Re: [PATCH 2/2] firmware: arm_scmi: Support 'reg-io-width' property for shared memory

[kernel test robot]

Hi Florian,

kernel test robot noticed the following build errors:

[auto build test ERROR on next-20240809]
[cannot apply to robh/for-next soc/for-next linus/master v6.11-rc2 v6.11-rc1 v6.10 v6.11-rc2]
[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/Florian-Fainelli/dt-bindings-sram-Document-reg-io-width-property/20240811-055659
base:   next-20240809
patch link:    https://lore.kernel.org/r/20240810214621.14417-3-florian.fainelli%40broadcom.com
patch subject: [PATCH 2/2] firmware: arm_scmi: Support 'reg-io-width' property for shared memory
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20240811/202408112013.dn8y7Fg4-lkp@xxxxxxxxx/config)
compiler: sh4-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240811/202408112013.dn8y7Fg4-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408112013.dn8y7Fg4-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   drivers/firmware/arm_scmi/shmem.c: In function 'shmem_tx_prepare':
>> drivers/firmware/arm_scmi/shmem.c:39:17: error: implicit declaration of function 'iowrite64'; did you mean 'iowrite32'? [-Wimplicit-function-declaration]
      39 |                 iowrite##s(((u##s *)(xfer->tx.buf))[i / shmem_io_width],        \
         |                 ^~~~~~~
   drivers/firmware/arm_scmi/shmem.c:98:25: note: in expansion of macro '__shmem_copy_toio_tpl'
      98 |                         __shmem_copy_toio_tpl(64);
         |                         ^~~~~~~~~~~~~~~~~~~~~


vim +39 drivers/firmware/arm_scmi/shmem.c

    36	
    37	#define __shmem_copy_toio_tpl(s)			\
    38		for (unsigned int i = 0; i < xfer->tx.len; i += shmem_io_width)		\
  > 39			iowrite##s(((u##s *)(xfer->tx.buf))[i / shmem_io_width],	\
    40				   shmem->msg_payload + i);
    41	

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