| Current Path : /usr/src/contrib/ofed/libmlx4/fixes/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/contrib/ofed/libmlx4/fixes/xrc_rcv_qp_v2.patch |
Added support for XRC receive-only QPs (version 2).
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
---
V2:
1. xrc_ops changed to more_ops
diff --git a/src/mlx4.c b/src/mlx4.c
index 27ca75d..e5ded78 100644
--- a/src/mlx4.c
+++ b/src/mlx4.c
@@ -74,6 +74,11 @@ static struct ibv_more_ops mlx4_more_ops = {
.create_xrc_srq = mlx4_create_xrc_srq,
.open_xrc_domain = mlx4_open_xrc_domain,
.close_xrc_domain = mlx4_close_xrc_domain,
+ .create_xrc_rcv_qp = mlx4_create_xrc_rcv_qp,
+ .modify_xrc_rcv_qp = mlx4_modify_xrc_rcv_qp,
+ .query_xrc_rcv_qp = mlx4_query_xrc_rcv_qp,
+ .reg_xrc_rcv_qp = mlx4_reg_xrc_rcv_qp,
+ .unreg_xrc_rcv_qp = mlx4_unreg_xrc_rcv_qp,
#endif
};
#endif
diff --git a/src/mlx4.h b/src/mlx4.h
index 3eadb98..6307a2d 100644
--- a/src/mlx4.h
+++ b/src/mlx4.h
@@ -429,6 +429,21 @@ struct ibv_xrc_domain *mlx4_open_xrc_domain(struct ibv_context *context,
int fd, int oflag);
int mlx4_close_xrc_domain(struct ibv_xrc_domain *d);
+int mlx4_create_xrc_rcv_qp(struct ibv_qp_init_attr *init_attr,
+ uint32_t *xrc_qp_num);
+int mlx4_modify_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
+ uint32_t xrc_qp_num,
+ struct ibv_qp_attr *attr,
+ int attr_mask);
+int mlx4_query_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
+ uint32_t xrc_qp_num,
+ struct ibv_qp_attr *attr,
+ int attr_mask,
+ struct ibv_qp_init_attr *init_attr);
+int mlx4_reg_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
+ uint32_t xrc_qp_num);
+int mlx4_unreg_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
+ uint32_t xrc_qp_num);
#endif
diff --git a/src/verbs.c b/src/verbs.c
index b7c9c8e..8261eae 100644
--- a/src/verbs.c
+++ b/src/verbs.c
@@ -778,4 +778,59 @@ int mlx4_close_xrc_domain(struct ibv_xrc_domain *d)
free(d);
return 0;
}
+
+int mlx4_create_xrc_rcv_qp(struct ibv_qp_init_attr *init_attr,
+ uint32_t *xrc_qp_num)
+{
+
+ return ibv_cmd_create_xrc_rcv_qp(init_attr, xrc_qp_num);
+}
+
+int mlx4_modify_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
+ uint32_t xrc_qp_num,
+ struct ibv_qp_attr *attr,
+ int attr_mask)
+{
+ return ibv_cmd_modify_xrc_rcv_qp(xrc_domain, xrc_qp_num,
+ attr, attr_mask);
+}
+
+int mlx4_query_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
+ uint32_t xrc_qp_num,
+ struct ibv_qp_attr *attr,
+ int attr_mask,
+ struct ibv_qp_init_attr *init_attr)
+{
+ int ret;
+
+ ret = ibv_cmd_query_xrc_rcv_qp(xrc_domain, xrc_qp_num,
+ attr, attr_mask, init_attr);
+ if (ret)
+ return ret;
+
+ init_attr->cap.max_send_wr = init_attr->cap.max_send_sge = 1;
+ init_attr->cap.max_recv_sge = init_attr->cap.max_recv_wr = 0;
+ init_attr->cap.max_inline_data = 0;
+ init_attr->recv_cq = init_attr->send_cq = NULL;
+ init_attr->srq = NULL;
+ init_attr->xrc_domain = xrc_domain;
+ init_attr->qp_type = IBV_QPT_XRC;
+ init_attr->qp_context = NULL;
+ attr->cap = init_attr->cap;
+
+ return 0;
+}
+
+int mlx4_reg_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
+ uint32_t xrc_qp_num)
+{
+ return ibv_cmd_reg_xrc_rcv_qp(xrc_domain, xrc_qp_num);
+}
+
+int mlx4_unreg_xrc_rcv_qp(struct ibv_xrc_domain *xrc_domain,
+ uint32_t xrc_qp_num)
+{
+ return ibv_cmd_unreg_xrc_rcv_qp(xrc_domain, xrc_qp_num);
+}
+
#endif