dmaengine: at_hdmac: flags located in first descriptor

Place flags on first descriptor of chain instead of last.
This is the one used by atc_chain_complete() function while unmapping.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index e25c4ad01062..3938db210834 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -603,7 +603,7 @@ atc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
         /* set end-of-link to the last link descriptor of list*/
         set_desc_eol(desc);
 
-        desc->txd.flags = flags; /* client is in control of this ack */
+        first->txd.flags = flags; /* client is in control of this ack */
 
         return &first->txd;
 
@@ -748,8 +748,8 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
         first->txd.cookie = -EBUSY;
         first->len = total_len;
 
-        /* last link descriptor of list is responsible of flags */
-        prev->txd.flags = flags; /* client is in control of this ack */
+        /* first link descriptor of list is responsible of flags */
+        first->txd.flags = flags; /* client is in control of this ack */
 
         return &first->txd;