From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4306DC433DF for ; Fri, 21 Aug 2020 15:58:14 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0E0E020855 for ; Fri, 21 Aug 2020 15:58:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="bv7SNu+K" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0E0E020855 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ravnborg.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=DLoP7xE2OiQpNGE62yQiNzkZLAMNExT1K2vocf9kIa0=; b=bv7SNu+K9+n8wNpXPd3bNhN1+ Y1/IIxxggqq3HG3DCiB9OLvX5N7b5FWvcztH6UC/ToRrInQZrb6iVd+TaXH+RzDnJTj3XQJzGq30I jvEaHft7jWUTYsCLEv+d9PQXl5TJKCXkYRrVCPzLcNY+6acBuclaYAjHCGXouXPCSgdHZ2scE1rB6 UtV3LawVBIh3H8I+EtydBrgpfvh6zSaKDBvK0sGmJnWwwivkbiVWCOnEyida0bS7w1WcvcSlqmVOr /j8lgtpprqby3B4RXR4sZHxuuEVeQCuKzhezqdThah2MnTb7W7x9JSROszjs4sju6NvcIqKx9/Q6L lbJYzQ/FA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1k99PU-0006p4-R7; Fri, 21 Aug 2020 15:56:56 +0000 Received: from asavdk4.altibox.net ([109.247.116.15]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k99PS-0006oF-GI for linux-arm-kernel@lists.infradead.org; Fri, 21 Aug 2020 15:56:55 +0000 Received: from ravnborg.org (unknown [188.228.123.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by asavdk4.altibox.net (Postfix) with ESMTPS id AC78180516; Fri, 21 Aug 2020 17:56:51 +0200 (CEST) Date: Fri, 21 Aug 2020 17:56:50 +0200 From: Sam Ravnborg To: Mauro Carvalho Chehab Subject: Re: [PATCH 00/49] DRM driver for Hikey 970 Message-ID: <20200821155650.GB300361@ravnborg.org> References: <20200819152120.GA106437@ravnborg.org> <20200819174027.70b39ee9@coco.lan> <20200819173558.GA3733@ravnborg.org> <20200821164158.22777f95@coco.lan> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200821164158.22777f95@coco.lan> X-CMAE-Score: 0 X-CMAE-Analysis: v=2.3 cv=aP3eV41m c=1 sm=1 tr=0 a=S6zTFyMACwkrwXSdXUNehg==:117 a=S6zTFyMACwkrwXSdXUNehg==:17 a=kj9zAlcOel0A:10 a=7gkXJVJtAAAA:8 a=7oA8CBdsI_oY7ygzQxoA:9 a=CjuIK1q_8ugA:10 a=E9Po1WZjFZOl8hwRPBS3:22 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200821_115654_708106_D9B5A5A5 X-CRM114-Status: GOOD ( 13.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neil Armstrong , Xinliang Liu , Wanchun Zheng , linuxarm@huawei.com, dri-devel , Andrzej Hajda , Laurent Pinchart , devel@driverdev.osuosl.org, Daniel Borkmann , John Fastabend , Xiubin Zhang , Wei Xu , David Airlie , Xinwei Kong , Tomi Valkeinen , Bogdan Togorean , Jakub Kicinski , Laurentiu Palcu , linux-media@vger.kernel.org, devicetree@vger.kernel.org, Liwei Cai , Jesper Dangaard Brouer , Manivannan Sadhasivam , Chen Feng , Alexei Starovoitov , linaro-mm-sig@lists.linaro.org, Rob Herring , mauro.chehab@huawei.com, Rob Clark , linux-arm-kernel@lists.infradead.org, Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Liuyao An , netdev@vger.kernel.org, Rongrong Zou , bpf@vger.kernel.org, "David S. Miller" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Mauro. On Fri, Aug 21, 2020 at 04:41:58PM +0200, Mauro Carvalho Chehab wrote: > Another quick question: > > Em Wed, 19 Aug 2020 19:35:58 +0200 > Sam Ravnborg escreveu: > > > > +#define DSS_REDUCE(x) ((x) > 0 ? ((x) - 1) : (x)) > > Use generic macros for this? > > Do you know a generic macro similar to this? Or do you mean adding > it to include/kernel.h? It looked like something there should be a macro for. But I do not know one. And no, do not try to go the kernel.h route on this. At least not until you see more than one user. Sam _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel