From: Mark Lord <liml@rtr.ca>
To: Jeff Garzik <jgarzik@pobox.com>
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 22:50:29 -0400 [thread overview]
Message-ID: <482A5375.1010808@rtr.ca> (raw)
In-Reply-To: <482A2384.8000306@pobox.com>
Jeff Garzik wrote:
> 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?
..
sata_mv does not (yet) support ATAPI for anything.
-ml
next prev parent reply other threads:[~2008-05-14 2:50 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
2008-05-14 2:50 ` Mark Lord [this message]
2008-05-14 3:10 ` Tejun Heo
2008-05-14 12:46 ` Mark Lord
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