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
is_in_nid_list(hda_nid_t nid,const hda_nid_t * list)20 static 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 */
29 struct auto_out_pin {
30 hda_nid_t pin;
31 short seq;
32 };
33
compare_seq(const void * ap,const void * bp)34 static 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 */
sort_pins_by_sequence(hda_nid_t * pins,struct auto_out_pin * list,int num_pins)45 static void sort_pins_by_sequence(hda_nid_t *pins, struct auto_out_pin *list,
46 int num_pins)
47 {
48 int i;
49 sort(list, num_pins, sizeof(list[0]), 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 */
add_auto_cfg_input_pin(struct hda_codec * codec,struct auto_pin_cfg * cfg,hda_nid_t nid,int type)56 static 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
compare_input_type(const void * ap,const void * bp)68 static 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 return (int)(b->has_boost_on_pin - a->has_boost_on_pin);
84 }
85
86 /* Reorder the surround channels
87 * ALSA sequence is front/surr/clfe/side
88 * HDA sequence is:
89 * 4-ch: front/surr => OK as it is
90 * 6-ch: front/clfe/surr
91 * 8-ch: front/clfe/rear/side|fc
92 */
reorder_outputs(unsigned int nums,hda_nid_t * pins)93 static void reorder_outputs(unsigned int nums, hda_nid_t *pins)
94 {
95 hda_nid_t nid;
96
97 switch (nums) {
98 case 3:
99 case 4:
100 nid = pins[1];
101 pins[1] = pins[2];
102 pins[2] = nid;
103 break;
104 }
105 }
106
107 /* check whether the given pin has a proper pin I/O capability bit */
check_pincap_validity(struct hda_codec * codec,hda_nid_t pin,unsigned int dev)108 static 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, 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
can_be_headset_mic(struct hda_codec * codec,struct auto_pin_cfg_item * item,int seq_number)129 static 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, 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 */
snd_hda_parse_pin_defcfg(struct hda_codec * codec,struct auto_pin_cfg * cfg,const hda_nid_t * ignore_nids,unsigned int cond_flags)172 int 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, "parser_flags", &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(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, 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, 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, AUTO_PIN_MIC);
280 break;
281 case AC_JACK_LINE_IN:
282 add_auto_cfg_input_pin(codec, cfg, nid, AUTO_PIN_LINE_IN);
283 break;
284 case AC_JACK_CD:
285 add_auto_cfg_input_pin(codec, cfg, nid, AUTO_PIN_CD);
286 break;
287 case AC_JACK_AUX:
288 add_auto_cfg_input_pin(codec, cfg, nid, 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, &cfg->inputs[i], 0xc)) {
321 cfg->inputs[i].is_headset_mic = 1;
322 hsmic = false;
323 } else if (hpmic && can_be_headset_mic(codec, &cfg->inputs[i], 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, &cfg->inputs[i], -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(cfg->line_out_pins, line_out, cfg->line_outs);
375 sort_pins_by_sequence(cfg->speaker_pins, speaker_out,
376 cfg->speaker_outs);
377 sort_pins_by_sequence(cfg->hp_pins, hp_out, 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(cfg->line_outs, cfg->line_out_pins);
403 reorder_outputs(cfg->hp_outs, cfg->hp_pins);
404 reorder_outputs(cfg->speaker_outs, cfg->speaker_pins);
405
406 /* sort inputs in the order of AUTO_PIN_* type */
407 sort(cfg->inputs, cfg->num_inputs, sizeof(cfg->inputs[0]),
408 compare_input_type, NULL);
409
410 /*
411 * debug prints of the parsed results
412 */
413 codec_info(codec, "autoconfig for %s: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x) type:%s\n",
414 codec->core.chip_name, cfg->line_outs, cfg->line_out_pins[0],
415 cfg->line_out_pins[1], cfg->line_out_pins[2],
416 cfg->line_out_pins[3], cfg->line_out_pins[4],
417 cfg->line_out_type == AUTO_PIN_HP_OUT ? "hp" :
418 (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT ?
419 "speaker" : "line"));
420 codec_info(codec, " speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
421 cfg->speaker_outs, cfg->speaker_pins[0],
422 cfg->speaker_pins[1], cfg->speaker_pins[2],
423 cfg->speaker_pins[3], cfg->speaker_pins[4]);
424 codec_info(codec, " hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
425 cfg->hp_outs, cfg->hp_pins[0],
426 cfg->hp_pins[1], cfg->hp_pins[2],
427 cfg->hp_pins[3], cfg->hp_pins[4]);
428 codec_info(codec, " mono: mono_out=0x%x\n", cfg->mono_out_pin);
429 if (cfg->dig_outs)
430 codec_info(codec, " dig-out=0x%x/0x%x\n",
431 cfg->dig_out_pins[0], cfg->dig_out_pins[1]);
432 codec_info(codec, " inputs:\n");
433 for (i = 0; i < cfg->num_inputs; i++) {
434 codec_info(codec, " %s=0x%x\n",
435 hda_get_autocfg_input_label(codec, cfg, i),
436 cfg->inputs[i].pin);
437 }
438 if (cfg->dig_in_pin)
439 codec_info(codec, " dig-in=0x%x\n", cfg->dig_in_pin);
440
441 return 0;
442 }
443 EXPORT_SYMBOL_GPL(snd_hda_parse_pin_defcfg);
444
445 /**
446 * snd_hda_get_input_pin_attr - Get the input pin attribute from pin config
447 * @def_conf: pin configuration value
448 *
449 * Guess the input pin attribute (INPUT_PIN_ATTR_XXX) from the given
450 * default pin configuration value.
451 */
snd_hda_get_input_pin_attr(unsigned int def_conf)452 int snd_hda_get_input_pin_attr(unsigned int def_conf)
453 {
454 unsigned int loc = get_defcfg_location(def_conf);
455 unsigned int conn = get_defcfg_connect(def_conf);
456 if (conn == AC_JACK_PORT_NONE)
457 return INPUT_PIN_ATTR_UNUSED;
458 /* Windows may claim the internal mic to be BOTH, too */
459 if (conn == AC_JACK_PORT_FIXED || conn == AC_JACK_PORT_BOTH)
460 return INPUT_PIN_ATTR_INT;
461 if ((loc & 0x30) == AC_JACK_LOC_INTERNAL)
462 return INPUT_PIN_ATTR_INT;
463 if ((loc & 0x30) == AC_JACK_LOC_SEPARATE)
464 return INPUT_PIN_ATTR_DOCK;
465 if (loc == AC_JACK_LOC_REAR)
466 return INPUT_PIN_ATTR_REAR;
467 if (loc == AC_JACK_LOC_FRONT)
468 return INPUT_PIN_ATTR_FRONT;
469 return INPUT_PIN_ATTR_NORMAL;
470 }
471 EXPORT_SYMBOL_GPL(snd_hda_get_input_pin_attr);
472
473 /**
474 * hda_get_input_pin_label - Give a label for the given input pin
475 * @codec: the HDA codec
476 * @item: ping config item to refer
477 * @pin: the pin NID
478 * @check_location: flag to add the jack location prefix
479 *
480 * When @check_location is true, the function checks the pin location
481 * for mic and line-in pins, and set an appropriate prefix like "Front",
482 * "Rear", "Internal".
483 */
hda_get_input_pin_label(struct hda_codec * codec,const struct auto_pin_cfg_item * item,hda_nid_t pin,bool check_location)484 static const char *hda_get_input_pin_label(struct hda_codec *codec,
485 const struct auto_pin_cfg_item *item,
486 hda_nid_t pin, bool check_location)
487 {
488 unsigned int def_conf;
489 static const char * const mic_names[] = {
490 "Internal Mic", "Dock Mic", "Mic", "Rear Mic", "Front Mic"
491 };
492 int attr;
493
494 def_conf = snd_hda_codec_get_pincfg(codec, pin);
495
496 switch (get_defcfg_device(def_conf)) {
497 case AC_JACK_MIC_IN:
498 if (item && item->is_headset_mic)
499 return "Headset Mic";
500 if (item && item->is_headphone_mic)
501 return "Headphone Mic";
502 if (!check_location)
503 return "Mic";
504 attr = snd_hda_get_input_pin_attr(def_conf);
505 if (!attr)
506 return "None";
507 return mic_names[attr - 1];
508 case AC_JACK_LINE_IN:
509 if (!check_location)
510 return "Line";
511 attr = snd_hda_get_input_pin_attr(def_conf);
512 if (!attr)
513 return "None";
514 if (attr == INPUT_PIN_ATTR_DOCK)
515 return "Dock Line";
516 return "Line";
517 case AC_JACK_AUX:
518 return "Aux";
519 case AC_JACK_CD:
520 return "CD";
521 case AC_JACK_SPDIF_IN:
522 return "SPDIF In";
523 case AC_JACK_DIG_OTHER_IN:
524 return "Digital In";
525 case AC_JACK_HP_OUT:
526 return "Headphone Mic";
527 default:
528 return "Misc";
529 }
530 }
531
532 /* Check whether the location prefix needs to be added to the label.
