drm/i915: Record error batch buffers using iomem

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Directly read the GTT mapping for the contents of the batch buffers
rather than relying on possibly stale CPU caches. Also for completeness
scan the flushing/inactive lists for the current buffers - we are
collecting error state after all.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>

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Chris Wilson 2010-08-07 11:01:26 +01:00 • committed by Eric Anholt

parent 7d1c4804ae

commit e56660ddfb

1 changed files with 57 additions and 7 deletions

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drivers/gpu/drm/i915/i915_irq.c

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