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[85.228.174.190]) by smtp.gmail.com with ESMTPSA id c1sm2583968ljd.105.2020.10.05.04.06.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Oct 2020 04:06:41 -0700 (PDT) Received: from johan by xi.terra with local (Exim 4.93.0.4) (envelope-from ) id 1kPOKE-0005gb-P8; Mon, 05 Oct 2020 13:06:38 +0200 Date: Mon, 5 Oct 2020 13:06:38 +0200 From: Johan Hovold To: Wilken Gottwalt Cc: Johan Hovold , linux-kernel@vger.kernel.org, =?iso-8859-1?Q?Bj=F8rn?= Mork , "David S. Miller" , Jakub Kicinski , Greg Kroah-Hartman , netdev@vger.kernel.org, linux-usb@vger.kernel.org Subject: Re: [PATCH 2/2] usb: serial: option: add Cellient MPL200 card Message-ID: <20201005110638.GP5141@localhost> References: <3db5418fe9e516f4b290736c5a199c9796025e3c.1601715478.git.wilken.gottwalt@mailbox.org> <20201005082045.GL5141@localhost> <20201005130134.459b4de9@monster.powergraphx.local> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201005130134.459b4de9@monster.powergraphx.local> Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Mon, Oct 05, 2020 at 01:01:34PM +0200, Wilken Gottwalt wrote: > On Mon, 5 Oct 2020 10:20:45 +0200 > Johan Hovold wrote: > > > On Sat, Oct 03, 2020 at 11:40:29AM +0200, Wilken Gottwalt wrote: > > > Add usb ids of the Cellient MPL200 card. > > > > > > Signed-off-by: Wilken Gottwalt > > > --- > > > @@ -1982,6 +1983,8 @@ static const struct usb_device_id option_ids[] = { > > > { USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, > > > 0x02, 0x01) }, { USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, > > > 0xff, 0x00, 0x00) }, { USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MEN200) }, > > > + { USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MPL200), > > > + .driver_info = RSVD(1) | RSVD(4) }, > > > > Would you mind posting the output of "lsusb -v" for this device? > > I would like to, but unfortunately I lost access to this really rare hardware > about a month ago. It is a Qualcomm device (0x05c6:0x9025) with a slightly > modified firmware to rebrand it as a Cellient product with a different vendor > id. How to proceed here, if I have no access to it anymore? Drop it? No, that's ok, I've applied the patch now. It's just that in case we ever need to revisit the handling of quirky devices, it has proven useful to have a record the descriptors. Do you remember the interface layout and why you blacklisted interface 1? Johan