Hi, [auto build test WARNING on v4.7-rc2] [cannot apply to drm-intel/for-linux-next drm/drm-next next-20160608] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Dhinakaran-Pandiyan/CHV-vblank-failures-when-PSR-is-active/20160609-094028 reproduce: make htmldocs All warnings (new ones prefixed by >>): drivers/gpu/drm/drm_fb_cma_helper.c:233: warning: No description found for parameter 'dev' drivers/gpu/drm/drm_fb_cma_helper.c:233: warning: No description found for parameter 'file_priv' drivers/gpu/drm/drm_fb_cma_helper.c:233: warning: No description found for parameter 'mode_cmd' drivers/gpu/drm/drm_fb_cma_helper.c:285: warning: No description found for parameter 'm' drivers/gpu/drm/drm_fb_cma_helper.c:285: warning: No description found for parameter 'arg' include/drm/drm_dp_helper.h:750: warning: No description found for parameter 'i2c_nack_count' include/drm/drm_dp_helper.h:750: warning: No description found for parameter 'i2c_defer_count' drivers/gpu/drm/drm_dp_mst_topology.c:2383: 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:2383: 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:705: warning: cannot understand function prototype: 'struct drm_info_list ' include/drm/drmP.h:715: warning: cannot understand function prototype: 'struct drm_info_node ' include/drm/drmP.h:725: warning: cannot understand function prototype: 'struct drm_minor ' include/drm/drmP.h:779: warning: cannot understand function prototype: 'struct drm_device ' drivers/gpu/drm/i915/intel_runtime_pm.c:2411: warning: No description found for parameter 'resume' drivers/gpu/drm/i915/intel_runtime_pm.c:2411: warning: No description found for parameter 'resume' drivers/gpu/drm/i915/i915_irq.c:2722: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2722: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2722: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_irq.c:2722: warning: No description found for parameter 'fmt' drivers/gpu/drm/i915/i915_gem.c:416: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:416: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:416: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:681: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:681: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:681: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:762: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:762: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:762: warning: No description found for parameter 'args' drivers/gpu/drm/i915/i915_gem.c:762: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1025: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1025: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1025: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1231: warning: No description found for parameter 'rps' drivers/gpu/drm/i915/i915_gem.c:1446: warning: No description found for parameter 'req' drivers/gpu/drm/i915/i915_gem.c:1473: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:1473: warning: No description found for parameter 'readonly' drivers/gpu/drm/i915/i915_gem.c:1590: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1590: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1590: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1653: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1653: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1653: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:1698: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:1698: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:1698: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:2006: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:2006: warning: No description found for parameter 'size' drivers/gpu/drm/i915/i915_gem.c:2006: warning: No description found for parameter 'tiling_mode' drivers/gpu/drm/i915/i915_gem.c:2006: warning: No description found for parameter 'fenced' drivers/gpu/drm/i915/i915_gem.c:2006: warning: Excess function parameter 'obj' description in 'i915_gem_get_gtt_alignment' drivers/gpu/drm/i915/i915_gem.c:2960: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/i915_gem.c:3086: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3136: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/i915_gem.c:3136: warning: No description found for parameter 'data' drivers/gpu/drm/i915/i915_gem.c:3136: warning: No description found for parameter 'file' drivers/gpu/drm/i915/i915_gem.c:3136: warning: Excess function parameter 'DRM_IOCTL_ARGS' description in 'i915_gem_wait_ioctl' drivers/gpu/drm/i915/i915_gem.c:3498: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3498: warning: No description found for parameter 'vm' drivers/gpu/drm/i915/i915_gem.c:3498: warning: No description found for parameter 'ggtt_view' drivers/gpu/drm/i915/i915_gem.c:3498: warning: No description found for parameter 'alignment' drivers/gpu/drm/i915/i915_gem.c:3498: warning: No description found for parameter 'flags' drivers/gpu/drm/i915/i915_gem.c:3754: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3754: warning: No description found for parameter 'write' drivers/gpu/drm/i915/i915_gem.c:3832: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:3832: warning: No description found for parameter 'cache_level' drivers/gpu/drm/i915/i915_gem.c:4106: warning: No description found for parameter 'obj' drivers/gpu/drm/i915/i915_gem.c:4106: warning: No description found for parameter 'write' >> drivers/gpu/drm/i915/intel_psr.c:739: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/intel_psr.c:767: warning: No description found for parameter 'dev' >> drivers/gpu/drm/i915/intel_psr.c:739: warning: No description found for parameter 'dev' drivers/gpu/drm/i915/intel_psr.c:767: warning: No description found for parameter 'dev' 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' drivers/gpu/drm/i915/i915_cmd_parser.c:1034: warning: Excess function parameter 'ring' description in 'i915_needs_cmd_parser' drivers/gpu/drm/i915/i915_cmd_parser.c:1186: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/i915_cmd_parser.c:1186: warning: Excess function parameter 'ring' description in 'i915_parse_cmds' 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' drivers/gpu/drm/i915/i915_cmd_parser.c:1034: warning: Excess function parameter 'ring' description in 'i915_needs_cmd_parser' drivers/gpu/drm/i915/i915_cmd_parser.c:1186: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/i915_cmd_parser.c:1186: warning: Excess function parameter 'ring' description in 'i915_parse_cmds' drivers/gpu/drm/i915/intel_lrc.c:316: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:316: warning: Excess function parameter 'ring' description in 'intel_lr_context_descriptor_update' drivers/gpu/drm/i915/intel_lrc.c:353: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:353: warning: Excess function parameter 'ring' description in 'intel_execlists_ctx_id' drivers/gpu/drm/i915/intel_lrc.c:544: warning: No description found for parameter 'data' drivers/gpu/drm/i915/intel_lrc.c:544: warning: Excess function parameter 'engine' description in 'intel_lrc_irq_handler' drivers/gpu/drm/i915/intel_lrc.c:810: warning: No description found for parameter 'params' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'dev' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'file' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'ring' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'ctx' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'batch_obj' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'exec_start' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'dispatch_flags' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:1195: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:1195: warning: Excess function parameter 'ring' description in 'gen8_init_indirectctx_bb' drivers/gpu/drm/i915/intel_lrc.c:1258: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:1258: warning: Excess function parameter 'ring' description in 'gen8_init_perctx_bb' drivers/gpu/drm/i915/intel_lrc.c:1901: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:1901: warning: Excess function parameter 'ring' description in 'intel_logical_ring_cleanup' drivers/gpu/drm/i915/intel_lrc.c:2486: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:2486: warning: Excess function parameter 'ring' description in 'intel_lr_context_size' drivers/gpu/drm/i915/intel_lrc.c:2525: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:2525: warning: Excess function parameter 'ring' description in 'intel_lr_context_deferred_alloc' drivers/gpu/drm/i915/intel_lrc.c:316: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:316: warning: Excess function parameter 'ring' description in 'intel_lr_context_descriptor_update' drivers/gpu/drm/i915/intel_lrc.c:353: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:353: warning: Excess function parameter 'ring' description in 'intel_execlists_ctx_id' drivers/gpu/drm/i915/intel_lrc.c:544: warning: No description found for parameter 'data' drivers/gpu/drm/i915/intel_lrc.c:544: warning: Excess function parameter 'engine' description in 'intel_lrc_irq_handler' drivers/gpu/drm/i915/intel_lrc.c:810: warning: No description found for parameter 'params' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'dev' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'file' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'ring' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'ctx' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'batch_obj' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'exec_start' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:810: warning: Excess function parameter 'dispatch_flags' description in 'intel_execlists_submission' drivers/gpu/drm/i915/intel_lrc.c:1195: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:1195: warning: Excess function parameter 'ring' description in 'gen8_init_indirectctx_bb' drivers/gpu/drm/i915/intel_lrc.c:1258: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:1258: warning: Excess function parameter 'ring' description in 'gen8_init_perctx_bb' drivers/gpu/drm/i915/intel_lrc.c:1901: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:1901: warning: Excess function parameter 'ring' description in 'intel_logical_ring_cleanup' drivers/gpu/drm/i915/intel_lrc.c:2486: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:2486: warning: Excess function parameter 'ring' description in 'intel_lr_context_size' drivers/gpu/drm/i915/intel_lrc.c:2525: warning: No description found for parameter 'engine' drivers/gpu/drm/i915/intel_lrc.c:2525: warning: Excess function parameter 'ring' description in 'intel_lr_context_deferred_alloc' 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 +/dev +739 drivers/gpu/drm/i915/intel_psr.c 723 * This bit will be self-clear when it gets to the PSR active state. 724 */ 725 I915_WRITE(VLV_PSRCTL(pipe), val | VLV_EDP_PSR_SINGLE_FRAME_UPDATE); 726 } 727 mutex_unlock(&dev_priv->psr.lock); 728 } 729 730 /** 731 * vlv_psr_src_timing_get - src timing generation requested 732 * 733 * CHV does not have HW tracking to trigger PSR exit when VBI are enabled nor 734 * does enabling vblank interrupts prevent PSR entry. This function is called 735 * before enabling VBI to exit PSR and prevent PSR re-entry until vblanks are 736 * disabled again. 737 */ 738 void vlv_psr_src_timing_get(struct drm_device *dev) > 739 { 740 struct drm_i915_private *dev_priv = dev->dev_private; 741 742 mutex_lock(&dev_priv->psr.lock); 743 if (!dev_priv->psr.enabled) { 744 mutex_unlock(&dev_priv->psr.lock); 745 return; 746 } 747 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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