src/gallium/drivers/lima/lima_resource.h

   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
  33 struct lima_screen;
  34 struct panfrost_minmax_cache;
  35
  36 struct lima_resource_level {
  37    uint32_t width;
  38    uint32_t stride;
  39    uint32_t offset;
  40    uint32_t layer_stride;
  41 };
  42
  43 struct lima_damage_region {
  44    struct pipe_scissor_state *region;
  45    struct pipe_scissor_state bound;
  46    unsigned num_region;
  47    bool aligned;
  48 };
  49
  50 struct lima_resource {
  51    struct pipe_resource base;
  52
  53    struct lima_damage_region damage;
  54    struct renderonly_scanout *scanout;
  55    struct lima_bo *bo;
  56    struct panfrost_minmax_cache *index_cache;
  57    bool tiled;
  58
  59    struct lima_resource_level levels[LIMA_MAX_MIP_LEVELS];
  60 };
  61
  62 struct lima_surface {
  63    struct pipe_surface base;
  64    int tiled_w, tiled_h;
  65    unsigned reload;
  66 };
  67
  68 struct lima_transfer {
  69    struct pipe_transfer base;
  70    void *staging;
  71 };
  72
  73 static inline struct lima_resource *
  74 lima_resource(struct pipe_resource *res)
  75 {
  76    return (struct lima_resource *)res;
  77 }
  78
  79 static inline struct lima_surface *
  80 lima_surface(struct pipe_surface *surf)
  81 {
  82    return (struct lima_surface *)surf;
  83 }
  84
  85 static inline struct lima_transfer *
  86 lima_transfer(struct pipe_transfer *trans)
  87 {
  88    return (struct lima_transfer *)trans;
  89 }
  90
  91 void
  92 lima_resource_screen_init(struct lima_screen *screen);
  93
  94 void
  95 lima_resource_context_init(struct lima_context *ctx);
  96
  97 #endif