1 files changed, 108 insertions, 0 deletions
diff --git a/include/rdma/tid_rdma_defs.h b/include/rdma/tid_rdma_defs.h
new file mode 100644
index 000000000000..08fe47c7ad2c
--- /dev/null
+++ b/include/rdma/tid_rdma_defs.h
@@ -0,0 +1,108 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
+/*
+ * Copyright(c) 2018 Intel Corporation.
+ *
+ */
+
+#ifndef TID_RDMA_DEFS_H
+#define TID_RDMA_DEFS_H
+
+#include <rdma/ib_pack.h>
+
+struct tid_rdma_read_req {
+	__le32 kdeth0;
+	__le32 kdeth1;
+	struct ib_reth reth;
+	__be32 tid_flow_psn;
+	__be32 tid_flow_qp;
+	__be32 verbs_qp;
+};
+
+struct tid_rdma_read_resp {
+	__le32 kdeth0;
+	__le32 kdeth1;
+	__be32 aeth;
+	__be32 reserved[4];
+	__be32 verbs_psn;
+	__be32 verbs_qp;
+};
+
+struct tid_rdma_write_req {
+	__le32 kdeth0;
+	__le32 kdeth1;
+	struct ib_reth reth;
+	__be32 reserved[2];
+	__be32 verbs_qp;
+};
+
+struct tid_rdma_write_resp {
+	__le32 kdeth0;
+	__le32 kdeth1;
+	__be32 aeth;
+	__be32 reserved[3];
+	__be32 tid_flow_psn;
+	__be32 tid_flow_qp;
+	__be32 verbs_qp;
+};
+
+struct tid_rdma_write_data {
+	__le32 kdeth0;
+	__le32 kdeth1;
+	__be32 reserved[6];
+	__be32 verbs_qp;
+};
+
+struct tid_rdma_resync {
+	__le32 kdeth0;
+	__le32 kdeth1;
+	__be32 reserved[6];
+	__be32 verbs_qp;
+};
+
+struct tid_rdma_ack {
+	__le32 kdeth0;
+	__le32 kdeth1;
+	__be32 aeth;
+	__be32 reserved[2];
+	__be32 tid_flow_psn;
+	__be32 verbs_psn;
+	__be32 tid_flow_qp;
+	__be32 verbs_qp;
+};
+
+/*
+ * TID RDMA Opcodes
+ */
+#define IB_OPCODE_TID_RDMA 0xe0
+enum {
+	IB_OPCODE_WRITE_REQ       = 0x0,
+	IB_OPCODE_WRITE_RESP      = 0x1,
+	IB_OPCODE_WRITE_DATA      = 0x2,
+	IB_OPCODE_WRITE_DATA_LAST = 0x3,
+	IB_OPCODE_READ_REQ        = 0x4,
+	IB_OPCODE_READ_RESP       = 0x5,
+	IB_OPCODE_RESYNC          = 0x6,
+	IB_OPCODE_ACK             = 0x7,
+
+	IB_OPCODE(TID_RDMA, WRITE_REQ),
+	IB_OPCODE(TID_RDMA, WRITE_RESP),
+	IB_OPCODE(TID_RDMA, WRITE_DATA),
+	IB_OPCODE(TID_RDMA, WRITE_DATA_LAST),
+	IB_OPCODE(TID_RDMA, READ_REQ),
+	IB_OPCODE(TID_RDMA, READ_RESP),
+	IB_OPCODE(TID_RDMA, RESYNC),
+	IB_OPCODE(TID_RDMA, ACK),
+};
+
+#define TID_OP(x) IB_OPCODE_TID_RDMA_##x
+
+/*
+ * Define TID RDMA specific WR opcodes. The ib_wr_opcode
+ * enum already provides some reserved values for use by
+ * low level drivers. Two of those are used but renamed
+ * to be more descriptive.
+ */
+#define IB_WR_TID_RDMA_WRITE IB_WR_RESERVED1
+#define IB_WR_TID_RDMA_READ  IB_WR_RESERVED2
+
+#endif /* TID_RDMA_DEFS_H */