diff options
Diffstat (limited to 'sound/pci/hda/hda_auto_parser.c')
| -rw-r--r-- | sound/pci/hda/hda_auto_parser.c | 759 |
1 files changed, 759 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_auto_parser.c b/sound/pci/hda/hda_auto_parser.c new file mode 100644 index 000000000000..f7520b9f909c --- /dev/null +++ b/sound/pci/hda/hda_auto_parser.c @@ -0,0 +1,759 @@ +/* + * BIOS auto-parser helper functions for HD-audio + * + * Copyright (c) 2012 Takashi Iwai <tiwai@suse.de> + * + * This driver is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/slab.h> +#include <linux/export.h> +#include <sound/core.h> +#include "hda_codec.h" +#include "hda_local.h" +#include "hda_auto_parser.h" + +#define SFX "hda_codec: " + +/* + * Helper for automatic pin configuration + */ + +static int is_in_nid_list(hda_nid_t nid, const hda_nid_t *list) +{ + for (; *list; list++) + if (*list == nid) + return 1; + return 0; +} + + +/* + * Sort an associated group of pins according to their sequence numbers. + */ +static void sort_pins_by_sequence(hda_nid_t *pins, short *sequences, + int num_pins) +{ + int i, j; + short seq; + hda_nid_t nid; + + for (i = 0; i < num_pins; i++) { + for (j = i + 1; j < num_pins; j++) { + if (sequences[i] > sequences[j]) { + seq = sequences[i]; + sequences[i] = sequences[j]; + sequences[j] = seq; + nid = pins[i]; + pins[i] = pins[j]; + pins[j] = nid; + } + } + } +} + + +/* add the found input-pin to the cfg->inputs[] table */ +static void add_auto_cfg_input_pin(struct auto_pin_cfg *cfg, hda_nid_t nid, + int type) +{ + if (cfg->num_inputs < AUTO_CFG_MAX_INS) { + cfg->inputs[cfg->num_inputs].pin = nid; + cfg->inputs[cfg->num_inputs].type = type; + cfg->num_inputs++; + } +} + +/* sort inputs in the order of AUTO_PIN_* type */ +static void sort_autocfg_input_pins(struct auto_pin_cfg *cfg) +{ + int i, j; + + for (i = 0; i < cfg->num_inputs; i++) { + for (j = i + 1; j < cfg->num_inputs; j++) { + if (cfg->inputs[i].type > cfg->inputs[j].type) { + struct auto_pin_cfg_item tmp; + tmp = cfg->inputs[i]; + cfg->inputs[i] = cfg->inputs[j]; + cfg->inputs[j] = tmp; + } + } + } +} + +/* Reorder the surround channels + * ALSA sequence is front/surr/clfe/side + * HDA sequence is: + * 4-ch: front/surr => OK as it is + * 6-ch: front/clfe/surr + * 8-ch: front/clfe/rear/side|fc + */ +static void reorder_outputs(unsigned int nums, hda_nid_t *pins) +{ + hda_nid_t nid; + + switch (nums) { + case 3: + case 4: + nid = pins[1]; + pins[1] = pins[2]; + pins[2] = nid; + break; + } +} + +/* + * Parse all pin widgets and store the useful pin nids to cfg + * + * The number of line-outs or any primary output is stored in line_outs, + * and the corresponding output pins are assigned to line_out_pins[], + * in the order of front, rear, CLFE, side, ... + * + * If more extra outputs (speaker and headphone) are found, the pins are + * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack + * is detected, one of speaker of HP pins is assigned as the primary + * output, i.e. to line_out_pins[0]. So, line_outs is always positive + * if any analog output exists. + * + * The analog input pins are assigned to inputs array. + * The digital input/output pins are assigned to dig_in_pin and dig_out_pin, + * respectively. + */ +int snd_hda_parse_pin_defcfg(struct hda_codec *codec, + struct auto_pin_cfg *cfg, + const hda_nid_t *ignore_nids, + unsigned int cond_flags) +{ + hda_nid_t nid, end_nid; + short