ASoC: SOF: Intel: hda: Add support for DSPless mode

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Via the SOF_DBG_DSPLESS_MODE sof_debug flag the SOF stack can be asked to
not use the DSP for audio.

The use of DSPless mode is governed by the sdev->dspless_mode_selected
flag which is only going to be set if the user sets sof_debug=0x8000 and
the platform advertises that the DSPless mode is supported on them.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Link: https://lore.kernel.org/r/20230404092115.27949-6-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Peter Ujfalusi 2023-04-04 12:21:08 +03:00 • committed by Mark Brown

parent 4a3b1433a8

commit 1f7b5d52be

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33

sound/soc/sof/intel/hda-dai-ops.c

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sound/soc/sof/intel/hda-dai.c

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sound/soc/sof/intel/hda-pcm.c

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sound/soc/sof/intel/hda-stream.c

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sound/soc/sof/intel/hda.c

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