MFC 322771

Upgrade FW to 5.4.66
sysctls to display stats, stats polled every 2 seconds
Modify QLA_LOCK()/QLA_UNLOCK() to not sleep after acquiring mtx_lock
Add support to turn OFF/ON error recovery following heartbeat failure for
debug purposes.
Set default max values to 32 Tx/Rx/SDS rings

Approved by: re(gjb)

Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Add Qlogic 10Gigabit Ethernet & CNA Adapter Driver Version 3.10.10 for
QLogic 8300 Series Adapters

Submitted by: David C Somayajulu (davidcs@freebsd.org) QLogic Corporation
Approved by: George Neville-Neil (gnn@freebsd.org)