path: root/drivers/infiniband/include/ib_verbs.h

/*
 * Copyright (c) 2004 Mellanox Technologies Ltd.  All rights reserved.
 * Copyright (c) 2004 Infinicon Corporation.  All rights reserved.
 * Copyright (c) 2004 Intel Corporation.  All rights reserved.
 * Copyright (c) 2004 Topspin Corporation.  All rights reserved.
 * Copyright (c) 2004 Voltaire Corporation.  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.
 *
 * $Id: ib_verbs.h 1349 2004-12-16 21:09:43Z roland $
 */

#if !defined(IB_VERBS_H)
#define IB_VERBS_H

#include <linux/types.h>
#include <linux/device.h>
#include <asm/atomic.h>

union ib_gid {
	u8	raw[16];
	struct {
		u64	subnet_prefix;
		u64	interface_id;
	} global;
};

enum ib_node_type {
	IB_NODE_CA 	= 1,
	IB_NODE_SWITCH,
	IB_NODE_ROUTER
};

enum ib_device_cap_flags {
	IB_DEVICE_RESIZE_MAX_WR		= 1,
	IB_DEVICE_BAD_PKEY_CNTR		= (1<<1),
	IB_DEVICE_BAD_QKEY_CNTR		= (1<<2),
	IB_DEVICE_RAW_MULTI		= (1<<3),
	IB_DEVICE_AUTO_PATH_MIG		= (1<<4),
	IB_DEVICE_CHANGE_PHY_PORT	= (1<<5),
	IB_DEVICE_UD_AV_PORT_ENFORCE	= (1<<6),
	IB_DEVICE_CURR_QP_STATE_MOD	= (1<<7),
	IB_DEVICE_SHUTDOWN_PORT		= (1<<8),
	IB_DEVICE_INIT_TYPE		= (1<<9),
	IB_DEVICE_PORT_ACTIVE_EVENT	= (1<<10),
	IB_DEVICE_SYS_IMAGE_GUID	= (1<<11),
	IB_DEVICE_RC_RNR_NAK_GEN	= (1<<12),
	IB_DEVICE_SRQ_RESIZE		= (1<<13),
	IB_DEVICE_N_NOTIFY_CQ		= (1<<14),
};

enum ib_atomic_cap {
	IB_ATOMIC_NONE,
	IB_ATOMIC_HCA,
	IB_ATOMIC_GLOB
};

struct ib_device_attr {
	u64			fw_ver;
	u64			node_guid;
	u64			sys_image_guid;
	u64			max_mr_size;
	u64			page_size_cap;
	u32			vendor_id;
	u32			vendor_part_id;
	u32			hw_ver;
	int			max_qp;
	int			max_qp_wr;
	int			device_cap_flags;
	int			max_sge;
	int			max_sge_rd;
	int			max_cq;
	int			max_cqe;
	int			max_mr;
	int			max_pd;
	int			max_qp_rd_atom;
	int			max_ee_rd_atom;
	int			max_res_rd_atom;
	int			max_qp_init_rd_atom;
	int			max_ee_init_rd_atom;
	enum ib_atomic_cap	atomic_cap;
	int			max_ee;
	int			max_rdd;
	int			max_mw;
	int			max_raw_ipv6_qp;
	int			max_raw_ethy_qp;
	int			max_mcast_grp;
	int			max_mcast_qp_attach;
	int			max_total_mcast_qp_attach;
	int			max_ah;
	int			max_fmr