Hi AngeloGioacchino, kernel test robot noticed the following build errors: [auto build test ERROR on robh/for-next] [also build test ERROR on linus/master v6.10-rc3 next-20240611] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/AngeloGioacchino-Del-Regno/dt-bindings-display-mediatek-Add-OF-graph-support-for-board-path/20240611-163327 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/20240611082831.477566-4-angelogioacchino.delregno%40collabora.com patch subject: [PATCH v6 3/3] drm/mediatek: Implement OF graphs support for display paths config: arm64-defconfig (https://download.01.org/0day-ci/archive/20240612/202406120316.VAGmVBWN-lkp@xxxxxxxxx/config) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240612/202406120316.VAGmVBWN-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202406120316.VAGmVBWN-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): drivers/gpu/drm/mediatek/mtk_dpi.c: In function 'mtk_dpi_bridge_attach': >> drivers/gpu/drm/mediatek/mtk_dpi.c:711:31: error: 'dsi' undeclared (first use in this function); did you mean 'dpi'? 711 | ret = PTR_ERR(dsi->next_bridge); | ^~~ | dpi drivers/gpu/drm/mediatek/mtk_dpi.c:711:31: note: each undeclared identifier is reported only once for each function it appears in vim +711 drivers/gpu/drm/mediatek/mtk_dpi.c 702 703 static int mtk_dpi_bridge_attach(struct drm_bridge *bridge, 704 enum drm_bridge_attach_flags flags) 705 { 706 struct mtk_dpi *dpi = bridge_to_dpi(bridge); 707 int ret; 708 709 dpi->next_bridge = devm_drm_of_get_bridge(dpi->dev, dpi->dev->of_node, 1, -1); 710 if (IS_ERR(dpi->next_bridge)) { > 711 ret = PTR_ERR(dsi->next_bridge); 712 if (ret == -EPROBE_DEFER) 713 return ret; 714 715 /* Old devicetree has only one endpoint */ 716 dpi->next_bridge = devm_drm_of_get_bridge(dpi->dev, dpi->dev->of_node, 0, 0); 717 if (IS_ERR(dpi->next_bridge)) 718 return dev_err_probe(dpi->dev, PTR_ERR(dpi->next_bridge), 719 "Failed to get bridge\n"); 720 } 721 722 return drm_bridge_attach(bridge->encoder, dpi->next_bridge, 723 &dpi->bridge, flags); 724 } 725 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
