[drm:drm-syncobj 2/8] htmldocs: drivers/dma-buf/sync_file.c:139: warning: No description found for parameter 'fd'

kbuild test robot fengguang.wu at intel.com
Tue Apr 4 06:37:33 UTC 2017


tree:   git://people.freedesktop.org/~airlied/linux.git drm-syncobj
head:   a76c865346ca89a2c7df98f8865fbffdf2094c6f
commit: 823279a8a43f87e9ba4f5c17f82b0308d9a4555e [2/8] sync_file: export some interfaces needed by drm sync objects.
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

   include/linux/init.h:1: warning: no structured comments found
   kernel/sched/core.c:2085: warning: No description found for parameter 'rf'
   kernel/sched/core.c:2085: warning: Excess function parameter 'cookie' description in 'try_to_wake_up_local'
   include/linux/kthread.h:26: warning: Excess function parameter '...' description in 'kthread_create'
   kernel/sys.c:1: warning: no structured comments found
   include/linux/device.h:969: warning: No description found for parameter 'dma_ops'
   drivers/dma-buf/seqno-fence.c:1: warning: no structured comments found
   drivers/dma-buf/sync_file.c:114: warning: No description found for parameter 'type'
   drivers/dma-buf/sync_file.c:114: warning: No description found for parameter 'flags'
>> drivers/dma-buf/sync_file.c:139: warning: No description found for parameter 'fd'
   include/linux/iio/iio.h:597: warning: No description found for parameter 'trig_readonly'
   include/linux/iio/trigger.h:151: warning: No description found for parameter 'indio_dev'
   include/linux/iio/trigger.h:151: warning: No description found for parameter 'trig'
   include/linux/device.h:970: warning: No description found for parameter 'dma_ops'
   drivers/regulator/core.c:1467: warning: Excess function parameter 'ret' description in 'regulator_dev_lookup'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'open'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'preclose'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'postclose'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'lastclose'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'set_busid'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'irq_handler'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'irq_preinstall'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'irq_postinstall'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'irq_uninstall'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'debugfs_init'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'debugfs_cleanup'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_open_object'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_close_object'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'prime_handle_to_fd'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'prime_fd_to_handle'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_export'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_import'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_pin'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_unpin'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_res_obj'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_get_sg_table'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_import_sg_table'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_vmap'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_vunmap'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_mmap'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_vm_ops'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'major'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'minor'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'patchlevel'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'name'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'desc'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'date'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'driver_features'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'ioctls'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'num_ioctls'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'fops'
   include/drm/drm_color_mgmt.h:1: warning: no structured comments found
   drivers/gpu/drm/drm_fb_cma_helper.c:557: warning: Excess function parameter 'num_crtc' description in 'drm_fbdev_cma_init'
   drivers/gpu/drm/drm_fb_cma_helper.c:558: warning: Excess function parameter 'num_crtc' description in 'drm_fbdev_cma_init'
   drivers/gpu/drm/i915/intel_lpe_audio.c:342: warning: No description found for parameter 'pipe'
   drivers/gpu/drm/i915/intel_lpe_audio.c:342: warning: No description found for parameter 'dp_output'
   drivers/gpu/drm/i915/intel_lpe_audio.c:342: warning: No description found for parameter 'link_rate'
   drivers/gpu/drm/i915/intel_lpe_audio.c:343: warning: No description found for parameter 'pipe'
   drivers/gpu/drm/i915/intel_lpe_audio.c:343: warning: No description found for parameter 'dp_output'
   drivers/gpu/drm/i915/intel_lpe_audio.c:343: warning: No description found for parameter 'link_rate'
   drivers/media/dvb-core/dvb_frontend.h:677: warning: No description found for parameter 'refcount'
   Documentation/core-api/assoc_array.rst:13: WARNING: Enumerated list ends without a blank line; unexpected unindent.
   Documentation/doc-guide/sphinx.rst:110: ERROR: Unknown target name: "sphinx c domain".
   kernel/sched/fair.c:7616: WARNING: Inline emphasis start-string without end-string.
   kernel/time/timer.c:1200: ERROR: Unexpected indentation.
   kernel/time/timer.c:1202: ERROR: Unexpected indentation.
   kernel/time/timer.c:1203: WARNING: Block quote ends without a blank line; unexpected unindent.
   include/linux/wait.h:122: WARNING: Block quote ends without a blank line; unexpected unindent.
   include/linux/wait.h:125: ERROR: Unexpected indentation.
   include/linux/wait.h:127: WARNING: Block quote ends without a blank line; unexpected unindent.
   kernel/time/hrtimer.c:990: WARNING: Block quote ends without a blank line; unexpected unindent.
   kernel/signal.c:322: WARNING: Inline literal start-string without end-string.
   include/linux/iio/iio.h:219: ERROR: Unexpected indentation.
   include/linux/iio/iio.h:220: WARNING: Block quote ends without a blank line; unexpected unindent.
   include/linux/iio/iio.h:226: WARNING: Definition list ends without a blank line; unexpected unindent.
   drivers/iio/industrialio-core.c:639: ERROR: Unknown target name: "iio_val".
   drivers/iio/industrialio-core.c:646: ERROR: Unknown target name: "iio_val".
   drivers/message/fusion/mptbase.c:5051: WARNING: Definition list ends without a blank line; unexpected unindent.
   drivers/tty/serial/serial_core.c:1898: WARNING: Definition list ends without a blank line; unexpected unindent.
   include/linux/regulator/driver.h:271: ERROR: Unknown target name: "regulator_regmap_x_voltage".
   include/linux/spi/spi.h:369: ERROR: Unexpected indentation.
   drivers/usb/core/message.c:478: ERROR: Unexpected indentation.
   drivers/usb/core/message.c:479: WARNING: Block quote ends without a blank line; unexpected unindent.
   Documentation/driver-api/usb.rst:623: ERROR: Unknown target name: "usb_type".
   Documentation/driver-api/usb.rst:623: ERROR: Unknown target name: "usb_dir".
   Documentation/driver-api/usb.rst:623: ERROR: Unknown target name: "usb_recip".
   Documentation/driver-api/usb.rst:689: ERROR: Unknown target name: "usbdevfs_urb_type".
   sound/soc/soc-core.c:2670: ERROR: Unknown target name: "snd_soc_daifmt".
   sound/core/jack.c:312: ERROR: Unknown target name: "snd_jack_btn".
   WARNING: dvipng command 'dvipng' cannot be run (needed for math display), check the imgmath_dvipng setting

vim +/fd +139 drivers/dma-buf/sync_file.c

24a367348 drivers/dma-buf/sync_file.c         Daniel Vetter   2016-12-09  108   * sync_file or NULL in case of error.
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  109   */
9860b6f0b drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-03  110  struct sync_file *sync_file_create(struct dma_fence *fence,
9860b6f0b drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-03  111  				   uint32_t type,
9860b6f0b drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-03  112  				   uint32_t flags)
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  113  {
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28 @114  	struct sync_file *sync_file;
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  115  
9860b6f0b drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-03  116  	sync_file = sync_file_alloc(type, flags);
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  117  	if (!sync_file)
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  118  		return NULL;
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  119  
f54d18670 drivers/dma-buf/sync_file.c         Chris Wilson    2016-10-25  120  	sync_file->fence = dma_fence_get(fence);
a02b9dc90 drivers/dma-buf/sync_file.c         Gustavo Padovan 2016-08-05  121  
041916a77 drivers/dma-buf/sync_file.c         Gustavo Padovan 2016-06-03  122  	snprintf(sync_file->name, sizeof(sync_file->name), "%s-%s%llu-%d",
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  123  		 fence->ops->get_driver_name(fence),
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  124  		 fence->ops->get_timeline_name(fence), fence->context,
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  125  		 fence->seqno);
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  126  
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  127  	return sync_file;
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  128  }
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  129  EXPORT_SYMBOL(sync_file_create);
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  130  
823279a8a drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-04  131  /**
823279a8a drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-04  132   * sync_file_fdget - get a reference to the file and return sync_file.
823279a8a drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-04  133   * @fd - file descriptor pointing at a sync_file.
823279a8a drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-04  134   *
823279a8a drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-04  135   * Returns the corresponding sync_file object.
823279a8a drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-04  136   */
823279a8a drivers/dma-buf/sync_file.c         Dave Airlie     2017-04-04  137  struct sync_file *sync_file_fdget(int fd)
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  138  {
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28 @139  	struct file *file = fget(fd);
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  140  
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  141  	if (!file)
d4cab38e1 drivers/staging/android/sync_file.c Gustavo Padovan 2016-04-28  142  		return NULL;

:::::: The code at line 139 was first introduced by commit
:::::: d4cab38e153d62ecd502645390c0289c1b8337df staging/android: prepare sync_file for de-staging

:::::: TO: Gustavo Padovan <gustavo.padovan at collabora.co.uk>
:::::: CC: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

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