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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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9a18999640
Just some cleanup. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Michel Dänzer <michel.daenzer@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
/*
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* Copyright 2017 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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* Authors: Christian König
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*/
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#ifndef __AMDGPU_MN_H__
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#define __AMDGPU_MN_H__
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/*
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* MMU Notifier
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*/
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struct amdgpu_mn;
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#if defined(CONFIG_MMU_NOTIFIER)
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void amdgpu_mn_lock(struct amdgpu_mn *mn);
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void amdgpu_mn_unlock(struct amdgpu_mn *mn);
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struct amdgpu_mn *amdgpu_mn_get(struct amdgpu_device *adev);
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int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
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void amdgpu_mn_unregister(struct amdgpu_bo *bo);
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#else
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static inline void amdgpu_mn_lock(struct amdgpu_mn *mn) {}
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static inline void amdgpu_mn_unlock(struct amdgpu_mn *mn) {}
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static inline struct amdgpu_mn *amdgpu_mn_get(struct amdgpu_device *adev)
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{
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return NULL;
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}
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static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
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{
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return -ENODEV;
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}
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static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
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#endif
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#endif
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