1 | /* $NetBSD: auvia.c,v 1.77 2014/03/29 19:28:24 christos Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 2000, 2008 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 1.77 2014/03/29 19:28:24 christos Exp $" ); |
44 | |
45 | #include <sys/param.h> |
46 | #include <sys/systm.h> |
47 | #include <sys/kmem.h> |
48 | #include <sys/device.h> |
49 | #include <sys/audioio.h> |
50 | |
51 | #include <dev/pci/pcidevs.h> |
52 | #include <dev/pci/pcivar.h> |
53 | |
54 | #include <dev/audio_if.h> |
55 | #include <dev/mulaw.h> |
56 | #include <dev/auconv.h> |
57 | |
58 | #include <dev/ic/ac97reg.h> |
59 | #include <dev/ic/ac97var.h> |
60 | |
61 | #include <dev/pci/auviavar.h> |
62 | |
63 | #define AUVIA_MINBLKSZ 512 |
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); |
103 | static void auvia_free(void *, void *, size_t); |
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 void auvia_get_locks(void *, kmutex_t **, kmutex_t **); |
117 | static bool auvia_resume(device_t, const pmf_qual_t *); |
118 | |
119 | static int auvia_intr(void *); |
120 | static void * auvia_malloc_dmamem(void *, int, size_t); |
121 | static int auvia_malloc_channel(struct auvia_softc *, struct auvia_softc_chan *, |
122 | size_t); |
123 | static int auvia_attach_codec(void *, struct ac97_codec_if *); |
124 | static int auvia_write_codec(void *, uint8_t, uint16_t); |
125 | static int auvia_read_codec(void *, uint8_t, uint16_t *); |
126 | static int auvia_reset_codec(void *); |
127 | static int auvia_waitready_codec(struct auvia_softc *); |
128 | static int auvia_waitvalid_codec(struct auvia_softc *); |
129 | static void auvia_spdif_event(void *, bool); |
130 | |
131 | CFATTACH_DECL2_NEW(auvia, sizeof (struct auvia_softc), |
132 | auvia_match, auvia_attach, auvia_detach, NULL, NULL, auvia_childdet); |
133 | |
134 | /* VIA VT823xx revision number */ |
135 | #define VIA_REV_8233PRE 0x10 |
136 | #define VIA_REV_8233C 0x20 |
137 | #define VIA_REV_8233 0x30 |
138 | #define VIA_REV_8233A 0x40 |
139 | #define VIA_REV_8235 0x50 |
140 | #define VIA_REV_8237 0x60 |
141 | |
142 | #define AUVIA_PCICONF_JUNK 0x40 |
143 | #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */ |
144 | #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */ |
145 | #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */ |
146 | #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */ |
147 | #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */ |
148 | #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */ |
149 | #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */ |
150 | #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */ |
151 | #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */ |
152 | |
153 | #define AUVIA_PLAY_BASE 0x00 |
154 | #define AUVIA_RECORD_BASE 0x10 |
155 | |
156 | /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */ |
157 | #define AUVIA_RP_STAT 0x00 |
158 | #define AUVIA_RPSTAT_INTR 0x03 |
159 | #define AUVIA_RP_CONTROL 0x01 |
160 | #define AUVIA_RPCTRL_START 0x80 |
161 | #define AUVIA_RPCTRL_TERMINATE 0x40 |
162 | #define AUVIA_RPCTRL_AUTOSTART 0x20 |
163 | /* The following are 8233 specific */ |
164 | #define AUVIA_RPCTRL_STOP 0x04 |
165 | #define AUVIA_RPCTRL_EOL 0x02 |
166 | #define AUVIA_RPCTRL_FLAG 0x01 |
167 | #define AUVIA_RP_MODE 0x02 /* 82c686 specific */ |
168 | #define AUVIA_RPMODE_INTR_FLAG 0x01 |
169 | #define AUVIA_RPMODE_INTR_EOL 0x02 |
170 | #define AUVIA_RPMODE_STEREO 0x10 |
171 | #define AUVIA_RPMODE_16BIT 0x20 |
172 | #define AUVIA_RPMODE_AUTOSTART 0x80 |
173 | #define AUVIA_RP_DMAOPS_BASE 0x04 |
174 | |
175 | #define VIA8233_RP_DXS_LVOL 0x02 |
176 | #define VIA8233_RP_DXS_RVOL 0x03 |
177 | #define VIA8233_RP_RATEFMT 0x08 |
178 | #define VIA8233_RATEFMT_48K 0xfffff |
179 | #define VIA8233_RATEFMT_STEREO 0x00100000 |
180 | #define VIA8233_RATEFMT_16BIT 0x00200000 |
181 | |
182 | #define VIA_RP_DMAOPS_COUNT 0x0c |
183 | |
184 | #define VIA8233_MP_BASE 0x40 |
185 | /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */ |
186 | #define VIA8233_OFF_MP_FORMAT 0x02 |
187 | #define VIA8233_MP_FORMAT_8BIT 0x00 |
188 | #define VIA8233_MP_FORMAT_16BIT 0x80 |
189 | #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */ |
190 | #define VIA8233_OFF_MP_SCRATCH 0x03 |
191 | #define VIA8233_OFF_MP_STOP 0x08 |
192 | |
193 | #define VIA8233_WR_BASE 0x60 |
194 | |
195 | #define AUVIA_CODEC_CTL 0x80 |
196 | #define AUVIA_CODEC_READ 0x00800000 |
197 | #define AUVIA_CODEC_BUSY 0x01000000 |
198 | #define AUVIA_CODEC_PRIVALID 0x02000000 |
199 | #define AUVIA_CODEC_INDEX(x) ((x)<<16) |
200 | |
201 | #define CH_WRITE1(sc, ch, off, v) \ |
