From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Giovanni Maruzzelli" Subject: Re: No sound from usb on Motorola C350 cellphone Date: Mon, 12 Nov 2007 19:49:20 +0100 Message-ID: <7c5010d60711121049q3ed60354me3c7dd492163043a@mail.gmail.com> References: <7c5010d60711120528u16bef715ua48f440c49d962d1@mail.gmail.com> <7c5010d60711120534l13376fc9gc71228ca84322ddc@mail.gmail.com> <47385A14.4000301@gmail.com> <7c5010d60711120555r28363e3ax8bb1efa33209cc8c@mail.gmail.com> <7c5010d60711120557yed3e6cdn357553022d11788c@mail.gmail.com> <47385FAE.9070408@gmail.com> <20071112103947.0e3afc4b@jutz-gnto64> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from wr-out-0506.google.com (wr-out-0506.google.com [64.233.184.227]) by alsa0.perex.cz (Postfix) with ESMTP id 59FF7243F5 for ; Mon, 12 Nov 2007 19:56:40 +0100 (CET) Received: by wr-out-0506.google.com with SMTP id 58so940295wri for ; Mon, 12 Nov 2007 10:56:38 -0800 (PST) In-Reply-To: <20071112103947.0e3afc4b@jutz-gnto64> Content-Disposition: inline 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: John Utz Cc: alsa-devel@alsa-project.org, "Alexander E. Patrakov" List-Id: alsa-devel@alsa-project.org Johnu, device string, and all the "usual" kind of detailed informations are in the files contained by the compressed archive you can download at: http://www.celliax.org/c350_usb_sound.tgz (lsusb -vv before and after, stream0, etc etc). maybe there is need for a quirk in snd_usb_audio ? the problem is that the device appear to works, but do not captures or plays samples. On Nov 12, 2007 7:39 PM, John Utz wrote: > Hi All; > > I think this is a totally fascinating thing and i hope it will be > possible to make it work..... > > onto the specifics > > On Mon, 12 Nov 2007 19:14:06 +0500 > "Alexander E. Patrakov" wrote: > > > > Giovanni Maruzzelli wrote: > > > Needs more info, tests? > > > > If you can make the audio functionality work under Windows 2000 or XP > > with the new (non-standard) driver, snoopy logs will be interesting. > > Snoopy is available from http://www.wingmanteam.com/usbsnoopy/ or > > (different version) http://sourceforge.net/projects/usbsnoop/ > > > > i am not staring at the USB code right now (it's on a different box), > but i would think that one of the first things that you might need to > uncover is the USB device string. It may be offered up as part of the > device probe when it's attached (check in dmesg) or you may find it in > a registry or .inf file on the windows file system after you install > the drivers. > > if it's a class compliant device, then it may just work once alsa get's > taught about it (dont hold me to that, i am not looking at code) > > however, as one of you alluded to, there may be an AT command that > needs to get tickled to turn it on. > > the other annoying thing to consider is that it may actually be probe > and connected, but you havent yet figured out how to turn up the > volume :-( (yes, that happens) > > i'll be really curious about this, so please continue to share with > the list.... > > tnx! > > johnu > >