[Intel-gfx] [PATCH] drm/i915: Add RCS General Purpose Registers to parser whitelist

[Zhenyu Wang]

On 2014.09.23 10:38:49 +0200, Daniel Vetter wrote:
> On Tue, Sep 23, 2014 at 12:41:50AM +0200, Michał Winiarski wrote:
> > These registers are used as a temporary storage by MI_MATH command when
> > performing ALU operations.
> > 
> > Signed-off-by: Michał Winiarski <michal.winiarski at intel.com>
> 
> Needs to come with corresponding userspace using this. Also we need to rev
> the cmd parser revision so that userspace can figure out whether a given
> feature might work, see i915_cmd_parser_get_version.
> -Daniel
> 

FYI. I played with those ALU operation before as in
http://cgit.freedesktop.org/~zhen/intel-gpu-tools/commit/?h=cs_alu&id=768669791fee0846dc19a38a16e58508ac7c791b

Maybe we can tweak that with more tests for MI_MATH and ALU regs?

-- 
Open Source Technology Center, Intel ltd.

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