drm/amdgpu: limit reg_write_reg_wait workaround to SRIOV v2

Turned out that this locks up some bare metal Vega10.

v2: fix stupid typo

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
1 file changed