drm/i915/selftests: test descending addresses

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For igt_write_huge make sure the higher gtt offsets don't feel left out,
which is especially true when dealing with the 48b PPGTT, where we
timeout long before we are able exhaust the address space.

v2: just use IGT_TIMEOUT

Suggested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171123135421.17967-2-matthew.auld@intel.com

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Matthew Auld 2017-11-23 13:54:21 +00:00 • committed by Chris Wilson

parent 621d07b20e

commit c83a8d4a2e

1 changed files with 70 additions and 53 deletions

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drivers/gpu/drm/i915/selftests/huge_pages.c

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