RIO_GET_COMPTAG(9) Internals RIO_GET_COMPTAG(9)NAMErio_get_comptag - Begin or continue searching for a RIO device by
component tag
SYNOPSIS
struct rio_dev * rio_get_comptag(u32 comp_tag, struct rio_dev * from);
ARGUMENTS
comp_tag
RIO component tag to match
from
Previous RIO device found in search, or NULL for new search
DESCRIPTION
Iterates through the list of known RIO devices. If a RIO device is
found with a matching comp_tag, a pointer to its device structure is
returned. Otherwise, NULL is returned. A new search is initiated by
passing NULL to the from argument. Otherwise, if from is not NULL,
searches continue from next device on the global list.
AUTHOR
Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>
Author.
COPYRIGHTKernel Hackers Manual 3.8. June 2014 RIO_GET_COMPTAG(9)