drivers/gpu/drm/amd/amdgpu/../display/dc/dcn303/dcn303_init.c:30:6: warning: no previous prototype for 'dcn303_hw_sequencer_construct'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   923dcc5eb0c111eccd51cc7ce1658537e3c38b25
commit: cd6d421e3d1ad5926b74091254e345db730e7706 drm/amd/display: Initial DC support for Beige Goby
date:   6 months ago
config: x86_64-randconfig-m001-20211109 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cd6d421e3d1ad5926b74091254e345db730e7706
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout cd6d421e3d1ad5926b74091254e345db730e7706
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn303/dcn303_init.c:30:6: warning: no previous prototype for 'dcn303_hw_sequencer_construct' [-Wmissing-prototypes]
      30 | void dcn303_hw_sequencer_construct(struct dc *dc)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/dcn303_hw_sequencer_construct +30 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn303/dcn303_init.c

    29	
  > 30	void dcn303_hw_sequencer_construct(struct dc *dc)

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

Attachment: .config.gz
Description: application/gzip