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authorSrinivas Kandagatla <srinivas.kandagatla@linaro.org>2016-02-11 12:17:45 +0000
committerMark Brown <broonie@kernel.org>2016-02-20 01:20:18 +0900
commit0a536400ad2ea72c80e6257fa71aa78d17bd43e3 (patch)
treea4925d692d4421e82f42f5511cda8d2fce027076 /sound/soc/qcom/lpass-ipq806x.c
parent73c847b6d3670e4521cd3f603102332614d0b640 (diff)
ASoC: qcom: ipq806x: add error in dma allocation.
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> Acked-by: Kenneth Westfield <kwestfie@codeaurora.org> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/qcom/lpass-ipq806x.c')
-rw-r--r--sound/soc/qcom/lpass-ipq806x.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/soc/qcom/lpass-ipq806x.c b/sound/soc/qcom/lpass-ipq806x.c
index 119048c016ec..29a35296d8da 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)