linux-kernel - Re: [PATCH 1/1] x86: Fix reading the current exposure value of UVC

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <622811445373860@web25g.yandex.ru>
Date:	Tue, 20 Oct 2015 23:44:20 +0300
From:	Шокуров Антон <shokurov.anton.v@...dex.ru>
To:	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	"linux-media@...r.kernel.org" <linux-media@...r.kernel.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] x86: Fix reading the current exposure value of UVC

Hello!

Have you received my patch? When will it be included in the kernel?

Thanks!

19.10.2015, 00:02, "Anton V. Shokurov" <shokurov.anton.v@...dex.ru>:
> V4L2_CID_EXPOSURE_ABSOLUTE property does not return an updated value when
> autoexposure (V4L2_CID_EXPOSURE_AUTO) is turned on. This patch fixes this
> issue by adding the UVC_CTRL_FLAG_AUTO_UPDATE flag.
>
> Tested on a C920 camera.
>
> Signed-off-by: Anton V. Shokurov <shokurov.anton.v@...dex.ru>
> ---
>  drivers/media/usb/uvc/uvc_ctrl.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
> index 3e59b28..c2ee6e3 100644
> --- a/drivers/media/usb/uvc/uvc_ctrl.c
> +++ b/drivers/media/usb/uvc/uvc_ctrl.c
> @@ -227,7 +227,8 @@ static struct uvc_control_info uvc_ctrls[] = {
>                  .size = 4,
>                  .flags = UVC_CTRL_FLAG_SET_CUR
>                                  | UVC_CTRL_FLAG_GET_RANGE
> - | UVC_CTRL_FLAG_RESTORE,
> + | UVC_CTRL_FLAG_RESTORE
> + | UVC_CTRL_FLAG_AUTO_UPDATE,
>          },
>          {
>                  .entity = UVC_GUID_UVC_CAMERA,
> --
> 2.6.0
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/