From f83adb617f55be13046191d83fa9110ff0689406 Mon Sep 17 00:00:00 2001
From: Quinn Tran <quinn.tran@qlogic.com>
Date: Fri, 11 Apr 2014 16:54:43 -0400
Subject: [PATCH] qla2xxx: T10-Dif: add T10-PI support

Add support for T10-Dif for Target Mode to qla driver.
The driver will look for firmware attribute that support
this feature.  When the feature is present, the capabilities
will be report to TCM layer.

Add CTIO CRC2 iocb to build T10-Dif commands.
Add support routines to process good & error cases.

Signed-off-by: Quinn Tran <quinn.tran@qlogic.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
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