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Expand PMF_FN_* macros.
[netbsd-mini2440.git] / sys / dev / pci / auvia.c
blob48eab31eac8e4254906c63da68443c062252b6dc
1 /* $NetBSD: auvia.c,v 1.70 2009/11/26 15:17:08 njoly Exp $ */
2
3 /*-
4 * Copyright (c) 2000 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Tyler C. Sarna
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 /*
33 * VIA Technologies VT82C686A / VT8233 / VT8235 Southbridge Audio Driver
34 *
35 * Documentation links:
36 *
37 * ftp://ftp.alsa-project.org/pub/manuals/via/686a.pdf
38 * ftp://ftp.alsa-project.org/pub/manuals/general/ac97r21.pdf
39 * ftp://ftp.alsa-project.org/pub/manuals/ad/AD1881_0.pdf (example AC'97 codec)
40 */
41
42 #include <sys/cdefs.h>
43 __KERNEL_RCSID(0, "$NetBSD: auvia.c,v 1.70 2009/11/26 15:17:08 njoly Exp $");
44
45 #include <sys/param.h>
46 #include <sys/systm.h>
47 #include <sys/malloc.h>
48 #include <sys/device.h>
49 #include <sys/audioio.h>
50
51 #include <uvm/uvm_extern.h>
52
53 #include <dev/pci/pcidevs.h>
54 #include <dev/pci/pcivar.h>
55
56 #include <dev/audio_if.h>
57 #include <dev/mulaw.h>
58 #include <dev/auconv.h>
59
60 #include <dev/ic/ac97reg.h>
61 #include <dev/ic/ac97var.h>
62
63 #include <dev/pci/auviavar.h>
64
65 struct auvia_dma {
66 struct auvia_dma *next;
67 void *addr;
68 size_t size;
69 bus_dmamap_t map;
70 bus_dma_segment_t seg;
71 };
72
73 struct auvia_dma_op {
74 uint32_t ptr;
75 uint32_t flags;
76 #define AUVIA_DMAOP_EOL 0x80000000
77 #define AUVIA_DMAOP_FLAG 0x40000000
78 #define AUVIA_DMAOP_STOP 0x20000000
79 #define AUVIA_DMAOP_COUNT(x) ((x)&0x00FFFFFF)
80 };
81
82 static int auvia_match(device_t, cfdata_t, void *);
83 static void auvia_attach(device_t, device_t, void *);
84 static int auvia_detach(device_t, int);
85 static void auvia_childdet(device_t, device_t);
86 static int auvia_open(void *, int);
87 static void auvia_close(void *);
88 static int auvia_query_encoding(void *, struct audio_encoding *);
89 static void auvia_set_params_sub(struct auvia_softc *,
90 struct auvia_softc_chan *,
91 const audio_params_t *);
92 static int auvia_set_params(void *, int, int, audio_params_t *,
93 audio_params_t *, stream_filter_list_t *,
94 stream_filter_list_t *);
95 static int auvia_round_blocksize(void *, int, int, const audio_params_t *);
96 static int auvia_halt_output(void *);
97 static int auvia_halt_input(void *);
98 static int auvia_getdev(void *, struct audio_device *);
99 static int auvia_set_port(void *, mixer_ctrl_t *);
100 static int auvia_get_port(void *, mixer_ctrl_t *);
101 static int auvia_query_devinfo(void *, mixer_devinfo_t *);
102 static void * auvia_malloc(void *, int, size_t, struct malloc_type *, int);
103 static void auvia_free(void *, void *, struct malloc_type *);
104 static size_t auvia_round_buffersize(void *, int, size_t);
105 static paddr_t auvia_mappage(void *, void *, off_t, int);
106 static int auvia_get_props(void *);
107 static int auvia_build_dma_ops(struct auvia_softc *,
108 struct auvia_softc_chan *,
109 struct auvia_dma *, void *, void *, int);
110 static int auvia_trigger_output(void *, void *, void *, int,
111 void (*)(void *), void *,
112 const audio_params_t *);
113 static int auvia_trigger_input(void *, void *, void *, int,
114 void (*)(void *), void *,
115 const audio_params_t *);
116 static bool auvia_resume(device_t, pmf_qual_t);
117 static int auvia_intr(void *);
118
119 static int auvia_attach_codec(void *, struct ac97_codec_if *);
120 static int auvia_write_codec(void *, uint8_t, uint16_t);
121 static int auvia_read_codec(void *, uint8_t, uint16_t *);
122 static int auvia_reset_codec(void *);
123 static int auvia_waitready_codec(struct auvia_softc *);
124 static int auvia_waitvalid_codec(struct auvia_softc *);
125 static void auvia_spdif_event(void *, bool);
126
