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drm/amdgpu: Refactor amdgpu_vram_mgr_bo_invisible_size helper

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commit 5e9244ff58 upstream.

Preparation for the following fix, no functional change intended.

Cc: stable@vger.kernel.org
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Michel Dänzer
2018-06-12 12:07:33 +02:00
committed by Greg Kroah-Hartman
parent a1bf87cfb6
commit 78e7000fe6
3 changed files with 19 additions and 4 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
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@@ -747,8 +747,7 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
}
if (domain == AMDGPU_GEM_DOMAIN_VRAM) {
adev->vram_pin_size += amdgpu_bo_size(bo);
if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
adev->invisible_pin_size += amdgpu_bo_size(bo);
adev->invisible_pin_size += amdgpu_vram_mgr_bo_invisible_size(bo);
} else if (domain == AMDGPU_GEM_DOMAIN_GTT) {
adev->gart_pin_size += amdgpu_bo_size(bo);
}
@@ -786,8 +785,7 @@ int amdgpu_bo_unpin(struct amdgpu_bo *bo)
if (bo->tbo.mem.mem_type == TTM_PL_VRAM) {
adev->vram_pin_size -= amdgpu_bo_size(bo);
if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
adev->invisible_pin_size -= amdgpu_bo_size(bo);
adev->invisible_pin_size -= amdgpu_vram_mgr_bo_invisible_size(bo);
} else if (bo->tbo.mem.mem_type == TTM_PL_TT) {
adev->gart_pin_size -= amdgpu_bo_size(bo);
}

1
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
View File

@@ -64,6 +64,7 @@ extern const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func;
bool amdgpu_gtt_mgr_is_allocated(struct ttm_mem_reg *mem);
uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man);
u64 amdgpu_vram_mgr_bo_invisible_size(struct amdgpu_bo *bo);
uint64_t amdgpu_vram_mgr_usage(struct ttm_mem_type_manager *man);
uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_mem_type_manager *man);

16
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
View File

@@ -101,6 +101,22 @@ static u64 amdgpu_vram_mgr_vis_size(struct amdgpu_device *adev,
adev->mc.visible_vram_size : end) - start;
}
/**
* amdgpu_vram_mgr_bo_invisible_size - CPU invisible BO size
*
* @bo: &amdgpu_bo buffer object (must be in VRAM)
*
* Returns:
* How much of the given &amdgpu_bo buffer object lies in CPU invisible VRAM.
*/
u64 amdgpu_vram_mgr_bo_invisible_size(struct amdgpu_bo *bo)
{
if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
return amdgpu_bo_size(bo);
return 0;
}
/**
* amdgpu_vram_mgr_new - allocate new ranges
*