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
|
// SPDX-License-Identifier: GPL-2.0-only
// Copyright (c) 2020 Intel Corporation
/*
* sof_sdw_rt5682 - Helpers to handle RT5682 from generic machine driver
*/
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/input.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_type.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include <sound/jack.h>
#include "sof_sdw_common.h"
static const struct snd_soc_dapm_widget rt5682_widgets[] = {
SND_SOC_DAPM_HP("Headphone", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
};
static const struct snd_soc_dapm_route rt5682_map[] = {
/*Headphones*/
{ "Headphone", NULL, "rt5682 HPOL" },
{ "Headphone", NULL, "rt5682 HPOR" },
{ "rt5682 IN1P", NULL, "Headset Mic" },
};
static const struct snd_kcontrol_new rt5682_controls[] = {
SOC_DAPM_PIN_SWITCH("Headphone"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
};
static struct snd_soc_jack_pin rt5682_jack_pins[] = {
{
.pin = "Headphone",
.mask = SND_JACK_HEADPHONE,
},
{
.pin = "Headset Mic",
.mask = SND_JACK_MICROPHONE,
},
};
static int rt5682_rtd_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_card *card = rtd->card;
struct mc_private *ctx = snd_soc_card_get_drvdata(card);
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
struct snd_soc_component *component = codec_dai->component;
struct snd_soc_jack *jack;
int ret;
card->components = devm_kasprintf(card->dev, GFP_KERNEL,
"%s hs:rt5682",
card->components);
if (!card->components)
return -ENOMEM;
ret = snd_soc_add_card_controls(card, rt5682_controls,
ARRAY_SIZE(rt5682_controls));
if (ret) {
dev_err(card->dev, "rt5682 control addition failed: %d\n", ret);
return ret;
}
ret = snd_soc_dapm_new_controls(&card->dapm, rt5682_widgets,
ARRAY_SIZE(rt5682_widgets));
if (ret) {
dev_err(card->dev, "rt5682 widgets addition failed: %d\n", ret);
return ret;
}
ret = snd_soc_dapm_add_routes(&card->dapm, rt5682_map,
ARRAY_SIZE(rt5682_map));
if (ret) {
dev_err(card->dev, "rt5682 map addition failed: %d\n", ret);
return ret;
}
ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
SND_JACK_HEADSET | SND_JACK_BTN_0 |
SND_JACK_BTN_1 | SND_JACK_BTN_2 |
SND_JACK_BTN_3,
&ctx->sdw_headset,
rt5682_jack_pins,
ARRAY_SIZE(rt5682_jack_pins));
if (ret) {
dev_err(rtd->card->dev, "Headset Jack creation failed: %d\n",
ret);
return ret;
}
jack = &ctx->sdw_headset;
snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
ret = snd_soc_component_set_jack(component, jack, NULL);
if (ret)
dev_err(rtd->card->dev, "Headset Jack call-back failed: %d\n",
ret);
return ret;
}
int sof_sdw_rt5682_init(const struct snd_soc_acpi_link_adr *link,
struct snd_soc_dai_link *dai_links,
struct sof_sdw_codec_info *info,
bool playback)
{
/*
* headset should be initialized once.
* Do it with dai link for playback.
*/
if (!playback)
return 0;
dai_links->init = rt5682_rtd_init;
return 0;
}
|
