tile PCI RC: bomb comments and whitespace format
tile PCI RC: bomb comments and whitespace format

This change is purely stylistic but improves the readability
of the tile PCI RC driver.

Signed-off-by: Chris Metcalf <074881f6f5da4d3b5278870ff234d1077ee622c0@tilera.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs