All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jason Wessel <jason.wessel@windriver.com>
To: Colin Ian King <colin.king@canonical.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	<linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] USB: echi-dbgp: increase the controller wait time to come out of halt.
Date: Tue, 31 Jul 2012 08:09:37 -0500	[thread overview]
Message-ID: <5017D911.3010101@windriver.com> (raw)
In-Reply-To: <1343660802-10391-1-git-send-email-colin.king@canonical.com>

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.

      reply	other threads:[~2012-07-31 13:09 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-30 15:06 [PATCH] USB: echi-dbgp: increase the controller wait time to come out of halt Colin Ian King
2012-07-31 13:09 ` Jason Wessel [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=5017D911.3010101@windriver.com \
    --to=jason.wessel@windriver.com \
    --cc=colin.king@canonical.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.