On Mon, Nov 25, 2013 at 06:15:28PM -0800, Dmitry Kunilov wrote: > Hi everyone, > > As a late follow-up to the discussion that happened in June about moving > support for most ZTE CDMA devices from option.c to zte_ev.c (where the > decision was to "convert and see if anyone complains"), I'd like to complain > :) > > We have a park of approximately thirty ZTE AC2726 EVDO modems connected to > Broadcom-based routers running Linux-mips. After recent upgrade from ancient > 2.6.22 to relatively modern 3.9.11, all 30 are having the same problem: pppd > connects and Internet access works for 20 to 60 seconds, then connectivity > drops and pppd logs an LCP timeout. After that, pppd is able to restart the > connection and run for another 20-60 seconds. > > I did notice that these modems are now handled by zte_ev instead of option, > so I went and moved all the DEVICE_INFO's back from zte_ev.c to option.c and > also disabled zte_ev module in the kernel configuration. After this change, > the modems work just fine, like they did on 2.6.22 - using the option > driver. > > Please let me know if there is any debug info I can collect to help resolve > this issue. What are the device ids of your devices that you needed to move back to the option driver? thanks, greg k-h -- 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