On 21 October 2016 at 18:25, Oliver Zemann <oliver.zemann@xxxxxxxxx> wrote: > The problem is gone with kernel 4.7.3 on armbian - both compex cards work > (wle600, wle900), unfortunately that kernel does not support sfp (seems like > its kind of proprietary drivers from clearfog). So its a driver issue but i > have no clue who to contact or where to file a bug report. The only > available kernel which supports sfp (from solidrun, vendor of the clearfog > board) is 4.4.23 > > I am wondering if i could simply checkout the 4.4.x sources, merge the > atheros drivers in it and try to rebuild the kernel? That's what backports[1] are for. The problem could be in the pci subsystem though so backporting the driver itself might not solve your problem. [1]: https://wireless.wiki.kernel.org/en/users/drivers/ath10k/backports Michał