From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Jeff Garzik <jeff@garzik.org>
Cc: Brad Campbell <brad@wasp.net.au>,
"Christian P. Schmidt" <schmidt@digadd.de>,
linux-ide@vger.kernel.org
Subject: Re: Support for Marvel 6141 in ahci.c
Date: Sat, 10 Jan 2009 15:45:29 +0000 [thread overview]
Message-ID: <20090110154529.7d7e7765@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <4968C1B6.3010701@garzik.org>
> > How is that working for you? I did the same style of patch back in
> > 2.6.26 (on the same board) and found it died _hard_ when writing to more
> > than one port at a time. It worked with only one drive attached though,
> > although I could not get hot plugging to work either.
>
> Yes... that is why the ID is not in there at present :/
You could try borrowing the extra logic from sl82c105_qc_defer and apply
it to the AHCI driver in this case. Would need a bit of reworking but it
is sufficient to keep command issue to one channel at a time.
Reminds me I must update the artop driver..
prev parent reply other threads:[~2009-01-10 15:45 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-10 9:31 Support for Marvel 6141 in ahci.c Christian P. Schmidt
2009-01-10 12:24 ` Alan Cox
2009-01-10 12:54 ` Christian P. Schmidt
2009-01-10 14:55 ` Brad Campbell
2009-01-10 15:41 ` Jeff Garzik
2009-01-10 15:45 ` Alan Cox [this message]
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