Re: [PATCH 0/3] uvcvideo: Fix hw timestamp in Sunplus modules

From: hn . chen
Date: Tue Oct 12 2021 - 04:30:46 EST


Tested-by: hn.chen <hn.chen@xxxxxxxxxxxxx>
This patched drvier can find the SPIT's device to set the quirk value and
timestamps look ok.
The platform I used is a x64 pc running Chromium OS with kernel 4.14.

note: Backported to 4.14 for our test due to platform requirements.






From: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
To: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>, Mauro
Carvalho Chehab <mchehab@xxxxxxxxxx>, linux-media@xxxxxxxxxxxxxxx,
linux-kernel@xxxxxxxxxxxxxxx, hn.chen@xxxxxxxxxxxxx,
Cc: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
Date: 2021/09/16 上午 04:37
Subject: [PATCH 0/3] uvcvideo: Fix hw timestamp in Sunplus modules



Add a quirk to fix the hardware timestamping in Sunplus camera modules.

Ricardo Ribalda (3):
media: uvc: Extend documentation of uvc_video_clock_decode()
media: uvc: Allow quirking by entity guid
media: uvc: Create UVC_QUIRK_IGNORE_EMPTY_TS quirk

drivers/media/usb/uvc/uvc_driver.c | 36 ++++++++++++++++++++++++++++++
drivers/media/usb/uvc/uvc_video.c | 11 +++++++++
drivers/media/usb/uvc/uvcvideo.h | 1 +
3 files changed, 48 insertions(+)

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2.33.0.309.g3052b89438-goog