Hi Thomas, kernel test robot noticed the following build warnings:
[auto build test WARNING on drm-misc/drm-misc-next] [also build test WARNING on drm-intel/for-linux-next drm-intel/for-linux-next-fixes linus/master v6.7-rc3 next-20231128] [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-atomic-helpers-Invoke-end_fb_access-while-owning-plane-state/20231128-170429 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/20231128090158.15564-1-tzimmermann%40suse.de patch subject: [PATCH v3] drm/atomic-helpers: Invoke end_fb_access while owning plane state config: i386-buildonly-randconfig-002-20231128 (https://download.01.org/0day-ci/archive/20231128/202311282308.nzrbqkpt-...@intel.com/config) compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231128/202311282308.nzrbqkpt-...@intel.com/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 <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202311282308.nzrbqkpt-...@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/drm_atomic_helper.c:2665: warning: Function parameter or >> member 'state' not described in 'drm_atomic_helper_unprepare_planes' >> drivers/gpu/drm/drm_atomic_helper.c:2665: warning: Excess function parameter >> 'old_state' description in 'drm_atomic_helper_unprepare_planes' vim +2665 drivers/gpu/drm/drm_atomic_helper.c 2652 2653 /** 2654 * drm_atomic_helper_unprepare_planes - release plane resources on aborts 2655 * @dev: DRM device 2656 * @old_state: atomic state object with old state structures 2657 * 2658 * This function cleans up plane state, specifically framebuffers, from the 2659 * atomic state. It undoes the effects of drm_atomic_helper_prepare_planes() 2660 * when aborting an atomic commit. For cleaning up after a successful commit 2661 * use drm_atomic_helper_cleanup_planes(). 2662 */ 2663 void drm_atomic_helper_unprepare_planes(struct drm_device *dev, 2664 struct drm_atomic_state *state) > 2665 { 2666 struct drm_plane *plane; 2667 struct drm_plane_state *new_plane_state; 2668 int i; 2669 2670 for_each_new_plane_in_state(state, plane, new_plane_state, i) { 2671 const struct drm_plane_helper_funcs *funcs = plane->helper_private; 2672 2673 if (funcs->end_fb_access) 2674 funcs->end_fb_access(plane, new_plane_state); 2675 } 2676 2677 for_each_new_plane_in_state(state, plane, new_plane_state, i) { 2678 const struct drm_plane_helper_funcs *funcs = plane->helper_private; 2679 2680 if (funcs->cleanup_fb) 2681 funcs->cleanup_fb(plane, new_plane_state); 2682 } 2683 } 2684 EXPORT_SYMBOL(drm_atomic_helper_unprepare_planes); 2685 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
