From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) (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 39E8719DF4F; Mon, 15 Sep 2025 05:47:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757915267; cv=none; b=alx37r38IgOSeZBFRIW0pnWbywn6T1kEHgKfmidA/2HVx1DB7XAqL9bVYv5gR0PBVNtoyEwTKIAhvXbkEAHjEiMBi/FunHaEkbJPaUVqAiEzyij3uIL8PB8DEgO6D98OK32FsXqeVLUGYxl0o1UjAYytctbfiReBgKMiFwCoT/4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757915267; c=relaxed/simple; bh=uhq5A4HqOzycNT0EguqVROkMdKzAY8x3LE2Z7OEXVXw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=SmEndwrq6P/abuSaLd/mJg0z3CQOmc3t/nmqg2+VZcfVuW+Hs0JTrJi/POqGpnQnB9T2uGrx6ptp7cocRoN1Ou+/vJP9/V7eU393TcDklsynY+wo8+kvzKoh+ADr56vKN2bnANAFYoj2GW9AGyP2YuDr0zw3d2dG99YlelpSARk= 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=YrO2N/Fi; arc=none smtp.client-ip=192.198.163.15 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="YrO2N/Fi" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1757915265; x=1789451265; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=uhq5A4HqOzycNT0EguqVROkMdKzAY8x3LE2Z7OEXVXw=; b=YrO2N/FiQbeNOJfR4qQJdbcF+L4ch2iAeSTrQW0uj55LPQBbu4/53ioz BnCLZ9IiXI/eRJ9NszYQyVik3nWIzG+bfeoGOJ7O6apT6ILpOeHT92gg6 o3wQq5HSHrD+91yVIBRNaeoQ9OMY+JJOmccak1MlahxiQ00Fjb8pBJKTr 8j9yfJtKfEmYJqJMMlGEb5HuUX6N1dmpOi7jGde/QXjsjCSGHUcwSSiHn IB73avXP84CbYiLvingBKbUEwKLMUO664XlAZ8jfvi4vvGYGhL+J/ChbU uRZqIAr0yhlcsiCMyZMyjqr+7cD624QN+U1rZu5UbnAtYtxP2hgxjeKdf Q==; X-CSE-ConnectionGUID: UN/Cfw9kQtCSkl8yTyusZg== X-CSE-MsgGUID: HqH6ix8dSH+y7yVsKNUYuQ== X-IronPort-AV: E=McAfee;i="6800,10657,11553"; a="60264268" X-IronPort-AV: E=Sophos;i="6.18,265,1751266800"; d="scan'208";a="60264268" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Sep 2025 22:47:44 -0700 X-CSE-ConnectionGUID: gjM+2CUiQFKjW+x4di8vSw== X-CSE-MsgGUID: sYKP41NqQxW0tIoaUO1RTw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,265,1751266800"; d="scan'208";a="174598032" Received: from lkp-server02.sh.intel.com (HELO 0f80bf6f8d53) ([10.239.97.151]) by orviesa008.jf.intel.com with ESMTP; 14 Sep 2025 22:47:37 -0700 Received: from kbuild by 0f80bf6f8d53 with local (Exim 4.96) (envelope-from ) id 1uy23O-00002V-38; Mon, 15 Sep 2025 05:47:10 +0000 Date: Mon, 15 Sep 2025 13:46:07 +0800 From: kernel test robot To: Svyatoslav Ryhel , Thierry Reding , Mikko Perttunen , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Prashant Gaikwad , Michael Turquette , Stephen Boyd , Mauro Carvalho Chehab , Greg Kroah-Hartman , Dmitry Osipenko , Jonas =?iso-8859-1?Q?Schw=F6bel?= , Charan Pedumuru Cc: oe-kbuild-all@lists.linux.dev, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-staging@lists.linux.dev Subject: Re: [PATCH v2 23/23] staging: media: tegra-video: add CSI support for Tegra20 and Tegra30 Message-ID: <202509151319.M4lQXwA8-lkp@intel.com> References: <20250906135345.241229-24-clamor95@gmail.com> Precedence: bulk X-Mailing-List: devicetree@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: <20250906135345.241229-24-clamor95@gmail.com> Hi Svyatoslav, kernel test robot noticed the following build warnings: [auto build test WARNING on tegra/for-next] [also build test WARNING on robh/for-next clk/clk-next linus/master v6.17-rc6] [cannot apply to next-20250912] [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/Svyatoslav-Ryhel/clk-tegra-set-CSUS-as-vi_sensors-gate-for-Tegra20-Tegra30-and-Tegra114/20250906-215750 base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next patch link: https://lore.kernel.org/r/20250906135345.241229-24-clamor95%40gmail.com patch subject: [PATCH v2 23/23] staging: media: tegra-video: add CSI support for Tegra20 and Tegra30 config: arm-randconfig-r131-20250915 (https://download.01.org/0day-ci/archive/20250915/202509151319.M4lQXwA8-lkp@intel.com/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 21857ae337e0892a5522b6e7337899caa61de2a6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250915/202509151319.M4lQXwA8-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/202509151319.M4lQXwA8-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from :3: In file included from include/linux/compiler_types.h:171: include/linux/compiler-clang.h:28:9: warning: '__SANITIZE_ADDRESS__' macro redefined [-Wmacro-redefined] 28 | #define __SANITIZE_ADDRESS__ | ^ :366:9: note: previous definition is here 366 | #define __SANITIZE_ADDRESS__ 1 | ^ >> drivers/staging/media/tegra-video/tegra20.c:909:6: warning: variable 'pp' is used uninitialized whenever 'if' condition is true [-Wsometimes-uninitialized] 909 | if (ret < 0) { | ^~~~~~~ drivers/staging/media/tegra-video/tegra20.c:923:53: note: uninitialized use occurs here 923 | tegra20_mipi_write(mipi, TEGRA_CSI_CSI_CIL_STATUS, pp); | ^~ drivers/staging/media/tegra-video/tegra20.c:909:2: note: remove the 'if' if its condition is always false 909 | if (ret < 0) { | ^~~~~~~~~~~~~~ 910 | dev_warn(csi->dev, "MIPI calibration status timeout!\n"); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 911 | goto exit; | ~~~~~~~~~~ 912 | } | ~ drivers/staging/media/tegra-video/tegra20.c:900:6: warning: variable 'pp' is used uninitialized whenever 'if' condition is true [-Wsometimes-uninitialized] 900 | if (ret < 0) { | ^~~~~~~ drivers/staging/media/tegra-video/tegra20.c:923:53: note: uninitialized use occurs here 923 | tegra20_mipi_write(mipi, TEGRA_CSI_CSI_CIL_STATUS, pp); | ^~ drivers/staging/media/tegra-video/tegra20.c:900:2: note: remove the 'if' if its condition is always false 900 | if (ret < 0) { | ^~~~~~~~~~~~~~ 901 | dev_warn(csi->dev, "MIPI calibration timeout!\n"); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 902 | goto exit; | ~~~~~~~~~~ 903 | } | ~ drivers/staging/media/tegra-video/tegra20.c:886:15: note: initialize the variable 'pp' to silence this warning 886 | u32 value, pp, cil; | ^ | = 0 3 warnings generated. vim +909 drivers/staging/media/tegra-video/tegra20.c 880 881 static int tegra20_finish_pad_calibration(struct tegra_mipi_device *mipi) 882 { 883 struct tegra_csi *csi = mipi->csi; 884 void __iomem *cil_status_reg = csi->iomem + TEGRA_CSI_CSI_CIL_STATUS; 885 unsigned int port = mipi->pads; 886 u32 value, pp, cil; 887 int ret; 888 889 /* This part is only for CSI */ 890 if (port > PORT_B) { 891 pm_runtime_put(csi->dev); 892 893 return 0; 894 } 895 896 guard(mutex)(&csi->mipi_lock); 897 898 ret = readl_relaxed_poll_timeout(cil_status_reg, value, 899 value & CSI_MIPI_AUTO_CAL_DONE, 50, 250000); 900 if (ret < 0) { 901 dev_warn(csi->dev, "MIPI calibration timeout!\n"); 902 goto exit; 903 } 904 905 /* clear status */ 906 tegra20_mipi_write(mipi, TEGRA_CSI_CSI_CIL_STATUS, value); 907 ret = readl_relaxed_poll_timeout(cil_status_reg, value, 908 !(value & CSI_MIPI_AUTO_CAL_DONE), 50, 250000); > 909 if (ret < 0) { 910 dev_warn(csi->dev, "MIPI calibration status timeout!\n"); 911 goto exit; 912 } 913 914 pp = tegra20_mipi_read(mipi, TEGRA_CSI_CSI_PIXEL_PARSER_STATUS); 915 cil = tegra20_mipi_read(mipi, TEGRA_CSI_CSI_CIL_STATUS); 916 if (pp | cil) { 917 dev_warn(csi->dev, "Calibration status not been cleared!\n"); 918 ret = -EINVAL; 919 goto exit; 920 } 921 922 exit: 923 tegra20_mipi_write(mipi, TEGRA_CSI_CSI_CIL_STATUS, pp); 924 925 /* un-select to avoid interference with DSI */ 926 tegra20_mipi_write(mipi, TEGRA_CSI_CILB_MIPI_CAL_CONFIG, 927 CSI_CIL_MIPI_CAL_HSPDOS(0) | 928 CSI_CIL_MIPI_CAL_HSPUOS(0) | 929 CSI_CIL_MIPI_CAL_TERMOS(4)); 930 931 tegra20_mipi_write(mipi, TEGRA_CSI_CILA_MIPI_CAL_CONFIG, 932 CSI_CIL_MIPI_CAL_NOISE_FLT(0xa) | 933 CSI_CIL_MIPI_CAL_PRESCALE(0x2) | 934 CSI_CIL_MIPI_CAL_HSPDOS(0) | 935 CSI_CIL_MIPI_CAL_HSPUOS(0) | 936 CSI_CIL_MIPI_CAL_TERMOS(4)); 937 938 pm_runtime_put(csi->dev); 939 940 return ret; 941 } 942 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki