AMD/AMD hybrid graphics

[Boszormenyi Zoltan]

2014-02-21 15:32 keltezéssel, Boszormenyi Zoltan írta:
> 2014-02-21 14:37 keltezéssel, Alex Deucher írta:
>>
>> Does the attached patch help?
>>
>> Alex
>
> Yes, it helped, thank you very much.
> The compressed Xorg.0.log is attached as proof.
>
> To others: the patch is against xf86-video-ati.
>
> Two notes, though:
>
> 1. Is it normal that "xrandr --listproviders" lists 3 providers?
>
> [zozo at localhost ~]$ cat xrandr-providers
> Providers: number : 3
> Provider 0: id: 0x86 cap: 0xf, Source Output, Sink Output, Source Offload, Sink Offload 
> crtcs: 4 outputs: 3 associated providers: 2 name:radeon
> Provider 1: id: 0x4f cap: 0xf, Source Output, Sink Output, Source Offload, Sink Offload 
> crtcs: 0 outputs: 0 associated providers: 2 name:radeon
> Provider 2: id: 0x4f cap: 0xf, Source Output, Sink Output, Source Offload, Sink Offload 
> crtcs: 0 outputs: 0 associated providers: 2 name:radeon
>
> 2. I tried glxgears with and without DRI_PRIME=1 as below:
>
> [zozo at localhost ~]$ glxgears
> Running synchronized to the vertical refresh.  The framerate should be
> approximately the same as the monitor refresh rate.
> 299 frames in 5.0 seconds = 59.558 FPS
> [zozo at localhost ~]$ DRI_PRIME=1 glxgears
> Running synchronized to the vertical refresh.  The framerate should be
> approximately the same as the monitor refresh rate.
> 5589 frames in 5.0 seconds = 1117.730 FPS
> 5369 frames in 5.0 seconds = 1073.715 FPS
> 5699 frames in 5.0 seconds = 1139.670 FPS
>
> Obviously, it doesn't sync to the framerate with PRIME.
> On the other hand, nothing is displayed in the glxgears window.
> I have llvm 3.4-4 and Mesa 10.1-rc1 from Fedora 21 rawhide.
>
> I will go back to plain Fedora 20 (Xorg 1.14, llvm 3.3 and Mesa 9.2.5)
> and try the same patch to see if there's any difference.

With Fedora 20 packages X doesn't come up.
The last message on the screen is:

[ 19.016881] pci_pm_runtime_suspend(): radeon_pmops_runtime_suspend+0x0/0xa0 [radeon] 
return -22

Xorg crashes and Xorg.0.log now contains the backtrace, attached.

Best regards,
Zoltán Böszörményi

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