drm/amdgpu: IP discovery table is not ready yet for VG
Fallback to legacy path for now.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index fa72f94..6ca5888 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -449,6 +449,10 @@ static int nv_reg_base_init(struct amdgpu_device *adev)
{
int r;
+ /* IP discovery table is not available yet */
+ if (adev->asic_type == CHIP_VANGOGH)
+ goto legacy_init;
+
if (amdgpu_discovery) {
r = amdgpu_discovery_reg_base_init(adev);
if (r) {