Re: [Bug #13839] xc5000 no longer works with Myth-0.21-fixes branch

Mark Lord
2009-07-27T02:13:49Z

Rafael J. Wysocki wrote:
> This message has been generated automatically as a part of a report
> of recent regressions.
>
> The following bug entry is on the current list of known regressions
> from 2.6.30. Please verify if it still should be listed and let me know
> (either way).
>
>
> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=13839
> Subject : xc5000 no longer works with Myth-0.21-fixes branch
> Submitter : Mark Lord <lkml@rtr.ca>
> Date : 2009-07-19 15:15 (8 days old)
> References : http://marc.info/?l=linux-kernel&m=124814394016848&w=4
> Handled-By : Devin Heitmueller <dheitmueller@kernellabs.com>
..

There is definitely a regression, in that it doesn't work without
config changes to Myth. This is due to the new way that firmware uploads
are implemented in xc5000: slower, and more often than before.

But the MythTV workaround required is simple:

> 3. In mythtv-setup -> CaptureCards -> DVB:1 -> RecordingOptions
> there is a tickbox for "Open DVB Card on Demand". It was ticked,
> so I un-ticked that box. Everything now works!
>
> When that tickbox was selected, the xc5000 took five (5) seconds to "open",
> as it did the firmware upload every time. This appeared to exceed some
> timeout inside myth.
>
> With the tickbox NOT ticked, myth just opens the tuner once at startup,
> and keeps it open, so no more delay when it wants to use it.

Dunno what to say about this one.

Cheers