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Unverified Commit 9f68d6e6 authored by Pierre-Louis Bossart's avatar Pierre-Louis Bossart Committed by Mark Brown
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ASoC: SOF: Intel: hda-dsp: simplify S3 resume flows



The flow contains surprising parts that seem to have been inspired by
the Skylake driver.

During a resume from S3, the state of the links prior to suspend
should not matter. One would have to assume that the links are powered
down anyways prior to suspend, and there is also no specific code that
turns links on unconditionally on resume.

Likewise, the snd_hdac_init_chip() routine will start the cmd_io
handling, and it's not clear why we should care about the state of the
DMA prior to suspend.

This patch removes these two sequences to simplify the flow.

Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: default avatarRander Wang <rander.wang@intel.com>
Reviewed-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: default avatarPéter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: default avatarCezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20221017204946.207986-4-pierre-louis.bossart@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8e1ae6f6
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