open-gpu-kernel-modules/kernel-open/nvidia-uvm/uvm_linux_ioctl.h
2022-05-09 13:18:59 -07:00

43 lines
1.9 KiB
C

/*******************************************************************************
Copyright (c) 2013 NVidia Corporation
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to
deal in the Software without restriction, including without limitation the
rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
sell copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
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 _UVM_LINUX_IOCTL_H
#define _UVM_LINUX_IOCTL_H
#include "uvm_ioctl.h"
// This ioctl must be the first operation performed on the UVM file descriptor
// after opening it. Until this ioctl is made, the UVM file descriptor is
// inoperable: all other ioctls will return NV_ERR_ILLEGAL_ACTION and mmap will
// return EBADFD.
#define UVM_INITIALIZE 0x30000001
typedef struct
{
NvU64 flags NV_ALIGN_BYTES(8); // IN
NV_STATUS rmStatus; // OUT
} UVM_INITIALIZE_PARAMS;
#define UVM_DEINITIALIZE 0x30000002
#endif // _UVM_LINUX_IOCTL_H