Status of rpi work

Vince Weaver vincent.weaver at
Wed May 13 13:11:48 PDT 2015

On Mon, 11 May 2015, Eric Anholt wrote:

> - vc4-kms-v3d: VC4 3D driver implementation on top of vc4-kms, for use
>   with Mesa master (GLES 2.0 / OpenGL 2.0 support).  Needs rpi-mailbox
>   to turn on v3d.  The 3D ioctl ABI is definitely not stable, as I need
>   to do a bunch of performance analysis first.  I won't be able to do
>   that really until we get a cpufreq driver in, have working perf
>   support, and hopefuly have bcm2836-smp in as well.

Just curious, by "working perf support" do you mean perf_event support for 
the ARM processor, or is there going to be perf_event support for the GPU?
Or something else entirely?


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