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drm/amdgpu: use GEM references instead of TTMs v2

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Instead of a TTM reference grab a GEM reference whenever necessary.

v2: fix typo in amdgpu_bo_unref pointed out by Vitaly,
    initialize the GEM funcs for kernel allocations as well.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> (v1)
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2024-07-11 14:39:43 +02:00
committed by Alex Deucher
parent 87d749a6aa
commit 6dcba0975d
3 changed files with 10 additions and 13 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
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@@ -564,6 +564,7 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
if (bo == NULL)
return -ENOMEM;
drm_gem_private_object_init(adev_to_drm(adev), &bo->tbo.base, size);
bo->tbo.base.funcs = &amdgpu_gem_object_funcs;
bo->vm_bo = NULL;
bo->preferred_domains = bp->preferred_domain ? bp->preferred_domain :
bp->domain;
@@ -786,7 +787,7 @@ struct amdgpu_bo *amdgpu_bo_ref(struct amdgpu_bo *bo)
if (bo == NULL)
return NULL;
ttm_bo_get(&bo->tbo);
drm_gem_object_get(&bo->tbo.base);
return bo;
}
@@ -798,13 +799,10 @@ struct amdgpu_bo *amdgpu_bo_ref(struct amdgpu_bo *bo)
*/
void amdgpu_bo_unref(struct amdgpu_bo **bo)
{
struct ttm_buffer_object *tbo;
if ((*bo) == NULL)
return;
tbo = &((*bo)->tbo);
ttm_bo_put(tbo);
drm_gem_object_put(&(*bo)->tbo.base);
*bo = NULL;
}