[Intel-gfx] [PATCH 05/43] drm/i915: collect more per ring error state
eugeni at dodonov.net
Wed Dec 14 10:43:40 PST 2011
On Wed, Dec 14, 2011 at 10:57, Daniel Vetter <daniel.vetter at ffwll.ch> wrote:
> Based on a patch by Ben Widawsky, but with different colors
> for the bikeshed.
> In contrast to Ben's patch this one doesn't add the fault regs.
> Afaics they're for the optional page fault support which
> - we're not enabling
> - and which seems to be unsupported by the hw team. Recent bspec
> lacks tons of information about this that the public docs released
> half a year back still contain.
> Also dump ring HEAD/TAIL registers - I've recently seen a few
> error_state where just guessing these is not good enough.
> v2: Also dump INSTPM for every ring.
> v3: Fix a few really silly goof-ups spotted by Chris Wilson.
> Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
> Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov at intel.com>
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