[drm-misc:drm-misc-next 3/5] analogix_dp_core.c:undefined reference to `drm_dp_dpcd_read'

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

tree:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
head:   032a125904995985334766911de9e26ee2bbd646
commit: adb9d5a2cc77e8aefe98fe4c11656c5b7025c248 [3/5] drm/dp: Move DisplayPort helpers into separate helper module
config: arm-exynos_defconfig (https://download.01.org/0day-ci/archive/20220118/202201180232.qDi3QkrX-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add drm-misc git://anongit.freedesktop.org/drm/drm-misc
        git fetch --no-tags drm-misc drm-misc-next
        git checkout adb9d5a2cc77e8aefe98fe4c11656c5b7025c248
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   arm-linux-gnueabi-ld: drivers/gpu/drm/panel/panel-edp.o: in function `panel_edp_probe':
   panel-edp.c:(.text+0xf2c): undefined reference to `drm_panel_dp_aux_backlight'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_set_enhanced_mode':
>> analogix_dp_core.c:(.text+0x1e4): undefined reference to `drm_dp_dpcd_read'
>> arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x20c): undefined reference to `drm_dp_dpcd_read'
>> arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x284): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x2b0): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x2e4): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_bind':
>> analogix_dp_core.c:(.text+0x624): undefined reference to `drm_dp_aux_register'
>> arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x6a0): undefined reference to `drm_dp_aux_unregister'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_stop_crc':
>> analogix_dp_core.c:(.text+0x6c8): undefined reference to `drm_dp_stop_crc'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_start_crc':
>> analogix_dp_core.c:(.text+0x7c4): undefined reference to `drm_dp_start_crc'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_link_start':
>> analogix_dp_core.c:(.text+0x868): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x928): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x95c): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_reduce_link_rate':
   analogix_dp_core.c:(.text+0xa94): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_process_clock_recovery':
   analogix_dp_core.c:(.text+0xb08): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0xb24): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0xb9c): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0xbf0): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_unbind':
>> analogix_dp_core.c:(.text+0x13b8): undefined reference to `drm_dp_aux_unregister'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_process_equalizer_training':
   analogix_dp_core.c:(.text+0x1420): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1484): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x14a0): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1538): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x160c): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1664): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_full_link_train':
   analogix_dp_core.c:(.text+0x1738): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1754): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_commit':
   analogix_dp_core.c:(.text+0x1968): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1a9c): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1ae0): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1b54): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1b94): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1bc4): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1bf0): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x1c1c): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_bridge_atomic_enable':
   analogix_dp_core.c:(.text+0x1ffc): undefined reference to `drm_dp_dpcd_write'
   arm-linux-gnueabi-ld: analogix_dp_core.c:(.text+0x2068): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_bridge_atomic_post_disable':
   analogix_dp_core.c:(.text+0x25a0): undefined reference to `drm_dp_dpcd_read'
   arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_reg.o: in function `analogix_dp_send_psr_spd':
>> analogix_dp_reg.c:(.text+0x1658): undefined reference to `drm_dp_dpcd_read'
>> arm-linux-gnueabi-ld: analogix_dp_reg.c:(.text+0x16e0): undefined reference to `drm_dp_dpcd_read'

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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org