drm/i915: Dump the ringbuffer of the active request for debugging

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Sometimes we need to see what instructions we emitted for a request to
try and gather a glimmer of insight into what the GPU is doing when it
stops responding.

v2: Move ring dumping into its own routine

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20180614122150.17552-1-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

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Chris Wilson 2018-06-14 13:21:50 +01:00

parent 856e1b1756

commit 83c317832e

1 changed files with 36 additions and 5 deletions

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drivers/gpu/drm/i915/intel_engine_cs.c

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