1 /* $OpenBSD: fms.c,v 1.39 2024/06/09 05:18:12 jsg Exp $ */
2 /* $NetBSD: fms.c,v 1.5.4.1 2000/06/30 16:27:50 simonb Exp $ */
3
4 /*-
5 * Copyright (c) 1999 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Witold J. Wnuk.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 /*
34 * Forte Media FM801 Audio Device Driver
35 */
36
37 #include "radio.h"
38
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/malloc.h>
42 #include <sys/device.h>
43 #include <sys/audioio.h>
44
45 #include <machine/bus.h>
46 #include <machine/cpu.h>
47
48 #include <dev/pci/pcidevs.h>
49 #include <dev/pci/pcivar.h>
50
51 #include <dev/audio_if.h>
52 #include <dev/ic/ac97.h>
53 #if 0
54 #include <dev/ic/mpuvar.h>
55 #endif
56
57 #include <dev/pci/fmsreg.h>
58 #include <dev/pci/fmsvar.h>
59
60
61 struct fms_dma {
62 struct fms_dma *next;
63 caddr_t addr;
64 size_t size;
65 bus_dmamap_t map;
66 bus_dma_segment_t seg;
67 };
68
69
70
71 int fms_match(struct device *, void *, void *);
72 void fms_attach(struct device *, struct device *, void *);
73 int fms_intr(void *);
74
75 int fms_open(void *, int);
76 void fms_close(void *);
77 int fms_set_params(void *, int, int, struct audio_params *,
78 struct audio_params *);
79 int fms_round_blocksize(void *, int);
80 int fms_halt_output(void *);
81 int fms_halt_input(void *);
82 int fms_set_port(void *, mixer_ctrl_t *);
83 int fms_get_port(void *, mixer_ctrl_t *);
84 int fms_query_devinfo(void *, mixer_devinfo_t *);
85 void *fms_malloc(void *, int, size_t, int, int);
86 void fms_free(void *, void *, int);
87 int fms_trigger_output(void *, void *, void *, int, void (*)(void *),
88 void *, struct audio_params *);
89 int fms_trigger_input(void *, void *, void *, int, void (*)(void *),
90 void *, struct audio_params *);
91
92 struct cfdriver fms_cd = {
93 NULL, "fms", DV_DULL
94 };
95
96 const struct cfattach fms_ca = {
97 sizeof (struct fms_softc), fms_match, fms_attach
98 };
99
100 const struct audio_hw_if fms_hw_if = {
101 .open = fms_open,
102 .close = fms_close,
103 .set_params = fms_set_params,
104 .round_blocksize = fms_round_blocksize,
105 .halt_output = fms_halt_output,
106 .halt_input = fms_halt_input,
107 .set_port = fms_set_port,
108 .get_port = fms_get_port,
109 .query_devinfo = fms_query_devinfo,
110 .allocm = fms_malloc,
111 .freem = fms_free,
112 .trigger_output = fms_trigger_output,
113 .trigger_input = fms_trigger_input,
114 };
115
116 int fms_attach_codec(void *, struct ac97_codec_if *);
117 int fms_read_codec(void *, u_int8_t, u_int16_t *);
118 int fms_write_codec(void *, u_int8_t, u_int16_t);
119 void fms_reset_codec(void *);
120
121 int
fms_match(struct device * parent,void * match,void * aux)122 fms_match(struct device *parent, void *match, void *aux)
123 {
124 struct pci_attach_args *pa = (struct pci_attach_args *) aux;
125
126 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_FORTEMEDIA &&
127 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_FORTEMEDIA_FM801)
128 return (1);
129 return (0);
130 }
131
132 void
fms_attach(struct device * parent,struct device * self,void * aux)133 fms_attach(struct device *parent, struct device *self, void *aux)
134 {
135 struct pci_attach_args *pa = aux;
136 struct fms_softc *sc = (struct fms_softc *) self;
137 struct audio_attach_args aa;
138 pci_chipset_tag_t pc = pa->pa_pc;
139 pcitag_t pt = pa->pa_tag;
140 pci_intr_handle_t ih;
141 bus_size_t iosize;
142 const char *intrstr;
143 u_int16_t k1;
144 int i;
145
146 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot,
147 &sc->sc_ioh, NULL, &iosize, 0)) {
148 printf(": can't map i/o space\n");
149 return;
150 }
151
152 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x30, 2,
153 &sc->sc_mpu_ioh)) {
154 printf(": can't get mpu subregion handle\n");
155 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize);
156 return;
157 }
158
159 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x68, 4,
160 &sc->sc_opl_ioh)) {
161 printf(": can't get opl subregion handle\n");
162 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize);
163 return;
164 }
165
166 if (pci_intr_map(pa, &ih)) {
167 printf(": couldn't map interrupt\n");
168 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize);
169 return;
170 }
171 intrstr = pci_intr_string(pc, ih);
172
173 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO | IPL_MPSAFE,
174 fms_intr, sc, sc->sc_dev.dv_xname);
175 if (sc->sc_ih == NULL) {
176 printf(": couldn't establish interrupt");
177 if (intrstr != NULL)
178 printf(" at %s", intrstr);
179 printf("\n");
180 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize);
181 return;
182 }
183
184 printf(": %s\n", intrstr);
185
186 sc->sc_dmat = pa->pa_dmat;
187
188 /* Disable legacy audio (SBPro compatibility) */
189 pci_conf_write(pc, pt, 0x40, 0);
190
191 /* Reset codec and AC'97 */
192 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020);
193 delay(2); /* > 1us according to AC'97 documentation */
194 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000);
195 delay(1); /* > 168.2ns according to AC'97 documentation */
196
197 /* Set up volume */
198 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PCM_VOLUME, 0x0808);
199 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_FM_VOLUME, 0x0808);
200 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_I2S_VOLUME, 0x0808);
201
202 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_RECORD_SOURCE, 0x0000);
203
204 /* Unmask playback, record and mpu interrupts, mask the rest */
205 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK);
206 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK,
207 (k1 & ~(FM_INTMASK_PLAY | FM_INTMASK_REC | FM_INTMASK_MPU)) |
208 FM_INTMASK_VOL);
209 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS,
210 FM_INTSTATUS_PLAY | FM_INTSTATUS_REC | FM_INTSTATUS_MPU |
211 FM_INTSTATUS_VOL);
212
213 #if NRADIO > 0
214 fmsradio_attach(sc);
215 #endif /* NRADIO > 0 */
216
217 sc->host_if.arg = sc;
218 sc->host_if.attach = fms_attach_codec;
219 sc->host_if.read = fms_read_codec;
220 sc->host_if.write = fms_write_codec;
221 sc->host_if.reset = fms_reset_codec;
222
223 if (ac97_attach(&sc->host_if) != 0)
224 return;
225
226 /* Turn mute off */
227 for (i = 0; i < 3; i++) {
228 static struct {
229 char *class, *device;
230 } d[] = {
231 { AudioCoutputs, AudioNmaster },
232 { AudioCinputs, AudioNdac },
233 { AudioCrecord, AudioNvolume }
234 };
235 struct mixer_ctrl ctl;
236
237 ctl.type = AUDIO_MIXER_ENUM;
238 ctl.un.ord = 0;
239 ctl.dev = sc->codec_if->vtbl->get_portnum_by_name(sc->codec_if,
240 d[i].class, d[i].device, AudioNmute);
241 fms_set_port(sc, &ctl);
242 }
243
244 audio_attach_mi(&fms_hw_if, sc, NULL, &sc->sc_dev);
245
246 aa.type = AUDIODEV_TYPE_OPL;
247 aa.hwif = NULL;
248 aa.hdl = NULL;
249 config_found(&sc->sc_dev, &aa, audioprint);
250
251 aa.type = AUDIODEV_TYPE_MPU;
252 aa.hwif = NULL;
253 aa.hdl = NULL;
254 sc->sc_mpu_dev = config_found(&sc->sc_dev, &aa, audioprint);
255 }
256
257 /*
258 * Each AC-link frame takes 20.8us, data should be ready in next frame,
259 * we allow more than two.
260 */
261 #define TIMO 50
262 int
fms_read_codec(void * addr,u_int8_t reg,u_int16_t * val)263 fms_read_codec(void *addr, u_int8_t reg, u_int16_t *val)
264 {
265 struct fms_softc *sc = addr;
266 int i;
267
268 /* Poll until codec is ready */
269 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh,
270 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++)
271 delay(1);
272 if (i >= TIMO) {
273 printf("fms: codec busy\n");
274 return 1;
275 }
276
277 /* Write register index, read access */
278 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD,
279 reg | FM_CODEC_CMD_READ);
280
281 /* Poll until we have valid data */
282 for (i = 0; i < TIMO && !(bus_space_read_2(sc->sc_iot, sc->sc_ioh,
283 FM_CODEC_CMD) & FM_CODEC_CMD_VALID); i++)
284 delay(1);
285 if (i >= TIMO) {
286 printf("fms: no data from codec\n");
287 return 1;
288 }
289
290 /* Read data */
291 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA);
292 return 0;
293 }
294
295 int
fms_write_codec(void * addr,u_int8_t reg,u_int16_t val)296 fms_write_codec(void *addr, u_int8_t reg, u_int16_t val)
297 {
298 struct fms_softc *sc = addr;
299 int i;
300
301 /* Poll until codec is ready */
302 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh,
303 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++)
304 delay(1);
305 if (i >= TIMO) {
306 printf("fms: codec busy\n");
307 return 1;
308 }
309
310 /* Write data */
311 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA, val);
312 /* Write index register, write access */
313 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, reg);
314 return 0;
315 }
316 #undef TIMO
317
318 int
fms_attach_codec(void * addr,struct ac97_codec_if * cif)319 fms_attach_codec(void *addr, struct ac97_codec_if *cif)
320 {
321 struct fms_softc *sc = addr;
322
323 sc->codec_if = cif;
324 return 0;
325 }
326
327 /* Cold Reset */
328 void
fms_reset_codec(void * addr)329 fms_reset_codec(void *addr)
330 {
331 struct fms_softc *sc = addr;
332 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020);
333 delay(2);
334 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000);
335 delay(1);
336 }
337
338 int
fms_intr(void * arg)339 fms_intr(void *arg)
340 {
341 struct fms_softc *sc = arg;
342 u_int16_t istat;
343
344 mtx_enter(&audio_lock);
345 istat = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS);
346
347 if (istat & FM_INTSTATUS_PLAY) {
348 if ((sc->sc_play_nextblk += sc->sc_play_blksize) >=
349 sc->sc_play_end)
350 sc->sc_play_nextblk = sc->sc_play_start;
351
352 bus_space_write_4(sc->sc_iot, sc->sc_ioh,
353 sc->sc_play_flip++ & 1 ?
354 FM_PLAY_DMABUF2 : FM_PLAY_DMABUF1, sc->sc_play_nextblk);
355
356 if (sc->sc_pintr)
357 sc->sc_pintr(sc->sc_parg);
358 else
359 printf("unexpected play intr\n");
360 }
361
362 if (istat & FM_INTSTATUS_REC) {
363 if ((sc->sc_rec_nextblk += sc->sc_rec_blksize) >=
364 sc->sc_rec_end)
365 sc->sc_rec_nextblk = sc->sc_rec_start;
366
367 bus_space_write_4(sc->sc_iot, sc->sc_ioh,
368 sc->sc_rec_flip++ & 1 ?
369 FM_REC_DMABUF2 : FM_REC_DMABUF1, sc->sc_rec_nextblk);
370
371 if (sc->sc_rintr)
372 sc->sc_rintr(sc->sc_rarg);
373 else
374 printf("unexpected rec intr\n");
375 }
376
377 #if 0
378 if (istat & FM_INTSTATUS_MPU)
379 mpu_intr(sc->sc_mpu_dev);
380 #endif
381
382 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS,
383 istat & (FM_INTSTATUS_PLAY | FM_INTSTATUS_REC));
384 mtx_leave(&audio_lock);
385 return 1;
386 }
387
388 int
fms_open(void * addr,int flags)389 fms_open(void *addr, int flags)
390 {
391 /* UNUSED struct fms_softc *sc = addr;*/
392
393 return 0;
394 }
395
396 void
fms_close(void * addr)397 fms_close(void *addr)
398 {
399 /* UNUSED struct fms_softc *sc = addr;*/
400 }
401
402 /*
403 * Range below -limit- is set to -rate-
404 * What a pity FM801 does not have 24000
405 * 24000 -> 22050 sounds rather poor
406 */
407 struct {
408 int limit;
409 int rate;
410 } fms_rates[11] = {
411 { 6600, 5500 },
412 { 8750, 8000 },
413 { 10250, 9600 },
414 { 13200, 11025 },
415 { 17500, 16000 },
416 { 20500, 19200 },
417 { 26500, 22050 },
