[chrome-os:chromeos-5.10 30/33] drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:79:18: warning: no previous prototype for 'get_comp_merge2'

[chrome-os:chromeos-5.10 30/33] drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:79:18: warning: no previous prototype for 'get_comp_merge2'

[kernel test robot]

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tree:   https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.10
head:   172393732d017709da7223535c9190808243c3b8
commit: 83b70f34d1c3c0e3de6ecba0db0c3ecc61c3fa41 [30/33] BACKPORT: FROMLIST: media: platform: mtk-mdp3: add chip independence architecture
config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20211207/202112071933.HAlNMMtp-lkp(a)intel.com/config)
compiler: alpha-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
        git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel
        git fetch --no-tags chrome-os chromeos-5.10
        git checkout 83b70f34d1c3c0e3de6ecba0db0c3ecc61c3fa41
        # 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=alpha SHELL=/bin/bash drivers/media/platform/mtk-mdp3/

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

All warnings (new ones prefixed by >>):

>> drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:79:18: warning: no previous prototype for 'get_comp_merge2' [-Wmissing-prototypes]
      79 | enum mdp_comp_id get_comp_merge2(void)
         |                  ^~~~~~~~~~~~~~~
>> drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:84:18: warning: no previous prototype for 'get_comp_merge3' [-Wmissing-prototypes]
      84 | enum mdp_comp_id get_comp_merge3(void)
         |                  ^~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for SND_AMD_ACP_CONFIG
   Depends on SOUND && !UML && SND && SND_SOC && SND_SOC_ACPI
   Selected by
   - SND_SOC_SOF_AMD_COMMON && SOUND && !UML && SND && SND_SOC && SND_SOC_SOF_TOPLEVEL && SND_SOC_SOF_AMD_TOPLEVEL


vim +/get_comp_merge2 +79 drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c

    78	
  > 79	enum mdp_comp_id get_comp_merge2(void)
    80	{
    81		return comp_list.merge2;
    82	}
    83	
  > 84	enum mdp_comp_id get_comp_merge3(void)
    85	{
    86		return comp_list.merge3;
    87	}
    88	

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