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