ASoC: SOF: hda-stream: add and strore hda stream number

Add stream_total into sof_intel_hda_dev to store the total hda stream
number that the platform can support, and initialize it at stream_init.
Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>

Author: keyonjie

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

@@ -500,6 +500,7 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev)
 structhdac_ext_stream*stream;
 structhdac_stream*hstream;
 structpci_dev*pci=to_pci_dev(sdev->dev);
+structsof_intel_hda_dev*sof_hda=bus_to_sof_hda(bus);
 intsd_offset;
 inti, num_playback, num_capture, num_total, ret;
 u32gcap;
@@ -657,6 +658,9 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev)
 list_add_tail(&hstream->list, &bus->stream_list);
 	}
 
+/* store the total playback + capture stream number */
+sof_hda->stream_total=num_total;
+
 return0;
 }
 

sound/soc/sof/intel/hda.h

@@ -367,6 +367,9 @@ struct sof_intel_hda_dev {
 /* if position update IPC needed */
 u32no_ipc_position;
 
+/* the total playback + capture stream number */
+u32stream_total;
+
 intirq;
 
 /* DMIC device */