From b4dc7623c1bb258b66418261dab40f0e4cfc6d42 Mon Sep 17 00:00:00 2001
From: Tejun Heo <htejun@gmail.com>
Date: Tue, 24 Jan 2006 17:05:22 +0900
Subject: [PATCH] [PATCH] libata: modify ata_dev_try_classify

Make ata_dev_try_classify take @r_err to store tf error register value
on completion and return device class instead of directly manipulating
dev->class.  This is preparation for new reset mechanism.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
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