/*
* Copyright 2017 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 .
*
* Authors : Christian K ö nig
*/
#ifndef __AMDGPU_MN_H__
#define __AMDGPU_MN_H__
#include <linux/types.h>
#include <linux/hmm.h>
#include <linux/rwsem.h>
#include <linux/workqueue.h>
#include <linux/interval_tree.h>
#include <linux/mmu_notifier.h>
int amdgpu_hmm_range_get_pages(struct mmu_interval_notifier *notifier,
uint64_t start, uint64_t npages, bool readonly,
void *owner, struct page **pages,
struct hmm_range **phmm_range);
bool amdgpu_hmm_range_get_pages_done(struct hmm_range *hmm_range);
#if defined (CONFIG_HMM_MIRROR)
int amdgpu_hmm_register(struct amdgpu_bo *bo, unsigned long addr);
void amdgpu_hmm_unregister(struct amdgpu_bo *bo);
#else
static inline int amdgpu_hmm_register(struct amdgpu_bo *bo, unsigned long addr)
{
DRM_WARN_ONCE("HMM_MIRROR kernel config option is not enabled, "
"add CONFIG_ZONE_DEVICE=y in config file to fix this\n" );
return -ENODEV;
}
static inline void amdgpu_hmm_unregister(struct amdgpu_bo *bo) {}
#endif
#endif
Messung V0.5 in Prozent C=99 H=100 G=99
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-10-02)
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