533 * If all mic-jacks are in the same location (e.g. rear panel), we don't
534 * have to put "Front" prefix to each label. In such a case, returns false.
535 */
check_mic_location_need(struct hda_codec * codec,const struct auto_pin_cfg * cfg,int input)536 static int check_mic_location_need(struct hda_codec *codec,
537 const struct auto_pin_cfg *cfg,
538 int input)
539 {
540 unsigned int defc;
541 int i, attr, attr2;
542
543 defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[input].pin);
544 attr = snd_hda_get_input_pin_attr(defc);
545 /* for internal or docking mics, we need locations */
546 if (attr <= INPUT_PIN_ATTR_NORMAL)
547 return 1;
548
549 attr = 0;
550 for (i = 0; i < cfg->num_inputs; i++) {
551 defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[i].pin);
552 attr2 = snd_hda_get_input_pin_attr(defc);
553 if (attr2 >= INPUT_PIN_ATTR_NORMAL) {
554 if (attr && attr != attr2)
555 return 1; /* different locations found */
556 attr = attr2;
557 }
558 }
559 return 0;
560 }
561
562 /**
563 * hda_get_autocfg_input_label - Get a label for the given input
564 * @codec: the HDA codec
565 * @cfg: the parsed pin configuration
566 * @input: the input index number
567 *
568 * Get a label for the given input pin defined by the autocfg item.
569 * Unlike hda_get_input_pin_label(), this function checks all inputs
570 * defined in autocfg and avoids the redundant mic/line prefix as much as
571 * possible.
572 */
hda_get_autocfg_input_label(struct hda_codec * codec,const struct auto_pin_cfg * cfg,int input)573 const char *hda_get_autocfg_input_label(struct hda_codec *codec,
574 const struct auto_pin_cfg *cfg,
575 int input)
576 {
577 int type = cfg->inputs[input].type;
578 int has_multiple_pins = 0;
579
580 if ((input > 0 && cfg->inputs[input - 1].type == type) ||
581 (input < cfg->num_inputs - 1 && cfg->inputs[input + 1].type == type))
582 has_multiple_pins = 1;
583 if (has_multiple_pins && type == AUTO_PIN_MIC)
584 has_multiple_pins &= check_mic_location_need(codec, cfg, input);
585 has_multiple_pins |= codec->force_pin_prefix;
586 return hda_get_input_pin_label(codec, &cfg->inputs[input],
587 cfg->inputs[input].pin,
588 has_multiple_pins);
589 }
590 EXPORT_SYMBOL_GPL(hda_get_autocfg_input_label);
591
592 /* return the position of NID in the list, or -1 if not found */
find_idx_in_nid_list(hda_nid_t nid,const hda_nid_t * list,int nums)593 static int find_idx_in_nid_list(hda_nid_t nid, const hda_nid_t *list, int nums)
594 {
595 int i;
596 for (i = 0; i < nums; i++)
597 if (list[i] == nid)
598 return i;
599 return -1;
600 }
601
602 /* get a unique suffix or an index number */
check_output_sfx(hda_nid_t nid,const hda_nid_t * pins,int num_pins,int * indexp)603 static const char *check_output_sfx(hda_nid_t nid, const hda_nid_t *pins,
604 int num_pins, int *indexp)
605 {
606 static const char * const channel_sfx[] = {
607 " Front", " Surround", " CLFE", " Side"
608 };
609 int i;
610
611 i = find_idx_in_nid_list(nid, pins, num_pins);
612 if (i < 0)
613 return NULL;
614 if (num_pins == 1)
615 return "";
616 if (num_pins > ARRAY_SIZE(channel_sfx)) {
617 if (indexp)
618 *indexp = i;
619 return "";
620 }
621 return channel_sfx[i];
622 }
623
check_output_pfx(struct hda_codec * codec,hda_nid_t nid)624 static const char *check_output_pfx(struct hda_codec *codec, hda_nid_t nid)
625 {
626 unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid);
627 int attr = snd_hda_get_input_pin_attr(def_conf);
628
629 /* check the location */
630 switch (attr) {
631 case INPUT_PIN_ATTR_DOCK:
632 return "Dock ";
633 case INPUT_PIN_ATTR_FRONT:
634 return "Front ";
635 }
636 return "";
637 }
638
get_hp_label_index(struct hda_codec * codec,hda_nid_t nid,const hda_nid_t * pins,int num_pins)639 static int get_hp_label_index(struct hda_codec *codec, hda_nid_t nid,
640 const hda_nid_t *pins, int num_pins)
641 {
642 int i, j, idx = 0;
643
644 const char *pfx = check_output_pfx(codec, nid);
645
646 i = find_idx_in_nid_list(nid, pins, num_pins);
647 if (i < 0)
648 return -1;
649 for (j = 0; j < i; j++)
650 if (pfx == check_output_pfx(codec, pins[j]))
651 idx++;
652
653 return idx;
654 }
655
fill_audio_out_name(struct hda_codec * codec,hda_nid_t nid,const struct auto_pin_cfg * cfg,const char * name,char * label,int maxlen,int * indexp)656 static int fill_audio_out_name(struct hda_codec *codec, hda_nid_t nid,
657 const struct auto_pin_cfg *cfg,
658 const char *name, char *label, int maxlen,
659 int *indexp)
660 {
661 unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid);
662 int attr = snd_hda_get_input_pin_attr(def_conf);
663 const char *pfx, *sfx = "";
664
665 /* handle as a speaker if it's a fixed line-out */
666 if (!strcmp(name, "Line Out") && attr == INPUT_PIN_ATTR_INT)
667 name = "Speaker";
668 pfx = check_output_pfx(codec, nid);
669
670 if (cfg) {
671 /* try to give a unique suffix if needed */
672 sfx = check_output_sfx(nid, cfg->line_out_pins, cfg->line_outs,
673 indexp);
674 if (!sfx)
675 sfx = check_output_sfx(nid, cfg->speaker_pins, cfg->speaker_outs,
676 indexp);
677 if (!sfx) {
678 /* don't add channel suffix for Headphone controls */
679 int idx = get_hp_label_index(codec, nid, cfg->hp_pins,
680 cfg->hp_outs);
681 if (idx >= 0 && indexp)
682 *indexp = idx;
683 sfx = "";
684 }
685 }
686 snprintf(label, maxlen, "%s%s%s", pfx, name, sfx);
687 return 1;
688 }
689
690 #define is_hdmi_cfg(conf) \
691 (get_defcfg_location(conf) == AC_JACK_LOC_HDMI)
692
693 /**
694 * snd_hda_get_pin_label - Get a label for the given I/O pin
695 * @codec: the HDA codec
696 * @nid: pin NID
697 * @cfg: the parsed pin configuration
698 * @label: the string buffer to store
699 * @maxlen: the max length of string buffer (including termination)
700 * @indexp: the pointer to return the index number (for multiple ctls)
701 *
702 * Get a label for the given pin. This function works for both input and
703 * output pins. When @cfg is given as non-NULL, the function tries to get
704 * an optimized label using hda_get_autocfg_input_label().
705 *
706 * This function tries to give a unique label string for the pin as much as
707 * possible. For example, when the multiple line-outs are present, it adds
708 * the channel suffix like "Front", "Surround", etc (only when @cfg is given).
709 * If no unique name with a suffix is available and @indexp is non-NULL, the
710 * index number is stored in the pointer.
