RKCANFD_REG_ERROR_CODE_DIRECTION_RX
reg_ec & RKCANFD_REG_ERROR_CODE_DIRECTION_RX ? "RX" : "TX",
if (reg_ec & RKCANFD_REG_ERROR_CODE_DIRECTION_RX)
if (reg_ec & RKCANFD_REG_ERROR_CODE_DIRECTION_RX) {