ASoC: SOF: Intel: hda: save handle to sdev in sof_intel_hda_stream

Add a snd_sof_dev member to sof_intel_hda_stream. This will be
used to access the snd_sof_dev during link hw_params callback.
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/intel/hda-stream.c

@@ -564,6 +564,8 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev)
 		if (!hda_stream)
 			return -ENOMEM;
 
+		hda_stream->sdev = sdev;
+
 		stream = &hda_stream->hda_stream;
 
 		stream->pphc_addr = sdev->bar[HDA_DSP_PP_BAR] +
@@ -617,6 +619,8 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev)
 		if (!hda_stream)
 			return -ENOMEM;
 
+		hda_stream->sdev = sdev;
+
 		stream = &hda_stream->hda_stream;
 
 		/* we always have DSP support */

sound/soc/sof/intel/hda.h

@@ -409,6 +409,7 @@ static inline struct hda_bus *sof_to_hbus(struct snd_sof_dev *s)
 }
 
 struct sof_intel_hda_stream {
+	struct snd_sof_dev *sdev;
 	struct hdac_ext_stream hda_stream;
 	struct sof_intel_stream stream;
 	int hw_params_upon_resume; /* set up hw_params upon resume */