The bout, according to Portaldovaletudo.uol.com, is nearly official for the August event from Rio de Janeiro, Brazil. It would likely serve as the co-main event to UFC featherweight champion Jose Aldo facing Anthony Pettis.
Machida (19-3) seemed destined for a rematch with division champion Jon Jones after defeating Dan Henderson earlier this year, but that title shot appears to belong to Alexander Gustafsson.
Since a loss to Rashad Evans and a no-contest vs. Wagner Prado, Davis (11-1-1) has earned two consecutive victories. A win over “The Dragon” could position him for another marquee match and move him one step closer to a championship bout.