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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:35:05 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:31 +0000 |
commit | 85c675d0d09a45a135bddd15d7b385f8758c32fb (patch) | |
tree | 76267dbc9b9a130337be3640948fe397b04ac629 /sound/soc/amd/acp/acp3x-es83xx/acp3x-es83xx.c | |
parent | Adding upstream version 6.6.15. (diff) | |
download | linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip |
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | sound/soc/amd/acp/acp3x-es83xx/acp3x-es83xx.c | 444 |
1 files changed, 444 insertions, 0 deletions
diff --git a/sound/soc/amd/acp/acp3x-es83xx/acp3x-es83xx.c b/sound/soc/amd/acp/acp3x-es83xx/acp3x-es83xx.c new file mode 100644 index 0000000000..6cd3352dc3 --- /dev/null +++ b/sound/soc/amd/acp/acp3x-es83xx/acp3x-es83xx.c @@ -0,0 +1,444 @@ +// SPDX-License-Identifier: GPL-2.0+ +// +// Machine driver for AMD ACP Audio engine using ES8336 codec. +// +// Copyright 2023 Marian Postevca <posteuca@mutex.one> +#include <sound/core.h> +#include <sound/soc.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc-dapm.h> +#include <sound/jack.h> +#include <sound/soc-acpi.h> +#include <linux/clk.h> +#include <linux/gpio.h> +#include <linux/gpio/consumer.h> +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/io.h> +#include <linux/acpi.h> +#include <linux/dmi.h> +#include "../acp-mach.h" +#include "acp3x-es83xx.h" + +#define get_mach_priv(card) ((struct acp3x_es83xx_private *)((acp_get_drvdata(card))->mach_priv)) + +#define DUAL_CHANNEL 2 + +#define ES83XX_ENABLE_DMIC BIT(4) +#define ES83XX_48_MHZ_MCLK BIT(5) + +struct acp3x_es83xx_private { + bool speaker_on; + bool headphone_on; + unsigned long quirk; + struct snd_soc_component *codec; + struct device *codec_dev; + struct gpio_desc *gpio_speakers, *gpio_headphone; + struct acpi_gpio_params enable_spk_gpio, enable_hp_gpio; + struct acpi_gpio_mapping gpio_mapping[3]; + struct snd_soc_dapm_route mic_map[2]; +}; + +static const unsigned int channels[] = { + DUAL_CHANNEL, +}; + +static const struct snd_pcm_hw_constraint_list constraints_channels = { + .count = ARRAY_SIZE(channels), + .list = channels, + .mask = 0, +}; + +#define ES83xx_12288_KHZ_MCLK_FREQ (48000 * 256) +#define ES83xx_48_MHZ_MCLK_FREQ (48000 * 1000) + +static int acp3x_es83xx_headphone_power_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event); +static int acp3x_es83xx_speaker_power_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event); + +static int acp3x_es83xx_codec_startup(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime; + struct snd_soc_pcm_runtime *rtd; + struct snd_soc_dai *codec_dai; + struct acp3x_es83xx_private *priv; + unsigned int freq; + int ret; + + runtime = substream->runtime; + rtd = snd_soc_substream_to_rtd(substream); + codec_dai = snd_soc_rtd_to_codec(rtd, 0); + priv = get_mach_priv(rtd->card); + + if (priv->quirk & ES83XX_48_MHZ_MCLK) { + dev_dbg(priv->codec_dev, "using a 48Mhz MCLK\n"); + freq = ES83xx_48_MHZ_MCLK_FREQ; + } else { + dev_dbg(priv->codec_dev, "using a 12.288Mhz MCLK\n"); + freq = ES83xx_12288_KHZ_MCLK_FREQ; + } + + ret = snd_soc_dai_set_sysclk(codec_dai, 0, freq, SND_SOC_CLOCK_OUT); + if (ret < 0) { + dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret); + return ret; + } + + runtime->hw.channels_max = DUAL_CHANNEL; + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + &constraints_channels); + + return 0; +} + +static struct snd_soc_jack es83xx_jack; + +static struct snd_soc_jack_pin es83xx_jack_pins[] = { + { + .pin = "Headphone", + .mask = SND_JACK_HEADPHONE, + }, + { + .pin = "Headset Mic", + .mask = SND_JACK_MICROPHONE, + }, +}; + +static const struct snd_soc_dapm_widget acp3x_es83xx_widgets[] = { + SND_SOC_DAPM_SPK("Speaker", NULL), + SND_SOC_DAPM_HP("Headphone", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), + SND_SOC_DAPM_MIC("Internal Mic", NULL), + + SND_SOC_DAPM_SUPPLY("Headphone Power", SND_SOC_NOPM, 0, 0, + acp3x_es83xx_headphone_power_event, + SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), + SND_SOC_DAPM_SUPPLY("Speaker Power", SND_SOC_NOPM, 0, 0, + acp3x_es83xx_speaker_power_event, + SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), +}; + +static const struct snd_soc_dapm_route acp3x_es83xx_audio_map[] = { + {"Headphone", NULL, "HPOL"}, + {"Headphone", NULL, "HPOR"}, + {"Headphone", NULL, "Headphone Power"}, + + /* + * There is no separate speaker output instead the speakers are muxed to + * the HP outputs. The mux is controlled Speaker and/or headphone switch. + */ + {"Speaker", NULL, "HPOL"}, + {"Speaker", NULL, "HPOR"}, + {"Speaker", NULL, "Speaker Power"}, +}; + + +static const struct snd_kcontrol_new acp3x_es83xx_controls[] = { + SOC_DAPM_PIN_SWITCH("Speaker"), + SOC_DAPM_PIN_SWITCH("Headphone"), + SOC_DAPM_PIN_SWITCH("Headset Mic"), + SOC_DAPM_PIN_SWITCH("Internal Mic"), +}; + +static int acp3x_es83xx_configure_widgets(struct snd_soc_card *card) +{ + card->dapm_widgets = acp3x_es83xx_widgets; + card->num_dapm_widgets = ARRAY_SIZE(acp3x_es83xx_widgets); + card->controls = acp3x_es83xx_controls; + card->num_controls = ARRAY_SIZE(acp3x_es83xx_controls); + card->dapm_routes = acp3x_es83xx_audio_map; + card->num_dapm_routes = ARRAY_SIZE(acp3x_es83xx_audio_map); + + return 0; +} + +static int acp3x_es83xx_headphone_power_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct acp3x_es83xx_private *priv = get_mach_priv(w->dapm->card); + + dev_dbg(priv->codec_dev, "headphone power event = %d\n", event); + if (SND_SOC_DAPM_EVENT_ON(event)) + priv->headphone_on = true; + else + priv->headphone_on = false; + + gpiod_set_value_cansleep(priv->gpio_speakers, priv->speaker_on); + gpiod_set_value_cansleep(priv->gpio_headphone, priv->headphone_on); + + return 0; +} + +static int acp3x_es83xx_speaker_power_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct acp3x_es83xx_private *priv = get_mach_priv(w->dapm->card); + + dev_dbg(priv->codec_dev, "speaker power event: %d\n", event); + if (SND_SOC_DAPM_EVENT_ON(event)) + priv->speaker_on = true; + else + priv->speaker_on = false; + + gpiod_set_value_cansleep(priv->gpio_speakers, priv->speaker_on); + gpiod_set_value_cansleep(priv->gpio_headphone, priv->headphone_on); + + return 0; +} + +static int acp3x_es83xx_suspend_pre(struct snd_soc_card *card) +{ + struct acp3x_es83xx_private *priv = get_mach_priv(card); + + /* We need to disable the jack in the machine driver suspend + * callback so that the CODEC suspend callback actually gets + * called. Without doing it, the CODEC suspend/resume + * callbacks do not get called if headphones are plugged in. + * This is because plugging in headphones keeps some supplies + * active, this in turn means that the lowest bias level + * that the CODEC can go to is SND_SOC_BIAS_STANDBY. + * If components do not set idle_bias_on to true then + * their suspend/resume callbacks do not get called. + */ + dev_dbg(priv->codec_dev, "card suspend\n"); + snd_soc_component_set_jack(priv->codec, NULL, NULL); + return 0; +} + +static int acp3x_es83xx_resume_post(struct snd_soc_card *card) +{ + struct acp3x_es83xx_private *priv = get_mach_priv(card); + + /* We disabled jack detection in suspend callback, + * enable it back. + */ + dev_dbg(priv->codec_dev, "card resume\n"); + snd_soc_component_set_jack(priv->codec, &es83xx_jack, NULL); + return 0; +} + +static int acp3x_es83xx_configure_gpios(struct acp3x_es83xx_private *priv) +{ + int ret = 0; + + priv->enable_spk_gpio.crs_entry_index = 0; + priv->enable_hp_gpio.crs_entry_index = 1; + + priv->enable_spk_gpio.active_low = false; + priv->enable_hp_gpio.active_low = false; + + priv->gpio_mapping[0].name = "speakers-enable-gpios"; + priv->gpio_mapping[0].data = &priv->enable_spk_gpio; + priv->gpio_mapping[0].size = 1; + priv->gpio_mapping[0].quirks = ACPI_GPIO_QUIRK_ONLY_GPIOIO; + + priv->gpio_mapping[1].name = "headphone-enable-gpios"; + priv->gpio_mapping[1].data = &priv->enable_hp_gpio; + priv->gpio_mapping[1].size = 1; + priv->gpio_mapping[1].quirks = ACPI_GPIO_QUIRK_ONLY_GPIOIO; + + dev_info(priv->codec_dev, "speaker gpio %d active %s, headphone gpio %d active %s\n", + priv->enable_spk_gpio.crs_entry_index, + priv->enable_spk_gpio.active_low ? "low" : "high", + priv->enable_hp_gpio.crs_entry_index, + priv->enable_hp_gpio.active_low ? "low" : "high"); + return ret; +} + +static int acp3x_es83xx_configure_mics(struct acp3x_es83xx_private *priv) +{ + int num_routes = 0; + int i; + + if (!(priv->quirk & ES83XX_ENABLE_DMIC)) { + priv->mic_map[num_routes].sink = "MIC1"; + priv->mic_map[num_routes].source = "Internal Mic"; + num_routes++; + } + + priv->mic_map[num_routes].sink = "MIC2"; + priv->mic_map[num_routes].source = "Headset Mic"; + num_routes++; + + for (i = 0; i < num_routes; i++) + dev_info(priv->codec_dev, "%s is %s\n", + priv->mic_map[i].source, priv->mic_map[i].sink); + + return num_routes; +} + +static int acp3x_es83xx_init(struct snd_soc_pcm_runtime *runtime) +{ + struct snd_soc_component *codec = snd_soc_rtd_to_codec(runtime, 0)->component; + struct snd_soc_card *card = runtime->card; + struct acp3x_es83xx_private *priv = get_mach_priv(card); + int ret = 0; + int num_routes; + + ret = snd_soc_card_jack_new_pins(card, "Headset", + SND_JACK_HEADSET | SND_JACK_BTN_0, + &es83xx_jack, es83xx_jack_pins, + ARRAY_SIZE(es83xx_jack_pins)); + if (ret) { + dev_err(card->dev, "jack creation failed %d\n", ret); + return ret; + } + + snd_jack_set_key(es83xx_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + + snd_soc_component_set_jack(codec, &es83xx_jack, NULL); + + priv->codec = codec; + acp3x_es83xx_configure_gpios(priv); + + ret = devm_acpi_dev_add_driver_gpios(priv->codec_dev, priv->gpio_mapping); + if (ret) + dev_warn(priv->codec_dev, "failed to add speaker gpio\n"); + + priv->gpio_speakers = gpiod_get_optional(priv->codec_dev, "speakers-enable", + priv->enable_spk_gpio.active_low ? GPIOD_OUT_LOW : GPIOD_OUT_HIGH); + if (IS_ERR(priv->gpio_speakers)) { + dev_err(priv->codec_dev, "could not get speakers-enable GPIO\n"); + return PTR_ERR(priv->gpio_speakers); + } + + priv->gpio_headphone = gpiod_get_optional(priv->codec_dev, "headphone-enable", + priv->enable_hp_gpio.active_low ? GPIOD_OUT_LOW : GPIOD_OUT_HIGH); + if (IS_ERR(priv->gpio_headphone)) { + dev_err(priv->codec_dev, "could not get headphone-enable GPIO\n"); + return PTR_ERR(priv->gpio_headphone); + } + + num_routes = acp3x_es83xx_configure_mics(priv); + if (num_routes > 0) { + ret = snd_soc_dapm_add_routes(&card->dapm, priv->mic_map, num_routes); + if (ret != 0) + device_remove_software_node(priv->codec_dev); + } + + return ret; +} + +static const struct snd_soc_ops acp3x_es83xx_ops = { + .startup = acp3x_es83xx_codec_startup, +}; + + +SND_SOC_DAILINK_DEF(codec, + DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ESSX8336:00", "ES8316 HiFi"))); + +static const struct dmi_system_id acp3x_es83xx_dmi_table[] = { + { + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "HUAWEI"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "KLVL-WXXW"), + DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "M1010"), + }, + .driver_data = (void *)(ES83XX_ENABLE_DMIC), + }, + { + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "HUAWEI"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "KLVL-WXX9"), + DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "M1010"), + }, + .driver_data = (void *)(ES83XX_ENABLE_DMIC), + }, + { + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "HUAWEI"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BOM-WXX9"), + DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "M1010"), + }, + .driver_data = (void *)(ES83XX_ENABLE_DMIC|ES83XX_48_MHZ_MCLK), + }, + { + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "HUAWEI"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HVY-WXX9"), + DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "M1020"), + }, + .driver_data = (void *)(ES83XX_ENABLE_DMIC), + }, + { + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "HUAWEI"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HVY-WXX9"), + DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "M1040"), + }, + .driver_data = (void *)(ES83XX_ENABLE_DMIC), + }, + {} +}; + +static int acp3x_es83xx_configure_link(struct snd_soc_card *card, struct snd_soc_dai_link *link) +{ + link->codecs = codec; + link->num_codecs = ARRAY_SIZE(codec); + link->init = acp3x_es83xx_init; + link->ops = &acp3x_es83xx_ops; + link->dai_fmt = SND_SOC_DAIFMT_I2S + | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBP_CFP; + + return 0; +} + +static int acp3x_es83xx_probe(struct snd_soc_card *card) +{ + int ret = 0; + struct device *dev = card->dev; + const struct dmi_system_id *dmi_id; + + dmi_id = dmi_first_match(acp3x_es83xx_dmi_table); + if (dmi_id && dmi_id->driver_data) { + struct acp3x_es83xx_private *priv; + struct acp_card_drvdata *acp_drvdata; + struct acpi_device *adev; + struct device *codec_dev; + + acp_drvdata = (struct acp_card_drvdata *)card->drvdata; + + dev_info(dev, "matched DMI table with this system, trying to register sound card\n"); + + adev = acpi_dev_get_first_match_dev(acp_drvdata->acpi_mach->id, NULL, -1); + if (!adev) { + dev_err(dev, "Error cannot find '%s' dev\n", acp_drvdata->acpi_mach->id); + return -ENXIO; + } + + codec_dev = acpi_get_first_physical_node(adev); + acpi_dev_put(adev); + if (!codec_dev) { + dev_warn(dev, "Error cannot find codec device, will defer probe\n"); + return -EPROBE_DEFER; + } + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) { + put_device(codec_dev); + return -ENOMEM; + } + + priv->codec_dev = codec_dev; + priv->quirk = (unsigned long)dmi_id->driver_data; + acp_drvdata->mach_priv = priv; + dev_info(dev, "successfully probed the sound card\n"); + } else { + ret = -ENODEV; + dev_warn(dev, "this system has a ES83xx codec defined in ACPI, but the driver doesn't have this system registered in DMI table\n"); + } + return ret; +} + + +void acp3x_es83xx_init_ops(struct acp_mach_ops *ops) +{ + ops->probe = acp3x_es83xx_probe; + ops->configure_widgets = acp3x_es83xx_configure_widgets; + ops->configure_link = acp3x_es83xx_configure_link; + ops->suspend_pre = acp3x_es83xx_suspend_pre; + ops->resume_post = acp3x_es83xx_resume_post; +} |