drm/amdgpu: enable GTT fallback handling for dGPUs only

That is just a waste of time on APUs.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3704
Fixes: 216c1282dd ("drm/amdgpu: use GTT only as fallback for VRAM|GTT")
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2024-06-04 18:05:00 +02:00 committed by Alex Deucher
parent 8521e3c5f0
commit e8fc090d32

View File

@ -162,7 +162,8 @@ void amdgpu_bo_placement_from_domain(struct amdgpu_bo *abo, u32 domain)
* When GTT is just an alternative to VRAM make sure that we
* only use it as fallback and still try to fill up VRAM first.
*/
if (domain & abo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM)
if (domain & abo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM &&
!(adev->flags & AMD_IS_APU))
places[c].flags |= TTM_PL_FLAG_FALLBACK;
c++;
}