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1 /*
2  * Copyright (C) 2019-2020 Collabora Ltd.
3  * Copyright (C) 2019 Alyssa Rosenzweig
4  * Copyright (C) 2014-2017 Broadcom
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the next
14  * paragraph) shall be included in all copies or substantial portions of the
15  * Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23  * SOFTWARE.
24  *
25  */
26 
27 #ifndef __PAN_SCOREBOARD_H__
28 #define __PAN_SCOREBOARD_H__
29 
30 #include "midgard_pack.h"
31 #include "pan_pool.h"
32 
33 struct pan_scoreboard {
34         /* The first job in the batch */
35         mali_ptr first_job;
36 
37         /* The number of jobs in the primary batch, essentially */
38         unsigned job_index;
39 
40         /* A CPU-side pointer to the previous job for next_job linking */
41         struct mali_job_header_packed *prev_job;
42 
43         /* A CPU-side pointer to the first tiler job for dep updates when
44          * injecting a reload tiler job.
45          */
46         struct mali_job_header_packed *first_tiler;
47         uint32_t first_tiler_dep1;
48 
49         /* The dependency for tiler jobs (i.e. the index of the last emitted
50          * tiler job, or zero if none have been emitted) */
51         unsigned tiler_dep;
52 
53         /* The job index of the WRITE_VALUE job (before it has been created) */
54         unsigned write_value_index;
55 };
56 
57 unsigned
58 panfrost_add_job(
59                 struct pan_pool *pool,
60                 struct pan_scoreboard *scoreboard,
61                 enum mali_job_type type,
62                 bool barrier,
63                 unsigned local_dep,
64                 const struct panfrost_ptr *job,
65                 bool inject);
66 
67 void panfrost_scoreboard_initialize_tiler(
68                 struct pan_pool *pool,
69                 struct pan_scoreboard *scoreboard,
70                 mali_ptr polygon_list);
71 
72 #endif
73