How much time do you have, ha?
This is one of the most well researched pieces of work I've ever come across. Like somebody's PhD dissertation. A ten year project for the author. I can't recommend it enough.
So just to throw some names out there of white people who significantly influenced rock music: Johnny Otis, Bob Wills, Cosimo Matassa.
Seriously, check out this podcast you're interested in this stuff. I think it's on other platforms if you don't have Spotify.