char *)start);
1506 sc->sc_rec.length = l;
1507
1508 sc->sc_rec.factor = 1;
1509 if (param->channels == 2)
1510 sc->sc_rec.factor *= 2;
1511 if (param->precision != 8)
1512 sc->sc_rec.factor *= 2;
1513
1514 rsb = &sc->rbank[0];
1515 memset(rsb, 0, sizeof(*rsb));
1516 rsb->pgbase = htole32(s);
1517 rsb->pgloopendadr = htole32(l);
1518 /* Seems all 4 banks must be set up... */
1519 sc->rbank[1] = *rsb;
1520 sc->rbank[2] = *rsb;
1521 sc->rbank[3] = *rsb;
1522
1523 YWRITE4(sc, YDS_ADC_IN_VOLUME, 0x3fff3fff);
1524 YWRITE4(sc, YDS_REC_IN_VOLUME, 0x3fff3fff);
1525 srate = 48000 * 4096 / param->sample_rate - 1;
1526 format = ((param->precision == 8 ? YDS_FORMAT_8BIT : 0) |
1527 (param->channels == 2 ? YDS_FORMAT_STEREO : 0));
1528 DPRINTF(("srate=%d, format=%08x\n", srate, format));
1529 #ifdef YDS_USE_REC_SLOT
1530 YWRITE4(sc, YDS_DAC_REC_VOLUME, 0x3fff3fff);
1531 YWRITE4(sc, YDS_P44_REC_VOLUME, 0x3fff3fff);
1532 YWRITE4(sc, YDS_MAPOF_REC, YDS_RECSLOT_VALID);
1533 YWRITE4(sc, YDS_REC_SAMPLE_RATE, srate);
1534 YWRITE4(sc, YDS_REC_FORMAT, format);
1535 #else
1536 YWRITE4(sc, YDS_MAPOF_REC, YDS_ADCSLOT_VALID);
1537 YWRITE4(sc, YDS_ADC_SAMPLE_RATE, srate);
1538 YWRITE4(sc, YDS_ADC_FORMAT, format);
1539 #endif
1540 /* Now the rec slot for the next frame is set up!! */
1541 /* Sync record slot control data */
1542 bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map,
1543 sc->rbankoff,
1544 sizeof(struct rec_slot_ctrl_bank)*
1545 N_REC_SLOT_CTRL*
1546 N_REC_SLOT_CTRL_BANK,
1547 BUS_DMASYNC_PREWRITE|BUS_DMASYNC_PREREAD);
1548 /* Sync ring buffer */
1549 bus_dmamap_sync(sc->sc_dmatag, p->map, 0, blksize,
1550 BUS_DMASYNC_PREREAD);
1551 /* HERE WE GO!! */
1552 YWRITE4(sc, YDS_MODE,
1553 YREAD4(sc, YDS_MODE) | YDS_MODE_ACTV | YDS_MODE_ACTV2);
1554
1555 return 0;
1556 }
1557
1558 static int
yds_halt(struct yds_softc * sc)1559 yds_halt(struct yds_softc *sc)
1560 {
1561 uint32_t mode;
1562
1563 /* Stop the DSP operation. */
1564 mode = YREAD4(sc, YDS_MODE);
1565 YWRITE4(sc, YDS_MODE, mode & ~(YDS_MODE_ACTV|YDS_MODE_ACTV2));
1566
1567 /* Paranoia... mute all */
1568 YWRITE4(sc, YDS_P44_OUT_VOLUME, 0);
1569 YWRITE4(sc, YDS_DAC_OUT_VOLUME, 0);
1570 YWRITE4(sc, YDS_ADC_IN_VOLUME, 0);
1571 YWRITE4(sc, YDS_REC_IN_VOLUME, 0);
1572 YWRITE4(sc, YDS_DAC_REC_VOLUME, 0);
1573 YWRITE4(sc, YDS_P44_REC_VOLUME, 0);
1574
1575 return 0;
1576 }
1577
1578 static int
yds_halt_output(void * addr)1579 yds_halt_output(void *addr)
1580 {
1581 struct yds_softc *sc;
1582
1583 DPRINTF(("yds: yds_halt_output\n"));
1584 sc = addr;
1585 if (sc->sc_play.intr) {
1586 sc->sc_play.intr = 0;
1587 /* Sync play slot control data */
1588 bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map,
1589 sc->pbankoff,
1590 sizeof(struct play_slot_ctrl_bank)*
1591 (*sc->ptbl)*N_PLAY_SLOT_CTRL_BANK,
1592 BUS_DMASYNC_POSTWRITE|BUS_DMASYNC_POSTREAD);
1593 /* Stop the play slot operation */
1594 sc->pbankp[0]->status =
1595 sc->pbankp[1]->status =
1596 sc->pbankp[2]->status =
1597 sc->pbankp[3]->status = 1;
1598 /* Sync ring buffer */
1599 bus_dmamap_sync(sc->sc_dmatag, sc->sc_play.dma->map,
1600 0, sc->sc_play.length, BUS_DMASYNC_POSTWRITE);
1601 }
1602
1603 return 0;
1604 }
1605
1606 static int
yds_halt_input(void * addr)1607 yds_halt_input(void *addr)
1608 {
1609 struct yds_softc *sc;
1610
1611 DPRINTF(("yds: yds_halt_input\n"));
1612 sc = addr;
1613 if (sc->sc_rec.intr) {
1614 sc->sc_rec.intr = NULL;
1615 /* Stop the rec slot operation */
