1 /*
2 * Copyright (C) 2021 Collabora, Ltd.
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 FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 */
24
25 #ifndef __PAN_BLITTER_H
26 #define __PAN_BLITTER_H
27
28 #include "genxml/gen_macros.h"
29
30 #include "panfrost-job.h"
31 #include "pan_cs.h"
32 #include "pan_pool.h"
33 #include "pan_texture.h"
34 #include "pan_util.h"
35 #include "util/format/u_format.h"
36
37 struct pan_fb_info;
38 struct pan_scoreboard;
39 struct pan_pool;
40 struct panfrost_device;
41
42 struct pan_blit_info {
43 struct {
44 struct {
45 const struct pan_image *image;
46 enum pipe_format format;
47 } planes[2];
48 unsigned level;
49 struct {
50 int32_t x, y, z;
51 unsigned layer;
52 } start, end;
53 } src, dst;
54 struct {
55 bool enable;
56 uint16_t minx, miny, maxx, maxy;
57 } scissor;
58 bool nearest;
59 };
60
61 struct pan_blit_context {
62 mali_ptr rsd, vpd;
63 mali_ptr textures;
64 mali_ptr samplers;
65 mali_ptr position;
66 struct {
67 enum mali_texture_dimension dim;
68 struct {
69 float x, y;
70 } start, end;
71 union {
72 unsigned layer_offset;
73 float z_offset;
74 };
75 } src;
76 struct {
77 int32_t layer_offset;
78 int32_t cur_layer;
79 int32_t last_layer;
80 } dst;
81 float z_scale;
82 };
83
84 void
85 GENX(pan_blitter_init)(struct panfrost_device *dev,
86 struct pan_pool *bin_pool,
87 struct pan_pool *desc_pool);
88
89 void
90 GENX(pan_blitter_cleanup)(struct panfrost_device *dev);
91
92 unsigned
93 GENX(pan_preload_fb)(struct pan_pool *desc_pool,
94 struct pan_scoreboard *scoreboard,
95 struct pan_fb_info *fb,
96 mali_ptr tsd, mali_ptr tiler,
97 struct panfrost_ptr *jobs);
98
99 void
100 GENX(pan_blit_ctx_init)(struct panfrost_device *dev,
101 const struct pan_blit_info *info,
102 struct pan_pool *blit_pool,
103 struct pan_blit_context *ctx);
104
105 static inline bool
pan_blit_next_surface(struct pan_blit_context * ctx)106 pan_blit_next_surface(struct pan_blit_context *ctx)
107 {
108 if (ctx->dst.last_layer < ctx->dst.layer_offset) {
109 if (ctx->dst.cur_layer <= ctx->dst.last_layer)
110 return false;
111
112 ctx->dst.cur_layer--;
113 } else {
114 if (ctx->dst.cur_layer >= ctx->dst.last_layer)
115 return false;
116
117 ctx->dst.cur_layer++;
118 }
119
120 return true;
121 }
122
123 struct panfrost_ptr
124 GENX(pan_blit)(struct pan_blit_context *ctx,
125 struct pan_pool *pool,
126 struct pan_scoreboard *scoreboard,
127 mali_ptr tsd, mali_ptr tiler);
128
129 #endif
130