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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2018-08-01 11:47:21 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2018-08-01 14:13:06 +0100 |
| commit | 21eb1850fa0bd0a9b729bf3708da78888433027f (patch) | |
| tree | 97500f8e4fcda8b5917c67ec11933fc84e37f897 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | 60548c554be2830d29d2533dad0ac8133347ee51 (diff) | |
drm/i95: Mark GGTT as incoherent for gen10+
The evidence suggests that we need to start treating writes via GGTT as
incoherent for gen10+, that is that they are internally buffered and not
immediately visible via a read along a different physical path.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107398
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107400
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107435
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180801104721.4030-1-chris@chris-wilson.co.uk
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
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