[mythtv-users] HVR-1600 issue

[John P Poet]

On Sun, Dec 6, 2015 at 2:06 PM Chris Porter <hoodlum7 at gmail.com> wrote:

> I recently upgraded from Kernel 3.10.17 to 4.1.13 and I have encountered
> an issue recording analog. When on the kernel 4.1.13 I get the following
> errors in the MythTV backend log
>
> 2015-12-06 00:39:16.684538 D [7969/8965] ProcessRequest livetvchain.cpp:32
> (LiveTVChain) - LiveTVChain(): ctor
> 2015-12-06 00:39:16.685764 I [7969/7985] TVRecEvent tv_rec.cpp:1051
> (HandleStateChange) - TVRec[8]: Changing from None to
>  WatchingLiveTV
> 2015-12-06 00:39:16.688534 I [7969/7985] TVRecEvent tv_rec.cpp:3604
> (TuningCheckForHWChange) - TVRec[8]: HW Tuner: 8->8
> 2015-12-06 00:39:16.698083 I [7969/7985] TVRecEvent
> recorders/v4lchannel.cpp:558 (SetInputAndFormat) - V4LChannel[8](/dev
> /video-cx18-0): SetInputAndFormat(4, NTSC) (v4l v2) input_switch: 0
> mode_switch: 1
> 2015-12-06 00:39:16.698105 E [7969/7985] TVRecEvent
> recorders/v4lchannel.cpp:570 (SetInputAndFormat) - V4LChannel[8](/dev
> /video-cx18-0): SetInputAndFormat(4, NTSC)
>                         while disabling streaming (v4l v2)
>                         eno: Invalid argument (22)
> 2015-12-06 00:39:16.698857 I [7969/7985] TVRecEvent
> recorders/v4lchannel.cpp:558 (SetInputAndFormat) - V4LChannel[8](/dev
> /video-cx18-0): SetInputAndFormat(4, NTSC) (v4l v2) input_switch: 0
> mode_switch: 1
> 2015-12-06 00:39:16.698875 E [7969/7985] TVRecEvent
> recorders/v4lchannel.cpp:570 (SetInputAndFormat) - V4LChannel[8](/dev
> /video-cx18-0): SetInputAndFormat(4, NTSC)
>                         while disabling streaming (v4l v2)
>                         eno: Invalid argument (22)
> 2015-12-06 00:39:16.698883 E [7969/7985] TVRecEvent
> recorders/v4lchannel.cpp:652 (SwitchToInput) - V4LChannel[8](/dev/vid
> eo-cx18-0): SetInputAndFormat() failed
> 2015-12-06 00:39:16.698890 E [7969/7985] TVRecEvent tv_rec.cpp:3793
> (TuningFrequency) - TVRec[8]: Failed to set channel t
> o 10. Reverting to kState_None
> 2015-12-06 00:39:16.698907 I [7969/7985] TVRecEvent tv_rec.cpp:1051
> (HandleStateChange) - TVRec[8]: Changing from Watchin
> gLiveTV to None
>
>
> However, when I switch back to 3.10.17 it works normally.
>
> 2015-12-06 11:32:03.500783 I [1311/1337] TVRecEvent tv_rec.cpp:1051
> (HandleStateChange) - TVRec[8]: Changing from None to
>  WatchingLiveTV
> 2015-12-06 11:32:03.502609 I [1311/1337] TVRecEvent tv_rec.cpp:3604
> (TuningCheckForHWChange) - TVRec[8]: HW Tuner: 8->8
> 2015-12-06 11:32:03.507942 I [1311/1337] TVRecEvent
> recorders/v4lchannel.cpp:558 (SetInputAndFormat) - V4LChannel[8](/dev
> /video-cx18-0): SetInputAndFormat(4, NTSC) (v4l v2) input_switch: 0
> mode_switch: 0
> 2015-12-06 11:32:03.515234 N [1311/1311] CoreContext autoexpire.cpp:264
> (CalcParams) - AutoExpire: CalcParams(): Max requ
> ired Free Space: 2.0 GB w/freq: 15 min
> 2015-12-06 11:32:03.692293 N [1311/1311] CoreContext autoexpire.cpp:264
> (CalcParams) - AutoExpire: CalcParams(): Max requ
> ired Free Space: 2.0 GB w/freq: 15 min
> 2015-12-06 11:32:03.777436 E [1311/1337] TVRecEvent recordinginfo.cpp:928
> (InsertProgram) - RecordingInfo::InsertProgram(
> ProgramInfo(4191_20151206193203.mpg): channame(KGTV) startts(Sun Dec 6
> 19:30:00 2015) endts(Sun Dec 6 20:00:00 2015)
>              recstartts(Sun Dec 6 19:32:03 2015) recendts(Sun Dec 6
> 20:00:00 2015)
>              title(Sea Rescue)): recording already exists...
>
>
> The problem seems to stem around the attempt to disable streaming which
> does not appear to happen when on the 3.10.17 kernel. Has anyone see this
> issue and if so have they found a work around? <https://forum.mythtv.org>
>

Take a look at https://code.mythtv.org/trac/ticket/12522
If you are in a position to compile from source, you could try the patch
attached to that ticket.

John
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.mythtv.org/pipermail/mythtv-users/attachments/20151206/985784bb/attachment.html>