xref: /openbmc/linux/sound/pci/hda/hda_auto_parser.h (revision b34e08d5)
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 
19 enum {
20 	AUTO_PIN_MIC,
21 	AUTO_PIN_LINE_IN,
22 	AUTO_PIN_CD,
23 	AUTO_PIN_AUX,
24 	AUTO_PIN_LAST
25 };
26 
27 enum {
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 
36 struct 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 
43 struct auto_pin_cfg;
44 const char *hda_get_autocfg_input_label(struct hda_codec *codec,
45 					const struct auto_pin_cfg *cfg,
46 					int input);
47 int 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 
51 enum {
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 
61 int snd_hda_get_input_pin_attr(unsigned int def_conf);
62 
63 struct 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 
88 int 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 
97 static 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 }
102 static 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 }
107 static 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 }
112 static 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