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Merge branch 'next' of git://git.infradead.org/users/vkoul/slave-dma
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / sound / pci / hda / hda_proc.c
1 /*
2 * Universal Interface for Intel High Definition Audio Codec
3 *
4 * Generic proc interface
5 *
6 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
7 *
8 *
9 * This driver is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This driver is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23
24 #include <linux/init.h>
25 #include <linux/slab.h>
26 #include <sound/core.h>
27 #include "hda_codec.h"
28 #include "hda_local.h"
29
30 static char *bits_names(unsigned int bits, char *names[], int size)
31 {
32 int i, n;
33 static char buf[128];
34
35 for (i = 0, n = 0; i < size; i++) {
36 if (bits & (1U<<i) && names[i])
37 n += snprintf(buf + n, sizeof(buf) - n, " %s",
38 names[i]);
39 }
40 buf[n] = '\0';
41
42 return buf;
43 }
44
45 static const char *get_wid_type_name(unsigned int wid_value)
46 {
47 static char *names[16] = {
48 [AC_WID_AUD_OUT] = "Audio Output",
49 [AC_WID_AUD_IN] = "Audio Input",
50 [AC_WID_AUD_MIX] = "Audio Mixer",
51 [AC_WID_AUD_SEL] = "Audio Selector",
52 [AC_WID_PIN] = "Pin Complex",
53 [AC_WID_POWER] = "Power Widget",
54 [AC_WID_VOL_KNB] = "Volume Knob Widget",
55 [AC_WID_BEEP] = "Beep Generator Widget",
56 [AC_WID_VENDOR] = "Vendor Defined Widget",
57 };
58 if (wid_value == -1)
59 return "UNKNOWN Widget";
60 wid_value &= 0xf;
61 if (names[wid_value])
62 return names[wid_value];
63 else
64 return "UNKNOWN Widget";
65 }
66
67 static void print_nid_array(struct snd_info_buffer *buffer,
68 struct hda_codec *codec, hda_nid_t nid,
69 struct snd_array *array)
70 {
71 int i;
72 struct hda_nid_item *items = array->list, *item;
73 struct snd_kcontrol *kctl;
74 for (i = 0; i < array->used; i++) {
75 item = &items[i];
76 if (item->nid == nid) {
77 kctl = item->kctl;
78 snd_iprintf(buffer,
79 " Control: name=\"%s\", index=%i, device=%i\n",
80 kctl->id.name, kctl->id.index + item->index,
81 kctl->id.device);
82 if (item->flags & HDA_NID_ITEM_AMP)
83 snd_iprintf(buffer,
84 " ControlAmp: chs=%lu, dir=%s, "
85 "idx=%lu, ofs=%lu\n",
86 get_amp_channels(kctl),
87 get_amp_direction(kctl) ? "Out" : "In",
88 get_amp_index(kctl),
89 get_amp_offset(kctl));
90 }
91 }
92 }
93
94 static void print_nid_pcms(struct snd_info_buffer *buffer,
95 struct hda_codec *codec, hda_nid_t nid)
96 {
97 int pcm, type;
98 struct hda_pcm *cpcm;
99 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
100 cpcm = &codec->pcm_info[pcm];
101 for (type = 0; type < 2; type++) {
102 if (cpcm->stream[type].nid != nid || cpcm->pcm == NULL)
103 continue;
104 snd_iprintf(buffer, " Device: name=\"%s\", "
105 "type=\"%s\", device=%i\n",
106 cpcm->name,
107 snd_hda_pcm_type_name[cpcm->pcm_type],
108 cpcm->pcm->device);
109 }
110 }
111 }
112
113 static void print_amp_caps(struct snd_info_buffer *buffer,
114 struct hda_codec *codec, hda_nid_t nid, int dir)
115 {
116 unsigned int caps;
117 caps = snd_hda_param_read(codec, nid,
118 dir == HDA_OUTPUT ?
