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https://github.com/NVIDIA/open-gpu-kernel-modules.git
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58 lines
2.4 KiB
C
58 lines
2.4 KiB
C
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/*
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* SPDX-FileCopyrightText: Copyright (c) 2018 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _NV_RSYNC_H_
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#define _NV_RSYNC_H_
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#include "nv-linux.h"
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typedef struct nv_rsync_info
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{
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struct semaphore lock;
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uint32_t usage_count;
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NvBool relaxed_ordering_mode;
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int (*get_relaxed_ordering_mode)(int *mode, void *data);
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void (*put_relaxed_ordering_mode)(int mode, void *data);
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void (*wait_for_rsync)(struct pci_dev *gpu, void *data);
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void *data;
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} nv_rsync_info_t;
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void nv_init_rsync_info(void);
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void nv_destroy_rsync_info(void);
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int nv_get_rsync_info(void);
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void nv_put_rsync_info(void);
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int nv_register_rsync_driver(
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int (*get_relaxed_ordering_mode)(int *mode, void *data),
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void (*put_relaxed_ordering_mode)(int mode, void *data),
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void (*wait_for_rsync)(struct pci_dev *gpu, void *data),
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void *data);
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void nv_unregister_rsync_driver(
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int (*get_relaxed_ordering_mode)(int *mode, void *data),
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void (*put_relaxed_ordering_mode)(int mode, void *data),
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void (*wait_for_rsync)(struct pci_dev *gpu, void *data),
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void *data);
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NvBool nv_get_rsync_relaxed_ordering_mode(nv_state_t *nv);
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void nv_wait_for_rsync(nv_state_t *nv);
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#endif
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