[PATCH V3 drm-dp 2/4] drm/hisilicon/hibmc: add dp link moduel in hibmc

[kernel test robot]

Hi Yongbang,

kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on linus/master v6.12-rc6 next-20241101]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Yongbang-Shi/drm-hisilicon-hibmc-add-dp-aux-in-hibmc/20241101-185648
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/20241101105028.2177274-3-shiyongbang%40huawei.com
patch subject: [PATCH V3 drm-dp 2/4] drm/hisilicon/hibmc: add dp link moduel in hibmc
config: csky-randconfig-r121-20241103 (https://download.01.org/0day-ci/archive/20241104/202411041559.WIfxRN6n-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 14.1.0
reproduce: (https://download.01.org/0day-ci/archive/20241104/202411041559.WIfxRN6n-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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202411041559.WIfxRN6n-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c:12:10: sparse: sparse: symbol 'link_rate_map' was not declared. Should it be static?

vim +/link_rate_map +12 drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c

    11	
  > 12	const u8 link_rate_map[] = {DP_LINK_BW_1_62, DP_LINK_BW_2_7,
    13				    DP_LINK_BW_5_4, DP_LINK_BW_8_1};
    14	

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