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