Not a full cleanup for the IRQ code, for that we'd need to know if the
max number of the various CQ types is going to stay 1 forever.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Acked-by: NSatish Kharat <satishkh@cisco.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>