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-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_object.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 3393c1a6a0ff..26c6e9b2d460 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -448,27 +448,24 @@ static bool amdgpu_bo_validate_size(struct amdgpu_device *adev,
/*
* If GTT is part of requested domains the check must succeed to
- * allow fall back to GTT
+ * allow fall back to GTT.
*/
if (domain & AMDGPU_GEM_DOMAIN_GTT) {
man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
- if (size < man->size)
+ if (man && size < man->size)
return true;
- else
- goto fail;
- }
-
- if (domain & AMDGPU_GEM_DOMAIN_VRAM) {
+ else if (!man)
+ WARN_ON_ONCE("GTT domain requested but GTT mem manager uninitialized");
+ goto fail;
+ } else if (domain & AMDGPU_GEM_DOMAIN_VRAM) {
man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
- if (size < man->size)
+ if (man && size < man->size)
return true;
- else
- goto fail;
+ goto fail;
}
-
/* TODO add more domains checks, such as AMDGPU_GEM_DOMAIN_CPU */
return true;