seq, assoc_line_out; + short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)]; + short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)]; + short sequences_hp[ARRAY_SIZE(cfg->hp_pins)]; + int i; + + memset(cfg, 0, sizeof(*cfg)); + + memset(sequences_line_out, 0, sizeof(sequences_line_out)); + memset(sequences_speaker, 0, sizeof(sequences_speaker)); + memset(sequences_hp, 0, sizeof(sequences_hp)); + assoc_line_out = 0; + + codec->ignore_misc_bit = true; + end_nid = codec->start_nid + codec->num_nodes; + for (nid = codec->start_nid; nid < end_nid; nid++) { + unsigned int wid_caps = get_wcaps(codec, nid); + unsigned int wid_type = get_wcaps_type(wid_caps); + unsigned int def_conf; + short assoc, loc, conn, dev; + + /* read all default configuration for pin complex */ + if (wid_type != AC_WID_PIN) + continue; + /* ignore the given nids (e.g. pc-beep returns error) */ + if (ignore_nids && is_in_nid_list(nid, ignore_nids)) + continue; + + def_conf = snd_hda_codec_get_pincfg(codec, nid); + if (!(get_defcfg_misc(snd_hda_codec_get_pincfg(codec, nid)) & + AC_DEFCFG_MISC_NO_PRESENCE)) + codec->ignore_misc_bit = false; + conn = get_defcfg_connect(def_conf); + if (conn == AC_JACK_PORT_NONE) + continue; + loc = get_defcfg_location(def_conf); + dev = get_defcfg_device(def_conf); + + /* workaround for buggy BIOS setups */ + if (dev == AC_JACK_LINE_OUT) { + if (conn == AC_JACK_PORT_FIXED) + dev = AC_JACK_SPEAKER; + } + + switch (dev) { + case AC_JACK_LINE_OUT: + seq = get_defcfg_sequence(def_conf); + assoc = get_defcfg_association(def_conf); + + if (!(wid_caps & AC_WCAP_STEREO)) + if (!cfg->mono_out_pin) + cfg->mono_out_pin = nid; + if (!assoc) + continue; + if (!assoc_line_out) + assoc_line_out = assoc; + else if (assoc_line_out != assoc) + continue; + if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins)) + continue; + cfg->line_out_pins[cfg->line_outs] = nid; + sequences_line_out[cfg->line_outs] = seq; + cfg->line_outs++; + break; + case AC_JACK_SPEAKER: + seq = get_defcfg_sequence(def_conf); + assoc = get_defcfg_association(def_conf); + if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins)) + continue; + cfg->speaker_pins[cfg->speaker_outs] = nid; + sequences_speaker[cfg->speaker_outs] = (assoc << 4) | seq; + cfg->speaker_outs++; + break; + case AC_JACK_HP_OUT: + seq = get_defcfg_sequence(def_conf); + assoc = get_defcfg_association(def_conf); + if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins)) + continue; + cfg->hp_pins[cfg->hp_outs] = nid; + sequences_hp[cfg->hp_outs] = (assoc << 4) | seq; + cfg->hp_outs++; + break; + case AC_JACK_MIC_IN: + add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_MIC); + break; + case AC_JACK_LINE_IN: + add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_LINE_IN); + break; + case AC_JACK_CD: + add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_CD); + break; + case AC_JACK_AUX: + add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_AUX); + break; + case AC_JACK_SPDIF_OUT: + case AC_JACK_DIG_OTHER_OUT: + if (cfg->dig_outs >= ARRAY_SIZE(cfg->dig_out_pins)) + continue; + cfg->dig_out_pins[cfg->dig_outs] = nid; + cfg->dig_out_type[cfg->dig_outs] = + (loc == AC_JACK_LOC_HDMI) ? + HDA_PCM_TYPE_HDMI : HDA_PCM_TYPE_SPDIF; + cfg->dig_outs++; + break; + case AC_JACK_SPDIF_IN: + case AC_JACK_DIG_OTHER_IN: + cfg->dig_in_pin = nid; + if (loc == AC_JACK_LOC_HDMI) + cfg->dig_in_type = HDA_PCM_TYPE_HDMI; + else + cfg->dig_in_type = HDA_PCM_TYPE_SPDIF; + break; + } + } + + /* FIX-UP: + * If no line-out is defined but multiple HPs are found, + * some of them might be the real line-outs. + */ + if (!cfg->line_outs && cfg->hp_outs > 1 && + !