Hi Antoniu,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on iio/togreg]
[also build test ERROR on linux/master linus/master v5.14-rc1 next-20210716]
[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/0day-ci/linux/commits/Antoniu-Miclaus/iio-frequency-adrf6780-add-support-for-ADRF6780/20210718-104320
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
config: arc-allyesconfig (attached as .config)
compiler: arceb-elf-gcc (GCC) 10.3.0
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/0day-ci/linux/commit/59f8f05a22397c9b919c512d1e28cbad5caf78a7
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Antoniu-Miclaus/iio-frequency-adrf6780-add-support-for-ADRF6780/20210718-104320
        git checkout 59f8f05a22397c9b919c512d1e28cbad5caf78a7
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=arc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   drivers/iio/frequency/adrf6780.c: In function 'adrf6780_read_voltage_raw':
>> drivers/iio/frequency/adrf6780.c:161:17: error: invalid operands to binary & (have 'unsigned int *' and 'long unsigned int')
     161 |  if (!(read_val & ADRF6780_ADC_STATUS_MSK)) {
         |                 ^


vim +161 drivers/iio/frequency/adrf6780.c

   138	
   139	static int adrf6780_read_voltage_raw(struct adrf6780_dev *dev, unsigned int *read_val)
   140	{
   141		int ret;
   142	
   143		mutex_lock(&dev->lock);
   144	
   145		ret = adrf6780_spi_update_bits(dev, ADRF6780_REG_ADC_CONTROL,
   146						ADRF6780_ADC_EN_MSK |
   147						ADRF6780_ADC_CLOCK_EN_MSK |
   148						ADRF6780_ADC_START_MSK,
   149						FIELD_PREP(ADRF6780_ADC_EN_MSK, 1) |
   150						FIELD_PREP(ADRF6780_ADC_CLOCK_EN_MSK, 1) |
   151						FIELD_PREP(ADRF6780_ADC_START_MSK, 1));
   152		if (ret)
   153			goto exit;
   154	
   155		usleep_range(200, 250);
   156	
   157		ret = adrf6780_spi_read(dev, ADRF6780_REG_ADC_OUTPUT, read_val);
   158		if (ret)
   159			goto exit;
   160	
 > 161		if (!(read_val & ADRF6780_ADC_STATUS_MSK)) {
   162			ret = -EINVAL;
   163			goto exit;
   164		}
   165	
   166		ret = adrf6780_spi_update_bits(dev, ADRF6780_REG_ADC_CONTROL,
   167						ADRF6780_ADC_START_MSK,
   168						FIELD_PREP(ADRF6780_ADC_START_MSK, 0));
   169		if (ret)
   170			goto exit;
   171	
   172		ret = adrf6780_spi_read(dev, ADRF6780_REG_ADC_OUTPUT, read_val);
   173	
   174	exit:
   175		mutex_unlock(&dev->lock);
   176		return ret;
   177	}
   178	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org