Re: [PATCH v2 07/22] media: v4l-core add enable/disable source common interfaces

From: kbuild test robot
Date: Thu Feb 04 2016 - 01:31:02 EST


Hi Shuah,

[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on next-20160203]
[cannot apply to v4.5-rc2]
[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/Shuah-Khan/Sharing-media-resources-across-ALSA-and-au0828-drivers/20160204-121414
base: git://linuxtv.org/media_tree.git master
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

include/linux/init.h:1: warning: no structured comments found
kernel/sys.c:1: warning: no structured comments found
drivers/dma-buf/seqno-fence.c:1: warning: no structured comments found
drivers/dma-buf/reservation.c:1: warning: no structured comments found
include/linux/reservation.h:1: warning: no structured comments found
>> include/media/v4l2-mc.h:114: warning: No description found for parameter 'vdev'
include/media/v4l2-mc.h:128: warning: No description found for parameter 'vdev'
include/media/media-device.h:357: warning: No description found for parameter 'entity_notify'
include/media/media-device.h:357: warning: No description found for parameter 'source_priv'
include/media/media-device.h:357: warning: No description found for parameter 'enable_source'
include/media/media-device.h:357: warning: No description found for parameter 'disable_source'
include/media/media-device.h:357: warning: No description found for parameter 'entity_notify'
include/media/media-device.h:357: warning: No description found for parameter 'source_priv'
include/media/media-device.h:357: warning: No description found for parameter 'enable_source'
include/media/media-device.h:357: warning: No description found for parameter 'disable_source'
include/media/media-entity.h:840: warning: No description found for parameter 'entity'
include/media/media-entity.h:840: warning: No description found for parameter 'pipe'
include/media/media-entity.h:860: warning: No description found for parameter 'entity'
include/linux/spi/spi.h:540: warning: No description found for parameter 'max_transfer_size'

vim +/vdev +114 include/media/v4l2-mc.h

98 /**
99 * v4l_enable_media_source() - Hold media source for exclusive use
100 * if free
101 *
102 * @vdev - poniter to struct video_device
103 *
104 * This interface calls enable_source handler to determine if
105 * media source is free for use. The enable_source handler is
106 * responsible for checking is the media source is free and
107 * start a pipeline between the media source and the media
108 * entity associated with the video device. This interface
109 * should be called from v4l2-core and dvb-core interfaces
110 * that change the source configuration.
111 *
112 * Return: returns zero on success or a negative error code.
113 */
> 114 int v4l_enable_media_source(struct video_device *vdev);
115
116 /**
117 * v4l_disable_media_source() - Release media source
118 *
119 * @vdev - poniter to struct video_device
120 *
121 * This interface calls disable_source handler to release
122 * the media source. The disable_source handler stops the

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