Winning a few matches would help. Going into the USO with two defeats in a row is about the worst preparation possible.
4 losses in a row before MC this year, makes the SF on his worst surface.
Consecutive Canada MS wins, 0 USO QF's.
Exhibitions before AO, Consecutive Slam F.
Consecutive Doha wins, 0 AO QF's.
He doesn't need build up tournaments to get himself into form and while it'd be welcome if he put in more than zero effort it's not going to cost him.