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-rw-r--r--drivers/dma/mmp_tdma.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/mmp_tdma.c b/drivers/dma/mmp_tdma.c
index fa00665efd9d..1597f6ebf335 100644
--- a/drivers/dma/mmp_tdma.c
+++ b/drivers/dma/mmp_tdma.c
@@ -427,8 +427,10 @@ static struct dma_async_tx_descriptor *mmp_tdma_prep_dma_cyclic(
int num_periods = buf_len / period_len;
int i = 0, buf = 0;
- if (tdmac->status != DMA_COMPLETE)
+ if (tdmac->status != DMA_COMPLETE) {
+ dev_err(tdmac->dev, "controller busy");
return NULL;
+ }
if (period_len > TDMA_MAX_XFER_BYTES) {
dev_err(tdmac->dev,