diff options
Diffstat (limited to 'sound/soc/intel/boards/sof_maxim_common.c')
| -rw-r--r-- | sound/soc/intel/boards/sof_maxim_common.c | 84 |
1 files changed, 77 insertions, 7 deletions
diff --git a/sound/soc/intel/boards/sof_maxim_common.c b/sound/soc/intel/boards/sof_maxim_common.c index 437d20562753..e9c52f8b6428 100644 --- a/sound/soc/intel/boards/sof_maxim_common.c +++ b/sound/soc/intel/boards/sof_maxim_common.c @@ -1,6 +1,7 @@ // 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> @@ -16,6 +17,7 @@ const struct snd_soc_dapm_route max_98373_dapm_routes[] = { { "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[] = { { @@ -38,9 +40,10 @@ struct snd_soc_dai_link_component max_98373_components[] = { .dai_name = MAX_98373_CODEC_DAI, }, }; +EXPORT_SYMBOL_NS(max_98373_components, SND_SOC_INTEL_SOF_MAXIM_COMMON); -static int max98373_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) +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; @@ -59,7 +62,7 @@ static int max98373_hw_params(struct snd_pcm_substream *substream, return 0; } -int max98373_trigger(struct snd_pcm_substream *substream, int cmd) +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; @@ -102,13 +105,15 @@ int max98373_trigger(struct snd_pcm_substream *substream, int cmd) return ret; } +EXPORT_SYMBOL_NS(max_98373_trigger, SND_SOC_INTEL_SOF_MAXIM_COMMON); struct snd_soc_ops max_98373_ops = { - .hw_params = max98373_hw_params, - .trigger = max98373_trigger, + .hw_params = max_98373_hw_params, + .trigger = max_98373_trigger, }; +EXPORT_SYMBOL_NS(max_98373_ops, SND_SOC_INTEL_SOF_MAXIM_COMMON); -int max98373_spk_codec_init(struct snd_soc_pcm_runtime *rtd) +int max_98373_spk_codec_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_card *card = rtd->card; int ret; @@ -119,9 +124,74 @@ int max98373_spk_codec_init(struct snd_soc_pcm_runtime *rtd) 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 sof_max98373_codec_conf(struct snd_soc_card *card) +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 + */ +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 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); + +MODULE_DESCRIPTION("ASoC Intel SOF Maxim helpers"); +MODULE_LICENSE("GPL"); |