src/gallium/drivers/tegra/tegra_resource.h

   1 /*
   2  * Copyright © 2014-2018 NVIDIA Corporation
   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, sublicense,
   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 next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * 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 NONINFRINGEMENT.  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 DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 #ifndef TEGRA_RESOURCE_H
  25 #define TEGRA_RESOURCE_H
  26
  27 #include "pipe/p_state.h"
  28
  29 struct winsys_handle;
  30
  31 struct tegra_resource {
  32    struct pipe_resource base;
  33    struct pipe_resource *gpu;
  34
  35    uint64_t modifier;
  36    uint32_t stride;
  37    uint32_t handle;
  38    size_t size;
  39 };
  40
  41 static inline struct tegra_resource *
  42 to_tegra_resource(struct pipe_resource *resource)
  43 {
  44    return (struct tegra_resource *)resource;
  45 }
  46
  47 static inline struct pipe_resource *
  48 tegra_resource_unwrap(struct pipe_resource *resource)
  49 {
  50    if (!resource)
  51       return NULL;
  52
  53    return to_tegra_resource(resource)->gpu;
  54 }
  55
  56 struct tegra_surface {
  57    struct pipe_surface base;
  58    struct pipe_surface *gpu;
  59 };
  60
  61 static inline struct tegra_surface *
  62 to_tegra_surface(struct pipe_surface *surface)
  63 {
  64    return (struct tegra_surface *)surface;
  65 }
  66
  67 static inline struct pipe_surface *
  68 tegra_surface_unwrap(struct pipe_surface *surface)
  69 {
  70    if (!surface)
  71       return NULL;
  72
  73    return to_tegra_surface(surface)->gpu;
  74 }
  75
  76 #endif /* TEGRA_RESOURCE_H */