Fwd: Re: [linux-dvb] or51132 QAM initialization problem

Mac Michaels wmichaels1 at earthlink.net
Thu Aug 25 19:00:54 CEST 2005


Michael,

I failed to notice that the following message was addresses 
only to me. Ilia said that my patch works.

--Mac

----------  Forwarded Message  ----------

Subject: Re: [linux-dvb] or51132 QAM initialization problem
Date: Tuesday 23 August 2005 08:42 pm
From: Ilia Mirkin <imirkin at mit.edu>
To: Mac Michaels <wmichaels1 at earthlink.net>

On Mon, 2005-08-22 at 10:18 -0500, Mac Michaels wrote:
> I am resending this message as it failed to show up on
> the linux-dvb list after 12 hours.
>
> The fix is probably the same as I used on lgdt330x. There
> is an optimization that keeps track of the frequency
> tuned by the digital decoder. The digital driver does not
> set the frequency if it has not changed since it was
> tuned. The analog tuner driver knows nothing about the
> frequency saved by the digital driver. When the frequency
> is set using the video4linux code with tvtime, the
> hardware get changed but the digital driver's state does
> not get updated. Switch back to the same digital channel
> and the driver finds no change in frequency so the tuner
> is not reset to the digital frequency. The work around is
> to remove the check and always set the tuner to the
> specified frequency.

Works great, thanks!

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