119 AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP);
120 if (caps == -1 || caps == 0) {
121 snd_iprintf(buffer, "N/A\n");
122 return;
123 }
124 snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, "
125 "mute=%x\n",
126 caps & AC_AMPCAP_OFFSET,
127 (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT,
128 (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT,
129 (caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT);
130 }
131
132 static void print_amp_vals(struct snd_info_buffer *buffer,
133 struct hda_codec *codec, hda_nid_t nid,
134 int dir, int stereo, int indices)
135 {
136 unsigned int val;
137 int i;
138
139 dir = dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
140 for (i = 0; i < indices; i++) {
141 snd_iprintf(buffer, " [");
142 val = snd_hda_codec_read(codec, nid, 0,
143 AC_VERB_GET_AMP_GAIN_MUTE,
144 AC_AMP_GET_LEFT | dir | i);
145 snd_iprintf(buffer, "0x%02x", val);
146 if (stereo) {
147 val = snd_hda_codec_read(codec, nid, 0,
148 AC_VERB_GET_AMP_GAIN_MUTE,
149 AC_AMP_GET_RIGHT | dir | i);
150 snd_iprintf(buffer, " 0x%02x", val);
151 }
152 snd_iprintf(buffer, "]");
153 }
154 snd_iprintf(buffer, "\n");
155 }
156
157 static void print_pcm_rates(struct snd_info_buffer *buffer, unsigned int pcm)
158 {
159 static unsigned int rates[] = {
160 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
161 96000, 176400, 192000, 384000
162 };
163 int i;
164
165 pcm &= AC_SUPPCM_RATES;
166 snd_iprintf(buffer, " rates [0x%x]:", pcm);
167 for (i = 0; i < ARRAY_SIZE(rates); i++)
168 if (pcm & (1 << i))
169 snd_iprintf(buffer, " %d", rates[i]);
170 snd_iprintf(buffer, "\n");
171 }
172
173 static void print_pcm_bits(struct snd_info_buffer *buffer, unsigned int pcm)
174 {
175 char buf[SND_PRINT_BITS_ADVISED_BUFSIZE];
176
177 snd_iprintf(buffer, " bits [0x%x]:", (pcm >> 16) & 0xff);
178 snd_print_pcm_bits(pcm, buf, sizeof(buf));
179 snd_iprintf(buffer, "%s\n", buf);
180 }
181
182 static void print_pcm_formats(struct snd_info_buffer *buffer,
183 unsigned int streams)
184 {
185 snd_iprintf(buffer, " formats [0x%x]:", streams & 0xf);
186 if (streams & AC_SUPFMT_PCM)
187 snd_iprintf(buffer, " PCM");
188 if (streams & AC_SUPFMT_FLOAT32)
189 snd_iprintf(buffer, " FLOAT");
190 if (streams & AC_SUPFMT_AC3)
191 snd_iprintf(buffer, " AC3");
192 snd_iprintf(buffer, "\n");
193 }
194
195 static void print_pcm_caps(struct snd_info_buffer *buffer,
196 struct hda_codec *codec, hda_nid_t nid)
197 {
198 unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM);
199 unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
200 if (pcm == -1 || stream == -1) {
201 snd_iprintf(buffer, "N/A\n");
202 return;
203 }
204 print_pcm_rates(buffer, pcm);
205 print_pcm_bits(buffer, pcm);
206 print_pcm_formats(buffer, stream);
207 }
208
209 static const char *get_jack_connection(u32 cfg)
210 {
211 static char *names[16] = {
212 "Unknown", "1/8", "1/4", "ATAPI",
213 "RCA", "Optical","Digital", "Analog",
214 "DIN", "XLR", "RJ11", "Comb",
215 NULL, NULL, NULL, "Other"
216 };
217 cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT;
218 if (names[cfg])
219 return names[cfg];
220 else
221 return "UNKNOWN";
222 }
223
224 static const char *get_jack_color(u32 cfg)
225 {
226 static char *names[16] = {
227 "Unknown", "Black", "Grey", "Blue",
228 "Green", "Red", "Orange", "Yellow",
229 "Purple", "Pink", NULL, NULL,
230 NULL, NULL, "White", "Other",
231 };
