diff options
Diffstat (limited to 'drivers/dma/mmp_tdma.c')
| -rw-r--r-- | drivers/dma/mmp_tdma.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/dma/mmp_tdma.c b/drivers/dma/mmp_tdma.c index 10117f271b12..d683232d7fea 100644 --- a/drivers/dma/mmp_tdma.c +++ b/drivers/dma/mmp_tdma.c @@ -363,6 +363,8 @@ static void mmp_tdma_free_descriptor(struct mmp_tdma_chan *tdmac) gen_pool_free(gpool, (unsigned long)tdmac->desc_arr, size); tdmac->desc_arr = NULL; + if (tdmac->status == DMA_ERROR) + tdmac->status = DMA_COMPLETE; return; } @@ -443,7 +445,8 @@ static struct dma_async_tx_descriptor *mmp_tdma_prep_dma_cyclic( if (!desc) goto err_out; - mmp_tdma_config_write(chan, direction, &tdmac->slave_config); + if (mmp_tdma_config_write(chan, direction, &tdmac->slave_config)) + goto err_out; while (buf < buf_len) { desc = &tdmac->desc_arr[i]; |