Provided by:
linux-doc-2.6.15_2.6.15-23.39_all 
NAME
rio_request_outb_dbell - request outbound doorbell message range
SYNOPSIS
struct resource * rio_request_outb_dbell (struct rio_dev * rdev,
u16 start, u16 end);
ARGUMENTS
rdev RIO device from which to allocate the doorbell resource
start Doorbell message range start
end Doorbell message range end
DESCRIPTION
Requests ownership of a doorbell message range. Returns a resource if
the request has been satisfied or NULL on failure.
AUTHOR
Matt Porter <mporter@kernel.crashing.org> <mporter@mvista.com>.