Add two fields num_cores and dsp_cores_ref_count to
struct snd_sof_dev. These will be used to maintain the
ref count for each core to determine when it should be
powered up or down.
Signed-off-by: NRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: NGuennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: NPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: NKai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20211119192621.4096077-3-kai.vehmanen@linux.intel.comSigned-off-by: NMark Brown <broonie@kernel.org>