Hi Johan, I love your patch! Yet something to improve: [auto build test ERROR on next-20220912] [also build test ERROR on v6.0-rc5] [cannot apply to drm-misc/drm-misc-next drm/drm-next drm-intel/for-linux-next drm-tip/drm-tip linus/master v6.0-rc5 v6.0-rc4 v6.0-rc3] [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/Johan-Hovold/drm-msm-probe-deferral-fixes/20220912-234351 base: 044b771be9c5de9d817dfafb829d2f049c71c3b4 config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20220913/202209130930.yrI8pQGL-lkp@xxxxxxxxx/config) compiler: arceb-elf-gcc (GCC) 12.1.0 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 # https://github.com/intel-lab-lkp/linux/commit/458c96e19570036b3dd6e48d91f0bf6f67b996fa git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Johan-Hovold/drm-msm-probe-deferral-fixes/20220912-234351 git checkout 458c96e19570036b3dd6e48d91f0bf6f67b996fa # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/gpu/drm/bridge/ti-sn65dsi86.c: In function 'ti_sn_aux_probe': >> drivers/gpu/drm/bridge/ti-sn65dsi86.c:632:50: error: passing argument 1 of 'devm_of_dp_aux_populate_ep_devices' from incompatible pointer type [-Werror=incompatible-pointer-types] 632 | ret = devm_of_dp_aux_populate_ep_devices(&pdata->aux); | ^~~~~~~~~~~ | | | struct drm_dp_aux * In file included from drivers/gpu/drm/bridge/ti-sn65dsi86.c:26: include/drm/display/drm_dp_aux_bus.h:64:69: note: expected 'struct device *' but argument is of type 'struct drm_dp_aux *' 64 | static inline int devm_of_dp_aux_populate_ep_devices(struct device *dev, struct drm_dp_aux *aux) | ~~~~~~~~~~~~~~~^~~ >> drivers/gpu/drm/bridge/ti-sn65dsi86.c:632:15: error: too few arguments to function 'devm_of_dp_aux_populate_ep_devices' 632 | ret = devm_of_dp_aux_populate_ep_devices(&pdata->aux); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/drm/display/drm_dp_aux_bus.h:64:19: note: declared here 64 | static inline int devm_of_dp_aux_populate_ep_devices(struct device *dev, struct drm_dp_aux *aux) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- drivers/gpu/drm/bridge/analogix/anx7625.c: In function 'anx7625_i2c_probe': >> drivers/gpu/drm/bridge/analogix/anx7625.c:2654:44: error: passing argument 1 of 'devm_of_dp_aux_populate_ep_devices' from incompatible pointer type [-Werror=incompatible-pointer-types] 2654 | devm_of_dp_aux_populate_ep_devices(&platform->aux); | ^~~~~~~~~~~~~~ | | | struct drm_dp_aux * In file included from drivers/gpu/drm/bridge/analogix/anx7625.c:24: include/drm/display/drm_dp_aux_bus.h:64:69: note: expected 'struct device *' but argument is of type 'struct drm_dp_aux *' 64 | static inline int devm_of_dp_aux_populate_ep_devices(struct device *dev, struct drm_dp_aux *aux) | ~~~~~~~~~~~~~~~^~~ >> drivers/gpu/drm/bridge/analogix/anx7625.c:2654:9: error: too few arguments to function 'devm_of_dp_aux_populate_ep_devices' 2654 | devm_of_dp_aux_populate_ep_devices(&platform->aux); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/drm/display/drm_dp_aux_bus.h:64:19: note: declared here 64 | static inline int devm_of_dp_aux_populate_ep_devices(struct device *dev, struct drm_dp_aux *aux) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/devm_of_dp_aux_populate_ep_devices +632 drivers/gpu/drm/bridge/ti-sn65dsi86.c 77674e722f4b27 Laurent Pinchart 2021-06-24 620 77674e722f4b27 Laurent Pinchart 2021-06-24 621 static int ti_sn_aux_probe(struct auxiliary_device *adev, 77674e722f4b27 Laurent Pinchart 2021-06-24 622 const struct auxiliary_device_id *id) 77674e722f4b27 Laurent Pinchart 2021-06-24 623 { 77674e722f4b27 Laurent Pinchart 2021-06-24 624 struct ti_sn65dsi86 *pdata = dev_get_drvdata(adev->dev.parent); 77674e722f4b27 Laurent Pinchart 2021-06-24 625 int ret; 77674e722f4b27 Laurent Pinchart 2021-06-24 626 77674e722f4b27 Laurent Pinchart 2021-06-24 627 pdata->aux.name = "ti-sn65dsi86-aux"; 77674e722f4b27 Laurent Pinchart 2021-06-24 628 pdata->aux.dev = &adev->dev; 77674e722f4b27 Laurent Pinchart 2021-06-24 629 pdata->aux.transfer = ti_sn_aux_transfer; 77674e722f4b27 Laurent Pinchart 2021-06-24 630 drm_dp_aux_init(&pdata->aux); 77674e722f4b27 Laurent Pinchart 2021-06-24 631 77674e722f4b27 Laurent Pinchart 2021-06-24 @632 ret = devm_of_dp_aux_populate_ep_devices(&pdata->aux); 77674e722f4b27 Laurent Pinchart 2021-06-24 633 if (ret) 77674e722f4b27 Laurent Pinchart 2021-06-24 634 return ret; 77674e722f4b27 Laurent Pinchart 2021-06-24 635 77674e722f4b27 Laurent Pinchart 2021-06-24 636 /* 77674e722f4b27 Laurent Pinchart 2021-06-24 637 * The eDP to MIPI bridge parts don't work until the AUX channel is 77674e722f4b27 Laurent Pinchart 2021-06-24 638 * setup so we don't add it in the main driver probe, we add it now. 77674e722f4b27 Laurent Pinchart 2021-06-24 639 */ 77674e722f4b27 Laurent Pinchart 2021-06-24 640 return ti_sn65dsi86_add_aux_device(pdata, &pdata->bridge_aux, "bridge"); 77674e722f4b27 Laurent Pinchart 2021-06-24 641 } 77674e722f4b27 Laurent Pinchart 2021-06-24 642 -- 0-DAY CI Kernel Test Service https://01.org/lkp