1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * BIOS auto-parser helper functions for HD-audio
4 *
5 * Copyright (c) 2012 Takashi Iwai <tiwai@suse.de>
6 */
7
8#include <linux/slab.h>
9#include <linux/export.h>
10#include <linux/sort.h>
11#include <sound/core.h>
12#include <sound/hda_codec.h>
13#include "hda_local.h"
14#include "hda_auto_parser.h"
15
16/*
17 * Helper for automatic pin configuration
18 */
19
20static int is_in_nid_list(hda_nid_t nid, const hda_nid_t *list)
21{
22 for (; *list; list++)
23 if (*list == nid)
24 return 1;
25 return 0;
26}
27
28/* a pair of input pin and its sequence */
29struct auto_out_pin {
30 hda_nid_t pin;
31 short seq;
32};
33
34static int compare_seq(const void *ap, const void *bp)
35{
36 const struct auto_out_pin *a = ap;
37 const struct auto_out_pin *b = bp;
38 return (int)(a->seq - b->seq);
39}
40
41/*
42 * Sort an associated group of pins according to their sequence numbers.
43 * then store it to a pin array.
44 */
45static void sort_pins_by_sequence(hda_nid_t *pins, struct auto_out_pin *list,
46 int num_pins)
47{
48 int i;
49 sort(base: list, num: num_pins, size: sizeof(list[0]), cmp_func: compare_seq, NULL);
50 for (i = 0; i < num_pins; i++)
51 pins[i] = list[i].pin;
52}
53
54
55/* add the found input-pin to the cfg->inputs[] table */
56static void add_auto_cfg_input_pin(struct hda_codec *codec, struct auto_pin_cfg *cfg,
57 hda_nid_t nid, int type)
58{
59 if (cfg->num_inputs < AUTO_CFG_MAX_INS) {
60 cfg->inputs[cfg->num_inputs].pin = nid;
61 cfg->inputs[cfg->num_inputs].type = type;
62 cfg->inputs[cfg->num_inputs].has_boost_on_pin =
63 nid_has_volume(codec, nid, HDA_INPUT);
64 cfg->num_inputs++;
65 }
66}
67
68static int compare_input_type(const void *ap, const void *bp)
69{
70 const struct auto_pin_cfg_item *a = ap;
71 const struct auto_pin_cfg_item *b = bp;
72 if (a->type != b->type)
73 return (int)(a->type - b->type);
74
75 /* If has both hs_mic and hp_mic, pick the hs_mic ahead of hp_mic. */
76 if (a->is_headset_mic && b->is_headphone_mic)
77 return -1; /* don't swap */
78 else if (a->is_headphone_mic && b->is_headset_mic)
79 return 1; /* swap */
80
81 /* In case one has boost and the other one has not,
82 pick the one with boost first. */
83 if (a->has_boost_on_pin != b->has_boost_on_pin)
84 return (int)(b->has_boost_on_pin - a->has_boost_on_pin);
85
86 /* Keep the original order */
87 return a->order - b->order;
88}
89
90/* Reorder the surround channels
91 * ALSA sequence is front/surr/clfe/side
92 * HDA sequence is:
93 * 4-ch: front/surr => OK as it is
94 * 6-ch: front/clfe/surr
95 * 8-ch: front/clfe/rear/side|fc
96 */
97static void reorder_outputs(unsigned int nums, hda_nid_t *pins)
98{
99 switch (nums) {
100 case 3:
101 case 4:
102 swap(pins[1], pins[2]);
103 break;
104 }
105}
106
107/* check whether the given pin has a proper pin I/O capability bit */
108static bool check_pincap_validity(struct hda_codec *codec, hda_nid_t pin,
109 unsigned int dev)
110{
111 unsigned int pincap = snd_hda_query_pin_caps(codec, nid: pin);
112
113 /* some old hardware don't return the proper pincaps */
114 if (!pincap)
115 return true;
116
117 switch (dev) {
118 case AC_JACK_LINE_OUT:
119 case AC_JACK_SPEAKER:
120 case AC_JACK_HP_OUT:
121 case AC_JACK_SPDIF_OUT:
122 case AC_JACK_DIG_OTHER_OUT:
123 return !!(pincap & AC_PINCAP_OUT);
124 default:
125 return !!(pincap & AC_PINCAP_IN);
126 }
127}
128
129static bool can_be_headset_mic(struct hda_codec *codec,
130 struct auto_pin_cfg_item *item,
131 int seq_number)
132{
133 int attr;
134 unsigned int def_conf;
135 if (item->type != AUTO_PIN_MIC)
136 return false;
137
138 if (item->is_headset_mic || item->is_headphone_mic)
139 return false; /* Already assigned */
140
141 def_conf = snd_hda_codec_get_pincfg(codec, nid: item->pin);
142 attr = snd_hda_get_input_pin_attr(def_conf);
143 if (attr <= INPUT_PIN_ATTR_DOCK)
144 return false;
145
146 if (seq_number >= 0) {
147 int seq = get_defcfg_sequence(def_conf);
148 if (seq != seq_number)
149 return false;
150 }
151
152 return true;
153}
154
155/*
156 * Parse all pin widgets and store the useful pin nids to cfg
157 *
158 * The number of line-outs or any primary output is stored in line_outs,
159 * and the corresponding output pins are assigned to line_out_pins[],
160 * in the order of front, rear, CLFE, side, ...
161 *
162 * If more extra outputs (speaker and headphone) are found, the pins are
163 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
164 * is detected, one of speaker of HP pins is assigned as the primary
165 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
166 * if any analog output exists.
167 *
168 * The analog input pins are assigned to inputs array.
169 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
170 * respectively.
171 */
172int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
173 struct auto_pin_cfg *cfg,
174 const hda_nid_t *ignore_nids,
175 unsigned int cond_flags)
176{
177 hda_nid_t nid;
178 short seq, assoc_line_out;
179 struct auto_out_pin line_out[ARRAY_SIZE(cfg->line_out_pins)];
180 struct auto_out_pin speaker_out[ARRAY_SIZE(cfg->speaker_pins)];
181 struct auto_out_pin hp_out[ARRAY_SIZE(cfg->hp_pins)];
182 int i;
183
184 if (!snd_hda_get_int_hint(codec, key: "parser_flags", valp: &i))
185 cond_flags = i;
186
187 memset(cfg, 0, sizeof(*cfg));
188
189 memset(line_out, 0, sizeof(line_out));
190 memset(speaker_out, 0, sizeof(speaker_out));
191 memset(hp_out, 0, sizeof(hp_out));
192 assoc_line_out = 0;
193
194 for_each_hda_codec_node(nid, codec) {
195 unsigned int wid_caps = get_wcaps(codec, nid);
196 unsigned int wid_type = get_wcaps_type(wcaps: wid_caps);
197 unsigned int def_conf;
198 short assoc, loc, conn, dev;
199
200 /* read all default configuration for pin complex */
201 if (wid_type != AC_WID_PIN)
202 continue;
203 /* ignore the given nids (e.g. pc-beep returns error) */
204 if (ignore_nids && is_in_nid_list(nid, list: ignore_nids))
205 continue;
206
207 def_conf = snd_hda_codec_get_pincfg(codec, nid);
208 conn = get_defcfg_connect(def_conf);
209 if (conn == AC_JACK_PORT_NONE)
210 continue;
211 loc = get_defcfg_location(def_conf);
212 dev = get_defcfg_device(def_conf);
213
214 /* workaround for buggy BIOS setups */
215 if (dev == AC_JACK_LINE_OUT) {
216 if (conn == AC_JACK_PORT_FIXED ||
217 conn == AC_JACK_PORT_BOTH)
218 dev = AC_JACK_SPEAKER;
219 }
220
221 if (!check_pincap_validity(codec, pin: nid, dev))
222 continue;
223
224 switch (dev) {
225 case AC_JACK_LINE_OUT:
226 seq = get_defcfg_sequence(def_conf);
227 assoc = get_defcfg_association(def_conf);
228
229 if (!(wid_caps & AC_WCAP_STEREO))
230 if (!cfg->mono_out_pin)
231 cfg->mono_out_pin = nid;
232 if (!assoc)
233 continue;
234 if (!assoc_line_out)
235 assoc_line_out = assoc;
236 else if (assoc_line_out != assoc) {
237 codec_info(codec,
238 "ignore pin 0x%x with mismatching assoc# 0x%x vs 0x%x\n",
239 nid, assoc, assoc_line_out);
240 continue;
241 }
242 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins)) {
243 codec_info(codec,
244 "ignore pin 0x%x, too many assigned pins\n",
245 nid);
246 continue;
247 }
248 line_out[cfg->line_outs].pin = nid;
249 line_out[cfg->line_outs].seq = seq;
250 cfg->line_outs++;
251 break;
252 case AC_JACK_SPEAKER:
253 seq = get_defcfg_sequence(def_conf);
254 assoc = get_defcfg_association(def_conf);
255 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins)) {
256 codec_info(codec,
257 "ignore pin 0x%x, too many assigned pins\n",
258 nid);
259 continue;
260 }
261 speaker_out[cfg->speaker_outs].pin = nid;
262 speaker_out[cfg->speaker_outs].seq = (assoc << 4) | seq;
263 cfg->speaker_outs++;
264 break;
265 case AC_JACK_HP_OUT:
266 seq = get_defcfg_sequence(def_conf);
267 assoc = get_defcfg_association(def_conf);
268 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins)) {
269 codec_info(codec,
270 "ignore pin 0x%x, too many assigned pins\n",
271 nid);
272 continue;
273 }
274 hp_out[cfg->hp_outs].pin = nid;
275 hp_out[cfg->hp_outs].seq = (assoc << 4) | seq;
276 cfg->hp_outs++;
277 break;
278 case AC_JACK_MIC_IN:
279 add_auto_cfg_input_pin(codec, cfg, nid, type: AUTO_PIN_MIC);
280 break;
281 case AC_JACK_LINE_IN:
282 add_auto_cfg_input_pin(codec, cfg, nid, type: AUTO_PIN_LINE_IN);
283 break;
284 case AC_JACK_CD:
285 add_auto_cfg_input_pin(codec, cfg, nid, type: AUTO_PIN_CD);
286 break;
287 case AC_JACK_AUX:
288 add_auto_cfg_input_pin(codec, cfg, nid, type: AUTO_PIN_AUX);
289 break;
290 case AC_JACK_SPDIF_OUT:
291 case AC_JACK_DIG_OTHER_OUT:
292 if (cfg->dig_outs >= ARRAY_SIZE(cfg->dig_out_pins)) {
293 codec_info(codec,
294 "ignore pin 0x%x, too many assigned pins\n",
295 nid);
296 continue;
297 }
298 cfg->dig_out_pins[cfg->dig_outs] = nid;
299 cfg->dig_out_type[cfg->dig_outs] =
300 (loc == AC_JACK_LOC_HDMI) ?
301 HDA_PCM_TYPE_HDMI : HDA_PCM_TYPE_SPDIF;
302 cfg->dig_outs++;
303 break;
304 case AC_JACK_SPDIF_IN:
305 case AC_JACK_DIG_OTHER_IN:
306 cfg->dig_in_pin = nid;
307 if (loc == AC_JACK_LOC_HDMI)
308 cfg->dig_in_type = HDA_PCM_TYPE_HDMI;
309 else
310 cfg->dig_in_type = HDA_PCM_TYPE_SPDIF;
311 break;
312 }
313 }
314
315 /* Find a pin that could be a headset or headphone mic */
316 if (cond_flags & HDA_PINCFG_HEADSET_MIC || cond_flags & HDA_PINCFG_HEADPHONE_MIC) {
317 bool hsmic = !!(cond_flags & HDA_PINCFG_HEADSET_MIC);
318 bool hpmic = !!(cond_flags & HDA_PINCFG_HEADPHONE_MIC);
319 for (i = 0; (hsmic || hpmic) && (i < cfg->num_inputs); i++)
320 if (hsmic && can_be_headset_mic(codec, item: &cfg->inputs[i], seq_number: 0xc)) {
321 cfg->inputs[i].is_headset_mic = 1;
322 hsmic = false;
323 } else if (hpmic && can_be_headset_mic(codec, item: &cfg->inputs[i], seq_number: 0xd)) {
324 cfg->inputs[i].is_headphone_mic = 1;
325 hpmic = false;
326 }
327
328 /* If we didn't find our sequence number mark, fall back to any sequence number */
329 for (i = 0; (hsmic || hpmic) && (i < cfg->num_inputs); i++) {
330 if (!can_be_headset_mic(codec, item: &cfg->inputs[i], seq_number: -1))
331 continue;
332 if (hsmic) {
333 cfg->inputs[i].is_headset_mic = 1;
334 hsmic = false;
335 } else if (hpmic) {
336 cfg->inputs[i].is_headphone_mic = 1;
337 hpmic = false;
338 }
339 }
340
341 if (hsmic)
342 codec_dbg(codec, "Told to look for a headset mic, but didn't find any.\n");
343 if (hpmic)
344 codec_dbg(codec, "Told to look for a headphone mic, but didn't find any.\n");
345 }
346
347 /* FIX-UP:
348 * If no line-out is defined but multiple HPs are found,
349 * some of them might be the real line-outs.
350 */
351 if (!cfg->line_outs && cfg->hp_outs > 1 &&
352 !(cond_flags & HDA_PINCFG_NO_HP_FIXUP)) {
353 i = 0;
354 while (i < cfg->hp_outs) {
355 /* The real HPs should have the sequence 0x0f */
356 if ((hp_out[i].seq & 0x0f) == 0x0f) {
357 i++;
358 continue;
359 }
360 /* Move it to the line-out table */
361 line_out[cfg->line_outs++] = hp_out[i];
362 cfg->hp_outs--;
363 memmove(hp_out + i, hp_out + i + 1,
364 sizeof(hp_out[0]) * (cfg->hp_outs - i));
365 }
366 memset(hp_out + cfg->hp_outs, 0,
367 sizeof(hp_out[0]) * (AUTO_CFG_MAX_OUTS - cfg->hp_outs));
368 if (!cfg->hp_outs)
369 cfg->line_out_type = AUTO_PIN_HP_OUT;
370
371 }
372
373 /* sort by sequence */
374 sort_pins_by_sequence(pins: cfg->line_out_pins, list: line_out, num_pins: cfg->line_outs);
375 sort_pins_by_sequence(pins: cfg->speaker_pins, list: speaker_out,
376 num_pins: cfg->speaker_outs);
377 sort_pins_by_sequence(pins: cfg->hp_pins, list: hp_out, num_pins: cfg->hp_outs);
378
379 /*
380 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
381 * as a primary output
382 */
383 if (!cfg->line_outs &&
384 !(cond_flags & HDA_PINCFG_NO_LO_FIXUP)) {
385 if (cfg->speaker_outs) {
386 cfg->line_outs = cfg->speaker_outs;
387 memcpy(cfg->line_out_pins, cfg->speaker_pins,
388 sizeof(cfg->speaker_pins));
389 cfg->speaker_outs = 0;
390 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
391 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
392 } else if (cfg->hp_outs) {
393 cfg->line_outs = cfg->hp_outs;
394 memcpy(cfg->line_out_pins, cfg->hp_pins,
395 sizeof(cfg->hp_pins));
396 cfg->hp_outs = 0;
397 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
398 cfg->line_out_type = AUTO_PIN_HP_OUT;
399 }
400 }
401
402 reorder_outputs(nums: cfg->line_outs, pins: cfg->line_out_pins);
403 reorder_outputs(nums: cfg->hp_outs, pins: cfg->hp_pins);
404 reorder_outputs(nums: cfg->speaker_outs, pins: cfg->speaker_pins);
405
406 /* sort inputs in the order of AUTO_PIN_* type */
407 for (i = 0; i < cfg->num_inputs; i++)
408 cfg->inputs[i].order = i;
409 sort(base: cfg->inputs, num: cfg->num_inputs, size: sizeof(cfg->inputs[0]),
410 cmp_func: compare_input_type, NULL);
411
412 /*
413 * debug prints of the parsed results
414 */
415 codec_info(codec, "autoconfig for %s: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x) type:%s\n",
416 codec->core.chip_name, cfg->line_outs, cfg->line_out_pins[0],
417 cfg->line_out_pins[1], cfg->line_out_pins[2],
418 cfg->line_out_pins[3], cfg->line_out_pins[4],
419 cfg->line_out_type == AUTO_PIN_HP_OUT ? "hp" :
420 (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT ?
421 "speaker" : "line"));
422 codec_info(codec, " speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
423 cfg->speaker_outs, cfg->speaker_pins[0],
424 cfg->speaker_pins[1], cfg->speaker_pins[2],
425 cfg->speaker_pins[3], cfg->speaker_pins[4]);
426 codec_info(codec, " hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
427 cfg->hp_outs, cfg->hp_pins[0],
428 cfg->hp_pins[1], cfg->hp_pins[2],
429 cfg->hp_pins[3], cfg->hp_pins[4]);
430 codec_info(codec, " mono: mono_out=0x%x\n", cfg->mono_out_pin);
431 if (cfg->dig_outs)
432 codec_info(codec, " dig-out=0x%x/0x%x\n",
433 cfg->dig_out_pins[0], cfg->dig_out_pins[1]);
434 codec_info(codec, " inputs:\n");
435 for (i = 0; i < cfg->num_inputs; i++) {
436 codec_info(codec, " %s=0x%x\n",
437 hda_get_autocfg_input_label(codec, cfg, i),
438 cfg->inputs[i].pin);
439 }
440 if (cfg->dig_in_pin)
441 codec_info(codec, " dig-in=0x%x\n", cfg->dig_in_pin);
442
443 return 0;
444}
445EXPORT_SYMBOL_GPL(snd_hda_parse_pin_defcfg);
446
447/**
448 * snd_hda_get_input_pin_attr - Get the input pin attribute from pin config
449 * @def_conf: pin configuration value
450 *
451 * Guess the input pin attribute (INPUT_PIN_ATTR_XXX) from the given
452 * default pin configuration value.
453 */
454int snd_hda_get_input_pin_attr(unsigned int def_conf)
455{
456 unsigned int loc = get_defcfg_location(def_conf);
457 unsigned int conn = get_defcfg_connect(def_conf);
458 if (conn == AC_JACK_PORT_NONE)
459 return INPUT_PIN_ATTR_UNUSED;
460 /* Windows may claim the internal mic to be BOTH, too */
461 if (conn == AC_JACK_PORT_FIXED || conn == AC_JACK_PORT_BOTH)
462 return INPUT_PIN_ATTR_INT;
463 if ((loc & 0x30) == AC_JACK_LOC_INTERNAL)
464 return INPUT_PIN_ATTR_INT;
465 if ((loc & 0x30) == AC_JACK_LOC_SEPARATE)
466 return INPUT_PIN_ATTR_DOCK;
467 if (loc == AC_JACK_LOC_REAR)
468 return INPUT_PIN_ATTR_REAR;
469 if (loc == AC_JACK_LOC_FRONT)
470 return INPUT_PIN_ATTR_FRONT;
471 return INPUT_PIN_ATTR_NORMAL;
472}
473EXPORT_SYMBOL_GPL(snd_hda_get_input_pin_attr);
474
475/**
476 * hda_get_input_pin_label - Give a label for the given input pin
477 * @codec: the HDA codec
478 * @item: ping config item to refer
479 * @pin: the pin NID
480 * @check_location: flag to add the jack location prefix
481 *
482 * When @check_location is true, the function checks the pin location
483 * for mic and line-in pins, and set an appropriate prefix like "Front",
484 * "Rear", "Internal".
485 */
486static const char *hda_get_input_pin_label(struct hda_codec *codec,
487 const struct auto_pin_cfg_item *item,
488 hda_nid_t pin, bool check_location)
489{
490 unsigned int def_conf;
491 static const char * const mic_names[] = {
492 "Internal Mic", "Dock Mic", "Mic", "Rear Mic", "Front Mic"
493 };
494 int attr;
495
496 def_conf = snd_hda_codec_get_pincfg(codec, nid: pin);
497
498 switch (get_defcfg_device(def_conf)) {
499 case AC_JACK_MIC_IN:
500 if (item && item->is_headset_mic)
501 return "Headset Mic";
502 if (item && item->is_headphone_mic)
503 return "Headphone Mic";
504 if (!check_location)
505 return "Mic";
506 attr = snd_hda_get_input_pin_attr(def_conf);
507 if (!attr)
508 return "None";
509 return mic_names[attr - 1];
510 case AC_JACK_LINE_IN:
511 if (!check_location)
512 return "Line";
513 attr = snd_hda_get_input_pin_attr(def_conf);
514 if (!attr)
515 return "None";
516 if (attr == INPUT_PIN_ATTR_DOCK)
517 return "Dock Line";
518 return "Line";
519 case AC_JACK_AUX:
520 return "Aux";
521 case AC_JACK_CD:
522 return "CD";
523 case AC_JACK_SPDIF_IN:
524 return "SPDIF In";
525 case AC_JACK_DIG_OTHER_IN:
526 return "Digital In";
527 case AC_JACK_HP_OUT:
528 return "Headphone Mic";
529 default:
530 return "Misc";
531 }
532}
533
534/* Check whether the location prefix needs to be added to the label.
535 * If all mic-jacks are in the same location (e.g. rear panel), we don't
536 * have to put "Front" prefix to each label. In such a case, returns false.
537 */
538static int check_mic_location_need(struct hda_codec *codec,
539 const struct auto_pin_cfg *cfg,
540 int input)
541{
542 unsigned int defc;
543 int i, attr, attr2;
544
545 defc = snd_hda_codec_get_pincfg(codec, nid: cfg->inputs[input].pin);
546 attr = snd_hda_get_input_pin_attr(defc);
547 /* for internal or docking mics, we need locations */
548 if (attr <= INPUT_PIN_ATTR_NORMAL)
549 return 1;
550
551 attr = 0;
552 for (i = 0; i < cfg->num_inputs; i++) {
553 defc = snd_hda_codec_get_pincfg(codec, nid: cfg->inputs[i].pin);
554 attr2 = snd_hda_get_input_pin_attr(defc);
555 if (attr2 >= INPUT_PIN_ATTR_NORMAL) {
556 if (attr && attr != attr2)
557 return 1; /* different locations found */
558 attr = attr2;
559 }
560 }
561 return 0;
562}
563
564/**
565 * hda_get_autocfg_input_label - Get a label for the given input
566 * @codec: the HDA codec
567 * @cfg: the parsed pin configuration
568 * @input: the input index number
569 *
570 * Get a label for the given input pin defined by the autocfg item.
571 * Unlike hda_get_input_pin_label(), this function checks all inputs
572 * defined in autocfg and avoids the redundant mic/line prefix as much as
573 * possible.
574 */
575const char *hda_get_autocfg_input_label(struct hda_codec *codec,
576 const struct auto_pin_cfg *cfg,
577 int input)
578{
579 int type = cfg->inputs[input].type;
580 int has_multiple_pins = 0;
581
582 if ((input > 0 && cfg->inputs[input - 1].type == type) ||
583 (input < cfg->num_inputs - 1 && cfg->inputs[input + 1].type == type))
584 has_multiple_pins = 1;
585 if (has_multiple_pins && type == AUTO_PIN_MIC)
586 has_multiple_pins &= check_mic_location_need(codec, cfg, input);
587 has_multiple_pins |= codec->force_pin_prefix;
588 return hda_get_input_pin_label(codec, item: &cfg->inputs[input],
589 pin: cfg->inputs[input].pin,
590 check_location: has_multiple_pins);
591}
592EXPORT_SYMBOL_GPL(hda_get_autocfg_input_label);
593
594/* return the position of NID in the list, or -1 if not found */
595static int find_idx_in_nid_list(hda_nid_t nid, const hda_nid_t *list, int nums)
596{
597 int i;
598 for (i = 0; i < nums; i++)
599 if (list[i] == nid)
600 return i;
601 return -1;
602}
603
604/* get a unique suffix or an index number */
605static const char *check_output_sfx(hda_nid_t nid, const hda_nid_t *pins,
606 int num_pins, int *indexp)
607{
608 static const char * const channel_sfx[] = {
609 " Front", " Surround", " CLFE", " Side"
610 };
611 int i;
612
613 i = find_idx_in_nid_list(nid, list: pins, nums: num_pins);
614 if (i < 0)
615 return NULL;
616 if (num_pins == 1)
617 return "";
618 if (num_pins > ARRAY_SIZE(channel_sfx)) {
619 if (indexp)
620 *indexp = i;
621 return "";
622 }
623 return channel_sfx[i];
624}
625
626static const char *check_output_pfx(struct hda_codec *codec, hda_nid_t nid)
627{
628 unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid);
629 int attr = snd_hda_get_input_pin_attr(def_conf);
630
631 /* check the location */
632 switch (attr) {
633 case INPUT_PIN_ATTR_DOCK:
634 return "Dock ";
635 case INPUT_PIN_ATTR_FRONT:
636 return "Front ";
637 }
638 return "";
639}
640
641static int get_hp_label_index(struct hda_codec *codec, hda_nid_t nid,
642 const hda_nid_t *pins, int num_pins)
643{
644 int i, j, idx = 0;
645
646 const char *pfx = check_output_pfx(codec, nid);
647
648 i = find_idx_in_nid_list(nid, list: pins, nums: num_pins);
649 if (i < 0)
650 return -1;
651 for (j = 0; j < i; j++)
652 if (pfx == check_output_pfx(codec, nid: pins[j]))
653 idx++;
654
655 return idx;
656}
657
658static int fill_audio_out_name(struct hda_codec *codec, hda_nid_t nid,
659 const struct auto_pin_cfg *cfg,
660 const char *name, char *label, int maxlen,
661 int *indexp)
662{
663 unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid);
664 int attr = snd_hda_get_input_pin_attr(def_conf);
665 const char *pfx, *sfx = "";
666
667 /* handle as a speaker if it's a fixed line-out */
668 if (!strcmp(name, "Line Out") && attr == INPUT_PIN_ATTR_INT)
669 name = "Speaker";
670 pfx = check_output_pfx(codec, nid);
671
672 if (cfg) {
673 /* try to give a unique suffix if needed */
674 sfx = check_output_sfx(nid, pins: cfg->line_out_pins, num_pins: cfg->line_outs,
675 indexp);
676 if (!sfx)
677 sfx = check_output_sfx(nid, pins: cfg->speaker_pins, num_pins: cfg->speaker_outs,
678 indexp);
679 if (!sfx) {
680 /* don't add channel suffix for Headphone controls */
681 int idx = get_hp_label_index(codec, nid, pins: cfg->hp_pins,
682 num_pins: cfg->hp_outs);
683 if (idx >= 0 && indexp)
684 *indexp = idx;
685 sfx = "";
686 }
687 }
688 snprintf(buf: label, size: maxlen, fmt: "%s%s%s", pfx, name, sfx);
689 return 1;
690}
691
692#define is_hdmi_cfg(conf) \
693 (get_defcfg_location(conf) == AC_JACK_LOC_HDMI)
694
695/**
696 * snd_hda_get_pin_label - Get a label for the given I/O pin
697 * @codec: the HDA codec
698 * @nid: pin NID
699 * @cfg: the parsed pin configuration
700 * @label: the string buffer to store
701 * @maxlen: the max length of string buffer (including termination)
702 * @indexp: the pointer to return the index number (for multiple ctls)
703 *
704 * Get a label for the given pin. This function works for both input and
705 * output pins. When @cfg is given as non-NULL, the function tries to get
706 * an optimized label using hda_get_autocfg_input_label().
707 *
708 * This function tries to give a unique label string for the pin as much as
709 * possible. For example, when the multiple line-outs are present, it adds
710 * the channel suffix like "Front", "Surround", etc (only when @cfg is given).
711 * If no unique name with a suffix is available and @indexp is non-NULL, the
712 * index number is stored in the pointer.
713 */
714int snd_hda_get_pin_label(struct hda_codec *codec, hda_nid_t nid,
715 const struct auto_pin_cfg *cfg,
716 char *label, int maxlen, int *indexp)
717{
718 unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid);
719 const char *name = NULL;
720 int i;
721 bool hdmi;
722
723 if (indexp)
724 *indexp = 0;
725 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
726 return 0;
727
728 switch (get_defcfg_device(def_conf)) {
729 case AC_JACK_LINE_OUT:
730 return fill_audio_out_name(codec, nid, cfg, name: "Line Out",
731 label, maxlen, indexp);
732 case AC_JACK_SPEAKER:
733 return fill_audio_out_name(codec, nid, cfg, name: "Speaker",
734 label, maxlen, indexp);
735 case AC_JACK_HP_OUT:
736 return fill_audio_out_name(codec, nid, cfg, name: "Headphone",
737 label, maxlen, indexp);
738 case AC_JACK_SPDIF_OUT:
739 case AC_JACK_DIG_OTHER_OUT:
740 hdmi = is_hdmi_cfg(def_conf);
741 name = hdmi ? "HDMI" : "SPDIF";
742 if (cfg && indexp)
743 for (i = 0; i < cfg->dig_outs; i++) {
744 hda_nid_t pin = cfg->dig_out_pins[i];
745 unsigned int c;
746 if (pin == nid)
747 break;
748 c = snd_hda_codec_get_pincfg(codec, nid: pin);
749 if (hdmi == is_hdmi_cfg(c))
750 (*indexp)++;
751 }
752 break;
753 default:
754 if (cfg) {
755 for (i = 0; i < cfg->num_inputs; i++) {
756 if (cfg->inputs[i].pin != nid)
757 continue;
758 name = hda_get_autocfg_input_label(codec, cfg, i);
759 if (name)
760 break;
761 }
762 }
763 if (!name)
764 name = hda_get_input_pin_label(codec, NULL, pin: nid, check_location: true);
765 break;
766 }
767 if (!name)
768 return 0;
769 strscpy(label, name, maxlen);
770 return 1;
771}
772EXPORT_SYMBOL_GPL(snd_hda_get_pin_label);
773
774/**
775 * snd_hda_add_verbs - Add verbs to the init list
776 * @codec: the HDA codec
777 * @list: zero-terminated verb list to add
778 *
779 * Append the given verb list to the execution list. The verbs will be
780 * performed at init and resume time via snd_hda_apply_verbs().
781 */
782int snd_hda_add_verbs(struct hda_codec *codec,
783 const struct hda_verb *list)
784{
785 const struct hda_verb **v;
786 v = snd_array_new(array: &codec->verbs);
787 if (!v)
788 return -ENOMEM;
789 *v = list;
790 return 0;
791}
792EXPORT_SYMBOL_GPL(snd_hda_add_verbs);
793
794/**
795 * snd_hda_apply_verbs - Execute the init verb lists
796 * @codec: the HDA codec
797 */
798void snd_hda_apply_verbs(struct hda_codec *codec)
799{
800 const struct hda_verb **v;
801 int i;
802
803 snd_array_for_each(&codec->verbs, i, v)
804 snd_hda_sequence_write(codec, seq: *v);
805}
806EXPORT_SYMBOL_GPL(snd_hda_apply_verbs);
807
808/**
809 * snd_hda_apply_pincfgs - Set each pin config in the given list
810 * @codec: the HDA codec
811 * @cfg: NULL-terminated pin config table
812 */
813void snd_hda_apply_pincfgs(struct hda_codec *codec,
814 const struct hda_pintbl *cfg)
815{
816 for (; cfg->nid; cfg++)
817 snd_hda_codec_set_pincfg(codec, nid: cfg->nid, cfg: cfg->val);
818}
819EXPORT_SYMBOL_GPL(snd_hda_apply_pincfgs);
820
821static void set_pin_targets(struct hda_codec *codec,
822 const struct hda_pintbl *cfg)
823{
824 for (; cfg->nid; cfg++)
825 snd_hda_set_pin_ctl_cache(codec, pin: cfg->nid, val: cfg->val);
826}
827
828void __snd_hda_apply_fixup(struct hda_codec *codec, int id, int action, int depth)
829{
830 const char *modelname = codec->fixup_name;
831
832 while (id >= 0) {
833 const struct hda_fixup *fix = codec->fixup_list + id;
834
835 if (++depth > 10)
836 break;
837 if (fix->chained_before)
838 __snd_hda_apply_fixup(codec, id: fix->chain_id, action, depth: depth + 1);
839
840 switch (fix->type) {
841 case HDA_FIXUP_PINS:
842 if (action != HDA_FIXUP_ACT_PRE_PROBE || !fix->v.pins)
843 break;
844 codec_dbg(codec, "%s: Apply pincfg for %s\n",
845 codec->core.chip_name, modelname);
846 snd_hda_apply_pincfgs(codec, fix->v.pins);
847 break;
848 case HDA_FIXUP_VERBS:
849 if (action != HDA_FIXUP_ACT_PROBE || !fix->v.verbs)
850 break;
851 codec_dbg(codec, "%s: Apply fix-verbs for %s\n",
852 codec->core.chip_name, modelname);
853 snd_hda_add_verbs(codec, fix->v.verbs);
854 break;
855 case HDA_FIXUP_FUNC:
856 if (!fix->v.func)
857 break;
858 codec_dbg(codec, "%s: Apply fix-func for %s\n",
859 codec->core.chip_name, modelname);
860 fix->v.func(codec, fix, action);
861 break;
862 case HDA_FIXUP_PINCTLS:
863 if (action != HDA_FIXUP_ACT_PROBE || !fix->v.pins)
864 break;
865 codec_dbg(codec, "%s: Apply pinctl for %s\n",
866 codec->core.chip_name, modelname);
867 set_pin_targets(codec, cfg: fix->v.pins);
868 break;
869 default:
870 codec_err(codec, "%s: Invalid fixup type %d\n",
871 codec->core.chip_name, fix->type);
872 break;
873 }
874 if (!fix->chained || fix->chained_before)
875 break;
876 id = fix->chain_id;
877 }
878}
879EXPORT_SYMBOL_GPL(__snd_hda_apply_fixup);
880
881/**
882 * snd_hda_apply_fixup - Apply the fixup chain with the given action
883 * @codec: the HDA codec
884 * @action: fixup action (HDA_FIXUP_ACT_XXX)
885 */
886void snd_hda_apply_fixup(struct hda_codec *codec, int action)
887{
888 if (codec->fixup_list)
889 __snd_hda_apply_fixup(codec, codec->fixup_id, action, 0);
890}
891EXPORT_SYMBOL_GPL(snd_hda_apply_fixup);
892
893#define IGNORE_SEQ_ASSOC (~(AC_DEFCFG_SEQUENCE | AC_DEFCFG_DEF_ASSOC))
894
895static bool pin_config_match(struct hda_codec *codec,
896 const struct hda_pintbl *pins,
897 bool match_all_pins)
898{
899 const struct hda_pincfg *pin;
900 int i;
901
902 snd_array_for_each(&codec->init_pins, i, pin) {
903 hda_nid_t nid = pin->nid;
904 u32 cfg = pin->cfg;
905 const struct hda_pintbl *t_pins;
906 int found;
907
908 t_pins = pins;
909 found = 0;
910 for (; t_pins->nid; t_pins++) {
911 if (t_pins->nid == nid) {
912 found = 1;
913 if ((t_pins->val & IGNORE_SEQ_ASSOC) == (cfg & IGNORE_SEQ_ASSOC))
914 break;
915 else if ((cfg & 0xf0000000) == 0x40000000 && (t_pins->val & 0xf0000000) == 0x40000000)
916 break;
917 else
918 return false;
919 }
920 }
921 if (match_all_pins &&
922 !found && (cfg & 0xf0000000) != 0x40000000)
923 return false;
924 }
925
926 return true;
927}
928
929/**
930 * snd_hda_pick_pin_fixup - Pick up a fixup matching with the pin quirk list
931 * @codec: the HDA codec
932 * @pin_quirk: zero-terminated pin quirk list
933 * @fixlist: the fixup list
934 * @match_all_pins: all valid pins must match with the table entries
935 */
936void snd_hda_pick_pin_fixup(struct hda_codec *codec,
937 const struct snd_hda_pin_quirk *pin_quirk,
938 const struct hda_fixup *fixlist,
939 bool match_all_pins)
940{
941 const struct snd_hda_pin_quirk *pq;
942 const char *name = NULL;
943
944 if (codec->fixup_id != HDA_FIXUP_ID_NOT_SET)
945 return;
946
947 for (pq = pin_quirk; pq->subvendor; pq++) {
948 if ((codec->core.subsystem_id & 0xffff0000) != (pq->subvendor << 16))
949 continue;
950 if (codec->core.vendor_id != pq->codec)
951 continue;
952 if (pin_config_match(codec, pins: pq->pins, match_all_pins)) {
953 codec->fixup_id = pq->value;
954#ifdef CONFIG_SND_DEBUG_VERBOSE
955 codec->fixup_name = pq->name;
956 name = pq->name;
957#endif
958 codec_info(codec, "%s: picked fixup %s (pin match)\n",
959 codec->core.chip_name, name ? name : "");
960 codec->fixup_list = fixlist;
961 return;
962 }
963 }
964}
965EXPORT_SYMBOL_GPL(snd_hda_pick_pin_fixup);
966
967/* check whether the given quirk entry matches with vendor/device pair */
968static bool hda_quirk_match(u16 vendor, u16 device, const struct hda_quirk *q)
969{
970 if (q->subvendor != vendor)
971 return false;
972 return !q->subdevice ||
973 (device & q->subdevice_mask) == q->subdevice;
974}
975
976/* look through the quirk list and return the matching entry */
977static const struct hda_quirk *
978hda_quirk_lookup_id(u16 vendor, u16 device, const struct hda_quirk *list)
979{
980 const struct hda_quirk *q;
981
982 for (q = list; q->subvendor || q->subdevice; q++) {
983 if (hda_quirk_match(vendor, device, q))
984 return q;
985 }
986 return NULL;
987}
988
989/**
990 * snd_hda_pick_fixup - Pick up a fixup matching with PCI/codec SSID or model string
991 * @codec: the HDA codec
992 * @models: NULL-terminated model string list
993 * @quirk: zero-terminated PCI/codec SSID quirk list
994 * @fixlist: the fixup list
995 *
996 * Pick up a fixup entry matching with the given model string or SSID.