202 | bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) |
203 | #define CH_WRITE4(sc, ch, off, v) \ |
204 | bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) |
205 | #define CH_READ1(sc, ch, off) \ |
206 | bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) |
207 | #define CH_READ4(sc, ch, off) \ |
208 | bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) |
209 | |
210 | #define TIMEOUT 50 |
211 | |
212 | static const struct audio_hw_if auvia_hw_if = { |
213 | auvia_open, |
214 | auvia_close, |
215 | NULL, /* drain */ |
216 | auvia_query_encoding, |
217 | auvia_set_params, |
218 | auvia_round_blocksize, |
219 | NULL, /* commit_settings */ |
220 | NULL, /* init_output */ |
221 | NULL, /* init_input */ |
222 | NULL, /* start_output */ |
223 | NULL, /* start_input */ |
224 | auvia_halt_output, |
225 | auvia_halt_input, |
226 | NULL, /* speaker_ctl */ |
227 | auvia_getdev, |
228 | NULL, /* setfd */ |
229 | auvia_set_port, |
230 | auvia_get_port, |
231 | auvia_query_devinfo, |
232 | auvia_malloc, |
233 | auvia_free, |
234 | auvia_round_buffersize, |
235 | auvia_mappage, |
236 | auvia_get_props, |
237 | auvia_trigger_output, |
238 | auvia_trigger_input, |
239 | NULL, /* dev_ioctl */ |
240 | auvia_get_locks, |
241 | }; |
242 | |
243 | #define AUVIA_FORMATS_4CH_16 2 |
244 | #define AUVIA_FORMATS_6CH_16 3 |
245 | #define AUVIA_FORMATS_4CH_8 6 |
246 | #define AUVIA_FORMATS_6CH_8 7 |
247 | static const struct audio_format auvia_formats[AUVIA_NFORMATS] = { |
248 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
249 | 1, AUFMT_MONAURAL, 0, {8000, 48000}}, |
250 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
251 | 2, AUFMT_STEREO, 0, {8000, 48000}}, |
252 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
253 | 4, AUFMT_SURROUND4, 0, {8000, 48000}}, |
254 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
255 | 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, |
256 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, |
257 | 1, AUFMT_MONAURAL, 0, {8000, 48000}}, |
258 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, |
259 | 2, AUFMT_STEREO, 0, {8000, 48000}}, |
260 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8, |
261 | 4, AUFMT_SURROUND4, 0, {8000, 48000}}, |
262 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, |
263 | 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, |
264 | }; |
265 | |
266 | #define AUVIA_SPDIF_NFORMATS 1 |
267 | static const struct audio_format auvia_spdif_formats[AUVIA_SPDIF_NFORMATS] = { |
268 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
269 | 2, AUFMT_STEREO, 1, {48000}}, |
270 | }; |
271 | |
272 | |
273 | static int |
274 | auvia_match(device_t parent, cfdata_t match, void *aux) |
275 | { |
276 | struct pci_attach_args *pa; |
277 | |
278 | pa = (struct pci_attach_args *) aux; |
279 | if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_VIATECH) |
280 | return 0; |
281 | switch (PCI_PRODUCT(pa->pa_id)) { |
282 | case PCI_PRODUCT_VIATECH_VT82C686A_AC97: |
283 | case PCI_PRODUCT_VIATECH_VT8233_AC97: |
284 | break; |
285 | default: |
286 | return 0; |
287 | } |
288 | |
289 | return 1; |
290 | } |
291 | |
292 | static void |
293 | auvia_childdet(device_t self, device_t child) |
294 | { |
295 | /* we hold no child references, so do nothing */ |
296 | } |
297 | |
298 | static int |
299 | auvia_detach(device_t self, int flags) |
300 | { |
301 | int rc; |
302 | struct auvia_softc *sc = device_private(self); |
303 | |
304 | if ((rc = config_detach_children(self, flags)) != 0) |
305 | return rc; |
306 | pmf_device_deregister(self); |
307 | |
308 | mutex_enter(&sc->sc_lock); |
309 | auconv_delete_encodings(sc->sc_encodings); |
310 | auconv_delete_encodings(sc->sc_spdif_encodings); |
311 | if (sc->codec_if != NULL) |
312 | sc->codec_if->vtbl->detach(sc->codec_if); |
313 | mutex_exit(&sc->sc_lock); |
314 | |
315 | /* XXX restore compatibility? */ |
316 | if (sc->sc_ih != NULL) |
317 | pci_intr_disestablish(sc->sc_pc, sc->sc_ih); |
318 | |
319 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
320 | if (sc->sc_play.sc_dma_ops != NULL) { |
321 | auvia_free(sc, sc->sc_play.sc_dma_ops, |
322 | sc->sc_play.sc_dma_op_count * |
323 | sizeof(struct auvia_dma_op)); |
324 | } |
325 | if (sc->sc_record.sc_dma_ops != NULL) { |
326 | auvia_free(sc, sc->sc_record.sc_dma_ops, |
327 | sc->sc_play.sc_dma_op_count * |
328 | sizeof(struct auvia_dma_op)); |
329 | } |
330 | mutex_destroy(&sc->sc_lock); |
331 | mutex_destroy(&sc->sc_intr_lock); |
332 | |
333 | return 0; |
334 | } |
335 | |
336 | static void |
337 | auvia_attach(device_t parent, device_t self, void *aux) |
