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

[Mark Lord]

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@xxxxxx>
> 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@xxxxxxxxxxxxxx>
..

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
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