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 * Authors:
24 * Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
25 * Boris Brezillon <boris.brezillon@collabora.com>
26 */
27
28 #ifndef __PAN_CS_H
29 #define __PAN_CS_H
30
31 #include "genxml/gen_macros.h"
32
33 #include "pan_texture.h"
34
35 struct pan_compute_dim {
36 uint32_t x, y, z;
37 };
38
39 struct pan_fb_color_attachment {
40 const struct pan_image_view *view;
41 bool *crc_valid;
42 bool clear;
43 bool preload;
44 bool discard;
45 uint32_t clear_value[4];
46 };
47
48 struct pan_fb_zs_attachment {
49 struct {
50 const struct pan_image_view *zs, *s;
51 } view;
52
53 struct {
54 bool z, s;
55 } clear;
56
57 struct {
58 bool z, s;
59 } discard;
60
61 struct {
62 bool z, s;
63 } preload;
64
65 struct {
66 float depth;
67 uint8_t stencil;
68 } clear_value;
69 };
70
71 struct pan_tiler_context {
72 union {
73 mali_ptr bifrost;
74 struct {
75 bool disable;
76 struct panfrost_bo *polygon_list;
77 } midgard;
78 };
79 };
80
81 struct pan_tls_info {
82 struct {
83 mali_ptr ptr;
84 unsigned size;
85 } tls;
86
87 struct {
88 struct pan_compute_dim dim;
89 mali_ptr ptr;
90 unsigned size;
91 } wls;
92 };
93
94 struct pan_fb_bifrost_info {
95 struct {
96 struct panfrost_ptr dcds;
97 unsigned modes[3];
98 } pre_post;
99 };
100
101 struct pan_fb_info {
102 unsigned width, height;
103 struct {
104 /* Max values are inclusive */
105 unsigned minx, miny, maxx, maxy;
106 } extent;
107 unsigned nr_samples;
108 unsigned rt_count;
109 struct pan_fb_color_attachment rts[8];
110 struct pan_fb_zs_attachment zs;
111
112 struct {
113 unsigned stride;
114 mali_ptr base;
115 } tile_map;
116
117 union {
118 struct pan_fb_bifrost_info bifrost;
119 };
120 };
121
122 static inline unsigned
pan_wls_instances(const struct pan_compute_dim * dim)123 pan_wls_instances(const struct pan_compute_dim *dim)
124 {
125 return util_next_power_of_two(dim->x) *
126 util_next_power_of_two(dim->y) *
127 util_next_power_of_two(dim->z);
128 }
129
130 static inline unsigned
pan_wls_adjust_size(unsigned wls_size)131 pan_wls_adjust_size(unsigned wls_size)
132 {
133 return util_next_power_of_two(MAX2(wls_size, 128));
134 }
135
136 static inline unsigned
pan_wls_mem_size(const struct panfrost_device * dev,const struct pan_compute_dim * dim,unsigned wls_size)137 pan_wls_mem_size(const struct panfrost_device *dev,
138 const struct pan_compute_dim *dim,
139 unsigned wls_size)
140 {
141 unsigned instances = pan_wls_instances(dim);
142
143 return pan_wls_adjust_size(wls_size) * instances * dev->core_count;
144 }
145
146 #ifdef PAN_ARCH
147 void
148 GENX(pan_emit_tls)(const struct pan_tls_info *info,
149 void *out);
150
151 int
152 GENX(pan_select_crc_rt)(const struct pan_fb_info *fb);
153
154 static inline bool
pan_fbd_has_zs_crc_ext(const struct pan_fb_info * fb)155 pan_fbd_has_zs_crc_ext(const struct pan_fb_info *fb)
156 {
157 return PAN_ARCH >= 5 &&
158 (fb->zs.view.zs || fb->zs.view.s ||
159 GENX(pan_select_crc_rt)(fb) >= 0);
160 }
161
162 unsigned
163 GENX(pan_emit_fbd)(const struct panfrost_device *dev,
164 const struct pan_fb_info *fb,
165 const struct pan_tls_info *tls,
166 const struct pan_tiler_context *tiler_ctx,
167 void *out);
168
169 #if PAN_ARCH >= 6
170 void
171 GENX(pan_emit_tiler_heap)(const struct panfrost_device *dev,
172 void *out);
173
174 void
175 GENX(pan_emit_tiler_ctx)(const struct panfrost_device *dev,
176 unsigned fb_width, unsigned fb_height,
177 unsigned nr_samples,
178 mali_ptr heap,
179 void *out);
180 #endif
181
182 void
183 GENX(pan_emit_fragment_job)(const struct pan_fb_info *fb,
184 mali_ptr fbd,
185 void *out);
186 #endif /* ifdef PAN_ARCH */
187
188 #endif
189