231 lines
6.1 KiB
C
231 lines
6.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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// Based on sof_sdw_rt5682.c
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// This file incorporates work covered by the following copyright notice:
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// Copyright (c) 2023 Intel Corporation
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// Copyright (c) 2024 Advanced Micro Devices, Inc.
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// Copyright (c) 2025 Everest Semiconductor Co., Ltd
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/*
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* soc_sdw_es9356 - Helpers to handle ES9356 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/input.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 <sound/jack.h>
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#include <sound/soc_sdw_utils.h>
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/*
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* Note this MUST be called before snd_soc_register_card(), so that the props
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* are in place before the codec component driver's probe function parses them.
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*/
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static int es9356_add_codec_device_props(struct device *sdw_dev, unsigned long quirk)
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{
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struct property_entry props[SOC_SDW_MAX_NO_PROPS] = {};
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struct fwnode_handle *fwnode;
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int ret;
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if (!SOC_SDW_JACK_JDSRC(quirk))
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return 0;
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props[0] = PROPERTY_ENTRY_U32("everest,jd-src", SOC_SDW_JACK_JDSRC(quirk));
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fwnode = fwnode_create_software_node(props, NULL);
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if (IS_ERR(fwnode))
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return PTR_ERR(fwnode);
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ret = device_add_software_node(sdw_dev, to_software_node(fwnode));
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fwnode_handle_put(fwnode);
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return ret;
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}
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static const struct snd_soc_dapm_route es9356_map[] = {
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/* Headphones */
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{ "Headphone", NULL, "es9356 HP" },
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{ "es9356 MIC1", NULL, "Headset Mic" },
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};
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static const struct snd_soc_dapm_route es9356_spk_map[] = {
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/* Speaker */
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{ "Speaker", NULL, "es9356 SPK" },
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};
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static const struct snd_soc_dapm_route es9356_dmic_map[] = {
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/* DMIC */
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{ "es9356 PDM_DIN", NULL, "DMIC" },
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};
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static struct snd_soc_jack_pin es9356_jack_pins[] = {
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{
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.pin = "Headphone",
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.mask = SND_JACK_HEADPHONE,
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},
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{
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.pin = "Headset Mic",
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.mask = SND_JACK_MICROPHONE,
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},
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};
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int asoc_sdw_es9356_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
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{
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_dapm_context *dapm = snd_soc_card_to_dapm(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:es9356-spk",
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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_dapm_add_routes(dapm, es9356_spk_map,
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ARRAY_SIZE(es9356_spk_map));
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if (ret)
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dev_err(card->dev, "es9356 map addition failed: %d\n", ret);
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return ret;
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}
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EXPORT_SYMBOL_NS(asoc_sdw_es9356_spk_rtd_init, "SND_SOC_SDW_UTILS");
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int asoc_sdw_es9356_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
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{
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_dapm_context *dapm = snd_soc_card_to_dapm(card);
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int ret;
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card->components = devm_kasprintf(card->dev, GFP_KERNEL,
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"%s mic:es9356-dmic",
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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_dapm_add_routes(dapm, es9356_dmic_map,
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ARRAY_SIZE(es9356_dmic_map));
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if (ret)
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dev_err(card->dev, "es9356 map addition failed: %d\n", ret);
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return ret;
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}
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EXPORT_SYMBOL_NS(asoc_sdw_es9356_dmic_rtd_init, "SND_SOC_SDW_UTILS");
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int asoc_sdw_es9356_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
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{
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_dapm_context *dapm = snd_soc_card_to_dapm(card);
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struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
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struct snd_soc_component *component;
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struct snd_soc_jack *jack;
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int ret;
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component = dai->component;
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card->components = devm_kasprintf(card->dev, GFP_KERNEL,
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"%s hs:es9356",
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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_dapm_add_routes(dapm, es9356_map,
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ARRAY_SIZE(es9356_map));
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if (ret) {
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dev_err(card->dev, "es9356 map addition failed: %d\n", ret);
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return ret;
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}
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ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
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SND_JACK_HEADSET | SND_JACK_BTN_0 |
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SND_JACK_BTN_1 | SND_JACK_BTN_2 |
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SND_JACK_BTN_3 | SND_JACK_BTN_4,
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&ctx->sdw_headset,
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es9356_jack_pins,
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ARRAY_SIZE(es9356_jack_pins));
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if (ret) {
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dev_err(rtd->card->dev, "Headset Jack creation failed: %d\n",
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ret);
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return ret;
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}
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jack = &ctx->sdw_headset;
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snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
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snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
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snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
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snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_NEXTSONG);
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snd_jack_set_key(jack->jack, SND_JACK_BTN_4, KEY_PREVIOUSSONG);
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ret = snd_soc_component_set_jack(component, jack, NULL);
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if (ret)
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dev_err(rtd->card->dev, "Headset Jack call-back failed: %d\n",
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ret);
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return ret;
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}
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EXPORT_SYMBOL_NS(asoc_sdw_es9356_rtd_init, "SND_SOC_SDW_UTILS");
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int asoc_sdw_es9356_exit(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link)
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{
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struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
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if (!ctx->headset_codec_dev)
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return 0;
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device_remove_software_node(ctx->headset_codec_dev);
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put_device(ctx->headset_codec_dev);
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return 0;
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}
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EXPORT_SYMBOL_NS(asoc_sdw_es9356_exit, "SND_SOC_SDW_UTILS");
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int asoc_sdw_es9356_init(struct snd_soc_card *card,
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struct snd_soc_dai_link *dai_links,
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struct asoc_sdw_codec_info *info,
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bool playback)
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{
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struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
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struct device *sdw_dev;
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int ret;
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/*
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* headset should be initialized once.
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* Do it with dai link for playback.
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*/
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if (!playback)
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return 0;
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sdw_dev = bus_find_device_by_name(&sdw_bus_type, NULL, dai_links->codecs[0].name);
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if (!sdw_dev)
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return -EPROBE_DEFER;
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ret = es9356_add_codec_device_props(sdw_dev, ctx->mc_quirk);
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if (ret < 0) {
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put_device(sdw_dev);
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return ret;
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}
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ctx->headset_codec_dev = sdw_dev;
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return 0;
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}
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EXPORT_SYMBOL_NS(asoc_sdw_es9356_init, "SND_SOC_SDW_UTILS");
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int asoc_sdw_es9356_amp_init(struct snd_soc_card *card,
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struct snd_soc_dai_link *dai_links,
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struct asoc_sdw_codec_info *info,
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bool playback)
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{
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if (!playback)
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return 0;
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info->amp_num++;
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return 0;
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}
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EXPORT_SYMBOL_NS(asoc_sdw_es9356_amp_init, "SND_SOC_SDW_UTILS");
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