ASoC: SOF: PM: add check before setting d0_substate

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Add check before seeting d0_substate and return success if Audio DSP is
already in the target substate.

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/20191111223343.19986-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Keyon Jie 2019-11-11 16:33:41 -06:00 • committed by Mark Brown

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commit 58a972efd2

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sound/soc/sof/pm.c

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