[SCSI] hpsa: Use kernel integer types, not userland ones

That is, use u64, u32, u16 and u8 rather than __u64, __u32, __u16 and __u8.

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>