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path: root/drivers/gpu/drm/i915/i915_sw_fence.h
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_sw_fence.h')
-rw-r--r--drivers/gpu/drm/i915/i915_sw_fence.h17
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_sw_fence.h b/drivers/gpu/drm/i915/i915_sw_fence.h
index 707dfc4f0da5..7508d23f823b 100644
--- a/drivers/gpu/drm/i915/i915_sw_fence.h
+++ b/drivers/gpu/drm/i915/i915_sw_fence.h
@@ -40,7 +40,22 @@ typedef int (*i915_sw_fence_notify_t)(struct i915_sw_fence *,
enum i915_sw_fence_notify state);
#define __i915_sw_fence_call __aligned(4)
-void i915_sw_fence_init(struct i915_sw_fence *fence, i915_sw_fence_notify_t fn);
+void __i915_sw_fence_init(struct i915_sw_fence *fence,
+ i915_sw_fence_notify_t fn,
+ const char *name,
+ struct lock_class_key *key);
+#ifdef CONFIG_LOCKDEP
+#define i915_sw_fence_init(fence, fn) \
+do { \
+ static struct lock_class_key __key; \
+ \
+ __i915_sw_fence_init((fence), (fn), #fence, &__key); \
+} while (0)
+#else
+#define i915_sw_fence_init(fence, fn) \
+ __i915_sw_fence_init((fence), (fn), NULL, NULL)
+#endif
+
void i915_sw_fence_commit(struct i915_sw_fence *fence);
int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence,