src/vulkan/anv_formats.c

   1 /*
   2  * Copyright © 2015 Intel 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 #include "anv_private.h"
  25 #include "brw_surface_formats.h"
  26
  27 #include "gen7_pack.h"
  28
  29 #define RGBA ((struct anv_format_swizzle) { 0, 1, 2, 3 })
  30 #define BGRA ((struct anv_format_swizzle) { 2, 1, 0, 3 })
  31
  32 #define swiz_fmt(__vk_fmt, __hw_fmt, __swizzle, ...)     \
  33    [__vk_fmt] = { \
  34       .vk_format = __vk_fmt, \
  35       .name = #__vk_fmt, \
  36       .isl_format = __hw_fmt, \
  37       .isl_layout = &isl_format_layouts[__hw_fmt], \
  38       .swizzle = __swizzle, \
  39       __VA_ARGS__ \
  40    }
  41
  42 #define fmt(__vk_fmt, __hw_fmt, ...) \
  43    swiz_fmt(__vk_fmt, __hw_fmt, RGBA, __VA_ARGS__)
  44
  45 /* HINT: For array formats, the ISL name should match the VK name.  For
  46  * packed formats, they should have the channels in reverse order from each
  47  * other.  The reason for this is that, for packed formats, the ISL (and
  48  * bspec) names are in LSB -> MSB order while VK formats are MSB -> LSB.
  49  */
  50 static const struct anv_format anv_formats[] = {
  51    fmt(VK_FORMAT_UNDEFINED,               ISL_FORMAT_RAW),
  52    fmt(VK_FORMAT_R4G4_UNORM_PACK8,        ISL_FORMAT_UNSUPPORTED),
  53    fmt(VK_FORMAT_R4G4B4A4_UNORM_PACK16,   ISL_FORMAT_A4B4G4R4_UNORM),
  54    swiz_fmt(VK_FORMAT_B4G4R4A4_UNORM_PACK16,   ISL_FORMAT_A4B4G4R4_UNORM,  BGRA),
  55    fmt(VK_FORMAT_R5G6B5_UNORM_PACK16,     ISL_FORMAT_B5G6R5_UNORM),
  56    swiz_fmt(VK_FORMAT_B5G6R5_UNORM_PACK16,     ISL_FORMAT_B5G6R5_UNORM, BGRA),
  57    fmt(VK_FORMAT_R5G5B5A1_UNORM_PACK16,   ISL_FORMAT_A1B5G5R5_UNORM),
  58    fmt(VK_FORMAT_B5G5R5A1_UNORM_PACK16,   ISL_FORMAT_UNSUPPORTED),
  59    fmt(VK_FORMAT_A1R5G5B5_UNORM_PACK16,   ISL_FORMAT_B5G5R5A1_UNORM),
  60    fmt(VK_FORMAT_R8_UNORM,                ISL_FORMAT_R8_UNORM),
  61    fmt(VK_FORMAT_R8_SNORM,                ISL_FORMAT_R8_SNORM),
  62    fmt(VK_FORMAT_R8_USCALED,              ISL_FORMAT_R8_USCALED),
  63    fmt(VK_FORMAT_R8_SSCALED,              ISL_FORMAT_R8_SSCALED),
  64    fmt(VK_FORMAT_R8_UINT,                 ISL_FORMAT_R8_UINT),
  65    fmt(VK_FORMAT_R8_SINT,                 ISL_FORMAT_R8_SINT),
  66    fmt(VK_FORMAT_R8_SRGB,                 ISL_FORMAT_UNSUPPORTED),
  67    fmt(VK_FORMAT_R8G8_UNORM,              ISL_FORMAT_R8G8_UNORM),
  68    fmt(VK_FORMAT_R8G8_SNORM,              ISL_FORMAT_R8G8_SNORM),
  69    fmt(VK_FORMAT_R8G8_USCALED,            ISL_FORMAT_R8G8_USCALED),
  70    fmt(VK_FORMAT_R8G8_SSCALED,            ISL_FORMAT_R8G8_SSCALED),
  71    fmt(VK_FORMAT_R8G8_UINT,               ISL_FORMAT_R8G8_UINT),
  72    fmt(VK_FORMAT_R8G8_SINT,               ISL_FORMAT_R8G8_SINT),
  73    fmt(VK_FORMAT_R8G8_SRGB,               ISL_FORMAT_UNSUPPORTED), /* L8A8_UNORM_SRGB */
  74    fmt(VK_FORMAT_R8G8B8_UNORM,            ISL_FORMAT_R8G8B8_UNORM),
  75    fmt(VK_FORMAT_R8G8B8_SNORM,            ISL_FORMAT_R8G8B8_SNORM),
  76    fmt(VK_FORMAT_R8G8B8_USCALED,          ISL_FORMAT_R8G8B8_USCALED),
  77    fmt(VK_FORMAT_R8G8B8_SSCALED,          ISL_FORMAT_R8G8B8_SSCALED),
  78    fmt(VK_FORMAT_R8G8B8_UINT,             ISL_FORMAT_R8G8B8_UINT),
  79    fmt(VK_FORMAT_R8G8B8_SINT,             ISL_FORMAT_R8G8B8_SINT),
  80    fmt(VK_FORMAT_R8G8B8_SRGB,             ISL_FORMAT_UNSUPPORTED), /* B8G8R8A8_UNORM_SRGB */
  81    fmt(VK_FORMAT_R8G8B8A8_UNORM,          ISL_FORMAT_R8G8B8A8_UNORM),
  82    fmt(VK_FORMAT_R8G8B8A8_SNORM,          ISL_FORMAT_R8G8B8A8_SNORM),
  83    fmt(VK_FORMAT_R8G8B8A8_USCALED,        ISL_FORMAT_R8G8B8A8_USCALED),
  84    fmt(VK_FORMAT_R8G8B8A8_SSCALED,        ISL_FORMAT_R8G8B8A8_SSCALED),
  85    fmt(VK_FORMAT_R8G8B8A8_UINT,           ISL_FORMAT_R8G8B8A8_UINT),
  86    fmt(VK_FORMAT_R8G8B8A8_SINT,           ISL_FORMAT_R8G8B8A8_SINT),
  87    fmt(VK_FORMAT_R8G8B8A8_SRGB,           ISL_FORMAT_R8G8B8A8_UNORM_SRGB),
  88    fmt(VK_FORMAT_A8B8G8R8_UNORM_PACK32,   ISL_FORMAT_R8G8B8A8_UNORM),
  89    fmt(VK_FORMAT_A8B8G8R8_SNORM_PACK32,   ISL_FORMAT_R8G8B8A8_SNORM),
  90    fmt(VK_FORMAT_A8B8G8R8_USCALED_PACK32, ISL_FORMAT_R8G8B8A8_USCALED),
  91    fmt(VK_FORMAT_A8B8G8R8_SSCALED_PACK32, ISL_FORMAT_R8G8B8A8_SSCALED),
  92    fmt(VK_FORMAT_A8B8G8R8_UINT_PACK32,    ISL_FORMAT_R8G8B8A8_UINT),
  93    fmt(VK_FORMAT_A8B8G8R8_SINT_PACK32,    ISL_FORMAT_R8G8B8A8_SINT),
  94    fmt(VK_FORMAT_A8B8G8R8_SRGB_PACK32,    ISL_FORMAT_R8G8B8A8_UNORM_SRGB),
  95    fmt(VK_FORMAT_A2R10G10B10_UNORM_PACK32, ISL_FORMAT_B10G10R10A2_UNORM),
  96    fmt(VK_FORMAT_A2R10G10B10_SNORM_PACK32, ISL_FORMAT_B10G10R10A2_SNORM),
  97    fmt(VK_FORMAT_A2R10G10B10_USCALED_PACK32, ISL_FORMAT_B10G10R10A2_USCALED),
  98    fmt(VK_FORMAT_A2R10G10B10_SSCALED_PACK32, ISL_FORMAT_B10G10R10A2_SSCALED),
  99    fmt(VK_FORMAT_A2R10G10B10_UINT_PACK32, ISL_FORMAT_B10G10R10A2_UINT),
 100    fmt(VK_FORMAT_A2R10G10B10_SINT_PACK32, ISL_FORMAT_B10G10R10A2_SINT),
 101    fmt(VK_FORMAT_A2B10G10R10_UNORM_PACK32, ISL_FORMAT_R10G10B10A2_UNORM),
 102    fmt(VK_FORMAT_A2B10G10R10_SNORM_PACK32, ISL_FORMAT_R10G10B10A2_SNORM),
 103    fmt(VK_FORMAT_A2B10G10R10_USCALED_PACK32, ISL_FORMAT_R10G10B10A2_USCALED),
 104    fmt(VK_FORMAT_A2B10G10R10_SSCALED_PACK32, ISL_FORMAT_R10G10B10A2_SSCALED),
 105    fmt(VK_FORMAT_A2B10G10R10_UINT_PACK32, ISL_FORMAT_R10G10B10A2_UINT),
 106    fmt(VK_FORMAT_A2B10G10R10_SINT_PACK32, ISL_FORMAT_R10G10B10A2_SINT),
 107    fmt(VK_FORMAT_R16_UNORM,               ISL_FORMAT_R16_UNORM),
 108    fmt(VK_FORMAT_R16_SNORM,               ISL_FORMAT_R16_SNORM),
 109    fmt(VK_FORMAT_R16_USCALED,             ISL_FORMAT_R16_USCALED),
 110    fmt(VK_FORMAT_R16_SSCALED,             ISL_FORMAT_R16_SSCALED),
 111    fmt(VK_FORMAT_R16_UINT,                ISL_FORMAT_R16_UINT),
 112    fmt(VK_FORMAT_R16_SINT,                ISL_FORMAT_R16_SINT),
 113    fmt(VK_FORMAT_R16_SFLOAT,              ISL_FORMAT_R16_FLOAT),
 114    fmt(VK_FORMAT_R16G16_UNORM,            ISL_FORMAT_R16G16_UNORM),
 115    fmt(VK_FORMAT_R16G16_SNORM,            ISL_FORMAT_R16G16_SNORM),
 116    fmt(VK_FORMAT_R16G16_USCALED,          ISL_FORMAT_R16G16_USCALED),
 117    fmt(VK_FORMAT_R16G16_SSCALED,          ISL_FORMAT_R16G16_SSCALED),
 118    fmt(VK_FORMAT_R16G16_UINT,             ISL_FORMAT_R16G16_UINT),
 119    fmt(VK_FORMAT_R16G16_SINT,             ISL_FORMAT_R16G16_SINT),
 120    fmt(VK_FORMAT_R16G16_SFLOAT,           ISL_FORMAT_R16G16_FLOAT),
 121    fmt(VK_FORMAT_R16G16B16_UNORM,         ISL_FORMAT_R16G16B16_UNORM),
 122    fmt(VK_FORMAT_R16G16B16_SNORM,         ISL_FORMAT_R16G16B16_SNORM),
 123    fmt(VK_FORMAT_R16G16B16_USCALED,       ISL_FORMAT_R16G16B16_USCALED),
 124    fmt(VK_FORMAT_R16G16B16_SSCALED,       ISL_FORMAT_R16G16B16_SSCALED),
 125    fmt(VK_FORMAT_R16G16B16_UINT,          ISL_FORMAT_R16G16B16_UINT),
 126    fmt(VK_FORMAT_R16G16B16_SINT,          ISL_FORMAT_R16G16B16_SINT),
 127    fmt(VK_FORMAT_R16G16B16_SFLOAT,        ISL_FORMAT_R16G16B16_FLOAT),
 128    fmt(VK_FORMAT_R16G16B16A16_UNORM,      ISL_FORMAT_R16G16B16A16_UNORM),
 129    fmt(VK_FORMAT_R16G16B16A16_SNORM,      ISL_FORMAT_R16G16B16A16_SNORM),
 130    fmt(VK_FORMAT_R16G16B16A16_USCALED,    ISL_FORMAT_R16G16B16A16_USCALED),
 131    fmt(VK_FORMAT_R16G16B16A16_SSCALED,    ISL_FORMAT_R16G16B16A16_SSCALED),
 132    fmt(VK_FORMAT_R16G16B16A16_UINT,       ISL_FORMAT_R16G16B16A16_UINT),
 133    fmt(VK_FORMAT_R16G16B16A16_SINT,       ISL_FORMAT_R16G16B16A16_SINT),
 134    fmt(VK_FORMAT_R16G16B16A16_SFLOAT,     ISL_FORMAT_R16G16B16A16_FLOAT),
 135    fmt(VK_FORMAT_R32_UINT,                ISL_FORMAT_R32_UINT,),
 136    fmt(VK_FORMAT_R32_SINT,                ISL_FORMAT_R32_SINT,),
 137    fmt(VK_FORMAT_R32_SFLOAT,              ISL_FORMAT_R32_FLOAT,),
 138    fmt(VK_FORMAT_R32G32_UINT,             ISL_FORMAT_R32G32_UINT,),
 139    fmt(VK_FORMAT_R32G32_SINT,             ISL_FORMAT_R32G32_SINT,),
 140    fmt(VK_FORMAT_R32G32_SFLOAT,           ISL_FORMAT_R32G32_FLOAT,),
 141    fmt(VK_FORMAT_R32G32B32_UINT,          ISL_FORMAT_R32G32B32_UINT,),
 142    fmt(VK_FORMAT_R32G32B32_SINT,          ISL_FORMAT_R32G32B32_SINT,),
 143    fmt(VK_FORMAT_R32G32B32_SFLOAT,        ISL_FORMAT_R32G32B32_FLOAT,),
 144    fmt(VK_FORMAT_R32G32B32A32_UINT,       ISL_FORMAT_R32G32B32A32_UINT,),
 145    fmt(VK_FORMAT_R32G32B32A32_SINT,       ISL_FORMAT_R32G32B32A32_SINT,),
 146    fmt(VK_FORMAT_R32G32B32A32_SFLOAT,     ISL_FORMAT_R32G32B32A32_FLOAT,),
 147    fmt(VK_FORMAT_R64_UINT,                ISL_FORMAT_R64_PASSTHRU),
 148    fmt(VK_FORMAT_R64_SINT,                ISL_FORMAT_R64_PASSTHRU),
 149    fmt(VK_FORMAT_R64_SFLOAT,              ISL_FORMAT_R64_FLOAT),
 150    fmt(VK_FORMAT_R64G64_UINT,             ISL_FORMAT_R64G64_PASSTHRU),
 151    fmt(VK_FORMAT_R64G64_SINT,             ISL_FORMAT_R64G64_PASSTHRU),
 152    fmt(VK_FORMAT_R64G64_SFLOAT,           ISL_FORMAT_R64G64_FLOAT),
 153    fmt(VK_FORMAT_R64G64B64_UINT,          ISL_FORMAT_R64G64B64_PASSTHRU),
 154    fmt(VK_FORMAT_R64G64B64_SINT,          ISL_FORMAT_R64G64B64_PASSTHRU),
 155    fmt(VK_FORMAT_R64G64B64_SFLOAT,        ISL_FORMAT_R64G64B64_FLOAT),
 156    fmt(VK_FORMAT_R64G64B64A64_UINT,       ISL_FORMAT_R64G64B64A64_PASSTHRU),
 157    fmt(VK_FORMAT_R64G64B64A64_SINT,       ISL_FORMAT_R64G64B64A64_PASSTHRU),
 158    fmt(VK_FORMAT_R64G64B64A64_SFLOAT,     ISL_FORMAT_R64G64B64A64_FLOAT),
 159    fmt(VK_FORMAT_B10G11R11_UFLOAT_PACK32, ISL_FORMAT_R11G11B10_FLOAT),
 160    fmt(VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,  ISL_FORMAT_R9G9B9E5_SHAREDEXP),
 161
 162    fmt(VK_FORMAT_D16_UNORM,               ISL_FORMAT_R16_UNORM,               .has_depth = true),
 163    fmt(VK_FORMAT_X8_D24_UNORM_PACK32,     ISL_FORMAT_R24_UNORM_X8_TYPELESS,   .has_depth = true),
 164    fmt(VK_FORMAT_D32_SFLOAT,              ISL_FORMAT_R32_FLOAT,               .has_depth = true),
 165    fmt(VK_FORMAT_S8_UINT,                 ISL_FORMAT_R8_UINT,                                      .has_stencil = true),
 166    fmt(VK_FORMAT_D16_UNORM_S8_UINT,       ISL_FORMAT_R16_UNORM,               .has_depth = true,   .has_stencil = true),
 167    fmt(VK_FORMAT_D24_UNORM_S8_UINT,       ISL_FORMAT_R24_UNORM_X8_TYPELESS,   .has_depth = true,   .has_stencil = true),
 168    fmt(VK_FORMAT_D32_SFLOAT_S8_UINT,      ISL_FORMAT_R32_FLOAT,               .has_depth = true,   .has_stencil = true),
 169
 170    fmt(VK_FORMAT_BC1_RGB_UNORM_BLOCK,     ISL_FORMAT_DXT1_RGB),
 171    fmt(VK_FORMAT_BC1_RGB_SRGB_BLOCK,      ISL_FORMAT_DXT1_RGB_SRGB),
 172    fmt(VK_FORMAT_BC1_RGBA_UNORM_BLOCK,    ISL_FORMAT_BC1_UNORM),
 173    fmt(VK_FORMAT_BC1_RGBA_SRGB_BLOCK,     ISL_FORMAT_BC1_UNORM_SRGB),
 174    fmt(VK_FORMAT_BC2_UNORM_BLOCK,         ISL_FORMAT_BC2_UNORM),
 175    fmt(VK_FORMAT_BC2_SRGB_BLOCK,          ISL_FORMAT_BC2_UNORM_SRGB),
 176    fmt(VK_FORMAT_BC3_UNORM_BLOCK,         ISL_FORMAT_BC3_UNORM),
 177    fmt(VK_FORMAT_BC3_SRGB_BLOCK,          ISL_FORMAT_BC3_UNORM_SRGB),
 178    fmt(VK_FORMAT_BC4_UNORM_BLOCK,         ISL_FORMAT_BC4_UNORM),
 179    fmt(VK_FORMAT_BC4_SNORM_BLOCK,         ISL_FORMAT_BC4_SNORM),
 180    fmt(VK_FORMAT_BC5_UNORM_BLOCK,         ISL_FORMAT_BC5_UNORM),
 181    fmt(VK_FORMAT_BC5_SNORM_BLOCK,         ISL_FORMAT_BC5_SNORM),
 182    fmt(VK_FORMAT_BC6H_UFLOAT_BLOCK,       ISL_FORMAT_BC6H_UF16),
 183    fmt(VK_FORMAT_BC6H_SFLOAT_BLOCK,       ISL_FORMAT_BC6H_SF16),
 184    fmt(VK_FORMAT_BC7_UNORM_BLOCK,         ISL_FORMAT_BC7_UNORM),
 185    fmt(VK_FORMAT_BC7_SRGB_BLOCK,          ISL_FORMAT_BC7_UNORM_SRGB),
 186    fmt(VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK, ISL_FORMAT_ETC2_RGB8),
 187    fmt(VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK,  ISL_FORMAT_ETC2_SRGB8),
 188    fmt(VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK, ISL_FORMAT_ETC2_RGB8_PTA),
 189    fmt(VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK, ISL_FORMAT_ETC2_SRGB8_PTA),
 190    fmt(VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK, ISL_FORMAT_ETC2_EAC_RGBA8),
 191    fmt(VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK, ISL_FORMAT_ETC2_EAC_SRGB8_A8),
 192    fmt(VK_FORMAT_EAC_R11_UNORM_BLOCK,     ISL_FORMAT_EAC_R11),
 193    fmt(VK_FORMAT_EAC_R11_SNORM_BLOCK,     ISL_FORMAT_EAC_SIGNED_R11),
 194    fmt(VK_FORMAT_EAC_R11G11_UNORM_BLOCK,  ISL_FORMAT_EAC_RG11),
 195    fmt(VK_FORMAT_EAC_R11G11_SNORM_BLOCK,  ISL_FORMAT_EAC_SIGNED_RG11),
 196    fmt(VK_FORMAT_ASTC_4x4_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 197    fmt(VK_FORMAT_ASTC_4x4_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 198    fmt(VK_FORMAT_ASTC_5x4_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 199    fmt(VK_FORMAT_ASTC_5x4_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 200    fmt(VK_FORMAT_ASTC_5x5_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 201    fmt(VK_FORMAT_ASTC_5x5_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 202    fmt(VK_FORMAT_ASTC_6x5_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 203    fmt(VK_FORMAT_ASTC_6x5_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 204    fmt(VK_FORMAT_ASTC_6x6_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 205    fmt(VK_FORMAT_ASTC_6x6_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 206    fmt(VK_FORMAT_ASTC_8x5_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 207    fmt(VK_FORMAT_ASTC_8x5_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 208    fmt(VK_FORMAT_ASTC_8x6_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 209    fmt(VK_FORMAT_ASTC_8x6_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 210    fmt(VK_FORMAT_ASTC_8x8_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 211    fmt(VK_FORMAT_ASTC_8x8_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 212    fmt(VK_FORMAT_ASTC_10x5_UNORM_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 213    fmt(VK_FORMAT_ASTC_10x5_SRGB_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 214    fmt(VK_FORMAT_ASTC_10x6_UNORM_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 215    fmt(VK_FORMAT_ASTC_10x6_SRGB_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 216    fmt(VK_FORMAT_ASTC_10x8_UNORM_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 217    fmt(VK_FORMAT_ASTC_10x8_SRGB_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 218    fmt(VK_FORMAT_ASTC_10x10_UNORM_BLOCK,  ISL_FORMAT_UNSUPPORTED),
 219    fmt(VK_FORMAT_ASTC_10x10_SRGB_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 220    fmt(VK_FORMAT_ASTC_12x10_UNORM_BLOCK,  ISL_FORMAT_UNSUPPORTED),
 221    fmt(VK_FORMAT_ASTC_12x10_SRGB_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 222    fmt(VK_FORMAT_ASTC_12x12_UNORM_BLOCK,  ISL_FORMAT_UNSUPPORTED),
 223    fmt(VK_FORMAT_ASTC_12x12_SRGB_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 224    fmt(VK_FORMAT_B8G8R8_UNORM,            ISL_FORMAT_UNSUPPORTED),
 225    fmt(VK_FORMAT_B8G8R8_SNORM,            ISL_FORMAT_UNSUPPORTED),
 226    fmt(VK_FORMAT_B8G8R8_USCALED,          ISL_FORMAT_UNSUPPORTED),
 227    fmt(VK_FORMAT_B8G8R8_SSCALED,          ISL_FORMAT_UNSUPPORTED),
 228    fmt(VK_FORMAT_B8G8R8_UINT,             ISL_FORMAT_UNSUPPORTED),
 229    fmt(VK_FORMAT_B8G8R8_SINT,             ISL_FORMAT_UNSUPPORTED),
 230    fmt(VK_FORMAT_B8G8R8_SRGB,             ISL_FORMAT_UNSUPPORTED),
 231    fmt(VK_FORMAT_B8G8R8A8_UNORM,          ISL_FORMAT_B8G8R8A8_UNORM),
 232    fmt(VK_FORMAT_B8G8R8A8_SNORM,          ISL_FORMAT_UNSUPPORTED),
 233    fmt(VK_FORMAT_B8G8R8A8_USCALED,        ISL_FORMAT_UNSUPPORTED),
 234    fmt(VK_FORMAT_B8G8R8A8_SSCALED,        ISL_FORMAT_UNSUPPORTED),
 235    fmt(VK_FORMAT_B8G8R8A8_UINT,           ISL_FORMAT_UNSUPPORTED),
 236    fmt(VK_FORMAT_B8G8R8A8_SINT,           ISL_FORMAT_UNSUPPORTED),
 237    fmt(VK_FORMAT_B8G8R8A8_SRGB,           ISL_FORMAT_B8G8R8A8_UNORM_SRGB),
 238 };
 239
 240 #undef fmt
 241
 242 const struct anv_format *
 243 anv_format_for_vk_format(VkFormat format)
 244 {
 245    return &anv_formats[format];
 246 }
 247
 248 /**
 249  * Exactly one bit must be set in \a aspect.
 250  */
 251 enum isl_format
 252 anv_get_isl_format(VkFormat format, VkImageAspectFlags aspect,
 253                    VkImageTiling tiling, struct anv_format_swizzle *swizzle)
 254 {
 255    const struct anv_format *anv_fmt = &anv_formats[format];
 256
 257    if (swizzle)
 258       *swizzle = anv_fmt->swizzle;
 259
 260    switch (aspect) {
 261    case VK_IMAGE_ASPECT_COLOR_BIT:
 262       if (anv_fmt->isl_format == ISL_FORMAT_UNSUPPORTED) {
 263          return ISL_FORMAT_UNSUPPORTED;
 264       } else if (tiling == VK_IMAGE_TILING_OPTIMAL &&
 265                  !util_is_power_of_two(anv_fmt->isl_layout->bs)) {
 266          /* Tiled formats *must* be power-of-two because we need up upload
 267           * them with the render pipeline.  For 3-channel formats, we fix
 268           * this by switching them over to RGBX or RGBA formats under the
 269           * hood.
 270           */
 271          enum isl_format rgbx = isl_format_rgb_to_rgbx(anv_fmt->isl_format);
 272          if (rgbx != ISL_FORMAT_UNSUPPORTED)
 273             return rgbx;
 274          else
 275             return isl_format_rgb_to_rgba(anv_fmt->isl_format);
 276       } else {
 277          return anv_fmt->isl_format;
 278       }
 279
 280    case VK_IMAGE_ASPECT_DEPTH_BIT:
 281    case (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT):
 282       assert(anv_fmt->has_depth);
 283       return anv_fmt->isl_format;
 284
 285    case VK_IMAGE_ASPECT_STENCIL_BIT:
 286       assert(anv_fmt->has_stencil);
 287       return ISL_FORMAT_R8_UINT;
 288
 289    default:
 290       unreachable("bad VkImageAspect");
 291       return ISL_FORMAT_UNSUPPORTED;
 292    }
 293 }
 294
 295 // Format capabilities
 296
 297 void anv_validate_GetPhysicalDeviceFormatProperties(
 298     VkPhysicalDevice                            physicalDevice,
 299     VkFormat                                    _format,
 300     VkFormatProperties*                         pFormatProperties)
 301 {
 302    const struct anv_format *format = anv_format_for_vk_format(_format);
 303    fprintf(stderr, "vkGetFormatProperties(%s)\n", format->name);
 304    anv_GetPhysicalDeviceFormatProperties(physicalDevice, _format, pFormatProperties);
 305 }
 306
 307 static VkFormatFeatureFlags
 308 get_image_format_properties(int gen, enum isl_format base,
 309                             enum isl_format actual,
 310                             struct anv_format_swizzle swizzle)
 311 {
 312    const struct brw_surface_format_info *info = &surface_formats[actual];
 313
 314    if (actual == ISL_FORMAT_UNSUPPORTED || !info->exists)
 315       return 0;
 316
 317    VkFormatFeatureFlags flags = 0;
 318    if (info->sampling <= gen) {
 319       flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
 320                VK_FORMAT_FEATURE_BLIT_SRC_BIT;
 321
 322       if (info->filtering <= gen)
 323          flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
 324    }
 325
 326    /* We can render to swizzled formats.  However, if the alpha channel is
 327     * moved, then blending won't work correctly.  The PRM tells us
 328     * straight-up not to render to such a surface.
 329     */
 330    if (info->render_target <= gen && swizzle.a == 3) {
 331       flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 332                VK_FORMAT_FEATURE_BLIT_DST_BIT;
 333    }
 334
 335    if (info->alpha_blend <= gen && swizzle.a == 3)
 336       flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT;
 337
 338    /* Load/store is determined based on base format.  This prevents RGB
 339     * formats from showing up as load/store capable.
 340     */
 341    if (isl_is_storage_image_format(base))
 342       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT;
 343
 344    if (base == ISL_FORMAT_R32_SINT || base == ISL_FORMAT_R32_UINT)
 345       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_ATOMIC_BIT;
 346
 347    return flags;
 348 }
 349
 350 static VkFormatFeatureFlags
 351 get_buffer_format_properties(int gen, enum isl_format format)
 352 {
 353    const struct brw_surface_format_info *info = &surface_formats[format];
 354
 355    if (format == ISL_FORMAT_UNSUPPORTED || !info->exists)
 356       return 0;
 357
 358    VkFormatFeatureFlags flags = 0;
 359    if (info->sampling <= gen && !isl_format_is_compressed(format))
 360       flags |= VK_FORMAT_FEATURE_UNIFORM_TEXEL_BUFFER_BIT;
 361
 362    if (info->input_vb <= gen)
 363       flags |= VK_FORMAT_FEATURE_VERTEX_BUFFER_BIT;
 364
 365    if (isl_is_storage_image_format(format))
 366       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_BIT;
 367
 368    if (format == ISL_FORMAT_R32_SINT || format == ISL_FORMAT_R32_UINT)
 369       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_ATOMIC_BIT;
 370
 371    return flags;
 372 }
 373
 374 static void
 375 anv_physical_device_get_format_properties(struct anv_physical_device *physical_device,
 376                                           VkFormat format,
 377                                           VkFormatProperties *out_properties)
 378 {
 379    int gen = physical_device->info->gen * 10;
 380    if (physical_device->info->is_haswell)
 381       gen += 5;
 382
 383    VkFormatFeatureFlags linear = 0, tiled = 0, buffer = 0;
 384    if (anv_format_is_depth_or_stencil(&anv_formats[format])) {
 385       tiled |= VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT;
 386       if (physical_device->info->gen >= 8) {
 387          tiled |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT;
 388          tiled |= VK_FORMAT_FEATURE_BLIT_SRC_BIT;
 389       }
 390       if (anv_formats[format].has_depth) {
 391          tiled |= VK_FORMAT_FEATURE_BLIT_DST_BIT;
 392       }
 393    } else {
 394       enum isl_format linear_fmt, tiled_fmt;
 395       struct anv_format_swizzle linear_swizzle, tiled_swizzle;
 396       linear_fmt = anv_get_isl_format(format, VK_IMAGE_ASPECT_COLOR_BIT,
 397                                       VK_IMAGE_TILING_LINEAR, &linear_swizzle);
 398       tiled_fmt = anv_get_isl_format(format, VK_IMAGE_ASPECT_COLOR_BIT,
 399                                      VK_IMAGE_TILING_OPTIMAL, &tiled_swizzle);
 400
 401       linear = get_image_format_properties(gen, linear_fmt, linear_fmt,
 402                                            linear_swizzle);
 403       tiled = get_image_format_properties(gen, linear_fmt, tiled_fmt,
 404                                           tiled_swizzle);
 405       buffer = get_buffer_format_properties(gen, linear_fmt);
 406
 407       /* XXX: We handle 3-channel formats by switching them out for RGBX or
 408        * RGBA formats behind-the-scenes.  This works fine for textures
 409        * because the upload process will fill in the extra channel.
 410        * We could also support it for render targets, but it will take
 411        * substantially more work and we have enough RGBX formats to handle
 412        * what most clients will want.
 413        */
 414       if (linear_fmt != ISL_FORMAT_UNSUPPORTED &&
 415           !util_is_power_of_two(isl_format_layouts[linear_fmt].bs) &&
 416           isl_format_rgb_to_rgbx(linear_fmt) == ISL_FORMAT_UNSUPPORTED) {
 417          tiled &= ~VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT &
 418                   ~VK_FORMAT_FEATURE_BLIT_DST_BIT;
 419       }
 420    }
 421
 422    out_properties->linearTilingFeatures = linear;
 423    out_properties->optimalTilingFeatures = tiled;
 424    out_properties->bufferFeatures = buffer;
 425
 426    return;
 427 }
 428
 429
 430 void anv_GetPhysicalDeviceFormatProperties(
 431     VkPhysicalDevice                            physicalDevice,
 432     VkFormat                                    format,
 433     VkFormatProperties*                         pFormatProperties)
 434 {
 435    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 436
 437    anv_physical_device_get_format_properties(
 438                physical_device,
 439                format,
 440                pFormatProperties);
 441 }
 442
 443 VkResult anv_GetPhysicalDeviceImageFormatProperties(
 444     VkPhysicalDevice                            physicalDevice,
 445     VkFormat                                    format,
 446     VkImageType                                 type,
 447     VkImageTiling                               tiling,
 448     VkImageUsageFlags                           usage,
 449     VkImageCreateFlags                          createFlags,
 450     VkImageFormatProperties*                    pImageFormatProperties)
 451 {
 452    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 453    VkFormatProperties format_props;
 454    VkFormatFeatureFlags format_feature_flags;
 455    VkExtent3D maxExtent;
 456    uint32_t maxMipLevels;
 457    uint32_t maxArraySize;
 458    VkSampleCountFlags sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 459
 460    anv_physical_device_get_format_properties(physical_device, format,
 461                                              &format_props);
 462
 463    /* Extract the VkFormatFeatureFlags that are relevant for the queried
 464     * tiling.
 465     */
 466    if (tiling == VK_IMAGE_TILING_LINEAR) {
 467       format_feature_flags = format_props.linearTilingFeatures;
 468    } else if (tiling == VK_IMAGE_TILING_OPTIMAL) {
 469       format_feature_flags = format_props.optimalTilingFeatures;
 470    } else {
 471       unreachable("bad VkImageTiling");
 472    }
 473
 474    switch (type) {
 475    default:
 476       unreachable("bad VkImageType");
 477    case VK_IMAGE_TYPE_1D:
 478       maxExtent.width = 16384;
 479       maxExtent.height = 1;
 480       maxExtent.depth = 1;
 481       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 482       maxArraySize = 2048;
 483       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 484       break;
 485    case VK_IMAGE_TYPE_2D:
 486       /* FINISHME: Does this really differ for cube maps? The documentation
 487        * for RENDER_SURFACE_STATE suggests so.
 488        */
 489       maxExtent.width = 16384;
 490       maxExtent.height = 16384;
 491       maxExtent.depth = 1;
 492       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 493       maxArraySize = 2048;
 494       break;
 495    case VK_IMAGE_TYPE_3D:
 496       maxExtent.width = 2048;
 497       maxExtent.height = 2048;
 498       maxExtent.depth = 2048;
 499       maxMipLevels = 12; /* log2(maxWidth) + 1 */
 500       maxArraySize = 1;
 501       break;
 502    }
 503
 504    if (tiling == VK_IMAGE_TILING_OPTIMAL &&
 505        type == VK_IMAGE_TYPE_2D &&
 506        (format_feature_flags & (VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 507                                 VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) &&
 508        !(createFlags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT) &&
 509        !(usage & VK_IMAGE_USAGE_STORAGE_BIT)) {
 510       sampleCounts = isl_device_get_sample_counts(&physical_device->isl_dev);
 511    }
 512
 513    if (usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) {
 514       /* Meta implements transfers by sampling from the source image. */
 515       if (!(format_feature_flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
 516          goto unsupported;
 517       }
 518    }
 519
 520 #if 0
 521    if (usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT) {
 522       if (anv_format_for_vk_format(format)->has_stencil) {
 523          /* Not yet implemented because copying to a W-tiled surface is crazy
 524           * hard.
 525           */
 526          anv_finishme("support VK_IMAGE_USAGE_TRANSFER_DST_BIT for "
 527                       "stencil format");
 528          goto unsupported;
 529       }
 530    }
 531 #endif
 532
 533    if (usage & VK_IMAGE_USAGE_SAMPLED_BIT) {
 534       if (!(format_feature_flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
 535          goto unsupported;
 536       }
 537    }
 538
 539    if (usage & VK_IMAGE_USAGE_STORAGE_BIT) {
 540       if (!(format_feature_flags & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) {
 541          goto unsupported;
 542       }
 543    }
 544
 545    if (usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
 546       if (!(format_feature_flags & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) {
 547          goto unsupported;
 548       }
 549    }
 550
 551    if (usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) {
 552       if (!(format_feature_flags & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) {
 553          goto unsupported;
 554       }
 555    }
 556
 557    if (usage & VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT) {
 558       /* Nothing to check. */
 559    }
 560
 561    if (usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT) {
 562       /* Ignore this flag because it was removed from the
 563        * provisional_I_20150910 header.
 564        */
 565    }
 566
 567    *pImageFormatProperties = (VkImageFormatProperties) {
 568       .maxExtent = maxExtent,
 569       .maxMipLevels = maxMipLevels,
 570       .maxArrayLayers = maxArraySize,
 571       .sampleCounts = sampleCounts,
 572
 573       /* FINISHME: Accurately calculate
 574        * VkImageFormatProperties::maxResourceSize.
 575        */
 576       .maxResourceSize = UINT32_MAX,
 577    };
 578
 579    return VK_SUCCESS;
 580
 581 unsupported:
 582    *pImageFormatProperties = (VkImageFormatProperties) {
 583       .maxExtent = { 0, 0, 0 },
 584       .maxMipLevels = 0,
 585       .maxArrayLayers = 0,
 586       .sampleCounts = 0,
 587       .maxResourceSize = 0,
 588    };
 589
 590    return VK_SUCCESS;
 591 }
 592
 593 void anv_GetPhysicalDeviceSparseImageFormatProperties(
 594     VkPhysicalDevice                            physicalDevice,
 595     VkFormat                                    format,
 596     VkImageType                                 type,
 597     uint32_t                                    samples,
 598     VkImageUsageFlags                           usage,
 599     VkImageTiling                               tiling,
 600     uint32_t*                                   pNumProperties,
 601     VkSparseImageFormatProperties*              pProperties)
 602 {
 603    /* Sparse images are not yet supported. */
 604    *pNumProperties = 0;
 605 }