17 void intel_context_init(struct intel_context *ce,
20 void intel_context_fini(struct intel_context *ce);
26 void intel_context_free(struct intel_context *ce);
36 static inline int intel_context_lock_pinned(struct intel_context *ce)  in intel_context_lock_pinned()  argument
37 	__acquires(ce->pin_mutex)  in intel_context_lock_pinned()
39 	return mutex_lock_interruptible(&ce->pin_mutex);  in intel_context_lock_pinned()
52 intel_context_is_pinned(struct intel_context *ce)  in intel_context_is_pinned()  argument
54 	return atomic_read(&ce->pin_count);  in intel_context_is_pinned()
63 static inline void intel_context_unlock_pinned(struct intel_context *ce)  in intel_context_unlock_pinned()  argument
64 	__releases(ce->pin_mutex)  in intel_context_unlock_pinned()
66 	mutex_unlock(&ce->pin_mutex);  in intel_context_unlock_pinned()
69 int __intel_context_do_pin(struct intel_context *ce);
71 static inline int intel_context_pin(struct intel_context *ce)  in intel_context_pin()  argument
73 	if (likely(atomic_inc_not_zero(&ce->pin_count)))  in intel_context_pin()
76 	return __intel_context_do_pin(ce);  in intel_context_pin()
79 static inline void __intel_context_pin(struct intel_context *ce)  in __intel_context_pin()  argument
81 	GEM_BUG_ON(!intel_context_is_pinned(ce));  in __intel_context_pin()
82 	atomic_inc(&ce->pin_count);  in __intel_context_pin()
85 void intel_context_unpin(struct intel_context *ce);
87 void intel_context_enter_engine(struct intel_context *ce);
88 void intel_context_exit_engine(struct intel_context *ce);
90 static inline void intel_context_enter(struct intel_context *ce)  in intel_context_enter()  argument
92 	lockdep_assert_held(&ce->timeline->mutex);  in intel_context_enter()
93 	if (!ce->active_count++)  in intel_context_enter()
94 		ce->ops->enter(ce);  in intel_context_enter()
97 static inline void intel_context_mark_active(struct intel_context *ce)  in intel_context_mark_active()  argument
99 	lockdep_assert_held(&ce->timeline->mutex);  in intel_context_mark_active()
100 	++ce->active_count;  in intel_context_mark_active()
103 static inline void intel_context_exit(struct intel_context *ce)  in intel_context_exit()  argument
105 	lockdep_assert_held(&ce->timeline->mutex);  in intel_context_exit()
106 	GEM_BUG_ON(!ce->active_count);  in intel_context_exit()
107 	if (!--ce->active_count)  in intel_context_exit()
108 		ce->ops->exit(ce);  in intel_context_exit()
111 int intel_context_active_acquire(struct intel_context *ce);
112 void intel_context_active_release(struct intel_context *ce);
114 static inline struct intel_context *intel_context_get(struct intel_context *ce)  in intel_context_get()  argument
116 	kref_get(&ce->ref);  in intel_context_get()
117 	return ce;  in intel_context_get()
120 static inline void intel_context_put(struct intel_context *ce)  in intel_context_put()  argument
122 	kref_put(&ce->ref, ce->ops->destroy);  in intel_context_put()
126 intel_context_timeline_lock(struct intel_context *ce)  in intel_context_timeline_lock()  argument
127 	__acquires(&ce->timeline->mutex)  in intel_context_timeline_lock()
129 	struct intel_timeline *tl = ce->timeline;  in intel_context_timeline_lock()
145 int intel_context_prepare_remote_request(struct intel_context *ce,
148 struct i915_request *intel_context_create_request(struct intel_context *ce);