linux-kernel - Re: [PATCH v2] media: uvcvideo: Fix power line control for Shine-Optics Camera

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Date: Fri, 22 Mar 2024 14:00:14 +0200
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Ricardo Ribalda <ribalda@...omium.org>
Cc: Mauro Carvalho Chehab <mchehab@...nel.org>, linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org, Yunke Cao <yunkec@...gle.com>
Subject: Re: [PATCH v2] media: uvcvideo: Fix power line control for
 Shine-Optics Camera

Hi Ricardo,

Thank you for the patch.

On Mon, Jan 08, 2024 at 02:04:16PM +0000, Ricardo Ribalda wrote:
> The device does not implement the power line frequency control
> correctly. It is a UVC 1.5 device, but implements the control as a UVC
> 1.1 device.
> 
> Add the corresponding control mapping override.
> 
> Bus 003 Device 002: ID 3277:009e Shine-Optics Integrated Camera
> Device Descriptor:
>   bLength                18
>   bDescriptorType         1
>   bcdUSB               2.01
>   bDeviceClass          239 Miscellaneous Device
>   bDeviceSubClass         2
>   bDeviceProtocol         1 Interface Association
>   bMaxPacketSize0        64
>   idVendor           0x3277
>   idProduct          0x009e
>   bcdDevice            0.01
>   iManufacturer           3 Shine-Optics
>   iProduct                1 Integrated Camera
>   iSerial                 2 0001
> 
> Signed-off-by: Ricardo Ribalda <ribalda@...omium.org>

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

> ---
> Changes in v2:
> - Fix camera name in subject
> - Link to v1: https://lore.kernel.org/r/20240108-shine-v1-1-9d7b03a1a901@chromium.org
> ---
>  drivers/media/usb/uvc/uvc_driver.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
> index 08fcd2ffa727..ceca1addd7e0 100644
> --- a/drivers/media/usb/uvc/uvc_driver.c
> +++ b/drivers/media/usb/uvc/uvc_driver.c
> @@ -3012,6 +3012,15 @@ static const struct usb_device_id uvc_ids[] = {
>  	  .bInterfaceSubClass	= 1,
>  	  .bInterfaceProtocol	= 0,
>  	  .driver_info		= (kernel_ulong_t)&uvc_ctrl_power_line_limited },
> +	/* Shine-Optics Integrated Camera */
> +	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE
> +				| USB_DEVICE_ID_MATCH_INT_INFO,
> +	  .idVendor		= 0x3277,
> +	  .idProduct		= 0x009e,
> +	  .bInterfaceClass	= USB_CLASS_VIDEO,
> +	  .bInterfaceSubClass	= 1,
> +	  .bInterfaceProtocol	= UVC_PC_PROTOCOL_15,
> +	  .driver_info		= (kernel_ulong_t)&uvc_ctrl_power_line_uvc11 },
>  	/* Acer EasyCamera */
>  	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE
>  				| USB_DEVICE_ID_MATCH_INT_INFO,
> 
> ---
> base-commit: 0dd3ee31125508cd67f7e7172247f05b7fd1753a
> change-id: 20240108-shine-06c600d17a2a
> 
> Best regards,
> -- 
> Ricardo Ribalda <ribalda@...omium.org>
> 

-- 
Regards,

Laurent Pinchart