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From: Jeff Garzik <jgarzik@pobox.com>
To: Mark Lord <liml@rtr.ca>
Cc: Tejun Heo <htejun@gmail.com>, Alan Cox <alan@redhat.com>,
	IDE/ATA development list <linux-ide@vger.kernel.org>
Subject: Re: Port-Multiplier hotplug support: ATA_FLAG_AN
Date: Tue, 13 May 2008 19:25:56 -0400	[thread overview]
Message-ID: <482A2384.8000306@pobox.com> (raw)
In-Reply-To: <482A1B41.50507@rtr.ca>

Mark Lord wrote:
> Tejun,
> 
> Apparently the newer (GenIIe) sata_mv chips *can* support asynchronous
> notification without problems.  Some/all of the older ones cannot (errata).
> 
> So, I've done the one-liner change in sata_mv, to add ATA_FLAG_AN to
> the 7042 and 6042 chips, and it all seems to work rather nicely.
> 
> Am I missing something?  Is there any other local code to sata_mv
> that should be provided before setting ATA_FLAG_AN ?
> 
> Like I said, it works, but I just want to check whether any other
> pieces are expected to be present?

Did you check ATAPI or just PMP AN?

	Jeff




  reply	other threads:[~2008-05-13 23:26 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-13 22:50 Port-Multiplier hotplug support: ATA_FLAG_AN Mark Lord
2008-05-13 23:25 ` Jeff Garzik [this message]
2008-05-14  2:50   ` Mark Lord
2008-05-14  3:10 ` Tejun Heo
2008-05-14 12:46   ` Mark Lord

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