dmaengine: fix cyclic dma usage
for cyclic dma, dont makr the descriptor as complte. Fix the remaining users of
cyclic dma which do so
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Tested-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Tested-by: Mika Westerberg <mika.westerberg@iki.fi>
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 445fdf8..bf0d7e4 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -245,7 +245,9 @@
dev_vdbg(chan2dev(&atchan->chan_common),
"descriptor %u complete\n", txd->cookie);
- dma_cookie_complete(txd);
+ /* mark the descriptor as complete for non cyclic cases only */
+ if (!atc_chan_is_cyclic(atchan))
+ dma_cookie_complete(txd);
/* move children to free_list */
list_splice_init(&desc->tx_list, &atchan->free_list);