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authorChris Wilson <chris@chris-wilson.co.uk>2018-07-06 22:07:10 +0100
committerChris Wilson <chris@chris-wilson.co.uk>2018-07-07 08:09:43 +0100
commit890fd185d53037d05d10a0825950c4b038e39d4a (patch)
tree7f3885cd7de4e908ccb76e35a23adab8d274a1ae /drivers/gpu/drm/i915/intel_engine_cs.c
parent07e070e1e3b24e4b66a3b5e55e6486d7fe9769dd (diff)
drm/i915: Replace nested subclassing with explicit subclasses
In the next patch, we will want a third distinct class of timeline that may overlap with the current pair of client and engine timeline classes. Rather than use the ad hoc markup of SINGLE_DEPTH_NESTING, initialise the different timeline classes with an explicit subclass. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180706210710.16251-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/intel_engine_cs.c')
-rw-r--r--drivers/gpu/drm/i915/intel_engine_cs.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index e2f562853aee..0ac497275a51 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -483,6 +483,7 @@ static void intel_engine_init_execlist(struct intel_engine_cs *engine)
void intel_engine_setup_common(struct intel_engine_cs *engine)
{
i915_timeline_init(engine->i915, &engine->timeline, engine->name);
+ lockdep_set_subclass(&engine->timeline.lock, TIMELINE_ENGINE);
intel_engine_init_execlist(engine);
intel_engine_init_hangcheck(engine);