linux/include/uapi/rdma/rdma_user_ioctl.h
Leon Romanovsky 10b31e792e RDMA/core: Rename RDMA magic number
Rename RDMA magic number to better describe IOCTLs.

Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Haggai Eran <haggaie@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2017-01-10 12:41:40 -05:00

109 lines
4.4 KiB
C

/*
* 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 IB_USER_MAD_REGISTER_AGENT _IOWR(RDMA_IOCTL_MAGIC, 1, \
struct ib_user_mad_reg_req)
#define IB_USER_MAD_UNREGISTER_AGENT _IOW(RDMA_IOCTL_MAGIC, 2, __u32)
#define IB_USER_MAD_ENABLE_PKEY _IO(RDMA_IOCTL_MAGIC, 3)
#define IB_USER_MAD_REGISTER_AGENT2 _IOWR(RDMA_IOCTL_MAGIC, 4, \
struct ib_user_mad_reg_req2)
/* User commands. */
#define HFI1_CMD_ASSIGN_CTXT 1 /* allocate HFI and context */
#define HFI1_CMD_CTXT_INFO 2 /* find out what resources we got */
#define HFI1_CMD_USER_INFO 3 /* set up userspace */
#define HFI1_CMD_TID_UPDATE 4 /* update expected TID entries */
#define HFI1_CMD_TID_FREE 5 /* free expected TID entries */
#define HFI1_CMD_CREDIT_UPD 6 /* force an update of PIO credit */
#define HFI1_CMD_RECV_CTRL 8 /* control receipt of packets */
#define HFI1_CMD_POLL_TYPE 9 /* set the kind of polling we want */
#define HFI1_CMD_ACK_EVENT 10 /* ack & clear user status bits */
#define HFI1_CMD_SET_PKEY 11 /* set context's pkey */
#define HFI1_CMD_CTXT_RESET 12 /* reset context's HW send context */
#define HFI1_CMD_TID_INVAL_READ 13 /* read TID cache invalidations */
#define HFI1_CMD_GET_VERS 14 /* get the version of the user cdev */
/*
* User IOCTLs can not go above 128 if they do then see common.h and change the
* base for the snoop ioctl
*/
/*
* Make the ioctls occupy the last 0xf0-0xff portion of the IB range
*/
#define __NUM(cmd) (HFI1_CMD_##cmd + 0xe0)
#define HFI1_IOCTL_ASSIGN_CTXT \
_IOWR(RDMA_IOCTL_MAGIC, __NUM(ASSIGN_CTXT), struct hfi1_user_info)
#define HFI1_IOCTL_CTXT_INFO \
_IOW(RDMA_IOCTL_MAGIC, __NUM(CTXT_INFO), struct hfi1_ctxt_info)
#define HFI1_IOCTL_USER_INFO \
_IOW(RDMA_IOCTL_MAGIC, __NUM(USER_INFO), struct hfi1_base_info)
#define HFI1_IOCTL_TID_UPDATE \
_IOWR(RDMA_IOCTL_MAGIC, __NUM(TID_UPDATE), struct hfi1_tid_info)
#define HFI1_IOCTL_TID_FREE \
_IOWR(RDMA_IOCTL_MAGIC, __NUM(TID_FREE), struct hfi1_tid_info)
#define HFI1_IOCTL_CREDIT_UPD \
_IO(RDMA_IOCTL_MAGIC, __NUM(CREDIT_UPD))
#define HFI1_IOCTL_RECV_CTRL \
_IOW(RDMA_IOCTL_MAGIC, __NUM(RECV_CTRL), int)
#define HFI1_IOCTL_POLL_TYPE \
_IOW(RDMA_IOCTL_MAGIC, __NUM(POLL_TYPE), int)
#define HFI1_IOCTL_ACK_EVENT \
_IOW(RDMA_IOCTL_MAGIC, __NUM(ACK_EVENT), unsigned long)
#define HFI1_IOCTL_SET_PKEY \
_IOW(RDMA_IOCTL_MAGIC, __NUM(SET_PKEY), __u16)
#define HFI1_IOCTL_CTXT_RESET \
_IO(RDMA_IOCTL_MAGIC, __NUM(CTXT_RESET))
#define HFI1_IOCTL_TID_INVAL_READ \
_IOWR(RDMA_IOCTL_MAGIC, __NUM(TID_INVAL_READ), struct hfi1_tid_info)
#define HFI1_IOCTL_GET_VERS \
_IOR(RDMA_IOCTL_MAGIC, __NUM(GET_VERS), int)
#endif /* RDMA_USER_IOCTL_H */