| // SPDX-License-Identifier: GPL-2.0-only |
| // |
| // Copyright(c) 2020 Intel Corporation. All rights reserved. |
| #include <linux/module.h> |
| #include <linux/string.h> |
| #include <sound/pcm.h> |
| #include <sound/soc.h> |
| #include <sound/soc-dai.h> |
| #include <sound/soc-dapm.h> |
| #include <uapi/sound/asound.h> |
| #include "sof_maxim_common.h" |
| |
| #define MAX_98373_PIN_NAME 16 |
| |
| const struct snd_soc_dapm_route max_98373_dapm_routes[] = { |
| /* speaker */ |
| { "Left Spk", NULL, "Left BE_OUT" }, |
| { "Right Spk", NULL, "Right BE_OUT" }, |
| }; |
| EXPORT_SYMBOL_NS(max_98373_dapm_routes, SND_SOC_INTEL_SOF_MAXIM_COMMON); |
| |
| static struct snd_soc_codec_conf max_98373_codec_conf[] = { |
| { |
| .dlc = COMP_CODEC_CONF(MAX_98373_DEV0_NAME), |
| .name_prefix = "Right", |
| }, |
| { |
| .dlc = COMP_CODEC_CONF(MAX_98373_DEV1_NAME), |
| .name_prefix = "Left", |
| }, |
| }; |
| |
| struct snd_soc_dai_link_component max_98373_components[] = { |
| { /* For Right */ |
| .name = MAX_98373_DEV0_NAME, |
| .dai_name = MAX_98373_CODEC_DAI, |
| }, |
| { /* For Left */ |
| .name = MAX_98373_DEV1_NAME, |
| .dai_name = MAX_98373_CODEC_DAI, |
| }, |
| }; |
| EXPORT_SYMBOL_NS(max_98373_components, SND_SOC_INTEL_SOF_MAXIM_COMMON); |
| |
| static int max_98373_hw_params(struct snd_pcm_substream *substream, |
| struct snd_pcm_hw_params *params) |
| { |
| struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
| struct snd_soc_dai *codec_dai; |
| int j; |
| |
| for_each_rtd_codec_dais(rtd, j, codec_dai) { |
| if (!strcmp(codec_dai->component->name, MAX_98373_DEV0_NAME)) { |
| /* DEV0 tdm slot configuration */ |
| snd_soc_dai_set_tdm_slot(codec_dai, 0x03, 3, 8, 32); |
| } |
| if (!strcmp(codec_dai->component->name, MAX_98373_DEV1_NAME)) { |
| /* DEV1 tdm slot configuration */ |
| snd_soc_dai_set_tdm_slot(codec_dai, 0x0C, 3, 8, 32); |
| } |
| } |
| return 0; |
| } |
| |
| int max_98373_trigger(struct snd_pcm_substream *substream, int cmd) |
| { |
| struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
| struct snd_soc_dai *codec_dai; |
| struct snd_soc_dai *cpu_dai; |
| int j; |
| int ret = 0; |
| |
| /* set spk pin by playback only */ |
| if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) |
| return 0; |
| |
| cpu_dai = asoc_rtd_to_cpu(rtd, 0); |
| for_each_rtd_codec_dais(rtd, j, codec_dai) { |
| struct snd_soc_dapm_context *dapm = |
| snd_soc_component_get_dapm(cpu_dai->component); |
| char pin_name[MAX_98373_PIN_NAME]; |
| |
| snprintf(pin_name, ARRAY_SIZE(pin_name), "%s Spk", |
| codec_dai->component->name_prefix); |
| |
| switch (cmd) { |
| case SNDRV_PCM_TRIGGER_START: |
| case SNDRV_PCM_TRIGGER_RESUME: |
| case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: |
| ret = snd_soc_dapm_enable_pin(dapm, pin_name); |
| if (!ret) |
| snd_soc_dapm_sync(dapm); |
| break; |
| case SNDRV_PCM_TRIGGER_STOP: |
| case SNDRV_PCM_TRIGGER_SUSPEND: |
| case SNDRV_PCM_TRIGGER_PAUSE_PUSH: |
| ret = snd_soc_dapm_disable_pin(dapm, pin_name); |
| if (!ret) |
| snd_soc_dapm_sync(dapm); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| return ret; |
| } |
| EXPORT_SYMBOL_NS(max_98373_trigger, SND_SOC_INTEL_SOF_MAXIM_COMMON); |