(cond_flags & HDA_PINCFG_NO_HP_FIXUP)) { + int i = 0; + while (i < cfg->hp_outs) { + /* The real HPs should have the sequence 0x0f */ + if ((sequences_hp[i] & 0x0f) == 0x0f) { + i++; + continue; + } + /* Move it to the line-out table */ + cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i]; + sequences_line_out[cfg->line_outs] = sequences_hp[i]; + cfg->line_outs++; + cfg->hp_outs--; + memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1, + sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i)); + memmove(sequences_hp + i, sequences_hp + i + 1, + sizeof(sequences_hp[0]) * (cfg->hp_outs - i)); + } + memset(cfg->hp_pins + cfg->hp_outs, 0, + sizeof(hda_nid_t) * (AUTO_CFG_MAX_OUTS - cfg->hp_outs)); + if (!cfg->hp_outs) + cfg->line_out_type = AUTO_PIN_HP_OUT; + + } + + /* sort by sequence */ + sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out, + cfg->line_outs); + sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker, + cfg->speaker_outs); + sort_pins_by_sequence(cfg->hp_pins, sequences_hp, + cfg->hp_outs); + + /* + * FIX-UP: if no line-outs are detected, try to use speaker or HP pin + * as a primary output + */ + if (!cfg->line_outs && + !(cond_flags & HDA_PINCFG_NO_LO_FIXUP)) { + if (cfg->speaker_outs) { + cfg->line_outs = cfg->speaker_outs; + memcpy(cfg->line_out_pins, cfg->speaker_pins, + sizeof(cfg->speaker_pins)); + cfg->speaker_outs = 0; + memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins)); + cfg->line_out_type = AUTO_PIN_SPEAKER_OUT; + } else if (cfg->hp_outs) { + cfg->line_outs = cfg->hp_outs; + memcpy(cfg->line_out_pins, cfg->hp_pins, + sizeof(cfg->hp_pins)); + cfg->hp_outs = 0; + memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins)); + cfg->line_out_type = AUTO_PIN_HP_OUT; + } + } + + reorder_outputs(cfg->line_outs, cfg->line_out_pins); + reorder_outputs(cfg->hp_outs, cfg->hp_pins); + reorder_outputs(cfg->speaker_outs, cfg->speaker_pins); + + sort_autocfg_input_pins(cfg); + + /* + * debug prints of the parsed results + */ + snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x) type:%s\n", + cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1], + cfg->line_out_pins[2], cfg->line_out_pins[3], + cfg->line_out_pins[4], + cfg->line_out_type == AUTO_PIN_HP_OUT ? "hp" : + (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT ? + "speaker" : "line")); + snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n", + cfg->speaker_outs, cfg->speaker_pins[0], + cfg->speaker_pins[1], cfg->speaker_pins[2], + cfg->speaker_pins[3], cfg->speaker_pins[4]); + snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n", + cfg->hp_outs, cfg->hp_pins[0], + cfg->hp_pins[1], cfg->hp_pins[2], + cfg->hp_pins[3], cfg->hp_pins[4]); + snd_printd(" mono: mono_out=0x%x\n", cfg->mono_out_pin); + if (cfg->dig_outs) + snd_printd(" dig-out=0x%x/0x%x\n", + cfg->dig_out_pins[0], cfg->dig_out_pins[1]); + snd_printd(" inputs:"); + for (i = 0; i < cfg->num_inputs; i++) { + snd_printd(" %s=0x%x", + hda_get_autocfg_input_label(codec, cfg, i), + cfg->inputs[i].pin); + } + snd_printd("\n"); + if (cfg->dig_in_pin) + snd_printd(" dig-in=0x%x\n", cfg->dig_in_pin); + + return 0; +} +EXPORT_SYMBOL_HDA(snd_hda_parse_pin_defcfg); + +int snd_hda_get_input_pin_attr(unsigned int def_conf) +{ + unsigned int loc = get_defcfg_location(def_conf); + unsigned int conn = get_defcfg_connect(def_conf); + if (conn == AC_JACK_PORT_NONE) + return INPUT_PIN_ATTR_UNUSED; + /* Windows may claim the internal mic to be BOTH, too */ + if (conn == AC_JACK_PORT_FIXED || conn == AC_JACK_PORT_BOTH) + return INPUT_PIN_ATTR_INT; + if ((loc & 0x30) == AC_JACK_LOC_INTERNAL) + return INPUT_PIN_ATTR_INT; + if ((loc & 0x30) == AC_JACK_LOC_SEPARATE) + return INPUT_PIN_ATTR_DOCK; + if (loc == AC_JACK_LOC_REAR) + return INPUT_PIN_ATTR_REAR; + if (loc == AC_JACK_LOC_FRONT) + return INPUT_PIN_ATTR_FRONT; + return INPUT_PIN_ATTR_NORMAL; +} +EXPORT_SYMBOL_HDA(snd_hda_get_input_pin_attr); + +/** + * hda_get_input_pin_label - Give a label for the given input pin + * + * When check_location is true, the function checks the pin location + * for mic and line-in pins, and set an appropriate prefix like "Front", + * "Rear", "Internal". + */ + +static const char *hda_get_input_pin_label(struct hda_codec *codec, + hda_nid_t pin, bool check_location) +{ + unsigned int def_conf; + static const char * const mic_names[] = { + "Internal Mic", "Dock Mic", "Mic", "Front Mic", "Rear Mic", + }; + int attr; + + def_conf = snd_hda_codec_get_pincfg(codec, pin); + + switch (get_defcfg_device(def_conf)) { + case AC_JACK_MIC_IN: + if (!check_location) + return "Mic"; + attr = snd_hda_get_input_pin_attr(def_conf); + if (!attr) + return "None"; + return mic_names[attr - 1]; + case AC_JACK_LINE_IN: + if (!check_location) + return "Line"; + attr = snd_hda_get_input_pin_attr(def_conf); + if (!attr) + return "None"; + if (attr == INPUT_PIN_ATTR_DOCK) + return "Dock Line"; + return "Line"; + case AC_JACK_AUX: + return "Aux"; + case AC_JACK_CD: + return "CD"; + case AC_JACK_SPDIF_IN: + return "SPDIF In"; + case AC_JACK_DIG_OTHER_IN: + return "Digital In"; + default: + return "Misc"; + } +} + +/* Check whether the location prefix needs to be added to the label. + * If all mic-jacks are in the same location (e.g. rear panel), we don't + * have to put "Front" prefix to each label. In such a case, returns false. + */ +static int check_mic_location_need(struct hda_codec *codec, + const struct auto_pin_cfg *cfg, + int input) +{ + unsigned int defc; + int i, attr, attr2; + + defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[input].pin); + attr = snd_hda_get_input_pin_attr(defc); + /* for internal or docking mics, we need locations */ + if (attr <= INPUT_PIN_ATTR_NORMAL) + return 1; + + attr = 0; + for (i = 0; i < cfg->num_inputs; i++) { + defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[i].pin); + attr2 = snd_hda_get_input_pin_attr(defc); + if (attr2 >= INPUT_PIN_ATTR_NORMAL) { + if (attr && attr != attr2) + return 1; /* different locations found */ + attr = attr2; + } + } + return 0; +} + +/** + * hda_get_autocfg_input_label - Get a label for the given input + * + * Get a label for the given input pin defined by the autocfg item. + * Unlike hda_get_input_pin_label(), this function checks all inputs + * defined in autocfg and avoids the redundant mic/line prefix as much as + * possible. + */ +const char *hda_get_autocfg_input_label(struct hda_codec *codec, + const struct auto_pin_cfg *cfg, + int input) +{ + int type = cfg->inputs[input].type; + int has_multiple_pins = 0; + + if ((input > 0 && cfg->inputs[input - 1].type == type) || + (input < cfg->num_inputs - 1 && cfg->inputs[input + 1].type == type)) + has_multiple_pins = 1; + if (has_multiple_pins && type == AUTO_PIN_MIC) + has_multiple_pins &= check_mic_location_need(codec, cfg, input); + return