lima_resource.h revision 7ec681f3 
1/*
2 * Copyright (c) 2017-2019 Lima Project
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, sub license,
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
12 * next paragraph) shall be included in all copies or substantial portions
13 * of the 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 NON-INFRINGEMENT. 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
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 *
23 */
24
25#ifndef H_LIMA_RESOURCE
26#define H_LIMA_RESOURCE
27
28#include "pipe/p_state.h"
29
30/* max texture size is 4096x4096 */
31#define LIMA_MAX_MIP_LEVELS 13
32#define LAYOUT_CONVERT_THRESHOLD 8
33
34struct lima_screen;
35struct panfrost_minmax_cache;
36
37struct lima_resource_level {
38   uint32_t width;
39   uint32_t stride;
40   uint32_t offset;
41   uint32_t layer_stride;
42};
43
44struct lima_damage_region {
45   struct pipe_scissor_state *region;
46   struct pipe_scissor_state bound;
47   unsigned num_region;
48   bool aligned;
49};
50
51struct lima_resource {
52   struct pipe_resource base;
53
54   struct lima_damage_region damage;
55   struct renderonly_scanout *scanout;
56   struct lima_bo *bo;
57   struct panfrost_minmax_cache *index_cache;
58   bool tiled;
59   bool modifier_constant;
60   unsigned full_updates;
61
62   struct lima_resource_level levels[LIMA_MAX_MIP_LEVELS];
63};
64
65struct lima_surface {
66   struct pipe_surface base;
67   int tiled_w, tiled_h;
68   unsigned reload;
69};
70
71struct lima_transfer {
72   struct pipe_transfer base;
73   void *staging;
74};
75
76static inline struct lima_resource *
77lima_resource(struct pipe_resource *res)
78{
79   return (struct lima_resource *)res;
80}
81
82static inline struct lima_surface *
83lima_surface(struct pipe_surface *surf)
84{
85   return (struct lima_surface *)surf;
86}
87
88static inline struct lima_transfer *
89lima_transfer(struct pipe_transfer *trans)
90{
91   return (struct lima_transfer *)trans;
92}
93
94void
95lima_resource_screen_init(struct lima_screen *screen);
96
97void
98lima_resource_context_init(struct lima_context *ctx);
99
100#endif
101