Hi, Martin Burnicki wrote: > Sean Young wrote: >> On Fri, Apr 24, 2020 at 07:46:26PM +0200, Martin Burnicki wrote: >>> I came across this thread and want to let you know that I also have >>> problems with the cx23885 driver on a Ryzen system. >>> >>> The only solution I found on the 'net that could make it work was to add >>> a line >>> >>> options cx23885 debug=7 >>> >>> to the file /etc/modprobe.d/cx23885.conf >> >> Have you tried: >> >> options cx23885 dma_reset_workaround=2 > > I think I remember I originally tried this when I set up this system, > and it didn't work, but that may not have been with a value of 2. I've tried this now once more on my Ubuntu system with 5.3.0-46-generic, and indeed the workaround fixes the problem. In case you are interested, here is the full dmesg output of the system when the error occurs if *no* workaround is enabled: https://burnicki.net/martin/tmp/dmesg-with-error.txt See the "mpeg risc op code error" message close to the bottom of the file. Thanks, Martin
