Re: [Nouveau] nouveau on G5 Macs

2020-07-23 Thread Jeroen Diederen
This is with 64k page size. Ilia Mirkin schreef op 2020-06-22 19:27: I suspect screen tearing (as it's usually defined) is to be expected. Can you take a photo of what you're seeing, since I'm suspecting it's more than regular screen tearing? On Mon, Jun 22, 2020 at 12:08 PM Jeroen Diederen

Re: [Nouveau] nouveau on G5 Macs

2020-06-22 Thread Jeroen Diederen
I see libwayland packages installed. Ilia Mirkin schreef op 2020-06-22 20:18: OK. That's not tearing. That's like a bad pitch on an image. (Presumably you only find the second image, IMG_1968.jpg, problematic?) I'm guessing you're using a GL-based compositor, which I fully expect to work poorly

Re: [Nouveau] nouveau on G5 Macs

2020-06-22 Thread Jeroen Diederen
Thanks. How do I find out what is used as compositor? I am using LXDE. Ilia Mirkin schreef op 2020-06-22 20:18: OK. That's not tearing. That's like a bad pitch on an image. (Presumably you only find the second image, IMG_1968.jpg, problematic?) I'm guessing you're using a GL-based compositor, w

Re: [Nouveau] nouveau on G5 Macs

2020-06-22 Thread Ilia Mirkin
OK. That's not tearing. That's like a bad pitch on an image. (Presumably you only find the second image, IMG_1968.jpg, problematic?) I'm guessing you're using a GL-based compositor, which I fully expect to work poorly. Please try a non-compositing or XRender-based compositing environment. Cheers,

Re: [Nouveau] nouveau on G5 Macs

2020-06-22 Thread Jeroen Diederen
another picture Ilia Mirkin schreef op 2020-06-22 19:27: I suspect screen tearing (as it's usually defined) is to be expected. Can you take a photo of what you're seeing, since I'm suspecting it's more than regular screen tearing? On Mon, Jun 22, 2020 at 12:08 PM Jeroen Diederen wrote: Hi I

Re: [Nouveau] nouveau on G5 Macs

2020-06-22 Thread Ilia Mirkin
I suspect screen tearing (as it's usually defined) is to be expected. Can you take a photo of what you're seeing, since I'm suspecting it's more than regular screen tearing? On Mon, Jun 22, 2020 at 12:08 PM Jeroen Diederen wrote: > > Hi Ilia, > > I experience screen tearing for both 64k and 4k pa

Re: [Nouveau] nouveau on G5 Macs

2020-06-22 Thread Jeroen Diederen
Hi Ilia, I experience screen tearing for both 64k and 4k page size. My iMac G5 has an nVidia Geforce FX 5200 Ultra GPU. Regards, Jeroen Ilia Mirkin schreef op 2020-06-22 17:25: Which GPU do you have? The NV40 AGP board (GeForce 6800) works particularly poorly. However as long as you go with 4

Re: [Nouveau] nouveau on G5 Macs

2020-06-22 Thread Ilia Mirkin
Which GPU do you have? The NV40 AGP board (GeForce 6800) works particularly poorly. However as long as you go with 4k pages (and there's no real benefit to 64k pages for most applications), basic things should work. I wouldn't recommend using a GL-based compositor though. Which distortion are you

[Nouveau] nouveau on G5 Macs

2020-06-22 Thread Jeroen Diederen
Hi all, I have been trying to solve nouveau issues on my iMac G5 for ages. As far as I can understand it, there is a problem with nouveau and page size mapping. I tried both 64K and 4K page size kernels and the the result is always distorted video. There is an old To-Do list, which says "fix t