Re: [PATCH v5 5/6] drm/ast: Add drm_panic support

[kernel test robot <lkp@intel.com>]

Hi Jocelyn,

kernel test robot noticed the following build warnings:

[auto build test WARNING on ffc253263a1375a65fa6c9f62a893e9767fbebfa]

url:    https://github.com/intel-lab-lkp/linux/commits/Jocelyn-Falempe/drm-format-helper-Add-drm_fb_blit_from_r1-and-drm_fb_fill/20231103-225824
base:   ffc253263a1375a65fa6c9f62a893e9767fbebfa
patch link:    https://lore.kernel.org/r/20231103145526.628138-6-jfalempe%40redhat.com
patch subject: [PATCH v5 5/6] drm/ast: Add drm_panic support
config: csky-randconfig-001-20231104 (https://download.01.org/0day-ci/archive/20231104/202311040239.qKjutDxj-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231104/202311040239.qKjutDxj-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311040239.qKjutDxj-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/gpu/drm/ast/ast_i2c.c:27:
>> drivers/gpu/drm/ast/ast_drv.h:508:35: warning: 'struct drm_scanout_buffer' declared inside parameter list will not be visible outside of this definition or declaration
     508 |                            struct drm_scanout_buffer *sb);
         |                                   ^~~~~~~~~~~~~~~~~~
--
   drivers/gpu/drm/ast/ast_mode.c: In function 'ast_get_scanout_buffer':
>> drivers/gpu/drm/ast/ast_mode.c:1940:26: warning: unused variable 'map' [-Wunused-variable]
    1940 |         struct iosys_map map;
         |                          ^~~


vim +508 drivers/gpu/drm/ast/ast_drv.h

   506	
   507	int ast_get_scanout_buffer(struct drm_device *dev,
 > 508				   struct drm_scanout_buffer *sb);
   509	

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