| |
| struct snd_soc_ops max_98373_ops = { |
| .hw_params = max_98373_hw_params, |
| .trigger = max_98373_trigger, |
| }; |
| EXPORT_SYMBOL_NS(max_98373_ops, SND_SOC_INTEL_SOF_MAXIM_COMMON); |
| |
| int max_98373_spk_codec_init(struct snd_soc_pcm_runtime *rtd) |
| { |
| struct snd_soc_card *card = rtd->card; |
| int ret; |
| |
| ret = snd_soc_dapm_add_routes(&card->dapm, max_98373_dapm_routes, |
| ARRAY_SIZE(max_98373_dapm_routes)); |
| if (ret) |
| dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret); |
| return ret; |
| } |
| EXPORT_SYMBOL_NS(max_98373_spk_codec_init, SND_SOC_INTEL_SOF_MAXIM_COMMON); |
| |
| void max_98373_set_codec_conf(struct snd_soc_card *card) |
| { |
| card->codec_conf = max_98373_codec_conf; |
| card->num_configs = ARRAY_SIZE(max_98373_codec_conf); |
| } |
| EXPORT_SYMBOL_NS(max_98373_set_codec_conf, SND_SOC_INTEL_SOF_MAXIM_COMMON); |
| |
| /* |
| * Maxim MAX98357A/MAX98360A |
| */ |
| static const struct snd_kcontrol_new max_98357a_kcontrols[] = { |
| SOC_DAPM_PIN_SWITCH("Spk"), |
| }; |
| |
| static const struct snd_soc_dapm_widget max_98357a_dapm_widgets[] = { |
| SND_SOC_DAPM_SPK("Spk", NULL), |
| }; |
| |
| static const struct snd_soc_dapm_route max_98357a_dapm_routes[] = { |
| /* speaker */ |
| {"Spk", NULL, "Speaker"}, |
| }; |
| |
| static struct snd_soc_dai_link_component max_98357a_components[] = { |
| { |
| .name = MAX_98357A_DEV0_NAME, |
| .dai_name = MAX_98357A_CODEC_DAI, |
| } |
| }; |
| |
| static struct snd_soc_dai_link_component max_98360a_components[] = { |
| { |
| .name = MAX_98360A_DEV0_NAME, |
| .dai_name = MAX_98357A_CODEC_DAI, |
| } |
| }; |
| |
| static int max_98357a_init(struct snd_soc_pcm_runtime *rtd) |
| { |
| struct snd_soc_card *card = rtd->card; |
| int ret; |
| |
| ret = snd_soc_dapm_new_controls(&card->dapm, max_98357a_dapm_widgets, |
| ARRAY_SIZE(max_98357a_dapm_widgets)); |
| if (ret) { |
| dev_err(rtd->dev, "unable to add dapm controls, ret %d\n", ret); |
| /* Don't need to add routes if widget addition failed */ |
| return ret; |
| } |
| |
| ret = snd_soc_add_card_controls(card, max_98357a_kcontrols, |
| ARRAY_SIZE(max_98357a_kcontrols)); |
| if (ret) { |
| dev_err(rtd->dev, "unable to add card controls, ret %d\n", ret); |
| return ret; |
| } |
| |
| ret = snd_soc_dapm_add_routes(&card->dapm, max_98357a_dapm_routes, |
| ARRAY_SIZE(max_98357a_dapm_routes)); |
| |
| if (ret) |
| dev_err(rtd->dev, "unable to add dapm routes, ret %d\n", ret); |
| |
| return ret; |
| } |
| |
| void max_98357a_dai_link(struct snd_soc_dai_link *link) |
| { |
| link->codecs = max_98357a_components; |
| link->num_codecs = ARRAY_SIZE(max_98357a_components); |
| link->init = max_98357a_init; |
| } |
| EXPORT_SYMBOL_NS(max_98357a_dai_link, SND_SOC_INTEL_SOF_MAXIM_COMMON); |
| |
| void max_98360a_dai_link(struct snd_soc_dai_link *link) |
| { |
| link->codecs = max_98360a_components; |
| link->num_codecs = ARRAY_SIZE(max_98360a_components); |
| link->init = max_98357a_init; |
| } |
| EXPORT_SYMBOL_NS(max_98360a_dai_link, SND_SOC_INTEL_SOF_MAXIM_COMMON); |
| |
| MODULE_DESCRIPTION("ASoC Intel SOF Maxim helpers"); |
| MODULE_LICENSE("GPL"); |