[PATCH v5 RESEND 2/2] ACPI: AGDI: Add support for Arm Generic Diagnostic Dump and Reset device

[kernel test robot]

Hi Ilkka,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on rafael-pm/linux-next]
[also build test WARNING on next-20220308]
[cannot apply to v5.17-rc7]
[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/Ilkka-Koskinen/ACPI-tables-Add-AGDI-to-the-list-of-known-table-signatures/20220304-142317
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20220309/202203091424.soyv4Ea1-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 11.2.0
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/004555056c85ab479f5f0ec4ffb80ab8c0619881
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Ilkka-Koskinen/ACPI-tables-Add-AGDI-to-the-list-of-known-table-signatures/20220304-142317
        git checkout 004555056c85ab479f5f0ec4ffb80ab8c0619881
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/acpi/arm64/

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

All warnings (new ones prefixed by >>):

>> drivers/acpi/arm64/agdi.c:22:13: warning: no previous prototype for 'acpi_agdi_init' [-Wmissing-prototypes]
      22 | void __init acpi_agdi_init(void)
         |             ^~~~~~~~~~~~~~


vim +/acpi_agdi_init +22 drivers/acpi/arm64/agdi.c

    21	
  > 22	void __init acpi_agdi_init(void)

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