[Intel-gfx] [PATCH 4/4] drm/dp_mst: Fix PBN divider calculation for UHBR rates

[kernel test robot]

Hi Imre,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm-tip/drm-tip]

url:    https://github.com/intel-lab-lkp/linux/commits/Imre-Deak/drm-i915-dp-Fix-UHBR-link-M-N-values/20231114-043135
base:   git://anongit.freedesktop.org/drm/drm-tip drm-tip
patch link:    https://lore.kernel.org/r/20231113201110.510724-4-imre.deak%40intel.com
patch subject: [PATCH 4/4] drm/dp_mst: Fix PBN divider calculation for UHBR rates
config: i386-buildonly-randconfig-002-20231114 (https://download.01.org/0day-ci/archive/20231114/202311140620.1gHQRb4g-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231114/202311140620.1gHQRb4g-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/202311140620.1gHQRb4g-lkp@intel.com/

All errors (new ones prefixed by >>):

   ld: drivers/gpu/drm/display/drm_dp_mst_topology.o: in function `drm_dp_get_vc_payload_bw':
>> drm_dp_mst_topology.c:(.text+0x931): undefined reference to `__udivdi3'

-- 
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https://github.com/intel/lkp-tests/wiki