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Date:   Fri, 15 Sep 2023 08:47:42 +0800
From:   kernel test robot <lkp@intel.com>
To:     Benjamin Gaignard <benjamin.gaignard@collabora.com>,
        mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com,
        ming.qian@nxp.com, ezequiel@vanguardiasur.com.ar,
        p.zabel@pengutronix.de, gregkh@linuxfoundation.org,
        hverkuil-cisco@xs4all.nl, nicolas.dufresne@collabora.com
Cc:     oe-kbuild-all@lists.linux.dev, linux-media@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org,
        linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev,
        kernel@collabora.com,
        Benjamin Gaignard <benjamin.gaignard@collabora.com>
Subject: Re: [PATCH v7 45/49] media: core: Add bitmap manage bufs array
 entries
Message-ID: <202309150835.kxjWQyEU-lkp@intel.com>
References: <20230914133323.198857-46-benjamin.gaignard@collabora.com>
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In-Reply-To: <20230914133323.198857-46-benjamin.gaignard@collabora.com>
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Hi Benjamin,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.6-rc1]
[cannot apply to next-20230914]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Benjamin-Gaignard/media-videobuf2-Rework-offset-cookie-encoding-pattern/20230914-221757
base:   linus/master
patch link:    https://lore.kernel.org/r/20230914133323.198857-46-benjamin.gaignard%40collabora.com
patch subject: [PATCH v7 45/49] media: core: Add bitmap manage bufs array entries
config: sparc-allyesconfig (https://download.01.org/0day-ci/archive/20230915/202309150835.kxjWQyEU-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230915/202309150835.kxjWQyEU-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309150835.kxjWQyEU-lkp@intel.com/

All errors (new ones prefixed by >>):

   samples/v4l/v4l2-pci-skeleton.c: In function 'queue_setup':
>> samples/v4l/v4l2-pci-skeleton.c:170:15: error: 'struct vb2_queue' has no member named 'num_buffers'
     170 |         if (vq->num_buffers + *nbuffers < 3)
         |               ^~
   samples/v4l/v4l2-pci-skeleton.c:171:35: error: 'struct vb2_queue' has no member named 'num_buffers'
     171 |                 *nbuffers = 3 - vq->num_buffers;
         |                                   ^~
--
   drivers/input/touchscreen/sur40.c: In function 'sur40_queue_setup':
>> drivers/input/touchscreen/sur40.c:851:14: error: 'struct vb2_queue' has no member named 'num_buffers'
     851 |         if (q->num_buffers + *nbuffers < 3)
         |              ^~
   drivers/input/touchscreen/sur40.c:852:34: error: 'struct vb2_queue' has no member named 'num_buffers'
     852 |                 *nbuffers = 3 - q->num_buffers;
         |                                  ^~


vim +170 samples/v4l/v4l2-pci-skeleton.c

926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  145  
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  146  /*
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  147   * Setup the constraints of the queue: besides setting the number of planes
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  148   * per buffer and the size and allocation context of each plane, it also
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  149   * checks if sufficient buffers have been allocated. Usually 3 is a good
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  150   * minimum number: many DMA engines need a minimum of 2 buffers in the
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  151   * queue and you need to have another available for userspace processing.
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  152   */
df9ecb0cad14b9 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2015-10-28  153  static int queue_setup(struct vb2_queue *vq,
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  154  		       unsigned int *nbuffers, unsigned int *nplanes,
36c0f8b32c4bd4 samples/v4l/v4l2-pci-skeleton.c               Hans Verkuil 2016-04-15  155  		       unsigned int sizes[], struct device *alloc_devs[])
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  156  {
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  157  	struct skeleton *skel = vb2_get_drv_priv(vq);
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  158  
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  159  	skel->field = skel->format.field;
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  160  	if (skel->field == V4L2_FIELD_ALTERNATE) {
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  161  		/*
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  162  		 * You cannot use read() with FIELD_ALTERNATE since the field
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  163  		 * information (TOP/BOTTOM) cannot be passed back to the user.
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  164  		 */
3130a28a1568b1 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-23  165  		if (vb2_fileio_is_active(vq))
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  166  			return -EINVAL;
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  167  		skel->field = V4L2_FIELD_TOP;
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  168  	}
5f26f2501b8119 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-04-11  169  
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14 @170  	if (vq->num_buffers + *nbuffers < 3)
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  171  		*nbuffers = 3 - vq->num_buffers;
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  172  
df9ecb0cad14b9 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2015-10-28  173  	if (*nplanes)
df9ecb0cad14b9 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2015-10-28  174  		return sizes[0] < skel->format.sizeimage ? -EINVAL : 0;
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  175  	*nplanes = 1;
df9ecb0cad14b9 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2015-10-28  176  	sizes[0] = skel->format.sizeimage;
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  177  	return 0;
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  178  }
926977e0ae7556 Documentation/video4linux/v4l2-pci-skeleton.c Hans Verkuil 2014-03-14  179  

-- 
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