127 CFATTACH_DECL2_NEW(auvia, sizeof (struct auvia_softc),
128 auvia_match, auvia_attach, auvia_detach, NULL, NULL, auvia_childdet);
129
130 /* VIA VT823xx revision number */
131 #define VIA_REV_8233PRE 0x10
132 #define VIA_REV_8233C 0x20
133 #define VIA_REV_8233 0x30
134 #define VIA_REV_8233A 0x40
135 #define VIA_REV_8235 0x50
136 #define VIA_REV_8237 0x60
137
138 #define AUVIA_PCICONF_JUNK 0x40
139 #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */
140 #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */
141 #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */
142 #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */
143 #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */
144 #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */
145 #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */
146 #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */
147 #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */
148
149 #define AUVIA_PLAY_BASE 0x00
150 #define AUVIA_RECORD_BASE 0x10
151
152 /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */
153 #define AUVIA_RP_STAT 0x00
154 #define AUVIA_RPSTAT_INTR 0x03
155 #define AUVIA_RP_CONTROL 0x01
156 #define AUVIA_RPCTRL_START 0x80
157 #define AUVIA_RPCTRL_TERMINATE 0x40
158 #define AUVIA_RPCTRL_AUTOSTART 0x20
159 /* The following are 8233 specific */
160 #define AUVIA_RPCTRL_STOP 0x04
161 #define AUVIA_RPCTRL_EOL 0x02
162 #define AUVIA_RPCTRL_FLAG 0x01
163 #define AUVIA_RP_MODE 0x02 /* 82c686 specific */
164 #define AUVIA_RPMODE_INTR_FLAG 0x01
165 #define AUVIA_RPMODE_INTR_EOL 0x02
166 #define AUVIA_RPMODE_STEREO 0x10
167 #define AUVIA_RPMODE_16BIT 0x20
168 #define AUVIA_RPMODE_AUTOSTART 0x80
169 #define AUVIA_RP_DMAOPS_BASE 0x04
170
171 #define VIA8233_RP_DXS_LVOL 0x02
172 #define VIA8233_RP_DXS_RVOL 0x03
173 #define VIA8233_RP_RATEFMT 0x08
174 #define VIA8233_RATEFMT_48K 0xfffff
175 #define VIA8233_RATEFMT_STEREO 0x00100000
176 #define VIA8233_RATEFMT_16BIT 0x00200000
177
178 #define VIA_RP_DMAOPS_COUNT 0x0c
179
180 #define VIA8233_MP_BASE 0x40
181 /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */
182 #define VIA8233_OFF_MP_FORMAT 0x02
183 #define VIA8233_MP_FORMAT_8BIT 0x00
184 #define VIA8233_MP_FORMAT_16BIT 0x80
185 #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */
186 #define VIA8233_OFF_MP_SCRATCH 0x03
187 #define VIA8233_OFF_MP_STOP 0x08
188
189 #define VIA8233_WR_BASE 0x60
190
191 #define AUVIA_CODEC_CTL 0x80
192 #define AUVIA_CODEC_READ 0x00800000
193 #define AUVIA_CODEC_BUSY 0x01000000
194 #define AUVIA_CODEC_PRIVALID 0x02000000
195 #define AUVIA_CODEC_INDEX(x) ((x)<<16)
196
197 #define CH_WRITE1(sc, ch, off, v) \
198 bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v)
199 #define CH_WRITE4(sc, ch, off, v) \
200 bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v)
201 #define CH_READ1(sc, ch, off) \
202 bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off))
203 #define CH_READ4(sc, ch, off) \
204 bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off))
205
206 #define TIMEOUT 50
207
208 static const struct audio_hw_if auvia_hw_if = {
209 auvia_open,
210 auvia_close,
211 NULL, /* drain */
212 auvia_query_encoding,
213 auvia_set_params,
214 auvia_round_blocksize,
215 NULL, /* commit_settings */
216 NULL, /* init_output */
217 NULL, /* init_input */
218 NULL, /* start_output */
219 NULL, /* start_input */
220 auvia_halt_output,
221 auvia_halt_input,
222 NULL, /* speaker_ctl */
223 auvia_getdev,
224 NULL, /* setfd */
225 auvia_set_port,
226 auvia_get_port,
227 auvia_query_devinfo,
228 auvia_malloc,
229 auvia_free,
230 auvia_round_buffersize,
231 auvia_mappage,
232 auvia_get_props,
233 auvia_trigger_output,
234 auvia_trigger_input,
235 NULL, /* dev_ioctl */
236 NULL, /* powerstate */
237 };
238
239 #define AUVIA_FORMATS_4CH_16 2
240 #define AUVIA_FORMATS_6CH_16 3
241 #define AUVIA_FORMATS_4CH_8 6
242 #define AUVIA_FORMATS_6CH_8 7
243 static const struct audio_format auvia_formats[AUVIA_NFORMATS] = {
244 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
245 1, AUFMT_MONAURAL, 0, {8000, 48000}},
246 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
247 2, AUFMT_STEREO, 0, {8000, 48000}},
248 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
249 4, AUFMT_SURROUND4, 0, {8000, 48000}},
250 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
251 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}},
252 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
253 1, AUFMT_MONAURAL, 0, {8000, 48000}},
254 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
255 2, AUFMT_STEREO, 0, {8000, 48000}},
256 {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
257 4, AUFMT_SURROUND4, 0, {8000, 48000}},
258 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8,
259 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}},
260 };
261
262 #define AUVIA_SPDIF_NFORMATS 1
263 static const struct audio_format auvia_spdif_formats[AUVIA_SPDIF_NFORMATS] = {
264 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
265 2, AUFMT_STEREO, 1, {48000}},
266 };
267
268
269 static int
270 auvia_match(device_t parent, cfdata_t match, void *aux)
271 {
272 struct pci_attach_args *pa;
273
274 pa = (struct pci_attach_args *) aux;
275 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_VIATECH)
276 return 0;
277 switch (PCI_PRODUCT(pa->pa_id)) {
278 case PCI_PRODUCT_VIATECH_VT82C686A_AC97:
279 case PCI_PRODUCT_VIATECH_VT8233_AC97:
280 break;
281 default:
282 return 0;
283 }
284
285 return 1;
286 }
287
288 static void
289 auvia_childdet(device_t self, device_t child)
290 {
291 /* we hold no child references, so do nothing */
292 }
293
294 static int
295 auvia_detach(device_t self, int flags)
296 {
297 int rc;
298 struct auvia_softc *sc = device_private(self);
299
300 if ((rc = config_detach_children(self, flags)) != 0)
301 return rc;
302
303 pmf_device_deregister(self);
304
305 auconv_delete_encodings(sc->sc_encodings);
306 auconv_delete_encodings(sc->sc_spdif_encodings);
307
308 if (sc->codec_if != NULL)
309 sc->codec_if->vtbl->detach(sc->codec_if);
310
311 /* XXX restore compatibility? */
312
313 if (sc->sc_ih != NULL)
314 pci_intr_disestablish(sc->sc_pc, sc->sc_ih);
315
316 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize);
317
318 return 0;
319 }
320
321 static void
322 auvia_attach(device_t parent, device_t self, void *aux)
323 {
324 struct pci_attach_args *pa;
325 struct auvia_softc *sc;
326 const char *intrstr;
327 pci_chipset_tag_t pc;
328 pcitag_t pt;
329 pci_intr_handle_t ih;
330 pcireg_t pr;
331 int r;
332 const char *revnum; /* VT823xx revision number */
333
334 pa = aux;
335 sc = device_private(self);
336 sc->sc_dev = self;
337 intrstr = NULL;
338 pc = pa->pa_pc;
339 pt = pa->pa_tag;
340 revnum = NULL;
341
342 aprint_naive(": Audio controller\n");
343
344 sc->sc_play.sc_base = AUVIA_PLAY_BASE;
345 sc->sc_record.sc_base = AUVIA_RECORD_BASE;
346 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) {
347 sc->sc_flags |= AUVIA_FLAGS_VT8233;
348 sc->sc_play.sc_base = VIA8233_MP_BASE;
349 sc->sc_record.sc_base = VIA8233_WR_BASE;
350 }
351
352 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot,
353 &sc->sc_ioh, NULL, &sc->sc_iosize)) {
354 aprint_error(": can't map i/o space\n");
355 return;
356 }
357
358 sc->sc_dmat = pa->pa_dmat;
359 sc->sc_pc = pc;
360 sc->sc_pt = pt;
361
362 r = PCI_REVISION(pa->pa_class);
363 if (sc->sc_flags & AUVIA_FLAGS_VT8233) {
364 snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X", r);
365 switch(r) {
366 case VIA_REV_8233PRE:
367 /* same as 8233, but should not be in the market */
368 revnum = "3-Pre";
369 break;
370 case VIA_REV_8233C:
371 /* 2 rec, 4 pb, 1 multi-pb */
372 revnum = "3C";
