linux-kernel - Re: [PATCH] USB: echi-dbgp: increase the controller wait time to come out of halt.

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Date:	Tue, 31 Jul 2012 08:09:37 -0500
From:	Jason Wessel <jason.wessel@...driver.com>
To:	Colin Ian King <colin.king@...onical.com>
CC:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	<linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] USB: echi-dbgp: increase the controller wait time to
 come out of halt.

On 07/30/2012 10:06 AM, Colin Ian King wrote:
> The default 10 microsecond delay for the controller to come out of
> halt in dbgp_ehci_startup is too short, so increase it to 1 millisecond.
>
> This is based on emperical testing on various USB debug ports on
> modern machines such as a Lenovo X220i and an Ivybridge development
> platform that needed to wait ~450-950 microseconds.

This seems fine to me.

I'll test it, merge it, and add a CC for -stable.

Thanks,
Jason.
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