qla4xxx: Added new opcodes for 84XX Minidump template

Updated driver with new opcode (RDDFE, RDMDIO and POLLWR) which are
added with latest firmware minidump template

Signed-off-by: Tej Parkash <tej.parkash@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Christoph Hellwig <hch@lst.de>