ipq806x is only ever tested for playback so return error in dma allocation if the stream direction is capture.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- sound/soc/qcom/lpass-ipq806x.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sound/soc/qcom/lpass-ipq806x.c b/sound/soc/qcom/lpass-ipq806x.c index 119048c..29a3529 100644 --- a/sound/soc/qcom/lpass-ipq806x.c +++ b/sound/soc/qcom/lpass-ipq806x.c @@ -65,7 +65,10 @@ static struct snd_soc_dai_driver ipq806x_lpass_cpu_dai_driver = {
static int ipq806x_lpass_alloc_dma_channel(struct lpass_data *drvdata, int dir) { - return IPQ806X_LPAIF_RDMA_CHAN_MI2S; + if (dir == SNDRV_PCM_STREAM_PLAYBACK) + return IPQ806X_LPAIF_RDMA_CHAN_MI2S; + else /* Capture currently not implemented */ + return -EINVAL; }
static int ipq806x_lpass_free_dma_channel(struct lpass_data *drvdata, int chan)