From owner-svn-src-head@FreeBSD.ORG Tue Nov 15 22:19:05 2011 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BF3DD106564A; Tue, 15 Nov 2011 22:19:05 +0000 (UTC) (envelope-from mdf356@gmail.com) Received: from mail-gx0-f182.google.com (mail-gx0-f182.google.com [209.85.161.182]) by mx1.freebsd.org (Postfix) with ESMTP id 533B28FC08; Tue, 15 Nov 2011 22:19:05 +0000 (UTC) Received: by ggnk3 with SMTP id k3so11357430ggn.13 for ; Tue, 15 Nov 2011 14:19:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=QE9tlEh21NajaMo+vbmWche7soSw8MWq1euyiKubDnE=; b=DdOGQ+//nShgEPuMIjZ0tpbp0sT6us+/QTQ1jsw6gw4HyVjgXrnheQPPzabCkQNOYd yHjMd/tEm86pGxzUtyoxEyvT4DDSZ4Ii8mrzZRvm+2sslu2xpS2JRyHr9mQa4uK5EM+2 KQXcH56o/5UbM9vSszKQcKMXGGLQZbx71QCjc= MIME-Version: 1.0 Received: by 10.68.0.193 with SMTP id 1mr45281339pbg.110.1321395544355; Tue, 15 Nov 2011 14:19:04 -0800 (PST) Sender: mdf356@gmail.com Received: by 10.68.56.97 with HTTP; Tue, 15 Nov 2011 14:19:04 -0800 (PST) In-Reply-To: <201111152222.17549.hselasky@c2i.net> References: <201111152048.pAFKmvNC016452@svn.freebsd.org> <201111152202.24093.hselasky@c2i.net> <201111152222.17549.hselasky@c2i.net> Date: Tue, 15 Nov 2011 14:19:04 -0800 X-Google-Sender-Auth: nImWpgVpWs9u2qjDv0x6rQ3Moc4 Message-ID: From: mdf@FreeBSD.org To: Hans Petter Selasky Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: "svn-src-head@freebsd.org" , "svn-src-all@freebsd.org" , "src-committers@freebsd.org" Subject: Re: svn commit: r227541 - head/sys/dev/usb/controller X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Nov 2011 22:19:05 -0000 On Tue, Nov 15, 2011 at 1:22 PM, Hans Petter Selasky wro= te: > On Tuesday 15 November 2011 22:20:18 mdf@freebsd.org wrote: >> On Tue, Nov 15, 2011 at 1:02 PM, Hans Petter Selasky > wrote: >> > For USB compliant operation, the USB stack requires hz to be greater o= r >> > equal to 250 hz, to put it like that. Mostly a requirement in USB >> > gadget/device mode. >> >> Really? =A0That's news to me. =A0Is that documented somewhere? =A0I know= we >> still use hz=3D100 internally, but we're on stable/7 still so not using >> the new USB stack yet. > > No it is not documented anywhere. This delay is mostly critical if you en= able > USB power saving features like suspend and resume. Then there are some > software timers which should not derive too much. Actually, if the bug is only with the power_save mode, then perhaps it should only be warned when that mode is enabled. Thanks, matthew