Mahesh Out of '3 Idiots' remake?

The suspense continues over 3 Idiots Telugu remake whether actor Mahesh is in / out of the project. Most of the sources say that Mahesh opts to stay away from this '3 Rascals'. On the other hand, Vijay who is supposed to play main lead in Tamil version too dropped out of it.
Now, Shankar is in wild search for an apt replacement  into Telugu and Tamil remakes. As per the latest updates, Shankar is trying for Surya to perform in both the languages. He is also considering Ajith Kumar in this role.