diff options
author | Sunil Goutham <sgoutham@cavium.com> | 2015-12-10 07:55:20 (GMT) |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2015-12-12 04:38:17 (GMT) |
commit | b9687b48a63a12ea31442f64dc77d41e83d0e478 (patch) | |
tree | fdf02532efae23b38641cc5fc81ffe53c16d34fc /drivers/net/ethernet/cavium | |
parent | 40fb5f8a60f33133d36afde35a9ad865d35e4423 (diff) | |
download | linux-b9687b48a63a12ea31442f64dc77d41e83d0e478.tar.xz |
net: thunderx: Enable CQE count threshold interrupt
This feature is introduced in pass-2 chip and with this CQ interrupt
coalescing will work based on both timer and count.
Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/cavium')
-rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_queues.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_queues.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c index b11fc09..d0d1b54 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -299,7 +299,7 @@ static int nicvf_init_cmp_queue(struct nicvf *nic, return err; cq->desc = cq->dmem.base; - cq->thresh = CMP_QUEUE_CQE_THRESH; + cq->thresh = pass1_silicon(nic->pdev) ? 0 : CMP_QUEUE_CQE_THRESH; nic->cq_coalesce_usecs = (CMP_QUEUE_TIMER_THRESH * 0.05) - 1; return 0; diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h index a4f6667..c5030a7 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h @@ -75,7 +75,7 @@ */ #define CMP_QSIZE CMP_QUEUE_SIZE2 #define CMP_QUEUE_LEN (1ULL << (CMP_QSIZE + 10)) -#define CMP_QUEUE_CQE_THRESH 0 +#define CMP_QUEUE_CQE_THRESH (NAPI_POLL_WEIGHT / 2) #define CMP_QUEUE_TIMER_THRESH 80 /* ~2usec */ #define RBDR_SIZE RBDR_SIZE0 |