711 */
snd_hda_get_pin_label(struct hda_codec * codec,hda_nid_t nid,const struct auto_pin_cfg * cfg,char * label,int maxlen,int * indexp)712 int snd_hda_get_pin_label(struct hda_codec *codec, hda_nid_t nid,
713 const struct auto_pin_cfg *cfg,
714 char *label, int maxlen, int *indexp)
715 {
716 unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid);
717 const char *name = NULL;
718 int i;
719 bool hdmi;
720
721 if (indexp)
722 *indexp = 0;
723 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
724 return 0;
725
726 switch (get_defcfg_device(def_conf)) {
727 case AC_JACK_LINE_OUT:
728 return fill_audio_out_name(codec, nid, cfg, "Line Out",
729 label, maxlen, indexp);
730 case AC_JACK_SPEAKER:
731 return fill_audio_out_name(codec, nid, cfg, "Speaker",
732 label, maxlen, indexp);
733 case AC_JACK_HP_OUT:
734 return fill_audio_out_name(codec, nid, cfg, "Headphone",
735 label, maxlen, indexp);
736 case AC_JACK_SPDIF_OUT:
737 case AC_JACK_DIG_OTHER_OUT:
738 hdmi = is_hdmi_cfg(def_conf);
739 name = hdmi ? "HDMI" : "SPDIF";
740 if (cfg && indexp)
741 for (i = 0; i < cfg->dig_outs; i++) {
742 hda_nid_t pin = cfg->dig_out_pins[i];
743 unsigned int c;
744 if (pin == nid)
745 break;
746 c = snd_hda_codec_get_pincfg(codec, pin);
747 if (hdmi == is_hdmi_cfg(c))
748 (*indexp)++;
749 }
750 break;
751 default:
752 if (cfg) {
753 for (i = 0; i < cfg->num_inputs; i++) {
754 if (cfg->inputs[i].pin != nid)
755 continue;
756 name = hda_get_autocfg_input_label(codec, cfg, i);
757 if (name)
758 break;
759 }
760 }
761 if (!name)
762 name = hda_get_input_pin_label(codec, NULL, nid, true);
763 break;
764 }
765 if (!name)
766 return 0;
767 strscpy(label, name, maxlen);
768 return 1;
769 }
770 EXPORT_SYMBOL_GPL(snd_hda_get_pin_label);
771
772 /**
773 * snd_hda_add_verbs - Add verbs to the init list
774 * @codec: the HDA codec
775 * @list: zero-terminated verb list to add
776 *
777 * Append the given verb list to the execution list. The verbs will be
778 * performed at init and resume time via snd_hda_apply_verbs().
779 */
snd_hda_add_verbs(struct hda_codec * codec,const struct hda_verb * list)780 int snd_hda_add_verbs(struct hda_codec *codec,
781 const struct hda_verb *list)
782 {
783 const struct hda_verb **v;
784 v = snd_array_new(&codec->verbs);
785 if (!v)
786 return -ENOMEM;
787 *v = list;
788 return 0;
789 }
790 EXPORT_SYMBOL_GPL(snd_hda_add_verbs);
791
792 /**
793 * snd_hda_apply_verbs - Execute the init verb lists
794 * @codec: the HDA codec
795 */
snd_hda_apply_verbs(struct hda_codec * codec)796 void snd_hda_apply_verbs(struct hda_codec *codec)
797 {
798 const struct hda_verb **v;
799 int i;
800
801 snd_array_for_each(&codec->verbs, i, v)
802 snd_hda_sequence_write(codec, *v);
803 }
804 EXPORT_SYMBOL_GPL(snd_hda_apply_verbs);
805
806 /**
807 * snd_hda_apply_pincfgs - Set each pin config in the given list
808 * @codec: the HDA codec
809 * @cfg: NULL-terminated pin config table
810 */
snd_hda_apply_pincfgs(struct hda_codec * codec,const struct hda_pintbl * cfg)811 void snd_hda_apply_pincfgs(struct hda_codec *codec,
812 const struct hda_pintbl *cfg)
813 {
814 for (; cfg->nid; cfg++)
815 snd_hda_codec_set_pincfg(codec, cfg->nid, cfg->val);
816 }
817 EXPORT_SYMBOL_GPL(snd_hda_apply_pincfgs);
818
set_pin_targets(struct hda_codec * codec,const struct hda_pintbl * cfg)819 static void set_pin_targets(struct hda_codec *codec,
820 const struct hda_pintbl *cfg)
821 {
822 for (; cfg->nid; cfg++)
823 snd_hda_set_pin_ctl_cache(codec, cfg->nid, cfg->val);
824 }
825
apply_fixup(struct hda_codec * codec,int id,int action,int depth)826 static void apply_fixup(struct hda_codec *codec, int id, int action, int depth)
827 {
828 const char *modelname = codec->fixup_name;
829
830 while (id >= 0) {
831 const struct hda_fixup *fix = codec->fixup_list + id;
832
833 if (++depth > 10)
834 break;
835 if (fix->chained_before)
836 apply_fixup(codec, fix->chain_id, action, depth + 1);
837
838 switch (fix->type) {
839 case HDA_FIXUP_PINS:
840 if (action != HDA_FIXUP_ACT_PRE_PROBE || !fix->v.pins)
841 break;
