[PATCH v2 3/4] dmaengine: stm32-dma: add support to trigger STM32 MDMA

[kernel test robot]

Hi Amelie,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on atorgue-stm32/stm32-next]
[also build test WARNING on lwn-2.6/docs-next vkoul-dmaengine/next linus/master v5.19-rc6 next-20220715]
[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/Amelie-Delaunay/STM32-DMA-MDMA-chaining-feature/20220713-222358
base:   https://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32.git stm32-next
config: hexagon-buildonly-randconfig-r004-20220715 (https://download.01.org/0day-ci/archive/20220716/202207160125.oxFFO8ZQ-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 2da550140aa98cf6a3e96417c87f1e89e3a26047)
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/e1f4515659df0475a1e4d6dafd8559771c2b49b0
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Amelie-Delaunay/STM32-DMA-MDMA-chaining-feature/20220713-222358
        git checkout e1f4515659df0475a1e4d6dafd8559771c2b49b0
        # 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/dma/ drivers/iio/adc/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp at intel.com>

All warnings (new ones prefixed by >>):

>> drivers/dma/stm32-dma.c:211: warning: expecting prototype for struct stm32_dma_mdma_cfg. Prototype was for struct stm32_dma_mdma_config instead


vim +211 drivers/dma/stm32-dma.c

   199	
   200	/**
   201	 * struct stm32_dma_mdma_cfg - STM32 DMA MDMA configuration
   202	 * @stream_id: DMA request to trigger STM32 MDMA transfer
   203	 * @ifcr: DMA interrupt flag clear register address,
   204	 *        used by STM32 MDMA to clear DMA Transfer Complete flag
   205	 * @tcf: DMA Transfer Complete flag
   206	 */
   207	struct stm32_dma_mdma_config {
   208		u32 stream_id;
   209		u32 ifcr;
   210		u32 tcf;
 > 211	};
   212	

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