418 { 35000, 32000 },
419 { 41000, 38400 },
420 { 46000, 44100 },
421 { 48000, 48000 },
422 /* anything above -> 48000 */
423 };
424
425 int
fms_set_params(void * addr,int setmode,int usemode,struct audio_params * play,struct audio_params * rec)426 fms_set_params(void *addr, int setmode, int usemode, struct audio_params *play,
427 struct audio_params *rec)
428 {
429 struct fms_softc *sc = addr;
430 int i;
431
432 if (setmode & AUMODE_PLAY) {
433 switch(play->encoding) {
434 case AUDIO_ENCODING_SLINEAR_LE:
435 if (play->precision != 16)
436 return EINVAL;
437 break;
438 case AUDIO_ENCODING_ULINEAR_LE:
439 case AUDIO_ENCODING_ULINEAR_BE:
440 if (play->precision != 8)
441 return EINVAL;
442 break;
443 default:
444 return EINVAL;
445 }
446 play->bps = AUDIO_BPS(play->precision);
447 play->msb = 1;
448
449 for (i = 0; i < 10 && play->sample_rate > fms_rates[i].limit;
450 i++)
451 ;
452 play->sample_rate = fms_rates[i].rate;
453 sc->sc_play_reg = (play->channels == 2 ? FM_PLAY_STEREO : 0) |
454 (play->precision == 16 ? FM_PLAY_16BIT : 0) |
455 (i << 8);
456 }
457
458 if (setmode & AUMODE_RECORD) {
459
460 switch(rec->encoding) {
461 case AUDIO_ENCODING_SLINEAR_LE:
462 if (rec->precision != 16)
463 return EINVAL;
464 break;
465 case AUDIO_ENCODING_ULINEAR_LE:
466 case AUDIO_ENCODING_ULINEAR_BE:
467 if (rec->precision != 8)
468 return EINVAL;
469 break;
470 default:
471 return EINVAL;
472 }
473 rec->bps = AUDIO_BPS(rec->precision);
474 rec->msb = 1;
475
476 for (i = 0; i < 10 && rec->sample_rate > fms_rates[i].limit;
477 i++)
478 ;
479 rec->sample_rate = fms_rates[i].rate;
480 sc->sc_rec_reg =
481 (rec->channels == 2 ? FM_REC_STEREO : 0) |
482 (rec->precision == 16 ? FM_REC_16BIT : 0) |
483 (i << 8);
484 }
485
486 return 0;
487 }
488
489 int
fms_round_blocksize(void * addr,int blk)490 fms_round_blocksize(void *addr, int blk)
491 {
492 return (blk + 0xf) & ~0xf;
493 }
494
495 int
fms_halt_output(void * addr)496 fms_halt_output(void *addr)
497 {
498 struct fms_softc *sc = addr;
499 u_int16_t k1;
500
501 mtx_enter(&audio_lock);
502 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL);
503 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL,
504 (k1 & ~(FM_PLAY_STOPNOW | FM_PLAY_START)) |
505 FM_PLAY_BUF1_LAST | FM_PLAY_BUF2_LAST);
506 mtx_leave(&audio_lock);
507 return 0;
508 }
509
510 int
fms_halt_input(void * addr)511 fms_halt_input(void *addr)
512 {
513 struct fms_softc *sc = addr;
514 u_int16_t k1;
515
516 mtx_enter(&audio_lock);
517 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL);
518 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL,
519 (k1 & ~(FM_REC_STOPNOW | FM_REC_START)) |
520 FM_REC_BUF1_LAST | FM_REC_BUF2_LAST);
521 mtx_leave(&audio_lock);
522 return 0;
523 }
524
525 int
fms_set_port(void * addr,mixer_ctrl_t * cp)526 fms_set_port(void *addr, mixer_ctrl_t *cp)
527 {
528 struct fms_softc *sc = addr;
529
530 return (sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp));
531 }
532
533 int
fms_get_port(void * addr,mixer_ctrl_t * cp)534 fms_get_port(void *addr, mixer_ctrl_t *cp)
535 {
536 struct fms_softc *sc = addr;
537
538 return (sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp));
539 }
540
541 void *
fms_malloc(void * addr,int direction,size_t size,int pool,int flags)542 fms_malloc(void *addr, int direction, size_t size, int pool, int flags)
543 {
544 struct fms_softc *sc = addr;
545 struct fms_dma *p;
546 int error;
547 int rseg;
548
549 p = malloc(sizeof(*p), pool, flags);
550 if (!p)
551 return 0;
552
553 p->size = size;
554 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, NBPG, 0, &p->seg, 1,
555 &rseg, BUS_DMA_NOWAIT)) != 0) {
556 printf("%s: unable to allocate dma, error = %d\n",
557 sc->sc_dev.dv_xname, error);
558 goto fail_alloc;
559 }
560
561 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr,
562 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) {
563 printf("%s: unable to map dma, error = %d\n",
564 sc->sc_dev.dv_xname, error);
565 goto fail_map;
566 }
567
568 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0,
