[PATCH v2 3/3] drm/bridge/lontium-lt9611uxc: move HPD notification out of IRQ handler

[kernel test robot]

Hi Dmitry,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next drm-tip/drm-tip linus/master v5.11-rc3 next-20210115]
[cannot apply to drm/drm-next]
[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/Dmitry-Baryshkov/drm-bridge-lontium-lt9611uxc-fix-handling-of-EDID-HPD/20210116-184620
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-a004-20210116 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project d7bc3b7ce23b664d6620cdc32370a8614523ca2f)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/cfb7e9605e8955217dcee379ef7cd41ebc1d0fad
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Dmitry-Baryshkov/drm-bridge-lontium-lt9611uxc-fix-handling-of-EDID-HPD/20210116-184620
        git checkout cfb7e9605e8955217dcee379ef7cd41ebc1d0fad
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/bridge/lontium-lt9611uxc.c:164:6: warning: no previous prototype for function 'lt9611uxc_hpd_work' [-Wmissing-prototypes]
   void lt9611uxc_hpd_work(struct work_struct *work)
        ^
   drivers/gpu/drm/bridge/lontium-lt9611uxc.c:164:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void lt9611uxc_hpd_work(struct work_struct *work)
   ^
   static 
   1 warning generated.


vim +/lt9611uxc_hpd_work +164 drivers/gpu/drm/bridge/lontium-lt9611uxc.c

   163	
 > 164	void lt9611uxc_hpd_work(struct work_struct *work)
   165	{
   166		struct lt9611uxc *lt9611uxc = container_of(work, struct lt9611uxc, work);
   167	
   168		if (lt9611uxc->connector.dev)
   169			drm_kms_helper_hotplug_event(lt9611uxc->connector.dev);
   170		else
   171			drm_bridge_hpd_notify(&lt9611uxc->bridge,
   172					      lt9611uxc->hdmi_connected ?
   173					      connector_status_connected :
   174					      connector_status_disconnected);
   175	}
   176	

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