338 | { |
339 | struct pci_attach_args *pa; |
340 | struct auvia_softc *sc; |
341 | const char *intrstr; |
342 | pci_chipset_tag_t pc; |
343 | pcitag_t pt; |
344 | pci_intr_handle_t ih; |
345 | pcireg_t pr; |
346 | int r; |
347 | const char *revnum; /* VT823xx revision number */ |
348 | char intrbuf[PCI_INTRSTR_LEN]; |
349 | |
350 | pa = aux; |
351 | sc = device_private(self); |
352 | sc->sc_dev = self; |
353 | intrstr = NULL; |
354 | pc = pa->pa_pc; |
355 | pt = pa->pa_tag; |
356 | revnum = NULL; |
357 | |
358 | aprint_naive(": Audio controller\n" ); |
359 | |
360 | sc->sc_play.sc_base = AUVIA_PLAY_BASE; |
361 | sc->sc_record.sc_base = AUVIA_RECORD_BASE; |
362 | if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { |
363 | sc->sc_flags |= AUVIA_FLAGS_VT8233; |
364 | sc->sc_play.sc_base = VIA8233_MP_BASE; |
365 | sc->sc_record.sc_base = VIA8233_WR_BASE; |
366 | } |
367 | |
368 | if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, |
369 | &sc->sc_ioh, NULL, &sc->sc_iosize)) { |
370 | aprint_error(": can't map i/o space\n" ); |
371 | return; |
372 | } |
373 | |
374 | sc->sc_dmat = pa->pa_dmat; |
375 | sc->sc_pc = pc; |
376 | sc->sc_pt = pt; |
377 | |
378 | r = PCI_REVISION(pa->pa_class); |
379 | if (sc->sc_flags & AUVIA_FLAGS_VT8233) { |
380 | snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X" , r); |
381 | switch(r) { |
382 | case VIA_REV_8233PRE: |
383 | /* same as 8233, but should not be in the market */ |
384 | revnum = "3-Pre" ; |
385 | break; |
386 | case VIA_REV_8233C: |
387 | /* 2 rec, 4 pb, 1 multi-pb */ |
388 | revnum = "3C" ; |
389 | break; |
390 | case VIA_REV_8233: |
391 | /* 2 rec, 4 pb, 1 multi-pb, spdif */ |
392 | revnum = "3" ; |
393 | break; |
394 | case VIA_REV_8233A: |
395 | /* 1 rec, 1 multi-pb, spdif */ |
396 | revnum = "3A" ; |
397 | break; |
398 | default: |
399 | break; |
400 | } |
401 | if (r >= VIA_REV_8237) |
402 | revnum = "7" ; |
403 | else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ |
404 | revnum = "5" ; |
405 | aprint_normal(": VIA Technologies VT823%s AC'97 Audio " |
406 | "(rev %s)\n" , revnum, sc->sc_revision); |
407 | } else { |
408 | sc->sc_revision[1] = '\0'; |
409 | if (r == 0x20) { |
410 | sc->sc_revision[0] = 'H'; |
411 | } else if ((r >= 0x10) && (r <= 0x14)) { |
412 | sc->sc_revision[0] = 'A' + (r - 0x10); |
413 | } else { |
414 | snprintf(sc->sc_revision, sizeof(sc->sc_revision), |
415 | "0x%02X" , r); |
416 | } |
417 | |
418 | aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " |
419 | "(rev %s)\n" , sc->sc_revision); |
420 | } |
421 | |
422 | if (pci_intr_map(pa, &ih)) { |
423 | aprint_error(": couldn't map interrupt\n" ); |
424 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
425 | return; |
426 | } |
427 | intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf)); |
428 | |
429 | mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); |
430 | mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); |
431 | |
432 | sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc); |
433 | if (sc->sc_ih == NULL) { |
434 | aprint_error_dev(sc->sc_dev, "couldn't establish interrupt" ); |
435 | if (intrstr != NULL) |
436 | aprint_error(" at %s" , intrstr); |
437 | aprint_error("\n" ); |
438 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
439 | mutex_destroy(&sc->sc_lock); |
440 | mutex_destroy(&sc->sc_intr_lock); |
441 | return; |
442 | } |
443 | |
444 | aprint_normal_dev(sc->sc_dev, "interrupting at %s\n" , intrstr); |
445 | |
446 | /* disable SBPro compat & others */ |
447 | pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); |
448 | |
449 | pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ |
450 | /* XXX what to do about MIDI, FM, joystick? */ |
451 | |
452 | pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST |
453 | | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); |
454 | |
455 | pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); |
456 | |
457 | pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); |
458 | |
459 | sc->host_if.arg = sc; |
460 | sc->host_if.attach = auvia_attach_codec; |
461 | sc->host_if.read = auvia_read_codec; |
462 | sc->host_if.write = auvia_write_codec; |
463 | sc->host_if.reset = auvia_reset_codec; |
464 | sc->host_if.spdif_event = auvia_spdif_event; |
465 | |
466 | if ((r = ac97_attach(&sc->host_if, self, &sc->sc_lock)) != 0) { |
467 | aprint_error_dev(sc->sc_dev, "can't attach codec (error 0x%X)\n" , r); |
468 | pci_intr_disestablish(pc, sc->sc_ih); |
469 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
470 | mutex_destroy(&sc->sc_lock); |
471 | mutex_destroy(&sc->sc_intr_lock); |
472 | return; |
