mirror of
https://github.com/torvalds/linux.git
synced 2024-12-27 05:11:48 +00:00
a4d61e8480
Move the InfiniBand headers from drivers/infiniband/include to include/rdma. This allows InfiniBand-using code to live elsewhere, and lets us remove the ugly EXTRA_CFLAGS include path from the InfiniBand Makefiles. Signed-off-by: Roland Dreier <rolandd@cisco.com>
138 lines
4.4 KiB
C
138 lines
4.4 KiB
C
/*
|
|
* Copyright (c) 2004 Topspin Communications. All rights reserved.
|
|
* Copyright (c) 2005 Voltaire, 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.
|
|
*
|
|
* $Id: ib_user_mad.h 2814 2005-07-06 19:14:09Z halr $
|
|
*/
|
|
|
|
#ifndef IB_USER_MAD_H
|
|
#define IB_USER_MAD_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/ioctl.h>
|
|
|
|
/*
|
|
* Increment this value if any changes that break userspace ABI
|
|
* compatibility are made.
|
|
*/
|
|
#define IB_USER_MAD_ABI_VERSION 5
|
|
|
|
/*
|
|
* Make sure that all structs defined in this file remain laid out so
|
|
* that they pack the same way on 32-bit and 64-bit architectures (to
|
|
* avoid incompatibility between 32-bit userspace and 64-bit kernels).
|
|
*/
|
|
|
|
/**
|
|
* ib_user_mad_hdr - MAD packet header
|
|
* @id - ID of agent MAD received with/to be sent with
|
|
* @status - 0 on successful receive, ETIMEDOUT if no response
|
|
* received (transaction ID in data[] will be set to TID of original
|
|
* request) (ignored on send)
|
|
* @timeout_ms - Milliseconds to wait for response (unset on receive)
|
|
* @retries - Number of automatic retries to attempt
|
|
* @qpn - Remote QP number received from/to be sent to
|
|
* @qkey - Remote Q_Key to be sent with (unset on receive)
|
|
* @lid - Remote lid received from/to be sent to
|
|
* @sl - Service level received with/to be sent with
|
|
* @path_bits - Local path bits received with/to be sent with
|
|
* @grh_present - If set, GRH was received/should be sent
|
|
* @gid_index - Local GID index to send with (unset on receive)
|
|
* @hop_limit - Hop limit in GRH
|
|
* @traffic_class - Traffic class in GRH
|
|
* @gid - Remote GID in GRH
|
|
* @flow_label - Flow label in GRH
|
|
*/
|
|
struct ib_user_mad_hdr {
|
|
__u32 id;
|
|
__u32 status;
|
|
__u32 timeout_ms;
|
|
__u32 retries;
|
|
__u32 length;
|
|
__be32 qpn;
|
|
__be32 qkey;
|
|
__be16 lid;
|
|
__u8 sl;
|
|
__u8 path_bits;
|
|
__u8 grh_present;
|
|
__u8 gid_index;
|
|
__u8 hop_limit;
|
|
__u8 traffic_class;
|
|
__u8 gid[16];
|
|
__be32 flow_label;
|
|
};
|
|
|
|
/**
|
|
* ib_user_mad - MAD packet
|
|
* @hdr - MAD packet header
|
|
* @data - Contents of MAD
|
|
*
|
|
*/
|
|
struct ib_user_mad {
|
|
struct ib_user_mad_hdr hdr;
|
|
__u8 data[0];
|
|
};
|
|
|
|
/**
|
|
* ib_user_mad_reg_req - MAD registration request
|
|
* @id - Set by the kernel; used to identify agent in future requests.
|
|
* @qpn - Queue pair number; must be 0 or 1.
|
|
* @method_mask - The caller will receive unsolicited MADs for any method
|
|
* where @method_mask = 1.
|
|
* @mgmt_class - Indicates which management class of MADs should be receive
|
|
* by the caller. This field is only required if the user wishes to
|
|
* receive unsolicited MADs, otherwise it should be 0.
|
|
* @mgmt_class_version - Indicates which version of MADs for the given
|
|
* management class to receive.
|
|
* @oui: Indicates IEEE OUI when mgmt_class is a vendor class
|
|
* in the range from 0x30 to 0x4f. Otherwise not used.
|
|
* @rmpp_version: If set, indicates the RMPP version used.
|
|
*
|
|
*/
|
|
struct ib_user_mad_reg_req {
|
|
__u32 id;
|
|
__u32 method_mask[4];
|
|
__u8 qpn;
|
|
__u8 mgmt_class;
|
|
__u8 mgmt_class_version;
|
|
__u8 oui[3];
|
|
__u8 rmpp_version;
|
|
};
|
|
|
|
#define IB_IOCTL_MAGIC 0x1b
|
|
|
|
#define IB_USER_MAD_REGISTER_AGENT _IOWR(IB_IOCTL_MAGIC, 1, \
|
|
struct ib_user_mad_reg_req)
|
|
|
|
#define IB_USER_MAD_UNREGISTER_AGENT _IOW(IB_IOCTL_MAGIC, 2, __u32)
|
|
|
|
#endif /* IB_USER_MAD_H */
|