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Merge tag 'locks-v3.16-2' of git://git.samba.org/jlayton/linux
[linux/fpc-iii.git] / sound / pci / hda / hda_proc.c
blobce5a6da834199bd2acd7e6ee18fd123b4f078820
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 <linux/module.h>
28 #include "hda_codec.h"
29 #include "hda_local.h"
30
31 static int dump_coef = -1;
32 module_param(dump_coef, int, 0644);
33 MODULE_PARM_DESC(dump_coef, "Dump processing coefficients in codec proc file (-1=auto, 0=disable, 1=enable)");
34
35 static char *bits_names(unsigned int bits, char *names[], int size)
36 {
37 int i, n;
38 static char buf[128];
39
40 for (i = 0, n = 0; i < size; i++) {
41 if (bits & (1U<<i) && names[i])
42 n += snprintf(buf + n, sizeof(buf) - n, " %s",
43 names[i]);
44 }
45 buf[n] = '\0';
46
47 return buf;
48 }
49
50 static const char *get_wid_type_name(unsigned int wid_value)
51 {
52 static char *names[16] = {
53 [AC_WID_AUD_OUT] = "Audio Output",
54 [AC_WID_AUD_IN] = "Audio Input",
55 [AC_WID_AUD_MIX] = "Audio Mixer",
56 [AC_WID_AUD_SEL] = "Audio Selector",
57 [AC_WID_PIN] = "Pin Complex",
58 [AC_WID_POWER] = "Power Widget",
59 [AC_WID_VOL_KNB] = "Volume Knob Widget",
60 [AC_WID_BEEP] = "Beep Generator Widget",
61 [AC_WID_VENDOR] = "Vendor Defined Widget",
62 };
63 if (wid_value == -1)
64 return "UNKNOWN Widget";
65 wid_value &= 0xf;
66 if (names[wid_value])
67 return names[wid_value];
68 else
69 return "UNKNOWN Widget";
70 }
71
72 static void print_nid_array(struct snd_info_buffer *buffer,
73 struct hda_codec *codec, hda_nid_t nid,
74 struct snd_array *array)
75 {
76 int i;
77 struct hda_nid_item *items = array->list, *item;
78 struct snd_kcontrol *kctl;
79 for (i = 0; i < array->used; i++) {
80 item = &items[i];
81 if (item->nid == nid) {
82 kctl = item->kctl;
83 snd_iprintf(buffer,
84 " Control: name=\"%s\", index=%i, device=%i\n",
85 kctl->id.name, kctl->id.index + item->index,
86 kctl->id.device);
87 if (item->flags & HDA_NID_ITEM_AMP)
88 snd_iprintf(buffer,
89 " ControlAmp: chs=%lu, dir=%s, "
90 "idx=%lu, ofs=%lu\n",
91 get_amp_channels(kctl),
92 get_amp_direction(kctl) ? "Out" : "In",
93 get_amp_index(kctl),
94 get_amp_offset(kctl));
95 }
96 }
97 }
98
99 static void print_nid_pcms(struct snd_info_buffer *buffer,
100 struct hda_codec *codec, hda_nid_t nid)
101 {
102 int pcm, type;
103 struct hda_pcm *cpcm;
104 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
105 cpcm = &codec->pcm_info[pcm];
106 for (type = 0; type < 2; type++) {
107 if (cpcm->stream[type].nid != nid || cpcm->pcm == NULL)
108 continue;
109 snd_iprintf(buffer, " Device: name=\"%s\", "
110 "type=\"%s\", device=%i\n",
111 cpcm->name,
112 snd_hda_pcm_type_name[cpcm->pcm_type],
113 cpcm->pcm->device);
114 }
115 }
116 }
117
118 static void print_amp_caps(struct snd_info_buffer *buffer,
119 struct hda_codec *codec, hda_nid_t nid, int dir)
120 {
121 unsigned int caps;
122 caps = snd_hda_param_read(codec, nid,
123 dir == HDA_OUTPUT ?