473 | } |
474 | |
475 | /* setup audio_format */ |
476 | memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats)); |
477 | mutex_enter(&sc->sc_lock); |
478 | if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) { |
479 | AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]); |
480 | AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]); |
481 | } |
482 | if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) { |
483 | AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]); |
484 | AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]); |
485 | } |
486 | if (AC97_IS_FIXED_RATE(sc->codec_if)) { |
487 | for (r = 0; r < AUVIA_NFORMATS; r++) { |
488 | sc->sc_formats[r].frequency_type = 1; |
489 | sc->sc_formats[r].frequency[0] = 48000; |
490 | } |
491 | } |
492 | mutex_exit(&sc->sc_lock); |
493 | |
494 | if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS, |
495 | &sc->sc_encodings)) { |
496 | mutex_enter(&sc->sc_lock); |
497 | sc->codec_if->vtbl->detach(sc->codec_if); |
498 | mutex_exit(&sc->sc_lock); |
499 | pci_intr_disestablish(pc, sc->sc_ih); |
500 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
501 | mutex_destroy(&sc->sc_lock); |
502 | mutex_destroy(&sc->sc_intr_lock); |
503 | aprint_error_dev(sc->sc_dev, "can't create encodings\n" ); |
504 | return; |
505 | } |
506 | if (0 != auconv_create_encodings(auvia_spdif_formats, |
507 | AUVIA_SPDIF_NFORMATS, &sc->sc_spdif_encodings)) { |
508 | mutex_enter(&sc->sc_lock); |
509 | sc->codec_if->vtbl->detach(sc->codec_if); |
510 | mutex_exit(&sc->sc_lock); |
511 | pci_intr_disestablish(pc, sc->sc_ih); |
512 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); |
513 | mutex_destroy(&sc->sc_lock); |
514 | mutex_destroy(&sc->sc_intr_lock); |
515 | aprint_error_dev(sc->sc_dev, "can't create spdif encodings\n" ); |
516 | return; |
517 | } |
518 | |
519 | if (!pmf_device_register(self, NULL, auvia_resume)) |
520 | aprint_error_dev(self, "couldn't establish power handler\n" ); |
521 | |
522 | audio_attach_mi(&auvia_hw_if, sc, sc->sc_dev); |
523 | mutex_enter(&sc->sc_lock); |
524 | sc->codec_if->vtbl->unlock(sc->codec_if); |
525 | mutex_exit(&sc->sc_lock); |
526 | return; |
527 | } |
528 | |
529 | static int |
530 | auvia_attach_codec(void *addr, struct ac97_codec_if *cif) |
531 | { |
532 | struct auvia_softc *sc; |
533 | |
534 | sc = addr; |
535 | sc->codec_if = cif; |
536 | return 0; |
537 | } |
538 | |
539 | static int |
540 | auvia_reset_codec(void *addr) |
541 | { |
542 | struct auvia_softc *sc; |
543 | pcireg_t r; |
544 | int i; |
545 | |
546 | /* perform a codec cold reset */ |
547 | sc = addr; |
548 | r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); |
549 | |
550 | r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ |
551 | pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); |
552 | delay(2); |
553 | |
554 | r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ |
555 | pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); |
556 | delay(200); |
557 | |
558 | for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, |
559 | AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) |
560 | DELAY(1); |
561 | if (i == 0) { |
562 | printf("%s: codec reset timed out\n" , device_xname(sc->sc_dev)); |
563 | return ETIMEDOUT; |
564 | } |
565 | return 0; |
566 | } |
567 | |
568 | static int |
569 | auvia_waitready_codec(struct auvia_softc *sc) |
570 | { |
571 | int i; |
572 | |
573 | /* poll until codec not busy */ |
574 | for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, |
575 | AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) |
576 | delay(1); |
577 | if (i >= TIMEOUT) { |
578 | printf("%s: codec busy\n" , device_xname(sc->sc_dev)); |
579 | return 1; |
580 | } |
581 | |
582 | return 0; |
583 | } |
584 | |
585 | static int |
586 | auvia_waitvalid_codec(struct auvia_softc *sc) |
587 | { |
588 | int i; |
589 | |
590 | /* poll until codec valid */ |
591 | for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, |
592 | AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) |
593 | delay(1); |
594 | if (i >= TIMEOUT) { |
595 | printf("%s: codec invalid\n" , device_xname(sc->sc_dev)); |
596 | return 1; |
597 | } |
598 | |
599 | return 0; |
600 | } |
601 | |
602 | static int |
603 | auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) |
604 | { |
605 | struct auvia_softc *sc; |
606 | |
607 | sc = addr; |
608 | if (auvia_waitready_codec(sc)) |
609 | return 1; |
610 | |
611 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, |
612 | AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); |
613 | |
614 | return 0; |
615 | } |
616 | |
617 | static int |
618 | auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) |
619 | { |
620 | struct auvia_softc *sc; |
621 | |
622 | sc = addr; |
623 | if (auvia_waitready_codec(sc)) |
624 | return 1; |
625 | |
626 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, |
627 | AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); |
628 | |
629 | if (auvia_waitready_codec(sc)) |
630 | return 1; |
631 | |
632 | if (auvia_waitvalid_codec(sc)) |
633 | return 1; |
634 | |
635 | *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); |
636 | |
637 | return 0; |
638 | } |
639 | |
640 | static void |
641 | auvia_spdif_event(void *addr, bool flag) |
642 | { |
643 | struct auvia_softc *sc; |
644 | |
645 | sc = addr; |
646 | sc->sc_spdif = flag; |
647 | } |
648 | |
649 | static int |
650 | auvia_open(void *addr, int flags) |
651 | { |
652 | struct auvia_softc *sc; |
653 | |
654 | sc = (struct auvia_softc *)addr; |
655 | mutex_spin_exit(&sc->sc_intr_lock); |
656 | sc->codec_if->vtbl->lock(sc->codec_if); |
657 | mutex_spin_enter(&sc->sc_intr_lock); |
658 | return 0; |
659 | } |
660 | |
661 | static void |
662 | auvia_close(void *addr) |
663 | { |
664 | struct auvia_softc *sc; |
665 | |
666 | sc = (struct auvia_softc *)addr; |
667 | mutex_spin_exit(&sc->sc_intr_lock); |
668 | sc->codec_if->vtbl->unlock(sc->codec_if); |
669 | mutex_spin_enter(&sc->sc_intr_lock); |
670 | } |
671 | |
672 | static int |
673 | auvia_query_encoding(void *addr, struct audio_encoding *fp) |
674 | { |
675 | struct auvia_softc *sc; |
676 | |
677 | sc = (struct auvia_softc *)addr; |
678 | return auconv_query_encoding( |
679 | sc->sc_spdif ? sc->sc_spdif_encodings : sc->sc_encodings, fp); |
680 | } |
681 | |
682 | static void |
683 | auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, |
684 | const audio_params_t *p) |
685 | { |
686 | uint32_t v; |
687 | uint16_t regval; |
688 | |
689 | if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { |
690 | regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) |
691 | | (p->precision == 16 ? |
692 | AUVIA_RPMODE_16BIT : 0) |
693 | | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL |
694 | | AUVIA_RPMODE_AUTOSTART; |
695 | ch->sc_reg = regval; |
696 | } else if (ch->sc_base != VIA8233_MP_BASE) { |
697 | v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); |
698 | v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO |
699 | | VIA8233_RATEFMT_16BIT); |
700 | |
701 | v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) |
702 | / (48000 / 20); |
703 | if (p->channels == 2) |
704 | v |= VIA8233_RATEFMT_STEREO; |
705 | if (p->precision == 16) |
706 | v |= VIA8233_RATEFMT_16BIT; |
707 | |
708 | CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); |
709 | } else { |
710 | static const u_int32_t slottab[7] = |
711 | { 0, 0xff000011, 0xff000021, 0, |
712 | 0xff004321, 0, 0xff436521}; |
713 | |
714 | regval = (p->precision == 16 |
715 | ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) |
716 | | (p->channels << 4); |
717 | CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); |
718 | CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); |
719 | } |
720 | } |
721 | |
722 | static int |
723 | auvia_set_params(void *addr, int setmode, int usemode, |
724 | audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, |
725 | stream_filter_list_t *rfil) |
726 | { |
727 | struct auvia_softc *sc; |
728 | struct auvia_softc_chan *ch; |
729 | struct audio_params *p; |
730 | struct ac97_codec_if* codec; |
731 | stream_filter_list_t *fil; |
732 | int reg, mode; |
733 | int index; |
734 | |
735 | sc = addr; |
736 | codec = sc->codec_if; |
737 | /* for mode in (RECORD, PLAY) */ |
738 | for (mode = AUMODE_RECORD; mode != -1; |
739 | mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { |
740 | if ((setmode & mode) == 0) |
741 | continue; |
742 | |
743 | if (mode == AUMODE_PLAY ) { |
744 | p = play; |
745 | ch = &sc->sc_play; |
746 | reg = AC97_REG_PCM_FRONT_DAC_RATE; |
747 | fil = pfil; |
748 | } else { |
749 | p = rec; |
750 | ch = &sc->sc_record; |
751 | reg = AC97_REG_PCM_LR_ADC_RATE; |
752 | fil = rfil; |
753 | } |
754 | |
755 | if (p->sample_rate < 4000 || p->sample_rate > 48000 || |
756 | (p->precision != 8 && p->precision != 16)) |
757 | return (EINVAL); |
758 | if (sc->sc_spdif) |
759 | index = auconv_set_converter(auvia_spdif_formats, |
760 | AUVIA_SPDIF_NFORMATS, mode, p, TRUE, fil); |
761 | else |
762 | index = auconv_set_converter(sc->sc_formats, |
763 | AUVIA_NFORMATS, mode, p, TRUE, fil); |
764 | if (index < 0) |
765 | return EINVAL; |
766 | if (fil->req_size > 0) |
767 | p = &fil->filters[0].param; |