232 cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT;
233 if (names[cfg])
234 return names[cfg];
235 else
236 return "UNKNOWN";
237 }
238
239 static void print_pin_caps(struct snd_info_buffer *buffer,
240 struct hda_codec *codec, hda_nid_t nid,
241 int *supports_vref)
242 {
243 static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" };
244 unsigned int caps, val;
245
246 caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
247 snd_iprintf(buffer, " Pincap 0x%08x:", caps);
248 if (caps & AC_PINCAP_IN)
249 snd_iprintf(buffer, " IN");
250 if (caps & AC_PINCAP_OUT)
251 snd_iprintf(buffer, " OUT");
252 if (caps & AC_PINCAP_HP_DRV)
253 snd_iprintf(buffer, " HP");
254 if (caps & AC_PINCAP_EAPD)
255 snd_iprintf(buffer, " EAPD");
256 if (caps & AC_PINCAP_PRES_DETECT)
257 snd_iprintf(buffer, " Detect");
258 if (caps & AC_PINCAP_BALANCE)
259 snd_iprintf(buffer, " Balanced");
260 if (caps & AC_PINCAP_HDMI) {
261 /* Realtek uses this bit as a different meaning */
262 if ((codec->vendor_id >> 16) == 0x10ec)
263 snd_iprintf(buffer, " R/L");
264 else {
265 if (caps & AC_PINCAP_HBR)
266 snd_iprintf(buffer, " HBR");
267 snd_iprintf(buffer, " HDMI");
268 }
269 }
270 if (caps & AC_PINCAP_DP)
271 snd_iprintf(buffer, " DP");
272 if (caps & AC_PINCAP_TRIG_REQ)
273 snd_iprintf(buffer, " Trigger");
274 if (caps & AC_PINCAP_IMP_SENSE)
275 snd_iprintf(buffer, " ImpSense");
276 snd_iprintf(buffer, "\n");
277 if (caps & AC_PINCAP_VREF) {
278 unsigned int vref =
279 (caps & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
280 snd_iprintf(buffer, " Vref caps:");
281 if (vref & AC_PINCAP_VREF_HIZ)
282 snd_iprintf(buffer, " HIZ");
283 if (vref & AC_PINCAP_VREF_50)
284 snd_iprintf(buffer, " 50");
285 if (vref & AC_PINCAP_VREF_GRD)
286 snd_iprintf(buffer, " GRD");
287 if (vref & AC_PINCAP_VREF_80)
288 snd_iprintf(buffer, " 80");
289 if (vref & AC_PINCAP_VREF_100)
290 snd_iprintf(buffer, " 100");
291 snd_iprintf(buffer, "\n");
292 *supports_vref = 1;
293 } else
294 *supports_vref = 0;
295 if (caps & AC_PINCAP_EAPD) {
296 val = snd_hda_codec_read(codec, nid, 0,
297 AC_VERB_GET_EAPD_BTLENABLE, 0);
298 snd_iprintf(buffer, " EAPD 0x%x:", val);
299 if (val & AC_EAPDBTL_BALANCED)
300 snd_iprintf(buffer, " BALANCED");
301 if (val & AC_EAPDBTL_EAPD)
302 snd_iprintf(buffer, " EAPD");
303 if (val & AC_EAPDBTL_LR_SWAP)
304 snd_iprintf(buffer, " R/L");
305 snd_iprintf(buffer, "\n");
306 }
307 caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
308 snd_iprintf(buffer, " Pin Default 0x%08x: [%s] %s at %s %s\n", caps,
309 jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT],
310 snd_hda_get_jack_type(caps),
311 snd_hda_get_jack_connectivity(caps),
312 snd_hda_get_jack_location(caps));
313 snd_iprintf(buffer, " Conn = %s, Color = %s\n",
314 get_jack_connection(caps),
315 get_jack_color(caps));
316 /* Default association and sequence values refer to default grouping
317 * of pin complexes and their sequence within the group. This is used
318 * for priority and resource allocation.
319 */
320 snd_iprintf(buffer, " DefAssociation = 0x%x, Sequence = 0x%x\n",
321 (caps & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT,
322 caps & AC_DEFCFG_SEQUENCE);
323 if (((caps & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT) &
324 AC_DEFCFG_MISC_NO_PRESENCE) {
325 /* Miscellaneous bit indicates external hardware does not
326 * support presence detection even if the pin complex
327 * indicates it is supported.
328 */
329 snd_iprintf(buffer, " Misc = NO_PRESENCE\n");
330 }
331 }
332
333 static void print_pin_ctls(struct snd_info_buffer *buffer,
334 struct hda_codec *codec, hda_nid_t nid,
335 int supports_vref)
336 {
337 unsigned int pinctls;
338
339 pinctls = snd_hda_codec_read(codec, nid, 0,
340 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
341 snd_iprintf(buffer, " Pin-ctls: 0x%02x:", pinctls);
342 if (pinctls & AC_PINCTL_IN_EN)
343 snd_iprintf(buffer, " IN");
344 if (pinctls & AC_PINCTL_OUT_EN)
345 snd_iprintf(buffer, " OUT");
346 if (pinctls & AC_PINCTL_HP_EN)
347 snd_iprintf(buffer, " HP");
348 if (supports_vref) {
349 int vref = pinctls & AC_PINCTL_VREFEN;
350 switch (vref) {
351 case AC_PINCTL_VREF_HIZ:
352 snd_iprintf(buffer, " VREF_HIZ");
353 break;
354 case AC_PINCTL_VREF_50:
355 snd_iprintf(buffer, " VREF_50");
356 break;
357 case AC_PINCTL_VREF_GRD:
358 snd_iprintf(buffer, " VREF_GRD");
359 break;
360 case AC_PINCTL_VREF_80:
361 snd_iprintf(buffer, " VREF_80");
362 break;
363 case AC_PINCTL_VREF_100:
364 snd_iprintf(buffer, " VREF_100");
365 break;
366 }
367 }
368 snd_iprintf(buffer, "\n");
369 }
370
371 static void print_vol_knob(struct snd_info_buffer *buffer,
372 struct hda_codec *codec, hda_nid_t nid)
373 {
374 unsigned int cap = snd_hda_param_read(codec, nid,
375 AC_PAR_VOL_KNB_CAP);
376 snd_iprintf(buffer, " Volume-Knob: delta=%d, steps=%d, ",
377 (cap >> 7) & 1, cap & 0x7f);
378 cap = snd_hda_codec_read(codec, nid, 0,
379 AC_VERB_GET_VOLUME_KNOB_CONTROL, 0);
380 snd_iprintf(buffer, "direct=%d, val=%d\n",
381 (cap >> 7) & 1, cap & 0x7f);
382 }
383
384 static void print_audio_io(struct snd_info_buffer *buffer,
385 struct hda_codec *codec, hda_nid_t nid,
386 unsigned int wid_type)
387 {
388 int conv = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
389 snd_iprintf(buffer,
390 " Converter: stream=%d, channel=%d\n",
391 (conv & AC_CONV_STREAM) >> AC_CONV_STREAM_SHIFT,
392 conv & AC_CONV_CHANNEL);
393
394 if (wid_type == AC_WID_AUD_IN && (conv & AC_CONV_CHANNEL) == 0) {
395 int sdi = snd_hda_codec_read(codec, nid, 0,
396 AC_VERB_GET_SDI_SELECT, 0);
397 snd_iprintf(buffer, " SDI-Select: %d\n",
398 sdi & AC_SDI_SELECT);
399 }
400 }
401
402 static void print_digital_conv(struct snd_info_buffer *buffer,
403 struct hda_codec *codec, hda_nid_t nid)
404 {
405 unsigned int digi1 = snd_hda_codec_read(codec, nid, 0,
406 AC_VERB_GET_DIGI_CONVERT_1, 0);
407 unsigned char digi2 = digi1 >> 8;
408 unsigned char digi3 = digi1 >> 16;
409
410 snd_iprintf(buffer, " Digital:");
411 if (digi1 & AC_DIG1_ENABLE)
412 snd_iprintf(buffer, " Enabled");
413 if (digi1 & AC_DIG1_V)
414 snd_iprintf(buffer, " Validity");
415 if (digi1 & AC_DIG1_VCFG)
416 snd_iprintf(buffer, " ValidityCfg");
417 if (digi1 & AC_DIG1_EMPHASIS)
418 snd_iprintf(buffer, " Preemphasis");
