When Sr stopped training Oscar and realised he needed to make peace with his son to keep being relevant in the sport.
Sr needed a couple of hundred dollars for crack so he made peace with his son and vowed to suck his dick whenever floyd feels like it for as long asa he lives.
Sometime between Pacquiao/Hatton and Mayweather/Marquez, based on quotes in "24/7". Oh yeah, and blowjobs, or whatever.
In all seriousness the feud was mainly stopped because Floyd Sr has saccadosis. An incurbale disease that claimed the life of comic Bernie Mac. They both realize life is too short to be bickering and became father and son again.