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To make it generic, move Cirrus Soundwire codec helper functions to common place holder so that it can be used by other platform machine driver. Link: https://github.com/thesofproject/linux/pull/5068 Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://patch.msgid.link/20240801091446.10457-20-Vijendar.Mukunda@amd.com Signed-off-by: Mark Brown <broonie@kernel.org>
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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// This file incorporates work covered by the following copyright notice:
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// Copyright (c) 2023 Intel Corporation
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// Copyright (c) 2024 Advanced Micro Devices, Inc.
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/*
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* soc_sdw_cs_amp - Helpers to handle CS35L56 from generic machine driver
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*/
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#include <linux/device.h>
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#include <linux/errno.h>
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#include <sound/soc.h>
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#include <sound/soc-acpi.h>
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#include <sound/soc-dai.h>
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#include <sound/soc_sdw_utils.h>
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#define CODEC_NAME_SIZE 8
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int asoc_sdw_cs_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
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{
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const char *dai_name = rtd->dai_link->codecs->dai_name;
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struct snd_soc_card *card = rtd->card;
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char codec_name[CODEC_NAME_SIZE];
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char widget_name[16];
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struct snd_soc_dapm_route route = { "Speaker", NULL, widget_name };
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struct snd_soc_dai *codec_dai;
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int i, ret;
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snprintf(codec_name, CODEC_NAME_SIZE, "%s", dai_name);
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card->components = devm_kasprintf(card->dev, GFP_KERNEL,
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"%s spk:%s",
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card->components, codec_name);
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if (!card->components)
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return -ENOMEM;
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for_each_rtd_codec_dais(rtd, i, codec_dai) {
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if (!strstr(codec_dai->name, "cs35l56"))
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continue;
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snprintf(widget_name, sizeof(widget_name), "%s SPK",
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codec_dai->component->name_prefix);
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ret = snd_soc_dapm_add_routes(&card->dapm, &route, 1);
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if (ret)
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return ret;
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}
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return 0;
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}
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EXPORT_SYMBOL_NS(asoc_sdw_cs_spk_rtd_init, SND_SOC_SDW_UTILS);
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int asoc_sdw_cs_amp_init(struct snd_soc_card *card,
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struct snd_soc_dai_link *dai_links,
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struct asoc_sdw_codec_info *info,
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bool playback)
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{
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/* Do init on playback link only. */
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if (!playback)
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return 0;
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info->amp_num++;
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return 0;
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}
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EXPORT_SYMBOL_NS(asoc_sdw_cs_amp_init, SND_SOC_SDW_UTILS);
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