From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752587AbbBKL45 (ORCPT ); Wed, 11 Feb 2015 06:56:57 -0500 Received: from mga14.intel.com ([192.55.52.115]:33667 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751177AbbBKL4z (ORCPT ); Wed, 11 Feb 2015 06:56:55 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,558,1418112000"; d="scan'208";a="453085986" Message-ID: <54DB43C6.1040605@intel.com> Date: Wed, 11 Feb 2015 13:57:58 +0200 From: Mathias Nyman User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: Sneeker Yeh , Felipe Balbi CC: Mathias Nyman , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Greg Kroah-Hartman , Grant Likely , Huang Rui , Kishon Vijay Abraham I , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-usb@vger.kernel.org" , "linux-omap@vger.kernel.org" , Andy Green , Jassi Brar , Sneeker Yeh Subject: Re: [PATCH v3 0/5] Add support for Fujitsu USB host controller References: <1422173608-24355-1-git-send-email-Sneeker.Yeh@tw.fujitsu.com> <20150127152250.GB13776@saruman.tx.rr.com> <20150129162312.GH21217@saruman.tx.rr.com> <20150130163815.GG15318@saruman.tx.rr.com> In-Reply-To: X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10.02.2015 17:43, Sneeker Yeh wrote: > Hi > > 2015-01-31 0:38 GMT+08:00 Felipe Balbi : >> Hi, >> >> On Thu, Jan 29, 2015 at 10:23:12AM -0600, Felipe Balbi wrote: >>> On Tue, Jan 27, 2015 at 09:22:50AM -0600, Felipe Balbi wrote: >>>> Hi, >>>> >>>> On Sun, Jan 25, 2015 at 04:13:23PM +0800, Sneeker Yeh wrote: >>>>> These patches add support for XHCI compliant Host controller found >>>>> on Fujitsu Socs, and are based on http://lwn.net/Articles/629162/ >>>>> The first patch is to add Fujitsu glue layer of Synopsis DesignWare USB3 driver >>>>> and last four patch is about quirk implementation of errata in Synopsis >>>>> DesignWare USB3 IP. >>>>> >>>>> Patch 1 introduces a quirk with device disconnection management necessary >>>>> Synopsys Designware USB3 IP with versions < 3.00a and hardware configuration >>>>> DWC_USB3_SUSPEND_ON_DISCONNECT_EN=1. It solves a problem where without the >>>>> quirk, that host controller will die after a usb device is disconnected from >>>>> port of root hub. >>>>> >>>>> Patch 2 is to set Synopsis quirk in xhci platform driver based on xhci platform >>>>> data. >>>>> >>>>> Patch 3 is to add a revison number 2.90a and 3.00a of Synopsis DesignWare USB3 >>>>> IP core driver. >>>>> >>>>> Patch 4 introduces using a quirk based on a errata of Synopsis >>>>> DesignWare USB3 IP which is versions < 3.00a and has hardware configuration >>>>> DWC_USB3_SUSPEND_ON_DISCONNECT_EN=1, which cannot be read from software. As a >>>>> result this quirk has to be enabled via platform data or device tree. >>>>> >>>>> Patch 5 introduces Fujitsu Specific Glue layer in Synopsis DesignWare USB3 IP >>>>> driver. >>>>> >>>> >>>> Mathias, let me know how you want to handle this. Either I take them >>>> all, or you take them all. What do you prefer ? >>> >>> Mathias ? >> >> Mathias, a reminder on this series. > > Would any problem is still in my patchset? > e.g. I might still not arrange these patch in a appropriate order so > that Mathias cannot review and accept these? > Sorry about the delay. Let me take a better look at the first patch and reasons behind the race. I want to check if a quirk is enough or if we need to dig deeper into xhci. I'll try to do it today still -Mathias