From mboxrd@z Thu Jan 1 00:00:00 1970 From: Clemens Ladisch Subject: Re: USB Quirks for Boss JS-8 Date: Mon, 21 Mar 2011 14:32:50 +0100 Message-ID: <4D875382.9000707@ladisch.de> References: <201103181756.53155.maillist@superlative.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from out3.smtp.messagingengine.com (out3.smtp.messagingengine.com [66.111.4.27]) by alsa0.perex.cz (Postfix) with ESMTP id 3AAD2243B7 for ; Mon, 21 Mar 2011 14:31:20 +0100 (CET) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Daniel Mack Cc: alsa-devel@alsa-project.org, "Keith A. Milner" List-Id: alsa-devel@alsa-project.org Daniel Mack wrote: > On Fri, Mar 18, 2011 at 6:56 PM, Keith A. Milner > wrote: > > Hi, > > I'm looking at developing a quirk for the Boss JS-8. The lsusb is as follows: > > [...] > > > I wasn't entirely sure about the quirk syntax as the two interfaces are at EP > > 4 and EP5. Does this mean I need to ignore the (non-existant) lower > > interfaces? Here's what I came up with: > > Does this quirk help anything? Certainly not; endpoint numbers are not interface numbers. Try with audio interfaces 0 and 1 and MIDI interface 2. > I'm just asking because looking at the descriptors,it's not clear > whether this device does comply to any standard interfaces at all. Many Roland devices work this way. (And I'd expect any USB audio developer to instantly recognize descriptors like "0b 24 02 01 02 04 18 01 44 ac 00". ;-) Regards, Clemens