From 2dd5716227878d5950988514a2cbabf72f7fc888 Mon Sep 17 00:00:00 2001 From: Eli Cohen Date: Wed, 16 Apr 2008 21:09:33 -0700 Subject: IB/core: Add support for modify CQ Add support for modifying CQ parameters for controlling event generation moderation. Signed-off-by: Eli Cohen Signed-off-by: Roland Dreier --- include/rdma/ib_verbs.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'include/rdma') diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index c48f6af5ef9a..95bf4bac44cb 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -987,6 +987,8 @@ struct ib_device { int comp_vector, struct ib_ucontext *context, struct ib_udata *udata); + int (*modify_cq)(struct ib_cq *cq, u16 cq_count, + u16 cq_period); int (*destroy_cq)(struct ib_cq *cq); int (*resize_cq)(struct ib_cq *cq, int cqe, struct ib_udata *udata); @@ -1391,6 +1393,15 @@ struct ib_cq *ib_create_cq(struct ib_device *device, */ int ib_resize_cq(struct ib_cq *cq, int cqe); +/** + * ib_modify_cq - Modifies moderation params of the CQ + * @cq: The CQ to modify. + * @cq_count: number of CQEs that will trigger an event + * @cq_period: max period of time in usec before triggering an event + * + */ +int ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period); + /** * ib_destroy_cq - Destroys the specified CQ. * @cq: The CQ to destroy. -- cgit v1.2.2