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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 | // SPDX-License-Identifier: GPL-2.0-only // Based on sof_sdw_rt5682.c // Copyright (c) 2023 Intel Corporation /* * sof_sdw_cs42l43 - Helpers to handle CS42L43 from generic machine driver */ #include <linux/device.h> #include <linux/errno.h> #include <linux/input.h> #include <sound/jack.h> #include <linux/soundwire/sdw.h> #include <linux/soundwire/sdw_type.h> #include <sound/cs42l43.h> #include <sound/control.h> #include <sound/soc.h> #include <sound/soc-acpi.h> #include <sound/soc-dapm.h> #include "sof_sdw_common.h" static const struct snd_soc_dapm_widget cs42l43_hs_widgets[] = { SND_SOC_DAPM_HP("Headphone", NULL), SND_SOC_DAPM_MIC("Headset Mic", NULL), }; static const struct snd_soc_dapm_route cs42l43_hs_map[] = { { "Headphone", NULL, "cs42l43 AMP3_OUT" }, { "Headphone", NULL, "cs42l43 AMP4_OUT" }, { "cs42l43 ADC1_IN1_P", NULL, "Headset Mic" }, { "cs42l43 ADC1_IN1_N", NULL, "Headset Mic" }, }; static const struct snd_soc_dapm_widget cs42l43_dmic_widgets[] = { SND_SOC_DAPM_MIC("DMIC", NULL), }; static const struct snd_soc_dapm_route cs42l43_dmic_map[] = { { "cs42l43 PDM1_DIN", NULL, "DMIC" }, { "cs42l43 PDM2_DIN", NULL, "DMIC" }, }; static struct snd_soc_jack_pin sof_jack_pins[] = { { .pin = "Headphone", .mask = SND_JACK_HEADPHONE, }, { .pin = "Headset Mic", .mask = SND_JACK_MICROPHONE, }, }; static int cs42l43_hs_rtd_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component; struct mc_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_jack *jack = &ctx->sdw_headset; struct snd_soc_card *card = rtd->card; int ret; card->components = devm_kasprintf(card->dev, GFP_KERNEL, "%s hs:cs42l43", card->components); if (!card->components) return -ENOMEM; ret = snd_soc_dapm_new_controls(&card->dapm, cs42l43_hs_widgets, ARRAY_SIZE(cs42l43_hs_widgets)); if (ret) { dev_err(card->dev, "cs42l43 hs widgets addition failed: %d\n", ret); return ret; } ret = snd_soc_dapm_add_routes(&card->dapm, cs42l43_hs_map, ARRAY_SIZE(cs42l43_hs_map)); if (ret) { dev_err(card->dev, "cs42l43 hs map addition failed: %d\n", ret); return ret; } ret = snd_soc_card_jack_new_pins(card, "Jack", SND_JACK_MECHANICAL | SND_JACK_AVOUT | SND_JACK_HEADSET | SND_JACK_LINEOUT | SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack, sof_jack_pins, ARRAY_SIZE(sof_jack_pins)); if (ret) { dev_err(card->dev, "Failed to create jack: %d\n", ret); return ret; } 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(card->dev, "Failed to register jack: %d\n", ret); return ret; } ret = snd_soc_component_set_sysclk(component, CS42L43_SYSCLK, CS42L43_SYSCLK_SDW, 0, SND_SOC_CLOCK_IN); if (ret) dev_err(card->dev, "Failed to set sysclk: %d\n", ret); return ret; } int sof_sdw_cs42l43_hs_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) { /* * No need to test if (!playback) like other codecs as cs42l43 uses separated dai for * playback and capture, and sof_sdw_cs42l43_init is only linked to the playback dai. */ dai_links->init = cs42l43_hs_rtd_init; return 0; } static int cs42l43_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_card *card = rtd->card; int ret; card->components = devm_kasprintf(card->dev, GFP_KERNEL, "%s mic:cs42l43-dmic", card->components); if (!card->components) return -ENOMEM; ret = snd_soc_dapm_new_controls(&card->dapm, cs42l43_dmic_widgets, ARRAY_SIZE(cs42l43_dmic_widgets)); if (ret) { dev_err(card->dev, "cs42l43 dmic widgets addition failed: %d\n", ret); return ret; } ret = snd_soc_dapm_add_routes(&card->dapm, cs42l43_dmic_map, ARRAY_SIZE(cs42l43_dmic_map)); if (ret) dev_err(card->dev, "cs42l43 dmic map addition failed: %d\n", ret); return ret; } int sof_sdw_cs42l43_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) { dai_links->init = cs42l43_dmic_rtd_init; return 0; } |