From: Antti Palosaari <crope@iki.fi>
To: Rune Evjen <rune.evjen@gmail.com>
Cc: linux-media@vger.kernel.org
Subject: Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
Date: Tue, 21 Jun 2011 00:25:17 +0300 [thread overview]
Message-ID: <4DFFBABD.3040302@iki.fi> (raw)
In-Reply-To: <BANLkTikYWVU814UWNAZFTTC9dX43Ydy4sA@mail.gmail.com>
On 06/21/2011 12:20 AM, Rune Evjen wrote:
> 2011/6/20 Antti Palosaari<crope@iki.fi>:
>> LNA is controlled by demod GPIO line. I don't remember if it is on or off
>> for DVB-C currently. Look em28xx-dvb.c file, you can disable or enable it
>> from there (needs re-compiling driver).
>>
>> I also saw BER counter running some muxes during development, but I think
>> all channels I have are still working. And I didn't even have time to
>> optimal parameters for tuner / demod. I will try to examine those later...
>>
> Thank you Antti,
>
> I will test with lna disabled in the em28xx-dvb module
>
> In line 349 of the code, I see this:
> /* enable LNA for DVB-T2 and DVB-C */
> .gpio_dvbt2[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
> .gpio_dvbc[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
>
> I suspect I should modify line 351, what should it be changed to ?
Remove corresponding line (.gpio_dvbc[0]).
regards
Antti
--
http://palosaari.fi/
next prev parent reply other threads:[~2011-06-20 21:25 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-12 8:23 PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing Rune Evjen
2011-06-12 11:08 ` Antti Palosaari
2011-06-20 19:29 ` Rune Evjen
2011-06-20 19:55 ` Markus Rechberger
2011-06-20 20:55 ` Rune Evjen
2011-06-20 21:02 ` Antti Palosaari
2011-06-20 21:10 ` Markus Rechberger
2011-06-20 21:20 ` Rune Evjen
2011-06-20 21:25 ` Antti Palosaari [this message]
2011-06-20 21:29 ` Antti Palosaari
2011-06-20 23:00 ` Rune Evjen
2011-06-20 21:04 ` Markus Rechberger
2011-06-20 21:10 ` Antti Palosaari
2011-06-20 21:17 ` Markus Rechberger
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