[lkundrak-linux-mmp:lr/ariel 5/41] drivers/gpu/drm/i2c/hx8837.c:471:9: error: too few arguments to function 'priv->panel->funcs->get_modes'

[lkundrak-linux-mmp:lr/ariel 5/41] drivers/gpu/drm/i2c/hx8837.c:471:9: error: too few arguments to function 'priv->panel->funcs->get_modes'

[kernel test robot]

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tree:   git://git.kernel.org/pub/scm/linux/kernel/git/lkundrak/linux-mmp.git lr/ariel
head:   551dcc39c19e9fe56fe48a92ae52f31367ed8dd0
commit: 3e76766cc78ce69dce80dba27d3aca54e68bdf45 [5/41] Merge remote-tracking branch 'xo/lr/olpc-xo175-fixes5-drm' into merged
config: arc-allyesconfig (attached as .config)
compiler: arc-elf-gcc (GCC) 9.3.0
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 checkout 3e76766cc78ce69dce80dba27d3aca54e68bdf45
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc 

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

Note: the lkundrak-linux-mmp/lr/ariel HEAD 551dcc39c19e9fe56fe48a92ae52f31367ed8dd0 builds fine.
      It only hurts bisectibility.

All error/warnings (new ones prefixed by >>, old ones prefixed by <<):

drivers/gpu/drm/i2c/hx8837.c: In function 'hx8837_connector_get_modes':
>> drivers/gpu/drm/i2c/hx8837.c:471:9: error: too few arguments to function 'priv->panel->funcs->get_modes'
471 |  return priv->panel->funcs->get_modes(priv->panel);
|         ^~~~
>> drivers/gpu/drm/i2c/hx8837.c:472:1: warning: control reaches end of non-void function [-Wreturn-type]
472 | }
| ^
At top level:
drivers/gpu/drm/i2c/hx8837.c:739:12: warning: 'hx8837_resume' defined but not used [-Wunused-function]
739 | static int hx8837_resume(struct device *dev)
|            ^~~~~~~~~~~~~
drivers/gpu/drm/i2c/hx8837.c:729:12: warning: 'hx8837_suspend' defined but not used [-Wunused-function]
729 | static int hx8837_suspend(struct device *dev)
|            ^~~~~~~~~~~~~~

vim +471 drivers/gpu/drm/i2c/hx8837.c

7343a41fc803d40 Lubomir Rintel 2018-09-11  466  
7343a41fc803d40 Lubomir Rintel 2018-09-11  467  static int hx8837_connector_get_modes(struct drm_connector *connector)
7343a41fc803d40 Lubomir Rintel 2018-09-11  468  {
7343a41fc803d40 Lubomir Rintel 2018-09-11  469  	struct hx8837_priv *priv = container_of(connector, struct hx8837_priv, connector);
7343a41fc803d40 Lubomir Rintel 2018-09-11  470  
7343a41fc803d40 Lubomir Rintel 2018-09-11 @471  	return priv->panel->funcs->get_modes(priv->panel);
7343a41fc803d40 Lubomir Rintel 2018-09-11 @472  }
7343a41fc803d40 Lubomir Rintel 2018-09-11  473  

:::::: The code at line 471 was first introduced by commit
:::::: 7343a41fc803d403df5baf0743061bed74efedc8 drm/i2c: hx8837: add a Himax HX8837 display controller driver

:::::: TO: Lubomir Rintel <lkundrak@v3.sk>
:::::: CC: Lubomir Rintel <lkundrak@v3.sk>

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

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