xref: /openbmc/linux/sound/pci/hda/hda_auto_parser.h (revision 97da55fc)
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 };
40 
41 struct auto_pin_cfg;
42 const char *hda_get_autocfg_input_label(struct hda_codec *codec,
43 					const struct auto_pin_cfg *cfg,
44 					int input);
45 int snd_hda_get_pin_label(struct hda_codec *codec, hda_nid_t nid,
46 			  const struct auto_pin_cfg *cfg,
47 			  char *label, int maxlen, int *indexp);
48 
49 enum {
50 	INPUT_PIN_ATTR_UNUSED,	/* pin not connected */
51 	INPUT_PIN_ATTR_INT,	/* internal mic/line-in */
52 	INPUT_PIN_ATTR_DOCK,	/* docking mic/line-in */
53 	INPUT_PIN_ATTR_NORMAL,	/* mic/line-in jack */
54 	INPUT_PIN_ATTR_REAR,	/* mic/line-in jack in rear */
55 	INPUT_PIN_ATTR_FRONT,	/* mic/line-in jack in front */
56 	INPUT_PIN_ATTR_LAST = INPUT_PIN_ATTR_FRONT,
57 };
58 
59 int snd_hda_get_input_pin_attr(unsigned int def_conf);
60 
61 struct auto_pin_cfg {
62 	int line_outs;
63 	/* sorted in the order of Front/Surr/CLFE/Side */
64 	hda_nid_t line_out_pins[AUTO_CFG_MAX_OUTS];
65 	int speaker_outs;
66 	hda_nid_t speaker_pins[AUTO_CFG_MAX_OUTS];
67 	int hp_outs;
68 	int line_out_type;	/* AUTO_PIN_XXX_OUT */
69 	hda_nid_t hp_pins[AUTO_CFG_MAX_OUTS];
70 	int num_inputs;
71 	struct auto_pin_cfg_item inputs[AUTO_CFG_MAX_INS];
72 	int dig_outs;
73 	hda_nid_t dig_out_pins[2];
74 	hda_nid_t dig_in_pin;
75 	hda_nid_t mono_out_pin;
76 	int dig_out_type[2]; /* HDA_PCM_TYPE_XXX */
77 	int dig_in_type; /* HDA_PCM_TYPE_XXX */
78 };
79 
80 /* bit-flags for snd_hda_parse_pin_def_config() behavior */
81 #define HDA_PINCFG_NO_HP_FIXUP	(1 << 0) /* no HP-split */
82 #define HDA_PINCFG_NO_LO_FIXUP	(1 << 1) /* don't take other outs as LO */
83 
84 int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
85 			     struct auto_pin_cfg *cfg,
86 			     const hda_nid_t *ignore_nids,
87 			     unsigned int cond_flags);
88 
89 /* older function */
90 #define snd_hda_parse_pin_def_config(codec, cfg, ignore) \
91 	snd_hda_parse_pin_defcfg(codec, cfg, ignore, 0)
92 
93 #endif /* __SOUND_HDA_AUTO_PARSER_H */
94