Rafał Dzięgiel

I do not have RPi at hand to try it myself, so I am not sure whether its Clapper sink problem or upstream (GStreamer) issue. Can you try running with...

Then this issue should be reported to [GStreamer repo](https://gitlab.freedesktop.org/gstreamer/gstreamer). Please check if its not already reported there and otherwise open an issue.

Hi, on my SP8 I also get a ton of dmesg errors: ```sh [ 107.634683] ithc 0000:00:10.6: DMA RX timeout/error (try decreasing activeltr/idleltr if this happens frequently) [ 107.634701] ithc...

> With the default settings, do you see the errors primarily at the start of each touch, or also during? If you continuously touch for several seconds, how many errors...

> Please let me know if it helps. I compiled and loaded via modprobe. Unfortunately, this does not seem to help currently. Amount of errors seems to not have changed...

> Can you test whether the module is actually updating correctly Yes. While I was testing it, I added a message that prints current `activeltr` and `idleltr` values, so I...

@quo Output of asked commands when using ITHC built from master with default `activeltr` and `idleltr`: `cat /sys/kernel/debug/pmc_core/ltr_show` ``` 0 PMC0:SOUTHPORT_A LTR: RAW: 0x0 Non-Snoop(ns): 0 Snoop(ns): 0 1 PMC0:SOUTHPORT_B...

> Anyway, can you try the last test again, but with activeltr=1 (or even 0 if the hardware accepts that)? Does that stop it from going into higher C-states, stopping...

> It's probably more complicated but it seems like some kind of smart exception is needed to threat subtitle files differently? Yes. Currently "file is file" so I just make...

I am not sure if its "rate limiting" or just your device cannot keep up with 1080p60 for some reason, but nonetheless video quality selector will be useful.