[PATCH 1/4] drm: allow drm_atomic_print_state() to accept any drm_printer

[kernel test robot]

Hi Abhinav,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on drm-exynos/exynos-drm-next]
[also build test WARNING on drm-intel/for-linux-next tegra-drm/drm/tegra/for-next drm-tip/drm-tip linus/master v5.10-rc1 next-20201026]
[cannot apply to drm/drm-next]
[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/Abhinav-Kumar/Add-devcoredump-support-for-DPU/20201022-130507
base:   https://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos.git exynos-drm-next
config: mips-randconfig-r014-20201026 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project f2c25c70791de95d2466e09b5b58fc37f6ccd7a4)
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
        # install mips cross compiling tool for clang build
        # apt-get install binutils-mips-linux-gnu
        # https://github.com/0day-ci/linux/commit/76add8f28420cad0b0d2977abed6e031ef307f32
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Abhinav-Kumar/Add-devcoredump-support-for-DPU/20201022-130507
        git checkout 76add8f28420cad0b0d2977abed6e031ef307f32
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips 

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 >>):

   In file included from drivers/gpu/drm/selftests/test-drm_framebuffer.c:12:
>> drivers/gpu/drm/selftests/../drm_crtc_internal.h:238:10: warning: declaration of 'struct drm_printer' will not be visible outside of this function [-Wvisibility]
                   struct drm_printer *p);
                          ^
   1 warning generated.

vim +238 drivers/gpu/drm/selftests/../drm_crtc_internal.h

   231	
   232	int __drm_atomic_helper_disable_plane(struct drm_plane *plane,
   233					      struct drm_plane_state *plane_state);
   234	int __drm_atomic_helper_set_config(struct drm_mode_set *set,
   235					   struct drm_atomic_state *state);
   236	
   237	void drm_atomic_print_state(const struct drm_atomic_state *state,
 > 238			struct drm_printer *p);
   239	

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