373 break;
374 case VIA_REV_8233:
375 /* 2 rec, 4 pb, 1 multi-pb, spdif */
376 revnum = "3";
377 break;
378 case VIA_REV_8233A:
379 /* 1 rec, 1 multi-pb, spdif */
380 revnum = "3A";
381 break;
382 default:
383 break;
384 }
385 if (r >= VIA_REV_8237)
386 revnum = "7";
387 else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */
388 revnum = "5";
389 aprint_normal(": VIA Technologies VT823%s AC'97 Audio "
390 "(rev %s)\n", revnum, sc->sc_revision);
391 } else {
392 sc->sc_revision[1] = '\0';
393 if (r == 0x20) {
394 sc->sc_revision[0] = 'H';
395 } else if ((r >= 0x10) && (r <= 0x14)) {
396 sc->sc_revision[0] = 'A' + (r - 0x10);
397 } else {
398 snprintf(sc->sc_revision, sizeof(sc->sc_revision),
399 "0x%02X", r);
400 }
401
402 aprint_normal(": VIA Technologies VT82C686A AC'97 Audio "
403 "(rev %s)\n", sc->sc_revision);
404 }
405
406 if (pci_intr_map(pa, &ih)) {
407 aprint_error(": couldn't map interrupt\n");
408 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize);
409 return;
410 }
411 intrstr = pci_intr_string(pc, ih);
412
413 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc);
414 if (sc->sc_ih == NULL) {
415 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt");
416 if (intrstr != NULL)
417 aprint_error(" at %s", intrstr);
418 aprint_error("\n");
419 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize);
420 return;
421 }
422
423 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr);
424
425 /* disable SBPro compat & others */
426 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK);
427
428 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */
429 /* XXX what to do about MIDI, FM, joystick? */
430
431 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST
432 | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD);
433
434 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB);
435
436 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr);
437
438 sc->host_if.arg = sc;
439 sc->host_if.attach = auvia_attach_codec;
440 sc->host_if.read = auvia_read_codec;
441 sc->host_if.write = auvia_write_codec;
442 sc->host_if.reset = auvia_reset_codec;
443 sc->host_if.spdif_event = auvia_spdif_event;
444
445 if ((r = ac97_attach(&sc->host_if, self)) != 0) {
446 aprint_error_dev(sc->sc_dev, "can't attach codec (error 0x%X)\n", r);
447 pci_intr_disestablish(pc, sc->sc_ih);
448 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize);
449 return;
450 }
451
452 /* setup audio_format */
453 memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats));
454 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) {
455 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]);
456 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]);
457 }
458 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) {
459 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]);
460 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]);
461 }
462 if (AC97_IS_FIXED_RATE(sc->codec_if)) {
463 for (r = 0; r < AUVIA_NFORMATS; r++) {
464 sc->sc_formats[r].frequency_type = 1;
465 sc->sc_formats[r].frequency[0] = 48000;
466 }
467 }
468
469 if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS,
470 &sc->sc_encodings)) {
471 sc->codec_if->vtbl->detach(sc->codec_if);
472 pci_intr_disestablish(pc, sc->sc_ih);
473 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize);
474 aprint_error_dev(sc->sc_dev, "can't create encodings\n");
475 return;
476 }
477 if (0 != auconv_create_encodings(auvia_spdif_formats,
478 AUVIA_SPDIF_NFORMATS, &sc->sc_spdif_encodings)) {
479 sc->codec_if->vtbl->detach(sc->codec_if);
480 pci_intr_disestablish(pc, sc->sc_ih);
481 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize);
482 aprint_error_dev(sc->sc_dev, "can't create spdif encodings\n");
483 return;
484 }
485
486 if (!pmf_device_register(self, NULL, auvia_resume))
487 aprint_error_dev(self, "couldn't establish power handler\n");
488
489 audio_attach_mi(&auvia_hw_if, sc, sc->sc_dev);
490 sc->codec_if->vtbl->unlock(sc->codec_if);
491 return;
492 }
493
494 static int
495 auvia_attach_codec(void *addr, struct ac97_codec_if *cif)
496 {
497 struct auvia_softc *sc;
498
499 sc = addr;
500 sc->codec_if = cif;
501 return 0;
502 }
503
504 static int
505 auvia_reset_codec(void *addr)
506 {
507 struct auvia_softc *sc;
508 pcireg_t r;
509 int i;
510
511 /* perform a codec cold reset */
512 sc = addr;
513 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK);
514
515 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */
516 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r);
517 delay(2);
518
519 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */
520 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r);
521 delay(200);
522
523 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt,
524 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--)
525 DELAY(1);
526 if (i == 0) {
527 printf("%s: codec reset timed out\n", device_xname(sc->sc_dev));
528 return ETIMEDOUT;
529 }
530 return 0;
531 }
532
533 static int
534 auvia_waitready_codec(struct auvia_softc *sc)
535 {
536 int i;
537
538 /* poll until codec not busy */
539 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh,
540 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++)
541 delay(1);
542 if (i >= TIMEOUT) {
543 printf("%s: codec busy\n", device_xname(sc->sc_dev));
544 return 1;
545 }
546
547 return 0;
548 }
549
550 static int
551 auvia_waitvalid_codec(struct auvia_softc *sc)
552 {
553 int i;
554
555 /* poll until codec valid */
556 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh,
557 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++)
558 delay(1);
559 if (i >= TIMEOUT) {
560 printf("%s: codec invalid\n", device_xname(sc->sc_dev));
561 return 1;
562 }
563
564 return 0;
565 }
566
567 static int
568 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val)
569 {
570 struct auvia_softc *sc;
571
572 sc = addr;
573 if (auvia_waitready_codec(sc))
574 return 1;
575
576 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL,
577 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val);
578
579 return 0;
580 }
581
582 static int
583 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val)
584 {
585 struct auvia_softc *sc;
586
587 sc = addr;
588 if (auvia_waitready_codec(sc))
589 return 1;
590
591 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL,
592 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg));
593
594 if (auvia_waitready_codec(sc))
595 return 1;
596
597 if (auvia_waitvalid_codec(sc))
598 return 1;
599
600 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL);
601
602 return 0;
603 }
604
605 static void
606 auvia_spdif_event(void *addr, bool flag)
607 {
608 struct auvia_softc *sc;
609
610 sc = addr;
611 sc->sc_spdif = flag;
612 }
613
614 static int
615 auvia_open(void *addr, int flags)
616 {
617 struct auvia_softc *sc;
618
619 sc = (struct auvia_softc *)addr;
620 sc->codec_if->vtbl->lock(sc->codec_if);
621 return 0;
622 }
623
624 static void
625 auvia_close(void *addr)
626 {
627 struct auvia_softc *sc;
628
629 sc = (struct auvia_softc *)addr;
630 sc->codec_if->vtbl->unlock(sc->codec_if);
631 }
632
633 static int
634 auvia_query_encoding(void *addr, struct audio_encoding *fp)
635 {
636 struct auvia_softc *sc;
637
638 sc = (struct auvia_softc *)addr;
639 return auconv_query_encoding(
640 sc->sc_spdif ? sc->sc_spdif_encodings : sc->sc_encodings, fp);
641 }
642
643 static void
644 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch,
645 const audio_params_t *p)
646 {
647 uint32_t v;
648 uint16_t regval;
649
650 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) {
651 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0)
652 | (p->precision == 16 ?
