mirror of https://gitee.com/openkylin/linux.git
122 lines
4.5 KiB
C
122 lines
4.5 KiB
C
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
|
|
/*
|
|
* Copyright (c) 2016 Mellanox Technologies, LTD. 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_H
|
|
#define RDMA_USER_IOCTL_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/ioctl.h>
|
|
#include <rdma/ib_user_mad.h>
|
|
#include <rdma/hfi/hfi1_ioctl.h>
|
|
|
|
/* Documentation/ioctl/ioctl-number.txt */
|
|
#define RDMA_IOCTL_MAGIC 0x1b
|
|
/* Legacy name, for user space application which already use it */
|
|
#define IB_IOCTL_MAGIC RDMA_IOCTL_MAGIC
|
|
|
|
#define RDMA_VERBS_IOCTL \
|
|
_IOWR(RDMA_IOCTL_MAGIC, 1, struct ib_uverbs_ioctl_hdr)
|
|
|
|
#define UVERBS_ID_NS_MASK 0xF000
|
|
#define UVERBS_ID_NS_SHIFT 12
|
|
|
|
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 */
|
|
__u16 flags; /* combination of UVERBS_ATTR_F_XXXX */
|
|
__u16 reserved;
|
|
__aligned_u64 data; /* ptr to command, inline data or idr/fd */
|
|
};
|
|
|
|
struct ib_uverbs_ioctl_hdr {
|
|
__u16 length;
|
|
__u16 object_id;
|
|
__u16 method_id;
|
|
__u16 num_attrs;
|
|
__aligned_u64 reserved;
|
|
struct ib_uverbs_attr attrs[0];
|
|
};
|
|
|
|
/*
|
|
* General blocks assignments
|
|
* It is closed on purpose do not expose it it user space
|
|
* #define MAD_CMD_BASE 0x00
|
|
* #define HFI1_CMD_BAS 0xE0
|
|
*/
|
|
|
|
/* MAD specific section */
|
|
#define IB_USER_MAD_REGISTER_AGENT _IOWR(RDMA_IOCTL_MAGIC, 0x01, struct ib_user_mad_reg_req)
|
|
#define IB_USER_MAD_UNREGISTER_AGENT _IOW(RDMA_IOCTL_MAGIC, 0x02, __u32)
|
|
#define IB_USER_MAD_ENABLE_PKEY _IO(RDMA_IOCTL_MAGIC, 0x03)
|
|
#define IB_USER_MAD_REGISTER_AGENT2 _IOWR(RDMA_IOCTL_MAGIC, 0x04, struct ib_user_mad_reg_req2)
|
|
|
|
/* HFI specific section */
|
|
/* allocate HFI and context */
|
|
#define HFI1_IOCTL_ASSIGN_CTXT _IOWR(RDMA_IOCTL_MAGIC, 0xE1, struct hfi1_user_info)
|
|
/* find out what resources we got */
|
|
#define HFI1_IOCTL_CTXT_INFO _IOW(RDMA_IOCTL_MAGIC, 0xE2, struct hfi1_ctxt_info)
|
|
/* set up userspace */
|
|
#define HFI1_IOCTL_USER_INFO _IOW(RDMA_IOCTL_MAGIC, 0xE3, struct hfi1_base_info)
|
|
/* update expected TID entries */
|
|
#define HFI1_IOCTL_TID_UPDATE _IOWR(RDMA_IOCTL_MAGIC, 0xE4, struct hfi1_tid_info)
|
|
/* free expected TID entries */
|
|
#define HFI1_IOCTL_TID_FREE _IOWR(RDMA_IOCTL_MAGIC, 0xE5, struct hfi1_tid_info)
|
|
/* force an update of PIO credit */
|
|
#define HFI1_IOCTL_CREDIT_UPD _IO(RDMA_IOCTL_MAGIC, 0xE6)
|
|
/* control receipt of packets */
|
|
#define HFI1_IOCTL_RECV_CTRL _IOW(RDMA_IOCTL_MAGIC, 0xE8, int)
|
|
/* set the kind of polling we want */
|
|
#define HFI1_IOCTL_POLL_TYPE _IOW(RDMA_IOCTL_MAGIC, 0xE9, int)
|
|
/* ack & clear user status bits */
|
|
#define HFI1_IOCTL_ACK_EVENT _IOW(RDMA_IOCTL_MAGIC, 0xEA, unsigned long)
|
|
/* set context's pkey */
|
|
#define HFI1_IOCTL_SET_PKEY _IOW(RDMA_IOCTL_MAGIC, 0xEB, __u16)
|
|
/* reset context's HW send context */
|
|
#define HFI1_IOCTL_CTXT_RESET _IO(RDMA_IOCTL_MAGIC, 0xEC)
|
|
/* read TID cache invalidations */
|
|
#define HFI1_IOCTL_TID_INVAL_READ _IOWR(RDMA_IOCTL_MAGIC, 0xED, struct hfi1_tid_info)
|
|
/* get the version of the user cdev */
|
|
#define HFI1_IOCTL_GET_VERS _IOR(RDMA_IOCTL_MAGIC, 0xEE, int)
|
|
|
|
#endif /* RDMA_USER_IOCTL_H */
|