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From: Jeff Garzik <jeff@garzik.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Mark Nelson <mdnelson8@gmail.com>,
	linux-ide@vger.kernel.org, Mikael Pettersson <mikpe@it.uu.se>,
	linux-scsi <linux-scsi@vger.kernel.org>
Subject: Re: [RFC][PATCH] ahci: Add support for Promise PDC42819
Date: Tue, 02 Sep 2008 08:01:59 -0400	[thread overview]
Message-ID: <48BD2B37.6060000@garzik.org> (raw)
In-Reply-To: <20080902125310.729b0997@lxorguk.ukuu.org.uk>

Alan Cox wrote:
>>> Apparently this chip also supports SAS disks, will these work with the
>>> ahci driver (I've only tested with normal desktop SATA disks)?
>> ahci is definitely SATA-only, so I wonder how they modified AHCI to 
>> support SAS transport...
> 
> Jeff while are on that subject a further reminder - AHCI is also breaking
> Marvell PATA device support for this reason and we now have months of
> regressions because of that.

Refresh my memory...  what is the problem with loading pata_marvell first?

AFAICS, if you load pata_marvell before ahci, it will grab the PATA 
disks and the PCI device itself.

	Jeff



  reply	other threads:[~2008-09-02 12:01 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-02 11:03 [RFC][PATCH] ahci: Add support for Promise PDC42819 Mark Nelson
2008-09-02 11:19 ` Jeff Garzik
2008-09-02 11:53   ` Alan Cox
2008-09-02 12:01     ` Jeff Garzik [this message]
2008-09-02 13:57       ` Alan Cox
2008-09-02 19:22         ` Jeff Garzik
2008-09-02 22:18           ` Alan Cox
2008-09-02 22:30           ` Alan Cox
2008-09-02 11:55   ` Mark Nelson
2008-09-02 12:08     ` Mikael Pettersson
2008-09-02 12:21       ` Mark Nelson
2008-09-04 10:37         ` Jeff Garzik
2008-09-04 11:59           ` Mark Nelson
2008-09-04 13:43             ` Jeff Garzik
2008-09-04 14:27               ` Mikael Pettersson
2008-09-04 14:28               ` Alan Cox
2008-09-05  2:31                 ` Mark Nelson
2008-09-05  2:28               ` Mark Nelson
2008-10-16 11:18               ` Mark Nelson

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