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=-0.8 required=3.0 tests=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 60834C432C1 for ; Tue, 24 Sep 2019 10:43:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3CF7A20872 for ; Tue, 24 Sep 2019 10:43:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2409548AbfIXKnj (ORCPT ); Tue, 24 Sep 2019 06:43:39 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:53354 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2409537AbfIXKnj (ORCPT ); Tue, 24 Sep 2019 06:43:39 -0400 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-116-9Hi8Jc8kPpqqOwcPCfmVPQ-1; Tue, 24 Sep 2019 11:43:36 +0100 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Tue, 24 Sep 2019 11:43:35 +0100 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Tue, 24 Sep 2019 11:43:35 +0100 From: David Laight To: 'Anson Huang' , "thierry.reding@gmail.com" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , "linux-pwm@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" CC: dl-linux-imx Subject: RE: [PATCH] pwm: pwm-imx27: Use 'dev' instead of dereferencing it repeatedly Thread-Topic: [PATCH] pwm: pwm-imx27: Use 'dev' instead of dereferencing it repeatedly Thread-Index: AQHVcra7p8HS4HCHSk+GwFkUo51L56c6k17Q///1BACAABgw0A== Date: Tue, 24 Sep 2019 10:43:35 +0000 Message-ID: <37b2481ac9094f27bf21325e2770abdb@AcuMS.aculab.com> References: <1569315593-769-1-git-send-email-Anson.Huang@nxp.com> <6cfb1595992b46dc884731555e6f0334@AcuMS.aculab.com> In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 X-MC-Unique: 9Hi8Jc8kPpqqOwcPCfmVPQ-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogQW5zb24gSHVhbmcNCj4gU2VudDogMjQgU2VwdGVtYmVyIDIwMTkgMTE6MDMNCj4gSGks IERhdmlkDQo+IA0KPiA+IFN1YmplY3Q6IFJFOiBbUEFUQ0hdIHB3bTogcHdtLWlteDI3OiBVc2Ug J2RldicgaW5zdGVhZCBvZiBkZXJlZmVyZW5jaW5nIGl0DQo+ID4gcmVwZWF0ZWRseQ0KPiA+DQo+ ID4gRnJvbTogQW5zb24gSHVhbmcNCj4gPiA+IFNlbnQ6IDI0IFNlcHRlbWJlciAyMDE5IDEwOjAw DQo+ID4gPiBBZGQgaGVscGVyIHZhcmlhYmxlIGRldiA9ICZwZGV2LT5kZXYgdG8gc2ltcGx5IHRo ZSBjb2RlLg0KPiA+ID4NCi4uLg0KPiA+ID4gIHN0YXRpYyBpbnQgcHdtX2lteDI3X3Byb2JlKHN0 cnVjdCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYpICB7DQo+ID4gPiArCXN0cnVjdCBkZXZpY2UgKmRl diA9ICZwZGV2LT5kZXY7DQo+ID4gPiAgCXN0cnVjdCBwd21faW14MjdfY2hpcCAqaW14Ow0KPiA+ ID4NCj4gPiA+IC0JaW14ID0gZGV2bV9remFsbG9jKCZwZGV2LT5kZXYsIHNpemVvZigqaW14KSwg R0ZQX0tFUk5FTCk7DQo+ID4gPiArCWlteCA9IGRldm1fa3phbGxvYyhkZXYsIHNpemVvZigqaW14 KSwgR0ZQX0tFUk5FTCk7DQouLi4NCj4gPiBIb3BlZnVsbHkgdGhlIGNvbXBpbGVyIHdpbGwgb3B0 aW1pc2UgdGhpcyBiYWNrIG90aGVyd2lzZSB5b3UndmUgYWRkZWQNCj4gPiBhbm90aGVyIGxvY2Fs IHZhcmlhYmxlIHdoaWNoIG1heSBjYXVzZSBzcGlsbGluZyB0byBzdGFjay4NCj4gPiBGb3IgYSBz ZXR1cCBmdW5jdGlvbiBpdCBwcm9iYWJseSBkb2Vzbid0IG1hdHRlciwgYnV0IGluIGdlbmVyYWwg aXQgbWlnaHQgaGF2ZSBhDQo+ID4gc21hbGwgbmVnYXRpdmUgcGVyZm9ybWFuY2UgaW1wYWN0Lg0K PiA+DQo+ID4gSW4gYW55IGNhc2UgdGhpcyBkb2Vzbid0IHNob3J0ZW4gYW55IGxpbmVzIGVub3Vn aCB0byByZW1vdmUgbGluZS13cmFwIGFuZA0KPiA+IHVzaW5nICZwZGV2LT5kZXYgaXMgcmVhbGx5 IG9uZSBsZXNzIHZhcmlhYmxlIHRvIG1lbnRhbGx5IHRyYWNrIHdoZW4gcmVhZGluZw0KPiA+IHRo ZSBjb2RlLg0KPiANCj4gRG8gd2Uga25vdyB3aGljaCBjb21waWxlciB3aWxsIG9wdGltaXplIHRo aXM/IEkgc2F3IG1hbnkgb2YgdGhlIHBhdGNoZXMgZG9pbmcNCj4gdGhpcyB0byBhdm9pZCBhIGxv dCBvZiBkZXJlZmVyZW5jZSwgSSB1bmRlcnN0YW5kIGl0IGRvZXMgTk9UIHNhdmUgbGluZXMsIGJ1 dCBteSBpbnRlbnRpb24NCj4gaXMgdG8gYXZvaWQgZGVyZWZlcmVuY2Ugd2hpY2ggbWlnaHQgc2F2 ZSBzb21lIGluc3RydWN0aW9ucy4NCj4gDQo+IEkgdGhvdWdodCBzYXZpbmcgaW5zdHJ1Y3Rpb25z IGlzIG1vcmUgaW1wb3J0YW50LiBTbyBub3cgdGhlcmUgYXJlIGRpZmZlcmVudCBvcGluaW9uIGFi b3V0DQo+IGRvaW5nIHRoaXM/DQoNClJlbWVtYmVyICZwZGV2LT5kZXYgaXMganVzdCAncGRldiAr IGNvbnN0YW50Jy4NCkFzc3VtaW5nICdwZGV2JyBpcyBoZWxkIGluIGEgY2FsbGVlIHNhdmVkIHJl Z2lzdGVyICh3aGljaCB5b3Ugd2FudCBpdCB0byBiZSkgdGhlbiB0byBhY2Nlc3MNCmRldi0+Zm9v IHRoZSBjb21waWxlciBjYW4gcmVtZW1iZXIgdGhlIGNvbnN0YW50IGFuZCB1c2UgYW4gb2Zmc2V0 IGZyb20gJ3BkZXYnIGluc3RlYWQgb2YNCmFuIGV4dHJhICdkZXYnIHZhcmlhYmxlLg0KT24gbW9z dCBtb2Rlcm4gQUJJIHRoZSBmaXJzdCBmdW5jdGlvbiBjYWxsIGFyZ3VtZW50cyBhcmUgcGFzc2Vk IGluIHJlZ2lzdGVycy4NClNvIGFuIGFkZCAgaW5zdHJ1Y3Rpb24gKHByb2JhYmx5IGxlYSkgY2Fu IGJlIHVzZWQgdG8gYWRkIHRoZSBjb25zdGFudCBvZmZzZXQgYXQgdGhlIHNhbWUNCnRpbWUgYXMg dGhlIHZhbHVlIGlzIG1vdmVkIGludG8gdGhlIGFyZ3VtZW50IHJlZ2lzdGVyLg0KDQpIb3dldmVy IHlvdXIgZXh0cmEgdmFyaWFibGUgY291bGQgZWFzaWx5IGdldCBzcGlsbGVkIG91dCB0byB0aGUg c3RhY2suDQpTbyB5b3UgZ2V0IGFuIGV4dHJhIG1lbW9yeSByZWFkIHJhdGhlciB0aGFuIChhdCBt b3N0KSBhbiBleHRyYSAnYWRkJyBpbnN0cnVjdGlvbi4NCg0KRXZlbiBpZiBwZGV2LT5kZXYgd2Vy ZSBhIHBvaW50ZXIsIHJlcGVhdGVkbHkgcmVhZGluZyBpdCBmcm9tIHBkZXYtPmRldiBjb3VsZA0K ZWFzaWx5IGdlbmVyYXRlIGJldHRlciBjb2RlIHRoYW4gaGF2aW5nIGFuIGV4dHJhIHZhcmlhYmxl IHRoYXQgd291bGQgbWVhbiB0aGUNCnZhbHVlIHdhcyByZXBlYXRlZGx5IHJlYWQgZnJvbSB0aGUg c3RhY2suDQoNCglEYXZpZA0KDQotDQpSZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1s ZXkgUm9hZCwgTW91bnQgRmFybSwgTWlsdG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJh dGlvbiBObzogMTM5NzM4NiAoV2FsZXMpDQo=