[patch v2 04/37] add rxe_opcode.h

[rpearson-klaOcWyJdxkshyMvu7JE4pqQE7yCjDx5@public.gmane.org]

[-- Attachment #1: add-rxe_opcode.h --]
[-- Type: text/plain, Size: 4722 bytes --]

Add declarations for data structures used to hold per opcode
and per work request opcode tables.

Signed-off-by: Bob Pearson <rpearson-klaOcWyJdxkshyMvu7JE4pqQE7yCjDx5@public.gmane.org>

---
 drivers/infiniband/hw/rxe/rxe_opcode.h |  130 +++++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)

Index: infiniband/drivers/infiniband/hw/rxe/rxe_opcode.h
===================================================================
--- /dev/null
+++ infiniband/drivers/infiniband/hw/rxe/rxe_opcode.h
@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2009-2011 Mellanox Technologies Ltd. All rights reserved.
+ * Copyright (c) 2009-2011 System Fabric Works, Inc. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses.  You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ *     Redistribution and use in source and binary forms, with or
+ *     without modification, are permitted provided that the following
+ *     conditions are met:
+ *
+ *	- Redistributions of source code must retain the above
+ *	  copyright notice, this list of conditions and the following
+ *	  disclaimer.
+ *
+ *	- Redistributions in binary form must reproduce the above
+ *	  copyright notice, this list of conditions and the following
+ *	  disclaimer in the documentation and/or other materials
+ *	  provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef RXE_OPCODE_H
+#define RXE_OPCODE_H
+
+/*
+ * contains header bit mask definitions and header lengths
+ * declaration of the rxe_opcode_info struct and
+ * rxe_wr_opcode_info struct
+ */
+
+enum rxe_wr_mask {
+	WR_INLINE_MASK			= (1 << 0),
+	WR_ATOMIC_MASK			= (1 << 1),
+	WR_SEND_MASK			= (1 << 2),
+	WR_READ_MASK			= (1 << 3),
+	WR_WRITE_MASK			= (1 << 4),
+	WR_LOCAL_MASK			= (1 << 5),
+
+	WR_READ_OR_WRITE_MASK		= WR_READ_MASK | WR_WRITE_MASK,
+	WR_READ_WRITE_OR_SEND_MASK	= WR_READ_OR_WRITE_MASK | WR_SEND_MASK,
+	WR_WRITE_OR_SEND_MASK		= WR_WRITE_MASK | WR_SEND_MASK,
+	WR_ATOMIC_OR_READ_MASK		= WR_ATOMIC_MASK | WR_READ_MASK,
+};
+
+#define WR_MAX_QPT		(8)
+
+struct rxe_wr_opcode_info {
+	char			*name;
+	enum rxe_wr_mask	mask[WR_MAX_QPT];
+};
+
+extern struct rxe_wr_opcode_info rxe_wr_opcode_info[];
+
+enum rxe_hdr_type {
+	RXE_LRH,
+	RXE_GRH,
+	RXE_BTH,
+	RXE_RETH,
+	RXE_AETH,
+	RXE_ATMETH,
+	RXE_ATMACK,
+	RXE_IETH,
+	RXE_RDETH,
+	RXE_DETH,
+	RXE_IMMDT,
+	RXE_PAYLOAD,
+	NUM_HDR_TYPES
+};
+
+enum rxe_hdr_mask {
+	RXE_LRH_MASK		= (1 << RXE_LRH),
+	RXE_GRH_MASK		= (1 << RXE_GRH),
+	RXE_BTH_MASK		= (1 << RXE_BTH),
+	RXE_IMMDT_MASK		= (1 << RXE_IMMDT),
+	RXE_RETH_MASK		= (1 << RXE_RETH),
+	RXE_AETH_MASK		= (1 << RXE_AETH),
+	RXE_ATMETH_MASK		= (1 << RXE_ATMETH),
+	RXE_ATMACK_MASK		= (1 << RXE_ATMACK),
+	RXE_IETH_MASK		= (1 << RXE_IETH),
+	RXE_RDETH_MASK		= (1 << RXE_RDETH),
+	RXE_DETH_MASK		= (1 << RXE_DETH),
+	RXE_PAYLOAD_MASK	= (1 << RXE_PAYLOAD),
+
+	RXE_REQ_MASK		= (1 << (NUM_HDR_TYPES+0)),
+	RXE_ACK_MASK		= (1 << (NUM_HDR_TYPES+1)),
+	RXE_SEND_MASK		= (1 << (NUM_HDR_TYPES+2)),
+	RXE_WRITE_MASK		= (1 << (NUM_HDR_TYPES+3)),
+	RXE_READ_MASK		= (1 << (NUM_HDR_TYPES+4)),
+	RXE_ATOMIC_MASK		= (1 << (NUM_HDR_TYPES+5)),
+
+	RXE_RWR_MASK		= (1 << (NUM_HDR_TYPES+6)),
+	RXE_COMP_MASK		= (1 << (NUM_HDR_TYPES+7)),
+
+	RXE_START_MASK		= (1 << (NUM_HDR_TYPES+8)),
+	RXE_MIDDLE_MASK		= (1 << (NUM_HDR_TYPES+9)),
+	RXE_END_MASK		= (1 << (NUM_HDR_TYPES+10)),
+
+	RXE_CNP_MASK		= (1 << (NUM_HDR_TYPES+11)),
+
+	RXE_LOOPBACK_MASK	= (1 << (NUM_HDR_TYPES+12)),
+
+	RXE_READ_OR_ATOMIC	= (RXE_READ_MASK | RXE_ATOMIC_MASK),
+	RXE_WRITE_OR_SEND	= (RXE_WRITE_MASK | RXE_SEND_MASK),
+};
+
+#define OPCODE_NONE		(-1)
+#define RXE_NUM_OPCODE		256
+
+struct rxe_opcode_info {
+	char			*name;
+	enum rxe_hdr_mask	mask;
+	int			length;
+	int			offset[NUM_HDR_TYPES];
+};
+
+extern struct rxe_opcode_info rxe_opcode[RXE_NUM_OPCODE];
+
+#endif /* RXE_OPCODE_H */


--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html