From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeff Garzik <jgarzik@pobox.com>
Subject: Re: [PATCH 1/2 #upstream] ahci: preserve PORTS_IMPL over host resets
Date: Tue, 07 Nov 2006 04:46:32 -0500
Message-ID: <455055F8.9000707@pobox.com>
References: <20061102031723.GV13677@htj.dyndns.org>
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To: Tejun Heo <htejun@gmail.com>
Cc: robbat2@gentoo.org, linux-ide@vger.kernel.org

Tejun Heo wrote:
> Instead of writing 0xf blindly, preserve the content of write-once
> PORTS_IMPL register over host resets.
> 
> This patch is taken from Jeff Garzik's AHCI init update patch.
> 
> Signed-off-by: Tejun Heo <htejun@gmail.com>

applied