[PATCH 0/3] media: uvcvideo: Support partial control reads and minor changes

From: Ricardo Ribalda
Date: Tue Oct 08 2024 - 04:01:15 EST


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().

Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
---
Ricardo Ribalda (3):
media: uvcvideo: Support partial control reads
media: uvcvideo: Refactor uvc_query_ctrl
media: uvcvideo: Add more logging to uvc_query_ctrl_error()

drivers/media/usb/uvc/uvc_video.c | 44 +++++++++++++++++++++++++--------------
1 file changed, 28 insertions(+), 16 deletions(-)
---
base-commit: 9852d85ec9d492ebef56dc5f229416c925758edc
change-id: 20241008-uvc-readless-23f9b8cad0b3

Best regards,
--
Ricardo Ribalda <ribalda@xxxxxxxxxxxx>