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