[PATCH 2/2] drm/imx/lcdc: Implement DRM driver for imx21

[kernel test robot]

Hi "Uwe,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on shawnguo/for-next]
[also build test ERROR on robh/for-next pza/reset/next v5.17-rc1 next-20220128]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Uwe-Kleine-K-nig/drm-imx-lcdc-drm-driver-for-imx21-25-27/20220128-190002
base:   https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git for-next
config: arc-randconfig-r012-20220128 (https://download.01.org/0day-ci/archive/20220129/202201290646.48sNgWm1-lkp@intel.com/config)
compiler: arc-elf-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://github.com/0day-ci/linux/commit/cba99931972f752a7b3105a3697b0cda88fe54d4
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Uwe-Kleine-K-nig/drm-imx-lcdc-drm-driver-for-imx21-25-27/20220128-190002
        git checkout cba99931972f752a7b3105a3697b0cda88fe54d4
        # 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=arc distclean

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

All errors (new ones prefixed by >>):

>> scripts/Makefile.clean:15: drivers/gpu/drm/imx/imx21-lcdc/Makefile: No such file or directory
>> make[6]: *** No rule to make target 'drivers/gpu/drm/imx/imx21-lcdc/Makefile'.
   make[6]: Failed to remake makefile 'drivers/gpu/drm/imx/imx21-lcdc/Makefile'.
   make[5]: *** [scripts/Makefile.clean:68: drivers/gpu/drm/imx/imx21-lcdc] Error 2
   make[5]: Target '__clean' not remade because of errors.
   make[4]: *** [scripts/Makefile.clean:68: drivers/gpu/drm/imx] Error 2
   make[4]: Target '__clean' not remade because of errors.
   make[3]: *** [scripts/Makefile.clean:68: drivers/gpu/drm] Error 2
   make[3]: Target '__clean' not remade because of errors.
   make[2]: *** [scripts/Makefile.clean:68: drivers/gpu] Error 2
   make[2]: Target '__clean' not remade because of errors.
   make[1]: *** [Makefile:1838: _clean_drivers] Error 2
   make[1]: Target 'distclean' not remade because of errors.
   make: *** [Makefile:219: __sub-make] Error 2
   make: Target 'distclean' not remade because of errors.


vim +15 scripts/Makefile.clean

2315c6e4227815 Sam Ravnborg   2005-07-25  12  
2a691470345a00 Sam Ravnborg   2005-07-25  13  # The filename Kbuild has precedence over Makefile
db8c1a7b2ca25f Sam Ravnborg   2005-07-27  14  kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
db8c1a7b2ca25f Sam Ravnborg   2005-07-27 @15  include $(if $(wildcard $(kbuild-dir)/Kbuild), $(kbuild-dir)/Kbuild, $(kbuild-dir)/Makefile)
^1da177e4c3f41 Linus Torvalds 2005-04-16  16  

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