From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752437AbbCYImB (ORCPT ); Wed, 25 Mar 2015 04:42:01 -0400 Received: from smtp-out002.kontent.com ([81.88.40.216]:51540 "EHLO smtp-out002.kontent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752161AbbCYIl7 (ORCPT ); Wed, 25 Mar 2015 04:41:59 -0400 Message-ID: <1427272878.25161.4.camel@neukum.org> Subject: Re: [PATCH] usb: Enable LPM for USB 2.01+ full-speed devices From: Oliver Neukum To: rtatiya@codeaurora.org Cc: sarah.a.sharp@linux.intel.com, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Date: Wed, 25 Mar 2015 09:41:18 +0100 In-Reply-To: <1427266399-19124-1-git-send-email-rtatiya@codeaurora.org> References: <1427266399-19124-1-git-send-email-rtatiya@codeaurora.org> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.12.9 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2015-03-25 at 12:23 +0530, rtatiya@codeaurora.org wrote: > From: Rupesh Tatiya > > USB 2.01+ full-speed devices can have extended descriptor as well > and can support LPM. Yes, they in theory can, but what happens if they are actually asked to do so? On how many devices have you tested this patch? Regards Oliver