xref: /aosp_15_r20/external/mesa3d/src/gallium/drivers/etnaviv/etnaviv_etc2.h (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /*
2  * Copyright (c) 2019 Etnaviv Project
3  * Copyright (C) 2019 Zodiac Inflight Innovations
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, sub license,
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
13  * next paragraph) shall be included in all copies or substantial portions
14  * of the 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 NON-INFRINGEMENT. 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
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22  * DEALINGS IN THE SOFTWARE.
23  *
24  * Authors:
25  *    Christian Gmeiner <[email protected]>
26  */
27 
28 #ifndef H_ETNA_ETC2
29 #define H_ETNA_ETC2
30 
31 #include <stdbool.h>
32 #include <stdint.h>
33 
34 #include "util/format/u_formats.h"
35 #include "util/u_dynarray.h"
36 
37 struct pipe_resource;
38 
39 bool
40 etna_etc2_needs_patching(const struct pipe_resource *prsc);
41 
42 void
43 etna_etc2_calculate_blocks(uint8_t *buffer, unsigned stride,
44                            unsigned width, unsigned height,
45                            enum pipe_format format,
46                            struct util_dynarray *offsets);
47 
48 void
49 etna_etc2_patch(uint8_t *buffer, const struct util_dynarray *offsets);
50 
51 #endif
52