53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/*
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* Copyright 2020-2021 Advanced Micro Devices, Inc.
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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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef KFD_MIGRATE_H_
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#define KFD_MIGRATE_H_
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#if IS_ENABLED(CONFIG_HSA_AMD_SVM)
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#include <linux/rwsem.h>
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#include <linux/list.h>
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#include <linux/mutex.h>
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#include <linux/sched/mm.h>
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#include <linux/hmm.h>
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#include "kfd_priv.h"
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#include "kfd_svm.h"
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enum MIGRATION_COPY_DIR {
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FROM_RAM_TO_VRAM = 0,
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FROM_VRAM_TO_RAM
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};
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int svm_migrate_to_vram(struct svm_range *prange, uint32_t best_loc,
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struct mm_struct *mm, uint32_t trigger);
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int svm_migrate_vram_to_ram(struct svm_range *prange, struct mm_struct *mm,
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uint32_t trigger, struct page *fault_page);
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unsigned long
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svm_migrate_addr_to_pfn(struct amdgpu_device *adev, unsigned long addr);
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#endif /* IS_ENABLED(CONFIG_HSA_AMD_SVM) */
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#endif /* KFD_MIGRATE_H_ */
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