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

STALE3229d

From: Antoine Tenart <hidden>
Date: 2017-12-11 08:16:14
Also in: lkml
Subsystem: networking drivers, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Revision v2 of 2 in this series.

Revisions (2)

2017-12-07 v1 [diff vs current]
2017-12-11 v2 current

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

Suggested-by: Yan Markman <redacted>
Signed-off-by: Antoine Tenart <redacted>
---
 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

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