// SPDX-License-Identifier: GPL-2.0-or-later /* * BIOS auto-parser helper functions for HD-audio * * Copyright (c) 2012 Takashi Iwai */ #include #include #include #include #include #include "hda_local.h" #include "hda_auto_parser.h" /* * 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; } /* a pair of input pin and its sequence */ struct auto_out_pin { hda_nid_t pin; short seq; }; static int compare_seq(const void *ap, const void *bp) { const struct auto_out_pin *a = ap; const struct auto_out_pin *b = bp; return (int)(a->seq - b->seq); } /* * Sort an associated group of pins according to their sequence numbers. * then store it to a pin array. */ static void sort_pins_by_sequence(hda_nid_t *pins, struct auto_out_pin *list, int num_pins) { int i; sort(list, num_pins, sizeof(list[0]), compare_seq, NULL); for (i = 0; i < num_pins; i++) pins[i] = list[i].pin; } /* add the found input-pin to the cfg->inputs[] table */ static void add_auto_cfg_input_pin(struct hda_codec *codec, 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->inputs[cfg->num_inputs].has_boost_on_pin = nid_has_volume(codec, nid, HDA_INPUT); cfg->num_inputs++; } } static int compare_input_type(const void *ap, const void *bp) { const struct auto_pin_cfg_item *a = ap; const struct auto_pin_cfg_item *b = bp; if (a->type != b->type) return (int)(a->type - b->type); /* If has both hs_mic and hp_mic, pick the hs_mic ahead of hp_mic. */ if (a->is_headset_mic && b->is_headphone_mic) return -1; /* don't swap */ else if (a->is_headphone_mic && b->is_headset_mic) return 1; /* swap */ /* In case one has boost and the other one has not, pick the one with boost first. */ return (int)(b->has_boost_on_pin - a->has_boost_on_pin); } /* 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) { switch (nums) { case 3: case 4: swap(pins[1], pins[2]); break; } } /* check whether the given pin has a proper pin I/O capability bit */ static bool check_pincap_validity(struct hda_codec *codec, hda_nid_t pin, unsigned int dev) { unsigned int pincap = snd_hda_query_pin_caps(codec, pin); /* some old hardware don't return the proper pincaps */ if (!pincap) return true; switch (dev) { case AC_JACK_LINE_OUT: case AC_JACK_SPEAKER: case AC_JACK_HP_OUT: case AC_JACK_SPDIF_OUT: case AC_JACK_DIG_OTHER_OUT: return !!(pincap & AC_PINCAP_OUT); default: return !!(pincap & AC_PINCAP_IN); } } static bool can_be_headset_mic(struct hda_codec *codec, struct auto_pin_cfg_item *item, int seq_number) { int attr; unsigned int def_conf; if (item->type != AUTO_PIN_MIC) return false; if (item->is_headset_mic || item->is_headphone_mic) return false; /* Already assigned */ def_conf = snd_hda_codec_get_pincfg(codec, item->pin); attr = snd_hda_get_input_pin_attr(def_conf); if (attr <= INPUT_PIN_ATTR_DOCK) return false; if (seq_number >= 0) { int seq = get_defcfg_sequence(def_conf); if (seq != seq_number) return false; } return true; } /* * 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; short seq, assoc_line_out; struct auto_out_pin line_out[ARRAY_SIZE(cfg->line_out_pins)]; struct auto_out_pin speaker_out[ARRAY_SIZE(cfg->speaker_pins)]; struct auto_out_pin hp_out[ARRAY_SIZE(cfg->hp_pins)]; int i; if (!snd_hda_get_int_hint(codec, "parser_flags", &i)) cond_flags = i; memset(cfg, 0, sizeof(*cfg)); memset(line_out, 0, sizeof(line_out)); memset(speaker_out, 0, sizeof(speaker_out)); memset(hp_out, 0, sizeof(hp_out)); assoc_line_out = 0; for_each_hda_codec_node(nid, codec) { 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); 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 || conn == AC_JACK_PORT_BOTH) dev = AC_JACK_SPEAKER; } if (!check_pincap_validity(codec, nid, dev)) continue; 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) { codec_info(codec, "ignore pin 0x%x with mismatching assoc# 0x%x vs 0x%x\n", nid, assoc, assoc_line_out); continue; } if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins)) { codec_info(codec, "ignore pin 0x%x, too many assigned pins\n", nid); continue; } line_out[cfg->line_outs].pin = nid; line_out[cfg->line_outs].seq = 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)) { codec_info(codec, "ignore pin 0x%x, too many assigned pins\n", nid); continue; } speaker_out[cfg->speaker_outs].pin = nid; speaker_out[cfg->speaker_outs].seq = (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)) { codec_info(codec, "ignore pin 0x%x, too many assigned pins\n", nid); continue; } hp_out[cfg->hp_outs].pin = nid; hp_out[cfg->hp_outs].seq = (assoc << 4) | seq; cfg->hp_outs++; break; case AC_JACK_MIC_IN: add_auto_cfg_input_pin(codec, cfg, nid, AUTO_PIN_MIC); break; case AC_JACK_LINE_IN: add_auto_cfg_input_pin(codec, cfg, nid, AUTO_PIN_LINE_IN); break; case AC_JACK_CD: add_auto_cfg_input_pin(codec, cfg, nid, AUTO_PIN_CD); break; case AC_JACK_AUX: add_auto_cfg_input_pin(codec, 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)) { codec_info(codec, "ignore pin 0x%x, too many assigned pins\n", nid); 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; } } /* Find a pin that could be a headset or headphone mic */ if (cond_flags & HDA_PINCFG_HEADSET_MIC || cond_flags & HDA_PINCFG_HEADPHONE_MIC) { bool hsmic = !!(cond_flags & HDA_PINCFG_HEADSET_MIC); bool hpmic = !!(cond_flags & HDA_PINCFG_HEADPHONE_MIC); for (i = 0; (hsmic || hpmic) && (i < cfg->num_inputs); i++) if (hsmic && can_be_headset_mic(codec, &cfg->inputs[i], 0xc)) { cfg->inputs[i].is_headset_mic = 1; hsmic = false; } else if (hpmic && can_be_headset_mic(codec, &cfg->inputs[i], 0xd)) { cfg->inputs[i].is_headphone_mic = 1; hpmic = false; } /* If we didn't find our sequence number mark, fall back to any sequence number */ for (i = 0; (hsmic || hpmic) && (i < cfg->num_inputs); i++) { if (!can_be_headset_mic(codec, &cfg->inputs[i], -1)) continue; if (hsmic) { cfg->inputs[i].is_headset_mic = 1; hsmic = false; } else if (hpmic) { cfg->inputs[i].is_headphone_mic = 1; hpmic = false; } } if (hsmic) codec_dbg(codec, "Told to look for a headset mic, but didn't find any.\n"); if (hpmic) codec_dbg(codec, "Told to look for a headphone mic, but didn't find any.\n"); } /* 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)) { i = 0; while (i < cfg->hp_outs) { /* The real HPs should have the sequence 0x0f */ if ((hp_out[i].seq & 0x0f) == 0x0f) { i++; continue; } /* Move it to the line-out table */ line_out[cfg->line_outs++] = hp_out[i]; cfg->hp_outs--; memmove(hp_out + i, hp_out + i + 1, sizeof(hp_out[0]) * (cfg->hp_outs - i)); } memset(hp_out + cfg->hp_outs, 0, sizeof(hp_out[0]) * (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, line_out, cfg->line_outs); sort_pins_by_sequence(cfg->speaker_pins, speaker_out, cfg->speaker_outs); sort_pins_by_sequence(cfg->hp_pins, hp_out, 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 inputs in the order of AUTO_PIN_* type */ sort(cfg->inputs, cfg->num_inputs, sizeof(cfg->inputs[0]), compare_input_type, NULL); /* * debug prints of the parsed results */ codec_info(codec, "autoconfig for %s: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x) type:%s\n", codec->core.chip_name, 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")); codec_info(codec, " 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]); codec_info(codec, " 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]); codec_info(codec, " mono: mono_out=0x%x\n", cfg->mono_out_pin); if (cfg->dig_outs) codec_info(codec, " dig-out=0x%x/0x%x\n", cfg->dig_out_pins[0], cfg->dig_out_pins[1]); codec_info(codec, " inputs:\n"); for (i = 0; i < cfg->num_inputs; i++) { codec_info(codec, " %s=0x%x\n", hda_get_autocfg_input_label(codec, cfg, i), cfg->inputs[i].pin); } if (cfg->dig_in_pin) codec_info(codec, " dig-in=0x%x\n", cfg->dig_in_pin); return 0; } EXPORT_SYMBOL_GPL(snd_hda_parse_pin_defcfg); /** * snd_hda_get_input_pin_attr - Get the input pin attribute from pin config * @def_conf: pin configuration value * * Guess the input pin attribute (INPUT_PIN_ATTR_XXX) from the given * default pin configuration value. */ 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_GPL(snd_hda_get_input_pin_attr); /** * hda_get_input_pin_label - Give a label for the given input pin * @codec: the HDA codec * @item: ping config item to refer * @pin: the pin NID * @check_location: flag to add the jack location prefix * * 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, const struct auto_pin_cfg_item *item, hda_nid_t pin, bool check_location) { unsigned int def_conf; static const char * const mic_names[] = { "Internal Mic", "Dock Mic", "Mic", "Rear Mic", "Front Mic" }; int attr; def_conf = snd_hda_codec_get_pincfg(codec, pin); switch (get_defcfg_device(def_conf)) { case AC_JACK_MIC_IN: if (item && item->is_headset_mic) return "Headset Mic"; if (item && item->is_headphone_mic) return "Headphone Mic"; 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"; case AC_JACK_HP_OUT: return "Headphone Mic"; 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 * @codec: the HDA codec * @cfg: the parsed pin configuration * @input: the input index number * * 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); has_multiple_pins |= codec->force_pin_prefix; return hda_get_input_pin_label(codec, &cfg->inputs[input], cfg->inputs[input].pin, has_multiple_pins); } EXPORT_SYMBOL_GPL(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 const char *check_output_pfx(struct hda_codec *codec, hda_nid_t nid) { unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid); int attr = snd_hda_get_input_pin_attr(def_conf); /* check the location */ switch (attr) { case INPUT_PIN_ATTR_DOCK: return "Dock "; case INPUT_PIN_ATTR_FRONT: return "Front "; } return ""; } static int get_hp_label_index(struct hda_codec *codec, hda_nid_t nid, const hda_nid_t *pins, int num_pins) { int i, j, idx = 0; const char *pfx = check_output_pfx(codec, nid); i = find_idx_in_nid_list(nid, pins, num_pins); if (i < 0) return -1; for (j = 0; j < i; j++) if (pfx == check_output_pfx(codec, pins[j])) idx++; return idx; } 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"; pfx = check_output_pfx(codec, nid); 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 = get_hp_label_index(codec, nid, cfg->hp_pins, cfg->hp_outs); if (idx >= 0 && indexp) *indexp = idx; sfx = ""; } } snprintf(label, maxlen, "%s%s%s", pfx, name, sfx); return 1; } #define is_hdmi_cfg(conf) \ (get_defcfg_location(conf) == AC_JACK_LOC_HDMI) /** * snd_hda_get_pin_label - Get a label for the given I/O pin * @codec: the HDA codec * @nid: pin NID * @cfg: the parsed pin configuration * @label: the string buffer to store * @maxlen: the max length of string buffer (including termination) * @indexp: the pointer to return the index number (for multiple ctls) * * 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; bool hdmi; 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: hdmi = is_hdmi_cfg(def_conf); name = hdmi ? "HDMI" : "SPDIF"; if (cfg && indexp) for (i = 0; i < cfg->dig_outs; i++) { hda_nid_t pin = cfg->dig_out_pins[i]; unsigned int c; if (pin == nid) break; c = snd_hda_codec_get_pincfg(codec, pin); if (hdmi == is_hdmi_cfg(c)) (*indexp)++; } 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, NULL, nid, true); break; } if (!name) return 0; strscpy(label, name, maxlen); return 1; } EXPORT_SYMBOL_GPL(snd_hda_get_pin_label); /** * snd_hda_add_verbs - Add verbs to the init list * @codec: the HDA codec * @list: zero-terminated verb list to add * * Append the given verb list to the execution list. The verbs will be * performed at init and resume time via snd_hda_apply_verbs(). */ int snd_hda_add_verbs(struct hda_codec *codec, const struct hda_verb *list) { const struct hda_verb **v; v = snd_array_new(&codec->verbs); if (!v) return -ENOMEM; *v = list; return 0; } EXPORT_SYMBOL_GPL(snd_hda_add_verbs); /** * snd_hda_apply_verbs - Execute the init verb lists * @codec: the HDA codec */ void snd_hda_apply_verbs(struct hda_codec *codec) { const struct hda_verb **v; int i; snd_array_for_each(&codec->verbs, i, v) snd_hda_sequence_write(codec, *v); } EXPORT_SYMBOL_GPL(snd_hda_apply_verbs); /** * snd_hda_apply_pincfgs - Set each pin config in the given list * @codec: the HDA codec * @cfg: NULL-terminated pin config table */ 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_GPL(snd_hda_apply_pincfgs); static void set_pin_targets(struct hda_codec *codec, const struct hda_pintbl *cfg) { for (; cfg->nid; cfg++) snd_hda_set_pin_ctl_cache(codec, cfg->nid, cfg->val); } void __snd_hda_apply_fixup(struct hda_codec *codec, int id, int action, int depth) { const char *modelname = codec->fixup_name; while (id >= 0) { const struct hda_fixup *fix = codec->fixup_list + id; if (++depth > 10) break; if (fix->chained_before) __snd_hda_apply_fixup(codec, fix->chain_id, action, depth + 1); switch (fix->type) { case HDA_FIXUP_PINS: if (action != HDA_FIXUP_ACT_PRE_PROBE || !fix->v.pins) break; codec_dbg(codec, "%s: Apply pincfg for %s\n", codec->core.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; codec_dbg(codec, "%s: Apply fix-verbs for %s\n", codec->core.chip_name, modelname); snd_hda_add_verbs(codec, fix->v.verbs); break; case HDA_FIXUP_FUNC: if (!fix->v.func) break; codec_dbg(codec, "%s: Apply fix-func for %s\n", codec->core.chip_name, modelname); fix->v.func(codec, fix, action); break; case HDA_FIXUP_PINCTLS: if (action != HDA_FIXUP_ACT_PROBE || !fix->v.pins) break; codec_dbg(codec, "%s: Apply pinctl for %s\n", codec->core.chip_name, modelname); set_pin_targets(codec, fix->v.pins); break; default: codec_err(codec, "%s: Invalid fixup type %d\n", codec->core.chip_name, fix->type); break; } if (!fix->chained || fix->chained_before) break; id = fix->chain_id; } } EXPORT_SYMBOL_GPL(__snd_hda_apply_fixup); /** * snd_hda_apply_fixup - Apply the fixup chain with the given action * @codec: the HDA codec * @action: fixup action (HDA_FIXUP_ACT_XXX) */ void snd_hda_apply_fixup(struct hda_codec *codec, int action) { if (codec->fixup_list) __snd_hda_apply_fixup(codec, codec->fixup_id, action, 0); } EXPORT_SYMBOL_GPL(snd_hda_apply_fixup); #define IGNORE_SEQ_ASSOC (~(AC_DEFCFG_SEQUENCE | AC_DEFCFG_DEF_ASSOC)) static bool pin_config_match(struct hda_codec *codec, const struct hda_pintbl *pins, bool match_all_pins) { const struct hda_pincfg *pin; int i; snd_array_for_each(&codec->init_pins, i, pin) { hda_nid_t nid = pin->nid; u32 cfg = pin->cfg; const struct hda_pintbl *t_pins; int found; t_pins = pins; found = 0; for (; t_pins->nid; t_pins++) { if (t_pins->nid == nid) { found = 1; if ((t_pins->val & IGNORE_SEQ_ASSOC) == (cfg & IGNORE_SEQ_ASSOC)) break; else if ((cfg & 0xf0000000) == 0x40000000 && (t_pins->val & 0xf0000000) == 0x40000000) break; else return false; } } if (match_all_pins && !found && (cfg & 0xf0000000) != 0x40000000) return false; } return true; } /** * snd_hda_pick_pin_fixup - Pick up a fixup matching with the pin quirk list * @codec: the HDA codec * @pin_quirk: zero-terminated pin quirk list * @fixlist: the fixup list * @match_all_pins: all valid pins must match with the table entries */ void 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) { const struct snd_hda_pin_quirk *pq; const char *name = NULL; if (codec->fixup_id != HDA_FIXUP_ID_NOT_SET) return; for (pq = pin_quirk; pq->subvendor; pq++) { if ((codec->core.subsystem_id & 0xffff0000) != (pq->subvendor << 16)) continue; if (codec->core.vendor_id != pq->codec) continue; if (pin_config_match(codec, pq->pins, match_all_pins)) { codec->fixup_id = pq->value; #ifdef CONFIG_SND_DEBUG_VERBOSE codec->fixup_name = pq->name; name = pq->name; #endif codec_info(codec, "%s: picked fixup %s (pin match)\n", codec->core.chip_name, name ? name : ""); codec->fixup_list = fixlist; return; } } } EXPORT_SYMBOL_GPL(snd_hda_pick_pin_fixup); /* check whether the given quirk entry matches with vendor/device pair */ static bool hda_quirk_match(u16 vendor, u16 device, const struct hda_quirk *q) { if (q->subvendor != vendor) return false; return !q->subdevice || (device & q->subdevice_mask) == q->subdevice; } /* look through the quirk list and return the matching entry */ static const struct hda_quirk * hda_quirk_lookup_id(u16 vendor, u16 device, const struct hda_quirk *list) { const struct hda_quirk *q; for (q = list; q->subvendor || q->subdevice; q++) { if (hda_quirk_match(vendor, device, q)) return q; } return NULL; } /** * snd_hda_pick_fixup - Pick up a fixup matching with PCI/codec SSID or model string * @codec: the HDA codec * @models: NULL-terminated model string list * @quirk: zero-terminated PCI/codec SSID quirk list * @fixlist: the fixup list * * Pick up a fixup entry matching with the given model string or SSID. * If a fixup was already set beforehand, the function doesn't do anything. * When a special model string "nofixup" is given, also no fixup is applied. * * The function tries to find the matching model name at first, if given. * If the model string contains the SSID alias, try to look up with the given * alias ID. * If nothing matched, try to look up the PCI SSID. * If still nothing matched, try to look up the codec SSID. */ void snd_hda_pick_fixup(struct hda_codec *codec, const struct hda_model_fixup *models, const struct hda_quirk *quirk, const struct hda_fixup *fixlist) { const struct hda_quirk *q; int id = HDA_FIXUP_ID_NOT_SET; const char *name = NULL; const char *type = NULL; unsigned int vendor, device; u16 pci_vendor, pci_device; u16 codec_vendor, codec_device; if (codec->fixup_id != HDA_FIXUP_ID_NOT_SET) return; /* when model=nofixup is given, don't pick up any fixups */ if (codec->modelname && !strcmp(codec->modelname, "nofixup")) { id = HDA_FIXUP_ID_NO_FIXUP; fixlist = NULL; codec_info(codec, "%s: picked no fixup (nofixup specified)\n", codec->core.chip_name); goto found; } /* match with the model name string */ if (codec->modelname && models) { while (models->name) { if (!strcmp(codec->modelname, models->name)) { id = models->id; name = models->name; codec_info(codec, "%s: picked fixup %s (model specified)\n", codec->core.chip_name, name); goto found; } models++; } } if (!quirk) return; if (codec->bus->pci) { pci_vendor = codec->bus->pci->subsystem_vendor; pci_device = codec->bus->pci->subsystem_device; } codec_vendor = codec->core.subsystem_id >> 16; codec_device = codec->core.subsystem_id & 0xffff; /* match with the SSID alias given by the model string "XXXX:YYYY" */ if (codec->modelname && sscanf(codec->modelname, "%04x:%04x", &vendor, &device) == 2) { q = hda_quirk_lookup_id(vendor, device, quirk); if (q) { type = "alias SSID"; goto found_device; } } /* match primarily with the PCI SSID */ for (q = quirk; q->subvendor || q->subdevice; q++) { /* if the entry is specific to codec SSID, check with it */ if (!codec->bus->pci || q->match_codec_ssid) { if (hda_quirk_match(codec_vendor, codec_device, q)) { type = "codec SSID"; goto found_device; } } else { if (hda_quirk_match(pci_vendor, pci_device, q)) { type = "PCI SSID"; goto found_device; } } } /* match with the codec SSID */ q = hda_quirk_lookup_id(codec_vendor, codec_device, quirk); if (q) { type = "codec SSID"; goto found_device; } return; /* no matching */ found_device: id = q->value; #ifdef CONFIG_SND_DEBUG_VERBOSE name = q->name; #endif codec_info(codec, "%s: picked fixup %s for %s %04x:%04x\n", codec->core.chip_name, name ? name : "", type, q->subvendor, q->subdevice); found: codec->fixup_id = id; codec->fixup_list = fixlist; codec->fixup_name = name; } EXPORT_SYMBOL_GPL(snd_hda_pick_fixup);