QLogic ISP4XXX and ISP82XX host adapter family support

modulename: qla4xxx.ko

and/or

libiscsi.ko

configname: CONFIG_SCSI_QLA_ISCSI

Linux Kernel Configuration
└─>Device Drivers
└─>SCSI device support
└─>SCSI low-level drivers
└─>QLogic ISP4XXX and ISP82XX host adapter family support
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
This driver supports the QLogic 40xx (ISP4XXX) and 8022 (ISP82XX)
iSCSI host adapter family.

source code:
drivers/scsi/libiscsi.c