11c3a249ff
Add a helper to get the root PD address and remove the workarounds from the GMC9 code for that. Signed-off-by: Christian König <christian.koenig@amd.com> Acked-by: Felix Kuehling <Felix.Kuehling@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
48 lines
1.7 KiB
C
48 lines
1.7 KiB
C
/*
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* Copyright 2018 Advanced Micro Devices, Inc.
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* All Rights Reserved.
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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
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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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 NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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*/
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#include "amdgpu.h"
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/**
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* amdgpu_gmc_pd_addr - return the address of the root directory
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*
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*/
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uint64_t amdgpu_gmc_pd_addr(struct amdgpu_bo *bo)
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{
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struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
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uint64_t pd_addr;
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pd_addr = amdgpu_bo_gpu_offset(bo);
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/* TODO: move that into ASIC specific code */
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if (adev->asic_type >= CHIP_VEGA10) {
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uint64_t flags = AMDGPU_PTE_VALID;
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amdgpu_gmc_get_vm_pde(adev, -1, &pd_addr, &flags);
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pd_addr |= flags;
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}
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return pd_addr;
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}
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