From: Jeff Garzik <jeff@garzik.org>
To: Tejun Heo <htejun@gmail.com>
Cc: IDE/ATA development list <linux-ide@vger.kernel.org>,
MATSUBAYASHI 'Shaolin' Kohji <shaolin@rhythmaning.org>
Subject: Re: [PATCH #upstream-fixes] ata_piix: fix macbook ich8m problems
Date: Fri, 30 May 2008 18:11:15 -0400 [thread overview]
Message-ID: <48407B83.90303@garzik.org> (raw)
In-Reply-To: <483EA9D6.6040402@gmail.com>
Tejun Heo wrote:
> ICH8M on macbooks are peculiar in that some of them lock up when the
> second port is enabled, some return bogus values on SIDPR access while
> yet others hang on SIDPR access. Also, the ich8m_apple_sata entry was
> wrongly added below generic ich8m entry making it virtually useless.
>
> This patch works around macbook ich8m problems by
>
> * moving ich8m_apple_sata entry above generic ich8m entry
> * dropping PIIX_FLAG_SIDPR from ich8m_apple_sata
> * adding subsystem 106b:00a1 as ich8m_apple_sata
>
> Reported and tested by MATSUBAYASHI.
>
> Signed-off-by: Tejun Heo <htejun@gmail.com>
applied
prev parent reply other threads:[~2008-05-30 22:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-29 13:04 [PATCH #upstream-fixes] ata_piix: fix macbook ich8m problems Tejun Heo
2008-05-30 22:11 ` Jeff Garzik [this message]
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