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From: Alan Stern <stern@rowland.harvard.edu>
To: Tomoya MORINAGA <tomoya.rohm@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	<linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3] usb/host/ehci-hub: Fix the issue EG20T USB host controller has long resuming time, when pen drive is attached.
Date: Fri, 13 Jul 2012 10:11:34 -0400 (EDT)	[thread overview]
Message-ID: <Pine.LNX.4.44L0.1207131011130.1261-100000@iolanthe.rowland.org> (raw)
In-Reply-To: <1342147422-5533-1-git-send-email-tomoya.rohm@gmail.com>

On Fri, 13 Jul 2012, Tomoya MORINAGA wrote:

> Intel EG20T USB host controller does not send SOF in resuming time after
> suspending, if the FLR bit was not cleared. When pen drive is attached,
> the controller has a long resuming time to try re-connect it.
> This patch clear the FLR bit in suspending time for fixing the issue.
> 
> Signed-off-by: Tomoya MORINAGA <tomoya.rohm@gmail.com>
> ---
> v3: Update comments from Alan Stern
> 	Add comment in the source code.
> 
> v2: Update comments from Alan Stern
>         Add patch description
>         Always clear the STS_FLR flag.

Acked-by: Alan Stern <stern@rowland.harvard.edu>


      reply	other threads:[~2012-07-13 14:11 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-11  0:28 [PATCH] usb/host/ehci-hub: Fix the issue EG20T USB host controller has long resuming time, when pen drive is attached Tomoya MORINAGA
2012-07-11 14:24 ` Alan Stern
2012-07-12  2:53 ` [PATCH v2] " Tomoya MORINAGA
2012-07-12 14:44   ` Alan Stern
2012-07-13  2:43   ` [PATCH v3] " Tomoya MORINAGA
2012-07-13 14:11     ` Alan Stern [this message]

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