From: Pontus Stenetorp <pontus@stenetorp.se>
Subject: Re: MELCO (Buffalo) WLI-UV-AG300 WiFi USB adapter support for athn(4)
To: tech@openbsd.org
Date: Wed, 19 Aug 2026 01:21:10 +0900

On Sat 30 May 2026, Pontus Stenetorp wrote:
> 
> Possibly Japan-exclusive MELCO (Buffalo) WLI-UV-AG300 WiFi USB adapter with AR9280+AR7010 chipset. Says WLI-UV-AG300P on the package, but WLI-UV-AG300 on the adapter itself. Only needed the vendor and device IDs added to work. Ok?

Ping? Device working fine on my end with a custom kernel, but do ask if further testing is needed.

> diff /usr/src
> path + /usr/src
> commit - 0120f5b67b1edd3eeacc2e18c0a21209b21a3c10
> blob - 0eed5ca2a34603039cad0f8d196dbd960dcaa2b2
> file + sys/dev/usb/if_athn_usb.c
> --- sys/dev/usb/if_athn_usb.c
> +++ sys/dev/usb/if_athn_usb.c
> @@ -87,6 +87,8 @@ static const struct athn_usb_type {
>  	   ATHN_USB_FLAG_AR7010 },
>  	{{ USB_VENDOR_PANASONIC, USB_PRODUCT_PANASONIC_N5HBZ0000055 },
>  	   ATHN_USB_FLAG_AR7010 },
> +	{{ USB_VENDOR_MELCO, USB_PRODUCT_MELCO_WLIUVAG300 },
> +	   ATHN_USB_FLAG_AR7010 },
>  	{{ USB_VENDOR_MELCO, USB_PRODUCT_MELCO_UWABR100 },
>  	   ATHN_USB_FLAG_AR7010 },
>  	{{ USB_VENDOR_VIA, USB_PRODUCT_VIA_AR9271 }}
> commit - 0120f5b67b1edd3eeacc2e18c0a21209b21a3c10
> blob - c9e442e992f614de2700be64df9f2a54075666e8
> file + sys/dev/usb/usbdevs.h
> --- sys/dev/usb/usbdevs.h
> +++ sys/dev/usb/usbdevs.h
> @@ -3164,6 +3164,7 @@
>  #define	USB_PRODUCT_MELCO_WLIUCGN	0x015d		/* WLI-UC-GN */
>  #define	USB_PRODUCT_MELCO_WLIUCG301N	0x016f		/* WLI-UC-G301N */
>  #define	USB_PRODUCT_MELCO_UWABR100	0x017f		/* SONY UWA-BR100 */
> +#define	USB_PRODUCT_MELCO_WLIUVAG300	0x0197		/* WLI-UV-AG300 */
>  #define	USB_PRODUCT_MELCO_WLIUCGNM	0x01a2		/* WLI-UC-GNM */
>  #define	USB_PRODUCT_MELCO_WLIUCGNM2	0x01ee		/* WLI-UC-GNM2 */