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sys/ofed/include/uapi/rdma/rdma_user_ioctl_cmds.h
- This file was added.
/* | |||||
* Copyright (c) 2018, Mellanox Technologies 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 RDMA_USER_IOCTL_CMDS_H | |||||
#define RDMA_USER_IOCTL_CMDS_H | |||||
#ifdef _KERNEL | |||||
#include <linux/types.h> | |||||
#include <linux/ioctl.h> | |||||
#else | |||||
#include <infiniband/types.h> | |||||
#include <sys/ioccom.h> | |||||
#endif | |||||
/* Documentation/ioctl/ioctl-number.rst */ | |||||
#define RDMA_IOCTL_MAGIC 0x1b | |||||
#define RDMA_VERBS_IOCTL \ | |||||
_IOWR(RDMA_IOCTL_MAGIC, 1, struct ib_uverbs_ioctl_hdr) | |||||
enum { | |||||
/* User input */ | |||||
UVERBS_ATTR_F_MANDATORY = 1U << 0, | |||||
/* | |||||
* Valid output bit should be ignored and considered set in | |||||
* mandatory fields. This bit is kernel output. | |||||
*/ | |||||
UVERBS_ATTR_F_VALID_OUTPUT = 1U << 1, | |||||
}; | |||||
struct ib_uverbs_attr { | |||||
__u16 attr_id; /* command specific type attribute */ | |||||
__u16 len; /* only for pointers and IDRs array */ | |||||
__u16 flags; /* combination of UVERBS_ATTR_F_XXXX */ | |||||
union { | |||||
struct { | |||||
__u8 elem_id; | |||||
__u8 reserved; | |||||
} enum_data; | |||||
__u16 reserved; | |||||
} attr_data; | |||||
union { | |||||
/* | |||||
* ptr to command, inline data, idr/fd or | |||||
* ptr to __u32 array of IDRs | |||||
*/ | |||||
__aligned_u64 data; | |||||
/* Used by FD_IN and FD_OUT */ | |||||
__s64 data_s64; | |||||
}; | |||||
}; | |||||
struct ib_uverbs_ioctl_hdr { | |||||
__u16 length; | |||||
__u16 object_id; | |||||
__u16 method_id; | |||||
__u16 num_attrs; | |||||
__aligned_u64 reserved1; | |||||
__u32 driver_id; | |||||
__u32 reserved2; | |||||
struct ib_uverbs_attr attrs[0]; | |||||
}; | |||||
#endif |