124 AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP);
125 if (caps == -1 || caps == 0) {
126 snd_iprintf(buffer, "N/A\n");
127 return;
128 }
129 snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, "
130 "mute=%x\n",
131 caps & AC_AMPCAP_OFFSET,
132 (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT,
133 (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT,
134 (caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT);
135 }
136
137 static void print_amp_vals(struct snd_info_buffer *buffer,
138 struct hda_codec *codec, hda_nid_t nid,
139 int dir, int stereo, int indices)
140 {
141 unsigned int val;
142 int i;
143
144 dir = dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
145 for (i = 0; i < indices; i++) {
146 snd_iprintf(buffer, " [");
147 val = snd_hda_codec_read(codec, nid, 0,
148 AC_VERB_GET_AMP_GAIN_MUTE,
149 AC_AMP_GET_LEFT | dir | i);
150 snd_iprintf(buffer, "0x%02x", val);
151 if (stereo) {
152 val = snd_hda_codec_read(codec, nid, 0,
153 AC_VERB_GET_AMP_GAIN_MUTE,
154 AC_AMP_GET_RIGHT | dir | i);
155 snd_iprintf(buffer, " 0x%02x", val);
156 }
157 snd_iprintf(buffer, "]");
158 }
159 snd_iprintf(buffer, "\n");
160 }
161
162 static void print_pcm_rates(struct snd_info_buffer *buffer, unsigned int pcm)
163 {
164 static unsigned int rates[] = {
165 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
166 96000, 176400, 192000, 384000
167 };
168 int i;
169
170 pcm &= AC_SUPPCM_RATES;
171 snd_iprintf(buffer, " rates [0x%x]:", pcm);
172 for (i = 0; i < ARRAY_SIZE(rates); i++)
173 if (pcm & (1 << i))
174 snd_iprintf(buffer, " %d", rates[i]);
175 snd_iprintf(buffer, "\n");
176 }
177
178 static void print_pcm_bits(struct snd_info_buffer *buffer, unsigned int pcm)
179 {
180 char buf[SND_PRINT_BITS_ADVISED_BUFSIZE];
181
182 snd_iprintf(buffer, " bits [0x%x]:", (pcm >> 16) & 0xff);
183 snd_print_pcm_bits(pcm, buf, sizeof(buf));
184 snd_iprintf(buffer, "%s\n", buf);
185 }
186
187 static void print_pcm_formats(struct snd_info_buffer *buffer,
188 unsigned int streams)
189 {
190 snd_iprintf(buffer, " formats [0x%x]:", streams & 0xf);
191 if (streams & AC_SUPFMT_PCM)
192 snd_iprintf(buffer, " PCM");
193 if (streams & AC_SUPFMT_FLOAT32)
194 snd_iprintf(buffer, " FLOAT");
195 if (streams & AC_SUPFMT_AC3)
196 snd_iprintf(buffer, " AC3");
197 snd_iprintf(buffer, "\n");
198 }
199
200 static void print_pcm_caps(struct snd_info_buffer *buffer,
201 struct hda_codec *codec, hda_nid_t nid)
202 {
203 unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM);
204 unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
205 if (pcm == -1 || stream == -1) {
206 snd_iprintf(buffer, "N/A\n");
207 return;
208 }
209 print_pcm_rates(buffer, pcm);
210 print_pcm_bits(buffer, pcm);
211 print_pcm_formats(buffer, stream);
212 }
213
214 static const char *get_jack_connection(u32 cfg)
215 {
216 static char *names[16] = {
217 "Unknown", "1/8", "1/4", "ATAPI",
218 "RCA", "Optical","Digital", "Analog",
219 "DIN", "XLR", "RJ11", "Comb",
220 NULL, NULL, NULL, "Other"
221 };
222 cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT;
223 if (names[cfg])
224 return names[cfg];
225 else
226 return "UNKNOWN";
227 }
228
229 static const char *get_jack_color(u32 cfg)
230 {
231 static char *names[16] = {
232 "Unknown", "Black", "Grey", "Blue",
233 "Green", "Red", "Orange", "Yellow",
234 "Purple", "Pink", NULL, NULL,
235 NULL, NULL, "White", "Other",
236 };
