From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from na01-by2-obe.outbound.protection.outlook.com (mail-by2on0145.outbound.protection.outlook.com [207.46.100.145]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 64DD61A2AE7 for ; Fri, 11 Sep 2015 08:09:18 +1000 (AEST) Message-ID: <1441922945.2909.12.camel@freescale.com> Subject: Re: [PATCH V7 2/3] qe_common: add qe_muram_ functions to manage muram From: Scott Wood To: Zhao Qiang-B45475 CC: "linux-kernel@vger.kernel.org" , "linuxppc-dev@lists.ozlabs.org" , "lauraa@codeaurora.org" , Xie Xiaobo-R63061 , "benh@kernel.crashing.org" , Li Yang-Leo-R58472 , "paulus@samba.org" Date: Thu, 10 Sep 2015 17:09:05 -0500 In-Reply-To: References: <1441011520-15424-1-git-send-email-qiang.zhao@freescale.com> <1441011520-15424-2-git-send-email-qiang.zhao@freescale.com> <1441154062.4966.113.camel@freescale.com> <1441816715.29081.8.camel@freescale.com> Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Wed, 2015-09-09 at 21:34 -0500, Zhao Qiang-B45475 wrote: > On Mon, 2015-09-10 at 12:39 -0500, Wood Scott-B07421 wrote: > > > -----Original Message----- > > From: Wood Scott-B07421 > > Sent: Thursday, September 10, 2015 12:39 AM > > To: Zhao Qiang-B45475 > > Cc: linux-kernel@vger.kernel.org; linuxppc-dev@lists.ozlabs.org; > > lauraa@codeaurora.org; Xie Xiaobo-R63061; benh@kernel.crashing.org; Li > > Yang-Leo-R58472; paulus@samba.org > > Subject: Re: [PATCH V7 2/3] qe_common: add qe_muram_ functions to manage > > muram > > > > On Sun, 2015-09-06 at 01:37 -0500, Zhao Qiang-B45475 wrote: > > > On Mon, 2015-09-2 at 8:34 +0800, Wood Scott-B07421 wrote: > > > > -----Original Message----- > > > > From: Wood Scott-B07421 > > > > Sent: Wednesday, September 02, 2015 8:34 AM > > > > To: Zhao Qiang-B45475 > > > > Cc: linux-kernel@vger.kernel.org; linuxppc-dev@lists.ozlabs.org; > > > > lauraa@codeaurora.org; Xie Xiaobo-R63061; benh@kernel.crashing.org; > > > > Li Yang-Leo-R58472; paulus@samba.org > > > > Subject: Re: [PATCH V7 2/3] qe_common: add qe_muram_ functions to > > > > manage muram > > > > > > > > On Mon, 2015-08-31 at 16:58 +0800, Zhao Qiang wrote: > > > > > > > > > @@ -187,12 +190,25 @@ static inline int > > > > > qe_alive_during_sleep(void) } > > > > > > > > > > /* we actually use cpm_muram implementation, define this for > > > > > convenience */ -#define qe_muram_init cpm_muram_init -#define > > > > > qe_muram_alloc cpm_muram_alloc -#define qe_muram_alloc_fixed > > > > > cpm_muram_alloc_fixed -#define qe_muram_free cpm_muram_free > > > > > -#define qe_muram_addr cpm_muram_addr -#define qe_muram_offset > > > > > cpm_muram_offset > > > > > +#define cpm_muram_init qe_muram_init #define cpm_muram_alloc > > > > > +qe_muram_alloc #define cpm_muram_alloc_fixed qe_muram_alloc_fixed > > > > > +#define cpm_muram_free qe_muram_free #define cpm_muram_addr > > > > > +qe_muram_addr #define cpm_muram_offset qe_muram_offset > > > > > > > > Why? This is unnecessary churn. > > > > > > > This is necessary. QE is on both ARM and PowerPC, its code is under > > > public code. > > > But CPM is only on PowerPC and its code is under PowerPC. > > > So when build ARM, QE will not find cpm_muram_* function. > > > > If you move the cpm_muram functions to drivers/soc, then ARM will find > > them. > > There is no need to rename them. > > Yes, moving cpm_muram can handle this issue. However, cpm is not necessary > To move to public code, and a churn is simpler than moving cpm_muram. > Please consider my suggestion, Thank you! What do you mean by "public code"? You're already moving cpm_muram. I'm just asking that you not rename it while you do so. If it absolutely must be renamed, do it in a different patch from the one that moves the code, though I don't see why the rename is helpful. -Scott