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/*
* Copyright 2015-2024 Advanced Micro Devices, Inc.
*
* 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 AMDP2PTEST_H_
#define AMDP2PTEST_H_
#include <linux/ioctl.h>
#define AMDP2PTEST_IOCTL_MAGIC 'A'
#define AMDP2PTEST_DEVICE_NAME "amdp2ptest"
#define AMDP2PTEST_DEVICE_PATH "/dev/amdp2ptest"
struct AMDRDMA_IOCTL_GET_PAGE_SIZE_PARAM {
/* Input parameters */
uint64_t addr;
uint64_t length;
/* Output parameters */
uint64_t page_size;
};
struct AMDRDMA_IOCTL_GET_PAGES_PARAM {
/* Input parameters */
uint64_t addr;
uint64_t length;
uint64_t is_local; /* 1 if this is the pointer to local
allocation */
/* Output parameters */
uint64_t cpu_ptr;
};
struct AMDRDMA_IOCTL_PUT_PAGES_PARAM {
/* Input parameters */
uint64_t addr;
uint64_t length;
};
#define AMD2P2PTEST_IOCTL_GET_PAGE_SIZE \
_IOWR(AMDP2PTEST_IOCTL_MAGIC, 1, struct AMDRDMA_IOCTL_GET_PAGE_SIZE_PARAM *)
#define AMD2P2PTEST_IOCTL_GET_PAGES \
_IOWR(AMDP2PTEST_IOCTL_MAGIC, 2, struct AMDRDMA_IOCTL_GET_PAGES_PARAM *)
#define AMD2P2PTEST_IOCTL_PUT_PAGES \
_IOW(AMDP2PTEST_IOCTL_MAGIC, 3, struct AMDRDMA_IOCTL_PUT_PAGES_PARAM *)
#endif /* AMDP2PTEST_H */
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