Hi, [auto build test WARNING on drm/drm-next] [also build test WARNING on v4.6-rc4 next-20160420] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Noralf-Tr-nnes/drm-Add-fbdev-deferred-io-support-to-helpers/20160420-234359 base: git://people.freedesktop.org/~airlied/linux.git drm-next reproduce: make htmldocs All warnings (new ones prefixed by >>): drivers/gpu/drm/i915/i915_irq.c:2663: warning: No description found for parameter 'fmt' include/drm/drm_crtc.h:364: warning: No description found for parameter 'mode_blob' include/drm/drm_crtc.h:779: warning: No description found for parameter 'name' include/drm/drm_crtc.h:1238: warning: No description found for parameter 'connector_id' include/drm/drm_crtc.h:1238: warning: No description found for parameter 'tile_blob_ptr' include/drm/drm_crtc.h:1277: warning: No description found for parameter 'rotation' include/drm/drm_crtc.h:1539: warning: No description found for parameter 'name' include/drm/drm_crtc.h:1539: warning: No description found for parameter 'mutex' include/drm/drm_crtc.h:1539: warning: No description found for parameter 'helper_private' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tile_idr' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'connector_ida' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'delayed_event' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'edid_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'dpms_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'path_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tile_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'plane_type_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'rotation_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_src_x' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_src_y' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_src_w' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_src_h' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_crtc_x' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_crtc_y' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_crtc_w' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_crtc_h' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_fb_id' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_crtc_id' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_active' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'prop_mode_id' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'dvi_i_subconnector_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'dvi_i_select_subconnector_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_subconnector_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_select_subconnector_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_mode_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_left_margin_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_right_margin_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_top_margin_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_bottom_margin_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_brightness_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_contrast_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_flicker_reduction_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_overscan_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_saturation_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'tv_hue_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'scaling_mode_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'aspect_ratio_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'dirty_info_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'suggested_x_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'suggested_y_property' include/drm/drm_crtc.h:2175: warning: No description found for parameter 'allow_fb_modifiers' drivers/gpu/drm/drm_atomic_helper.c:2924: warning: No description found for parameter 'start' drivers/gpu/drm/drm_atomic_helper.c:2924: warning: No description found for parameter 'start' drivers/gpu/drm/drm_atomic_helper.c:2924: warning: No description found for parameter 'start' drivers/gpu/drm/drm_atomic_helper.c:2924: warning: No description found for parameter 'start' >> drivers/gpu/drm/drm_fb_helper.c:867: warning: No description found for parameter 'info' >> drivers/gpu/drm/drm_fb_helper.c:867: warning: No description found for parameter 'pagelist' >> drivers/gpu/drm/drm_fb_helper.c:867: warning: No description found for parameter 'info' >> drivers/gpu/drm/drm_fb_helper.c:867: warning: No description found for parameter 'pagelist' include/drm/drm_dp_helper.h:749: warning: No description found for parameter 'i2c_nack_count' include/drm/drm_dp_helper.h:749: warning: No description found for parameter 'i2c_defer_count' drivers/gpu/drm/drm_dp_mst_topology.c:2356: warning: No description found for parameter 'connector' include/drm/drm_dp_mst_helper.h:92: warning: No description found for parameter 'cached_edid' include/drm/drm_dp_mst_helper.h:92: warning: No description found for parameter 'has_audio' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'max_dpcd_transaction_bytes' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'sink_count' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'total_slots' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'avail_slots' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'total_pbn' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'qlock' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'tx_msg_downq' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'tx_down_in_progress' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'payload_lock' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'proposed_vcpis' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'payloads' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'payload_mask' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'vcpi_mask' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'tx_waitq' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'work' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'tx_work' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'destroy_connector_list' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'destroy_connector_lock' include/drm/drm_dp_mst_helper.h:466: warning: No description found for parameter 'destroy_connector_work' drivers/gpu/drm/drm_dp_mst_topology.c:2356: warning: No description found for parameter 'connector' drivers/gpu/drm/drm_irq.c:176: warning: No description found for parameter 'flags' include/drm/drmP.h:168: warning: No description found for parameter 'fmt' include/drm/drmP.h:184: warning: No description found for parameter 'fmt' include/drm/drmP.h:202: warning: No description found for parameter 'fmt' include/drm/drmP.h:247: warning: No description found for parameter 'dev' include/drm/drmP.h:247: warning: No description found for parameter 'data' include/drm/drmP.h:247: warning: No description found for parameter 'file_priv' include/drm/drmP.h:280: warning: No description found for parameter 'ioctl' include/drm/drmP.h:280: warning: No description found for parameter '_func' include/drm/drmP.h:280: warning: No description found for parameter '_flags' include/drm/drmP.h:362: warning: cannot understand function prototype: 'struct drm_lock_data ' include/drm/drmP.h:415: warning: cannot understand function prototype: 'struct drm_driver ' include/drm/drmP.h:672: warning: cannot understand function prototype: 'struct drm_info_list ' include/drm/drmP.h:682: warning: cannot understand function prototype: 'struct drm_info_node ' include/drm/drmP.h:692: warning: cannot understand function prototype: 'struct drm_minor ' include/drm/drmP.h:740: warning: cannot understand function prototype: 'struct drm_device ' drivers/gpu/drm/i915/intel_runtime_pm.c:2275: warning: No description found for parameter 'resume' drivers/gpu/drm/i915/intel_runtime_pm.c:2275: warning: No description found for parameter 'resume' drivers/gpu/drm/i915/i915_irq.c:2663: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2663: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2663: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2663: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_gem.c:421: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:421: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:421: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:686: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:686: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:686: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:767: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:767: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:767: warning: No description found for parameter 'args' drivers/gpu/drm/i915/i915_gem.c:767: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1029: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1029: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1029: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1245: warning: No description found for parameter 'rps' drivers/gpu/drm/i915/i915_gem.c:1459: warning: No description found for parameter 'req' drivers/gpu/drm/i915/i915_gem.c:1494: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:1494: warning: No description found for parameter 'readonly' drivers/gpu/drm/i915/i915_gem.c:1617: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1617: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1617: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1680: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1680: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1680: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1725: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1725: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1725: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:2013: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:2013: warning: No description found for parameter 'size' drivers/gpu/drm/i915/i915_gem.c:2013: warning: No description found for parameter 'tiling_mode' drivers/gpu/drm/i915/i915_gem.c:2013: warning: No description found for parameter 'fenced' drivers/gpu/drm/i915/i915_gem.c:2013: warning: Excess function parameter 'obj' description in 'i915_gem_get_gtt_alignment' drivers/gpu/drm/i915/i915_gem.c:2911: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/i915_gem.c:3037: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3087: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:3087: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:3087: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:3087: warning: Excess function parameter 'DRM_IOCTL_ARGS' description in 'i915_gem_wait_ioctl' drivers/gpu/drm/i915/i915_gem.c:3459: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3459: warning: No description found for parameter 'vm' drivers/gpu/drm/i915/i915_gem.c:3459: warning: No description found for parameter 'ggtt_view' drivers/gpu/drm/i915/i915_gem.c:3459: warning: No description found for parameter 'alignment' drivers/gpu/drm/i915/i915_gem.c:3459: warning: No description found for parameter 'flags' drivers/gpu/drm/i915/i915_gem.c:3714: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3714: warning: No description found for parameter 'write' drivers/gpu/drm/i915/i915_gem.c:3789: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3789: warning: No description found for parameter 'cache_level' drivers/gpu/drm/i915/i915_gem.c:4063: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:4063: warning: No description found for parameter 'write' drivers/gpu/drm/i915/i915_cmd_parser.c:748: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/i915_cmd_parser.c:748: warning: Excess function parameter 'ring' description in 'i915_cmd_parser_init_ring' drivers/gpu/drm/i915/i915_cmd_parser.c:838: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/i915_cmd_parser.c:838: warning: Excess function parameter 'ring' description in 'i915_cmd_parser_fini_ring' drivers/gpu/drm/i915/i915_cmd_parser.c:1034: warning: No description found for parameter 'engine' vim +/info +867 drivers/gpu/drm/drm_fb_helper.c 851 } 852 EXPORT_SYMBOL(drm_fb_helper_unlink_fbi); 853 854 #ifdef CONFIG_FB_DEFERRED_IO 855 /** 856 * drm_fb_helper_deferred_io() - (struct fb_deferred_io *)->deferred_io callback 857 * function 858 * 859 * This function always runs in process context (struct delayed_work) and calls 860 * the (struct drm_framebuffer_funcs)->dirty function with the collected 861 * damage. There's no need to worry about the possibility that the fb_sys_*() 862 * functions could be running in atomic context. They only schedule the 863 * delayed worker which then calls this deferred_io callback. 864 */ 865 void drm_fb_helper_deferred_io(struct fb_info *info, 866 struct list_head *pagelist) > 867 { 868 struct drm_fb_helper *helper = info->par; 869 unsigned long start, end, min, max; 870 struct drm_clip_rect clip; 871 unsigned long flags; 872 struct page *page; 873 874 if (!helper->fb->funcs->dirty) 875 return; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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