Re: [PATCH v3 4/4] uvcvideo: add a metadata device node

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Hi Guennadi,

[auto build test ERROR on linuxtv-media/master]
[also build test ERROR on v4.9 next-20161209]
[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/Guennadi-Liakhovetski/uvcvideo-metadata-device-node/20161213-004101
base:   git://linuxtv.org/media_tree.git master
config: i386-randconfig-a0-12120946 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   drivers/media/usb/uvc/uvc_queue.c: In function 'uvc_queue_setup':
>> drivers/media/usb/uvc/uvc_queue.c:81:7: error: 'V4L2_BUF_TYPE_META_CAPTURE' undeclared (first use in this function)
     case V4L2_BUF_TYPE_META_CAPTURE:
          ^~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/usb/uvc/uvc_queue.c:81:7: note: each undeclared identifier is reported only once for each function it appears in
   drivers/media/usb/uvc/uvc_queue.c: In function 'uvc_buffer_prepare':
   drivers/media/usb/uvc/uvc_queue.c:121:7: error: 'V4L2_BUF_TYPE_META_CAPTURE' undeclared (first use in this function)
     case V4L2_BUF_TYPE_META_CAPTURE:
          ^~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/usb/uvc/uvc_queue.c: In function 'uvc_stop_streaming':
   drivers/media/usb/uvc/uvc_queue.c:198:18: error: 'V4L2_BUF_TYPE_META_CAPTURE' undeclared (first use in this function)
     if (vq->type != V4L2_BUF_TYPE_META_CAPTURE) {
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~
--
   drivers/media/usb/uvc/uvc_metadata.c: In function 'meta_v4l2_get_format':
>> drivers/media/usb/uvc/uvc_metadata.c:59:45: error: 'union <anonymous>' has no member named 'meta'
     struct v4l2_meta_format *fmt = &format->fmt.meta;
                                                ^
   In file included from arch/x86/include/asm/string.h:2:0,
                    from include/linux/string.h:18,
                    from arch/x86/include/asm/page_32.h:34,
                    from arch/x86/include/asm/page.h:13,
                    from arch/x86/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:58,
                    from arch/x86/include/asm/preempt.h:6,
                    from include/linux/preempt.h:59,
                    from include/linux/spinlock.h:50,
                    from include/linux/seqlock.h:35,
                    from include/linux/time.h:5,
                    from include/linux/stat.h:18,
                    from include/linux/module.h:10,
                    from drivers/media/usb/uvc/uvc_metadata.c:15:
>> drivers/media/usb/uvc/uvc_metadata.c:64:24: error: dereferencing pointer to incomplete type 'struct v4l2_meta_format'
     memset(fmt, 0, sizeof(*fmt));
                           ^~
   arch/x86/include/asm/string_32.h:325:52: note: in definition of macro 'memset'
    #define memset(s, c, count) __builtin_memset(s, c, count)
                                                       ^~~~~
   drivers/media/usb/uvc/uvc_metadata.c: At top level:
>> drivers/media/usb/uvc/uvc_metadata.c:74:2: error: unknown field 'vidioc_g_fmt_meta_cap' specified in initializer
     .vidioc_g_fmt_meta_cap  = meta_v4l2_get_format,
     ^
>> drivers/media/usb/uvc/uvc_metadata.c:74:28: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
     .vidioc_g_fmt_meta_cap  = meta_v4l2_get_format,
                               ^~~~~~~~~~~~~~~~~~~~
   drivers/media/usb/uvc/uvc_metadata.c:74:28: note: (near initialization for 'uvc_meta_ioctl_ops.vidioc_enum_fmt_vid_cap')
>> drivers/media/usb/uvc/uvc_metadata.c:75:2: error: unknown field 'vidioc_s_fmt_meta_cap' specified in initializer
     .vidioc_s_fmt_meta_cap  = meta_v4l2_get_format,
     ^
   drivers/media/usb/uvc/uvc_metadata.c:75:28: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
     .vidioc_s_fmt_meta_cap  = meta_v4l2_get_format,
                               ^~~~~~~~~~~~~~~~~~~~
   drivers/media/usb/uvc/uvc_metadata.c:75:28: note: (near initialization for 'uvc_meta_ioctl_ops.vidioc_enum_fmt_vid_overlay')
>> drivers/media/usb/uvc/uvc_metadata.c:76:2: error: unknown field 'vidioc_try_fmt_meta_cap' specified in initializer
     .vidioc_try_fmt_meta_cap = meta_v4l2_get_format,
     ^
   drivers/media/usb/uvc/uvc_metadata.c:76:29: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
     .vidioc_try_fmt_meta_cap = meta_v4l2_get_format,
                                ^~~~~~~~~~~~~~~~~~~~
   drivers/media/usb/uvc/uvc_metadata.c:76:29: note: (near initialization for 'uvc_meta_ioctl_ops.vidioc_enum_fmt_vid_out')
   drivers/media/usb/uvc/uvc_metadata.c: In function 'uvc_meta_register':
>> drivers/media/usb/uvc/uvc_metadata.c:135:22: error: 'V4L2_CAP_META_CAPTURE' undeclared (first use in this function)
     vdev->device_caps = V4L2_CAP_META_CAPTURE | V4L2_CAP_STREAMING;
                         ^~~~~~~~~~~~~~~~~~~~~
   drivers/media/usb/uvc/uvc_metadata.c:135:22: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/media/usb/uvc/uvc_metadata.c:141:16: error: 'V4L2_BUF_TYPE_META_CAPTURE' undeclared (first use in this function)
     queue->type = V4L2_BUF_TYPE_META_CAPTURE;
                   ^~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/V4L2_BUF_TYPE_META_CAPTURE +81 drivers/media/usb/uvc/uvc_queue.c

    75	{
    76		struct uvc_video_queue *queue = vb2_get_drv_priv(vq);
    77		struct uvc_streaming *stream;
    78		unsigned int size;
    79	
    80		switch (vq->type) {
  > 81		case V4L2_BUF_TYPE_META_CAPTURE:
    82			size = UVC_PAYLOAD_HEADER_MAX_SIZE;
    83	
    84			if (*nplanes && *nplanes != 1)

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

Attachment: .config.gz
Description: application/gzip


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