aboutsummaryrefslogtreecommitdiffstats
path: root/sound/pci/hda/hda_local.h
blob: 7c7b849875a0015a2c4e7878d3744d1d8b2920a8 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
/*
 * Universal Interface for Intel High Definition Audio Codec
 *
 * Local helper functions
 *
 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
 *
 *  This program 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.
 *
 *  This program is distributed in the hope that it will be useful, but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 *  more details.
 *
 *  You should have received a copy of the GNU General Public License along with
 *  this program; if not, write to the Free Software Foundation, Inc., 59
 *  Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef __SOUND_HDA_LOCAL_H
#define __SOUND_HDA_LOCAL_H

/*
 * for mixer controls
 */
#define HDA_COMPOSE_AMP_VAL(nid,chs,idx,dir) ((nid) | ((chs)<<16) | ((dir)<<18) | ((idx)<<19))
#define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx,  \
	  .info = snd_hda_mixer_amp_volume_info, \
	  .get = snd_hda_mixer_amp_volume_get, \
	  .put = snd_hda_mixer_amp_volume_put, \
	  .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
#define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \
	HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)
#define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \
	HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction)
#define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \
	HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction)
#define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
	  .info = snd_hda_mixer_amp_switch_info, \
	  .get = snd_hda_mixer_amp_switch_get, \
	  .put = snd_hda_mixer_amp_switch_put, \
	  .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
#define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \
	HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)
#define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \
	HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction)
#define HDA_CODEC_MUTE(xname, nid, xindex, direction) \
	HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction)

int snd_hda_mixer_amp_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo);
int snd_hda_mixer_amp_volume_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol);
int snd_hda_mixer_amp_volume_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol);
int snd_hda_mixer_amp_switch_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo);
int snd_hda_mixer_amp_switch_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol);
int snd_hda_mixer_amp_switch_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol);

int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid);
int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid);

/*
 * input MUX helper
 */
#define HDA_MAX_NUM_INPUTS	8
struct hda_input_mux_item {
	const char *label;
	unsigned int index;
};
struct hda_input_mux {
	unsigned int num_items;
	struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS];
};

int snd_hda_input_mux_info(const struct hda_input_mux *imux, snd_ctl_elem_info_t *uinfo);
int snd_hda_input_mux_put(struct hda_codec *codec, const struct hda_input_mux *imux,
			  snd_ctl_elem_value_t *ucontrol, hda_nid_t nid,
			  unsigned int *cur_val);

/*
 * Multi-channel / digital-out PCM helper
 */

enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */
enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */

struct hda_multi_out {
	int num_dacs;		/* # of DACs, must be more than 1 */
	hda_nid_t *dac_nids;	/* DAC list */
	hda_nid_t hp_nid;	/* optional DAC for HP, 0 when not exists */
	hda_nid_t dig_out_nid;	/* digital out audio widget */
	int max_channels;	/* currently supported analog channels */
	int dig_out_used;	/* current usage of digital out (HDA_DIG_XXX) */
};

int snd_hda_multi_out_dig_open(struct hda_codec *codec, struct hda_multi_out *mout);
int snd_hda_multi_out_dig_close(struct hda_codec *codec, struct hda_multi_out *mout);
int snd_hda_multi_out_analog_open(struct hda_codec *codec, struct hda_multi_out *mout,
				  snd_pcm_substream_t *substream);
int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, struct hda_multi_out *mout,
				     unsigned int stream_tag,
				     unsigned int format,
				     snd_pcm_substream_t *substream);
int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, struct hda_multi_out *mout);

/*
 * generic codec parser
 */
int snd_hda_parse_generic_codec(struct hda_codec *codec);

/*
 * generic proc interface
 */
#ifdef CONFIG_PROC_FS
int snd_hda_codec_proc_new(struct hda_codec *codec);
#else
static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; }
#endif

/*
 * Misc
 */
struct hda_board_config {
	const char *modelname;
	int config;
	unsigned short pci_vendor;
	unsigned short pci_device;
};

int snd_hda_check_board_config(struct hda_codec *codec, struct hda_board_config *tbl);
int snd_hda_add_new_ctls(struct hda_codec *codec, snd_kcontrol_new_t *knew);

/*
 * power management
 */
#ifdef CONFIG_PM
int snd_hda_resume_ctls(struct hda_codec *codec, snd_kcontrol_new_t *knew);
int snd_hda_resume_spdif_out(struct hda_codec *codec);
int snd_hda_resume_spdif_in(struct hda_codec *codec);
#endif

/*
 * unsolicited event handler
 */

#define HDA_UNSOL_QUEUE_SIZE	64

struct hda_bus_unsolicited {
	/* ring buffer */
	u32 queue[HDA_UNSOL_QUEUE_SIZE * 2];
	unsigned int rp, wp;

	/* workqueue */
	struct workqueue_struct *workq;
	struct work_struct work;
};

#endif /* __SOUND_HDA_LOCAL_H */