Re: [PATCH v5 4/4] iio: adc: ad4080: add support for AD4880 dual-channel ADC

[David Lechner <dlechner@baylibre.com>]

On 3/7/26 11:11 AM, kernel test robot wrote:
> Hi Antoniu,
> 
> kernel test robot noticed the following build errors:
> 
> [auto build test ERROR on v7.0-rc2]
> [also build test ERROR on linus/master]
> [cannot apply to jic23-iio/togreg next-20260306]
> [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/Antoniu-Miclaus/iio-backend-use-__free-fwnode_handle-for-automatic-cleanup/20260305-194647
> base:   v7.0-rc2
> patch link:    https://lore.kernel.org/r/20260305113756.47243-5-antoniu.miclaus%40analog.com
> patch subject: [PATCH v5 4/4] iio: adc: ad4080: add support for AD4880 dual-channel ADC
> config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20260308/202603080146.6a7IzS7i-lkp@intel.com/config)
> compiler: sh4-linux-gcc (GCC) 15.2.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260308/202603080146.6a7IzS7i-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 <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202603080146.6a7IzS7i-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
>    drivers/iio/adc/ad4080.c: In function 'ad4080_probe':
>>> drivers/iio/adc/ad4080.c:739:31: error: implicit declaration of function 'devm_spi_new_ancillary_device'; did you mean 'spi_new_ancillary_device'? [-Wimplicit-function-declaration]
>      739 |                 st->spi[ch] = devm_spi_new_ancillary_device(spi,
>          |                               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>          |                               spi_new_ancillary_device
>>> drivers/iio/adc/ad4080.c:739:29: error: assignment to 'struct spi_device *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
>      739 |                 st->spi[ch] = devm_spi_new_ancillary_device(spi,
>          |                             ^
> 
> 
The cover letter of the series should call out the dependency on the
SPI patches that have already been picked up.

There is even a git format for this that the bots understand to avoid
messages like this.