P vol with series/parallel coils, bridge vol with humbucker/split, and master tone with P & bridge parallel/series link switching is very doable... maybe even with an optional extra twist.

The biggest question is: are you willing to snip your P pickup?

The short link wire between the P coils (standard on most P’s) will need to be cut and extended with wires if you want to do series/parallel switching on it. Like this:
Click image for larger version. 

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If so, I’ll sketch out a layout for you.