The logic has moved to cgs.  mclk switching with DC at higher refresh
rates should work.
Reviewed-by: Eric Huang <JinhuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Harry Wentland <harry.wentland@amd.com>
        else
                disable_mclk_switching = ((1 < info.display_count) ||
                                          disable_mclk_switching_for_frame_lock ||
-                                         smu7_vblank_too_short(hwmgr, mode_info.vblank_time_us) ||
-                                         (mode_info.refresh_rate > 120));
+                                         smu7_vblank_too_short(hwmgr, mode_info.vblank_time_us));
 
        sclk = smu7_ps->performance_levels[0].engine_clock;
        mclk = smu7_ps->performance_levels[0].memory_clock;