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ASoC: Intel: sof_sdw: warn both sdw and pch dmic are used

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Typically, SoundWire MIC and PCH DMIC will not coexist. However, we may
want to use both of them in some special cases. Add a warning to let
users know that SoundWire MIC and PCH DMIC are both present and they
could overwrite it with kernel params.

Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://patch.msgid.link/20250225093716.67240-3-yung-chuan.liao@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Bard Liao 2025-02-25 17:37:16 +08:00 • committed by Mark Brown
parent 56a6772935
commit 4bcef04ca6
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GPG key ID: 24D68B725D5487D0
1 changed files with 7 additions and 0 deletions
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7
sound/soc/intel/boards/sof_sdw.c
View file

@ -803,7 +803,9 @@ static int create_sdw_dailink(struct snd_soc_card *card,
int *be_id, struct snd_soc_codec_conf **codec_conf)
{
struct device *dev = card->dev;
struct snd_soc_acpi_mach *mach = dev_get_platdata(card->dev);
struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
struct snd_soc_acpi_mach_params *mach_params = &mach->mach_params;
struct intel_mc_ctx *intel_ctx = (struct intel_mc_ctx *)ctx->private;
struct asoc_sdw_endpoint *sof_end;
int stream;
@ -900,6 +902,11 @@ static int create_sdw_dailink(struct snd_soc_card *card,
codecs[j].name = sof_end->codec_name;
codecs[j].dai_name = sof_end->dai_info->dai_name;
if (sof_end->dai_info->dai_type == SOC_SDW_DAI_TYPE_MIC &&
mach_params->dmic_num > 0) {
dev_warn(dev,
"Both SDW DMIC and PCH DMIC are present, if incorrect, please set kernel params snd_sof_intel_hda_generic dmic_num=0 to disable PCH DMIC\n");
}
j++;
}