Unverified Commit e8e55dbe authored by Keyon Jie's avatar Keyon Jie Committed by Mark Brown
Browse files

ASoC: SOF: Intel: hda-stream: store stream capabilities 



Add stream_max into struct sof_intel_hda_dev to store the total hda
stream number that the platform can support, and initialize it at
stream_init.

This can be used later e.g. for stream bitmask.

Signed-off-by: default avatarKeyon Jie <yang.jie@linux.intel.com>
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 6d60a39e

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

+4 −0
Original line number Diff line number Diff line
@@ -500,6 +500,7 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev) 
	struct hdac_ext_stream *stream;

	struct hdac_stream *hstream;

	struct pci_dev *pci = to_pci_dev(sdev->dev);

	struct sof_intel_hda_dev *sof_hda = bus_to_sof_hda(bus);

	int sd_offset;

	int i, num_playback, num_capture, num_total, ret;

	u32 gcap;
@@ -657,6 +658,9 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev) 
		list_add_tail(&hstream->list, &bus->stream_list);

	}



	/* store total stream count (playback + capture) from GCAP */

	sof_hda->stream_max = num_total;



	return 0;

}

sound/soc/sof/intel/hda.h

+3 −0
Original line number Diff line number Diff line
@@ -383,6 +383,9 @@ struct sof_intel_hda_dev { 
	/* if position update IPC needed */

	u32 no_ipc_position;



	/* the maximum number of streams (playback + capture) supported */

	u32 stream_max;



	int irq;



	/* DMIC device */

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