1/*
2 * Copyright (C) 2019 Alyssa Rosenzweig
3 * Copyright (C) 2014-2017 Broadcom
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, sublicense,
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 next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * 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 NONINFRINGEMENT.  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 FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 *
24 */
25
26#ifndef __PAN_JOB_H__
27#define __PAN_JOB_H__
28
29/* Used as a hash table key */
30
31struct panfrost_job_key {
32        struct pipe_surface *cbufs[4];
33        struct pipe_surface *zsbuf;
34};
35
36#define PAN_REQ_MSAA            (1 << 0)
37#define PAN_REQ_DEPTH_WRITE     (1 << 1)
38
39/* A panfrost_job corresponds to a bound FBO we're rendering to,
40 * collecting over multiple draws. */
41
42struct panfrost_job {
43        struct panfrost_context *ctx;
44        struct panfrost_job_key key;
45
46        /* Buffers cleared (PIPE_CLEAR_* bitmask) */
47        unsigned clear;
48
49        /* Packed clear values */
50        uint32_t clear_color;
51        float clear_depth;
52        unsigned clear_stencil;
53
54        /* Whether this job uses the corresponding requirement (PAN_REQ_*
55         * bitmask) */
56        unsigned requirements;
57
58        /* BOs referenced -- will be used for flushing logic */
59        struct set *bos;
60};
61
62/* Functions for managing the above */
63
64struct panfrost_job *
65panfrost_create_job(struct panfrost_context *ctx);
66
67void
68panfrost_free_job(struct panfrost_context *ctx, struct panfrost_job *job);
69
70struct panfrost_job *
71panfrost_get_job(struct panfrost_context *ctx,
72                struct pipe_surface **cbufs, struct pipe_surface *zsbuf);
73
74struct panfrost_job *
75panfrost_get_job_for_fbo(struct panfrost_context *ctx);
76
77void
78panfrost_job_init(struct panfrost_context *ctx);
79
80void
81panfrost_job_add_bo(struct panfrost_job *job, struct panfrost_bo *bo);
82
83void
84panfrost_flush_jobs_writing_resource(struct panfrost_context *panfrost,
85                                struct pipe_resource *prsc);
86
87void
88panfrost_flush_jobs_reading_resource(struct panfrost_context *panfrost,
89                                struct pipe_resource *prsc);
90
91#endif
92