src/gallium/drivers/tegra/tegra_context.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_CONTEXT_H
  25 #define TEGRA_CONTEXT_H
  26
  27 #include "pipe/p_context.h"
  28 #include "pipe/p_state.h"
  29
  30 struct tegra_screen;
  31
  32 struct tegra_context {
  33    struct pipe_context base;
  34    struct pipe_context *gpu;
  35 };
  36
  37 static inline struct tegra_context *
  38 to_tegra_context(struct pipe_context *context)
  39 {
  40    return (struct tegra_context *)context;
  41 }
  42
  43 struct pipe_context *
  44 tegra_screen_context_create(struct pipe_screen *pscreen, void *priv,
  45                             unsigned int flags);
  46
  47 struct tegra_sampler_view {
  48    struct pipe_sampler_view base;
  49    struct pipe_sampler_view *gpu;
  50 };
  51
  52 static inline struct tegra_sampler_view *
  53 to_tegra_sampler_view(struct pipe_sampler_view *view)
  54 {
  55    return (struct tegra_sampler_view *)view;
  56 }
  57
  58 static inline struct pipe_sampler_view *
  59 tegra_sampler_view_unwrap(struct pipe_sampler_view *view)
  60 {
  61    if (!view)
  62       return NULL;
  63
  64    return to_tegra_sampler_view(view)->gpu;
  65 }
  66
  67 struct tegra_transfer {
  68    struct pipe_transfer base;
  69    struct pipe_transfer *gpu;
  70
  71    unsigned int count;
  72    void *map;
  73 };
  74
  75 static inline struct tegra_transfer *
  76 to_tegra_transfer(struct pipe_transfer *transfer)
  77 {
  78    return (struct tegra_transfer *)transfer;
  79 }
  80
  81 #endif /* TEGRA_SCREEN_H */