Hi Dmitry, Thank you for the patch! Yet something to improve: [auto build test ERROR on drm/drm-next] [cannot apply to v5.17 next-20220323] [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-msm-rework-MDSS-drivers/20220323-172654 base: git://anongit.freedesktop.org/drm/drm drm-next config: nios2-randconfig-p002-20220323 (https://download.01.org/0day-ci/archive/20220323/202203232120.4EJF1VFq-lkp@xxxxxxxxx/config) compiler: nios2-linux-gcc (GCC) 11.2.0 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/0day-ci/linux/commit/5484d7bfa709bbe2cd2cbb3b9959190d7a025c16 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Dmitry-Baryshkov/drm-msm-rework-MDSS-drivers/20220323-172654 git checkout 5484d7bfa709bbe2cd2cbb3b9959190d7a025c16 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/gpu/drm/msm/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from include/linux/device/driver.h:21, from include/linux/device.h:32, from include/linux/acpi.h:15, from include/linux/irqchip.h:14, from drivers/gpu/drm/msm/msm_mdss.c:8: >> drivers/gpu/drm/msm/msm_mdss.c:403:25: error: 'dt_match' undeclared here (not in a function); did you mean 'dr_match_t'? 403 | MODULE_DEVICE_TABLE(of, dt_match); | ^~~~~~~~ include/linux/module.h:244:15: note: in definition of macro 'MODULE_DEVICE_TABLE' 244 | extern typeof(name) __mod_##type##__##name##_device_table \ | ^~~~ >> include/linux/module.h:244:21: error: '__mod_of__dt_match_device_table' aliased to undefined symbol 'dt_match' 244 | extern typeof(name) __mod_##type##__##name##_device_table \ | ^~~~~~ drivers/gpu/drm/msm/msm_mdss.c:403:1: note: in expansion of macro 'MODULE_DEVICE_TABLE' 403 | MODULE_DEVICE_TABLE(of, dt_match); | ^~~~~~~~~~~~~~~~~~~ vim +403 drivers/gpu/drm/msm/msm_mdss.c 390 391 static const struct of_device_id mdss_dt_match[] = { 392 { .compatible = "qcom,mdss", .data = (void *)KMS_MDP5 }, 393 { .compatible = "qcom,msm8998-mdss", .data = (void *)KMS_DPU }, 394 { .compatible = "qcom,qcm2290-mdss", .data = (void *)KMS_DPU }, 395 { .compatible = "qcom,sdm845-mdss", .data = (void *)KMS_DPU }, 396 { .compatible = "qcom,sc7180-mdss", .data = (void *)KMS_DPU }, 397 { .compatible = "qcom,sc7280-mdss", .data = (void *)KMS_DPU }, 398 { .compatible = "qcom,sc8180x-mdss", .data = (void *)KMS_DPU }, 399 { .compatible = "qcom,sm8150-mdss", .data = (void *)KMS_DPU }, 400 { .compatible = "qcom,sm8250-mdss", .data = (void *)KMS_DPU }, 401 {} 402 }; > 403 MODULE_DEVICE_TABLE(of, dt_match); 404 -- 0-DAY CI Kernel Test Service https://01.org/lkp