diff options
Diffstat (limited to 'drivers/net/bfin_mac.c')
| -rw-r--r-- | drivers/net/bfin_mac.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index 1905532d0940..38d34cec65a3 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c @@ -688,6 +688,12 @@ static int bfin_mac_hard_start_xmit(struct sk_buff *skb, } } + /* make sure the internal data buffers in the core are drained + * so that the DMA descriptors are completely written when the + * DMA engine goes to fetch them below + */ + SSYNC(); + /* enable this packet's dma */ current_tx_ptr->desc_a.config |= DMAEN; |