RLC-PMFW handshake happens periodically when GFXCLK DPM is enabled and
halting RLC may cause unexpected results. Avoid halting RLC from driver
side.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>