xref: /aosp_15_r20/external/mesa3d/src/gallium/drivers/d3d12/d3d12_query.h (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /*
2  * Copyright © Microsoft Corporation
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21  * IN THE SOFTWARE.
22  */
23 
24 #ifndef D3D12_QUERY_H
25 #define D3D12_QUERY_H
26 
27 #include "d3d12_common.h"
28 #include "d3d12_resource.h"
29 
30 struct d3d12_context;
31 
32 void
33 d3d12_suspend_queries(struct d3d12_context *ctx);
34 
35 void
36 d3d12_resume_queries(struct d3d12_context *ctx);
37 
38 void
39 d3d12_validate_queries(struct d3d12_context *ctx);
40 
41 void
42 d3d12_enable_predication(struct d3d12_context *ctx);
43 
44 constexpr unsigned MAX_SUBQUERIES = 4;
45 
46 struct d3d12_query_impl {
47    ID3D12QueryHeap* query_heap;
48    unsigned curr_query, num_queries;
49    size_t query_size;
50 
51    D3D12_QUERY_TYPE d3d12qtype;
52 
53    pipe_resource* buffer;
54    unsigned buffer_offset;
55 
56    bool active;
57 };
58 
59 struct d3d12_query {
60    struct threaded_query base;
61    struct pipe_reference reference;
62    enum pipe_query_type type;
63    unsigned index;
64 
65    struct d3d12_query_impl subqueries[MAX_SUBQUERIES];
66 
67    struct list_head active_list;
68    struct d3d12_resource* predicate;
69 
70    /*
71    * Used to track if a query's results are ready to be read asynchronously
72    *
73    * Initialized to 0, it is set to UINT64_MAX when the query is ended but before it is flushed
74    * At flush, it is set to the fence_value associated with the work it was
75    * submitted with
76    */
77    uint64_t fence_value;
78 };
79 
80 void
81 d3d12_destroy_query(d3d12_query *query);
82 
83 #endif
84