1616 YWRITE4(sc, YDS_MAPOF_REC, 0);
1617 /* Sync rec slot control data */
1618 bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map,
1619 sc->rbankoff,
1620 sizeof(struct rec_slot_ctrl_bank)*
1621 N_REC_SLOT_CTRL*N_REC_SLOT_CTRL_BANK,
1622 BUS_DMASYNC_POSTWRITE|BUS_DMASYNC_POSTREAD);
1623 /* Sync ring buffer */
1624 bus_dmamap_sync(sc->sc_dmatag, sc->sc_rec.dma->map,
1625 0, sc->sc_rec.length, BUS_DMASYNC_POSTREAD);
1626 }
1627
1628 return 0;
1629 }
1630
1631 static int
yds_getdev(void * addr,struct audio_device * retp)1632 yds_getdev(void *addr, struct audio_device *retp)
1633 {
1634
1635 *retp = yds_device;
1636 return 0;
1637 }
1638
1639 static int
yds_mixer_set_port(void * addr,mixer_ctrl_t * cp)1640 yds_mixer_set_port(void *addr, mixer_ctrl_t *cp)
1641 {
1642 struct yds_softc *sc;
1643
1644 sc = addr;
1645 return sc->sc_codec[0].codec_if->vtbl->mixer_set_port(
1646 sc->sc_codec[0].codec_if, cp);
1647 }
1648
1649 static int
yds_mixer_get_port(void * addr,mixer_ctrl_t * cp)1650 yds_mixer_get_port(void *addr, mixer_ctrl_t *cp)
1651 {
1652 struct yds_softc *sc;
1653
1654 sc = addr;
1655 return sc->sc_codec[0].codec_if->vtbl->mixer_get_port(
1656 sc->sc_codec[0].codec_if, cp);
1657 }
1658
1659 static int
yds_query_devinfo(void * addr,mixer_devinfo_t * dip)1660 yds_query_devinfo(void *addr, mixer_devinfo_t *dip)
1661 {
1662 struct yds_softc *sc;
1663
1664 sc = addr;
1665 return sc->sc_codec[0].codec_if->vtbl->query_devinfo(
1666 sc->sc_codec[0].codec_if, dip);
1667 }
1668
1669 static void *
yds_malloc(void * addr,int direction,size_t size)1670 yds_malloc(void *addr, int direction, size_t size)
1671 {
1672 struct yds_softc *sc;
1673 struct yds_dma *p;
1674 int error;
1675
1676 p = kmem_alloc(sizeof(*p), KM_SLEEP);
1677 sc = addr;
1678 error = yds_allocmem(sc, size, 16, p);
1679 if (error) {
1680 kmem_free(p, sizeof(*p));
1681 return NULL;
1682 }
1683 p->next = sc->sc_dmas;
1684 sc->sc_dmas = p;
1685 return KERNADDR(p);
1686 }
1687
1688 static void
yds_free(void * addr,void * ptr,size_t size)1689 yds_free(void *addr, void *ptr, size_t size)
1690 {
1691 struct yds_softc *sc;
1692 struct yds_dma **pp, *p;
1693
1694 sc = addr;
1695 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) {
1696 if (KERNADDR(p) == ptr) {
1697 yds_freemem(sc, p);
1698 *pp = p->next;
1699 kmem_free(p, sizeof(*p));
1700 return;
1701 }
1702 }
1703 }
1704
1705 static struct yds_dma *
yds_find_dma(struct yds_softc * sc,void * addr)1706 yds_find_dma(struct yds_softc *sc, void *addr)
1707 {
1708 struct yds_dma *p;
1709
1710 for (p = sc->sc_dmas; p && KERNADDR(p) != addr; p = p->next)
1711 continue;
1712
1713 return p;
1714 }
1715
1716 static size_t
yds_round_buffersize(void * addr,int direction,size_t size)1717 yds_round_buffersize(void *addr, int direction, size_t size)
1718 {
1719
1720 /*
1721 * Buffer size should be at least twice as bigger as a frame.
1722 */
1723 if (size < 1024 * 3)
1724 size = 1024 * 3;
1725 return size;
1726 }
1727
1728 static int
yds_get_props(void * addr)1729 yds_get_props(void *addr)
1730 {
1731
1732 return AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE |
1733 AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX;
1734 }
1735
1736 static void
yds_get_locks(void * addr,kmutex_t ** intr,kmutex_t ** thread)1737 yds_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread)
1738 {
1739 struct yds_softc *sc;
1740
1741 sc = addr;
1742 *intr = &sc->sc_intr_lock;
1743 *thread = &sc->sc_lock;
1744 }
1745