From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A2B8227F005 for ; Sun, 8 Mar 2026 08:20:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772958024; cv=none; b=uaEXhcVO7VfjBkj0AwIjGkrov5WZTQgFsEJTsPMLn0xOe/4a2QjhEdlfAdKNlfCqlPCxQnMa3rgwLcpOJG3sTY8oAjumSugcPySwNFRrSInlJJtPvJP/ohyUvdDnW8fewsq9I/H6YCR7VIdrXp4oH8Gv+O6cj++8d4vZNQzuBr4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772958024; c=relaxed/simple; bh=Pe3lvvOiPMFQ46F7OuVkf8+omFdhw7YDqvcnRRAGsLQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=WlQbD6J+htRbSJXoq4dSjhrXtYsf3iSDf6Re50xLR/9OIQ1jmzS1h/rkO96TzKA2KTCrGfL+sJPjdGcFFhIfLYJns2ZoDCUMBvuweO/VaPTJJPIL3vPFSjT45AutcGW5ZEb8CHubVPfHEFbZaeglN4H937m0apmYjOSR2qee8A0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=jhzSpwvQ; arc=none smtp.client-ip=198.175.65.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="jhzSpwvQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1772958022; x=1804494022; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Pe3lvvOiPMFQ46F7OuVkf8+omFdhw7YDqvcnRRAGsLQ=; b=jhzSpwvQ7KaZYjKMgn1lflsjKV8gC5YN3lbXNeg9cWyUgljN81PP2eDb fxM2teGUn34KqAYJkoMjEeD2y/Z+aOnYUeekliE8FuKhmc036pb611heZ DiQ/+oa8l/9kLwto/KaePgOwlZWqkito/EdblXM8c4bbVwWB9dDQORqOE KqoDNq9F/ASoCd2FLvqoKbLAWoqx/lptRA9dNiQXqRYOSOkBQ7I+pOuw/ rSopFeTIWpy9ELVRaXUkhAzyksTcWgSLFlWRFt/90wla9IuOqSvBshxDR I3mlzPiDwOLxlhEWn6qtLgo/+FJ5Mhcii20JhfFJDgtYR9PU7q9pXMoJd A==; X-CSE-ConnectionGUID: u7zMFdBDQ1a45P5X+Zw4UQ== X-CSE-MsgGUID: xeFKHs3/TmyRCyTcYkDvSQ== X-IronPort-AV: E=McAfee;i="6800,10657,11722"; a="73977850" X-IronPort-AV: E=Sophos;i="6.23,108,1770624000"; d="scan'208";a="73977850" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Mar 2026 00:20:22 -0800 X-CSE-ConnectionGUID: lA4yGwBVQuKcjREHK06l5Q== X-CSE-MsgGUID: A+qRt4H6RvW8JfY0/nx6vA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,108,1770624000"; d="scan'208";a="218641940" Received: from igk-lkp-server01.igk.intel.com (HELO 9958d990ccf2) ([10.211.93.152]) by orviesa010.jf.intel.com with ESMTP; 08 Mar 2026 00:20:18 -0800 Received: from kbuild by 9958d990ccf2 with local (Exim 4.98.2) (envelope-from ) id 1vz9N1-000000002eD-2dND; Sun, 08 Mar 2026 08:20:15 +0000 Date: Sun, 8 Mar 2026 09:19:42 +0100 From: kernel test robot To: Rafael Passos , alexdeucher@gmail.com Cc: oe-kbuild-all@lists.linux.dev, BhuvanaChandra.Pinninti@amd.com, Harry.Wentland@amd.com, Martin.Leung@amd.com, Sunpeng.Li@amd.com, alexander.deucher@amd.com, amd-gfx@lists.freedesktop.org, daniel.wheeler@amd.com, davidbtadokoro@ime.usp.br, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, rafael@rcpassos.me, ray.wu@amd.com, rcpassos@ime.usp.br, siqueira@igalia.com Subject: Re: [PATCH] drm/amd/display: fix resuming from S3 sleep for Renoir iGPU Message-ID: <202603080959.llKqWvRQ-lkp@intel.com> References: <20260308000515.890688-1-rafael@rcpassos.me> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260308000515.890688-1-rafael@rcpassos.me> Hi Rafael, kernel test robot noticed the following build warnings: [auto build test WARNING on drm-misc/drm-misc-next] [also build test WARNING on linus/master v7.0-rc2 next-20260306] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Rafael-Passos/drm-amd-display-fix-resuming-from-S3-sleep-for-Renoir-iGPU/20260308-080715 base: https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next patch link: https://lore.kernel.org/r/20260308000515.890688-1-rafael%40rcpassos.me patch subject: [PATCH] drm/amd/display: fix resuming from S3 sleep for Renoir iGPU config: x86_64-rhel-9.4-ltp (https://download.01.org/0day-ci/archive/20260308/202603080959.llKqWvRQ-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260308/202603080959.llKqWvRQ-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202603080959.llKqWvRQ-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/../display/dc/dccg/dcn21/dcn21_dccg.c:99:6: warning: no previous prototype for 'dccg21_init' [-Wmissing-prototypes] 99 | void dccg21_init(struct dccg *dccg) | ^~~~~~~~~~~ vim +/dccg21_init +99 drivers/gpu/drm/amd/amdgpu/../display/dc/dccg/dcn21/dcn21_dccg.c 98 > 99 void dccg21_init(struct dccg *dccg) 100 { 101 struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg); 102 103 /* Hardcoded register values for DCN21 104 * These are specific to 100Mhz refclk 105 * Different ASICs with different refclk may override this in their own init 106 */ 107 REG_WRITE(MICROSECOND_TIME_BASE_DIV, 0x00120464); 108 REG_WRITE(MILLISECOND_TIME_BASE_DIV, 0x001186a0); 109 REG_WRITE(DISPCLK_FREQ_CHANGE_CNTL, 0x0e01003c); 110 111 if (REG(REFCLK_CNTL)) 112 REG_WRITE(REFCLK_CNTL, 0); 113 } 114 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki