xref: /linux/drivers/gpu/drm/etnaviv/etnaviv_perfmon.h (revision fada1935590f66dc6784981e0d557ca09013c847)
1 /*
2  * Copyright (C) 2017 Etnaviv Project
3  * Copyright (C) 2017 Zodiac Inflight Innovations
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 as published by
7  * the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  * You should have received a copy of the GNU General Public License along with
15  * this program.  If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #ifndef __ETNAVIV_PERFMON_H__
19 #define __ETNAVIV_PERFMON_H__
20 
21 struct etnaviv_gpu;
22 struct drm_etnaviv_pm_domain;
23 struct drm_etnaviv_pm_signal;
24 
25 struct etnaviv_perfmon_request
26 {
27 	u32 flags;
28 	u8 domain;
29 	u8 signal;
30 	u32 sequence;
31 
32 	/* bo to store a value */
33 	u32 *bo_vma;
34 	u32 offset;
35 };
36 
37 int etnaviv_pm_query_dom(struct etnaviv_gpu *gpu,
38 	struct drm_etnaviv_pm_domain *domain);
39 
40 int etnaviv_pm_query_sig(struct etnaviv_gpu *gpu,
41 	struct drm_etnaviv_pm_signal *signal);
42 
43 int etnaviv_pm_req_validate(const struct drm_etnaviv_gem_submit_pmr *r,
44 	u32 exec_state);
45 
46 void etnaviv_perfmon_process(struct etnaviv_gpu *gpu,
47 	const struct etnaviv_perfmon_request *pmr);
48 
49 #endif /* __ETNAVIV_PERFMON_H__ */
50