Hi, On Mon, Nov 7, 2016 at 7:02 PM, Oliver Neukum <oneu...@suse.com> wrote: > On Fri, 2016-11-04 at 17:57 +0800, Kai-Heng Feng wrote: >> Sometimes cdc_mbim failed to probe if runtime pm is enabled: >> [ 9.305626] cdc_mbim: probe of 2-2:1.12 failed with error -22 >> >> This can be solved by increase its pm usage counter. >> >> Signed-off-by: Kai-Heng Feng <kai.heng.f...@canonical.com> > > For the record: > > NAK. This fixes a symptom. If this patch helps something is broken in > device core. We need to find that. >
Please check attached dmesg with usbcore.dyndbg="+p". Thanks! > Regards > Oliver > >
dmesg
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