Re: [PATCH] Support Castles Vega5000 PoS terminal USB

[Lars Melin]

On 2/23/2020 06:32, Ondrej Jirman wrote:
> This terminal's USB port needs NO_UNION_NORMAL quirk to work with
> cdc-acm driver.
>
> Signed-off-by: Ondrej Jirman <megous@xxxxxxxxxx>
> ---
>   drivers/usb/class/cdc-acm.c | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
> index 62f4fb9b362f1..8577441c81a4d 100644
> --- a/drivers/usb/class/cdc-acm.c
> +++ b/drivers/usb/class/cdc-acm.c
> @@ -1739,6 +1739,9 @@ static const struct usb_device_id acm_ids[] = {
>   	{ USB_DEVICE(0x22b8, 0x2d9a),   /* modem + AT port + diagnostics + NMEA */
>   	.driver_info = NO_UNION_NORMAL, /* handle only modem interface          */
>   	},
> +	{ USB_DEVICE(0x0ca6, 0xa050), /* Castles Technology VEGA 5000 */
> +	.driver_info = NO_UNION_NORMAL, /* reports zero length descriptor */
> +	},
>   
>   	{ USB_DEVICE(0x0572, 0x1329), /* Hummingbird huc56s (Conexant) */
>   	.driver_info = NO_UNION_NORMAL, /* union de

This quirk is in the driver since almost a year ago.

br
/Lars