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-rw-r--r--drivers/dma/at_xdmac.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index fa9d75adf4d7..bf2aacbbf4cc 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -562,6 +562,7 @@ at_xdmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
struct scatterlist *sg;
int i;
u32 cfg;
+ unsigned int xfer_size = 0;
if (!sgl)
return NULL;
@@ -637,12 +638,13 @@ at_xdmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
dev_dbg(chan2dev(chan), "%s: add desc 0x%p to descs_list 0x%p\n",
__func__, desc, first);
list_add_tail(&desc->desc_node, &first->descs_list);
+ xfer_size += len;
}
spin_unlock_bh(&atchan->lock);
first->tx_dma_desc.flags = flags;
- first->xfer_size = sg_len;
+ first->xfer_size = xfer_size;
first->direction = direction;
return &first->tx_dma_desc;