scsi: ibmvfc: Open-code reset loop for target reset

scsi: ibmvfc: Open-code reset loop for target reset

For target reset we need a device to send the target reset to, so open-code
the loop in target reset to send the target reset TMF to the correct
device.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Link: https://lore.kernel.org/r/20231002154328.43718-11-hare@suse.de
Cc: Tyrel Datwyler <tyreld@linux.ibm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>