Hi Alex, [auto build test WARNING on drm-intel/for-linux-next] [also build test WARNING on v4.5-rc6 next-20160229] [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/Dave-Gordon/Reorganise-calls-to-vmap-GEM-objects/20160301-052138 base: git://anongit.freedesktop.org/drm-intel for-linux-next reproduce: make htmldocs All warnings (new ones prefixed by >>): include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_select_subconnector_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_mode_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_left_margin_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_right_margin_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_top_margin_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_bottom_margin_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_brightness_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_contrast_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_flicker_reduction_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_overscan_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_saturation_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'tv_hue_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'scaling_mode_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'aspect_ratio_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'dirty_info_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'suggested_x_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'suggested_y_property' include/drm/drm_crtc.h:2144: warning: No description found for parameter 'allow_fb_modifiers' 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:2364: 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:2364: 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:2286: warning: No description found for parameter 'resume' drivers/gpu/drm/i915/intel_runtime_pm.c:2286: warning: No description found for parameter 'resume' drivers/gpu/drm/i915/i915_irq.c:2665: warning: No description found for parameter 'wedged' drivers/gpu/drm/i915/i915_irq.c:2665: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2665: warning: No description found for parameter 'wedged' drivers/gpu/drm/i915/i915_irq.c:2665: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2665: warning: No description found for parameter 'wedged' drivers/gpu/drm/i915/i915_irq.c:2665: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2665: warning: No description found for parameter 'wedged' drivers/gpu/drm/i915/i915_irq.c:2665: 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:1461: warning: No description found for parameter 'req' drivers/gpu/drm/i915/i915_gem.c:1496: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:1496: warning: No description found for parameter 'readonly' drivers/gpu/drm/i915/i915_gem.c:1619: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1619: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1619: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1682: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1682: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1682: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1727: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1727: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1727: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:2015: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:2015: warning: No description found for parameter 'size' drivers/gpu/drm/i915/i915_gem.c:2015: warning: No description found for parameter 'tiling_mode' drivers/gpu/drm/i915/i915_gem.c:2015: warning: No description found for parameter 'fenced' drivers/gpu/drm/i915/i915_gem.c:2015: warning: Excess function parameter 'obj' description in 'i915_gem_get_gtt_alignment' >> drivers/gpu/drm/i915/i915_gem.c:2420: warning: No description found for parameter 'nbytes' >> drivers/gpu/drm/i915/i915_gem.c:2420: warning: Excess function parameter 'len' description in 'i915_gem_object_vmap_range' drivers/gpu/drm/i915/i915_gem.c:2972: warning: No description found for parameter 'ring' drivers/gpu/drm/i915/i915_gem.c:3103: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3153: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:3153: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:3153: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:3153: warning: Excess function parameter 'DRM_IOCTL_ARGS' description in 'i915_gem_wait_ioctl' drivers/gpu/drm/i915/i915_gem.c:3525: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3525: warning: No description found for parameter 'vm' drivers/gpu/drm/i915/i915_gem.c:3525: warning: No description found for parameter 'ggtt_view' drivers/gpu/drm/i915/i915_gem.c:3525: warning: No description found for parameter 'alignment' drivers/gpu/drm/i915/i915_gem.c:3525: warning: No description found for parameter 'flags' drivers/gpu/drm/i915/i915_gem.c:3780: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3780: warning: No description found for parameter 'write' drivers/gpu/drm/i915/i915_gem.c:3855: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3855: warning: No description found for parameter 'cache_level' drivers/gpu/drm/i915/i915_gem.c:4129: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:4129: warning: No description found for parameter 'write' drivers/gpu/drm/i915/intel_lrc.c:936: warning: No description found for parameter 'params' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'dev' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'file' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'ring' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'ctx' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'batch_obj' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'exec_start' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'dispatch_flags' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: No description found for parameter 'params' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'dev' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'file' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'ring' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'ctx' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'batch_obj' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'exec_start' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:936: warning: Excess function parameter 'dispatch_flags' description in 'intel_execlists_submission' Warning: didn't use docs for i915_hotplug_interrupt_update Warning: didn't use docs for ilk_update_display_irq Warning: didn't use docs for ilk_update_gt_irq Warning: didn't use docs for snb_update_pm_irq Warning: didn't use docs for bdw_update_port_irq Warning: didn't use docs for bdw_update_pipe_irq Warning: didn't use docs for ibx_display_interrupt_update Warning: didn't use docs for i915_enable_asle_pipestat Warning: didn't use docs for ivybridge_parity_work Warning: didn't use docs for i915_reset_and_wakeup Warning: didn't use docs for i915_handle_error Warning: didn't use docs for intel_irq_install Warning: didn't use docs for intel_irq_uninstall vim +/nbytes +2420 drivers/gpu/drm/i915/i915_gem.c 2404 * i915_gem_object_vmap_range - map some or all of a GEM object into kernel space 2405 * @obj: the GEM object to be mapped 2406 * @start: offset in bytes of the start of the range to be mapped 2407 * @len: length in bytes of the range to be mapped 2408 * 2409 * Map a given range of a GEM object into kernel virtual space. The range will 2410 * be extended at both ends, if necessary, to span a whole number of pages. The 2411 * caller must make sure the associated pages are gathered and pinned before 2412 * calling this function, and is responsible for unmapping the returned address 2413 * when it is no longer required. 2414 * 2415 * Returns the address at which the object has been mapped, or NULL on failure. 2416 */ 2417 void *i915_gem_object_vmap_range(struct drm_i915_gem_object *obj, 2418 unsigned long start, 2419 unsigned long nbytes) > 2420 { 2421 struct scatterlist *sg = obj->pages->sgl; 2422 struct sg_page_iter sg_iter; 2423 struct page **pages; 2424 unsigned long first, npages, i; 2425 int nents; 2426 void *addr; 2427 2428 /* Check requested range against underlying sg list */ --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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