From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) (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 1BF1817E7 for ; Fri, 13 May 2022 01:00:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1652403628; x=1683939628; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=a+1Fqogl6MRxCjd5uyzI3/s5nb7F3MKz0w+tdYBiDPk=; b=U7xO3zTBYaeINxqRx8NCAu0WYQltTV1/sAp5R6ov6eSdntWkZyBn5dtZ ESz9aBEYtcKvBARUOJ5QRlRIT/vzO0eSA1/RfJBenFcoF9vkKHiRYghXP EoNMaCEE5v3QQT2PbzFqZQNFN5DkziCxJr9n+wzH/0tFU4U7htEMyVWHZ me2QpnHwD/+IhWXGHAfd2eMPvTa1c8LRFKNYDv6wZNR+Ik72WiJbPQCzU 9X7u/f2CNqmyQ6Xneu5xrGq/I44KgWWOkUMaG5E/GQ5RHJMC22vAvyXRB mMgoOMpCXSUAngizqn6yCyn6p3V1gkPdUKT1cv7V6RSBr0N7bMP77PLEr A==; X-IronPort-AV: E=McAfee;i="6400,9594,10345"; a="257722911" X-IronPort-AV: E=Sophos;i="5.91,221,1647327600"; d="scan'208";a="257722911" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 May 2022 18:00:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,221,1647327600"; d="scan'208";a="603623377" Received: from lkp-server01.sh.intel.com (HELO 5056e131ad90) ([10.239.97.150]) by orsmga001.jf.intel.com with ESMTP; 12 May 2022 18:00:24 -0700 Received: from kbuild by 5056e131ad90 with local (Exim 4.95) (envelope-from ) id 1npJfH-000L7m-5u; Fri, 13 May 2022 01:00:19 +0000 Date: Fri, 13 May 2022 09:00:14 +0800 From: kernel test robot To: LI Qingwu , jic23@kernel.org, lars@metafoo.de, robh+dt@kernel.org, tomas.melin@vaisala.com, andy.shevchenko@gmail.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-iio@vger.kernel.org Subject: Re: [PATCH V5 3/5] iio: accel: sca3300: modified to support multi chips Message-ID: <202205130824.ObRAkagG-lkp@intel.com> References: <20220512160312.3880433-4-Qing-wu.Li@leica-geosystems.com.cn> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220512160312.3880433-4-Qing-wu.Li@leica-geosystems.com.cn> Hi LI, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on jic23-iio/togreg] [also build test WARNING on v5.18-rc6 next-20220512] [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] url: https://github.com/intel-lab-lkp/linux/commits/LI-Qingwu/iio-accel-sca3300-add-compatible-for-scl3300/20220513-000857 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg config: hexagon-randconfig-r041-20220512 (https://download.01.org/0day-ci/archive/20220513/202205130824.ObRAkagG-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 9519dacab7b8afd537811fc2abaceb4d14f4e16a) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/15579266e58d7cdf4ff8e7ad7a4fa30a0bd3a589 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review LI-Qingwu/iio-accel-sca3300-add-compatible-for-scl3300/20220513-000857 git checkout 15579266e58d7cdf4ff8e7ad7a4fa30a0bd3a589 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/iio/accel/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/iio/accel/sca3300.c:288:54: warning: & has lower precedence than ==; == will be evaluated first [-Wparentheses] if (sca_data->chip->avail_modes_table[i] == reg_val&0x03) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ drivers/iio/accel/sca3300.c:288:54: note: place parentheses around the '==' expression to silence this warning if (sca_data->chip->avail_modes_table[i] == reg_val&0x03) ^ ( ) drivers/iio/accel/sca3300.c:288:54: note: place parentheses around the & expression to evaluate it first if (sca_data->chip->avail_modes_table[i] == reg_val&0x03) ^ ( ) 1 warning generated. vim +288 drivers/iio/accel/sca3300.c 276 277 static int sca3300_get_op_mode(struct sca3300_data *sca_data, int *index) 278 { 279 int reg_val; 280 int ret; 281 int i; 282 283 ret = sca3300_read_reg(sca_data, SCA3300_REG_MODE, ®_val); 284 if (ret) 285 return ret; 286 287 for (i = 0; i < sca_data->chip->num_avail_modes; i++) { > 288 if (sca_data->chip->avail_modes_table[i] == reg_val&0x03) 289 break; 290 } 291 292 if (i >= sca_data->chip->num_avail_modes) 293 return -EINVAL; 294 295 *index = i; 296 return 0; 297 } 298 -- 0-DAY CI Kernel Test Service https://01.org/lkp