Re: 3.9.2 kernel - IR / em28xx_rc broken?

["Frank Schäfer" <fschaefer.oss@googlemail.com>]

Am 19.05.2013 21:59, schrieb Chris Rankin:
> ----- Original Message -----
>
>> Hmm... that's weird. Are you sure about that ? Is this really a 3.9.2 vanilla kernel ?
> Quite sure, although it turns out that there's a bit more to it. Here is the dmesg output with my debugging messages in:
>
> [ 6263.496794] em28174 #0: Calling em28xx_ir_change_protocol...
> [ 6263.533332] em28174 #0: Calling em2874_ir_change_protocol...(type=1)
> [ 6263.576099] Registered IR keymap rc-pinnacle-pctv-hd
> [ 6263.607181] input: em28xx IR (em28174 #0) as /devices/pci0000:00/0000:00:1d.7/usb10/10-4/rc/rc6/input22
> [ 6263.608329] ir-keytable[30882]: segfault at 0 ip 0000000000401cc0 sp 00007fff7ca22dd0 error 4 in ir-keytable[400000+8000]
> [ 6263.756019] rc6: em28xx IR (em28174 #0) as /devices/pci0000:00/0000:00:1d.7/usb10/10-4/rc/rc6
> [ 6263.816551] em28174 #0: Calling em28xx_ir_change_protocol...
> [ 6263.853024] em28174 #0: Calling em2874_ir_change_protocol...(type=8)
> [ 6263.895796] Em28xx: Initialized (Em28xx Input Extension) extension
>
> This is the state after I have loaded my em28xx_rc modue. But then I need to call ir-keytable:
>
> # ir-keytable -a /etc/rc_maps.cfg -s rc6
>
> [ 6284.491992] em28174 #0: Calling em28xx_ir_change_protocol...
> [ 6284.528492] em28174 #0: Calling em2874_ir_change_protocol...(type=1)
>
> And this seems to reset the protocol back to "unknown". (But I need to use this other remote control to use VDR - the PCTV one just doesn't have enough buttons).
Ok, then it seems to be no em28xx issue.
What happens with kernel 3.8 ? Does ir-keytable trigger an
em28xx_ir_change_protocol() call there, too, but with type=8 ? Or is
this call missing ?

I'm not familar with ir-keytable and the RC core.
Mauro ? Can you take over ? ;)

Regards,
Frank