Juventus, who beat Cagliari 4-0, move to the top of Serie A after Napoli were held to a 0-0 draw at Genoa.
Mauro Icardi inspired a superb comeback win for Inter as they beat Juventus 2-1 on Sunday, while Roma lost at Fiorentina.
Andrea Belotti scored a hat-trick and missed a penalty as Torino cruised to a 5-1 victory over Bologna in Serie A.
Inter Milan suffered a surprise 2-0 defeat to Chievo on the opening weekend of Serie A while Napoli also struggled.
Swansea have confirmed the sale of Alberto Paloschi to Italian club Atalanta for an undisclosed fee.
Swansea are in talks with Atalanta about selling striker Alberto Paloschi in a deal worth around £5m, according to Sky sources.