237 cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT;
238 if (names[cfg])
239 return names[cfg];
240 else
241 return "UNKNOWN";
242 }
243
244 static void print_pin_caps(struct snd_info_buffer *buffer,
245 struct hda_codec *codec, hda_nid_t nid,
246 int *supports_vref)
247 {
248 static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" };
249 unsigned int caps, val;
250
251 caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
252 snd_iprintf(buffer, " Pincap 0x%08x:", caps);
253 if (caps & AC_PINCAP_IN)
254 snd_iprintf(buffer, " IN");
255 if (caps & AC_PINCAP_OUT)
256 snd_iprintf(buffer, " OUT");
257 if (caps & AC_PINCAP_HP_DRV)
258 snd_iprintf(buffer, " HP");
259 if (caps & AC_PINCAP_EAPD)
260 snd_iprintf(buffer, " EAPD");
261 if (caps & AC_PINCAP_PRES_DETECT)
262 snd_iprintf(buffer, " Detect");
263 if (caps & AC_PINCAP_BALANCE)
264 snd_iprintf(buffer, " Balanced");
265 if (caps & AC_PINCAP_HDMI) {
266 /* Realtek uses this bit as a different meaning */
267 if ((codec->vendor_id >> 16) == 0x10ec)
268 snd_iprintf(buffer, " R/L");
269 else {
270 if (caps & AC_PINCAP_HBR)
271 snd_iprintf(buffer, " HBR");
272 snd_iprintf(buffer, " HDMI");
273 }
274 }
275 if (caps & AC_PINCAP_DP)
276 snd_iprintf(buffer, " DP");
277 if (caps & AC_PINCAP_TRIG_REQ)
278 snd_iprintf(buffer, " Trigger");
279 if (caps & AC_PINCAP_IMP_SENSE)
280 snd_iprintf(buffer, " ImpSense");
281 snd_iprintf(buffer, "\n");
282 if (caps & AC_PINCAP_VREF) {
283 unsigned int vref =
284 (caps & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
285 snd_iprintf(buffer, " Vref caps:");
286 if (vref & AC_PINCAP_VREF_HIZ)
287 snd_iprintf(buffer, " HIZ");
288 if (vref & AC_PINCAP_VREF_50)
289 snd_iprintf(buffer, " 50");
290 if (vref & AC_PINCAP_VREF_GRD)
291 snd_iprintf(buffer, " GRD");
292 if (vref & AC_PINCAP_VREF_80)
293 snd_iprintf(buffer, " 80");
294 if (vref & AC_PINCAP_VREF_100)
295 snd_iprintf(buffer, " 100");
296 snd_iprintf(buffer, "\n");
297 *supports_vref = 1;
298 } else
299 *supports_vref = 0;
300 if (caps & AC_PINCAP_EAPD) {
301 val = snd_hda_codec_read(codec, nid, 0,
302 AC_VERB_GET_EAPD_BTLENABLE, 0);
303 snd_iprintf(buffer, " EAPD 0x%x:", val);
304 if (val & AC_EAPDBTL_BALANCED)
305 snd_iprintf(buffer, " BALANCED");
306 if (val & AC_EAPDBTL_EAPD)
307 snd_iprintf(buffer, " EAPD");
308 if (val & AC_EAPDBTL_LR_SWAP)
309 snd_iprintf(buffer, " R/L");
310 snd_iprintf(buffer, "\n");
311 }
312 caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
313 snd_iprintf(buffer, " Pin Default 0x%08x: [%s] %s at %s %s\n", caps,
314 jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT],
315 snd_hda_get_jack_type(caps),
316 snd_hda_get_jack_connectivity(caps),
317 snd_hda_get_jack_location(caps));
318 snd_iprintf(buffer, " Conn = %s, Color = %s\n",
319 get_jack_connection(caps),
320 get_jack_color(caps));
321 /* Default association and sequence values refer to default grouping
322 * of pin complexes and their sequence within the group. This is used
323 * for priority and resource allocation.
324 */
325 snd_iprintf(buffer, " DefAssociation = 0x%x, Sequence = 0x%x\n",
326 (caps & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT,
327 caps & AC_DEFCFG_SEQUENCE);
328 if (((caps & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT) &
329 AC_DEFCFG_MISC_NO_PRESENCE) {
330 /* Miscellaneous bit indicates external hardware does not
331 * support presence detection even if the pin complex
332 * indicates it is supported.
333 */
334 snd_iprintf(buffer, " Misc = NO_PRESENCE\n");
335 }
336 }
337
338 static void print_pin_ctls(struct snd_info_buffer *buffer,
339 struct hda_codec *codec, hda_nid_t nid,
340 int supports_vref)
341 {
342 unsigned int pinctls;
343
344 pinctls = snd_hda_codec_read(codec, nid, 0,
345 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
346 snd_iprintf(buffer, " Pin-ctls: 0x%02x:", pinctls);
347 if (pinctls & AC_PINCTL_IN_EN)
348 snd_iprintf(buffer, " IN");
349 if (pinctls & AC_PINCTL_OUT_EN)
350 snd_iprintf(buffer, " OUT");
351 if (pinctls & AC_PINCTL_HP_EN)
352 snd_iprintf(buffer, " HP");
353 if (supports_vref) {
354 int vref = pinctls & AC_PINCTL_VREFEN;
355 switch (vref) {
356 case AC_PINCTL_VREF_HIZ:
357 snd_iprintf(buffer, " VREF_HIZ");
358 break;
359 case AC_PINCTL_VREF_50:
360 snd_iprintf(buffer, " VREF_50");
361 break;
362 case AC_PINCTL_VREF_GRD:
363 snd_iprintf(buffer, " VREF_GRD");
364 break;
365 case AC_PINCTL_VREF_80:
366 snd_iprintf(buffer, " VREF_80");
367 break;
368 case AC_PINCTL_VREF_100:
369 snd_iprintf(buffer, " VREF_100");
370 break;
371 }
372 }
373 snd_iprintf(buffer, "\n");
374 }
375
376 static void print_vol_knob(struct snd_info_buffer *buffer,
377 struct hda_codec *codec, hda_nid_t nid)
378 {
379 unsigned int cap = snd_hda_param_read(codec, nid,
380 AC_PAR_VOL_KNB_CAP);
381 snd_iprintf(buffer, " Volume-Knob: delta=%d, steps=%d, ",
382 (cap >> 7) & 1, cap & 0x7f);
383 cap = snd_hda_codec_read(codec, nid, 0,
384 AC_VERB_GET_VOLUME_KNOB_CONTROL, 0);
385 snd_iprintf(buffer, "direct=%d, val=%d\n",
386 (cap >> 7) & 1, cap & 0x7f);
387 }
388
389 static void print_audio_io(struct snd_info_buffer *buffer,
390 struct hda_codec *codec, hda_nid_t nid,
391 unsigned int wid_type)
392 {
393 int conv = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
394 snd_iprintf(buffer,
395 " Converter: stream=%d, channel=%d\n",
396 (conv & AC_CONV_STREAM) >> AC_CONV_STREAM_SHIFT,
397 conv & AC_CONV_CHANNEL);
398
399 if (wid_type == AC_WID_AUD_IN && (conv & AC_CONV_CHANNEL) == 0) {
400 int sdi = snd_hda_codec_read(codec, nid, 0,
401 AC_VERB_GET_SDI_SELECT, 0);
402 snd_iprintf(buffer, " SDI-Select: %d\n",
403 sdi & AC_SDI_SELECT);
404 }
405 }
406
407 static void print_digital_conv(struct snd_info_buffer *buffer,
408 struct hda_codec *codec, hda_nid_t nid)
409 {
410 unsigned int digi1 = snd_hda_codec_read(codec, nid, 0,
411 AC_VERB_GET_DIGI_CONVERT_1, 0);
412 unsigned char digi2 = digi1 >> 8;
413 unsigned char digi3 = digi1 >> 16;
414
415 snd_iprintf(buffer, " Digital:");
416 if (digi1 & AC_DIG1_ENABLE)
417 snd_iprintf(buffer, " Enabled");
418 if (digi1 & AC_DIG1_V)
419 snd_iprintf(buffer, " Validity");
420 if (digi1 & AC_DIG1_VCFG)
421 snd_iprintf(buffer, " ValidityCfg");
422 if (digi1 & AC_DIG1_EMPHASIS)
423 snd_iprintf(buffer, " Preemphasis");
424 if (digi1 & AC_DIG1_COPYRIGHT)
425 snd_iprintf(buffer, " Non-Copyright");
426 if (digi1 & AC_DIG1_NONAUDIO)
427 snd_iprintf(buffer, " Non-Audio");
428 if (digi1 & AC_DIG1_PROFESSIONAL)
429 snd_iprintf(buffer, " Pro");
430 if (digi1 & AC_DIG1_LEVEL)
431 snd_iprintf(buffer, " GenLevel");
432 if (digi3 & AC_DIG3_KAE)
433 snd_iprintf(buffer, " KAE");
434 snd_iprintf(buffer, "\n");
435 snd_iprintf(buffer, " Digital category: 0x%x\n",
436 digi2 & AC_DIG2_CC);