419 if (digi1 & AC_DIG1_COPYRIGHT)
420 snd_iprintf(buffer, " Non-Copyright");
421 if (digi1 & AC_DIG1_NONAUDIO)
422 snd_iprintf(buffer, " Non-Audio");
423 if (digi1 & AC_DIG1_PROFESSIONAL)
424 snd_iprintf(buffer, " Pro");
425 if (digi1 & AC_DIG1_LEVEL)
426 snd_iprintf(buffer, " GenLevel");
427 if (digi3 & AC_DIG3_KAE)
428 snd_iprintf(buffer, " KAE");
429 snd_iprintf(buffer, "\n");
430 snd_iprintf(buffer, " Digital category: 0x%x\n",
431 digi2 & AC_DIG2_CC);
432 snd_iprintf(buffer, " IEC Coding Type: 0x%x\n",
433 digi3 & AC_DIG3_ICT);
434 }
435
436 static const char *get_pwr_state(u32 state)
437 {
438 static const char * const buf[] = {
439 "D0", "D1", "D2", "D3", "D3cold"
440 };
441 if (state < ARRAY_SIZE(buf))
442 return buf[state];
443 return "UNKNOWN";
444 }
445
446 static void print_power_state(struct snd_info_buffer *buffer,
447 struct hda_codec *codec, hda_nid_t nid)
448 {
449 static char *names[] = {
450 [ilog2(AC_PWRST_D0SUP)] = "D0",
451 [ilog2(AC_PWRST_D1SUP)] = "D1",
452 [ilog2(AC_PWRST_D2SUP)] = "D2",
453 [ilog2(AC_PWRST_D3SUP)] = "D3",
454 [ilog2(AC_PWRST_D3COLDSUP)] = "D3cold",
455 [ilog2(AC_PWRST_S3D3COLDSUP)] = "S3D3cold",
456 [ilog2(AC_PWRST_CLKSTOP)] = "CLKSTOP",
457 [ilog2(AC_PWRST_EPSS)] = "EPSS",
458 };
459
460 int sup = snd_hda_param_read(codec, nid, AC_PAR_POWER_STATE);
461 int pwr = snd_hda_codec_read(codec, nid, 0,
462 AC_VERB_GET_POWER_STATE, 0);
463 if (sup != -1)
464 snd_iprintf(buffer, " Power states: %s\n",
465 bits_names(sup, names, ARRAY_SIZE(names)));
466
467 snd_iprintf(buffer, " Power: setting=%s, actual=%s",
468 get_pwr_state(pwr & AC_PWRST_SETTING),
469 get_pwr_state((pwr & AC_PWRST_ACTUAL) >>
470 AC_PWRST_ACTUAL_SHIFT));
471 if (pwr & AC_PWRST_ERROR)
472 snd_iprintf(buffer, ", Error");
473 if (pwr & AC_PWRST_CLK_STOP_OK)
474 snd_iprintf(buffer, ", Clock-stop-OK");
475 if (pwr & AC_PWRST_SETTING_RESET)
476 snd_iprintf(buffer, ", Setting-reset");
477 snd_iprintf(buffer, "\n");
478 }
479
480 static void print_unsol_cap(struct snd_info_buffer *buffer,
481 struct hda_codec *codec, hda_nid_t nid)
482 {
483 int unsol = snd_hda_codec_read(codec, nid, 0,
484 AC_VERB_GET_UNSOLICITED_RESPONSE, 0);
485 snd_iprintf(buffer,
486 " Unsolicited: tag=%02x, enabled=%d\n",
487 unsol & AC_UNSOL_TAG,
488 (unsol & AC_UNSOL_ENABLED) ? 1 : 0);
489 }
490
491 static void print_proc_caps(struct snd_info_buffer *buffer,
492 struct hda_codec *codec, hda_nid_t nid)
493 {
494 unsigned int proc_caps = snd_hda_param_read(codec, nid,
495 AC_PAR_PROC_CAP);
496 snd_iprintf(buffer, " Processing caps: benign=%d, ncoeff=%d\n",
497 proc_caps & AC_PCAP_BENIGN,
498 (proc_caps & AC_PCAP_NUM_COEF) >> AC_PCAP_NUM_COEF_SHIFT);
499 }
500
501 static void print_conn_list(struct snd_info_buffer *buffer,
502 struct hda_codec *codec, hda_nid_t nid,
503 unsigned int wid_type, hda_nid_t *conn,
