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| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2016-11-14 20:40:58 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-11-14 21:00:22 +0000 |
| commit | 23902e49c999353f75f15b7d8483bff70746b97d (patch) | |
| tree | 5f9b2fca8e01366e014a47acc6ae96df526decdd /tools/perf/scripts/python/syscall-counts.py | |
| parent | drm/i915: Create distinct lockclasses for execution vs user timelines (diff) | |
| download | linux-dev-23902e49c999353f75f15b7d8483bff70746b97d.tar.xz linux-dev-23902e49c999353f75f15b7d8483bff70746b97d.zip | |
drm/i915: Split request submit/execute phase into two
In order to support deferred scheduling, we need to differentiate
between when the request is ready to run (i.e. the submit fence is
signaled) and when the request is actually run (a new execute fence).
This is typically split between the request itself wanting to wait upon
others (for which we use the submit fence) and the CPU wanting to wait
upon the request, for which we use the execute fence to be sure the
hardware is ready to signal completion.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161114204105.29171-3-chris@chris-wilson.co.uk
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
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