437 snd_iprintf(buffer, " IEC Coding Type: 0x%x\n",
438 digi3 & AC_DIG3_ICT);
439 }
440
441 static const char *get_pwr_state(u32 state)
442 {
443 static const char * const buf[] = {
444 "D0", "D1", "D2", "D3", "D3cold"
445 };
446 if (state < ARRAY_SIZE(buf))
447 return buf[state];
448 return "UNKNOWN";
449 }
450
451 static void print_power_state(struct snd_info_buffer *buffer,
452 struct hda_codec *codec, hda_nid_t nid)
453 {
454 static char *names[] = {
455 [ilog2(AC_PWRST_D0SUP)] = "D0",
456 [ilog2(AC_PWRST_D1SUP)] = "D1",
457 [ilog2(AC_PWRST_D2SUP)] = "D2",
458 [ilog2(AC_PWRST_D3SUP)] = "D3",
459 [ilog2(AC_PWRST_D3COLDSUP)] = "D3cold",
460 [ilog2(AC_PWRST_S3D3COLDSUP)] = "S3D3cold",
461 [ilog2(AC_PWRST_CLKSTOP)] = "CLKSTOP",
462 [ilog2(AC_PWRST_EPSS)] = "EPSS",
463 };
464
465 int sup = snd_hda_param_read(codec, nid, AC_PAR_POWER_STATE);
466 int pwr = snd_hda_codec_read(codec, nid, 0,
467 AC_VERB_GET_POWER_STATE, 0);
468 if (sup != -1)
469 snd_iprintf(buffer, " Power states: %s\n",
470 bits_names(sup, names, ARRAY_SIZE(names)));
471
472 snd_iprintf(buffer, " Power: setting=%s, actual=%s",
473 get_pwr_state(pwr & AC_PWRST_SETTING),
474 get_pwr_state((pwr & AC_PWRST_ACTUAL) >>
475 AC_PWRST_ACTUAL_SHIFT));
476 if (pwr & AC_PWRST_ERROR)
477 snd_iprintf(buffer, ", Error");
478 if (pwr & AC_PWRST_CLK_STOP_OK)
479 snd_iprintf(buffer, ", Clock-stop-OK");
480 if (pwr & AC_PWRST_SETTING_RESET)
481 snd_iprintf(buffer, ", Setting-reset");
482 snd_iprintf(buffer, "\n");
483 }
484
485 static void print_unsol_cap(struct snd_info_buffer *buffer,
486 struct hda_codec *codec, hda_nid_t nid)
487 {
488 int unsol = snd_hda_codec_read(codec, nid, 0,
489 AC_VERB_GET_UNSOLICITED_RESPONSE, 0);
490 snd_iprintf(buffer,
491 " Unsolicited: tag=%02x, enabled=%d\n",
492 unsol & AC_UNSOL_TAG,
493 (unsol & AC_UNSOL_ENABLED) ? 1 : 0);
494 }
495
496 static inline bool can_dump_coef(struct hda_codec *codec)
497 {
498 switch (dump_coef) {
499 case 0: return false;
500 case 1: return true;
501 default: return codec->dump_coef;
502 }
503 }
504
505 static void print_proc_caps(struct snd_info_buffer *buffer,
506 struct hda_codec *codec, hda_nid_t nid)
507 {
508 unsigned int i, ncoeff, oldindex;
509 unsigned int proc_caps = snd_hda_param_read(codec, nid,
510 AC_PAR_PROC_CAP);
511 ncoeff = (proc_caps & AC_PCAP_NUM_COEF) >> AC_PCAP_NUM_COEF_SHIFT;
512 snd_iprintf(buffer, " Processing caps: benign=%d, ncoeff=%d\n",
513 proc_caps & AC_PCAP_BENIGN, ncoeff);
514
515 if (!can_dump_coef(codec))
516 return;
517
518 /* Note: This is racy - another process could run in parallel and change
519 the coef index too. */
520 oldindex = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_COEF_INDEX, 0);
521 for (i = 0; i < ncoeff; i++) {
522 unsigned int val;
523 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_COEF_INDEX, i);
524 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PROC_COEF,
525 0);
526 snd_iprintf(buffer, " Coeff 0x%02x: 0x%04x\n", i, val);
527 }
528 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_COEF_INDEX, oldindex);
529 }
530
531 static void print_conn_list(struct snd_info_buffer *buffer,
532 struct hda_codec *codec, hda_nid_t nid,
533 unsigned int wid_type, hda_nid_t *conn,
534 int conn_len)
535 {
536 int c, curr = -1;
537 const hda_nid_t *list;
538 int cache_len;
539
540 if (conn_len > 1 &&
541 wid_type != AC_WID_AUD_MIX &&
542 wid_type != AC_WID_VOL_KNB &&
543 wid_type != AC_WID_POWER)
544 curr = snd_hda_codec_read(codec, nid, 0,
545 AC_VERB_GET_CONNECT_SEL, 0);
546 snd_iprintf(buffer, " Connection: %d\n", conn_len);
547 if (conn_len > 0) {
548 snd_iprintf(buffer, " ");
549 for (c = 0; c < conn_len; c++) {
550 snd_iprintf(buffer, " 0x%02x", conn[c]);
551 if (c == curr)
552 snd_iprintf(buffer, "*");
553 }
554 snd_iprintf(buffer, "\n");
555 }
556
557 /* Get Cache connections info */
558 cache_len = snd_hda_get_conn_list(codec, nid, &list);
559 if (cache_len != conn_len
560 || memcmp(list, conn, conn_len)) {
561 snd_iprintf(buffer, " In-driver Connection: %d\n", cache_len);
562 if (cache_len > 0) {
563 snd_iprintf(buffer, " ");
564 for (c = 0; c < cache_len; c++)
565 snd_iprintf(buffer, " 0x%02x", list[c]);
566 snd_iprintf(buffer, "\n");
567 }
568 }
569 }
570
571 static void print_gpio(struct snd_info_buffer *buffer,
572 struct hda_codec *codec, hda_nid_t nid)
573 {
574 unsigned int gpio =
575 snd_hda_param_read(codec, codec->afg, AC_PAR_GPIO_CAP);
576 unsigned int enable, direction, wake, unsol, sticky, data;
577 int i, max;
578 snd_iprintf(buffer, "GPIO: io=%d, o=%d, i=%d, "
579 "unsolicited=%d, wake=%d\n",
580 gpio & AC_GPIO_IO_COUNT,
581 (gpio & AC_GPIO_O_COUNT) >> AC_GPIO_O_COUNT_SHIFT,
582 (gpio & AC_GPIO_I_COUNT) >> AC_GPIO_I_COUNT_SHIFT,
583 (gpio & AC_GPIO_UNSOLICITED) ? 1 : 0,
584 (gpio & AC_GPIO_WAKE) ? 1 : 0);
585 max = gpio & AC_GPIO_IO_COUNT;
586 if (!max || max > 8)
587 return;
588 enable = snd_hda_codec_read(codec, nid, 0,
589 AC_VERB_GET_GPIO_MASK, 0);
590 direction = snd_hda_codec_read(codec, nid, 0,
591 AC_VERB_GET_GPIO_DIRECTION, 0);
592 wake = snd_hda_codec_read(codec, nid, 0,
593 AC_VERB_GET_GPIO_WAKE_MASK, 0);
594 unsol = snd_hda_codec_read(codec, nid, 0,
595 AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK, 0);
596 sticky = snd_hda_codec_read(codec, nid, 0,
597 AC_VERB_GET_GPIO_STICKY_MASK, 0);
598 data = snd_hda_codec_read(codec, nid, 0,
599 AC_VERB_GET_GPIO_DATA, 0);
600 for (i = 0; i < max; ++i)
601 snd_iprintf(buffer,
602 " IO[%d]: enable=%d, dir=%d, wake=%d, "
603 "sticky=%d, data=%d, unsol=%d\n", i,
604 (enable & (1<<i)) ? 1 : 0,
605 (direction & (1<<i)) ? 1 : 0,
606 (wake & (1<<i)) ? 1 : 0,
607 (sticky & (1<<i)) ? 1 : 0,
608 (data & (1<<i)) ? 1 : 0,
609 (unsol & (1<<i)) ? 1 : 0);
610 /* FIXME: add GPO and GPI pin information */
611 print_nid_array(buffer, codec, nid, &codec->mixers);
612 print_nid_array(buffer, codec, nid, &codec->nids);
613 }
614
615 static void print_device_list(struct snd_info_buffer *buffer,
616 struct hda_codec *codec, hda_nid_t nid)
617 {
618 int i, curr = -1;
619 u8 dev_list[AC_MAX_DEV_LIST_LEN];
620 int devlist_len;
621
622 devlist_len = snd_hda_get_devices(codec, nid, dev_list,
623 AC_MAX_DEV_LIST_LEN);
624 snd_iprintf(buffer, " Devices: %d\n", devlist_len);
625 if (devlist_len <= 0)
626 return;
627
628 curr = snd_hda_codec_read(codec, nid, 0,
629 AC_VERB_GET_DEVICE_SEL, 0);
630
631 for (i = 0; i < devlist_len; i++) {
632 if (i == curr)
633 snd_iprintf(buffer, " *");
634 else
635 snd_iprintf(buffer, " ");
636
637 snd_iprintf(buffer,
638 "Dev %02d: PD = %d, ELDV = %d, IA = %d\n", i,
639 !!(dev_list[i] & AC_DE_PD),
640 !!(dev_list[i] & AC_DE_ELDV),
641 !!(dev_list[i] & AC_DE_IA));
642 }
643 }
644
645 static void print_codec_info(struct snd_info_entry *entry,
646 struct snd_info_buffer *buffer)
647 {
648 struct hda_codec *codec = entry->private_data;
649 hda_nid_t nid;
650 int i, nodes;
651
652 snd_iprintf(buffer, "Codec: ");
653 if (codec->vendor_name && codec->chip_name)
654 snd_iprintf(buffer, "%s %s\n",
655 codec->vendor_name, codec->chip_name);
656 else
657 snd_iprintf(buffer, "Not Set\n");
658 snd_iprintf(buffer, "Address: %d\n", codec->addr);
659 if (codec->afg)
660 snd_iprintf(buffer, "AFG Function Id: 0x%x (unsol %u)\n",
661 codec->afg_function_id, codec->afg_unsol);
662 if (codec->mfg)
663 snd_iprintf(buffer, "MFG Function Id: 0x%x (unsol %u)\n",
664 codec->mfg_function_id, codec->mfg_unsol);
665 snd_iprintf(buffer, "Vendor Id: 0x%08x\n", codec->vendor_id);
666 snd_iprintf(buffer, "Subsystem Id: 0x%08x\n", codec->subsystem_id);
667 snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id);
668
669 if (codec->mfg)
670 snd_iprintf(buffer, "Modem Function Group: 0x%x\n", codec->mfg);
671 else
672 snd_iprintf(buffer, "No Modem Function Group found\n");
673
674 if (! codec->afg)
675 return;
676 snd_hda_power_up(codec);
677 snd_iprintf(buffer, "Default PCM:\n");
678 print_pcm_caps(buffer, codec, codec->afg);
679 snd_iprintf(buffer, "Default Amp-In caps: ");
680 print_amp_caps(buffer, codec, codec->afg, HDA_INPUT);
681 snd_iprintf(buffer, "Default Amp-Out caps: ");
682 print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT);
683 snd_iprintf(buffer, "State of AFG node 0x%02x:\n", codec->afg);
684 print_power_state(buffer, codec, codec->afg);
685
686 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
687 if (! nid || nodes < 0) {
688 snd_iprintf(buffer, "Invalid AFG subtree\n");
689 snd_hda_power_down(codec);
690 return;
691 }
692
693 print_gpio(buffer, codec, codec->afg);
694 if (codec->proc_widget_hook)
695 codec->proc_widget_hook(buffer, codec, codec->afg);
696
697 for (i = 0; i < nodes; i++, nid++) {
698 unsigned int wid_caps =
699 snd_hda_param_read(codec, nid,
700 AC_PAR_AUDIO_WIDGET_CAP);
701 unsigned int wid_type = get_wcaps_type(wid_caps);
702 hda_nid_t *conn = NULL;
703 int conn_len = 0;
704
705 snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid,
706 get_wid_type_name(wid_type), wid_caps);
707 if (wid_caps & AC_WCAP_STEREO) {
708 unsigned int chans = get_wcaps_channels(wid_caps);
709 if (chans == 2)
710 snd_iprintf(buffer, " Stereo");
711 else
712 snd_iprintf(buffer, " %d-Channels", chans);
713 } else
714 snd_iprintf(buffer, " Mono");
715 if (wid_caps & AC_WCAP_DIGITAL)
716 snd_iprintf(buffer, " Digital");
717 if (wid_caps & AC_WCAP_IN_AMP)
718 snd_iprintf(buffer, " Amp-In");
719 if (wid_caps & AC_WCAP_OUT_AMP)
720 snd_iprintf(buffer, " Amp-Out");
721 if (wid_caps & AC_WCAP_STRIPE)
722 snd_iprintf(buffer, " Stripe");
723 if (wid_caps & AC_WCAP_LR_SWAP)
724 snd_iprintf(buffer, " R/L");
725 if (wid_caps & AC_WCAP_CP_CAPS)
726 snd_iprintf(buffer, " CP");
727 snd_iprintf(buffer, "\n");
728
729 print_nid_array(buffer, codec, nid, &codec->mixers);
730 print_nid_array(buffer, codec, nid, &codec->nids);