768 | if (!AC97_IS_FIXED_RATE(codec)) { |
769 | if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) |
770 | return EINVAL; |
771 | reg = AC97_REG_PCM_SURR_DAC_RATE; |
772 | if (p->channels >= 4 |
773 | && codec->vtbl->set_rate(codec, reg, |
774 | &p->sample_rate)) |
775 | return EINVAL; |
776 | reg = AC97_REG_PCM_LFE_DAC_RATE; |
777 | if (p->channels == 6 |
778 | && codec->vtbl->set_rate(codec, reg, |
779 | &p->sample_rate)) |
780 | return EINVAL; |
781 | } |
782 | auvia_set_params_sub(sc, ch, p); |
783 | } |
784 | |
785 | return 0; |
786 | } |
787 | |
788 | static int |
789 | auvia_round_blocksize(void *addr, int blk, |
790 | int mode, const audio_params_t *param) |
791 | { |
792 | struct auvia_softc *sc; |
793 | |
794 | sc = addr; |
795 | |
796 | /* XXX VT823x might have the limitation of dma_ops size */ |
797 | if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) |
798 | blk = 288; |
799 | |
800 | /* Avoid too many dma_ops. */ |
801 | return min((blk & -32), AUVIA_MINBLKSZ); |
802 | } |
803 | |
804 | static int |
805 | auvia_halt_output(void *addr) |
806 | { |
807 | struct auvia_softc *sc; |
808 | struct auvia_softc_chan *ch; |
809 | |
810 | sc = addr; |
811 | ch = &(sc->sc_play); |
812 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); |
813 | ch->sc_intr = NULL; |
814 | return 0; |
815 | } |
816 | |
817 | static int |
818 | auvia_halt_input(void *addr) |
819 | { |
820 | struct auvia_softc *sc; |
821 | struct auvia_softc_chan *ch; |
822 | |
823 | sc = addr; |
824 | ch = &(sc->sc_record); |
825 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); |
826 | ch->sc_intr = NULL; |
827 | return 0; |
828 | } |
829 | |
830 | static int |
831 | auvia_getdev(void *addr, struct audio_device *retp) |
832 | { |
833 | struct auvia_softc *sc; |
834 | |
835 | if (retp) { |
836 | sc = addr; |
837 | if (sc->sc_flags & AUVIA_FLAGS_VT8233) { |
838 | strncpy(retp->name, "VIA VT823x" , |
839 | sizeof(retp->name)); |
840 | } else { |
841 | strncpy(retp->name, "VIA VT82C686A" , |
842 | sizeof(retp->name)); |
843 | } |
844 | strncpy(retp->version, sc->sc_revision, sizeof(retp->version)); |
845 | strncpy(retp->config, "auvia" , sizeof(retp->config)); |
846 | } |
847 | |
848 | return 0; |
849 | } |
850 | |
851 | static int |
852 | auvia_set_port(void *addr, mixer_ctrl_t *cp) |
853 | { |
854 | struct auvia_softc *sc; |
855 | |
856 | sc = addr; |
857 | return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); |
858 | } |
859 | |
860 | static int |
861 | auvia_get_port(void *addr, mixer_ctrl_t *cp) |
862 | { |
863 | struct auvia_softc *sc; |
864 | |
865 | sc = addr; |
866 | return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); |
867 | } |
868 | |
869 | static int |
870 | auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) |
871 | { |
872 | struct auvia_softc *sc; |
873 | |
874 | sc = addr; |
875 | return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); |
876 | } |
877 | |
878 | static int |
879 | auvia_malloc_channel(struct auvia_softc *sc, struct auvia_softc_chan *ch, |
880 | size_t size) |
881 | { |
882 | struct auvia_dma *dp; |
883 | int segs; |
884 | |
885 | /* if old list is large enough, nothing to do */ |
886 | segs = (size + AUVIA_MINBLKSZ - 1) / AUVIA_MINBLKSZ; |
887 | if (segs <= ch->sc_dma_op_count) { |
888 | return 0; |
889 | } |
890 | |
891 | if (ch->sc_dma_ops) { |
892 | auvia_free(sc, ch->sc_dma_ops, |
893 | ch->sc_dma_op_count * sizeof(*dp)); |
894 | } |
895 | |
896 | ch->sc_dma_ops = auvia_malloc_dmamem(sc, 0, |
897 | sizeof(struct auvia_dma_op) * segs); |
898 | |
899 | if (ch->sc_dma_ops == NULL) { |
900 | aprint_error_dev(sc->sc_dev, "couldn't build dmaops\n" ); |
901 | return ENOMEM; |
902 | } |
903 | |
904 | for (dp = sc->sc_dmas; |
905 | dp && dp->addr != (void *)(ch->sc_dma_ops); |
906 | dp = dp->next) |
907 | continue; |
908 | |
909 | if (!dp) |
910 | panic("%s: build_dma_ops: where'd my memory go??? " |
911 | "address (%p)\n" , device_xname(sc->sc_dev), |
912 | ch->sc_dma_ops); |
913 | |
914 | ch->sc_dma_op_count = segs; |
915 | ch->sc_dma_ops_dma = dp; |
916 | |
917 | return 0; |
918 | } |
919 | |
920 | static void * |
921 | auvia_malloc_dmamem(void *addr, int direction, size_t size) |
922 | { |
923 | struct auvia_softc *sc; |
924 | struct auvia_dma *p; |
925 | int error; |
926 | int rseg; |
927 | |
928 | p = kmem_alloc(sizeof(*p), KM_SLEEP); |
929 | if (p == NULL) |
930 | return NULL; |
931 | sc = addr; |
932 | p->size = size; |
933 | if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, |
934 | 1, &rseg, BUS_DMA_WAITOK)) != 0) { |
