[PATCH 2/2] ASoC: SOF: Intel: hda: Enable DMI L1 for trace

Ranjani Sridharan ranjani.sridharan at linux.intel.com
Tue Jan 26 02:51:30 CET 2021


Enabling DMI L1 for capture streams could result in xruns during
pause/release. As pause/release is not a valid scenario for trace,
we can safely enable DMI L1 for it.

Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen at linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan at linux.intel.com>
---
 sound/soc/sof/intel/hda-trace.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sound/soc/sof/intel/hda-trace.c b/sound/soc/sof/intel/hda-trace.c
index ca869038e909..81d76d3debc6 100644
--- a/sound/soc/sof/intel/hda-trace.c
+++ b/sound/soc/sof/intel/hda-trace.c
@@ -42,7 +42,8 @@ int hda_dsp_trace_init(struct snd_sof_dev *sdev, u32 *stream_tag)
 	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
 	int ret;
 
-	hda->dtrace_stream = hda_dsp_stream_get(sdev, SNDRV_PCM_STREAM_CAPTURE, 0);
+	hda->dtrace_stream = hda_dsp_stream_get(sdev, SNDRV_PCM_STREAM_CAPTURE,
+						SOF_HDA_STREAM_DMI_L1_COMPATIBLE);
 
 	if (!hda->dtrace_stream) {
 		dev_err(sdev->dev,
-- 
2.25.1



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