653 AUVIA_RPMODE_16BIT : 0)
654 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL
655 | AUVIA_RPMODE_AUTOSTART;
656 ch->sc_reg = regval;
657 } else if (ch->sc_base != VIA8233_MP_BASE) {
658 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT);
659 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO
660 | VIA8233_RATEFMT_16BIT);
661
662 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20)
663 / (48000 / 20);
664 if (p->channels == 2)
665 v |= VIA8233_RATEFMT_STEREO;
666 if (p->precision == 16)
667 v |= VIA8233_RATEFMT_16BIT;
668
669 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v);
670 } else {
671 static const u_int32_t slottab[7] =
672 { 0, 0xff000011, 0xff000021, 0,
673 0xff004321, 0, 0xff436521};
674
675 regval = (p->precision == 16
676 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT)
677 | (p->channels << 4);
678 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval);
679 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]);
680 }
681 }
682
683 static int
684 auvia_set_params(void *addr, int setmode, int usemode,
685 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil,
686 stream_filter_list_t *rfil)
687 {
688 struct auvia_softc *sc;
689 struct auvia_softc_chan *ch;
690 struct audio_params *p;
691 struct ac97_codec_if* codec;
692 stream_filter_list_t *fil;
693 int reg, mode;
694 int index;
695
696 sc = addr;
697 codec = sc->codec_if;
698 /* for mode in (RECORD, PLAY) */
699 for (mode = AUMODE_RECORD; mode != -1;
700 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) {
701 if ((setmode & mode) == 0)
702 continue;
703
704 if (mode == AUMODE_PLAY ) {
705 p = play;
706 ch = &sc->sc_play;
707 reg = AC97_REG_PCM_FRONT_DAC_RATE;
708 fil = pfil;
709 } else {
710 p = rec;
711 ch = &sc->sc_record;
712 reg = AC97_REG_PCM_LR_ADC_RATE;
713 fil = rfil;
714 }
715
716 if (p->sample_rate < 4000 || p->sample_rate > 48000 ||
717 (p->precision != 8 && p->precision != 16))
718 return (EINVAL);
719 if (sc->sc_spdif)
720 index = auconv_set_converter(auvia_spdif_formats,
721 AUVIA_SPDIF_NFORMATS, mode, p, TRUE, fil);
722 else
723 index = auconv_set_converter(sc->sc_formats,
724 AUVIA_NFORMATS, mode, p, TRUE, fil);
725 if (index < 0)
726 return EINVAL;
727 if (fil->req_size > 0)
728 p = &fil->filters[0].param;
729 if (!AC97_IS_FIXED_RATE(codec)) {
730 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate))
731 return EINVAL;
732 reg = AC97_REG_PCM_SURR_DAC_RATE;
733 if (p->channels >= 4
734 && codec->vtbl->set_rate(codec, reg,
735 &p->sample_rate))
736 return EINVAL;
737 reg = AC97_REG_PCM_LFE_DAC_RATE;
738 if (p->channels == 6
739 && codec->vtbl->set_rate(codec, reg,
740 &p->sample_rate))
741 return EINVAL;
742 }
743 auvia_set_params_sub(sc, ch, p);
744 }
745
746 return 0;
747 }
748
749 static int
750 auvia_round_blocksize(void *addr, int blk,
751 int mode, const audio_params_t *param)
752 {
753 struct auvia_softc *sc;
754
755 sc = addr;
756 /* XXX VT823x might have the limitation of dma_ops size */
757 if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288)
758 blk = 288;
759
760 return (blk & -32);
761 }
762
763 static int
764 auvia_halt_output(void *addr)
765 {
766 struct auvia_softc *sc;
767 struct auvia_softc_chan *ch;
768
769 sc = addr;
770 ch = &(sc->sc_play);
771 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE);
772 ch->sc_intr = NULL;
773 return 0;
774 }
775
776 static int
777 auvia_halt_input(void *addr)
778 {
779 struct auvia_softc *sc;
780 struct auvia_softc_chan *ch;
781
782 sc = addr;
783 ch = &(sc->sc_record);
784 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE);
785 ch->sc_intr = NULL;
786 return 0;
787 }
788
789 static int
790 auvia_getdev(void *addr, struct audio_device *retp)
791 {
792 struct auvia_softc *sc;
793
794 if (retp) {
795 sc = addr;
796 if (sc->sc_flags & AUVIA_FLAGS_VT8233) {
797 strncpy(retp->name, "VIA VT823x",
798 sizeof(retp->name));
799 } else {
800 strncpy(retp->name, "VIA VT82C686A",
801 sizeof(retp->name));
802 }
803 strncpy(retp->version, sc->sc_revision, sizeof(retp->version));
804 strncpy(retp->config, "auvia", sizeof(retp->config));
805 }
806
807 return 0;
808 }
809
810 static int
811 auvia_set_port(void *addr, mixer_ctrl_t *cp)
812 {
813 struct auvia_softc *sc;
814
815 sc = addr;
816 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp);
817 }
818
819 static int
