Hi Markuss, I love your patch! Yet something to improve: [auto build test ERROR on jic23-iio/togreg] [also build test ERROR on robh/for-next linux/master linus/master v5.18-rc6 next-20220511] [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/Markuss-Broks/Add-support-for-ToF-sensor-on-Yoshino-platform/20220512-054917 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg config: s390-randconfig-r032-20220509 (https://download.01.org/0day-ci/archive/20220512/202205121820.qRBa5PNP-lkp@xxxxxxxxx/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 18dd123c56754edf62c7042dcf23185c3727610f) 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 # install s390 cross compiling tool for clang build # apt-get install binutils-s390x-linux-gnu # https://github.com/intel-lab-lkp/linux/commit/b4103f031e2c0265ae4f15f107341bcfc83008f0 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Markuss-Broks/Add-support-for-ToF-sensor-on-Yoshino-platform/20220512-054917 git checkout b4103f031e2c0265ae4f15f107341bcfc83008f0 # 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=s390 SHELL=/bin/bash drivers/iio/proximity/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/iio/proximity/vl53l0x-i2c.c:60:18: error: call to undeclared function 'irq_get_trigger_type'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] int irq_flags = irq_get_trigger_type(client->irq); ^ 1 error generated. vim +/irq_get_trigger_type +60 drivers/iio/proximity/vl53l0x-i2c.c 56 57 static int vl53l0x_configure_irq(struct i2c_client *client, 58 struct iio_dev *indio_dev) 59 { > 60 int irq_flags = irq_get_trigger_type(client->irq); 61 struct vl53l0x_data *data = iio_priv(indio_dev); 62 int ret; 63 64 if (!irq_flags) 65 irq_flags = IRQF_TRIGGER_FALLING; 66 67 ret = devm_request_irq(&client->dev, client->irq, vl53l0x_handle_irq, 68 irq_flags, indio_dev->name, indio_dev); 69 if (ret) { 70 dev_err(&client->dev, "devm_request_irq error: %d\n", ret); 71 return ret; 72 } 73 74 ret = i2c_smbus_write_byte_data(data->client, 75 VL_REG_SYSTEM_INTERRUPT_CONFIG_GPIO, 76 VL_REG_SYSTEM_INTERRUPT_GPIO_NEW_SAMPLE_READY); 77 if (ret < 0) 78 dev_err(&client->dev, "failed to configure IRQ: %d\n", ret); 79 80 return ret; 81 } 82 -- 0-DAY CI Kernel Test Service https://01.org/lkp