src/gallium/drivers/vc4/vc4_resource.h

   1 /*
   2  * Copyright © 2014 Broadcom
   3  * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  22  * IN THE SOFTWARE.
  23  */
  24
  25 #ifndef VC4_RESOURCE_H
  26 #define VC4_RESOURCE_H
  27
  28 #include "vc4_screen.h"
  29 #include "vc4_packet.h"
  30 #include "util/u_transfer.h"
  31
  32 struct vc4_transfer {
  33         struct pipe_transfer base;
  34         void *map;
  35 };
  36
  37 struct vc4_resource_slice {
  38         uint32_t offset;
  39         uint32_t stride;
  40         uint32_t size;
  41         /** One of VC4_TILING_FORMAT_* */
  42         uint8_t tiling;
  43 };
  44
  45 struct vc4_surface {
  46         struct pipe_surface base;
  47         uint32_t offset;
  48         uint32_t stride;
  49         uint32_t width;
  50         uint16_t height;
  51         uint16_t depth;
  52         uint8_t tiling;
  53 };
  54
  55 struct vc4_resource {
  56         struct u_resource base;
  57         struct vc4_bo *bo;
  58         struct vc4_resource_slice slices[VC4_MAX_MIP_LEVELS];
  59         int cpp;
  60         bool tiled;
  61         /** One of VC4_TEXTURE_TYPE_* */
  62         enum vc4_texture_data_type vc4_format;
  63 };
  64
  65 static INLINE struct vc4_resource *
  66 vc4_resource(struct pipe_resource *prsc)
  67 {
  68         return (struct vc4_resource *)prsc;
  69 }
  70
  71 static INLINE struct vc4_surface *
  72 vc4_surface(struct pipe_surface *psurf)
  73 {
  74         return (struct vc4_surface *)psurf;
  75 }
  76
  77 static INLINE struct vc4_transfer *
  78 vc4_transfer(struct pipe_transfer *ptrans)
  79 {
  80         return (struct vc4_transfer *)ptrans;
  81 }
  82
  83 void vc4_resource_screen_init(struct pipe_screen *pscreen);
  84 void vc4_resource_context_init(struct pipe_context *pctx);
  85
  86 #endif /* VC4_RESOURCE_H */