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=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 35B71C34026 for ; Tue, 18 Feb 2020 19:18:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0BA1A22B48 for ; Tue, 18 Feb 2020 19:18:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="gPYG7Up2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726475AbgBRTSz (ORCPT ); Tue, 18 Feb 2020 14:18:55 -0500 Received: from mail-wr1-f68.google.com ([209.85.221.68]:34570 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726296AbgBRTSz (ORCPT ); Tue, 18 Feb 2020 14:18:55 -0500 Received: by mail-wr1-f68.google.com with SMTP id n10so23407132wrm.1 for ; Tue, 18 Feb 2020 11:18:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=date:from:to:cc:subject:message-id:mail-followup-to:references :mime-version:content-disposition:in-reply-to; bh=EDv1Nfe5wsXfzyx8EHU5Go2CXWqnRUT+kGZGsxidLAE=; b=gPYG7Up24HLKpZ2gCcBHga9Kdn41TjeEpUn3sEfyxxZOeb7n5ZX/xuScf9tRJaAVx6 MoH32/VpmVP1Jt3EglGtbe0koWcMmkTEE2/5ECdhSTZ60aSdd0RR2DnfByRsKFU595Os uoRd7KoMm5qj6sBTo1P+E6zboAFd3PnBLqEno= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id :mail-followup-to:references:mime-version:content-disposition :in-reply-to; bh=EDv1Nfe5wsXfzyx8EHU5Go2CXWqnRUT+kGZGsxidLAE=; b=B+TEgWeOoR5gD+LInmgN6s8LPnPjgWCr8wKiP7Igp08X7xW3JJIm8FqsH9FFerLI6h 3q44BwYQT/LfzvumY+Bgw4Zcaw7Kw5R3hZAGHY3MmdT/Iid26vdw71VlMp1ynAqNNci0 VJ0Kr87gEc+YkONLIPH6GQks9x6Dwhl+11YkaQQ8PWfRHBoX7Q3tyebmeS9Fmvy7yj6r CylMLl8Fu8+vfxGRzE7P3z3ZJ/Qftuez8MeOcoHjgsMgkEpHgSmqGdFF+V+PV36QHiIG 509kp6/jixNHQaB8QRQgIP3ARsAv6F9SQjOa1oYHqr8h50ukxLDY+LWudEvlaKmGdBQm 4g4A== X-Gm-Message-State: APjAAAUEUCEtU1Mf6fIp5jCQAgh0IjzELixFNppXFvqemA5X5gI1S3iW yJIwKhpSFXq7yxT7y3ea6B++LpYLGxA= X-Google-Smtp-Source: APXvYqx+/IkcOWLmZ/nIlILF5xmAM7d4Bh9kKuTs/+e2gy8RKNfntjbzdg7t7O97vuabW9+kI7TpgA== X-Received: by 2002:a5d:5148:: with SMTP id u8mr32125166wrt.132.1582053533137; Tue, 18 Feb 2020 11:18:53 -0800 (PST) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id x11sm4433598wmg.46.2020.02.18.11.18.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Feb 2020 11:18:52 -0800 (PST) Date: Tue, 18 Feb 2020 20:18:50 +0100 From: Daniel Vetter To: Wambui Karuga Cc: Alexey Brodkin , Dave Airlie , Greg KH , dri-devel , Linux Kernel Mailing List Subject: Re: [PATCH] drm/arc: make arcpgu_debugfs_init return 0 Message-ID: <20200218191850.GP2363188@phenom.ffwll.local> Mail-Followup-To: Wambui Karuga , Alexey Brodkin , Dave Airlie , Greg KH , dri-devel , Linux Kernel Mailing List References: <20200218172821.18378-1-wambui.karugax@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Operating-System: Linux phenom 5.3.0-3-amd64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 18, 2020 at 08:00:30PM +0100, Daniel Vetter wrote: > On Tue, Feb 18, 2020 at 6:28 PM Wambui Karuga wrote: > > > > As drm_debugfs_create_files should return void, remove its use as the > > return value of arcpgu_debugfs_init and have the latter function > > return 0 directly. > > > > Signed-off-by: Wambui Karuga > > --- > > drivers/gpu/drm/arc/arcpgu_drv.c | 6 ++++-- > > 1 file changed, 4 insertions(+), 2 deletions(-) > > > > diff --git a/drivers/gpu/drm/arc/arcpgu_drv.c b/drivers/gpu/drm/arc/arcpgu_drv.c > > index d6a6692db0ac..660b25f9588e 100644 > > --- a/drivers/gpu/drm/arc/arcpgu_drv.c > > +++ b/drivers/gpu/drm/arc/arcpgu_drv.c > > @@ -139,8 +139,10 @@ static struct drm_info_list arcpgu_debugfs_list[] = { > > > > static int arcpgu_debugfs_init(struct drm_minor *minor) > > { > > - return drm_debugfs_create_files(arcpgu_debugfs_list, > > - ARRAY_SIZE(arcpgu_debugfs_list), minor->debugfs_root, minor); > > + drm_debugfs_create_files(arcpgu_debugfs_list, > > + ARRAY_SIZE(arcpgu_debugfs_list), > > + minor->debugfs_root, minor); > > + return 0; > > For cases like these I think we should go a step further and also > remove the return value from the driver wrapper. And that all the way > up until there's something that actually needs to return a value for > some other reason than debugfs. This ofc applies to almost all the driver patches for this series, most can be cleaned up quite a bit more. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch