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/*
* Intel MIC Platform Software Stack (MPSS)
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2014 Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* BSD LICENSE
*
* Copyright(c) 2014 Intel Corporation.
*
* 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.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Intel SCIF driver.
*
*/
/*
* -----------------------------------------
* SCIF IOCTL interface information
* -----------------------------------------
*/
#ifndef SCIF_IOCTL_H
#define SCIF_IOCTL_H
#include <linux/types.h>
/**
* struct scif_port_id - SCIF port information
* @node: node on which port resides
* @port: local port number
*/
struct scif_port_id {
__u16 node;
__u16 port;
};
/**
* struct scifioctl_connect - used for SCIF_CONNECT IOCTL
* @self: used to read back the assigned port_id
* @peer: destination node and port to connect to
*/
struct scifioctl_connect {
struct scif_port_id self;
struct scif_port_id peer;
};
/**
* struct scifioctl_accept - used for SCIF_ACCEPTREQ IOCTL
* @flags: flags
* @peer: global id of peer endpoint
* @endpt: new connected endpoint descriptor
*/
struct scifioctl_accept {
__s32 flags;
struct scif_port_id peer;
__u64 endpt;
};
/**
* struct scifioctl_msg - used for SCIF_SEND/SCIF_RECV IOCTL
* @msg: message buffer address
* @len: message length
* @flags: flags
* @out_len: number of bytes sent/received
*/
struct scifioctl_msg {
__u64 msg;
__s32 len;
__s32 flags;
__s32 out_len;
};
/**
* struct scifioctl_node_ids - used for SCIF_GET_NODEIDS IOCTL
* @nodes: pointer to an array of node_ids
* @self: ID of the current node
* @len: length of array
*/
struct scifioctl_node_ids {
__u64 nodes;
__u64 self;
__s32 len;
};
#define SCIF_BIND _IOWR('s', 1, __u64)
#define SCIF_LISTEN _IOW('s', 2, __s32)
#define SCIF_CONNECT _IOWR('s', 3, struct scifioctl_connect)
#define SCIF_ACCEPTREQ _IOWR('s', 4, struct scifioctl_accept)
#define SCIF_ACCEPTREG _IOWR('s', 5, __u64)
#define SCIF_SEND _IOWR('s', 6, struct scifioctl_msg)
#define SCIF_RECV _IOWR('s', 7, struct scifioctl_msg)
#define SCIF_GET_NODEIDS _IOWR('s', 14, struct scifioctl_node_ids)
#endif /* SCIF_IOCTL_H */
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