935 | aprint_error_dev(sc->sc_dev, "unable to allocate DMA, error = %d\n" , error); |
936 | goto fail_alloc; |
937 | } |
938 | |
939 | if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, |
940 | BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { |
941 | aprint_error_dev(sc->sc_dev, "unable to map DMA, error = %d\n" , |
942 | error); |
943 | goto fail_map; |
944 | } |
945 | |
946 | if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, |
947 | BUS_DMA_WAITOK, &p->map)) != 0) { |
948 | aprint_error_dev(sc->sc_dev, "unable to create DMA map, error = %d\n" , |
949 | error); |
950 | goto fail_create; |
951 | } |
952 | |
953 | if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, |
954 | BUS_DMA_WAITOK)) != 0) { |
955 | aprint_error_dev(sc->sc_dev, "unable to load DMA map, error = %d\n" , |
956 | error); |
957 | goto fail_load; |
958 | } |
959 | |
960 | p->next = sc->sc_dmas; |
961 | sc->sc_dmas = p; |
962 | |
963 | return p->addr; |
964 | |
965 | fail_load: |
966 | bus_dmamap_destroy(sc->sc_dmat, p->map); |
967 | fail_create: |
968 | bus_dmamem_unmap(sc->sc_dmat, p->addr, size); |
969 | fail_map: |
970 | bus_dmamem_free(sc->sc_dmat, &p->seg, 1); |
971 | fail_alloc: |
972 | kmem_free(p, sizeof(*p)); |
973 | return NULL; |
974 | } |
975 | |
976 | static void * |
977 | auvia_malloc(void *addr, int direction, size_t size) |
978 | { |
979 | struct auvia_softc *sc; |
980 | void *p; |
981 | |
982 | sc = addr; |
983 | |
984 | p = auvia_malloc_dmamem(addr, direction, size); |
985 | if (p == NULL) { |
986 | return NULL; |
987 | } |
988 | if (auvia_malloc_channel(sc, &sc->sc_play, size) != 0) { |
989 | auvia_free(addr, p, size); |
990 | return NULL; |
991 | } |
992 | if (auvia_malloc_channel(sc, &sc->sc_record, size) != 0) { |
993 | auvia_free(addr, p, size); |
994 | return NULL; |
995 | } |
996 | return p; |
997 | } |
998 | |
999 | static void |
1000 | auvia_free(void *addr, void *ptr, size_t size) |
1001 | { |
1002 | struct auvia_softc *sc; |
1003 | struct auvia_dma **pp, *p; |
1004 | |
1005 | sc = addr; |
1006 | for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) |
1007 | if (p->addr == ptr) { |
1008 | bus_dmamap_unload(sc->sc_dmat, p->map); |
1009 | bus_dmamap_destroy(sc->sc_dmat, p->map); |
1010 | bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); |
1011 | bus_dmamem_free(sc->sc_dmat, &p->seg, 1); |
1012 | |
1013 | *pp = p->next; |
1014 | kmem_free(p, sizeof(*p)); |
1015 | return; |
1016 | } |
1017 | |
1018 | panic("auvia_free: trying to free unallocated memory" ); |
1019 | } |
1020 | |
1021 | static size_t |
1022 | auvia_round_buffersize(void *addr, int direction, size_t size) |
1023 | { |
1024 | |
1025 | return size; |
1026 | } |
1027 | |
1028 | static paddr_t |
1029 | auvia_mappage(void *addr, void *mem, off_t off, int prot) |
1030 | { |
1031 | struct auvia_softc *sc; |
1032 | struct auvia_dma *p; |
1033 | |
1034 | if (off < 0) |
1035 | return -1; |
1036 | sc = addr; |
1037 | for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) |
1038 | continue; |
1039 | |
1040 | if (!p) |
1041 | return -1; |
1042 | |
1043 | return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, |
1044 | BUS_DMA_WAITOK); |
1045 | } |
1046 | |
1047 | static int |
1048 | auvia_get_props(void *addr) |
1049 | { |
1050 | struct auvia_softc *sc; |
1051 | int props; |
1052 | |
1053 | props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; |
1054 | sc = addr; |
1055 | /* |
1056 | * Even if the codec is fixed-rate, set_param() succeeds for any sample |
1057 | * rate because of aurateconv. Applications can't know what rate the |
1058 | * device can process in the case of mmap(). |
1059 | */ |
1060 | if (!AC97_IS_FIXED_RATE(sc->codec_if)) |
1061 | props |= AUDIO_PROP_MMAP; |
1062 | return props; |
1063 | } |
1064 | |
1065 | static void |
1066 | auvia_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) |
1067 | { |
1068 | struct auvia_softc *sc; |
1069 | |
1070 | sc = addr; |
1071 | *intr = &sc->sc_intr_lock; |
1072 | *thread = &sc->sc_lock; |
1073 | } |
1074 | |
1075 | static int |
1076 | auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, |
1077 | struct auvia_dma *p, void *start, void *end, int blksize) |
1078 | { |
1079 | struct auvia_dma_op *op; |
1080 | bus_addr_t s; |
1081 | size_t l; |
1082 | |
1083 | op = ch->sc_dma_ops; |
1084 | s = p->map->dm_segs[0].ds_addr; |
1085 | l = ((char *)end - (char *)start); |
1086 | |
1087 | while (l) { |
1088 | op->ptr = htole32(s); |
1089 | l = l - blksize; |
1090 | if (!l) { |
1091 | /* if last block */ |
1092 | op->flags = htole32(AUVIA_DMAOP_EOL | blksize); |
1093 | } else { |
1094 | op->flags = htole32(AUVIA_DMAOP_FLAG | blksize); |