hda_get_input_pin_label(codec, cfg->inputs[input].pin, + has_multiple_pins); +} +EXPORT_SYMBOL_HDA(hda_get_autocfg_input_label); + +/* return the position of NID in the list, or -1 if not found */ +static int find_idx_in_nid_list(hda_nid_t nid, const hda_nid_t *list, int nums) +{ + int i; + for (i = 0; i < nums; i++) + if (list[i] == nid) + return i; + return -1; +} + +/* get a unique suffix or an index number */ +static const char *check_output_sfx(hda_nid_t nid, const hda_nid_t *pins, + int num_pins, int *indexp) +{ + static const char * const channel_sfx[] = { + " Front", " Surround", " CLFE", " Side" + }; + int i; + + i = find_idx_in_nid_list(nid, pins, num_pins); + if (i < 0) + return NULL; + if (num_pins == 1) + return ""; + if (num_pins > ARRAY_SIZE(channel_sfx)) { + if (indexp) + *indexp = i; + return ""; + } + return channel_sfx[i]; +} + +static int 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) +{ + unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid); + int attr = snd_hda_get_input_pin_attr(def_conf); + const char *pfx = "", *sfx = ""; + + /* handle as a speaker if it's a fixed line-out */ + if (!strcmp(name, "Line Out") && attr == INPUT_PIN_ATTR_INT) + name = "Speaker"; + /* check the location */ + switch (attr) { + case INPUT_PIN_ATTR_DOCK: + pfx = "Dock "; + break; + case INPUT_PIN_ATTR_FRONT: + pfx = "Front "; + break; + } + if (cfg) { + /* try to give a unique suffix if needed */ + sfx = check_output_sfx(nid, cfg->line_out_pins, cfg->line_outs, + indexp); + if (!sfx) + sfx = check_output_sfx(nid, cfg->speaker_pins, cfg->speaker_outs, + indexp); + if (!sfx) { + /* don't add channel suffix for Headphone controls */ + int idx = find_idx_in_nid_list(nid, cfg->hp_pins, + cfg->hp_outs); + if (idx >= 0) + *indexp = idx; + sfx = ""; + } + } + snprintf(label, maxlen, "%s%s%s", pfx, name, sfx); + return 1; +} + +/** + * snd_hda_get_pin_label - Get a label for the given I/O pin + * + * Get a label for the given pin. This function works for both input and + * output pins. When @cfg is given as non-NULL, the function tries to get + * an optimized label using hda_get_autocfg_input_label(). + * + * This function tries to give a unique label string for the pin as much as + * possible. For example, when the multiple line-outs are present, it adds + * the channel suffix like "Front", "Surround", etc (only when @cfg is given). + * If no unique name with a suffix is available and @indexp is non-NULL, the + * index number is stored in the pointer. + */ +int 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) +{ + unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid); + const char *name = NULL; + int i; + + if (indexp) + *indexp = 0; + if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE) + return 0; + + switch (get_defcfg_device(def_conf)) { + case AC_JACK_LINE_OUT: + return fill_audio_out_name(codec, nid, cfg, "Line Out", + label, maxlen, indexp); + case AC_JACK_SPEAKER: + return fill_audio_out_name(codec, nid, cfg, "Speaker", + label, maxlen, indexp); + case AC_JACK_HP_OUT: + return fill_audio_out_name(codec, nid, cfg, "Headphone", + label, maxlen, indexp); + case AC_JACK_SPDIF_OUT: + case AC_JACK_DIG_OTHER_OUT: + if (get_defcfg_location(def_conf) == AC_JACK_LOC_HDMI) + name = "HDMI"; + else + name = "SPDIF"; + if (cfg && indexp) { + i = find_idx_in_nid_list(nid, cfg->dig_out_pins, + cfg->dig_outs); + if (i >= 0) + *indexp = i; + } + break; + default: + if (cfg) { + for (i = 0; i < cfg->num_inputs; i++) { + if (cfg->inputs[i].pin != nid) + continue; + name = hda_get_autocfg_input_label(codec, cfg, i); + if (name) + break; + } + } + if (!name) + name = hda_get_input_pin_label(codec, nid, true); + break; + } + if (!name) + return 0; + strlcpy(label, name, maxlen); + return 1; +} +EXPORT_SYMBOL_HDA(snd_hda_get_pin_label); + +int snd_hda_gen_add_verbs(struct hda_gen_spec *spec, + const struct hda_verb *list) +{ + const struct hda_verb **v; + v = snd_array_new(&spec->verbs); + if (!v) + return -ENOMEM; + *v = list; + return 0; +} +EXPORT_SYMBOL_HDA(snd_hda_gen_add_verbs); + +void snd_hda_gen_apply_verbs(struct hda_codec *codec) +{ + struct hda_gen_spec *spec = codec->spec; + int i; + for (i = 0; i < spec->verbs.used; i++) { + struct hda_verb **v = snd_array_elem(&spec->verbs, i); + snd_hda_sequence_write(codec, *v); + } +} +EXPORT_SYMBOL_HDA(snd_hda_gen_apply_verbs); + +void snd_hda_apply_pincfgs(struct hda_codec *codec, + const struct hda_pintbl *cfg) +{ + for (; cfg->nid; cfg++) + snd_hda_codec_set_pincfg(codec, cfg->nid, cfg->val); +} +EXPORT_SYMBOL_HDA(snd_hda_apply_pincfgs); + +void snd_hda_apply_fixup(struct hda_codec *codec, int action) +{ + struct hda_gen_spec *spec = codec->spec; + int id = spec->fixup_id; +#ifdef CONFIG_SND_DEBUG_VERBOSE + const char *modelname = spec->fixup_name; +#endif + int depth = 0; + + if (!spec->fixup_list) + return; + + while (id >= 0) { + const struct hda_fixup *fix = spec->fixup_list + id; + + switch (fix->type) { + case HDA_FIXUP_PINS: + if (action != HDA_FIXUP_ACT_PRE_PROBE || !fix->v.pins) + break; + snd_printdd(KERN_INFO SFX + "%s: Apply pincfg for %s\n", + codec->chip_name, modelname); + snd_hda_apply_pincfgs(codec, fix->v.pins); + break; + case HDA_FIXUP_VERBS: + if (action != HDA_FIXUP_ACT_PROBE || !fix->v.verbs) + break; + snd_printdd(KERN_INFO SFX + "%s: Apply fix-verbs for %s\n", + codec->chip_name, modelname); + snd_hda_gen_add_verbs(codec->spec, fix->v.verbs); + break; + case HDA_FIXUP_FUNC: + if (!fix->v.func) + break; + snd_printdd(KERN_INFO SFX + "%s: Apply fix-func for %s\n", + codec->chip_name, modelname); + fix->v.func(codec, fix, action); + break; + default: + snd_printk(KERN_ERR SFX + "%s: Invalid fixup type %d\n", + codec->chip_name, fix->type); + break; + } + if (!fix->chained) + break; + if (++depth > 10) + break; + id = fix->chain_id; + } +} +EXPORT_SYMBOL_HDA(snd_hda_apply_fixup); + +void 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) +{ + struct hda_gen_spec *spec = codec->spec; + const struct snd_pci_quirk *q; + int id = -1; + const char *name = NULL; + + /* when model=nofixup is given, don't pick up any fixups */ + if (codec->modelname && !strcmp(codec->modelname, "nofixup")) { + spec->fixup_list = NULL; + spec->fixup_id = -1; + return; + } + + if (codec->modelname && models) { + while (models->name) { + if (!strcmp(codec->modelname, models->name)) { + id = models->id; + name = models->name; + break; + } + models++; + } + } + if (id < 0) { + q = snd_pci_quirk_lookup(codec->bus->pci, quirk); + if (q) { + id = q->value; +#ifdef CONFIG_SND_DEBUG_VERBOSE + name = q->name; +#endif + } + } + if (id < 0) { + for (q = quirk; q->subvendor; q++) { + unsigned int vendorid = + q->subdevice | (q->subvendor << 16); + if (vendorid == codec->subsystem_id) { + id = q->value; +#ifdef CONFIG_SND_DEBUG_VERBOSE + name = q->name; +#endif + break; + } + } + } + + spec->fixup_id = id; + if (id >= 0) { + spec->fixup_list = fixlist; + spec->fixup_name = name; + } +} +EXPORT_SYMBOL_HDA(snd_hda_pick_fixup); |