ASoC: SOF: Intel: CNL: add support for sending compact IPC

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For compact IPCs, we will send the IPC header/command via the HIPCIDR
register and the first 32bit payload via the HIPCIDD register, no
mailbox will be used.

Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20191025224122.7718-19-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Keyon Jie 2019-10-25 17:41:14 -05:00 • committed by Mark Brown

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42

sound/soc/sof/intel/cnl.c

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1

sound/soc/sof/intel/hda.h

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