504 int conn_len)
505 {
506 int c, curr = -1;
507
508 if (conn_len > 1 &&
509 wid_type != AC_WID_AUD_MIX &&
510 wid_type != AC_WID_VOL_KNB &&
511 wid_type != AC_WID_POWER)
512 curr = snd_hda_codec_read(codec, nid, 0,
513 AC_VERB_GET_CONNECT_SEL, 0);
514 snd_iprintf(buffer, " Connection: %d\n", conn_len);
515 if (conn_len > 0) {
516 snd_iprintf(buffer, " ");
517 for (c = 0; c < conn_len; c++) {
518 snd_iprintf(buffer, " 0x%02x", conn[c]);
519 if (c == curr)
520 snd_iprintf(buffer, "*");
521 }
522 snd_iprintf(buffer, "\n");
523 }
524 }
525
526 static void print_gpio(struct snd_info_buffer *buffer,
527 struct hda_codec *codec, hda_nid_t nid)
528 {
529 unsigned int gpio =
530 snd_hda_param_read(codec, codec->afg, AC_PAR_GPIO_CAP);
531 unsigned int enable, direction, wake, unsol, sticky, data;
532 int i, max;
533 snd_iprintf(buffer, "GPIO: io=%d, o=%d, i=%d, "
534 "unsolicited=%d, wake=%d\n",
535 gpio & AC_GPIO_IO_COUNT,
536 (gpio & AC_GPIO_O_COUNT) >> AC_GPIO_O_COUNT_SHIFT,
537 (gpio & AC_GPIO_I_COUNT) >> AC_GPIO_I_COUNT_SHIFT,
538 (gpio & AC_GPIO_UNSOLICITED) ? 1 : 0,
539 (gpio & AC_GPIO_WAKE) ? 1 : 0);
540 max = gpio & AC_GPIO_IO_COUNT;
541 if (!max || max > 8)
542 return;
543 enable = snd_hda_codec_read(codec, nid, 0,
544 AC_VERB_GET_GPIO_MASK, 0);
545 direction = snd_hda_codec_read(codec, nid, 0,
546 AC_VERB_GET_GPIO_DIRECTION, 0);
547 wake = snd_hda_codec_read(codec, nid, 0,
548 AC_VERB_GET_GPIO_WAKE_MASK, 0);
549 unsol = snd_hda_codec_read(codec, nid, 0,
550 AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK, 0);
551 sticky = snd_hda_codec_read(codec, nid, 0,
552 AC_VERB_GET_GPIO_STICKY_MASK, 0);
553 data = snd_hda_codec_read(codec, nid, 0,
554 AC_VERB_GET_GPIO_DATA, 0);
555 for (i = 0; i < max; ++i)
556 snd_iprintf(buffer,
557 " IO[%d]: enable=%d, dir=%d, wake=%d, "
558 "sticky=%d, data=%d, unsol=%d\n", i,
559 (enable & (1<<i)) ? 1 : 0,
560 (direction & (1<<i)) ? 1 : 0,
561 (wake & (1<<i)) ? 1 : 0,
562 (sticky & (1<<i)) ? 1 : 0,
563 (data & (1<<i)) ? 1 : 0,
564 (unsol & (1<<i)) ? 1 : 0);
565 /* FIXME: add GPO and GPI pin information */
566 print_nid_array(buffer, codec, nid, &codec->mixers);
567 print_nid_array(buffer, codec, nid, &codec->nids);
568 }
569
570 static void print_codec_info(struct snd_info_entry *entry,
571 struct snd_info_buffer *buffer)
572 {
573 struct hda_codec *codec = entry->private_data;
574 hda_nid_t nid;
575 int i, nodes;
576
577 snd_iprintf(buffer, "Codec: ");
578 if (codec->vendor_name && codec->chip_name)
579 snd_iprintf(buffer, "%s %s\n",
580 codec->vendor_name, codec->chip_name);
581 else
582 snd_iprintf(buffer, "Not Set\n");
583 snd_iprintf(buffer, "Address: %d\n", codec->addr);
584 if (codec->afg)
585 snd_iprintf(buffer, "AFG Function Id: 0x%x (unsol %u)\n",
586 codec->afg_function_id, codec->afg_unsol);
587 if (codec->mfg)
