[linux-dvb] Technotrend C1500 budget dvb-c with QAM128 channels

Michael Krufky mkrufky at linuxtv.org
Thu Feb 23 01:18:16 CET 2006


Mattias Nordstrom wrote:
> Michael Krufky wrote:
>>>Mattias Nordstrom wrote:
>>>>I have a TT C1500 card (saa7146, STV0297) which had problems tuning
>>>>channels at QAM128 (like the ones in the Finnish HTV / Welho network).
>>>>
>>>>A fix which seems to work perfectly so far is to change the delay for
>>>>QAM128 to the same values as for QAM256 in stv0297_set_frontend(),
>>>>stv0297.c (line ~395, kernel 2.6.15):

>>diff -r dc34f5271cc1 linux/drivers/media/dvb/frontends/stv0297.c
>>--- a/linux/drivers/media/dvb/frontends/stv0297.c	Tue Feb 21 03:31:12 2006
>>+++ b/linux/drivers/media/dvb/frontends/stv0297.c	Tue Feb 21 13:16:25 2006
>>@@ -393,10 +393,6 @@
>> 		break;
>> 
>> 	case QAM_128:
>>-		delay = 150;
>>-		sweeprate = 1000;
>>-		break;
>>-
>> 	case QAM_256:
>> 		delay = 200;
>> 		sweeprate = 500;
> 
> 
> Signed-off-by: Mattias Nordstrom <nordstrom at realnode.com>

This trivial change looks safe to me.  Does anybody have a problem with 
this getting applied?

It's Wednesday now... This patch has been pending since Monday.  I'll 
apply this to my tree if nobody complains before Friday.

Cheers,

Michael Krufky



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