1/*
2 * Copyright (c) 2017 Etnaviv Project
3 * Copyright (C) 2017 Zodiac Inflight Innovations
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sub license,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial portions
14 * of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 * Authors:
25 *    Rob Clark <robclark@freedesktop.org>
26 *    Christian Gmeiner <christian.gmeiner@gmail.com>
27 */
28
29#ifndef H_ETNAVIV_QUERY_HW
30#define H_ETNAVIV_QUERY_HW
31
32#include "etnaviv_query.h"
33
34struct etna_hw_query;
35
36struct etna_hw_sample_provider {
37   void (*start)(struct etna_hw_query *hq, struct etna_context *ctx);
38   void (*stop)(struct etna_hw_query *hq, struct etna_context *ctx);
39   void (*suspend)(struct etna_hw_query *hq, struct etna_context *ctx);
40   void (*resume)(struct etna_hw_query *hq, struct etna_context *ctx);
41
42   void (*result)(struct etna_hw_query *hq, void *buf,
43           union pipe_query_result *result);
44};
45
46struct etna_hw_query {
47   struct etna_query base;
48
49   struct pipe_resource *prsc;
50   unsigned samples;        /* number of samples stored in resource */
51   unsigned no_wait_cnt;    /* see etna_hw_get_query_result() */
52   struct list_head node;   /* list-node in ctx->active_hw_queries */
53
54   const struct etna_hw_sample_provider *provider;
55};
56
57static inline struct etna_hw_query *
58etna_hw_query(struct etna_query *q)
59{
60   return (struct etna_hw_query *)q;
61}
62
63struct etna_query *
64etna_hw_create_query(struct etna_context *ctx, unsigned query_type);
65
66static inline void
67etna_hw_query_suspend(struct etna_hw_query *hq, struct etna_context *ctx)
68{
69   const struct etna_hw_sample_provider *p = hq->provider;
70
71   if (!hq->base.active)
72      return;
73
74   p->suspend(hq, ctx);
75}
76
77static inline void
78etna_hw_query_resume(struct etna_hw_query *hq, struct etna_context *ctx)
79{
80   const struct etna_hw_sample_provider *p = hq->provider;
81
82   if (!hq->base.active)
83      return;
84
85   p->resume(hq, ctx);
86}
87
88#endif
89