[mingo-tip:sched/headers 1767/2340] arch/mips/lantiq/xway/dma.c:284:34: error: array type has incomplete element type 'struct of_device_id'

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

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers
head:   97c5eeb4de3ad324ed2a4656b46465299cfd010a
commit: 4d3d857e45b20f83f7a1902118be9158f7e62ef3 [1767/2340] headers/deps: of: Optimize <linux/of_types.h> dependencies
config: mips-xway_defconfig (https://download.01.org/0day-ci/archive/20220224/202202240941.VUAMJLNZ-lkp@intel.com/config)
compiler: mips-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/mingo/tip.git/commit/?id=4d3d857e45b20f83f7a1902118be9158f7e62ef3
        git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git
        git fetch --no-tags mingo-tip sched/headers
        git checkout 4d3d857e45b20f83f7a1902118be9158f7e62ef3
        # 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=mips 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 >>):

>> arch/mips/lantiq/xway/dma.c:284:34: error: array type has incomplete element type 'struct of_device_id'
     284 | static const struct of_device_id dma_match[] = {
         |                                  ^~~~~~~~~
   arch/mips/lantiq/xway/dma.c:298:1: warning: no previous prototype for 'dma_init' [-Wmissing-prototypes]
     298 | dma_init(void)
         | ^~~~~~~~
   arch/mips/lantiq/xway/dma.c:284:34: warning: 'dma_match' defined but not used [-Wunused-variable]
     284 | static const struct of_device_id dma_match[] = {
         |                                  ^~~~~~~~~


vim +284 arch/mips/lantiq/xway/dma.c

dfec1a827d2bdc John Crispin 2011-05-06  283  
ddd4eeca961cc6 John Crispin 2012-04-12 @284  static const struct of_device_id dma_match[] = {
ddd4eeca961cc6 John Crispin 2012-04-12  285  	{ .compatible = "lantiq,dma-xway" },
ddd4eeca961cc6 John Crispin 2012-04-12  286  	{},
ddd4eeca961cc6 John Crispin 2012-04-12  287  };
ddd4eeca961cc6 John Crispin 2012-04-12  288  

:::::: The code at line 284 was first introduced by commit
:::::: ddd4eeca961cc6b1d57e0ca2f264403d690b6882 MIPS: lantiq: convert dma to platform driver

:::::: TO: John Crispin <blogic@openwrt.org>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
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