Re: how does v4l2 driver communicate a frequency lock to mythtv

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Hi Devin,

I have introduced 	t->signal = 0xffff;     /* LOCKED */ on
tm6000-video.c(vidioc_g_tuner) and mythtv indeed can locked the
channel.

xc2028_signal is showing the correct signal strength information. How
can i call get_rf_strength to set the t->signal from vidioc_g_tuner?

thanks,
 Hock.

On Fri, Apr 2, 2010 at 9:59 PM, Devin Heitmueller
<dheitmueller@xxxxxxxxxxxxxx> wrote:
> On Fri, Apr 2, 2010 at 9:48 AM, Bee Hock Goh <beehock@xxxxxxxxx> wrote:
>> Dear all,
>>
>> i have been doing some usb snoop and making some changes to the
>> existing staging tm6000 to get my tm5600/xc2028 usb stick to work.
>> Thanks to a lot of help from Stefan, I have some limited success and
>> is able to get mythtv to do channel scan. However, mythtv is not able
>> to logon to the channel even though usbmon shown the same in/out using
>> usbmon and snoop on the stick windows application.
>>
>> Where should I be looking at to inform that a channel is to be locked?
>
> For most applications, the G_TUNER call must set the response struct
> v4l2_tuner's "signal" field to a nonzero value.
>
> Devin
>
> --
> Devin J. Heitmueller - Kernel Labs
> http://www.kernellabs.com
>
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