[ofa-general] [PATCH] ib/core: Add creation flags to create QP

[Eli Cohen]

Add creation flags to create QP

This allows the verbs consumer to pass flags to the low level
drivers so they can act accordingly.

Signed-off-by: Eli Cohen <eli at mellanox.co.il>
---
In the case of LSO for example, the mlx4 layer needs to know that so it
can allocate space in the QP send queue buffer to hold the headers.

 include/rdma/ib_verbs.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 11f3960..6d766d9 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -486,6 +486,10 @@ enum ib_qp_type {
 	IB_QPT_RAW_ETY
 };
 
+enum qp_create_flags {
+	QP_CREATE_LSO = 1 << 0,
+};
+
 struct ib_qp_init_attr {
 	void                  (*event_handler)(struct ib_event *, void *);
 	void		       *qp_context;
@@ -496,6 +500,7 @@ struct ib_qp_init_attr {
 	enum ib_sig_type	sq_sig_type;
 	enum ib_qp_type		qp_type;
 	u8			port_num; /* special QP types only */
+	enum qp_create_flags	create_flags;
 };
 
 enum ib_rnr_timeout {
-- 
1.5.3.8