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 <sound/core.h> 26 #include "hda_codec.h" 27 #include "hda_local.h" 28 29 static const char *get_wid_type_name(unsigned int wid_value) 30 { 31 static char *names[16] = { 32 [AC_WID_AUD_OUT] = "Audio Output", 33 [AC_WID_AUD_IN] = "Audio Input", 34 [AC_WID_AUD_MIX] = "Audio Mixer", 35 [AC_WID_AUD_SEL] = "Audio Selector", 36 [AC_WID_PIN] = "Pin Complex", 37 [AC_WID_POWER] = "Power Widget", 38 [AC_WID_VOL_KNB] = "Volume Knob Widget", 39 [AC_WID_BEEP] = "Beep Generator Widget", 40 [AC_WID_VENDOR] = "Vendor Defined Widget", 41 }; 42 wid_value &= 0xf; 43 if (names[wid_value]) 44 return names[wid_value]; 45 else 46 return "UNKNOWN Widget"; 47 } 48 49 static void print_amp_caps(struct snd_info_buffer *buffer, 50 struct hda_codec *codec, hda_nid_t nid, int dir) 51 { 52 unsigned int caps; 53 caps = snd_hda_param_read(codec, nid, 54 dir == HDA_OUTPUT ? 55 AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP); 56 if (caps == -1 || caps == 0) { 57 snd_iprintf(buffer, "N/A\n"); 58 return; 59 } 60 snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, " 61 "mute=%x\n", 62 caps & AC_AMPCAP_OFFSET, 63 (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT, 64 (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT, 65 (caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT); 66 } 67 68 static void print_amp_vals(struct snd_info_buffer *buffer, 69 struct hda_codec *codec, hda_nid_t nid, 70 int dir, int stereo, int indices) 71 { 72 unsigned int val; 73 int i; 74 75 dir = dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; 76 for (i = 0; i < indices; i++) { 77 snd_iprintf(buffer, " ["); 78 if (stereo) { 79 val = snd_hda_codec_read(codec, nid, 0, 80 AC_VERB_GET_AMP_GAIN_MUTE, 81 AC_AMP_GET_LEFT | dir | i); 82 snd_iprintf(buffer, "0x%02x ", val); 83 } 84 val = snd_hda_codec_read(codec, nid, 0, 85 AC_VERB_GET_AMP_GAIN_MUTE, 86 AC_AMP_GET_RIGHT | dir | i); 87 snd_iprintf(buffer, "0x%02x]", val); 88 } 89 snd_iprintf(buffer, "\n"); 90 } 91 92 static void print_pcm_rates(struct snd_info_buffer *buffer, unsigned int pcm) 93 { 94 char buf[SND_PRINT_RATES_ADVISED_BUFSIZE]; 95 96 pcm &= AC_SUPPCM_RATES; 97 snd_iprintf(buffer, " rates [0x%x]:", pcm); 98 snd_print_pcm_rates(pcm, buf, sizeof(buf)); 99 snd_iprintf(buffer, "%s\n", buf); 100 } 101 102 static void print_pcm_bits(struct snd_info_buffer *buffer, unsigned int pcm) 103 { 104 char buf[SND_PRINT_BITS_ADVISED_BUFSIZE]; 105 106 snd_iprintf(buffer, " bits [0x%x]:", (pcm >> 16) & 0xff); 107 snd_print_pcm_bits(pcm, buf, sizeof(buf)); 108 snd_iprintf(buffer, "%s\n", buf); 109 } 110 111 static void print_pcm_formats(struct snd_info_buffer *buffer, 112 unsigned int streams) 113 { 114 snd_iprintf(buffer, " formats [0x%x]:", streams & 0xf); 115 if (streams & AC_SUPFMT_PCM) 116 snd_iprintf(buffer, " PCM"); 117 if (streams & AC_SUPFMT_FLOAT32) 118 snd_iprintf(buffer, " FLOAT"); 119 if (streams & AC_SUPFMT_AC3) 120 snd_iprintf(buffer, " AC3"); 121 snd_iprintf(buffer, "\n"); 122 } 123 124 static void print_pcm_caps(struct snd_info_buffer *buffer, 125 struct hda_codec *codec, hda_nid_t nid) 126 { 127 unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM); 128 unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM); 129 if (pcm == -1 || stream == -1) { 130 snd_iprintf(buffer, "N/A\n"); 131 return; 132 } 133 print_pcm_rates(buffer, pcm); 134 print_pcm_bits(buffer, pcm); 135 print_pcm_formats(buffer, stream); 136 } 137 138 static const char *get_jack_connection(u32 cfg) 139 { 140 static char *names[16] = { 141 "Unknown", "1/8", "1/4", "ATAPI", 142 "RCA", "Optical","Digital", "Analog", 143 "DIN", "XLR", "RJ11", "Comb", 144 NULL, NULL, NULL, "Other" 145 }; 146 cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT; 147 if (names[cfg]) 148 return names[cfg]; 149 else 150 return "UNKNOWN"; 151 } 152 153 static const char *get_jack_color(u32 cfg) 154 { 155 static char *names[16] = { 156 "Unknown", "Black", "Grey", "Blue", 157 "Green", "Red", "Orange", "Yellow", 158 "Purple", "Pink", NULL, NULL, 159 NULL, NULL, "White", "Other", 160 }; 161 cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT; 162 if (names[cfg]) 163 return names[cfg]; 164 else 165 return "UNKNOWN"; 166 } 167 168 static void print_pin_caps(struct snd_info_buffer *buffer, 169 struct hda_codec *codec, hda_nid_t nid, 170 int *supports_vref) 171 { 172 static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" }; 173 unsigned int caps, val; 174 175 caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); 176 snd_iprintf(buffer, " Pincap 0x%08x:", caps); 177 if (caps & AC_PINCAP_IN) 178 snd_iprintf(buffer, " IN"); 179 if (caps & AC_PINCAP_OUT) 180 snd_iprintf(buffer, " OUT"); 181 if (caps & AC_PINCAP_HP_DRV) 182 snd_iprintf(buffer, " HP"); 183 if (caps & AC_PINCAP_EAPD) 184 snd_iprintf(buffer, " EAPD"); 185 if (caps & AC_PINCAP_PRES_DETECT) 186 snd_iprintf(buffer, " Detect"); 187 if (caps & AC_PINCAP_BALANCE) 188 snd_iprintf(buffer, " Balanced"); 189 if (caps & AC_PINCAP_HDMI) { 190 /* Realtek uses this bit as a different meaning */ 191 if ((codec->vendor_id >> 16) == 0x10ec) 192 snd_iprintf(buffer, " R/L"); 193 else 194 snd_iprintf(buffer, " HDMI"); 195 } 196 if (caps & AC_PINCAP_TRIG_REQ) 197 snd_iprintf(buffer, " Trigger"); 198 if (caps & AC_PINCAP_IMP_SENSE) 199 snd_iprintf(buffer, " ImpSense"); 200 snd_iprintf(buffer, "\n"); 201 if (caps & AC_PINCAP_VREF) { 202 unsigned int vref = 203 (caps & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; 204 snd_iprintf(buffer, " Vref caps:"); 205 if (vref & AC_PINCAP_VREF_HIZ) 206 snd_iprintf(buffer, " HIZ"); 207 if (vref & AC_PINCAP_VREF_50) 208 snd_iprintf(buffer, " 50"); 209 if (vref & AC_PINCAP_VREF_GRD) 210 snd_iprintf(buffer, " GRD"); 211 if (vref & AC_PINCAP_VREF_80) 212 snd_iprintf(buffer, " 80"); 213 if (vref & AC_PINCAP_VREF_100) 214 snd_iprintf(buffer, " 100"); 215 snd_iprintf(buffer, "\n"); 216 *supports_vref = 1; 217 } else 218 *supports_vref = 0; 219 if (caps & AC_PINCAP_EAPD) { 220 val = snd_hda_codec_read(codec, nid, 0, 221 AC_VERB_GET_EAPD_BTLENABLE, 0); 222 snd_iprintf(buffer, " EAPD 0x%x:", val); 223 if (val & AC_EAPDBTL_BALANCED) 224 snd_iprintf(buffer, " BALANCED"); 225 if (val & AC_EAPDBTL_EAPD) 226 snd_iprintf(buffer, " EAPD"); 227 if (val & AC_EAPDBTL_LR_SWAP) 228 snd_iprintf(buffer, " R/L"); 229 snd_iprintf(buffer, "\n"); 230 } 231 caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); 232 snd_iprintf(buffer, " Pin Default 0x%08x: [%s] %s at %s %s\n", caps, 233 jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT], 234 snd_hda_get_jack_type(caps), 235 snd_hda_get_jack_connectivity(caps), 236 snd_hda_get_jack_location(caps)); 237 snd_iprintf(buffer, " Conn = %s, Color = %s\n", 238 get_jack_connection(caps), 239 get_jack_color(caps)); 240 /* Default association and sequence values refer to default grouping 241 * of pin complexes and their sequence within the group. This is used 242 * for priority and resource allocation. 243 */ 244 snd_iprintf(buffer, " DefAssociation = 0x%x, Sequence = 0x%x\n", 245 (caps & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT, 246 caps & AC_DEFCFG_SEQUENCE); 247 if (((caps & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT) & 248 AC_DEFCFG_MISC_NO_PRESENCE) { 249 /* Miscellaneous bit indicates external hardware does not 250 * support presence detection even if the pin complex 251 * indicates it is supported. 252 */ 253 snd_iprintf(buffer, " Misc = NO_PRESENCE\n"); 254 } 255 } 256 257 static void print_pin_ctls(struct snd_info_buffer *buffer, 258 struct hda_codec *codec, hda_nid_t nid, 259 int supports_vref) 260 { 261 unsigned int pinctls; 262 263 pinctls = snd_hda_codec_read(codec, nid, 0, 264 AC_VERB_GET_PIN_WIDGET_CONTROL, 0); 265 snd_iprintf(buffer, " Pin-ctls: 0x%02x:", pinctls); 266 if (pinctls & AC_PINCTL_IN_EN) 267 snd_iprintf(buffer, " IN"); 268 if (pinctls & AC_PINCTL_OUT_EN) 269 snd_iprintf(buffer, " OUT"); 270 if (pinctls & AC_PINCTL_HP_EN) 271 snd_iprintf(buffer, " HP"); 272 if (supports_vref) { 273 int vref = pinctls & AC_PINCTL_VREFEN; 274 switch (vref) { 275 case AC_PINCTL_VREF_HIZ: 276 snd_iprintf(buffer, " VREF_HIZ"); 277 break; 278 case AC_PINCTL_VREF_50: 279 snd_iprintf(buffer, " VREF_50"); 280 break; 281 case AC_PINCTL_VREF_GRD: 282 snd_iprintf(buffer, " VREF_GRD"); 283 break; 284 case AC_PINCTL_VREF_80: 285 snd_iprintf(buffer, " VREF_80"); 286 break; 287 case AC_PINCTL_VREF_100: 288 snd_iprintf(buffer, " VREF_100"); 289 break; 290 } 291 } 292 snd_iprintf(buffer, "\n"); 293 } 294 295 static void print_vol_knob(struct snd_info_buffer *buffer, 296 struct hda_codec *codec, hda_nid_t nid) 297 { 298 unsigned int cap = snd_hda_param_read(codec, nid, 299 AC_PAR_VOL_KNB_CAP); 300 snd_iprintf(buffer, " Volume-Knob: delta=%d, steps=%d, ", 301 (cap >> 7) & 1, cap & 0x7f); 302 cap = snd_hda_codec_read(codec, nid, 0, 303 AC_VERB_GET_VOLUME_KNOB_CONTROL, 0); 304 snd_iprintf(buffer, "direct=%d, val=%d\n", 305 (cap >> 7) & 1, cap & 0x7f); 306 } 307 308 static void print_audio_io(struct snd_info_buffer *buffer, 309 struct hda_codec *codec, hda_nid_t nid, 310 unsigned int wid_type) 311 { 312 int conv = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); 313 snd_iprintf(buffer, 314 " Converter: stream=%d, channel=%d\n", 315 (conv & AC_CONV_STREAM) >> AC_CONV_STREAM_SHIFT, 316 conv & AC_CONV_CHANNEL); 317 318 if (wid_type == AC_WID_AUD_IN && (conv & AC_CONV_CHANNEL) == 0) { 319 int sdi = snd_hda_codec_read(codec, nid, 0, 320 AC_VERB_GET_SDI_SELECT, 0); 321 snd_iprintf(buffer, " SDI-Select: %d\n", 322 sdi & AC_SDI_SELECT); 323 } 324 } 325 326 static void print_digital_conv(struct snd_info_buffer *buffer, 327 struct hda_codec *codec, hda_nid_t nid) 328 { 329 unsigned int digi1 = snd_hda_codec_read(codec, nid, 0, 330 AC_VERB_GET_DIGI_CONVERT_1, 0); 331 snd_iprintf(buffer, " Digital:"); 332 if (digi1 & AC_DIG1_ENABLE) 333 snd_iprintf(buffer, " Enabled"); 334 if (digi1 & AC_DIG1_V) 335 snd_iprintf(buffer, " Validity"); 336 if (digi1 & AC_DIG1_VCFG) 337 snd_iprintf(buffer, " ValidityCfg"); 338 if (digi1 & AC_DIG1_EMPHASIS) 339 snd_iprintf(buffer, " Preemphasis"); 340 if (digi1 & AC_DIG1_COPYRIGHT) 341 snd_iprintf(buffer, " Copyright"); 342 if (digi1 & AC_DIG1_NONAUDIO) 343 snd_iprintf(buffer, " Non-Audio"); 344 if (digi1 & AC_DIG1_PROFESSIONAL) 345 snd_iprintf(buffer, " Pro"); 346 if (digi1 & AC_DIG1_LEVEL) 347 snd_iprintf(buffer, " GenLevel"); 348 snd_iprintf(buffer, "\n"); 349 snd_iprintf(buffer, " Digital category: 0x%x\n", 350 (digi1 >> 8) & AC_DIG2_CC); 351 } 352 353 static const char *get_pwr_state(u32 state) 354 { 355 static const char *buf[4] = { 356 "D0", "D1", "D2", "D3" 357 }; 358 if (state < 4) 359 return buf[state]; 360 return "UNKNOWN"; 361 } 362 363 static void print_power_state(struct snd_info_buffer *buffer, 364 struct hda_codec *codec, hda_nid_t nid) 365 { 366 int pwr = snd_hda_codec_read(codec, nid, 0, 367 AC_VERB_GET_POWER_STATE, 0); 368 snd_iprintf(buffer, " Power: setting=%s, actual=%s\n", 369 get_pwr_state(pwr & AC_PWRST_SETTING), 370 get_pwr_state((pwr & AC_PWRST_ACTUAL) >> 371 AC_PWRST_ACTUAL_SHIFT)); 372 } 373 374 static void print_unsol_cap(struct snd_info_buffer *buffer, 375 struct hda_codec *codec, hda_nid_t nid) 376 { 377 int unsol = snd_hda_codec_read(codec, nid, 0, 378 AC_VERB_GET_UNSOLICITED_RESPONSE, 0); 379 snd_iprintf(buffer, 380 " Unsolicited: tag=%02x, enabled=%d\n", 381 unsol & AC_UNSOL_TAG, 382 (unsol & AC_UNSOL_ENABLED) ? 1 : 0); 383 } 384 385 static void print_proc_caps(struct snd_info_buffer *buffer, 386 struct hda_codec *codec, hda_nid_t nid) 387 { 388 unsigned int proc_caps = snd_hda_param_read(codec, nid, 389 AC_PAR_PROC_CAP); 390 snd_iprintf(buffer, " Processing caps: benign=%d, ncoeff=%d\n", 391 proc_caps & AC_PCAP_BENIGN, 392 (proc_caps & AC_PCAP_NUM_COEF) >> AC_PCAP_NUM_COEF_SHIFT); 393 } 394 395 static void print_conn_list(struct snd_info_buffer *buffer, 396 struct hda_codec *codec, hda_nid_t nid, 397 unsigned int wid_type, hda_nid_t *conn, 398 int conn_len) 399 { 400 int c, curr = -1; 401 402 if (conn_len > 1 && 403 wid_type != AC_WID_AUD_MIX && 404 wid_type != AC_WID_VOL_KNB && 405 wid_type != AC_WID_POWER) 406 curr = snd_hda_codec_read(codec, nid, 0, 407 AC_VERB_GET_CONNECT_SEL, 0); 408 snd_iprintf(buffer, " Connection: %d\n", conn_len); 409 if (conn_len > 0) { 410 snd_iprintf(buffer, " "); 411 for (c = 0; c < conn_len; c++) { 412 snd_iprintf(buffer, " 0x%02x", conn[c]); 413 if (c == curr) 414 snd_iprintf(buffer, "*"); 415 } 416 snd_iprintf(buffer, "\n"); 417 } 418 } 419 420 static void print_gpio(struct snd_info_buffer *buffer, 421 struct hda_codec *codec, hda_nid_t nid) 422 { 423 unsigned int gpio = 424 snd_hda_param_read(codec, codec->afg, AC_PAR_GPIO_CAP); 425 unsigned int enable, direction, wake, unsol, sticky, data; 426 int i, max; 427 snd_iprintf(buffer, "GPIO: io=%d, o=%d, i=%d, " 428 "unsolicited=%d, wake=%d\n", 429 gpio & AC_GPIO_IO_COUNT, 430 (gpio & AC_GPIO_O_COUNT) >> AC_GPIO_O_COUNT_SHIFT, 431 (gpio & AC_GPIO_I_COUNT) >> AC_GPIO_I_COUNT_SHIFT, 432 (gpio & AC_GPIO_UNSOLICITED) ? 1 : 0, 433 (gpio & AC_GPIO_WAKE) ? 1 : 0); 434 max = gpio & AC_GPIO_IO_COUNT; 435 if (!max || max > 8) 436 return; 437 enable = snd_hda_codec_read(codec, nid, 0, 438 AC_VERB_GET_GPIO_MASK, 0); 439 direction = snd_hda_codec_read(codec, nid, 0, 440 AC_VERB_GET_GPIO_DIRECTION, 0); 441 wake = snd_hda_codec_read(codec, nid, 0, 442 AC_VERB_GET_GPIO_WAKE_MASK, 0); 443 unsol = snd_hda_codec_read(codec, nid, 0, 444 AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK, 0); 445 sticky = snd_hda_codec_read(codec, nid, 0, 446 AC_VERB_GET_GPIO_STICKY_MASK, 0); 447 data = snd_hda_codec_read(codec, nid, 0, 448 AC_VERB_GET_GPIO_DATA, 0); 449 for (i = 0; i < max; ++i) 450 snd_iprintf(buffer, 451 " IO[%d]: enable=%d, dir=%d, wake=%d, " 452 "sticky=%d, data=%d, unsol=%d\n", i, 453 (enable & (1<<i)) ? 1 : 0, 454 (direction & (1<<i)) ? 