usb/91546: [umodem] [patch] Nokia 6630 mobile phone does not work

Eugene Grosbein eugen at
Wed Sep 26 07:52:21 PDT 2007

On Wed, Sep 26, 2007 at 07:32:01PM +0800, Eugene Grosbein wrote:
> On Tue, 25 Sep 2007, Warner Losh wrote:
> > My modem doesn't have a CM descriptor and I quirked it before.  I
> > moved the quirk code and it works now without it.  The Union code
> > from NetBSD didn't look relevant at all when you chased down all the
> > things that it actually did, but maybe I missed something.
> > Given that umodem from current should just work on -stable w/o any
> > changes (you may need ucom too, which does need one or two changes),
> > it would be worth a shot at trying it.
> I've taken umodem.c,v 1.71 (no changes) and ucom.c,v 1.64 (one-line
> change for ttycreate() call) from CURRENT, rebuild kernel modules
> and tried - no luck, it's attached as ugen:
> umodem_get_desc: no CM desc
> ugen2: Nokia Nokia E50, rev 2.00/1.00, addr 2

Please take a look at this also:

It seems that NetBSD's code is not complete for my case too,
but Linux's cdc-acm.c is able to deal with such devices.

Eugene Grosbein

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