What we know about music would fit into a thimble but we do remember what Duke Ellington said: if it sounds good, it is good.
With that in mind, check out this drum solo by Art Blakey. Keep in mind that this is from 1959, so post-Elvis but pre-Keith Moon.
We’re not judging him by the standards of rock but rather trying to give you a sense of how the concept of drum solos have changed.
This starts off and seems kind of...not simplistic certainly but not what we think of today as a drum solo which mostly relies on crashing about and making loud noise.