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authorSrinivas Kandagatla <srinivas.kandagatla@linaro.org>2022-06-10 15:48:18 +0100
committerMark Brown <broonie@kernel.org>2022-06-10 17:52:01 +0100
commit6548c884a595391fab172faeae39e2b329b848f3 (patch)
tree0c33b5643ba5f01d8958e7be46a220faf26354ab /sound/soc/qcom/qdsp6
parent81eef68f3bb78f5b3dc29032ffd804a4a2d7aaf0 (diff)
downloadlinux-6548c884a595391fab172faeae39e2b329b848f3.tar.gz
ASoC: qdsp6: q6apm-dai: unprepare stream if its already prepared
prepare callback can be called multiple times, so unprepare the stream
if its already prepared.

Without this DSP is not happy to setting the params on a already
prepared graph.

Fixes: 9b4fe0f1cd79 ("ASoC: qdsp6: audioreach: add q6apm-dai support")
Reported-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20220610144818.511797-1-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/qcom/qdsp6')
-rw-r--r--sound/soc/qcom/qdsp6/q6apm-dai.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/soc/qcom/qdsp6/q6apm-dai.c b/sound/soc/qcom/qdsp6/q6apm-dai.c
index 19c4a90ec1ea..ee59ef36b85a 100644
--- a/sound/soc/qcom/qdsp6/q6apm-dai.c
+++ b/sound/soc/qcom/qdsp6/q6apm-dai.c
@@ -147,6 +147,12 @@ static int q6apm_dai_prepare(struct snd_soc_component *component,
 	cfg.num_channels = runtime->channels;
 	cfg.bit_width = prtd->bits_per_sample;
 
+	if (prtd->state) {
+		/* clear the previous setup if any  */
+		q6apm_graph_stop(prtd->graph);
+		q6apm_unmap_memory_regions(prtd->graph, substream->stream);
+	}
+
 	prtd->pcm_count = snd_pcm_lib_period_bytes(substream);
 	prtd->pos = 0;
 	/* rate and channels are sent to audio driver */