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path: root/drivers/infiniband/core/cm_msgs.h
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Diffstat (limited to 'drivers/infiniband/core/cm_msgs.h')
-rw-r--r--drivers/infiniband/core/cm_msgs.h19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 3ade32025974..505db2a59e7f 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2004 Intel Corporation. All rights reserved.
+ * Copyright (c) 2004, 2011 Intel Corporation. All rights reserved.
* Copyright (c) 2004 Topspin Corporation. All rights reserved.
* Copyright (c) 2004 Voltaire Corporation. All rights reserved.
*
@@ -538,6 +538,23 @@ static inline void cm_rep_set_local_qpn(struct cm_rep_msg *rep_msg, __be32 qpn)
(be32_to_cpu(rep_msg->offset12) & 0x000000FF));
}
+static inline __be32 cm_rep_get_local_eecn(struct cm_rep_msg *rep_msg)
+{
+ return cpu_to_be32(be32_to_cpu(rep_msg->offset16) >> 8);
+}
+
+static inline void cm_rep_set_local_eecn(struct cm_rep_msg *rep_msg, __be32 eecn)
+{
+ rep_msg->offset16 = cpu_to_be32((be32_to_cpu(eecn) << 8) |
+ (be32_to_cpu(rep_msg->offset16) & 0x000000FF));
+}
+
+static inline __be32 cm_rep_get_qpn(struct cm_rep_msg *rep_msg, enum ib_qp_type qp_type)
+{
+ return (qp_type == IB_QPT_XRC_INI) ?
+ cm_rep_get_local_eecn(rep_msg) : cm_rep_get_local_qpn(rep_msg);
+}
+
static inline __be32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg)
{
return cpu_to_be32(be32_to_cpu(rep_msg->offset20) >> 8);