svn commit: r296038 - head/sys/dev/vnic
Zbigniew Bodek
zbb at FreeBSD.org
Thu Feb 25 14:28:12 UTC 2016
Author: zbb
Date: Thu Feb 25 14:28:10 2016
New Revision: 296038
URL: https://svnweb.freebsd.org/changeset/base/296038
Log:
Enable CQ count threshold interrupt on VNIC Pass2.0
On Pass2.0 can trigger interrupt on both timer and CQ count.
Reviewed by: wma
Obtained from: Semihalf
Sponsored by: Cavium
Differential Revision: https://reviews.freebsd.org/D5423
Modified:
head/sys/dev/vnic/nicvf_queues.c
head/sys/dev/vnic/nicvf_queues.h
Modified: head/sys/dev/vnic/nicvf_queues.c
==============================================================================
--- head/sys/dev/vnic/nicvf_queues.c Thu Feb 25 14:26:13 2016 (r296037)
+++ head/sys/dev/vnic/nicvf_queues.c Thu Feb 25 14:28:10 2016 (r296038)
@@ -940,7 +940,7 @@ nicvf_init_cmp_queue(struct nicvf *nic,
}
cq->desc = cq->dmem.base;
- cq->thresh = CMP_QUEUE_CQE_THRESH;
+ cq->thresh = pass1_silicon(nic->dev) ? 0 : CMP_QUEUE_CQE_THRESH;
cq->nic = nic;
cq->idx = qidx;
nic->cq_coalesce_usecs = (CMP_QUEUE_TIMER_THRESH * 0.05) - 1;
Modified: head/sys/dev/vnic/nicvf_queues.h
==============================================================================
--- head/sys/dev/vnic/nicvf_queues.h Thu Feb 25 14:26:13 2016 (r296037)
+++ head/sys/dev/vnic/nicvf_queues.h Thu Feb 25 14:28:10 2016 (r296038)
@@ -96,7 +96,7 @@
*/
#define CMP_QSIZE CMP_QUEUE_SIZE2
#define CMP_QUEUE_LEN (1UL << (CMP_QSIZE + 10))
-#define CMP_QUEUE_CQE_THRESH 0
+#define CMP_QUEUE_CQE_THRESH 32
#define CMP_QUEUE_TIMER_THRESH 220 /* 10usec */
#define RBDR_SIZE RBDR_SIZE0
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