[drm-misc:drm-misc-next 10/29] drm_connector_test.c:undefined reference to `drm_hdmi_compute_mode_clock'

[drm-misc:drm-misc-next 10/29] drm_connector_test.c:undefined reference to `drm_hdmi_compute_mode_clock'

[kernel test robot]

tree:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
head:   c7ce956bb6d0f32ab921b6ffba1a6a834df96f21
commit: abb6f74973e20956d42e8227dde6fb4e92502c14 [10/29] drm/tests: Add HDMI TDMS character rate tests
config: arc-randconfig-002-20240529 (https://download.01.org/0day-ci/archive/20240529/202405290438.TOYhXMIn-lkp@intel.com/config)
compiler: arc-elf-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240529/202405290438.TOYhXMIn-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/202405290438.TOYhXMIn-lkp@intel.com/

All errors (new ones prefixed by >>):

   arc-elf-ld: drivers/gpu/drm/tests/drm_connector_test.o: in function `drm_test_connector_hdmi_compute_mode_clock_yuv422_12_bpc':
>> drm_connector_test.c:(.text+0x140): undefined reference to `drm_hdmi_compute_mode_clock'
>> arc-elf-ld: drm_connector_test.c:(.text+0x140): undefined reference to `drm_hdmi_compute_mode_clock'
   arc-elf-ld: drivers/gpu/drm/tests/drm_connector_test.o: in function `drm_test_connector_hdmi_compute_mode_clock_yuv422_10_bpc':
   drm_connector_test.c:(.text+0x288): undefined reference to `drm_hdmi_compute_mode_clock'
   arc-elf-ld: drm_connector_test.c:(.text+0x288): undefined reference to `drm_hdmi_compute_mode_clock'
   arc-elf-ld: drivers/gpu/drm/tests/drm_connector_test.o: in function `drm_test_connector_hdmi_compute_mode_clock_yuv422_8_bpc':
   drm_connector_test.c:(.text+0x3d0): undefined reference to `drm_hdmi_compute_mode_clock'
   arc-elf-ld: drivers/gpu/drm/tests/drm_connector_test.o:drm_connector_test.c:(.text+0x3d0): more undefined references to `drm_hdmi_compute_mode_clock' follow

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for DRM_DISPLAY_HDMI_STATE_HELPER
   Depends on [n]: HAS_IOMEM [=y] && DRM [=y] && DRM_DISPLAY_HELPER [=y] && DRM_DISPLAY_HDMI_HELPER [=n]
   Selected by [y]:
   - DRM_KUNIT_TEST [=y] && HAS_IOMEM [=y] && DRM [=y] && KUNIT [=y] && MMU [=y]

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