linux-kernel - Re: [PATCH v4 2/2] media: uvcvideo: Add D436 and D555 cameras metadata support

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Message-ID: <CANiDSCtkhaVN_7FawWYVX_DX0anLtU1tkJdRyEDinbkLdR8WDg@mail.gmail.com>
Date: Mon, 27 Oct 2025 08:56:41 +0100
From: Ricardo Ribalda <ribalda@...omium.org>
To: yogev.modlin@...lsenseai.com
Cc: Laurent Pinchart <laurent.pinchart@...asonboard.com>, Hans de Goede <hansg@...nel.org>, 
	Mauro Carvalho Chehab <mchehab@...nel.org>, linux-media@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 2/2] media: uvcvideo: Add D436 and D555 cameras
 metadata support

HI Yogev

On Sun, 26 Oct 2025 at 17:43, ymodlin via B4 Relay
<devnull+yogev.modlin.realsenseai.com@...nel.org> wrote:
>
> From: ymodlin <yogev.modlin@...lsenseai.com>
>
> Add support for Intel RealSense D436 and D555 depth cameras metadata.
> These cameras use the D4XX metadata format for transmitting depth and
> sensor information.
>
> The D555 camera uses UVC protocol version 1.5, while the D436 uses
> an undefined protocol version. Both cameras require the D4XX metadata
> format flag to properly handle their metadata streams.

This is the lsusb -v output previously sent to the ML:
https://lore.kernel.org/linux-media/wm5gfxhvifqamhatze5pfeyzfm6hnyknd4ww2bf75nwmw3okyn@7jmk66eibia5/

>
> Signed-off-by: ymodlin <yogev.modlin@...lsenseai.com>
Reviewed-by: Ricardo Ribalda <ribalda@...omium.org>
> ---
>  drivers/media/usb/uvc/uvc_driver.c | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
>
> diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
> index dbdacc64ea6b..cf3ee33cdfd4 100644
> --- a/drivers/media/usb/uvc/uvc_driver.c
> +++ b/drivers/media/usb/uvc/uvc_driver.c
> @@ -3196,6 +3196,15 @@ static const struct usb_device_id uvc_ids[] = {
>           .bInterfaceSubClass   = 1,
>           .bInterfaceProtocol   = 0,
>           .driver_info          = UVC_INFO_META(V4L2_META_FMT_D4XX) },
> +       /* Intel Realsense D555 Depth Camera */
> +       { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
> +                               | USB_DEVICE_ID_MATCH_INT_INFO,
> +         .idVendor             = 0x8086,
> +         .idProduct            = 0x0b56,
> +         .bInterfaceClass      = USB_CLASS_VIDEO,
> +         .bInterfaceSubClass   = 1,
> +         .bInterfaceProtocol   = UVC_PC_PROTOCOL_15,
> +         .driver_info          = UVC_INFO_META(V4L2_META_FMT_D4XX) },
>         /* Intel Realsense D405 Depth Camera */
>         { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
>                                 | USB_DEVICE_ID_MATCH_INT_INFO,
> @@ -3223,6 +3232,15 @@ static const struct usb_device_id uvc_ids[] = {
>           .bInterfaceSubClass   = 1,
>           .bInterfaceProtocol   = 0,
>           .driver_info          = UVC_INFO_META(V4L2_META_FMT_D4XX) },
> +       /* Intel Realsense D436 Camera */
> +       { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
> +                               | USB_DEVICE_ID_MATCH_INT_INFO,
> +         .idVendor             = 0x8086,
> +         .idProduct            = 0x1156,
> +         .bInterfaceClass      = USB_CLASS_VIDEO,
> +         .bInterfaceSubClass   = 1,
> +         .bInterfaceProtocol   = UVC_PC_PROTOCOL_UNDEFINED,
> +         .driver_info          = UVC_INFO_META(V4L2_META_FMT_D4XX) },
>         /* Generic USB Video Class */
>         { USB_INTERFACE_INFO(USB_CLASS_VIDEO, 1, UVC_PC_PROTOCOL_UNDEFINED) },
>         { USB_INTERFACE_INFO(USB_CLASS_VIDEO, 1, UVC_PC_PROTOCOL_15) },
>
> --
> 2.43.0
>
>
>


-- 
Ricardo Ribalda