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[WHY & HOW] Cursor corruption observed on USBC display with specific system setup with a reboot. Cursor memory might still in the lightsleep state due to voltage issue, we need program DISPCLK_R_GATE_DISABLE to avoid this issue only on DCN35. Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Signed-off-by: Yihan Zhu <Yihan.Zhu@amd.com> Signed-off-by: Wayne Lin <wayne.lin@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>