[PATCH net-next v2 5/5] net: mvpp2: adjust the coalescing parameters

From: Antoine Tenart
Date: Mon Dec 11 2017 - 03:16:16 EST


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

Suggested-by: Yan Markman <ymarkman@xxxxxxxxxxx>
Signed-off-by: Antoine Tenart <antoine.tenart@xxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/marvell/mvpp2.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c
index aa72109290c3..a19760736b71 100644
--- 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
--
2.14.3