CP_RB1_RPTR_ADDR_HI 1643 drivers/gpu/drm/radeon/ni.c CP_RB1_RPTR_ADDR_HI, CP_RB1_RPTR_ADDR_HI 3714 drivers/gpu/drm/radeon/si.c WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF);