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ASoC: SOF: Intel: hda-dai: add support for dspless mode beyond HDAudio

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For SoundWire/ALH, we need to have a dai configured, but we don't want
to send a DMA_TLV to firmware. Add additional code branches.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://msgid.link/r/20240213101247.28887-16-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2024-02-13 12:12:47 +02:00 committed by Mark Brown
parent 0afce89ff8
commit 2065610b5d
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GPG Key ID: 24D68B725D5487D0
1 changed files with 10 additions and 1 deletions
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11
sound/soc/sof/intel/hda-dai.c
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@ -83,6 +83,11 @@ hda_dai_get_ops(struct snd_pcm_substream *substream, struct snd_soc_dai *cpu_dai
sdev = widget_to_sdev(w); sdev = widget_to_sdev(w);
if (!swidget) {
dev_err(sdev->dev, "%s: swidget is NULL\n", __func__);
return NULL;
}
if (sdev->dspless_mode_selected) if (sdev->dspless_mode_selected)
return hda_select_dai_widget_ops(sdev, swidget); return hda_select_dai_widget_ops(sdev, swidget);
@ -364,8 +369,11 @@ static int non_hda_dai_hw_params(struct snd_pcm_substream *substream,
return ret; return ret;
} }
/* get stream_id */
sdev = widget_to_sdev(w); sdev = widget_to_sdev(w);
if (sdev->dspless_mode_selected)
goto skip_tlv;
/* get stream_id */
hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream); hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
if (!hext_stream) { if (!hext_stream) {
@ -398,6 +406,7 @@ static int non_hda_dai_hw_params(struct snd_pcm_substream *substream,
dma_config->dma_stream_channel_map.device_count = 0; /* mapping not used */ dma_config->dma_stream_channel_map.device_count = 0; /* mapping not used */
dma_config->dma_priv_config_size = 0; dma_config->dma_priv_config_size = 0;
skip_tlv:
return 0; return 0;
} }