1095 | } |
1096 | s += blksize; |
1097 | op++; |
1098 | } |
1099 | |
1100 | return 0; |
1101 | } |
1102 | |
1103 | |
1104 | static int |
1105 | auvia_trigger_output(void *addr, void *start, void *end, int blksize, |
1106 | void (*intr)(void *), void *arg, const audio_params_t *param) |
1107 | { |
1108 | struct auvia_softc *sc; |
1109 | struct auvia_softc_chan *ch; |
1110 | struct auvia_dma *p; |
1111 | |
1112 | sc = addr; |
1113 | ch = &(sc->sc_play); |
1114 | for (p = sc->sc_dmas; p && p->addr != start; p = p->next) |
1115 | continue; |
1116 | |
1117 | if (!p) |
1118 | panic("auvia_trigger_output: request with bad start " |
1119 | "address (%p)" , start); |
1120 | |
1121 | if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { |
1122 | return 1; |
1123 | } |
1124 | |
1125 | ch->sc_intr = intr; |
1126 | ch->sc_arg = arg; |
1127 | |
1128 | CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, |
1129 | ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); |
1130 | |
1131 | if (sc->sc_flags & AUVIA_FLAGS_VT8233) { |
1132 | if (ch->sc_base != VIA8233_MP_BASE) { |
1133 | CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); |
1134 | CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); |
1135 | } |
1136 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, |
1137 | AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | |
1138 | AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); |
1139 | } else { |
1140 | CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); |
1141 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); |
1142 | } |
1143 | |
1144 | return 0; |
1145 | } |
1146 | |
1147 | static int |
1148 | auvia_trigger_input(void *addr, void *start, void *end, int blksize, |
1149 | void (*intr)(void *), void *arg, const audio_params_t *param) |
1150 | { |
1151 | struct auvia_softc *sc; |
1152 | struct auvia_softc_chan *ch; |
1153 | struct auvia_dma *p; |
1154 | |
1155 | sc = addr; |
1156 | ch = &(sc->sc_record); |
1157 | for (p = sc->sc_dmas; p && p->addr != start; p = p->next) |
1158 | continue; |
1159 | |
1160 | if (!p) |
1161 | panic("auvia_trigger_input: request with bad start " |
1162 | "address (%p)" , start); |
1163 | |
1164 | if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { |
1165 | return 1; |
1166 | } |
1167 | |
1168 | ch->sc_intr = intr; |
1169 | ch->sc_arg = arg; |
1170 | |
1171 | CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, |
1172 | ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); |
1173 | |
1174 | if (sc->sc_flags & AUVIA_FLAGS_VT8233) { |
1175 | CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); |
1176 | CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); |
1177 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, |
1178 | AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | |
1179 | AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); |
1180 | } else { |
1181 | CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); |
1182 | CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); |
1183 | } |
1184 | |
1185 | return 0; |
1186 | } |
1187 | |
1188 | static int |
1189 | auvia_intr(void *arg) |
1190 | { |
1191 | struct auvia_softc *sc; |
1192 | struct auvia_softc_chan *ch; |
1193 | u_int8_t r; |
1194 | int rval; |
1195 | |
1196 | sc = arg; |
1197 | rval = 0; |
1198 | ch = &sc->sc_record; |
1199 | |
1200 | mutex_spin_enter(&sc->sc_intr_lock); |
1201 | r = CH_READ1(sc, ch, AUVIA_RP_STAT); |
1202 | if (r & AUVIA_RPSTAT_INTR) { |
1203 | if (sc->sc_record.sc_intr) |
1204 | sc->sc_record.sc_intr(sc->sc_record.sc_arg); |
1205 | |
1206 | /* clear interrupts */ |
1207 | CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); |
1208 | rval = 1; |
1209 | } |
1210 | |
1211 | ch = &sc->sc_play; |
1212 | r = CH_READ1(sc, ch, AUVIA_RP_STAT); |
1213 | if (r & AUVIA_RPSTAT_INTR) { |
1214 | if (sc->sc_play.sc_intr) |
1215 | sc->sc_play.sc_intr(sc->sc_play.sc_arg); |
1216 | |
1217 | /* clear interrupts */ |
1218 | CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); |
1219 | rval = 1; |
1220 | } |
1221 | mutex_spin_exit(&sc->sc_intr_lock); |
1222 | |
1223 | return rval; |
1224 | } |
1225 | |
1226 | static bool |
1227 | auvia_resume(device_t dv, const pmf_qual_t *qual) |
1228 | { |
1229 | struct auvia_softc *sc = device_private(dv); |
1230 | |
1231 | mutex_enter(&sc->sc_lock); |
1232 | mutex_spin_enter(&sc->sc_intr_lock); |
1233 | auvia_reset_codec(sc); |
1234 | DELAY(1000); |
1235 | mutex_spin_exit(&sc->sc_intr_lock); |
1236 | (sc->codec_if->vtbl->restore_ports)(sc->codec_if); |
1237 | mutex_exit(&sc->sc_lock); |
1238 | |
1239 | return true; |
1240 | } |
1241 | |