From 8a0b4ddbd3f0a950d1ce8e7a88a255a8cf1c0de3 Mon Sep 17 00:00:00 2001
From: Sonic Zhang <sonic.zhang@analog.com>
Date: Fri, 29 May 2009 03:40:43 +0000
Subject: [PATCH] --- yaml --- r: 150566 b: refs/heads/master c:
 805a8ab3ce1be83e9a98c21a625ebbb549a2d317 h: refs/heads/master v: v3

---
 [refs]                       | 2 +-
 trunk/drivers/net/bfin_mac.c | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 68541df949fe..cf2d17530596 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 91a455f089810625eb94a36ccc40ae963f451b06
+refs/heads/master: 805a8ab3ce1be83e9a98c21a625ebbb549a2d317
diff --git a/trunk/drivers/net/bfin_mac.c b/trunk/drivers/net/bfin_mac.c
index 1905532d0940..38d34cec65a3 100644
--- a/trunk/drivers/net/bfin_mac.c
+++ b/trunk/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;