84e0a19adb
A generic .rtd_init() callback could be used by different dais. It is useful to pass dai parameter to the callback. The dai parameter will be used in the follow up commit. No functional change here. Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20240509163418.67746-18-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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// Copyright (c) 2023 Intel Corporation
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/*
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* sof_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 "sof_sdw_common.h"
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#define CODEC_NAME_SIZE 8
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int 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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int sof_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 sof_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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