mmCP_RB1_RPTR_ADDR_HI 2883 drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c 	WREG32_SOC15(GC, 0, mmCP_RB1_RPTR_ADDR_HI, upper_32_bits(rptr_addr) &
mmCP_RB1_RPTR_ADDR_HI 2212 drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c 	WREG32(mmCP_RB1_RPTR_ADDR_HI, upper_32_bits(rptr_addr) & 0xFF);