[Mesa-dev] AMD Tahiti: A question about PFP firmware

[Nicolai Hähnle]

On 22.07.2017 16:57, Gustaw Smolarczyk wrote:
> Hello,
> 
> While looking at the extension list on my Tahiti GPU (SI) I have found
> that ARB_draw_parameters is missing. Looking at the code, it requires
> ME firmware version >= 87 and PFP firmware version >= 121. While the
> first is satisfied, the second is not [1]. I believe I use the newest
> TAHITI firmware from the linux-firmware repository [2] (I use the
> lower-case tahiti_{me,pfp}.bin files). I use the amdgpu kernel driver
> instead of radeon (not sure if that matters since both of them should
> use the same firmware files); well, if I didn't the versions would be
> 0 since only amdgpu winsys queries them.
> 
> Is there maybe some unreleased firmware file with newer version for my
> hardware? Or is the check a nice way of saying "if you want hardware
> accelerated MDI, buy newer hardware"?
> 
> [1] https://pastebin.com/BpYiJj0Z
> [2] https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/radeon

Thanks for bringing that up. I don't have the answer right now, but I 
can follow up internally.


> 
> Regards,
> Gustaw
> 
> P.S. I tried to ask on IRC, but I was unable to write a message on
> #dri-devel channel as it was rejected (using irc.freenode.net). May
> there be something I was missing?

No idea about that.

Cheers,
Nicolai



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