linux-kernel - undefined reference to `v4l2_fwnode_endpoint

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Date:   Mon, 28 Mar 2022 07:01:53 +0800
From:   kernel test robot <lkp@...el.com>
To:     Marek Vasut <marex@...x.de>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Michael Tretter <m.tretter@...gutronix.de>
Subject: undefined reference to `v4l2_fwnode_endpoint_parse'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   50d602d81f35621042fa0cdae25808662caffda8
commit: 51ef2be546e2e480e56fdb59fdeb9a4406e8d52e media: i2c: isl7998x: Add driver for Intersil ISL7998x
date:   3 weeks ago
config: microblaze-randconfig-r025-20220328 (https://download.01.org/0day-ci/archive/20220328/202203280727.KWAptOyZ-lkp@intel.com/config)
compiler: microblaze-linux-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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=51ef2be546e2e480e56fdb59fdeb9a4406e8d52e
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 51ef2be546e2e480e56fdb59fdeb9a4406e8d52e
        # 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=microblaze SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   microblaze-linux-ld: drivers/media/i2c/isl7998x.o: in function `isl7998x_probe':
>> (.text+0x8f4): undefined reference to `v4l2_fwnode_endpoint_parse'

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp