And Costa has been told by Atletico Madrid to strike out a peace deal with Chelsea before they could sign him.
The rebel striker is under pressure to return to England and resolve the issue.
But the two teams are keen to do a deal ,even though they are mile apart on their valuations,Chelsea are asking for [50mpds], but Atletico are only ready to pay half of that money.
The 29-year -old striker said he only wants to play for his former club in spain and he has no future with the Premier League champions.
The summer long saga is in limbo while Costa refuses to bow to Chelsea's demands to come back to England and resume training.
Costa said he is being treated like a "criminal" and that he only down tools after Conte sent him a text telling he was finished at Stampford Bridge.
