Hi Laurent,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on gpio/for-next]
[also build test ERROR on linus/master v5.10-rc5 next-20201124]
[cannot apply to powerpc/next tip/irq/core]
[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/Laurent-Vivier/powerpc-pseries-fix-MSI-X-IRQ-affinity-on-pseries/20201125-040537
base:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git for-next
config: parisc-randconfig-r014-20201124 (attached as .config)
compiler: hppa64-linux-gcc (GCC) 9.3.0
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/86de9fd2e4f360722119b69bb2269330ae9e1d54
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Laurent-Vivier/powerpc-pseries-fix-MSI-X-IRQ-affinity-on-pseries/20201125-040537
        git checkout 86de9fd2e4f360722119b69bb2269330ae9e1d54
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc 

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 >>):

   In file included from drivers/regulator/wm831x-dcdc.c:21:
   include/linux/mfd/wm831x/core.h: In function 'wm831x_irq':
>> include/linux/mfd/wm831x/core.h:424:9: error: too few arguments to function 'irq_create_mapping'
     424 |  return irq_create_mapping(wm831x->irq_domain, irq);
         |         ^~~~~~~~~~~~~~~~~~
   In file included from include/linux/acpi.h:13,
                    from include/linux/i2c.h:13,
                    from drivers/regulator/wm831x-dcdc.c:14:
   include/linux/irqdomain.h:387:21: note: declared here
     387 | extern unsigned int irq_create_mapping(struct irq_domain *host,
         |                     ^~~~~~~~~~~~~~~~~~
   In file included from drivers/regulator/wm831x-dcdc.c:21:
   include/linux/mfd/wm831x/core.h:425:1: error: control reaches end of non-void function [-Werror=return-type]
     425 | }
         | ^
   cc1: some warnings being treated as errors

vim +/irq_create_mapping +424 include/linux/mfd/wm831x/core.h

7d4d0a3e7343e31 Mark Brown 2009-07-27  421  
cd99758ba3bde64 Mark Brown 2012-05-14  422  static inline int wm831x_irq(struct wm831x *wm831x, int irq)
cd99758ba3bde64 Mark Brown 2012-05-14  423  {
cd99758ba3bde64 Mark Brown 2012-05-14 @424  	return irq_create_mapping(wm831x->irq_domain, irq);
cd99758ba3bde64 Mark Brown 2012-05-14  425  }
cd99758ba3bde64 Mark Brown 2012-05-14  426  

---
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