Re: [PATCH v2 1/1] USB: serial: nct_usb_serial: add support for Nuvoton USB adapter

[Greg KH]

On Wed, Jun 04, 2025 at 10:51:54AM +0800, hsyemail2@xxxxxxxxx wrote:
> From: Sheng-Yuan Huang <syhuang3@xxxxxxxxxxx>
> 
> Add support for the Nuvoton USB-to-serial adapter, which provides
> multiple serial ports over a single USB interface.
> 
> The device exposes one control endpoint, one bulk-in endpoint, and
> one bulk-out endpoint for data transfer. Port status is reported via
> an interrupt-in or bulk-in endpoint, depending on device configuration.
> 
> This driver implements basic TTY operations.
> 
> Signed-off-by: Sheng-Yuan Huang <syhuang3@xxxxxxxxxxx>
> ---
>  drivers/usb/serial/nct_usb_serial.c | 1480 +++++++++++++++++++++++++++
>  1 file changed, 1480 insertions(+)
>  create mode 100644 drivers/usb/serial/nct_usb_serial.c

This patch does not actually allow the .c file to be built, so how was
this tested?

confused,

greg k-h