LXR linux/sound/pci/hda/hda_auto

   1/*
   2 * BIOS auto-parser helper functions for HD-audio
   3 *
   4 * Copyright (c) 2012 Takashi Iwai <tiwai@suse.de>
   5 *
   6 * This driver is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 */
  11
  12#ifndef __SOUND_HDA_AUTO_PARSER_H
  13#define __SOUND_HDA_AUTO_PARSER_H
  14
  15/*
  16 * Helper for automatic pin configuration
  17 */
  18
  19enum {
  20        AUTO_PIN_MIC,
  21        AUTO_PIN_LINE_IN,
  22        AUTO_PIN_CD,
  23        AUTO_PIN_AUX,
  24        AUTO_PIN_LAST
  25};
  26
  27enum {
  28        AUTO_PIN_LINE_OUT,
  29        AUTO_PIN_SPEAKER_OUT,
  30        AUTO_PIN_HP_OUT
  31};
  32
  33#define AUTO_CFG_MAX_OUTS       HDA_MAX_OUTS
  34#define AUTO_CFG_MAX_INS        8
  35
  36struct auto_pin_cfg_item {
  37        hda_nid_t pin;
  38        int type;
  39        unsigned int is_headset_mic:1;
  40        unsigned int is_headphone_mic:1; /* Mic-only in headphone jack */
  41};
  42
  43struct auto_pin_cfg;
  44const char *hda_get_autocfg_input_label(struct hda_codec *codec,
  45                                        const struct auto_pin_cfg *cfg,
  46                                        int input);
  47int snd_hda_get_pin_label(struct hda_codec *codec, hda_nid_t nid,
  48                          const struct auto_pin_cfg *cfg,
  49                          char *label, int maxlen, int *indexp);
  50
  51enum {
  52        INPUT_PIN_ATTR_UNUSED,  /* pin not connected */
  53        INPUT_PIN_ATTR_INT,     /* internal mic/line-in */
  54        INPUT_PIN_ATTR_DOCK,    /* docking mic/line-in */
  55        INPUT_PIN_ATTR_NORMAL,  /* mic/line-in jack */
  56        INPUT_PIN_ATTR_REAR,    /* mic/line-in jack in rear */
  57        INPUT_PIN_ATTR_FRONT,   /* mic/line-in jack in front */
  58        INPUT_PIN_ATTR_LAST = INPUT_PIN_ATTR_FRONT,
  59};
  60
  61int snd_hda_get_input_pin_attr(unsigned int def_conf);
  62
  63struct auto_pin_cfg {
  64        int line_outs;
  65        /* sorted in the order of Front/Surr/CLFE/Side */
  66        hda_nid_t line_out_pins[AUTO_CFG_MAX_OUTS];
  67        int speaker_outs;
  68        hda_nid_t speaker_pins[AUTO_CFG_MAX_OUTS];
  69        int hp_outs;
  70        int line_out_type;      /* AUTO_PIN_XXX_OUT */
  71        hda_nid_t hp_pins[AUTO_CFG_MAX_OUTS];
  72        int num_inputs;
  73        struct auto_pin_cfg_item inputs[AUTO_CFG_MAX_INS];
  74        int dig_outs;
  75        hda_nid_t dig_out_pins[2];
  76        hda_nid_t dig_in_pin;
  77        hda_nid_t mono_out_pin;
  78        int dig_out_type[2]; /* HDA_PCM_TYPE_XXX */
  79        int dig_in_type; /* HDA_PCM_TYPE_XXX */
  80};
  81
  82/* bit-flags for snd_hda_parse_pin_def_config() behavior */
  83#define HDA_PINCFG_NO_HP_FIXUP   (1 << 0) /* no HP-split */
  84#define HDA_PINCFG_NO_LO_FIXUP   (1 << 1) /* don't take other outs as LO */
  85#define HDA_PINCFG_HEADSET_MIC   (1 << 2) /* Try to find headset mic; mark seq number as 0xc to trigger */
  86#define HDA_PINCFG_HEADPHONE_MIC (1 << 3) /* Try to find headphone mic; mark seq number as 0xd to trigger */
  87
  88int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
  89                             struct auto_pin_cfg *cfg,
  90                             const hda_nid_t *ignore_nids,
  91                             unsigned int cond_flags);
  92
  93/* older function */
  94#define snd_hda_parse_pin_def_config(codec, cfg, ignore) \
  95        snd_hda_parse_pin_defcfg(codec, cfg, ignore, 0)
  96
  97static inline int auto_cfg_hp_outs(const struct auto_pin_cfg *cfg)
  98{
  99        return (cfg->line_out_type == AUTO_PIN_HP_OUT) ?
 100               cfg->line_outs : cfg->hp_outs;
 101}
 102static inline const hda_nid_t *auto_cfg_hp_pins(const struct auto_pin_cfg *cfg)
 103{
 104        return (cfg->line_out_type == AUTO_PIN_HP_OUT) ?
 105               cfg->line_out_pins : cfg->hp_pins;
 106}
 107static inline int auto_cfg_speaker_outs(const struct auto_pin_cfg *cfg)
 108{
 109        return (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) ?
 110               cfg->line_outs : cfg->speaker_outs;
 111}
 112static inline const hda_nid_t *auto_cfg_speaker_pins(const struct auto_pin_cfg *cfg)
 113{
 114        return (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) ?
 115               cfg->line_out_pins : cfg->speaker_pins;
 116}
 117
 118#endif /* __SOUND_HDA_AUTO_PARSER_H */
 119