[mythtv-users] Multiple HD-PVR Blasters

Jon Heizer jheizer at gmail.com
Wed Jun 25 21:07:02 UTC 2014


On Wed, Jun 25, 2014 at 2:35 PM, Hika van den Hoven <hikavdh at gmail.com>
wrote:

> Hoi Hika,
>
> Wednesday, June 25, 2014, 9:23:43 PM, you wrote:
>
> > Hoi Jon,
>
> > Wednesday, June 25, 2014, 8:55:53 PM, you wrote:
>
> >> On Wed, Jun 25, 2014 at 1:52 PM, Hika van den Hoven <hikavdh at gmail.com
> >wrote:
>
> >> Hoi Hika,
> >>
>
> >>  Wednesday, June 25, 2014, 8:47:19 PM, you wrote:
> >>
>  >>> Hoi Jon,
> >>
>  >>> Wednesday, June 25, 2014, 8:16:43 PM, you wrote:
> >>
>  >>>> On Wed, Jun 25, 2014 at 12:45 PM, Hika van den Hoven <
> hikavdh at gmail.com>wrote:
> >>
>  >>>> Hoi Jon,
>  >>>>
> >>
>  >>>>  Wednesday, June 25, 2014, 7:25:29 PM, you wrote:
>  >>>>
>  >>>>
> >>
>  >>>>> On Wed, Jun 25, 2014 at 11:41 AM, Hika van den Hoven <
> hikavdh at gmail.com>wrote:
>  >>>>
>   >>>>> Hoi Jon,
>   >>>>>
>  >>>>
>   >>>>>  Wednesday, June 25, 2014, 5:59:07 PM, you wrote:
>   >>>>>
> >>    >>>> Hey,
>   >>>>>
>   >>>>>
>   >>>>>
> >>    >>>> I have 2 HD-PVRs and yesterday decided to move the one that has
> >>    >>>> been on slave backend to my master backend that has a HD-PVR
> >>    >>>> already.  I can get everything to work but can only seem to get
> one
> >>    >>>> blaster to work at a time.  I end up with.
> >>    >>>>
> >>    >>>> [  377.424068] lirc_zilog: i2c_master_send failed with -5
> >>    >>>> [  377.424084] lirc_zilog: sending to the IR transmitter chip
> failed, trying reset
> >>    >>>> [  378.082019] lirc_zilog: Zilog/Hauppauge IR blaster firmware
> version 2.1.0 loaded
> >>    >>>>
> >>    >>>> Has anyone ran into this or have a successful 2 blaster setup
> they can share?
>   >>>>>
> >>    >>>> Thanks,
>   >>>>>
> >>    >>>> Jon
>   >>>>>
>   >>>>>
>  >>>>
>   >>>>> Basically you have to run two separate instances of lircd under a
>   >>>>>  different name. So you have to copy your lircd configuration and
> start
>   >>>>>  script to for instance lircd1 and adjust this configuration to the
>   >>>>>  second blaster.
>   >>>>>  Do you get two lirc instances in /dev/ or /dev/input ?
>  >>>>
>   >>>>> I do get 2 /dev/lirc instances.
>  >>>>
>   >>>>> I've tried to have 2 individual /dev/lircd and to use the
>   >>>>> listen/connect to connect a second lirc a single /dev/lircd
>   >>>>>
>   >>>>> Would it be possible to share your startup scripts?  I must be
> doing something dumb.
>  >>>>
>   >>>>> Jon
>  >>>>
>  >>>>
> >>
>  >>>> If you post your current two lircd scripts/configurations, I can look
>  >>>>  at it. Also on the wiki you can find examples for udev rules. For
> you
>  >>>>  also might want to distinguish the rest of the two cards.
> >>
>  >>>> I was using a udev already for the single one and have the second
> added.
> >>
>  >>>> For the most basic version running from the cli.
>  >>>>
>  >>>> lircd --output=/dev/lircd --device=/dev/hdpvr_ir -P
>  >>>> /var/run/lirc/lircd.pid  /etc/lirc/lircd.conf
> >>
>  >>>> lircd --output=/dev/lircd2 --device=/dev/hdpvr2_ir -P
>  >>>> /var/run/lirc/lircd2.pid  /etc/lirc2/lircd.conf
>  >>>>
> >>
>  >>>> With the lircd.confs linking to a blaster and a blaster2 setting
> defined.
> >>
>  >>>> $ irsend -d /dev/lircd SEND_ONCE blaster select
>  >>>> $ irsend -d /dev/lircd2 SEND_ONCE blaster2 select
>  >>>>
>  >>>> Sometimes the blaster 2 will work a time or two but it eventually
>  >>>> fails.  I'm not sure it having on going recordings effects it or not.
> >>
>  >>>> Has anyone had issues with a "failing" power adapter and the
>  >>>> blaster maybe?  I can leave it recording for a long time no problem.
>  >>>> I had not used this hdpvr in a while.
>  >>>>
>  >>>> Jon
> >>
>  >>> Does look OK.
>  >>> Am I right that the blasters use the lirc-serial driver. If so do they
>  >>> have a different IRQ and PORT?
>  >>> What are your modprobe settings?
> >>
> >>
>
> >> And if so, do you have a serial port on your MB that can conflict?
> >>
>
> >> They use the Zilog driver.
> >> modprobe option to disable the receiver on the device as it can cause
> issues.
> >>
> >> options lirc_zilog tx_only=1
>
> >> Jon
>
> > I'm out of ideas, but the fact that it sometimes works for a while,
> > points towards a resource conflict. So I suggest finding out what they
> > use and whether they either conflict with each other or to some other
> > device. You could check if either of the cards works OK on its own.
> > Thereby probably excluding external interference.
>
> > A thought occurs; do they need to be set to different transmission
> > protocols? This to prevent interference on the ir level.
>
>
> I don't know about pci-e but with pci resources ar in part determined
> by the physical slot. So if available, you could try moving cards
> around to other slots. Or are they usb?
>
>
They are USB devices.

Well, since I started this 2 recordings worked so we shall see.  Hopefully
I can make it through a handful of recordings tonight.

Thanks for the help.  I'll drop back in if it happens again.

Jon
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