Hi Ricardo,
On 20-Nov-24 4:26 PM, Ricardo Ribalda wrote:
Some cameras do not return all the bytes requested from a control if it can fit in less bytes. Eg: returning 0xab instead of 0x00ab. Support these devices.
Also, now that we are at it, improve uvc_query_ctrl() logging.
Signed-off-by: Ricardo Ribalda ribalda@chromium.org
Thank you for your patches, I have pushed both patches to:
https://gitlab.freedesktop.org/linux-media/users/uvc/-/commits/next/
now.
Regards,
Hans
Changes in v4:
- Improve comment.
- Keep old likely(ret == size)
- Link to v3: https://lore.kernel.org/r/20241118-uvc-readless-v3-0-d97c1a3084d0@chromium.o...
Changes in v3:
- Improve documentation.
- Do not change return sequence.
- Use dev_ratelimit and dev_warn_once
- Link to v2: https://lore.kernel.org/r/20241008-uvc-readless-v2-0-04d9d51aee56@chromium.o...
Changes in v2:
- Rewrite error handling (Thanks Sakari)
- Discard 2/3. It is not needed after rewriting the error handling.
- Link to v1: https://lore.kernel.org/r/20241008-uvc-readless-v1-0-042ac4581f44@chromium.o...
Ricardo Ribalda (2): media: uvcvideo: Support partial control reads media: uvcvideo: Add more logging to uvc_query_ctrl()
drivers/media/usb/uvc/uvc_video.c | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-)
base-commit: 9852d85ec9d492ebef56dc5f229416c925758edc change-id: 20241008-uvc-readless-23f9b8cad0b3
Best regards,