997 * If a fixup was already set beforehand, the function doesn't do anything.
998 * When a special model string "nofixup" is given, also no fixup is applied.
999 *
1000 * The function tries to find the matching model name at first, if given.
1001 * If the model string contains the SSID alias, try to look up with the given
1002 * alias ID.
1003 * If nothing matched, try to look up the PCI SSID.
1004 * If still nothing matched, try to look up the codec SSID.
1005 */
1006void snd_hda_pick_fixup(struct hda_codec *codec,
1007 const struct hda_model_fixup *models,
1008 const struct hda_quirk *quirk,
1009 const struct hda_fixup *fixlist)
1010{
1011 const struct hda_quirk *q;
1012 int id = HDA_FIXUP_ID_NOT_SET;
1013 const char *name = NULL;
1014 const char *type = NULL;
1015 unsigned int vendor, device;
1016 u16 pci_vendor, pci_device;
1017 u16 codec_vendor, codec_device;
1018
1019 if (codec->fixup_id != HDA_FIXUP_ID_NOT_SET)
1020 return;
1021
1022 /* when model=nofixup is given, don't pick up any fixups */
1023 if (codec->modelname && !strcmp(codec->modelname, "nofixup")) {
1024 id = HDA_FIXUP_ID_NO_FIXUP;
1025 fixlist = NULL;
1026 codec_info(codec, "%s: picked no fixup (nofixup specified)\n",
1027 codec->core.chip_name);
1028 goto found;
1029 }
1030
1031 /* match with the model name string */
1032 if (codec->modelname && models) {
1033 while (models->name) {
1034 if (!strcmp(codec->modelname, models->name)) {
1035 id = models->id;
1036 name = models->name;
1037 codec_info(codec, "%s: picked fixup %s (model specified)\n",
1038 codec->core.chip_name, name);
1039 goto found;
1040 }
1041 models++;
1042 }
1043 }
1044
1045 if (!quirk)
1046 return;
1047
1048 if (codec->bus->pci) {
1049 pci_vendor = codec->bus->pci->subsystem_vendor;
1050 pci_device = codec->bus->pci->subsystem_device;
1051 }
1052
1053 codec_vendor = codec->core.subsystem_id >> 16;
1054 codec_device = codec->core.subsystem_id & 0xffff;
1055
1056 /* match with the SSID alias given by the model string "XXXX:YYYY" */
1057 if (codec->modelname &&
1058 sscanf(codec->modelname, "%04x:%04x", &vendor, &device) == 2) {
1059 q = hda_quirk_lookup_id(vendor, device, list: quirk);
1060 if (q) {
1061 type = "alias SSID";
1062 goto found_device;
1063 }
1064 }
1065
1066 /* match primarily with the PCI SSID */
1067 for (q = quirk; q->subvendor || q->subdevice; q++) {
1068 /* if the entry is specific to codec SSID, check with it */
1069 if (!codec->bus->pci || q->match_codec_ssid) {
1070 if (hda_quirk_match(vendor: codec_vendor, device: codec_device, q)) {
1071 type = "codec SSID";
1072 goto found_device;
1073 }
1074 } else {
1075 if (hda_quirk_match(vendor: pci_vendor, device: pci_device, q)) {
1076 type = "PCI SSID";
1077 goto found_device;
1078 }
1079 }
1080 }
1081
1082 /* match with the codec SSID */
1083 q = hda_quirk_lookup_id(vendor: codec_vendor, device: codec_device, list: quirk);
1084 if (q) {
1085 type = "codec SSID";
1086 goto found_device;
1087 }
1088
1089 return; /* no matching */
1090
1091 found_device:
1092 id = q->value;
1093#ifdef CONFIG_SND_DEBUG_VERBOSE
1094 name = q->name;
1095#endif
1096 codec_info(codec, "%s: picked fixup %s for %s %04x:%04x\n",
1097 codec->core.chip_name, name ? name : "",
1098 type, q->subvendor, q->subdevice);
1099 found:
1100 codec->fixup_id = id;
1101 codec->fixup_list = fixlist;
1102 codec->fixup_name = name;
1103}
1104EXPORT_SYMBOL_GPL(snd_hda_pick_fixup);
1105

source code of linux/sound/hda/common/auto_parser.c