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@xxxxxxxxx> 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(<9611uxc->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@xxxxxxxxxxxx
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