Scotland, 31, is the club's leading league scorer with seven goals but has faded from the first team scene since Paul Jewell replaced Roy Keane last month.
Swann's song? Scotland could be making his way back to South Wales
Wigan youngster McCarthy's 'still loyal to' Republic of Ireland despite exitWigan face fight with Everton and Celtic to land keeper WestwoodSwansea 0 Cardiff 1: Bellamy writes a happy ending to seal derby delightAll the latest Wigan news, features and opinion
Explore more:People: Roy Keane, Paul Jewell Places: Scotland