1 : 0, 455 (wake & (1<<i)) ? 1 : 0, 456 (sticky & (1<<i)) ? 1 : 0, 457 (data & (1<<i)) ? 1 : 0, 458 (unsol & (1<<i)) ? 1 : 0); 459 /* FIXME: add GPO and GPI pin information */ 460 } 461 462 static void print_codec_info(struct snd_info_entry *entry, 463 struct snd_info_buffer *buffer) 464 { 465 struct hda_codec *codec = entry->private_data; 466 hda_nid_t nid; 467 int i, nodes; 468 469 snd_iprintf(buffer, "Codec: "); 470 if (codec->vendor_name && codec->chip_name) 471 snd_iprintf(buffer, "%s %s\n", 472 codec->vendor_name, codec->chip_name); 473 else 474 snd_iprintf(buffer, "Not Set\n"); 475 snd_iprintf(buffer, "Address: %d\n", codec->addr); 476 snd_iprintf(buffer, "Function Id: 0x%x\n", codec->function_id); 477 snd_iprintf(buffer, "Vendor Id: 0x%08x\n", codec->vendor_id); 478 snd_iprintf(buffer, "Subsystem Id: 0x%08x\n", codec->subsystem_id); 479 snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id); 480 481 if (codec->mfg) 482 snd_iprintf(buffer, "Modem Function Group: 0x%x\n", codec->mfg); 483 else 484 snd_iprintf(buffer, "No Modem Function Group found\n"); 485 486 if (! codec->afg) 487 return; 488 snd_hda_power_up(codec); 489 snd_iprintf(buffer, "Default PCM:\n"); 490 print_pcm_caps(buffer, codec, codec->afg); 491 snd_iprintf(buffer, "Default Amp-In caps: "); 492 print_amp_caps(buffer, codec, codec->afg, HDA_INPUT); 493 snd_iprintf(buffer, "Default Amp-Out caps: "); 494 print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT); 495 496 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid); 497 if (! nid || nodes < 0) { 498 snd_iprintf(buffer, "Invalid AFG subtree\n"); 499 snd_hda_power_down(codec); 500 return; 501 } 502 503 print_gpio(buffer, codec, codec->afg); 504 if (codec->proc_widget_hook) 505 codec->proc_widget_hook(buffer, codec, codec->afg); 506 507 for (i = 0; i < nodes; i++, nid++) { 508 unsigned int wid_caps = 509 snd_hda_param_read(codec, nid, 510 AC_PAR_AUDIO_WIDGET_CAP); 511 unsigned int wid_type = get_wcaps_type(wid_caps); 512 hda_nid_t conn[HDA_MAX_CONNECTIONS]; 513 int conn_len = 0; 514 515 snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid, 516 get_wid_type_name(wid_type), wid_caps); 517 if (wid_caps & AC_WCAP_STEREO) { 518 unsigned int chans = get_wcaps_channels(wid_caps); 519 if (chans == 2) 520 snd_iprintf(buffer, " Stereo"); 521 else 522 snd_iprintf(buffer, " %d-Channels", chans); 523 } else 524 snd_iprintf(buffer, " Mono"); 525 if (wid_caps & AC_WCAP_DIGITAL) 526 snd_iprintf(buffer, " Digital"); 527 if (wid_caps & AC_WCAP_IN_AMP) 528 snd_iprintf(buffer, " Amp-In"); 529 if (wid_caps & AC_WCAP_OUT_AMP) 530 snd_iprintf(buffer, " Amp-Out"); 531 if (wid_caps & AC_WCAP_STRIPE) 532 snd_iprintf(buffer, " Stripe"); 533 if (wid_caps & AC_WCAP_LR_SWAP) 534 snd_iprintf(buffer, " R/L"); 535 if (wid_caps & AC_WCAP_CP_CAPS) 536 snd_iprintf(buffer, " CP"); 537 snd_iprintf(buffer, "\n"); 538 539 /* volume knob is a special widget that always have connection 540 * list 541 */ 542 if (wid_type == AC_WID_VOL_KNB) 543 wid_caps |= AC_WCAP_CONN_LIST; 544 545 if (wid_caps & AC_WCAP_CONN_LIST) 546 conn_len = snd_hda_get_connections(codec, nid, conn, 547 HDA_MAX_CONNECTIONS); 548 549 if (wid_caps & AC_WCAP_IN_AMP) { 550 snd_iprintf(buffer, " Amp-In caps: "); 551 print_amp_caps(buffer, codec, nid, HDA_INPUT); 552 snd_iprintf(buffer, " Amp-In vals: "); 553 print_amp_vals(buffer, codec, nid, HDA_INPUT, 554 wid_caps & AC_WCAP_STEREO, 555 wid_type == AC_WID_PIN ? 1 : conn_len); 556 } 557 if (wid_caps & AC_WCAP_OUT_AMP) { 558 snd_iprintf(buffer, " Amp-Out caps: "); 559 print_amp_caps(buffer, codec, nid, HDA_OUTPUT); 560 snd_iprintf(buffer, " Amp-Out vals: "); 561 if (wid_type == AC_WID_PIN && 562 codec->pin_amp_workaround) 563 print_amp_vals(buffer, codec, nid, HDA_OUTPUT, 564 wid_caps & AC_WCAP_STEREO, 565 conn_len); 566 else 567 print_amp_vals(buffer, codec, nid, HDA_OUTPUT, 568 wid_caps & AC_WCAP_STEREO, 1); 569 } 570 571 switch (wid_type) { 572 case AC_WID_PIN: { 573 int supports_vref; 574 print_pin_caps(buffer, codec, nid, &supports_vref); 575 print_pin_ctls(buffer, codec, nid, supports_vref); 576 break; 577 } 578 case AC_WID_VOL_KNB: 579 print_vol_knob(buffer, codec, nid); 580 break; 581 case AC_WID_AUD_OUT: 582 case AC_WID_AUD_IN: 583 print_audio_io(buffer, codec, nid, wid_type); 584 if (wid_caps & AC_WCAP_DIGITAL) 585 print_digital_conv(buffer, codec, nid); 586 if (wid_caps & AC_WCAP_FORMAT_OVRD) { 587 snd_iprintf(buffer, " PCM:\n"); 588 print_pcm_caps(buffer, codec, nid); 589 } 590 break; 591 } 592 593 if (wid_caps & AC_WCAP_UNSOL_CAP) 594 print_unsol_cap(buffer, codec, nid); 595 596 if (wid_caps & AC_WCAP_POWER) 597 print_power_state(buffer, codec, nid); 598 599 if (wid_caps & AC_WCAP_DELAY) 600 snd_iprintf(buffer, " Delay: %d samples\n", 601 (wid_caps & AC_WCAP_DELAY) >> 602 AC_WCAP_DELAY_SHIFT); 603 604 if (wid_caps & AC_WCAP_CONN_LIST) 605 print_conn_list(buffer, codec, nid, wid_type, 606 conn, conn_len); 607 608 if (wid_caps & AC_WCAP_PROC_WID) 609 print_proc_caps(buffer, codec, nid); 610 611 if (codec->proc_widget_hook) 612 codec->proc_widget_hook(buffer, codec, nid); 613 } 614 snd_hda_power_down(codec); 615 } 616 617 /* 618 * create a proc read 619 */ 620 int snd_hda_codec_proc_new(struct hda_codec *codec) 621 { 622 char name[32]; 623 struct snd_info_entry *entry; 624 int err; 625 626 snprintf(name, sizeof(name), "codec#%d", codec->addr); 627 err = snd_card_proc_new(codec->bus->card, name, &entry); 628 if (err < 0) 629 return err; 630 631 snd_info_set_text_ops(entry, codec, print_codec_info); 632 return 0; 633 } 634 635