Re: [PATCH 4/5] ucc_geth: Increase RX ring buffer from 32 to 64

From: Joakim Tjernlund <redacted>
To: netdev@vger.kernel.org,
Cc: Joakim Tjernlund <redacted>
Date: 2012/09/18 18:56
Subject: [PATCH 4/5] ucc_geth: Increase RX ring buffer from 32 to 64

We still see dropped pkgs in a busy network, this makes it better.

Signed-off-by: Joakim Tjernlund <redacted>
---
 drivers/net/ethernet/freescale/ucc_geth.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/ethernet/freescale/ucc_geth.h b/drivers/net/ethernet/freescale/ucc_geth.h
index aeb743c..b68637e 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.h
+++ b/drivers/net/ethernet/freescale/ucc_geth.h

@@ -878,7 +878,7 @@ struct ucc_geth_hardware_statistics {

 /* Driver definitions */
 #define TX_BD_RING_LEN                          0x10
-#define RX_BD_RING_LEN                          0x20
+#define RX_BD_RING_LEN                          0x40

 #define TX_RING_MOD_MASK(size)                  (size-1)
 #define RX_RING_MOD_MASK(size)                  (size-1)
--

1.7.8.6