> -----Original Message----- > From: Bjørn Mork [mailto:bjorn@xxxxxxx] > Sent: den 28 januari 2009 19:22 > To: Dan Williams > Cc: Oliver Neukum; Greg KH; linux-usb@xxxxxxxxxxxxxxx; Carl Nordbeck > Subject: Re: Ericsson F3507g "stolen" by option driver > > Dan Williams <dcbw@xxxxxxxxxx> writes: > > On Wed, 2009-01-28 at 18:53 +0100, Oliver Neukum wrote: > >> Am Wednesday 28 January 2009 17:55:38 schrieb Greg KH: > >> > > > Dan, you submitted this patch, is it not really needed? > >> > > > >> > > When the 'mbm' driver is accepted upstream, the > option.c patch is > >> > > no longer required, and the VID/PID can be dropped > from option.c. > >> > > >> > As that seems to not being anywhere close to happening > yet, we'll > >> > just leave this as-is for now :( > >> > >> While that patch isn't yet ready, will the devices work > with cdc-acm > >> or cdc-ether? > > > > If they will, we can certainly move the IDs over to cdc-* > if they'll > > support the device better. It exposes at least 4 or 5 AT-capable > > serial ports, one ethernet device, and one WDM device. > > The device does work with cdc-acm. Both GPS and 3G modem (using ppp). > There are several success stories around: > http://www.tjansson.dk/?p=450 > http://redmonk.com/sogrady/2008/12/07/how-to-use-an-att-ericss on-f3507g-card-on-ubuntu-intrepid/ > http://www.thinkwiki.org/wiki/Ericsson_F3507g_Mobile_Broadband_Module > > All of these assume that cdc-acm handle the ACM interfaces. > > The wdm interfaces also work with the cdc-wdm class driver, > and can be used to configure the device. This is useful even > without the mbm interface, as the GPS part also need some OOB > configuration. > > > Bjørn > Hi, As the Ericsson module exports the device class headers as specified in the USB WHCM spec. I do think this is an error. Regardless of the mbm driver. The mbm driver will add the possibility to not use ppp. This have several advantages such as, lower power consumption and higher data rates. /BR Carl Nordbeck -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
