[Intel-gfx] [PATCH v3 6/6] drm/i915: The return of i915_gpu_info to debugfs

[Chris Wilson]

On Mon, Feb 06, 2017 at 09:51:46AM +0000, Chris Wilson wrote:
> Once upon a time before we had automated GPU state capture upon hangs,
> we had intel_gpu_dump. Now we come almost full circle and reinstate that
> view of the current GPU queues and registers by using the error capture
> facility to snapshot the GPU state when debugfs/.../i915_gpu_info is
> opened - which should provided useful debugging to both the error
> capture routines (without having to cause a hang and avoid the error
> state being eaten by igt) and generally.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Mika Kuoppala <mika.kuoppala at intel.com>

Mika, any chance you could take a look through this? You prompted me
that having i915_gpu_info was a good idea...
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre