ASoC: SOF: add flag to snd_sof_pcm_stream for D0i3 compatible stream

Add flag d0i3_compatible to struct snd_sof_pcm_stream to denote if the
stream can tolerate a transition to the D0i3 substate while opened (thus
seen as 'active' by pm_runtime).

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/20191025224122.7718-8-pierre-louis.bossart@linux.intel.com


Signed-off-by: Mark Brown <broonie@kernel.org>