[Intel-gfx] [PATCH v4 1/3] drm/i915/perf: fix flex eu registers programming

Matthew Auld matthew.william.auld at gmail.com
Fri Jul 14 16:09:49 UTC 2017


On 14 July 2017 at 16:15, Lionel Landwerlin
<lionel.g.landwerlin at intel.com> wrote:
> We were reserving fewer dwords in the ring than necessary. Indeed
> we're always writing all registers once, so discard the actual number
> of registers given by the user and just program the whitelisted ones
> once.
>
> Reported-by: Matthew Auld <matthew.william.auld at gmail.com>
Fixes: 19f81df2859e ("drm/i915/perf: Add OA unit support for Gen 8+")
> Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
> Cc: <stable at vger.kernel.org> # v4.12+
Reviewed-by: Matthew Auld <matthew.auld at intel.com>


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