1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright (c) 2023 Intel Corporation
3
4 /*
5 * sof_sdw_rt722_sdca - Helpers to handle RT722-SDCA from generic machine driver
6 */
7
8 #include <linux/device.h>
9 #include <linux/errno.h>
10 #include <linux/soundwire/sdw.h>
11 #include <linux/soundwire/sdw_type.h>
12 #include <sound/control.h>
13 #include <sound/soc.h>
14 #include <sound/soc-acpi.h>
15 #include <sound/soc-dapm.h>
16 #include "sof_sdw_common.h"
17
18 static const struct snd_soc_dapm_widget rt722_spk_widgets[] = {
19 SND_SOC_DAPM_SPK("Speaker", NULL),
20 };
21
22 static const struct snd_soc_dapm_route rt722_spk_map[] = {
23 { "Speaker", NULL, "rt722 SPK" },
24 };
25
26 static const struct snd_kcontrol_new rt722_spk_controls[] = {
27 SOC_DAPM_PIN_SWITCH("Speaker"),
28 };
29
rt722_spk_init(struct snd_soc_pcm_runtime * rtd)30 static int rt722_spk_init(struct snd_soc_pcm_runtime *rtd)
31 {
32 struct snd_soc_card *card = rtd->card;
33 int ret;
34
35 card->components = devm_kasprintf(card->dev, GFP_KERNEL,
36 "%s spk:rt722",
37 card->components);
38 if (!card->components)
39 return -ENOMEM;
40
41 ret = snd_soc_add_card_controls(card, rt722_spk_controls,
42 ARRAY_SIZE(rt722_spk_controls));
43 if (ret) {
44 dev_err(card->dev, "failed to add rt722 spk controls: %d\n", ret);
45 return ret;
46 }
47
48 ret = snd_soc_dapm_new_controls(&card->dapm, rt722_spk_widgets,
49 ARRAY_SIZE(rt722_spk_widgets));
50 if (ret) {
51 dev_err(card->dev, "failed to add rt722 spk widgets: %d\n", ret);
52 return ret;
53 }
54
55 ret = snd_soc_dapm_add_routes(&card->dapm, rt722_spk_map, ARRAY_SIZE(rt722_spk_map));
56 if (ret)
57 dev_err(rtd->dev, "failed to add rt722 spk map: %d\n", ret);
58
59 return ret;
60 }
61
sof_sdw_rt722_spk_init(struct snd_soc_card * card,const struct snd_soc_acpi_link_adr * link,struct snd_soc_dai_link * dai_links,struct sof_sdw_codec_info * info,bool playback)62 int sof_sdw_rt722_spk_init(struct snd_soc_card *card,
63 const struct snd_soc_acpi_link_adr *link,
64 struct snd_soc_dai_link *dai_links,
65 struct sof_sdw_codec_info *info,
66 bool playback)
67 {
68 dai_links->init = rt722_spk_init;
69
70 return 0;
71 }
72
rt722_sdca_dmic_rtd_init(struct snd_soc_pcm_runtime * rtd)73 static int rt722_sdca_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd)
74 {
75 struct snd_soc_card *card = rtd->card;
76 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
77 struct snd_soc_component *component = codec_dai->component;
78
79 card->components = devm_kasprintf(card->dev, GFP_KERNEL,
80 "%s mic:%s",
81 card->components, component->name_prefix);
82 if (!card->components)
83 return -ENOMEM;
84
85 return 0;
86 }
87
sof_sdw_rt722_sdca_dmic_init(struct snd_soc_card * card,const struct snd_soc_acpi_link_adr * link,struct snd_soc_dai_link * dai_links,struct sof_sdw_codec_info * info,bool playback)88 int sof_sdw_rt722_sdca_dmic_init(struct snd_soc_card *card,
89 const struct snd_soc_acpi_link_adr *link,
90 struct snd_soc_dai_link *dai_links,
91 struct sof_sdw_codec_info *info,
92 bool playback)
93 {
94 dai_links->init = rt722_sdca_dmic_rtd_init;
95
96 return 0;
97 }
98