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List:       linux-ide
Subject:    Re: [PATCH] [libata]Issue SRST to Disks behind Sil3726
From:       Tejun Heo <htejun () gmail ! com>
Date:       2011-10-20 0:37:20
Message-ID: 20111020003720.GU25124 () google ! com
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On Wed, Oct 19, 2011 at 05:35:53PM -0700, Gwendal Grignou wrote:
> Reenable sending SRST to devices connected behind a Sil3726 PMP.
> This allow staggered spinups and handles drives that spins up slowly.
> 
> While the drives spin up, the PMP will not accept SRST.
> Most controllers reissue the reset until the drive is ready, while
> some [Sil3124] returns an error.
> In ata_eh_error, wait for the next reset deadline before resetting the ATA
> port and trying again.
> 
> 
> Signed-off-by: Gwendal Grignou <gwendal@google.com>

 Acked-by: Tejun Heo <tj@kernel.org>

I hope this can be applied to other controllers too as the failure
mode should be similar for all SIMG PMPs.

Thanks.

-- 
tejun
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