1 /*
2  * SPDX-License-Identifier: MIT
3  *
4  * Copyright © 2019 Intel Corporation
5  */
6 
7 #ifndef INTEL_ENGINE_HEARTBEAT_H
8 #define INTEL_ENGINE_HEARTBEAT_H
9 
10 struct intel_engine_cs;
11 
12 void intel_engine_init_heartbeat(struct intel_engine_cs *engine);
13 
14 int intel_engine_set_heartbeat(struct intel_engine_cs *engine,
15 			       unsigned long delay);
16 
17 void intel_engine_park_heartbeat(struct intel_engine_cs *engine);
18 void intel_engine_unpark_heartbeat(struct intel_engine_cs *engine);
19 
20 int intel_engine_pulse(struct intel_engine_cs *engine);
21 int intel_engine_flush_barriers(struct intel_engine_cs *engine);
22 
23 #endif /* INTEL_ENGINE_HEARTBEAT_H */
24