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// SPDX-License-Identifier: GPL-2.0-only
// This file incorporates work covered by the following copyright notice:
// Copyright (c) 2020 Intel Corporation
// Copyright (c) 2024 Advanced Micro Devices, Inc.
/*
* soc_sdw_rt711_sdca - Helpers to handle RT711-SDCA from generic machine driver
*/
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/input.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_type.h>
#include <sound/control.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include <sound/soc-dapm.h>
#include <sound/jack.h>
#include <sound/soc_sdw_utils.h>
/*
* Note this MUST be called before snd_soc_register_card(), so that the props
* are in place before the codec component driver's probe function parses them.
*/
static int rt_sdca_jack_add_codec_device_props(struct device *sdw_dev, unsigned long quirk)
{
struct property_entry props[SOC_SDW_MAX_NO_PROPS] = {};
struct fwnode_handle *fwnode;
int ret;
if (!SOC_SDW_JACK_JDSRC(quirk))
return 0;
props[0] = PROPERTY_ENTRY_U32("realtek,jd-src", SOC_SDW_JACK_JDSRC(quirk));
fwnode = fwnode_create_software_node(props, NULL);
if (IS_ERR(fwnode))
return PTR_ERR(fwnode);
ret = device_add_software_node(sdw_dev, to_software_node(fwnode));
fwnode_handle_put(fwnode);
return ret;
}
static const struct snd_soc_dapm_route rt711_sdca_map[] = {
{ "Headphone", NULL, "rt711 HP" },
{ "rt711 MIC2", NULL, "Headset Mic" },
};
static const struct snd_soc_dapm_route rt712_sdca_map[] = {
{ "Headphone", NULL, "rt712 HP" },
{ "rt712 MIC2", NULL, "Headset Mic" },
};
static const struct snd_soc_dapm_route rt713_sdca_map[] = {
{ "Headphone", NULL, "rt713 HP" },
{ "rt713 MIC2", NULL, "Headset Mic" },
};
static const struct snd_soc_dapm_route rt721_sdca_map[] = {
{ "Headphone", NULL, "rt721 HP" },
{ "rt721 MIC2", NULL, "Headset Mic" },
};
static const struct snd_soc_dapm_route rt722_sdca_map[] = {
{ "Headphone", NULL, "rt722 HP" },
{ "rt722 MIC2", NULL, "Headset Mic" },
};
static struct snd_soc_jack_pin rt_sdca_jack_pins[] = {
{
.pin = "Headphone",
.mask = SND_JACK_HEADPHONE,
},
{
.pin = "Headset Mic",
.mask = SND_JACK_MICROPHONE,
},
};
/*
* The sdca suffix is required for rt711 since there are two generations of the same chip.
* RT713 is an SDCA device but the sdca suffix is required for backwards-compatibility with
* previous UCM definitions.
*/
static const char * const need_sdca_suffix[] = {
"rt711", "rt713"
};
int asoc_sdw_rt_sdca_jack_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
{
struct snd_soc_card *card = rtd->card;
struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
struct snd_soc_component *component;
struct snd_soc_jack *jack;
int ret;
int i;
component = dai->component;
card->components = devm_kasprintf(card->dev, GFP_KERNEL,
"%s hs:%s",
card->components, component->name_prefix);
if (!card->components)
return -ENOMEM;
for (i = 0; i < ARRAY_SIZE(need_sdca_suffix); i++) {
if (strstr(component->name_prefix, need_sdca_suffix[i])) {
/* Add -sdca suffix for existing UCMs */
card->components = devm_kasprintf(card->dev, GFP_KERNEL,
"%s-sdca", card->components);
if (!card->components)
return -ENOMEM;
break;
}
}
if (strstr(component->name_prefix, "rt711")) {
ret = snd_soc_dapm_add_routes(&card->dapm, rt711_sdca_map,
ARRAY_SIZE(rt711_sdca_map));
} else if (strstr(component->name_prefix, "rt712")) {
ret = snd_soc_dapm_add_routes(&card->dapm, rt712_sdca_map,
ARRAY_SIZE(rt712_sdca_map));
} else if (strstr(component->name_prefix, "rt713")) {
ret = snd_soc_dapm_add_routes(&card->dapm, rt713_sdca_map,
ARRAY_SIZE(rt713_sdca_map));
} else if (strstr(component->name_prefix, "rt721")) {
ret = snd_soc_dapm_add_routes(&card->dapm, rt721_sdca_map,
ARRAY_SIZE(rt721_sdca_map));
} else if (strstr(component->name_prefix, "rt722")) {
ret = snd_soc_dapm_add_routes(&card->dapm, rt722_sdca_map,
ARRAY_SIZE(rt722_sdca_map));
} else {
dev_err(card->dev, "%s is not supported\n", component->name_prefix);
return -EINVAL;
}
if (ret) {
dev_err(card->dev, "rt sdca jack map addition failed: %d\n", ret);
return ret;
}
ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
SND_JACK_HEADSET | SND_JACK_BTN_0 |
SND_JACK_BTN_1 | SND_JACK_BTN_2 |
SND_JACK_BTN_3,
&ctx->sdw_headset,
rt_sdca_jack_pins,
ARRAY_SIZE(rt_sdca_jack_pins));
if (ret) {
dev_err(rtd->card->dev, "Headset Jack creation failed: %d\n",
ret);
return ret;
}
jack = &ctx->sdw_headset;
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(rtd->card->dev, "Headset Jack call-back failed: %d\n",
ret);
return ret;
}
EXPORT_SYMBOL_NS(asoc_sdw_rt_sdca_jack_rtd_init, SND_SOC_SDW_UTILS);
int asoc_sdw_rt_sdca_jack_exit(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link)
{
struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
if (!ctx->headset_codec_dev)
return 0;
if (!SOC_SDW_JACK_JDSRC(ctx->mc_quirk))
return 0;
device_remove_software_node(ctx->headset_codec_dev);
put_device(ctx->headset_codec_dev);
ctx->headset_codec_dev = NULL;
return 0;
}
EXPORT_SYMBOL_NS(asoc_sdw_rt_sdca_jack_exit, SND_SOC_SDW_UTILS);
int asoc_sdw_rt_sdca_jack_init(struct snd_soc_card *card,
struct snd_soc_dai_link *dai_links,
struct asoc_sdw_codec_info *info,
bool playback)
{
struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
struct device *sdw_dev;
int ret;
/*
* Jack detection should be only initialized once for headsets since
* the playback/capture is sharing the same jack
*/
if (ctx->headset_codec_dev)
return 0;
sdw_dev = bus_find_device_by_name(&sdw_bus_type, NULL, dai_links->codecs[0].name);
if (!sdw_dev)
return -EPROBE_DEFER;
ret = rt_sdca_jack_add_codec_device_props(sdw_dev, ctx->mc_quirk);
if (ret < 0) {
put_device(sdw_dev);
return ret;
}
ctx->headset_codec_dev = sdw_dev;
return 0;
}
EXPORT_SYMBOL_NS(asoc_sdw_rt_sdca_jack_init, SND_SOC_SDW_UTILS);
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