820 auvia_get_port(void *addr, mixer_ctrl_t *cp)
821 {
822 struct auvia_softc *sc;
823
824 sc = addr;
825 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp);
826 }
827
828 static int
829 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip)
830 {
831 struct auvia_softc *sc;
832
833 sc = addr;
834 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip);
835 }
836
837 static void *
838 auvia_malloc(void *addr, int direction, size_t size,
839 struct malloc_type * pool, int flags)
840 {
841 struct auvia_softc *sc;
842 struct auvia_dma *p;
843 int error;
844 int rseg;
845
846 p = malloc(sizeof(*p), pool, flags);
847 if (!p)
848 return 0;
849 sc = addr;
850 p->size = size;
851 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg,
852 1, &rseg, BUS_DMA_NOWAIT)) != 0) {
853 aprint_error_dev(sc->sc_dev, "unable to allocate DMA, error = %d\n", error);
854 goto fail_alloc;
855 }
856
857 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr,
858 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) {
859 aprint_error_dev(sc->sc_dev, "unable to map DMA, error = %d\n",
860 error);
861 goto fail_map;
862 }
863
864 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0,
865 BUS_DMA_NOWAIT, &p->map)) != 0) {
866 aprint_error_dev(sc->sc_dev, "unable to create DMA map, error = %d\n",
867 error);
868 goto fail_create;
869 }
870
871 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL,
872 BUS_DMA_NOWAIT)) != 0) {
873 aprint_error_dev(sc->sc_dev, "unable to load DMA map, error = %d\n",
874 error);
875 goto fail_load;
876 }
877
878 p->next = sc->sc_dmas;
879 sc->sc_dmas = p;
880
881 return p->addr;
882
883
884 fail_load:
885 bus_dmamap_destroy(sc->sc_dmat, p->map);
886 fail_create:
887 bus_dmamem_unmap(sc->sc_dmat, p->addr, size);
888 fail_map:
889 bus_dmamem_free(sc->sc_dmat, &p->seg, 1);
890 fail_alloc:
891 free(p, pool);
892 return NULL;
893 }
894
895 static void
896 auvia_free(void *addr, void *ptr, struct malloc_type *pool)
897 {
898 struct auvia_softc *sc;
899 struct auvia_dma **pp, *p;
900
901 sc = addr;
902 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next)
903 if (p->addr == ptr) {
904 bus_dmamap_unload(sc->sc_dmat, p->map);
905 bus_dmamap_destroy(sc->sc_dmat, p->map);
906 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size);
907 bus_dmamem_free(sc->sc_dmat, &p->seg, 1);
908
909 *pp = p->next;
910 free(p, pool);
911 return;
912 }
913
914 panic("auvia_free: trying to free unallocated memory");
915 }
916
917 static size_t
918 auvia_round_buffersize(void *addr, int direction, size_t size)
919 {
920
921 return size;
922 }
923
924 static paddr_t
925 auvia_mappage(void *addr, void *mem, off_t off, int prot)
926 {
927 struct auvia_softc *sc;
928 struct auvia_dma *p;
929
930 if (off < 0)
931 return -1;
932 sc = addr;
933 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next)
934 continue;
935
936 if (!p)
937 return -1;
938
939 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot,
940 BUS_DMA_WAITOK);
941 }
942
943 static int
944 auvia_get_props(void *addr)
945 {
946 struct auvia_softc *sc;
947 int props;
948
949 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX;
950 sc = addr;
951 /*
952 * Even if the codec is fixed-rate, set_param() succeeds for any sample
953 * rate because of aurateconv. Applications can't know what rate the
954 * device can process in the case of mmap().
955 */
956 if (!AC97_IS_FIXED_RATE(sc->codec_if))
957 props |= AUDIO_PROP_MMAP;
958 return props;
959 }
960
961 static int
962 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch,
963 struct auvia_dma *p, void *start, void *end, int blksize)
964 {
965 struct auvia_dma_op *op;
966 struct auvia_dma *dp;
967 bus_addr_t s;
968 size_t l;
969 int segs;
970
971 s = p->map->dm_segs[0].ds_addr;
972 l = ((char *)end - (char *)start);
973 segs = (l + blksize - 1) / blksize;
974
975 if (segs > (ch->sc_dma_op_count)) {
976 /* if old list was too small, free it */
977 if (ch->sc_dma_ops) {
978 auvia_free(sc, ch->sc_dma_ops, M_DEVBUF);
979 }
980
981 ch->sc_dma_ops = auvia_malloc(sc, 0,
982 sizeof(struct auvia_dma_op) * segs, M_DEVBUF, M_WAITOK);
983
984 if (ch->sc_dma_ops == NULL) {
985 aprint_error_dev(sc->sc_dev, "couldn't build dmaops\n");
986 return 1;
987 }
988
989 for (dp = sc->sc_dmas;
990 dp && dp->addr != (void *)(ch->sc_dma_ops);
991 dp = dp->next)
992 continue;
993
