xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/i915/gt/intel_engine_heartbeat.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: intel_engine_heartbeat.h,v 1.2 2021/12/18 23:45:30 riastradh Exp $	*/
2 
3 /*
4  * SPDX-License-Identifier: MIT
5  *
6  * Copyright © 2019 Intel Corporation
7  */
8 
9 #ifndef INTEL_ENGINE_HEARTBEAT_H
10 #define INTEL_ENGINE_HEARTBEAT_H
11 
12 struct intel_engine_cs;
13 
14 void intel_engine_init_heartbeat(struct intel_engine_cs *engine);
15 
16 int intel_engine_set_heartbeat(struct intel_engine_cs *engine,
17 			       unsigned long delay);
18 
19 void intel_engine_park_heartbeat(struct intel_engine_cs *engine);
20 void intel_engine_unpark_heartbeat(struct intel_engine_cs *engine);
21 
22 int intel_engine_pulse(struct intel_engine_cs *engine);
23 int intel_engine_flush_barriers(struct intel_engine_cs *engine);
24 
25 #endif /* INTEL_ENGINE_HEARTBEAT_H */
26