From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756636AbaCOVaY (ORCPT ); Sat, 15 Mar 2014 17:30:24 -0400 Received: from mail-pb0-f48.google.com ([209.85.160.48]:63948 "EHLO mail-pb0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756190AbaCOVaW (ORCPT ); Sat, 15 Mar 2014 17:30:22 -0400 Message-ID: <5324C687.9070104@gmail.com> Date: Sun, 16 Mar 2014 05:30:47 +0800 From: Chen Gang User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: Randy Dunlap CC: "linux-kernel@vger.kernel.org" Subject: Re: [Suggestion] Makefile: about allmodconfig issue. References: <531B1603.6080106@gmail.com> <531B3178.8000804@infradead.org> <531B8F2C.8080302@gmail.com> <531B9281.1080500@infradead.org> <531C8269.4010105@gmail.com> <531C95BE.1070306@infradead.org> <531E622A.5010200@gmail.com> In-Reply-To: <531E622A.5010200@gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/11/2014 09:08 AM, Chen Gang wrote: > On 03/10/2014 12:24 AM, Randy Dunlap wrote: >> On 03/09/2014 08:02 AM, Chen Gang wrote: [...] >>> Else ('depends on' priority is higher than 'select') >>> >>> - some architectures can choose whether support IRQ_DOMAIN. >>> >>> - if IRQ_DOMAIN enabled, our gpio driver can be used, and then select >>> GENERIC_IRQ_CHIP (need not consider about it selects IRQ_DOMAIN). >>> >>> - else (IRQ_DOMAIN_disabled), we can not use our gpio driver, and also >>> can not select GENERIC_IRQ_CHIP (need not consider about it selects >>> IRQ_DOMAIN, either). >>> >>> Excuse me, I am not quite familiar with Kconfig grammar, can any members >>> give a confirmation for it (whether 'select' priority is higher or equal >>> than 'depends on'). >> >> Sorry, I don't really understand the problem that you are trying to solve. >> Maybe you could back up and explain the underlying problem... ? >> > > If the fix patch applied (don't depend on IRQ_DOMAIN), I guess, if one > architecture don't support IRQ_DOMAIN, GPIO_DWAPB may still be enabled > and then let IRQ_DOMAIN enable too. > Is it possible to still go further? For me, I still think, this is not gpio driver's issue, the kbuild need be improved to support this using case. So, if it is necessary, I will/should try to go further about it. Thanks. -- Chen Gang Open, share and attitude like air, water and life which God blessed