588 snd_iprintf(buffer, "MFG Function Id: 0x%x (unsol %u)\n",
589 codec->mfg_function_id, codec->mfg_unsol);
590 snd_iprintf(buffer, "Vendor Id: 0x%08x\n", codec->vendor_id);
591 snd_iprintf(buffer, "Subsystem Id: 0x%08x\n", codec->subsystem_id);
592 snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id);
593
594 if (codec->mfg)
595 snd_iprintf(buffer, "Modem Function Group: 0x%x\n", codec->mfg);
596 else
597 snd_iprintf(buffer, "No Modem Function Group found\n");
598
599 if (! codec->afg)
600 return;
601 snd_hda_power_up(codec);
602 snd_iprintf(buffer, "Default PCM:\n");
603 print_pcm_caps(buffer, codec, codec->afg);
604 snd_iprintf(buffer, "Default Amp-In caps: ");
605 print_amp_caps(buffer, codec, codec->afg, HDA_INPUT);
606 snd_iprintf(buffer, "Default Amp-Out caps: ");
607 print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT);
608 snd_iprintf(buffer, "State of AFG node 0x%02x:\n", codec->afg);
609 print_power_state(buffer, codec, codec->afg);
610
611 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
612 if (! nid || nodes < 0) {
613 snd_iprintf(buffer, "Invalid AFG subtree\n");
614 snd_hda_power_down(codec);
615 return;
616 }
617
618 print_gpio(buffer, codec, codec->afg);
619 if (codec->proc_widget_hook)
620 codec->proc_widget_hook(buffer, codec, codec->afg);
621
622 for (i = 0; i < nodes; i++, nid++) {
623 unsigned int wid_caps =
624 snd_hda_param_read(codec, nid,
625 AC_PAR_AUDIO_WIDGET_CAP);
626 unsigned int wid_type = get_wcaps_type(wid_caps);
627 hda_nid_t *conn = NULL;
628 int conn_len = 0;
629
630 snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid,
631 get_wid_type_name(wid_type), wid_caps);
632 if (wid_caps & AC_WCAP_STEREO) {
633 unsigned int chans = get_wcaps_channels(wid_caps);
634 if (chans == 2)
635 snd_iprintf(buffer, " Stereo");
636 else
637 snd_iprintf(buffer, " %d-Channels", chans);
638 } else
639 snd_iprintf(buffer, " Mono");
640 if (wid_caps & AC_WCAP_DIGITAL)
641 snd_iprintf(buffer, " Digital");
642 if (wid_caps & AC_WCAP_IN_AMP)
643 snd_iprintf(buffer, " Amp-In");
644 if (wid_caps & AC_WCAP_OUT_AMP)
645 snd_iprintf(buffer, " Amp-Out");
646 if (wid_caps & AC_WCAP_STRIPE)
647 snd_iprintf(buffer, " Stripe");
648 if (wid_caps & AC_WCAP_LR_SWAP)
649 snd_iprintf(buffer, " R/L");
650 if (wid_caps & AC_WCAP_CP_CAPS)
651 snd_iprintf(buffer, " CP");
652 snd_iprintf(buffer, "\n");
653
654 print_nid_array(buffer, codec, nid, &codec->mixers);
655 print_nid_array(buffer, codec, nid, &codec->nids);
656 print_nid_pcms(buffer, codec, nid);
657
658 /* volume knob is a special widget that always have connection
659 * list
660 */
661 if (wid_type == AC_WID_VOL_KNB)
662 wid_caps |= AC_WCAP_CONN_LIST;
663
664 if (wid_caps & AC_WCAP_CONN_LIST) {
665 conn_len = snd_hda_get_num_raw_conns(codec, nid);
666 if (conn_len > 0) {
667 conn = kmalloc(sizeof(hda_nid_t) * conn_len,
668 GFP_KERNEL);
669 if (!conn)
670 return;
671 if (snd_hda_get_raw_connections(codec, nid, conn,
672 conn_len) < 0)
673 conn_len = 0;
674 }
675 }
676
677 if (wid_caps & AC_WCAP_IN_AMP) {
678 snd_iprintf(buffer, " Amp-In caps: ");
679 print_amp_caps(buffer, codec, nid, HDA_INPUT);
680 snd_iprintf(buffer, " Amp-In vals: ");
681 if (wid_type == AC_WID_PIN ||
682 (codec->single_adc_amp &&
683 wid_type == AC_WID_AUD_IN))
684 print_amp_vals(buffer, codec, nid, HDA_INPUT,
685 wid_caps & AC_WCAP_STEREO,
686 1);
687 else
688 print_amp_vals(buffer, codec, nid, HDA_INPUT,
689 wid_caps & AC_WCAP_STEREO,
690 conn_len);
691 }
692 if (wid_caps & AC_WCAP_OUT_AMP) {
693 snd_iprintf(buffer, " Amp-Out caps: ");
694 print_amp_caps(buffer, codec, nid, HDA_OUTPUT);
695 snd_iprintf(buffer, " Amp-Out vals: ");
696 if (wid_type == AC_WID_PIN &&
697 codec->pin_amp_workaround)
698 print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
699 wid_caps & AC_WCAP_STEREO,
700 conn_len);
701 else
702 print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
703 wid_caps & AC_WCAP_STEREO, 1);
704 }
705
706 switch (wid_type) {
707 case AC_WID_PIN: {
708 int supports_vref;
709 print_pin_caps(buffer, codec, nid, &supports_vref);
710 print_pin_ctls(buffer, codec, nid, supports_vref);
711 break;
712 }
713 case AC_WID_VOL_KNB:
714 print_vol_knob(buffer, codec, nid);
715 break;
716 case AC_WID_AUD_OUT:
717 case AC_WID_AUD_IN:
718 print_audio_io(buffer, codec, nid, wid_type);
719 if (wid_caps & AC_WCAP_DIGITAL)
720 print_digital_conv(buffer, codec, nid);
721 if (wid_caps & AC_WCAP_FORMAT_OVRD) {
722 snd_iprintf(buffer, " PCM:\n");
723 print_pcm_caps(buffer, codec, nid);
724 }
725 break;
726 }
727
728 if (wid_caps & AC_WCAP_UNSOL_CAP)
729 print_unsol_cap(buffer, codec, nid);
730
731 if (wid_caps & AC_WCAP_POWER)
732 print_power_state(buffer, codec, nid);
733
734 if (wid_caps & AC_WCAP_DELAY)
735 snd_iprintf(buffer, " Delay: %d samples\n",
736 (wid_caps & AC_WCAP_DELAY) >>
737 AC_WCAP_DELAY_SHIFT);
738
739 if (wid_caps & AC_WCAP_CONN_LIST)
740 print_conn_list(buffer, codec, nid, wid_type,
741 conn, conn_len);
742
743 if (wid_caps & AC_WCAP_PROC_WID)
744 print_proc_caps(buffer, codec, nid);
745
746 if (codec->proc_widget_hook)
747 codec->proc_widget_hook(buffer, codec, nid);
748
749 kfree(conn);
750 }
751 snd_hda_power_down(codec);
752 }
753
754 /*
755 * create a proc read
756 */
757 int snd_hda_codec_proc_new(struct hda_codec *codec)
758 {
759 char name[32];
760 struct snd_info_entry *entry;
761 int err;
762
763 snprintf(name, sizeof(name), "codec#%d", codec->addr);
764 err = snd_card_proc_new(codec->bus->card, name, &entry);
765 if (err < 0)
766 return err;
767
768 snd_info_set_text_ops(entry, codec, print_codec_info);
769 return 0;
770 }
771
kernel source for telekom puls (alcatel/mediatek)