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From:   Ricardo Ribalda <ribalda@chromium.org>
To:     Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Hans Verkuil <hverkuil-cisco@xs4all.nl>,
        Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
        linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
        tfiga@chromium.org
Cc:     Ricardo Ribalda <ribalda@chromium.org>
Subject: [PATCH v7 00/17] uvcvideo: Fix v4l2-compliance errors
Date:   Thu, 18 Mar 2021 21:29:11 +0100
Message-Id: <20210318202928.166955-1-ribalda@chromium.org>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

v4l2-compliance -m /dev/media0 -a -f
Total for uvcvideo device /dev/media0: 8, Succeeded: 6, Failed: 2, Warnings: 0
Total for uvcvideo device /dev/video0: 54, Succeeded: 50, Failed: 4, Warnings: 2
Total for uvcvideo device /dev/video1: 46, Succeeded: 46, Failed: 0, Warnings: 0
Grand Total for uvcvideo device /dev/media0: 108, Succeeded: 102,
Failed: 6, Warnings: 2

After fixing all of them we go down to:

Total for uvcvideo device /dev/media0: 8, Succeeded: 8, Failed: 0, Warnings: 0
Total for uvcvideo device /dev/video0: 54, Succeeded: 54, Failed: 0, Warnings: 0
Total for uvcvideo device /dev/video1: 46, Succeeded: 46, Failed: 0, Warnings: 0
Grand Total for uvcvideo device /dev/media0: 108, Succeeded: 108,
Failed: 0, Warnings: 0

YES, NO MORE WARNINGS :)

Note that we depend on:
https://patchwork.linuxtv.org/project/linux-media/patch/20210315172531.101694-1-ribalda@chromium.org/

With Hans patch we can also pass v4l2-compliance -s.

Changelog  from v6 (Thanks to Hans)
- Squash all check_ext_ctrls patches
- Add documentation patch
- Return the correct ctrl_idx if the hw fails
- Fix accessible typo
- Set the proper name also for the metadata node

Hans Verkuil (1):
  uvc: use vb2 ioctl and fop helpers

Ricardo Ribalda (16):
  media: v4l2-ioctl: Fix check_ext_ctrls
  media: pvrusb2: Do not check for V4L2_CTRL_WHICH_DEF_VAL
  media: uvcvideo: Do not check for V4L2_CTRL_WHICH_DEF_VAL
  media: uvcvideo: Set capability in s_param
  media: uvcvideo: Return -EIO for control errors
  media: uvcvideo: refactor __uvc_ctrl_add_mapping
  media: uvcvideo: Add support for V4L2_CTRL_TYPE_CTRL_CLASS
  media: uvcvideo: Use dev->name for querycap()
  media: uvcvideo: Set unique vdev name based in type
  media: uvcvideo: Increase the size of UVC_METADATA_BUF_SIZE
  media: uvcvideo: Use control names from framework
  media: uvcvideo: Check controls flags before accessing them
  media: uvcvideo: Return -EACCES to inactive controls
  media: docs: Document the behaviour of uvcdriver
  media: uvcvideo: Refactor __uvc_ctrl_commit
  media: uvcvideo: Set error_idx during ctrl_commit errors

 .../userspace-api/media/v4l/vidioc-g-ctrl.rst |   5 +
 .../media/v4l/vidioc-g-ext-ctrls.rst          |   5 +
 drivers/media/usb/pvrusb2/pvrusb2-v4l2.c      |   4 -
 drivers/media/usb/uvc/uvc_ctrl.c              | 312 +++++++++++----
 drivers/media/usb/uvc/uvc_driver.c            |  22 +-
 drivers/media/usb/uvc/uvc_metadata.c          |  10 +-
 drivers/media/usb/uvc/uvc_queue.c             | 143 -------
 drivers/media/usb/uvc/uvc_v4l2.c              | 360 ++++--------------
 drivers/media/usb/uvc/uvc_video.c             |  13 +-
 drivers/media/usb/uvc/uvcvideo.h              |  53 +--
 drivers/media/v4l2-core/v4l2-ioctl.c          |  59 ++-
 11 files changed, 408 insertions(+), 578 deletions(-)

-- 
2.31.0.rc2.261.g7f71774620-goog