Re: HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-07-31 Thread Dave Newman
On 31/07/17 13:55, Steven Toth wrote: On Sun, Jul 30, 2017 at 8:55 AM, Dave Newman wrote: I can confirm the problems with the cx23885 driver reported by Steven Toth on 6 June 2017. He found that: I tried the card in a different older Intel i7 board and it worked flawlessly. I then started to

Re: HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-07-31 Thread Steven Toth
On Sun, Jul 30, 2017 at 8:55 AM, Dave Newman wrote: > I can confirm the problems with the cx23885 driver reported by Steven > Toth on 6 June 2017. He found that: > >> I tried the card in a different older Intel i7 board and it worked >> flawlessly. I then started to wonder if it was some new >> in

Re: HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-07-30 Thread Dave Newman
I can confirm the problems with the cx23885 driver reported by Steven Toth on 6 June 2017. He found that: > I tried the card in a different older Intel i7 board and it worked > flawlessly. I then started to wonder if it was some new > incompatibility introduced with Kaby Lake. I had tweaked the U

Re: HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-06-20 Thread Steven Toth
> One thing I was able to determine is that it appears to be related to > Intel VT-d/VT-x or whatever Intel's IOMMU/x86 virtualisation tech > thing is called. > > I tried the card in a different older Intel i7 board and it worked > flawlessly. I then started to wonder if it was some new > incompati

Re: HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-06-19 Thread Adam Zegelin
Hi Thomas, I haven't had much time to investigate the issue -- I'm currently in the process of moving country, which is a lot of work! One thing I was able to determine is that it appears to be related to Intel VT-d/VT-x or whatever Intel's IOMMU/x86 virtualisation tech thing is called. I tried

Re: HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-06-06 Thread Steven Toth
On Fri, Apr 21, 2017 at 7:57 AM, Steven Toth wrote: >> Just a follow up on this. I had a bit more time to dig deeper into this >> today. >> >> Enabling debug output for the cx23885 driver *fixes* the issue. >> >> I added this to my kernel command line: cx23885.debug=8 > > The driver's been around

Re: HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-04-21 Thread Steven Toth
> Just a follow up on this. I had a bit more time to dig deeper into this today. > > Enabling debug output for the cx23885 driver *fixes* the issue. > > I added this to my kernel command line: cx23885.debug=8 The driver's been around a very long time and is very stable with almost anything anyone

Re: HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-04-16 Thread Adam Zegelin
Just a follow up on this. I had a bit more time to dig deeper into this today. Enabling debug output for the cx23885 driver *fixes* the issue. I added this to my kernel command line: cx23885.debug=8 With debug mode enabled, `w_scan` can find channels and TVheadend can successfully tune to and st

HauppaugeTV-quadHD DVB-T mpeg risc op code errors

2017-04-08 Thread Adam Zegelin
Hi, I recently purchased a HauppaugeTV-quadHD DVB-T/T2/C tuner in Australia. I followed the guide on linuxtv.org available here: https://www.linuxtv.org/wiki/index.php/Hauppauge_WinTV-quadHD_(DVB-T/T2/C) I installed the dvb-demod-si2168-b40-01.fw firmware file. Device nodes for the card are pre