drivers/gpu/drm/etnaviv/etnaviv_perfmon.h

   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, u32 exec_state);
  48
  49 #endif /* __ETNAVIV_PERFMON_H__ */