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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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8469868df7
In order to support new asics and MCBP feature enablement on baremetal. Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
40 lines
1.7 KiB
C
40 lines
1.7 KiB
C
/*
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* Copyright 2016 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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* Author: Monk.liu@amd.com
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*/
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#ifndef AMDGPU_CSA_MANAGER_H
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#define AMDGPU_CSA_MANAGER_H
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#define AMDGPU_CSA_SIZE (128 * 1024)
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uint32_t amdgpu_get_total_csa_size(struct amdgpu_device *adev);
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uint64_t amdgpu_csa_vaddr(struct amdgpu_device *adev);
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int amdgpu_allocate_static_csa(struct amdgpu_device *adev, struct amdgpu_bo **bo,
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u32 domain, uint32_t size);
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int amdgpu_map_static_csa(struct amdgpu_device *adev, struct amdgpu_vm *vm,
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struct amdgpu_bo *bo, struct amdgpu_bo_va **bo_va,
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uint64_t csa_addr, uint32_t size);
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void amdgpu_free_static_csa(struct amdgpu_bo **bo);
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#endif
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