[Intel-gfx] [PATCH] drm/i915: add reset parameter

[Eric Anholt]

On Thu, 16 Dec 2010 09:51:51 +0000, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> On Thu, 16 Dec 2010 13:29:09 +0800, Zhenyu Wang <zhenyuw at linux.intel.com> wrote:
> > Useful for debugging hang bug that not require GPU auto reset,
> > to grab INSTDONE bits and make aub dump life easy.
> 
> That has the minor side-effect of causing the driver to hang.
> 
> What aub dump? We need to improve the error state capture anyway, so let's
> address that.
> -Chris

My hacked version of this has been very useful in early hardware bringup
where I want to spend a while looking at the bits over and over and
don't want just a sample of the stuck state.
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