linux-kernel - Re: [PATCH 1/1] AHCI: disabled FBS prior to issuing software reset

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Message-ID: <20131015125031.GC3141@htj.dyndns.org>
Date:	Tue, 15 Oct 2013 08:50:31 -0400
From:	Tejun Heo <tj@...nel.org>
To:	xiangliang yu <yxlraid@...il.com>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] AHCI: disabled FBS prior to issuing software reset

Hello,

On Tue, Oct 15, 2013 at 11:40:27AM +0800, xiangliang yu wrote:
> @@ -1278,6 +1280,11 @@ int ahci_do_softreset(struct ata_link *link,
> unsigned int *class,
>   if (rc && rc != -EOPNOTSUPP)
>   ata_link_warn(link, "failed to reset engine (errno=%d)\n", rc);
> 

Please add a comment here.

> + if (!ata_is_host_link(link) && pp->fbs_enabled) {
> + ahci_disable_fbs(ap);
> + fbs_flag = true;
> + }

White space damaged?

> +
>   ata_tf_init(link->device, &tf);
> 
>   /* issue the first D2H Register FIS */
> @@ -1318,6 +1325,9 @@ int ahci_do_softreset(struct ata_link *link,
> unsigned int *class,
>   } else
>   *class = ahci_dev_classify(ap);
> 
> + if (fbs_flag)
> + ahci_enable_fbs(ap);
> +

Thanks.

-- 
tejun
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