CG_DCLK_STATUS   2099 drivers/gpu/drm/radeon/cikd.h #define CG_DCLK_STATUS			0xC05000A0
CG_DCLK_STATUS    378 drivers/gpu/drm/radeon/evergreend.h #define CG_DCLK_STATUS                                  0x614
CG_DCLK_STATUS    142 drivers/gpu/drm/radeon/sumod.h #define CG_DCLK_STATUS                                  0x614