Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754116AbaG2Qnr (ORCPT ); Tue, 29 Jul 2014 12:43:47 -0400 Received: from kdh-gw.itdev.co.uk ([89.21.227.133]:6409 "EHLO hermes.kdh.itdev.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752527AbaG2Qnp (ORCPT ); Tue, 29 Jul 2014 12:43:45 -0400 Message-ID: <53D7CF3D.9080808@itdev.co.uk> Date: Tue, 29 Jul 2014 17:43:41 +0100 From: Nick Dyer User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.0 MIME-Version: 1.0 To: Yufeng Shen , Stephen Warren CC: Dmitry Torokhov , benson Leung , Daniel Kurtz , Henrik Rydberg , Joonyoung Shim , Alan Bowens , linux-input , "linux-kernel@vger.kernel.org" , Peter Meerwald , Olof Johansson , Sekhar Nori Subject: Re: [PATCH 00/15] atmel_mxt_ts - device tree, bootloader, etc References: <1404399697-26484-1-git-send-email-nick.dyer@itdev.co.uk> <53CECAEC.8080905@wwwdotorg.org> <53CFD50C.4040509@itdev.co.uk> <53CFEF6E.2060905@wwwdotorg.org> <53D10E78.4010908@itdev.co.uk> <53D17845.4020507@wwwdotorg.org> <53D26572.3030404@itdev.co.uk> <53D2B8D0.5090000@wwwdotorg.org> <53D6BF50.3070306@wwwdotorg.org> <53D6DFE7.3040901@wwwdotorg.org> In-Reply-To: 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 29/07/14 01:10, Yufeng Shen wrote: > T37 (0x25) is DEBUG_DIAGNOSTIC object which the host can read debugging info > from. It is not useful to have a initial config for it so usually CrOS > system would just > don't include configuration for this object. > > Nick, I want to confirm with you that does T37 contribute to config > checksum computation? You are correct. >> At this point, mxt-save-after-loading-224sl.raw.xml contains identical >> content to mxt-save-after-t9-83-write.xml (my previous backup). It looks >> like the new configuration isn't being loaded correctly, or perhaps >> configuration loading doesn't delete entries that are simply not in the new >> configuration file? > > Yeah, I would guess since T37 is not in the config, so whatever in the NVRAM > stays the same and when you --save its original value gets dumped. Yes. You need to call --zero to get a truly blank config, before loading. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/