net: mvpp2: adjust the coalescing parameters

This patch adjust the coalescing parameters to the vendor
recommendations for the PPv2 network controller.

Suggested-by: Yan Markman <ymarkman@marvell.com>
Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c
index aa72109..a197607 100644 (file)
--- a/drivers/net/ethernet/marvell/mvpp2.c
+++ b/drivers/net/ethernet/marvell/mvpp2.c
@@ -454,11 +454,11 @@
 /* Various constants */
 
 /* Coalescing */
-#define MVPP2_TXDONE_COAL_PKTS_THRESH  15
+#define MVPP2_TXDONE_COAL_PKTS_THRESH  64
 #define MVPP2_TXDONE_HRTIMER_PERIOD_NS 1000000UL
 #define MVPP2_TXDONE_COAL_USEC         1000
 #define MVPP2_RX_COAL_PKTS             32
-#define MVPP2_RX_COAL_USEC             100
+#define MVPP2_RX_COAL_USEC             64
 
 /* The two bytes Marvell header. Either contains a special value used
  * by Marvell switches when a specific hardware mode is enabled (not