842 codec_dbg(codec, "%s: Apply pincfg for %s\n",
843 codec->core.chip_name, modelname);
844 snd_hda_apply_pincfgs(codec, fix->v.pins);
845 break;
846 case HDA_FIXUP_VERBS:
847 if (action != HDA_FIXUP_ACT_PROBE || !fix->v.verbs)
848 break;
849 codec_dbg(codec, "%s: Apply fix-verbs for %s\n",
850 codec->core.chip_name, modelname);
851 snd_hda_add_verbs(codec, fix->v.verbs);
852 break;
853 case HDA_FIXUP_FUNC:
854 if (!fix->v.func)
855 break;
856 codec_dbg(codec, "%s: Apply fix-func for %s\n",
857 codec->core.chip_name, modelname);
858 fix->v.func(codec, fix, action);
859 break;
860 case HDA_FIXUP_PINCTLS:
861 if (action != HDA_FIXUP_ACT_PROBE || !fix->v.pins)
862 break;
863 codec_dbg(codec, "%s: Apply pinctl for %s\n",
864 codec->core.chip_name, modelname);
865 set_pin_targets(codec, fix->v.pins);
866 break;
867 default:
868 codec_err(codec, "%s: Invalid fixup type %d\n",
869 codec->core.chip_name, fix->type);
870 break;
871 }
872 if (!fix->chained || fix->chained_before)
873 break;
874 id = fix->chain_id;
875 }
876 }
877
878 /**
879 * snd_hda_apply_fixup - Apply the fixup chain with the given action
880 * @codec: the HDA codec
881 * @action: fixup action (HDA_FIXUP_ACT_XXX)
882 */
snd_hda_apply_fixup(struct hda_codec * codec,int action)883 void snd_hda_apply_fixup(struct hda_codec *codec, int action)
884 {
885 if (codec->fixup_list)
886 apply_fixup(codec, codec->fixup_id, action, 0);
887 }
888 EXPORT_SYMBOL_GPL(snd_hda_apply_fixup);
889
890 #define IGNORE_SEQ_ASSOC (~(AC_DEFCFG_SEQUENCE | AC_DEFCFG_DEF_ASSOC))
891
pin_config_match(struct hda_codec * codec,const struct hda_pintbl * pins,bool match_all_pins)892 static bool pin_config_match(struct hda_codec *codec,
893 const struct hda_pintbl *pins,
894 bool match_all_pins)
895 {
896 const struct hda_pincfg *pin;
897 int i;
898
899 snd_array_for_each(&codec->init_pins, i, pin) {
900 hda_nid_t nid = pin->nid;
901 u32 cfg = pin->cfg;
902 const struct hda_pintbl *t_pins;
903 int found;
904
905 t_pins = pins;
906 found = 0;
907 for (; t_pins->nid; t_pins++) {
908 if (t_pins->nid == nid) {
909 found = 1;
910 if ((t_pins->val & IGNORE_SEQ_ASSOC) == (cfg & IGNORE_SEQ_ASSOC))
911 break;
912 else if ((cfg & 0xf0000000) == 0x40000000 && (t_pins->val & 0xf0000000) == 0x40000000)
913 break;
914 else
915 return false;
916 }
917 }
918 if (match_all_pins &&
919 !found && (cfg & 0xf0000000) != 0x40000000)
920 return false;
921 }
922
923 return true;
924 }
925
926 /**
927 * snd_hda_pick_pin_fixup - Pick up a fixup matching with the pin quirk list
928 * @codec: the HDA codec
929 * @pin_quirk: zero-terminated pin quirk list
930 * @fixlist: the fixup list
931 * @match_all_pins: all valid pins must match with the table entries
932 */
snd_hda_pick_pin_fixup(struct hda_codec * codec,const struct snd_hda_pin_quirk * pin_quirk,const struct hda_fixup * fixlist,bool match_all_pins)933 void snd_hda_pick_pin_fixup(struct hda_codec *codec,
934 const struct snd_hda_pin_quirk *pin_quirk,
935 const struct hda_fixup *fixlist,
936 bool match_all_pins)
937 {
938 const struct snd_hda_pin_quirk *pq;
939
940 if (codec->fixup_id != HDA_FIXUP_ID_NOT_SET)
941 return;
942
943 for (pq = pin_quirk; pq->subvendor; pq++) {
944 if ((codec->core.subsystem_id & 0xffff0000) != (pq->subvendor << 16))
945 continue;
946 if (codec->core.vendor_id != pq->codec)
947 continue;
948 if (pin_config_match(codec, pq->pins, match_all_pins)) {
949 codec->fixup_id = pq->value;
950 #ifdef CONFIG_SND_DEBUG_VERBOSE
951 codec->fixup_name = pq->name;
952 codec_dbg(codec, "%s: picked fixup %s (pin match)\n",
953 codec->core.chip_name, codec->fixup_name);
954 #endif
955 codec->fixup_list = fixlist;
956 return;
957 }
958 }
959 }
960 EXPORT_SYMBOL_GPL(snd_hda_pick_pin_fixup);
961
962 /**
963 * snd_hda_pick_fixup - Pick up a fixup matching with PCI/codec SSID or model string
964 * @codec: the HDA codec
965 * @models: NULL-terminated model string list
966 * @quirk: zero-terminated PCI/codec SSID quirk list
967 * @fixlist: the fixup list
968 *
969 * Pick up a fixup entry matching with the given model string or SSID.