994 if (!dp)
995 panic("%s: build_dma_ops: where'd my memory go??? "
996 "address (%p)\n", device_xname(sc->sc_dev),
997 ch->sc_dma_ops);
998
999 ch->sc_dma_op_count = segs;
1000 ch->sc_dma_ops_dma = dp;
1001 }
1002
1003 dp = ch->sc_dma_ops_dma;
1004 op = ch->sc_dma_ops;
1005
1006 while (l) {
1007 op->ptr = htole32(s);
1008 l = l - blksize;
1009 if (!l) {
1010 /* if last block */
1011 op->flags = htole32(AUVIA_DMAOP_EOL | blksize);
1012 } else {
1013 op->flags = htole32(AUVIA_DMAOP_FLAG | blksize);
1014 }
1015 s += blksize;
1016 op++;
1017 }
1018
1019 return 0;
1020 }
1021
1022
1023 static int
1024 auvia_trigger_output(void *addr, void *start, void *end, int blksize,
1025 void (*intr)(void *), void *arg, const audio_params_t *param)
1026 {
1027 struct auvia_softc *sc;
1028 struct auvia_softc_chan *ch;
1029 struct auvia_dma *p;
1030
1031 sc = addr;
1032 ch = &(sc->sc_play);
1033 for (p = sc->sc_dmas; p && p->addr != start; p = p->next)
1034 continue;
1035
1036 if (!p)
1037 panic("auvia_trigger_output: request with bad start "
1038 "address (%p)", start);
1039
1040 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) {
1041 return 1;
1042 }
1043
1044 ch->sc_intr = intr;
1045 ch->sc_arg = arg;
1046
1047 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE,
1048 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr);
1049
1050 if (sc->sc_flags & AUVIA_FLAGS_VT8233) {
1051 if (ch->sc_base != VIA8233_MP_BASE) {
1052 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0);
1053 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0);
1054 }
1055 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL,
1056 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART |
1057 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG);
1058 } else {
1059 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg);
1060 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START);
1061 }
1062
1063 return 0;
1064 }
1065
1066 static int
1067 auvia_trigger_input(void *addr, void *start, void *end, int blksize,
1068 void (*intr)(void *), void *arg, const audio_params_t *param)
1069 {
1070 struct auvia_softc *sc;
1071 struct auvia_softc_chan *ch;
1072 struct auvia_dma *p;
1073
1074 sc = addr;
1075 ch = &(sc->sc_record);
1076 for (p = sc->sc_dmas; p && p->addr != start; p = p->next)
1077 continue;
1078
1079 if (!p)
1080 panic("auvia_trigger_input: request with bad start "
1081 "address (%p)", start);
1082
1083 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) {
1084 return 1;
1085 }
1086
1087 ch->sc_intr = intr;
1088 ch->sc_arg = arg;
1089
1090 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE,
1091 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr);
1092
1093 if (sc->sc_flags & AUVIA_FLAGS_VT8233) {
1094 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0);
1095 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0);
1096 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL,
1097 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART |
1098 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG);
1099 } else {
1100 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg);
1101 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START);
1102 }
1103
1104 return 0;
1105 }
1106
1107 static int
1108 auvia_intr(void *arg)
1109 {
1110 struct auvia_softc *sc;
1111 struct auvia_softc_chan *ch;
1112 u_int8_t r;
1113 int rval;
1114
1115 sc = arg;
1116 rval = 0;
1117
1118 ch = &sc->sc_record;
1119 r = CH_READ1(sc, ch, AUVIA_RP_STAT);
1120 if (r & AUVIA_RPSTAT_INTR) {
1121 if (sc->sc_record.sc_intr)
1122 sc->sc_record.sc_intr(sc->sc_record.sc_arg);
1123
1124 /* clear interrupts */
1125 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR);
1126 rval = 1;
1127 }
1128
1129 ch = &sc->sc_play;
1130 r = CH_READ1(sc, ch, AUVIA_RP_STAT);
1131 if (r & AUVIA_RPSTAT_INTR) {
1132 if (sc->sc_play.sc_intr)
1133 sc->sc_play.sc_intr(sc->sc_play.sc_arg);
1134
1135 /* clear interrupts */
1136 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR);
1137 rval = 1;
1138 }
1139
1140 return rval;
1141 }
1142
1143 static bool
1144 auvia_resume(device_t dv, pmf_qual_t qual)
1145 {
1146 struct auvia_softc *sc = device_private(dv);
1147
1148 auvia_reset_codec(sc);
1149 DELAY(1000);
1150 (sc->codec_if->vtbl->restore_ports)(sc->codec_if);
1151
1152 return true;
1153 }
NetBSD on the FriendlyARM MINI2440