1 // SPDX-License-Identifier: GPL-2.0-only
2 // This file incorporates work covered by the following copyright notice:
3 // Copyright (c) 2020 Intel Corporation
4 // Copyright (c) 2024 Advanced Micro Devices, Inc.
5
6 /*
7 * soc_sdw_rt700 - Helpers to handle RT700 from generic machine driver
8 */
9
10 #include <linux/device.h>
11 #include <linux/errno.h>
12 #include <linux/input.h>
13 #include <sound/control.h>
14 #include <sound/soc.h>
15 #include <sound/soc-acpi.h>
16 #include <sound/soc-dapm.h>
17 #include <sound/jack.h>
18 #include <sound/soc_sdw_utils.h>
19
20 static const struct snd_soc_dapm_route rt700_map[] = {
21 /* Headphones */
22 { "Headphones", NULL, "rt700 HP" },
23 { "Speaker", NULL, "rt700 SPK" },
24 { "rt700 MIC2", NULL, "AMIC" },
25 };
26
27 static struct snd_soc_jack_pin rt700_jack_pins[] = {
28 {
29 .pin = "Headphones",
30 .mask = SND_JACK_HEADPHONE,
31 },
32 {
33 .pin = "AMIC",
34 .mask = SND_JACK_MICROPHONE,
35 },
36 };
37
38 int asoc_sdw_rt700_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
39 {
40 struct snd_soc_card *card = rtd->card;
41 struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
42 struct snd_soc_component *component;
43 struct snd_soc_jack *jack;
44 int ret;
45
46 component = dai->component;
47 card->components = devm_kasprintf(card->dev, GFP_KERNEL,
48 "%s hs:rt700",
49 card->components);
50 if (!card->components)
51 return -ENOMEM;
52
53 ret = snd_soc_dapm_add_routes(&card->dapm, rt700_map,
54 ARRAY_SIZE(rt700_map));
55
56 if (ret) {
57 dev_err(card->dev, "rt700 map addition failed: %d\n", ret);
58 return ret;
59 }
60
61 ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
62 SND_JACK_HEADSET | SND_JACK_BTN_0 |
63 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
64 SND_JACK_BTN_3,
65 &ctx->sdw_headset,
66 rt700_jack_pins,
67 ARRAY_SIZE(rt700_jack_pins));
68 if (ret) {
69 dev_err(rtd->card->dev, "Headset Jack creation failed: %d\n",
70 ret);
71 return ret;
72 }
73
74 jack = &ctx->sdw_headset;
75
76 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
77 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
78 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
79 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
80
81 ret = snd_soc_component_set_jack(component, jack, NULL);
82 if (ret)
83 dev_err(rtd->card->dev, "Headset Jack call-back failed: %d\n",
84 ret);
85
86 return ret;
87 }
88 EXPORT_SYMBOL_NS(asoc_sdw_rt700_rtd_init, SND_SOC_SDW_UTILS);
89
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