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Date:	Tue, 6 Oct 2015 18:00:52 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Archit Taneja <architt@...eaurora.org>
Cc:	kbuild-all@...org, dri-devel@...ts.freedesktop.org,
	a.hajda@...sung.com, linux-kernel@...r.kernel.org,
	airlied@...ux.ie, daniel@...ll.ch, treding@...dia.com,
	l.stach@...gutronix.de, robh@...nel.org,
	linux-arm-msm@...r.kernel.org, jani.nikula@...ux.intel.com,
	Archit Taneja <architt@...eaurora.org>
Subject: Re: [RFC v2 5/5] drm/dsi: Get DSI host by DT device node

Hi Archit,

[auto build test WARNING on v4.3-rc4 -- if it's inappropriate base, please ignore]

reproduce: make htmldocs

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/i915/i915_irq.c:491: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2217: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'wedged'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'fmt'
   include/drm/drm_crtc.h:310: warning: No description found for parameter 'mode_blob'
   include/drm/drm_crtc.h:748: warning: No description found for parameter 'tile_blob_ptr'
   include/drm/drm_crtc.h:787: warning: No description found for parameter 'rotation'
   include/drm/drm_crtc.h:883: warning: No description found for parameter 'mutex'
   include/drm/drm_crtc.h:883: warning: No description found for parameter 'helper_private'
   include/drm/drm_crtc.h:931: warning: Excess struct/union/enum/typedef member 'base' description in 'drm_bridge'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tile_idr'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'delayed_event'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'edid_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'dpms_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'path_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tile_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'plane_type_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'rotation_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_src_x'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_src_y'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_src_w'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_src_h'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_crtc_x'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_crtc_y'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_crtc_w'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_crtc_h'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_fb_id'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_crtc_id'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_active'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'prop_mode_id'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'dvi_i_subconnector_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'dvi_i_select_subconnector_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_subconnector_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_select_subconnector_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_mode_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_left_margin_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_right_margin_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_top_margin_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_bottom_margin_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_brightness_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_contrast_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_flicker_reduction_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_overscan_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_saturation_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'tv_hue_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'scaling_mode_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'aspect_ratio_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'dirty_info_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'suggested_x_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'suggested_y_property'
   include/drm/drm_crtc.h:1169: warning: No description found for parameter 'allow_fb_modifiers'
   Warning(include/drm/drm_modeset_lock.h:47): Incorrect use of kernel-doc format: 	 * Contended lock: if a lock is contended you should only call
   Warning(include/drm/drm_modeset_lock.h:54): Incorrect use of kernel-doc format: 	 * list of held locks (drm_modeset_lock)
   Warning(include/drm/drm_modeset_lock.h:59): Incorrect use of kernel-doc format: 	 * Trylock mode, use only for panic handlers!
   Warning(include/drm/drm_modeset_lock.h:74): Incorrect use of kernel-doc format: 	 * modeset lock
   Warning(include/drm/drm_modeset_lock.h:79): Incorrect use of kernel-doc format: 	 * Resources that are locked as part of an atomic update are added
   include/drm/drm_dp_helper.h:706: warning: No description found for parameter 'i2c_nack_count'
   include/drm/drm_dp_helper.h:706: warning: No description found for parameter 'i2c_defer_count'
   drivers/gpu/drm/drm_dp_mst_topology.c:2226: warning: No description found for parameter 'connector'
   include/drm/drm_dp_mst_helper.h:97: warning: No description found for parameter 'cached_edid'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'max_dpcd_transaction_bytes'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'sink_count'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'total_slots'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'avail_slots'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'total_pbn'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'qlock'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'tx_msg_downq'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'tx_msg_upq'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'tx_down_in_progress'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'tx_up_in_progress'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'payload_lock'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'proposed_vcpis'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'payloads'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'payload_mask'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'vcpi_mask'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'tx_waitq'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'work'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'tx_work'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'destroy_connector_list'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'destroy_connector_lock'
   include/drm/drm_dp_mst_helper.h:471: warning: No description found for parameter 'destroy_connector_work'
   drivers/gpu/drm/drm_dp_mst_topology.c:2226: warning: No description found for parameter 'connector'
>> include/drm/drm_mipi_dsi.h:104: warning: No description found for parameter 'list'
   include/drm/drmP.h:164: warning: No description found for parameter 'fmt'
   include/drm/drmP.h:180: warning: No description found for parameter 'fmt'
   include/drm/drmP.h:198: warning: No description found for parameter 'fmt'
