diff options
Diffstat (limited to 'sound/soc/qcom/lpass-ipq806x.c')
| -rw-r--r-- | sound/soc/qcom/lpass-ipq806x.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sound/soc/qcom/lpass-ipq806x.c b/sound/soc/qcom/lpass-ipq806x.c index 7a41679..608c1a9 100644 --- a/sound/soc/qcom/lpass-ipq806x.c +++ b/sound/soc/qcom/lpass-ipq806x.c @@ -63,9 +63,12 @@ static struct snd_soc_dai_driver ipq806x_lpass_cpu_dai_driver = { .ops = &asoc_qcom_lpass_cpu_dai_ops, }; -static int ipq806x_lpass_alloc_dma_channel(struct lpass_data *drvdata) +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) @@ -83,6 +86,10 @@ static struct lpass_variant ipq806x_data = { .rdma_reg_base = 0x6000, .rdma_reg_stride = 0x1000, .rdma_channels = 4, + .wrdma_reg_base = 0xB000, + .wrdma_reg_stride = 0x1000, + .wrdma_channel_start = 5, + .wrdma_channels = 4, .dai_driver = &ipq806x_lpass_cpu_dai_driver, .num_dai = 1, .alloc_dma_channel = ipq806x_lpass_alloc_dma_channel, |
