MTL_TCPM_TC_PER_REG
reg = MTL_TCPM0R + (MTL_TCPM_INC * (i / MTL_TCPM_TC_PER_REG));
reg_val &= ~(0xff << ((i % MTL_TCPM_TC_PER_REG) << 3));
reg_val |= (mask << ((i % MTL_TCPM_TC_PER_REG) << 3));