731 print_nid_pcms(buffer, codec, nid);
732
733 /* volume knob is a special widget that always have connection
734 * list
735 */
736 if (wid_type == AC_WID_VOL_KNB)
737 wid_caps |= AC_WCAP_CONN_LIST;
738
739 if (wid_caps & AC_WCAP_CONN_LIST) {
740 conn_len = snd_hda_get_num_raw_conns(codec, nid);
741 if (conn_len > 0) {
742 conn = kmalloc(sizeof(hda_nid_t) * conn_len,
743 GFP_KERNEL);
744 if (!conn)
745 return;
746 if (snd_hda_get_raw_connections(codec, nid, conn,
747 conn_len) < 0)
748 conn_len = 0;
749 }
750 }
751
752 if (wid_caps & AC_WCAP_IN_AMP) {
753 snd_iprintf(buffer, " Amp-In caps: ");
754 print_amp_caps(buffer, codec, nid, HDA_INPUT);
755 snd_iprintf(buffer, " Amp-In vals: ");
756 if (wid_type == AC_WID_PIN ||
757 (codec->single_adc_amp &&
758 wid_type == AC_WID_AUD_IN))
759 print_amp_vals(buffer, codec, nid, HDA_INPUT,
760 wid_caps & AC_WCAP_STEREO,
761 1);
762 else
763 print_amp_vals(buffer, codec, nid, HDA_INPUT,
764 wid_caps & AC_WCAP_STEREO,
765 conn_len);
766 }
767 if (wid_caps & AC_WCAP_OUT_AMP) {
768 snd_iprintf(buffer, " Amp-Out caps: ");
769 print_amp_caps(buffer, codec, nid, HDA_OUTPUT);
770 snd_iprintf(buffer, " Amp-Out vals: ");
771 if (wid_type == AC_WID_PIN &&
772 codec->pin_amp_workaround)
773 print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
774 wid_caps & AC_WCAP_STEREO,
775 conn_len);
776 else
777 print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
778 wid_caps & AC_WCAP_STEREO, 1);
779 }
780
781 switch (wid_type) {
782 case AC_WID_PIN: {
783 int supports_vref;
784 print_pin_caps(buffer, codec, nid, &supports_vref);
785 print_pin_ctls(buffer, codec, nid, supports_vref);
786 break;
787 }
788 case AC_WID_VOL_KNB:
789 print_vol_knob(buffer, codec, nid);
790 break;
791 case AC_WID_AUD_OUT:
792 case AC_WID_AUD_IN:
793 print_audio_io(buffer, codec, nid, wid_type);
794 if (wid_caps & AC_WCAP_DIGITAL)
795 print_digital_conv(buffer, codec, nid);
796 if (wid_caps & AC_WCAP_FORMAT_OVRD) {
797 snd_iprintf(buffer, " PCM:\n");
798 print_pcm_caps(buffer, codec, nid);
799 }
800 break;
801 }
802
803 if (wid_caps & AC_WCAP_UNSOL_CAP)
804 print_unsol_cap(buffer, codec, nid);
805
806 if (wid_caps & AC_WCAP_POWER)
807 print_power_state(buffer, codec, nid);
808
809 if (wid_caps & AC_WCAP_DELAY)
810 snd_iprintf(buffer, " Delay: %d samples\n",
811 (wid_caps & AC_WCAP_DELAY) >>
812 AC_WCAP_DELAY_SHIFT);
813
814 if (wid_type == AC_WID_PIN && codec->dp_mst)
815 print_device_list(buffer, codec, nid);
816
817 if (wid_caps & AC_WCAP_CONN_LIST)
818 print_conn_list(buffer, codec, nid, wid_type,
819 conn, conn_len);
820
821 if (wid_caps & AC_WCAP_PROC_WID)
822 print_proc_caps(buffer, codec, nid);
823
824 if (codec->proc_widget_hook)
825 codec->proc_widget_hook(buffer, codec, nid);
826
827 kfree(conn);
828 }
829 snd_hda_power_down(codec);
830 }
831
832 /*
833 * create a proc read
834 */
835 int snd_hda_codec_proc_new(struct hda_codec *codec)
836 {
837 char name[32];
838 struct snd_info_entry *entry;
839 int err;
840
841 snprintf(name, sizeof(name), "codec#%d", codec->addr);
842 err = snd_card_proc_new(codec->bus->card, name, &entry);
843 if (err < 0)
844 return err;
845
846 snd_info_set_text_ops(entry, codec, print_codec_info);
847 return 0;
848 }
849
Linux with added FPC-III support