From 52b810d3055f0a49472d05500c6fea5aeabd01a6 Mon Sep 17 00:00:00 2001
From: Divy Le Ray <divy@chelsio.com>
Date: Tue, 21 Aug 2007 20:49:05 -0700
Subject: [PATCH] cxgb3 - Update rx coalescing length
Reduce Rx coalescing length to 12288
Large bursts from the adapter to the host create back pressure
on the chip. Reducing the burst size avoids the issue.
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
---
drivers/net/cxgb3/common.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
index 1746003eb46..d6c77607a11 100644
--- a/drivers/net/cxgb3/common.h
+++ b/drivers/net/cxgb3/common.h
@@ -104,7 +104,7 @@ enum {
PROTO_SRAM_LINES = 128, /* size of TP sram */
};
-#define MAX_RX_COALESCING_LEN 16224U
+#define MAX_RX_COALESCING_LEN 12288U
enum {
PAUSE_RX = 1 << 0,
--
2.41.3