Hi "kernel test robot", Thanks for the reviews. On Thu, 2022-04-14 at 23:31 +0800, kernel test robot wrote: > Hi "jason-jh.lin", > > Thank you for the patch! Perhaps something to improve: > > [auto build test WARNING on drm/drm-next] > [also build test WARNING on robh/for-next krzk/for-next linus/master > v5.18-rc2 next-20220414] > [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://urldefense.com/v3/__https://git-scm.com/docs/git-format-patch__;!!CTRNKA9wMg0ARbw!1fp3H7fjidBzBzfT64rjyCv4-HN-czQi_52IEZTo18hsph4srdLAEfrGamKBaGS9DHJM$ > ] > > url: > https://urldefense.com/v3/__https://github.com/intel-lab-lkp/linux/commits/jason-jh-lin/Add-Mediatek-Soc-DRM-vdosys0-support-for-mt8195/20220412-183359__;!!CTRNKA9wMg0ARbw!1fp3H7fjidBzBzfT64rjyCv4-HN-czQi_52IEZTo18hsph4srdLAEfrGamKBaP5NY9rw$ > > base: git://anongit.freedesktop.org/drm/drm drm-next > config: arm64-buildonly-randconfig-r001-20220413 ( > https://urldefense.com/v3/__https://download.01.org/0day-ci/archive/20220414/202204142333.qXgcGMI1-lkp@xxxxxxxxx/config__;!!CTRNKA9wMg0ARbw!1fp3H7fjidBzBzfT64rjyCv4-HN-czQi_52IEZTo18hsph4srdLAEfrGamKBaMatHhNq$ > ) > compiler: clang version 15.0.0 ( > https://urldefense.com/v3/__https://github.com/llvm/llvm-project__;!!CTRNKA9wMg0ARbw!1fp3H7fjidBzBzfT64rjyCv4-HN-czQi_52IEZTo18hsph4srdLAEfrGamKBaED4pz5K$ > $ 6b7e6ea489f6dd45a9b0da9ac20871560917b9b0) > reproduce (this is a W=1 build): > wget > https://urldefense.com/v3/__https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross__;!!CTRNKA9wMg0ARbw!1fp3H7fjidBzBzfT64rjyCv4-HN-czQi_52IEZTo18hsph4srdLAEfrGamKBaGF0WqUy$ > -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # install arm64 cross compiling tool for clang build > # apt-get install binutils-aarch64-linux-gnu > # > https://urldefense.com/v3/__https://github.com/intel-lab-lkp/linux/commit/7c175317aa80bbc885609a730214448147a46b47__;!!CTRNKA9wMg0ARbw!1fp3H7fjidBzBzfT64rjyCv4-HN-czQi_52IEZTo18hsph4srdLAEfrGamKBaN_w7rr0$ > > git remote add linux-review > https://urldefense.com/v3/__https://github.com/intel-lab-lkp/linux__;!!CTRNKA9wMg0ARbw!1fp3H7fjidBzBzfT64rjyCv4-HN-czQi_52IEZTo18hsph4srdLAEfrGamKBaMen_Lno$ > > git fetch --no-tags linux-review jason-jh-lin/Add-Mediatek- > Soc-DRM-vdosys0-support-for-mt8195/20220412-183359 > git checkout 7c175317aa80bbc885609a730214448147a46b47 > # save the config file to linux build tree > mkdir build_dir > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross > W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/gpu/drm/mediatek/ > > 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/mediatek/mtk_drm_drv.c:707:15: warning: cast to > smaller integer type 'enum mtk_ddp_comp_type' from 'const void *' [- > Wvoid-pointer-to-enum-cast] > comp_type = (enum mtk_ddp_comp_type)of_id->data; > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ I can't reproduce this build warning in my platform, but I'd found the same warning fixed patch: 20210928154620.11181-4-cgzones@xxxxxxxxxxxxxx It should not be fixed at this series. So I'll fixed this warning in another fixed patch. > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c:203:42: warning: unused > > > variable 'mt2701_mmsys_match_data' [-Wunused-const-variable] > > static const struct mtk_mmsys_match_data mt2701_mmsys_match_data = > { > ^ > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c:218:42: warning: unused > > > variable 'mt7623_mmsys_match_data' [-Wunused-const-variable] > > static const struct mtk_mmsys_match_data mt7623_mmsys_match_data = > { > ^ > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c:234:42: warning: unused > > > variable 'mt2712_mmsys_match_data' [-Wunused-const-variable] > > static const struct mtk_mmsys_match_data mt2712_mmsys_match_data = > { > ^ > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c:246:42: warning: unused > > > variable 'mt8167_mmsys_match_data' [-Wunused-const-variable] > > static const struct mtk_mmsys_match_data mt8167_mmsys_match_data = > { > ^ > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c:260:42: warning: unused > > > variable 'mt8173_mmsys_match_data' [-Wunused-const-variable] > > static const struct mtk_mmsys_match_data mt8173_mmsys_match_data = > { > ^ > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c:274:42: warning: unused > > > variable 'mt8183_mmsys_match_data' [-Wunused-const-variable] > > static const struct mtk_mmsys_match_data mt8183_mmsys_match_data = > { > ^ > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c:288:42: warning: unused > > > variable 'mt8192_mmsys_match_data' [-Wunused-const-variable] > > static const struct mtk_mmsys_match_data mt8192_mmsys_match_data = > { > ^ > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c:305:42: warning: unused > > > variable 'mt8195_mmsys_match_data' [-Wunused-const-variable] > > static const struct mtk_mmsys_match_data mt8195_mmsys_match_data = > { Oh, I forgot to replace the driver_data to match_data in mtk_drm_of_ids table. I'll fix them at the next version. Regards, Jason-JH.Lin