   include/drm/drmP.h:238: warning: No description found for parameter 'dev'
   include/drm/drmP.h:238: warning: No description found for parameter 'data'
   include/drm/drmP.h:238: warning: No description found for parameter 'file_priv'
   include/drm/drmP.h:271: warning: No description found for parameter 'ioctl'
   include/drm/drmP.h:271: warning: No description found for parameter '_func'
   include/drm/drmP.h:271: warning: No description found for parameter '_flags'
   include/drm/drmP.h:344: warning: cannot understand function prototype: 'struct drm_lock_data '
   include/drm/drmP.h:397: warning: cannot understand function prototype: 'struct drm_driver '
   include/drm/drmP.h:646: warning: cannot understand function prototype: 'struct drm_info_list '
   include/drm/drmP.h:656: warning: cannot understand function prototype: 'struct drm_info_node '
   include/drm/drmP.h:666: warning: cannot understand function prototype: 'struct drm_minor '
   include/drm/drmP.h:712: warning: cannot understand function prototype: 'struct drm_device '
   drivers/gpu/drm/i915/i915_irq.c:491: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2217: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'wedged'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'fmt'
   drivers/gpu/drm/i915/i915_irq.c:491: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2217: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'wedged'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'fmt'
   drivers/gpu/drm/i915/i915_irq.c:491: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2217: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'wedged'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'fmt'
   drivers/gpu/drm/i915/i915_irq.c:491: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2217: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_irq.c:2397: warning: No description found for parameter 'wedged'
   drivers/gpu/drm/i915/i915_irq.c:2397: 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:1027: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_gem.c:1027: warning: No description found for parameter 'data'
   drivers/gpu/drm/i915/i915_gem.c:1027: warning: No description found for parameter 'file'
   drivers/gpu/drm/i915/i915_gem.c:1192: warning: No description found for parameter 'rps'
   drivers/gpu/drm/i915/i915_gem.c:1398: warning: No description found for parameter 'req'
   drivers/gpu/drm/i915/i915_gem.c:1433: warning: No description found for parameter 'obj'
   drivers/gpu/drm/i915/i915_gem.c:1433: warning: No description found for parameter 'readonly'
   drivers/gpu/drm/i915/i915_gem.c:1556: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_gem.c:1556: warning: No description found for parameter 'data'
   drivers/gpu/drm/i915/i915_gem.c:1556: warning: No description found for parameter 'file'
   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:1664: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_gem.c:1664: warning: No description found for parameter 'data'
   drivers/gpu/drm/i915/i915_gem.c:1664: warning: No description found for parameter 'file'
   drivers/gpu/drm/i915/i915_gem.c:1729: warning: No description found for parameter 'vma'
   drivers/gpu/drm/i915/i915_gem.c:1729: warning: No description found for parameter 'vmf'
   drivers/gpu/drm/i915/i915_gem.c:1952: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_gem.c:1952: warning: No description found for parameter 'size'
   drivers/gpu/drm/i915/i915_gem.c:1952: warning: No description found for parameter 'tiling_mode'
   drivers/gpu/drm/i915/i915_gem.c:1952: warning: No description found for parameter 'fenced'
   drivers/gpu/drm/i915/i915_gem.c:1952: warning: Excess function parameter 'obj' description in 'i915_gem_get_gtt_alignment'
   drivers/gpu/drm/i915/i915_gem.c:2815: warning: No description found for parameter 'ring'
   drivers/gpu/drm/i915/i915_gem.c:2944: warning: No description found for parameter 'obj'
   drivers/gpu/drm/i915/i915_gem.c:2994: warning: No description found for parameter 'dev'
   drivers/gpu/drm/i915/i915_gem.c:2994: warning: No description found for parameter 'data'
   drivers/gpu/drm/i915/i915_gem.c:2994: warning: No description found for parameter 'file'
   drivers/gpu/drm/i915/i915_gem.c:2994: warning: Excess function parameter 'DRM_IOCTL_ARGS' description in 'i915_gem_wait_ioctl'
   drivers/gpu/drm/i915/i915_gem.c:3355: warning: No description found for parameter 'obj'
   drivers/gpu/drm/i915/i915_gem.c:3355: warning: No description found for parameter 'vm'
   drivers/gpu/drm/i915/i915_gem.c:3355: warning: No description found for parameter 'ggtt_view'
   drivers/gpu/drm/i915/i915_gem.c:3355: warning: No description found for parameter 'alignment'
   drivers/gpu/drm/i915/i915_gem.c:3355: warning: No description found for parameter 'flags'
   drivers/gpu/drm/i915/i915_gem.c:3576: warning: No description found for parameter 'obj'
   drivers/gpu/drm/i915/i915_gem.c:3576: warning: No description found for parameter 'write'
   drivers/gpu/drm/i915/i915_gem.c:3858: warning: No description found for parameter 'obj'
   drivers/gpu/drm/i915/i915_gem.c:3858: warning: No description found for parameter 'write'
   drivers/gpu/drm/i915/i915_gem.c:4962: warning: No description found for parameter 'old'
   drivers/gpu/drm/i915/i915_gem.c:4962: warning: No description found for parameter 'new'
   drivers/gpu/drm/i915/i915_gem.c:4962: warning: No description found for parameter 'frontbuffer_bits'
   drivers/gpu/drm/i915/intel_lrc.c:782: warning: No description found for parameter 'req'
   drivers/gpu/drm/i915/intel_lrc.c:782: warning: Excess function parameter 'request' description in 'intel_logical_ring_begin'
   drivers/gpu/drm/i915/intel_lrc.c:782: warning: Excess function parameter 'ctx' description in 'intel_logical_ring_begin'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: No description found for parameter 'params'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'dev' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'file' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'ring' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'ctx' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'batch_obj' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'exec_start' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'dispatch_flags' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:782: warning: No description found for parameter 'req'
   drivers/gpu/drm/i915/intel_lrc.c:782: warning: Excess function parameter 'request' description in 'intel_logical_ring_begin'
   drivers/gpu/drm/i915/intel_lrc.c:782: warning: Excess function parameter 'ctx' description in 'intel_logical_ring_begin'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: No description found for parameter 'params'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'dev' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'file' description in 'intel_execlists_submission'
   drivers/gpu/drm/i915/intel_lrc.c:837: warning: Excess function parameter 'ring' description in 'intel_execlists_submission'

