Needed to avoid a hardware issue. v2: force high for all GC11 parts for consistency (Alex) Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> --- Confirmed that this fixes the issues seen on SR-IOV. drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c index 7d61f66625fa..2cb288517598 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c @@ -687,6 +687,9 @@ static int gmc_v11_0_mc_init(struct amdgpu_device *adev) else adev->gmc.gart_size = (u64)amdgpu_gart_size << 20; + /* force GART to avoid a hw issue in GC11 */ + adev->gmc.gart_placement = AMDGPU_GART_PLACEMENT_HIGH; + gmc_v11_0_vram_gtt_location(adev, &adev->gmc); return 0; -- 2.41.0
