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authorFugang Duan <B38611@freescale.com>2012-04-20 18:16:24 +0800
committerJason Liu <r64343@freescale.com>2012-07-20 13:36:30 +0800
commitbce9486f83781e90897d52c973796beeec6afa44 (patch)
treedaeb67b8720c8978a2dba4cef1377c33a912853a
parentf3641201d5ee3abc7c1b284ed74c1c3c35e5253d (diff)
ENGR00179636-02 - FEC : Enet RX FIFO overruns issue.
- Increase RX BD size to 384 entrys from 16 entrys, which can reduce the overruns number in busy system. Signed-off-by: Fugang Duan <B38611@freescale.com>
-rwxr-xr-xdrivers/net/fec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index a93ac31e690f..0fe11753b4c0 100755
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -119,7 +119,7 @@ MODULE_PARM_DESC(macaddr, "FEC Ethernet MAC address");
* We don't need to allocate pages for the transmitter. We just use
* the skbuffer directly.
*/
-#define FEC_ENET_RX_PAGES 8
+#define FEC_ENET_RX_PAGES 192
#define FEC_ENET_RX_FRSIZE 2048
#define FEC_ENET_RX_FRPPG (PAGE_SIZE / FEC_ENET_RX_FRSIZE)
#define RX_RING_SIZE (FEC_ENET_RX_FRPPG * FEC_ENET_RX_PAGES)