970 * If a fixup was already set beforehand, the function doesn't do anything.
971 * When a special model string "nofixup" is given, also no fixup is applied.
972 *
973 * The function tries to find the matching model name at first, if given.
974 * If nothing matched, try to look up the PCI SSID.
975 * If still nothing matched, try to look up the codec SSID.
976 */
snd_hda_pick_fixup(struct hda_codec * codec,const struct hda_model_fixup * models,const struct snd_pci_quirk * quirk,const struct hda_fixup * fixlist)977 void snd_hda_pick_fixup(struct hda_codec *codec,
978 const struct hda_model_fixup *models,
979 const struct snd_pci_quirk *quirk,
980 const struct hda_fixup *fixlist)
981 {
982 const struct snd_pci_quirk *q;
983 int id = HDA_FIXUP_ID_NOT_SET;
984 const char *name = NULL;
985
986 if (codec->fixup_id != HDA_FIXUP_ID_NOT_SET)
987 return;
988
989 /* when model=nofixup is given, don't pick up any fixups */
990 if (codec->modelname && !strcmp(codec->modelname, "nofixup")) {
991 codec->fixup_list = NULL;
992 codec->fixup_name = NULL;
993 codec->fixup_id = HDA_FIXUP_ID_NO_FIXUP;
994 codec_dbg(codec, "%s: picked no fixup (nofixup specified)\n",
995 codec->core.chip_name);
996 return;
997 }
998
999 if (codec->modelname && models) {
1000 while (models->name) {
1001 if (!strcmp(codec->modelname, models->name)) {
1002 codec->fixup_id = models->id;
1003 codec->fixup_name = models->name;
1004 codec->fixup_list = fixlist;
1005 codec_dbg(codec, "%s: picked fixup %s (model specified)\n",
1006 codec->core.chip_name, codec->fixup_name);
1007 return;
1008 }
1009 models++;
1010 }
1011 }
1012 if (quirk) {
1013 q = snd_pci_quirk_lookup(codec->bus->pci, quirk);
1014 if (q) {
1015 id = q->value;
1016 #ifdef CONFIG_SND_DEBUG_VERBOSE
1017 name = q->name;
1018 codec_dbg(codec, "%s: picked fixup %s (PCI SSID%s)\n",
1019 codec->core.chip_name, name, q->subdevice_mask ? "" : " - vendor generic");
1020 #endif
1021 }
1022 }
1023 if (id < 0 && quirk) {
1024 for (q = quirk; q->subvendor || q->subdevice; q++) {
1025 unsigned int vendorid =
1026 q->subdevice | (q->subvendor << 16);
1027 unsigned int mask = 0xffff0000 | q->subdevice_mask;
1028 if ((codec->core.subsystem_id & mask) == (vendorid & mask)) {
1029 id = q->value;
1030 #ifdef CONFIG_SND_DEBUG_VERBOSE
1031 name = q->name;
1032 codec_dbg(codec, "%s: picked fixup %s (codec SSID)\n",
1033 codec->core.chip_name, name);
1034 #endif
1035 break;
1036 }
1037 }
1038 }
1039
1040 codec->fixup_id = id;
1041 if (id >= 0) {
1042 codec->fixup_list = fixlist;
1043 codec->fixup_name = name;
1044 }
1045 }
1046 EXPORT_SYMBOL_GPL(snd_hda_pick_fixup);
1047