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[2620:137:e000::1:20]) by mx.google.com with ESMTP id q15si17139481pgh.714.2022.02.10.01.05.58; Thu, 10 Feb 2022 01:06:13 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236310AbiBJHk7 (ORCPT + 99 others); Thu, 10 Feb 2022 02:40:59 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:51764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236276AbiBJHk5 (ORCPT ); Thu, 10 Feb 2022 02:40:57 -0500 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 05B97C58 for ; Wed, 9 Feb 2022 23:40:59 -0800 (PST) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nI44S-0000X2-8R; Thu, 10 Feb 2022 08:40:52 +0100 Received: from [2a0a:edc0:0:900:1d::77] (helo=ptz.office.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1nI44Q-00FfMG-KB; Thu, 10 Feb 2022 08:40:49 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1nI44P-00EEQc-7S; Thu, 10 Feb 2022 08:40:49 +0100 Date: Thu, 10 Feb 2022 08:40:46 +0100 From: Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= To: zhaoxiao Cc: thierry.reding@gmail.com, lee.jones@linaro.org, linux-arm-kernel@lists.infradead.org, linux-pwm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] pwm: vt8500: Rename variable pointing to driver private data Message-ID: <20220210074046.vxskduecvgiehvnl@pengutronix.de> References: <20220209064755.7287-1-zhaoxiao@uniontech.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="fyuwep3g3kqdbwyv" Content-Disposition: inline In-Reply-To: <20220209064755.7287-1-zhaoxiao@uniontech.com> X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --fyuwep3g3kqdbwyv Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Feb 09, 2022 at 02:47:55PM +0800, zhaoxiao wrote: > Status quo is that variables of type struct vt8500_chip * are named > "pwm", "chip" or "pc". The two formers are all not optimal because There are no variables named "pwm" or "pc". > usually only struct pwm_device * variables are named "pwm" and "chip" is > usually used for variabled of type struct pwm_chip *. >=20 > So consistently use the same and non-conflicting name "pc". The intention is fine, but you missed a few instances that are named "vt8500". The statistic in mainline looks as follows: $ git grep -o -h -E 'struct vt8500_chip \*[a-zA-Z0-9_]*' linus/master driv= ers/pwm/pwm-vt8500.c | sort | uniq -c 2 struct vt8500_chip *chip 5 struct vt8500_chip *vt8500 (So there 2 variabled named "chip" (that you renamed to "pc") and 5 that are named "vt8500". I prefer to rename the "chip"s to "vt8500". Best regards Uwe --=20 Pengutronix e.K. | Uwe Kleine-K=F6nig | Industrial Linux Solutions | https://www.pengutronix.de/ | --fyuwep3g3kqdbwyv Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEyBAABCgAdFiEEfnIqFpAYrP8+dKQLwfwUeK3K7AkFAmIEwXsACgkQwfwUeK3K 7AmJmwf4pLI+xky/sNclDRJg2Ypliqo7er293BmkpQULSlxeCTscd0Cl5DAuPzu5 EqieGUMK5TWQXrCzmByT4/DZMdAVZKD/MS562QMmt31ZO+qyGFiT52iFAShqqDbv KHE48UL7Qx3z3lTl3BLW/kDAanm24DtzQA5q6jT3EWko1HGbmM94Lk6xOfj0CgG1 I0seC3QwNugGJ79qjwkbb+bHCcMo2JGkMTFPPy7mibkfx5l5MnbPWLYU7uJHdR5w A7ynb5iknN/OxjrbVv0/r8B9+PWN0uOWRVOCNGiK6ZIIeN8YvhDxHVke1hNYnowP S41JpAYy9TdGGvSTYBy56A1KPeBh =EHRm -----END PGP SIGNATURE----- --fyuwep3g3kqdbwyv--