105 lines
2.7 KiB
C
105 lines
2.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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// Copyright (c) 2023 Intel Corporation
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/*
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* sof_sdw_rt712_sdca - Helpers to handle RT712-SDCA from generic machine driver
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*/
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#include <linux/device.h>
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#include <linux/errno.h>
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#include <linux/soundwire/sdw.h>
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#include <linux/soundwire/sdw_type.h>
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#include <sound/control.h>
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#include <sound/soc.h>
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#include <sound/soc-acpi.h>
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#include <sound/soc-dapm.h>
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#include "sof_sdw_common.h"
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static const struct snd_soc_dapm_widget rt712_spk_widgets[] = {
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SND_SOC_DAPM_SPK("Speaker", NULL),
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};
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/*
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* dapm routes for rt712 spk will be registered dynamically according
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* to the number of rt712 spk used. The first two entries will be registered
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* for one codec case, and the last two entries are also registered
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* if two rt712s are used.
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*/
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static const struct snd_soc_dapm_route rt712_spk_map[] = {
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{ "Speaker", NULL, "rt712 SPOL" },
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{ "Speaker", NULL, "rt712 SPOR" },
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};
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static const struct snd_kcontrol_new rt712_spk_controls[] = {
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SOC_DAPM_PIN_SWITCH("Speaker"),
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};
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static int rt712_spk_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct snd_soc_card *card = rtd->card;
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int ret;
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card->components = devm_kasprintf(card->dev, GFP_KERNEL,
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"%s spk:rt712",
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card->components);
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if (!card->components)
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return -ENOMEM;
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ret = snd_soc_add_card_controls(card, rt712_spk_controls,
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ARRAY_SIZE(rt712_spk_controls));
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if (ret) {
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dev_err(card->dev, "rt712 spk controls addition failed: %d\n", ret);
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return ret;
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}
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ret = snd_soc_dapm_new_controls(&card->dapm, rt712_spk_widgets,
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ARRAY_SIZE(rt712_spk_widgets));
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if (ret) {
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dev_err(card->dev, "rt712 spk widgets addition failed: %d\n", ret);
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return ret;
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}
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ret = snd_soc_dapm_add_routes(&card->dapm, rt712_spk_map, ARRAY_SIZE(rt712_spk_map));
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if (ret)
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dev_err(rtd->dev, "failed to add SPK map: %d\n", ret);
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return ret;
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}
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int sof_sdw_rt712_spk_init(struct snd_soc_card *card,
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const struct snd_soc_acpi_link_adr *link,
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struct snd_soc_dai_link *dai_links,
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struct sof_sdw_codec_info *info,
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bool playback)
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{
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dai_links->init = rt712_spk_init;
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return 0;
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}
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static int rt712_sdca_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
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struct snd_soc_component *component = codec_dai->component;
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card->components = devm_kasprintf(card->dev, GFP_KERNEL,
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"%s mic:%s",
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card->components, component->name_prefix);
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if (!card->components)
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return -ENOMEM;
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return 0;
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}
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int sof_sdw_rt712_sdca_dmic_init(struct snd_soc_card *card,
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const struct snd_soc_acpi_link_adr *link,
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struct snd_soc_dai_link *dai_links,
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struct sof_sdw_codec_info *info,
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bool playback)
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{
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dai_links->init = rt712_sdca_dmic_rtd_init;
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return 0;
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}
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