569 BUS_DMA_NOWAIT, &p->map)) != 0) {
570 printf("%s: unable to create dma map, error = %d\n",
571 sc->sc_dev.dv_xname, error);
572 goto fail_create;
573 }
574
575 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL,
576 BUS_DMA_NOWAIT)) != 0) {
577 printf("%s: unable to load dma map, error = %d\n",
578 sc->sc_dev.dv_xname, error);
579 goto fail_load;
580 }
581
582 p->next = sc->sc_dmas;
583 sc->sc_dmas = p;
584
585 return p->addr;
586
587
588 fail_load:
589 bus_dmamap_destroy(sc->sc_dmat, p->map);
590 fail_create:
591 bus_dmamem_unmap(sc->sc_dmat, p->addr, size);
592 fail_map:
593 bus_dmamem_free(sc->sc_dmat, &p->seg, 1);
594 fail_alloc:
595 free(p, pool, sizeof(*p));
596 return 0;
597 }
598
599 void
fms_free(void * addr,void * ptr,int pool)600 fms_free(void *addr, void *ptr, int pool)
601 {
602 struct fms_softc *sc = addr;
603 struct fms_dma **pp, *p;
604
605 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next)
606 if (p->addr == ptr) {
607 bus_dmamap_unload(sc->sc_dmat, p->map);
608 bus_dmamap_destroy(sc->sc_dmat, p->map);
609 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size);
610 bus_dmamem_free(sc->sc_dmat, &p->seg, 1);
611
612 *pp = p->next;
613 free(p, pool, sizeof(*p));
614 return;
615 }
616
617 panic("fms_free: trying to free unallocated memory");
618 }
619
620 int
fms_query_devinfo(void * addr,mixer_devinfo_t * dip)621 fms_query_devinfo(void *addr, mixer_devinfo_t *dip)
622 {
623 struct fms_softc *sc = addr;
624
625 return (sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip));
626 }
627
628 int
fms_trigger_output(void * addr,void * start,void * end,int blksize,void (* intr)(void *),void * arg,struct audio_params * param)629 fms_trigger_output(void *addr, void *start, void *end, int blksize,
630 void (*intr)(void *), void *arg, struct audio_params *param)
631 {
632 struct fms_softc *sc = addr;
633 struct fms_dma *p;
634
635 sc->sc_pintr = intr;
636 sc->sc_parg = arg;
637
638 for (p = sc->sc_dmas; p && p->addr != start; p = p->next)
639 ;
640
641 if (!p)
642 panic("fms_trigger_output: request with bad start "
643 "address (%p)", start);
644
645 sc->sc_play_start = p->map->dm_segs[0].ds_addr;
646 sc->sc_play_end = sc->sc_play_start + ((char *)end - (char *)start);
647 sc->sc_play_blksize = blksize;
648 sc->sc_play_nextblk = sc->sc_play_start + sc->sc_play_blksize;
649 sc->sc_play_flip = 0;
650 mtx_enter(&audio_lock);
651 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMALEN, blksize - 1);
652 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF1,
653 sc->sc_play_start);
654 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF2,
655 sc->sc_play_nextblk);
656 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL,
657 FM_PLAY_START | FM_PLAY_STOPNOW | sc->sc_play_reg);
658 mtx_leave(&audio_lock);
659 return 0;
660 }
661
662
663 int
fms_trigger_input(void * addr,void * start,void * end,int blksize,void (* intr)(void *),void * arg,struct audio_params * param)664 fms_trigger_input(void *addr, void *start, void *end, int blksize,
665 void (*intr)(void *), void *arg, struct audio_params *param)
666 {
667 struct fms_softc *sc = addr;
668 struct fms_dma *p;
669
670 sc->sc_rintr = intr;
671 sc->sc_rarg = arg;
672
673 for (p = sc->sc_dmas; p && p->addr != start; p = p->next)
674 ;
675
676 if (!p)
677 panic("fms_trigger_input: request with bad start "
678 "address (%p)", start);
679
680 sc->sc_rec_start = p->map->dm_segs[0].ds_addr;
681 sc->sc_rec_end = sc->sc_rec_start + ((char *)end - (char *)start);
682 sc->sc_rec_blksize = blksize;
683 sc->sc_rec_nextblk = sc->sc_rec_start + sc->sc_rec_blksize;
684 sc->sc_rec_flip = 0;
685 mtx_enter(&audio_lock);
686 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_DMALEN, blksize - 1);
687 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF1,
688 sc->sc_rec_start);
689 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF2,
690 sc->sc_rec_nextblk);
691 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL,
692 FM_REC_START | FM_REC_STOPNOW | sc->sc_rec_reg);
693 mtx_leave(&audio_lock);
694 return 0;
695 }
696