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// 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;
}
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