SCRATCH_REG0
uint32_t r0 = adev->reg_offset[GC_HWIP][inst][prefix##SCRATCH_REG0_BASE_IDX] + prefix##SCRATCH_REG0; \
rdev->scratch.reg_base = SCRATCH_REG0;
rdev->scratch.reg_base = SCRATCH_REG0;
rdev->scratch.reg_base = SCRATCH_REG0;