src/gallium/drivers/freedreno/a6xx/fd6_format.h

   1 /*
   2  * Copyright (C) 2016 Rob Clark <robclark@freedesktop.org>
   3  * Copyright © 2018 Google, Inc.
   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 FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  * Authors:
  25  *    Rob Clark <robclark@freedesktop.org>
  26  */
  27
  28 #ifndef FD6_UTIL_H_
  29 #define FD6_UTIL_H_
  30
  31 #include "freedreno_resource.h"
  32 #include "freedreno_util.h"
  33
  34 #include "a6xx.xml.h"
  35
  36 enum a6xx_format fd6_pipe2vtx(enum pipe_format format);
  37 enum a6xx_format fd6_pipe2tex(enum pipe_format format);
  38 enum a6xx_format fd6_pipe2color(enum pipe_format format);
  39 enum a3xx_color_swap fd6_pipe2swap(enum pipe_format format);
  40 enum a6xx_depth_format fd6_pipe2depth(enum pipe_format format);
  41 enum a6xx_tex_swiz fd6_pipe2swiz(unsigned swiz);
  42
  43 void fd6_tex_swiz(enum pipe_format format, unsigned char *swiz,
  44                          unsigned swizzle_r, unsigned swizzle_g,
  45                          unsigned swizzle_b, unsigned swizzle_a);
  46
  47 uint32_t fd6_tex_const_0(struct pipe_resource *prsc,
  48                                           unsigned level, enum pipe_format format,
  49                                           unsigned swizzle_r, unsigned swizzle_g,
  50                                           unsigned swizzle_b, unsigned swizzle_a);
  51
  52 static inline enum a6xx_2d_ifmt
  53 fd6_ifmt(enum a6xx_format fmt)
  54 {
  55         switch (fmt) {
  56         case FMT6_A8_UNORM:
  57         case FMT6_8_UNORM:
  58         case FMT6_8_SNORM:
  59         case FMT6_8_8_UNORM:
  60         case FMT6_8_8_SNORM:
  61         case FMT6_8_8_8_8_UNORM:
  62         case FMT6_8_8_8_X8_UNORM:
  63         case FMT6_8_8_8_8_SNORM:
  64                 return R2D_UNORM8;
  65
  66         case FMT6_32_UINT:
  67         case FMT6_32_SINT:
  68         case FMT6_32_32_UINT:
  69         case FMT6_32_32_SINT:
  70         case FMT6_32_32_32_32_UINT:
  71         case FMT6_32_32_32_32_SINT:
  72                 return R2D_INT32;
  73
  74         case FMT6_16_UINT:
  75         case FMT6_16_SINT:
  76         case FMT6_16_16_UINT:
  77         case FMT6_16_16_SINT:
  78         case FMT6_16_16_16_16_UINT:
  79         case FMT6_16_16_16_16_SINT:
  80                 return R2D_INT16;
  81
  82         case FMT6_8_UINT:
  83         case FMT6_8_SINT:
  84         case FMT6_8_8_UINT:
  85         case FMT6_8_8_SINT:
  86         case FMT6_8_8_8_8_UINT:
  87         case FMT6_8_8_8_8_SINT:
  88                 return R2D_INT8;
  89
  90         case FMT6_16_UNORM:
  91         case FMT6_16_SNORM:
  92         case FMT6_16_16_UNORM:
  93         case FMT6_16_16_SNORM:
  94         case FMT6_16_16_16_16_UNORM:
  95         case FMT6_16_16_16_16_SNORM:
  96         case FMT6_32_FLOAT:
  97         case FMT6_32_32_FLOAT:
  98         case FMT6_32_32_32_32_FLOAT:
  99                 return R2D_FLOAT32;
 100
 101         case FMT6_16_FLOAT:
 102         case FMT6_16_16_FLOAT:
 103         case FMT6_16_16_16_16_FLOAT:
 104         case FMT6_11_11_10_FLOAT:
 105                 return R2D_FLOAT16;
 106
 107         case FMT6_10_10_10_2_UNORM_DEST:
 108         case FMT6_4_4_4_4_UNORM:
 109         case FMT6_5_5_5_1_UNORM:
 110         case FMT6_5_6_5_UNORM:
 111         case FMT6_10_10_10_2_UINT:
 112         case FMT6_Z24_UNORM_S8_UINT:
 113         case FMT6_Z24_UNORM_S8_UINT_AS_R8G8B8A8:
 114                 return R2D_RAW;
 115         default:
 116                 unreachable("bad format");
 117                 return 0;
 118         }
 119 }
 120
 121 static inline uint32_t
 122 fd6_resource_swap(struct fd_resource *rsc, enum pipe_format format)
 123 {
 124         return rsc->layout.tile_mode ? WZYX : fd6_pipe2swap(format);
 125 }
 126
 127 #endif /* FD6_UTIL_H_ */