CP_MEM_SLP_CNTL  1324 drivers/gpu/drm/amd/amdgpu/sid.h #define	CP_MEM_SLP_CNTL					0x3079
CP_MEM_SLP_CNTL  1350 drivers/gpu/drm/radeon/cikd.h #define CP_MEM_SLP_CNTL                                 0xC1E4
CP_MEM_SLP_CNTL  1295 drivers/gpu/drm/radeon/sid.h #define	CP_MEM_SLP_CNTL					0xC1E4