qla2xxx: Use correct Request-Q-Out register during bidirectional request processing

qla2xxx: Use correct Request-Q-Out register during bidirectional request processing

Original code was not corrected for ISP83xx support. Instead code should used
the cached reference from the req_que structure, rather than the legacy
'if (ISP-TYPE(X))... else if (ISP-TYPE(Y))...' codes.

JIRA Key: V2632FC-284

Acked-by: Chad Dupuis <chad.dupuis@qlogic.com>
Acked-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Acked-by: Atul Deshmukh <atul.deshmukh@qlogic.com>
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Jerry Snitselaar <jerry.snitselaar@oracle.com>