[linux-dvb] Re: tuning problems wih dvb-kernel

2004-01-10 Thread Jonas Munsin
On Sun, Dec 28, 2003 at 01:54:24PM +0100, Holger Waechtler wrote: > Robert Schlabbach wrote: > >From: "Holger Waechtler" <[EMAIL PROTECTED]> > > > >>Some of the VES1820 based cards have the I/Q wires between > >>PLL/Synthesizer and Demodulator swapped, so you don't know in advance > >>whether INVER

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-28 Thread Andreas 'powARman' Regel
Andreas Oberritter schrieb: > seems like auto inversion fails. please try ves1820.c from dvb-kernel or > try increasing the mdelays until it works reliably. current cvs version > uses 50ms delay while the patches you used have 30ms. I can't test that at the moment. I switched back to 2.4.23 becaus

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-28 Thread Andreas 'powARman' Regel
Robert Schlabbach schrieb: > Instead of modifying the sources, you could simply have edited the > channels.conf file and change the "INVERSION_AUTO" setting to either > "INVERSION_ON" or "INVERSION_OFF". I found that out shortly after my source code editing. But how should I have known that befor

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-28 Thread Holger Waechtler
Robert Schlabbach wrote: From: "Holger Waechtler" <[EMAIL PROTECTED]> Some of the VES1820 based cards have the I/Q wires between PLL/Synthesizer and Demodulator swapped, so you don't know in advance whether INVERSION_OFF is really INVERSION_OFF or not. Then the driver should detect the hardware

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-28 Thread Robert Schlabbach
From: "Holger Waechtler" <[EMAIL PROTECTED]> > Some of the VES1820 based cards have the I/Q wires between > PLL/Synthesizer and Demodulator swapped, so you don't know in advance > whether INVERSION_OFF is really INVERSION_OFF or not. Then the driver should detect the hardware type and makre sure t

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-28 Thread Holger Waechtler
Robert Schlabbach wrote: From: "Holger Waechtler" <[EMAIL PROTECTED]> From: "Andreas Oberritter" <[EMAIL PROTECTED]> seems like auto inversion fails. please try ves1820.c from dvb-kernel Can you please report which delay values work reliably so that we can take them over into the driver source?

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-27 Thread Robert Schlabbach
From: "Holger Waechtler" <[EMAIL PROTECTED]> > > From: "Andreas Oberritter" <[EMAIL PROTECTED]> > >>seems like auto inversion fails. please try ves1820.c from dvb-kernel > > Can you please report which delay values work reliably so that we can > take them over into the driver source? How about jus

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-26 Thread Holger Waechtler
Robert Schlabbach wrote: From: "Andreas Oberritter" <[EMAIL PROTECTED]> seems like auto inversion fails. please try ves1820.c from dvb-kernel or try increasing the mdelays until it works reliably. current cvs version uses 50ms delay while the patches you used have 30ms. Might still not be enough

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-23 Thread Robert Schlabbach
From: "Andreas Oberritter" <[EMAIL PROTECTED]> > seems like auto inversion fails. please try ves1820.c from dvb-kernel > or try increasing the mdelays until it works reliably. current cvs > version uses 50ms delay while the patches you used have 30ms. Might still not be enough. I've measured the s

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-23 Thread Robert Schlabbach
ou edited) appears not to work reliably... Regards, -- Robert Schlabbach e-mail: [EMAIL PROTECTED] Berlin, Germany - Original Message - From: "Andreas 'powARman' Regel" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, December 23, 2003 2:02 PM Subj

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-23 Thread Andreas Oberritter
On Tue, 2003-12-23 at 14:02, Andreas 'powARman' Regel wrote: > I tracked this down to function ves1820_setup_reg0 in ves1820.c. Value > of reg0 at the beginning of this function changes from value 0x48 to > 0x68 or from 0x68 to 0x48 with every call. If reg0 is 0x48 tuning will > work, if reg0 is 0x

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-23 Thread Andreas 'powARman' Regel
Hi, me again :-) > I did some further investigations using czap. I discovered that tuning > works exactly every second try, the next try always doesn't work I tracked this down to function ves1820_setup_reg0 in ves1820.c. Value of reg0 at the beginning of this function changes from value 0x48 to

[linux-dvb] Re: tuning problems wih dvb-kernel

2003-12-23 Thread Andreas 'powARman' Regel
Hi, I did some further investigations using czap. I discovered that tuning works exactly every second try, the next try always doesn't work: outputs of czap tuning on channel ZDF (also tested other channels): /usr/local/src/DVB/apps/szap # ./czap -c channels.conf -n 1 using '/dev/dvb/adapter0/fr