vim +/list +104 include/drm/drm_mipi_dsi.h

068a0023 Andrzej Hajda  2013-12-04   88  		      struct mipi_dsi_device *dsi);
068a0023 Andrzej Hajda  2013-12-04   89  	int (*detach)(struct mipi_dsi_host *host,
068a0023 Andrzej Hajda  2013-12-04   90  		      struct mipi_dsi_device *dsi);
068a0023 Andrzej Hajda  2013-12-04   91  	ssize_t (*transfer)(struct mipi_dsi_host *host,
ed6ff40e Thierry Reding 2014-08-05   92  			    const struct mipi_dsi_msg *msg);
068a0023 Andrzej Hajda  2013-12-04   93  };
068a0023 Andrzej Hajda  2013-12-04   94  
068a0023 Andrzej Hajda  2013-12-04   95  /**
068a0023 Andrzej Hajda  2013-12-04   96   * struct mipi_dsi_host - DSI host device
068a0023 Andrzej Hajda  2013-12-04   97   * @dev: driver model device node for this DSI host
068a0023 Andrzej Hajda  2013-12-04   98   * @ops: DSI host operations
068a0023 Andrzej Hajda  2013-12-04   99   */
068a0023 Andrzej Hajda  2013-12-04  100  struct mipi_dsi_host {
068a0023 Andrzej Hajda  2013-12-04  101  	struct device *dev;
068a0023 Andrzej Hajda  2013-12-04  102  	const struct mipi_dsi_host_ops *ops;
b3e0f8f8 Archit Taneja  2015-10-06  103  	struct list_head list;
068a0023 Andrzej Hajda  2013-12-04 @104  };
068a0023 Andrzej Hajda  2013-12-04  105  
068a0023 Andrzej Hajda  2013-12-04  106  int mipi_dsi_host_register(struct mipi_dsi_host *host);
068a0023 Andrzej Hajda  2013-12-04  107  void mipi_dsi_host_unregister(struct mipi_dsi_host *host);
b3e0f8f8 Archit Taneja  2015-10-06  108  struct mipi_dsi_host *of_find_mipi_dsi_host_by_node(struct device_node *node);
068a0023 Andrzej Hajda  2013-12-04  109  
068a0023 Andrzej Hajda  2013-12-04  110  /* DSI mode flags */
068a0023 Andrzej Hajda  2013-12-04  111  
068a0023 Andrzej Hajda  2013-12-04  112  /* video mode */

:::::: The code at line 104 was first introduced by commit
:::::: 068a00233969833f1ba925e7627797489efd6041 drm: Add MIPI DSI bus support

:::::: TO: Andrzej Hajda <a.hajda@...sung.com>
:::::: CC: Thierry Reding <treding@...dia.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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