Hi Thomas, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [cannot apply to drm-misc/drm-misc-next v6.2 v6.2-rc8 v6.2-rc7 next-20230223 v6.2 next-20230223] [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/Thomas-Zimmermann/drm-gma500-Remove-unnecessary-include-statements/20230223-202205 patch link: https://lore.kernel.org/r/20230223121733.12549-7-tzimmermann%40suse.de patch subject: [PATCH 6/7] drm/gma500: Implement client-based fbdev emulation config: i386-randconfig-a004 (https://download.01.org/0day-ci/archive/20230224/202302240250.JspOgN9W-lkp@xxxxxxxxx/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) 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/d1c984af29e0c5219d353a4772527d233d1c1bcc git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Thomas-Zimmermann/drm-gma500-Remove-unnecessary-include-statements/20230223-202205 git checkout d1c984af29e0c5219d353a4772527d233d1c1bcc # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202302240250.JspOgN9W-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): In file included from drivers/gpu/drm/gma500/backlight.c:14: >> drivers/gpu/drm/gma500/psb_drv.h:620:6: warning: no previous prototype for function 'psb_fbdev_setup' [-Wmissing-prototypes] void psb_fbdev_setup(struct drm_psb_private *dev_priv) ^ drivers/gpu/drm/gma500/psb_drv.h:620:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void psb_fbdev_setup(struct drm_psb_private *dev_priv) ^ static 1 warning generated. -- In file included from drivers/gpu/drm/gma500/psb_irq.c:15: >> drivers/gpu/drm/gma500/psb_drv.h:620:6: warning: no previous prototype for function 'psb_fbdev_setup' [-Wmissing-prototypes] void psb_fbdev_setup(struct drm_psb_private *dev_priv) ^ drivers/gpu/drm/gma500/psb_drv.h:620:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void psb_fbdev_setup(struct drm_psb_private *dev_priv) ^ static drivers/gpu/drm/gma500/psb_irq.c:35:19: warning: unused function 'gma_pipe_event' [-Wunused-function] static inline u32 gma_pipe_event(int pipe) ^ 2 warnings generated. vim +/psb_fbdev_setup +620 drivers/gpu/drm/gma500/psb_drv.h 610 611 /* framebuffer */ 612 extern struct drm_framebuffer *psb_framebuffer_create(struct drm_device *dev, 613 const struct drm_mode_fb_cmd2 *mode_cmd, 614 struct drm_gem_object *obj); 615 616 /* fbdev */ 617 #if defined(CONFIG_DRM_FBDEV_EMULATION) 618 void psb_fbdev_setup(struct drm_psb_private *dev_priv); 619 #else > 620 void psb_fbdev_setup(struct drm_psb_private *dev_priv) 621 { } 622 #endif 623 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
