[alsa-devel] [PATCH v6 01/10] ASoC: Intel: mfld-pcm: don't call trigger ops to DSP for internal streams

[Subhransu S. Prusty]

From: Vinod Koul <vinod.koul at intel.com>

For internal stream i.e. BE we have don't need trigger ops as that
would be handled by DAPM for us in subsequent patches

Signed-off-by: Vinod Koul <vinod.koul at intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty at intel.com>
---
 sound/soc/intel/sst-mfld-platform-pcm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/intel/sst-mfld-platform-pcm.c b/sound/soc/intel/sst-mfld-platform-pcm.c
index 85deecd..9906b7c 100644
--- a/sound/soc/intel/sst-mfld-platform-pcm.c
+++ b/sound/soc/intel/sst-mfld-platform-pcm.c
@@ -464,6 +464,8 @@ static int sst_platform_pcm_trigger(struct snd_pcm_substream *substream,
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 
 	dev_dbg(rtd->dev, "sst_platform_pcm_trigger called\n");
+	if (substream->pcm->internal)
+		return 0;
 	stream = substream->runtime->private_data;
 	str_id = stream->stream_info.str_id;
 	switch (cmd) {
-- 
1.9.0