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X-CSE-ConnectionGUID: +vQeLbjoSXu7N5+P6yjLKA== X-CSE-MsgGUID: m0ds6bi4SOewJd34Afll/A== X-IronPort-AV: E=McAfee;i="6800,10657,11522"; a="60206412" X-IronPort-AV: E=Sophos;i="6.17,290,1747724400"; d="scan'208";a="60206412" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Aug 2025 04:32:26 -0700 X-CSE-ConnectionGUID: HeACYR4lTB6BD+CZwbus5Q== X-CSE-MsgGUID: YpBAb1a/TCCJ1DUCYTHx/Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,290,1747724400"; d="scan'208";a="190709485" Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by fmviesa002.fm.intel.com with ESMTP; 15 Aug 2025 04:32:23 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1umsfU-000Buw-2p; Fri, 15 Aug 2025 11:32:20 +0000 Date: Fri, 15 Aug 2025 19:31:38 +0800 From: kernel test robot To: Remi Buisson via B4 Relay , Jonathan Cameron , David Lechner , Nuno =?iso-8859-1?Q?S=E1?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, Remi Buisson Subject: Re: [PATCH v4 6/9] iio: imu: inv_icm45600: add I2C driver for inv_icm45600 driver Message-ID: <202508151941.BweGaEVT-lkp@intel.com> References: <20250814-add_newport_driver-v4-6-4464b6600972@tdk.com> 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: <20250814-add_newport_driver-v4-6-4464b6600972@tdk.com> Hi Remi, kernel test robot noticed the following build warnings: [auto build test WARNING on f8f559752d573a051a984adda8d2d1464f92f954] url: https://github.com/intel-lab-lkp/linux/commits/Remi-Buisson-via-B4-Relay/dt-bindings-iio-imu-Add-inv_icm45600/20250814-170722 base: f8f559752d573a051a984adda8d2d1464f92f954 patch link: https://lore.kernel.org/r/20250814-add_newport_driver-v4-6-4464b6600972%40tdk.com patch subject: [PATCH v4 6/9] iio: imu: inv_icm45600: add I2C driver for inv_icm45600 driver config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20250815/202508151941.BweGaEVT-lkp@intel.com/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508151941.BweGaEVT-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/202508151941.BweGaEVT-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/iio/imu/inv_icm45600/inv_icm45600_core.c:908:12: warning: result of comparison of constant 32768 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare] 908 | if (*temp == INV_ICM45600_DATA_INVALID) | ~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/imu/inv_icm45600/inv_icm45600_core.c:785:12: warning: unused function 'inv_icm45600_suspend' [-Wunused-function] 785 | static int inv_icm45600_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~ drivers/iio/imu/inv_icm45600/inv_icm45600_core.c:820:12: warning: unused function 'inv_icm45600_resume' [-Wunused-function] 820 | static int inv_icm45600_resume(struct device *dev) | ^~~~~~~~~~~~~~~~~~~ drivers/iio/imu/inv_icm45600/inv_icm45600_core.c:860:12: warning: unused function 'inv_icm45600_runtime_suspend' [-Wunused-function] 860 | static int inv_icm45600_runtime_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/imu/inv_icm45600/inv_icm45600_core.c:879:12: warning: unused function 'inv_icm45600_runtime_resume' [-Wunused-function] 879 | static int inv_icm45600_runtime_resume(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ 5 warnings generated. vim +908 drivers/iio/imu/inv_icm45600/inv_icm45600_core.c 8891b99381240f Remi Buisson 2025-08-14 887 2570c7e48ace35 Remi Buisson 2025-08-14 888 static int _inv_icm45600_temp_read(struct inv_icm45600_state *st, s16 *temp) 2570c7e48ace35 Remi Buisson 2025-08-14 889 { 2570c7e48ace35 Remi Buisson 2025-08-14 890 struct inv_icm45600_sensor_conf conf = INV_ICM45600_SENSOR_CONF_KEEP_VALUES; 2570c7e48ace35 Remi Buisson 2025-08-14 891 int ret; 2570c7e48ace35 Remi Buisson 2025-08-14 892 2570c7e48ace35 Remi Buisson 2025-08-14 893 /* Make sure a sensor is on. */ 2570c7e48ace35 Remi Buisson 2025-08-14 894 if (st->conf.gyro.mode == INV_ICM45600_SENSOR_MODE_OFF && 2570c7e48ace35 Remi Buisson 2025-08-14 895 st->conf.accel.mode == INV_ICM45600_SENSOR_MODE_OFF) { 2570c7e48ace35 Remi Buisson 2025-08-14 896 conf.mode = INV_ICM45600_SENSOR_MODE_LOW_POWER; 2570c7e48ace35 Remi Buisson 2025-08-14 897 ret = inv_icm45600_set_accel_conf(st, &conf, NULL); 2570c7e48ace35 Remi Buisson 2025-08-14 898 if (ret) 2570c7e48ace35 Remi Buisson 2025-08-14 899 return ret; 2570c7e48ace35 Remi Buisson 2025-08-14 900 } 2570c7e48ace35 Remi Buisson 2025-08-14 901 2570c7e48ace35 Remi Buisson 2025-08-14 902 ret = regmap_bulk_read(st->map, INV_ICM45600_REG_TEMP_DATA, 2570c7e48ace35 Remi Buisson 2025-08-14 903 &st->buffer.u16, sizeof(st->buffer.u16)); 2570c7e48ace35 Remi Buisson 2025-08-14 904 if (ret) 2570c7e48ace35 Remi Buisson 2025-08-14 905 return ret; 2570c7e48ace35 Remi Buisson 2025-08-14 906 2570c7e48ace35 Remi Buisson 2025-08-14 907 *temp = (s16)le16_to_cpup(&st->buffer.u16); 2570c7e48ace35 Remi Buisson 2025-08-14 @908 if (*temp == INV_ICM45600_DATA_INVALID) 2570c7e48ace35 Remi Buisson 2025-08-14 909 return -EINVAL; 2570c7e48ace35 Remi Buisson 2025-08-14 910 2570c7e48ace35 Remi Buisson 2025-08-14 911 return 0; 2570c7e48ace35 Remi Buisson 2025-08-14 912 } 2570c7e48ace35 Remi Buisson 2025-08-14 913 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki