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[2620:137:e000::1:20]) by mx.google.com with ESMTP id x69-20020a638648000000b005133c334fe0si750437pgd.192.2023.05.31.03.22.53; Wed, 31 May 2023 03:23:04 -0700 (PDT) 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; dkim=pass header.i=@intel.com header.s=Intel header.b="ShaI1L/5"; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235484AbjEaJWe (ORCPT + 99 others); Wed, 31 May 2023 05:22:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60860 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235452AbjEaJWZ (ORCPT ); Wed, 31 May 2023 05:22:25 -0400 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 34CDD10B for ; Wed, 31 May 2023 02:22:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1685524944; x=1717060944; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=/r3gcWQoto+MLlyTLPUbCGxj9ry+CDxBwsAjSjiaVNU=; b=ShaI1L/5rPFhQcl2VxCgwsHlazW/+QNjca9XHv7KIYzhZZGVFhQCQX9m 4JffLUBuwKPOEMxEHJveDw61On99V+mqUbqZEQHaQxewGM2VYgUArzYAi FxOX6lFfSCWCdWhJVXK8+snysyILnfxpollSoCrUalinxD5/CE8xoE3id TBcxBcVkLSQg0qUBYa0vfemXtzNc2FOTqBrslRuOhRTL7rdvA9OIyHo1L S5MCtmZB44VJrWREUVPki7lhgjwemTOUc597t2ftxz6TOGINTXByDzXBW aebEzDZwTuWU/A0IPcvWBi46cyueTfBnXZ5az9SGs065ozvsrDLDpzSGW g==; X-IronPort-AV: E=McAfee;i="6600,9927,10726"; a="357575104" X-IronPort-AV: E=Sophos;i="6.00,205,1681196400"; d="scan'208";a="357575104" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 May 2023 02:22:23 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10726"; a="881103740" X-IronPort-AV: E=Sophos;i="6.00,205,1681196400"; d="scan'208";a="881103740" Received: from itaraban-mobl.ger.corp.intel.com (HELO intel.com) ([10.252.47.19]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 May 2023 02:22:20 -0700 Date: Wed, 31 May 2023 11:22:16 +0200 From: Andi Shyti To: Yang Li Cc: airlied@gmail.com, intel-gfx@lists.freedesktop.org, Abaci Robot , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, daniel@ffwll.ch, rodrigo.vivi@intel.com, Ville Syrjala Subject: Re: [Intel-gfx] [PATCH -next] drm/i915: remove unreachable code Message-ID: References: <20230531021714.125078-1-yang.lee@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230531021714.125078-1-yang.lee@linux.alibaba.com> X-Spam-Status: No, score=-4.5 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham 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 Hi Yang, On Wed, May 31, 2023 at 10:17:14AM +0800, Yang Li wrote: > The code after the return will not be executed, so remove them. > > Eliminate the following warning: > drivers/gpu/drm/i915/display/intel_color.c:1808 intel_color_prepare_commit() warn: ignoring unreachable code. > > Reported-by: Abaci Robot > Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=5342 > Signed-off-by: Yang Li > --- > drivers/gpu/drm/i915/display/intel_color.c | 5 ----- > 1 file changed, 5 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c > index 8966e6560516..0bfebac1e3e2 100644 > --- a/drivers/gpu/drm/i915/display/intel_color.c > +++ b/drivers/gpu/drm/i915/display/intel_color.c > @@ -1804,11 +1804,6 @@ void intel_color_prepare_commit(struct intel_crtc_state *crtc_state) > > /* FIXME DSB has issues loading LUTs, disable it for now */ > return; > - > - if (!crtc_state->pre_csc_lut && !crtc_state->post_csc_lut) > - return; > - > - crtc_state->dsb = intel_dsb_prepare(crtc, 1024); yeah... it's an ugly bit, from my side: Reviewed-by: Andi Shyti but would be nice to hear from Ville who has added the return in a first place. Andi > } > > void intel_color_cleanup_commit(struct intel_crtc_state *crtc_state) > -- > 2.20.1.7.g153144c