[drm-intel:topic/drm-misc 23/26] include/drm/drm_fb_cma_helper.h:45:13: warning: 'struct drm_plane_state' declared inside parameter list will not be visible outside of this definition or declaration

[kbuild test robot <fengguang.wu@intel.com>]

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tree:   git://anongit.freedesktop.org/drm-intel topic/drm-misc
head:   35cf03508d8466ecc5199c9d609e74e85bec785b
commit: 14d7f96f90fb65c2ca0e0ac7df237e06ff001c29 [23/26] drm/fb_cma_helper: Add drm_fb_cma_prepare_fb() helper
config: i386-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        git checkout 14d7f96f90fb65c2ca0e0ac7df237e06ff001c29
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   In file included from drivers/gpu/drm/vc4/vc4_drv.c:18:0:
>> include/drm/drm_fb_cma_helper.h:45:13: warning: 'struct drm_plane_state' declared inside parameter list will not be visible outside of this definition or declaration
         struct drm_plane_state *state);
                ^~~~~~~~~~~~~~~
>> include/drm/drm_fb_cma_helper.h:44:34: warning: 'struct drm_plane' declared inside parameter list will not be visible outside of this definition or declaration
    int drm_fb_cma_prepare_fb(struct drm_plane *plane,
                                     ^~~~~~~~~

vim +45 include/drm/drm_fb_cma_helper.h

    38	struct drm_framebuffer *drm_fb_cma_create(struct drm_device *dev,
    39		struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd);
    40	
    41	struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb,
    42		unsigned int plane);
    43	
  > 44	int drm_fb_cma_prepare_fb(struct drm_plane *plane,
  > 45				  struct drm_plane_state *state);
    46	
    47	#ifdef CONFIG_DEBUG_FS
    48	struct seq_file;

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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