src/intel/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 "vk_format_info.h"
  26 #include "vk_util.h"
  27
  28 /*
  29  * gcc-4 and earlier don't allow compound literals where a constant
  30  * is required in -std=c99/gnu99 mode, so we can't use ISL_SWIZZLE()
  31  * here. -std=c89/gnu89 would allow it, but we depend on c99 features
  32  * so using -std=c89/gnu89 is not an option. Starting from gcc-5
  33  * compound literals can also be considered constant in -std=c99/gnu99
  34  * mode.
  35  */
  36 #define _ISL_SWIZZLE(r, g, b, a) { \
  37       ISL_CHANNEL_SELECT_##r, \
  38       ISL_CHANNEL_SELECT_##g, \
  39       ISL_CHANNEL_SELECT_##b, \
  40       ISL_CHANNEL_SELECT_##a, \
  41 }
  42
  43 #define RGBA _ISL_SWIZZLE(RED, GREEN, BLUE, ALPHA)
  44 #define BGRA _ISL_SWIZZLE(BLUE, GREEN, RED, ALPHA)
  45 #define RGB1 _ISL_SWIZZLE(RED, GREEN, BLUE, ONE)
  46
  47 #define swiz_fmt(__vk_fmt, __hw_fmt, __swizzle)     \
  48    [VK_ENUM_OFFSET(__vk_fmt)] = { \
  49       .isl_format = __hw_fmt, \
  50       .swizzle = __swizzle, \
  51    }
  52
  53 #define fmt(__vk_fmt, __hw_fmt) \
  54    swiz_fmt(__vk_fmt, __hw_fmt, RGBA)
  55
  56 /* HINT: For array formats, the ISL name should match the VK name.  For
  57  * packed formats, they should have the channels in reverse order from each
  58  * other.  The reason for this is that, for packed formats, the ISL (and
  59  * bspec) names are in LSB -> MSB order while VK formats are MSB -> LSB.
  60  */
  61 static const struct anv_format main_formats[] = {
  62    fmt(VK_FORMAT_UNDEFINED,               ISL_FORMAT_UNSUPPORTED),
  63    fmt(VK_FORMAT_R4G4_UNORM_PACK8,        ISL_FORMAT_UNSUPPORTED),
  64    fmt(VK_FORMAT_R4G4B4A4_UNORM_PACK16,   ISL_FORMAT_A4B4G4R4_UNORM),
  65    swiz_fmt(VK_FORMAT_B4G4R4A4_UNORM_PACK16,   ISL_FORMAT_A4B4G4R4_UNORM,  BGRA),
  66    fmt(VK_FORMAT_R5G6B5_UNORM_PACK16,     ISL_FORMAT_B5G6R5_UNORM),
  67    swiz_fmt(VK_FORMAT_B5G6R5_UNORM_PACK16,     ISL_FORMAT_B5G6R5_UNORM, BGRA),
  68    fmt(VK_FORMAT_R5G5B5A1_UNORM_PACK16,   ISL_FORMAT_A1B5G5R5_UNORM),
  69    fmt(VK_FORMAT_B5G5R5A1_UNORM_PACK16,   ISL_FORMAT_UNSUPPORTED),
  70    fmt(VK_FORMAT_A1R5G5B5_UNORM_PACK16,   ISL_FORMAT_B5G5R5A1_UNORM),
  71    fmt(VK_FORMAT_R8_UNORM,                ISL_FORMAT_R8_UNORM),
  72    fmt(VK_FORMAT_R8_SNORM,                ISL_FORMAT_R8_SNORM),
  73    fmt(VK_FORMAT_R8_USCALED,              ISL_FORMAT_R8_USCALED),
  74    fmt(VK_FORMAT_R8_SSCALED,              ISL_FORMAT_R8_SSCALED),
  75    fmt(VK_FORMAT_R8_UINT,                 ISL_FORMAT_R8_UINT),
  76    fmt(VK_FORMAT_R8_SINT,                 ISL_FORMAT_R8_SINT),
  77    swiz_fmt(VK_FORMAT_R8_SRGB,            ISL_FORMAT_L8_UNORM_SRGB,
  78                                           _ISL_SWIZZLE(RED, ZERO, ZERO, ONE)),
  79    fmt(VK_FORMAT_R8G8_UNORM,              ISL_FORMAT_R8G8_UNORM),
  80    fmt(VK_FORMAT_R8G8_SNORM,              ISL_FORMAT_R8G8_SNORM),
  81    fmt(VK_FORMAT_R8G8_USCALED,            ISL_FORMAT_R8G8_USCALED),
  82    fmt(VK_FORMAT_R8G8_SSCALED,            ISL_FORMAT_R8G8_SSCALED),
  83    fmt(VK_FORMAT_R8G8_UINT,               ISL_FORMAT_R8G8_UINT),
  84    fmt(VK_FORMAT_R8G8_SINT,               ISL_FORMAT_R8G8_SINT),
  85    fmt(VK_FORMAT_R8G8_SRGB,               ISL_FORMAT_UNSUPPORTED), /* L8A8_UNORM_SRGB */
  86    fmt(VK_FORMAT_R8G8B8_UNORM,            ISL_FORMAT_R8G8B8_UNORM),
  87    fmt(VK_FORMAT_R8G8B8_SNORM,            ISL_FORMAT_R8G8B8_SNORM),
  88    fmt(VK_FORMAT_R8G8B8_USCALED,          ISL_FORMAT_R8G8B8_USCALED),
  89    fmt(VK_FORMAT_R8G8B8_SSCALED,          ISL_FORMAT_R8G8B8_SSCALED),
  90    fmt(VK_FORMAT_R8G8B8_UINT,             ISL_FORMAT_R8G8B8_UINT),
  91    fmt(VK_FORMAT_R8G8B8_SINT,             ISL_FORMAT_R8G8B8_SINT),
  92    fmt(VK_FORMAT_R8G8B8_SRGB,             ISL_FORMAT_R8G8B8_UNORM_SRGB),
  93    fmt(VK_FORMAT_R8G8B8A8_UNORM,          ISL_FORMAT_R8G8B8A8_UNORM),
  94    fmt(VK_FORMAT_R8G8B8A8_SNORM,          ISL_FORMAT_R8G8B8A8_SNORM),
  95    fmt(VK_FORMAT_R8G8B8A8_USCALED,        ISL_FORMAT_R8G8B8A8_USCALED),
  96    fmt(VK_FORMAT_R8G8B8A8_SSCALED,        ISL_FORMAT_R8G8B8A8_SSCALED),
  97    fmt(VK_FORMAT_R8G8B8A8_UINT,           ISL_FORMAT_R8G8B8A8_UINT),
  98    fmt(VK_FORMAT_R8G8B8A8_SINT,           ISL_FORMAT_R8G8B8A8_SINT),
  99    fmt(VK_FORMAT_R8G8B8A8_SRGB,           ISL_FORMAT_R8G8B8A8_UNORM_SRGB),
 100    fmt(VK_FORMAT_A8B8G8R8_UNORM_PACK32,   ISL_FORMAT_R8G8B8A8_UNORM),
 101    fmt(VK_FORMAT_A8B8G8R8_SNORM_PACK32,   ISL_FORMAT_R8G8B8A8_SNORM),
 102    fmt(VK_FORMAT_A8B8G8R8_USCALED_PACK32, ISL_FORMAT_R8G8B8A8_USCALED),
 103    fmt(VK_FORMAT_A8B8G8R8_SSCALED_PACK32, ISL_FORMAT_R8G8B8A8_SSCALED),
 104    fmt(VK_FORMAT_A8B8G8R8_UINT_PACK32,    ISL_FORMAT_R8G8B8A8_UINT),
 105    fmt(VK_FORMAT_A8B8G8R8_SINT_PACK32,    ISL_FORMAT_R8G8B8A8_SINT),
 106    fmt(VK_FORMAT_A8B8G8R8_SRGB_PACK32,    ISL_FORMAT_R8G8B8A8_UNORM_SRGB),
 107    fmt(VK_FORMAT_A2R10G10B10_UNORM_PACK32, ISL_FORMAT_B10G10R10A2_UNORM),
 108    fmt(VK_FORMAT_A2R10G10B10_SNORM_PACK32, ISL_FORMAT_B10G10R10A2_SNORM),
 109    fmt(VK_FORMAT_A2R10G10B10_USCALED_PACK32, ISL_FORMAT_B10G10R10A2_USCALED),
 110    fmt(VK_FORMAT_A2R10G10B10_SSCALED_PACK32, ISL_FORMAT_B10G10R10A2_SSCALED),
 111    fmt(VK_FORMAT_A2R10G10B10_UINT_PACK32, ISL_FORMAT_B10G10R10A2_UINT),
 112    fmt(VK_FORMAT_A2R10G10B10_SINT_PACK32, ISL_FORMAT_B10G10R10A2_SINT),
 113    fmt(VK_FORMAT_A2B10G10R10_UNORM_PACK32, ISL_FORMAT_R10G10B10A2_UNORM),
 114    fmt(VK_FORMAT_A2B10G10R10_SNORM_PACK32, ISL_FORMAT_R10G10B10A2_SNORM),
 115    fmt(VK_FORMAT_A2B10G10R10_USCALED_PACK32, ISL_FORMAT_R10G10B10A2_USCALED),
 116    fmt(VK_FORMAT_A2B10G10R10_SSCALED_PACK32, ISL_FORMAT_R10G10B10A2_SSCALED),
 117    fmt(VK_FORMAT_A2B10G10R10_UINT_PACK32, ISL_FORMAT_R10G10B10A2_UINT),
 118    fmt(VK_FORMAT_A2B10G10R10_SINT_PACK32, ISL_FORMAT_R10G10B10A2_SINT),
 119    fmt(VK_FORMAT_R16_UNORM,               ISL_FORMAT_R16_UNORM),
 120    fmt(VK_FORMAT_R16_SNORM,               ISL_FORMAT_R16_SNORM),
 121    fmt(VK_FORMAT_R16_USCALED,             ISL_FORMAT_R16_USCALED),
 122    fmt(VK_FORMAT_R16_SSCALED,             ISL_FORMAT_R16_SSCALED),
 123    fmt(VK_FORMAT_R16_UINT,                ISL_FORMAT_R16_UINT),
 124    fmt(VK_FORMAT_R16_SINT,                ISL_FORMAT_R16_SINT),
 125    fmt(VK_FORMAT_R16_SFLOAT,              ISL_FORMAT_R16_FLOAT),
 126    fmt(VK_FORMAT_R16G16_UNORM,            ISL_FORMAT_R16G16_UNORM),
 127    fmt(VK_FORMAT_R16G16_SNORM,            ISL_FORMAT_R16G16_SNORM),
 128    fmt(VK_FORMAT_R16G16_USCALED,          ISL_FORMAT_R16G16_USCALED),
 129    fmt(VK_FORMAT_R16G16_SSCALED,          ISL_FORMAT_R16G16_SSCALED),
 130    fmt(VK_FORMAT_R16G16_UINT,             ISL_FORMAT_R16G16_UINT),
 131    fmt(VK_FORMAT_R16G16_SINT,             ISL_FORMAT_R16G16_SINT),
 132    fmt(VK_FORMAT_R16G16_SFLOAT,           ISL_FORMAT_R16G16_FLOAT),
 133    fmt(VK_FORMAT_R16G16B16_UNORM,         ISL_FORMAT_R16G16B16_UNORM),
 134    fmt(VK_FORMAT_R16G16B16_SNORM,         ISL_FORMAT_R16G16B16_SNORM),
 135    fmt(VK_FORMAT_R16G16B16_USCALED,       ISL_FORMAT_R16G16B16_USCALED),
 136    fmt(VK_FORMAT_R16G16B16_SSCALED,       ISL_FORMAT_R16G16B16_SSCALED),
 137    fmt(VK_FORMAT_R16G16B16_UINT,          ISL_FORMAT_R16G16B16_UINT),
 138    fmt(VK_FORMAT_R16G16B16_SINT,          ISL_FORMAT_R16G16B16_SINT),
 139    fmt(VK_FORMAT_R16G16B16_SFLOAT,        ISL_FORMAT_R16G16B16_FLOAT),
 140    fmt(VK_FORMAT_R16G16B16A16_UNORM,      ISL_FORMAT_R16G16B16A16_UNORM),
 141    fmt(VK_FORMAT_R16G16B16A16_SNORM,      ISL_FORMAT_R16G16B16A16_SNORM),
 142    fmt(VK_FORMAT_R16G16B16A16_USCALED,    ISL_FORMAT_R16G16B16A16_USCALED),
 143    fmt(VK_FORMAT_R16G16B16A16_SSCALED,    ISL_FORMAT_R16G16B16A16_SSCALED),
 144    fmt(VK_FORMAT_R16G16B16A16_UINT,       ISL_FORMAT_R16G16B16A16_UINT),
 145    fmt(VK_FORMAT_R16G16B16A16_SINT,       ISL_FORMAT_R16G16B16A16_SINT),
 146    fmt(VK_FORMAT_R16G16B16A16_SFLOAT,     ISL_FORMAT_R16G16B16A16_FLOAT),
 147    fmt(VK_FORMAT_R32_UINT,                ISL_FORMAT_R32_UINT),
 148    fmt(VK_FORMAT_R32_SINT,                ISL_FORMAT_R32_SINT),
 149    fmt(VK_FORMAT_R32_SFLOAT,              ISL_FORMAT_R32_FLOAT),
 150    fmt(VK_FORMAT_R32G32_UINT,             ISL_FORMAT_R32G32_UINT),
 151    fmt(VK_FORMAT_R32G32_SINT,             ISL_FORMAT_R32G32_SINT),
 152    fmt(VK_FORMAT_R32G32_SFLOAT,           ISL_FORMAT_R32G32_FLOAT),
 153    fmt(VK_FORMAT_R32G32B32_UINT,          ISL_FORMAT_R32G32B32_UINT),
 154    fmt(VK_FORMAT_R32G32B32_SINT,          ISL_FORMAT_R32G32B32_SINT),
 155    fmt(VK_FORMAT_R32G32B32_SFLOAT,        ISL_FORMAT_R32G32B32_FLOAT),
 156    fmt(VK_FORMAT_R32G32B32A32_UINT,       ISL_FORMAT_R32G32B32A32_UINT),
 157    fmt(VK_FORMAT_R32G32B32A32_SINT,       ISL_FORMAT_R32G32B32A32_SINT),
 158    fmt(VK_FORMAT_R32G32B32A32_SFLOAT,     ISL_FORMAT_R32G32B32A32_FLOAT),
 159    fmt(VK_FORMAT_R64_UINT,                ISL_FORMAT_R64_PASSTHRU),
 160    fmt(VK_FORMAT_R64_SINT,                ISL_FORMAT_R64_PASSTHRU),
 161    fmt(VK_FORMAT_R64_SFLOAT,              ISL_FORMAT_R64_PASSTHRU),
 162    fmt(VK_FORMAT_R64G64_UINT,             ISL_FORMAT_R64G64_PASSTHRU),
 163    fmt(VK_FORMAT_R64G64_SINT,             ISL_FORMAT_R64G64_PASSTHRU),
 164    fmt(VK_FORMAT_R64G64_SFLOAT,           ISL_FORMAT_R64G64_PASSTHRU),
 165    fmt(VK_FORMAT_R64G64B64_UINT,          ISL_FORMAT_R64G64B64_PASSTHRU),
 166    fmt(VK_FORMAT_R64G64B64_SINT,          ISL_FORMAT_R64G64B64_PASSTHRU),
 167    fmt(VK_FORMAT_R64G64B64_SFLOAT,        ISL_FORMAT_R64G64B64_PASSTHRU),
 168    fmt(VK_FORMAT_R64G64B64A64_UINT,       ISL_FORMAT_R64G64B64A64_PASSTHRU),
 169    fmt(VK_FORMAT_R64G64B64A64_SINT,       ISL_FORMAT_R64G64B64A64_PASSTHRU),
 170    fmt(VK_FORMAT_R64G64B64A64_SFLOAT,     ISL_FORMAT_R64G64B64A64_PASSTHRU),
 171    fmt(VK_FORMAT_B10G11R11_UFLOAT_PACK32, ISL_FORMAT_R11G11B10_FLOAT),
 172    fmt(VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,  ISL_FORMAT_R9G9B9E5_SHAREDEXP),
 173
 174    fmt(VK_FORMAT_D16_UNORM,               ISL_FORMAT_R16_UNORM),
 175    fmt(VK_FORMAT_X8_D24_UNORM_PACK32,     ISL_FORMAT_R24_UNORM_X8_TYPELESS),
 176    fmt(VK_FORMAT_D32_SFLOAT,              ISL_FORMAT_R32_FLOAT),
 177    fmt(VK_FORMAT_S8_UINT,                 ISL_FORMAT_R8_UINT),
 178    fmt(VK_FORMAT_D16_UNORM_S8_UINT,       ISL_FORMAT_UNSUPPORTED),
 179    fmt(VK_FORMAT_D24_UNORM_S8_UINT,       ISL_FORMAT_R24_UNORM_X8_TYPELESS),
 180    fmt(VK_FORMAT_D32_SFLOAT_S8_UINT,      ISL_FORMAT_R32_FLOAT),
 181
 182    swiz_fmt(VK_FORMAT_BC1_RGB_UNORM_BLOCK,     ISL_FORMAT_BC1_UNORM, RGB1),
 183    swiz_fmt(VK_FORMAT_BC1_RGB_SRGB_BLOCK,      ISL_FORMAT_BC1_UNORM_SRGB, RGB1),
 184    fmt(VK_FORMAT_BC1_RGBA_UNORM_BLOCK,    ISL_FORMAT_BC1_UNORM),
 185    fmt(VK_FORMAT_BC1_RGBA_SRGB_BLOCK,     ISL_FORMAT_BC1_UNORM_SRGB),
 186    fmt(VK_FORMAT_BC2_UNORM_BLOCK,         ISL_FORMAT_BC2_UNORM),
 187    fmt(VK_FORMAT_BC2_SRGB_BLOCK,          ISL_FORMAT_BC2_UNORM_SRGB),
 188    fmt(VK_FORMAT_BC3_UNORM_BLOCK,         ISL_FORMAT_BC3_UNORM),
 189    fmt(VK_FORMAT_BC3_SRGB_BLOCK,          ISL_FORMAT_BC3_UNORM_SRGB),
 190    fmt(VK_FORMAT_BC4_UNORM_BLOCK,         ISL_FORMAT_BC4_UNORM),
 191    fmt(VK_FORMAT_BC4_SNORM_BLOCK,         ISL_FORMAT_BC4_SNORM),
 192    fmt(VK_FORMAT_BC5_UNORM_BLOCK,         ISL_FORMAT_BC5_UNORM),
 193    fmt(VK_FORMAT_BC5_SNORM_BLOCK,         ISL_FORMAT_BC5_SNORM),
 194    fmt(VK_FORMAT_BC6H_UFLOAT_BLOCK,       ISL_FORMAT_BC6H_UF16),
 195    fmt(VK_FORMAT_BC6H_SFLOAT_BLOCK,       ISL_FORMAT_BC6H_SF16),
 196    fmt(VK_FORMAT_BC7_UNORM_BLOCK,         ISL_FORMAT_BC7_UNORM),
 197    fmt(VK_FORMAT_BC7_SRGB_BLOCK,          ISL_FORMAT_BC7_UNORM_SRGB),
 198    fmt(VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK, ISL_FORMAT_ETC2_RGB8),
 199    fmt(VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK,  ISL_FORMAT_ETC2_SRGB8),
 200    fmt(VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK, ISL_FORMAT_ETC2_RGB8_PTA),
 201    fmt(VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK, ISL_FORMAT_ETC2_SRGB8_PTA),
 202    fmt(VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK, ISL_FORMAT_ETC2_EAC_RGBA8),
 203    fmt(VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK, ISL_FORMAT_ETC2_EAC_SRGB8_A8),
 204    fmt(VK_FORMAT_EAC_R11_UNORM_BLOCK,     ISL_FORMAT_EAC_R11),
 205    fmt(VK_FORMAT_EAC_R11_SNORM_BLOCK,     ISL_FORMAT_EAC_SIGNED_R11),
 206    fmt(VK_FORMAT_EAC_R11G11_UNORM_BLOCK,  ISL_FORMAT_EAC_RG11),
 207    fmt(VK_FORMAT_EAC_R11G11_SNORM_BLOCK,  ISL_FORMAT_EAC_SIGNED_RG11),
 208    fmt(VK_FORMAT_ASTC_4x4_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_4X4_U8SRGB),
 209    fmt(VK_FORMAT_ASTC_5x4_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_5X4_U8SRGB),
 210    fmt(VK_FORMAT_ASTC_5x5_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_5X5_U8SRGB),
 211    fmt(VK_FORMAT_ASTC_6x5_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_6X5_U8SRGB),
 212    fmt(VK_FORMAT_ASTC_6x6_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_6X6_U8SRGB),
 213    fmt(VK_FORMAT_ASTC_8x5_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_8X5_U8SRGB),
 214    fmt(VK_FORMAT_ASTC_8x6_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_8X6_U8SRGB),
 215    fmt(VK_FORMAT_ASTC_8x8_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_8X8_U8SRGB),
 216    fmt(VK_FORMAT_ASTC_10x5_SRGB_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_10X5_U8SRGB),
 217    fmt(VK_FORMAT_ASTC_10x6_SRGB_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_10X6_U8SRGB),
 218    fmt(VK_FORMAT_ASTC_10x8_SRGB_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_10X8_U8SRGB),
 219    fmt(VK_FORMAT_ASTC_10x10_SRGB_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_10X10_U8SRGB),
 220    fmt(VK_FORMAT_ASTC_12x10_SRGB_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_12X10_U8SRGB),
 221    fmt(VK_FORMAT_ASTC_12x12_SRGB_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_12X12_U8SRGB),
 222    fmt(VK_FORMAT_ASTC_4x4_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_4X4_FLT16),
 223    fmt(VK_FORMAT_ASTC_5x4_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_5X4_FLT16),
 224    fmt(VK_FORMAT_ASTC_5x5_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_5X5_FLT16),
 225    fmt(VK_FORMAT_ASTC_6x5_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_6X5_FLT16),
 226    fmt(VK_FORMAT_ASTC_6x6_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_6X6_FLT16),
 227    fmt(VK_FORMAT_ASTC_8x5_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_8X5_FLT16),
 228    fmt(VK_FORMAT_ASTC_8x6_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_8X6_FLT16),
 229    fmt(VK_FORMAT_ASTC_8x8_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_8X8_FLT16),
 230    fmt(VK_FORMAT_ASTC_10x5_UNORM_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_10X5_FLT16),
 231    fmt(VK_FORMAT_ASTC_10x6_UNORM_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_10X6_FLT16),
 232    fmt(VK_FORMAT_ASTC_10x8_UNORM_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_10X8_FLT16),
 233    fmt(VK_FORMAT_ASTC_10x10_UNORM_BLOCK,  ISL_FORMAT_ASTC_LDR_2D_10X10_FLT16),
 234    fmt(VK_FORMAT_ASTC_12x10_UNORM_BLOCK,  ISL_FORMAT_ASTC_LDR_2D_12X10_FLT16),
 235    fmt(VK_FORMAT_ASTC_12x12_UNORM_BLOCK,  ISL_FORMAT_ASTC_LDR_2D_12X12_FLT16),
 236    fmt(VK_FORMAT_B8G8R8_UNORM,            ISL_FORMAT_UNSUPPORTED),
 237    fmt(VK_FORMAT_B8G8R8_SNORM,            ISL_FORMAT_UNSUPPORTED),
 238    fmt(VK_FORMAT_B8G8R8_USCALED,          ISL_FORMAT_UNSUPPORTED),
 239    fmt(VK_FORMAT_B8G8R8_SSCALED,          ISL_FORMAT_UNSUPPORTED),
 240    fmt(VK_FORMAT_B8G8R8_UINT,             ISL_FORMAT_UNSUPPORTED),
 241    fmt(VK_FORMAT_B8G8R8_SINT,             ISL_FORMAT_UNSUPPORTED),
 242    fmt(VK_FORMAT_B8G8R8_SRGB,             ISL_FORMAT_UNSUPPORTED),
 243    fmt(VK_FORMAT_B8G8R8A8_UNORM,          ISL_FORMAT_B8G8R8A8_UNORM),
 244    fmt(VK_FORMAT_B8G8R8A8_SNORM,          ISL_FORMAT_UNSUPPORTED),
 245    fmt(VK_FORMAT_B8G8R8A8_USCALED,        ISL_FORMAT_UNSUPPORTED),
 246    fmt(VK_FORMAT_B8G8R8A8_SSCALED,        ISL_FORMAT_UNSUPPORTED),
 247    fmt(VK_FORMAT_B8G8R8A8_UINT,           ISL_FORMAT_UNSUPPORTED),
 248    fmt(VK_FORMAT_B8G8R8A8_SINT,           ISL_FORMAT_UNSUPPORTED),
 249    fmt(VK_FORMAT_B8G8R8A8_SRGB,           ISL_FORMAT_B8G8R8A8_UNORM_SRGB),
 250 };
 251
 252 #undef fmt
 253
 254 static const struct {
 255    const struct anv_format *formats;
 256    uint32_t n_formats;
 257 } anv_formats[] = {
 258    [0] = { .formats = main_formats, .n_formats = ARRAY_SIZE(main_formats), },
 259 };
 260
 261 static struct anv_format
 262 vk_to_anv_format(VkFormat vk_format)
 263 {
 264    uint32_t enum_offset = VK_ENUM_OFFSET(vk_format);
 265    uint32_t ext_number = VK_ENUM_EXTENSION(vk_format);
 266
 267    if (ext_number >= ARRAY_SIZE(anv_formats) ||
 268        enum_offset >= anv_formats[ext_number].n_formats)
 269       return (struct anv_format) { .isl_format = ISL_FORMAT_UNSUPPORTED };
 270
 271    return anv_formats[ext_number].formats[enum_offset];
 272 }
 273
 274 static bool
 275 format_supported(VkFormat vk_format)
 276 {
 277    return vk_to_anv_format(vk_format).isl_format != ISL_FORMAT_UNSUPPORTED;
 278 }
 279
 280 /**
 281  * Exactly one bit must be set in \a aspect.
 282  */
 283 struct anv_format
 284 anv_get_format(const struct gen_device_info *devinfo, VkFormat vk_format,
 285                VkImageAspectFlags aspect, VkImageTiling tiling)
 286 {
 287    struct anv_format format = vk_to_anv_format(vk_format);
 288
 289    if (format.isl_format == ISL_FORMAT_UNSUPPORTED)
 290       return format;
 291
 292    if (aspect == VK_IMAGE_ASPECT_STENCIL_BIT) {
 293       assert(vk_format_aspects(vk_format) & VK_IMAGE_ASPECT_STENCIL_BIT);
 294       format.isl_format = ISL_FORMAT_R8_UINT;
 295       return format;
 296    }
 297
 298    if (aspect & VK_IMAGE_ASPECT_DEPTH_BIT) {
 299       assert(vk_format_aspects(vk_format) & VK_IMAGE_ASPECT_DEPTH_BIT);
 300       return format;
 301    }
 302
 303    assert(aspect == VK_IMAGE_ASPECT_COLOR_BIT);
 304    assert(vk_format_aspects(vk_format) == VK_IMAGE_ASPECT_COLOR_BIT);
 305
 306    const struct isl_format_layout *isl_layout =
 307       isl_format_get_layout(format.isl_format);
 308
 309    if (tiling == VK_IMAGE_TILING_OPTIMAL &&
 310        !util_is_power_of_two(isl_layout->bpb)) {
 311       /* Tiled formats *must* be power-of-two because we need up upload
 312        * them with the render pipeline.  For 3-channel formats, we fix
 313        * this by switching them over to RGBX or RGBA formats under the
 314        * hood.
 315        */
 316       enum isl_format rgbx = isl_format_rgb_to_rgbx(format.isl_format);
 317       if (rgbx != ISL_FORMAT_UNSUPPORTED &&
 318           isl_format_supports_rendering(devinfo, rgbx)) {
 319          format.isl_format = rgbx;
 320       } else {
 321          format.isl_format = isl_format_rgb_to_rgba(format.isl_format);
 322          format.swizzle = ISL_SWIZZLE(RED, GREEN, BLUE, ONE);
 323       }
 324    }
 325
 326    /* The B4G4R4A4 format isn't available prior to Broadwell so we have to fall
 327     * back to a format with a more complex swizzle.
 328     */
 329    if (vk_format == VK_FORMAT_B4G4R4A4_UNORM_PACK16 && devinfo->gen < 8) {
 330       return (struct anv_format) {
 331          .isl_format = ISL_FORMAT_B4G4R4A4_UNORM,
 332          .swizzle = ISL_SWIZZLE(GREEN, RED, ALPHA, BLUE),
 333       };
 334    }
 335
 336    return format;
 337 }
 338
 339 // Format capabilities
 340
 341 static VkFormatFeatureFlags
 342 get_image_format_properties(const struct gen_device_info *devinfo,
 343                             enum isl_format base, struct anv_format format)
 344 {
 345    if (format.isl_format == ISL_FORMAT_UNSUPPORTED)
 346       return 0;
 347
 348    VkFormatFeatureFlags flags = 0;
 349    if (isl_format_supports_sampling(devinfo, format.isl_format)) {
 350       flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
 351                VK_FORMAT_FEATURE_BLIT_SRC_BIT;
 352
 353       if (isl_format_supports_filtering(devinfo, format.isl_format))
 354          flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
 355    }
 356
 357    /* We can render to swizzled formats.  However, if the alpha channel is
 358     * moved, then blending won't work correctly.  The PRM tells us
 359     * straight-up not to render to such a surface.
 360     */
 361    if (isl_format_supports_rendering(devinfo, format.isl_format) &&
 362        format.swizzle.a == ISL_CHANNEL_SELECT_ALPHA) {
 363       flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 364                VK_FORMAT_FEATURE_BLIT_DST_BIT;
 365
 366       if (isl_format_supports_alpha_blending(devinfo, format.isl_format))
 367          flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT;
 368    }
 369
 370    /* Load/store is determined based on base format.  This prevents RGB
 371     * formats from showing up as load/store capable.
 372     */
 373    if (isl_is_storage_image_format(base))
 374       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT;
 375
 376    if (base == ISL_FORMAT_R32_SINT || base == ISL_FORMAT_R32_UINT)
 377       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_ATOMIC_BIT;
 378
 379    if (flags) {
 380       flags |= VK_FORMAT_FEATURE_TRANSFER_SRC_BIT_KHR |
 381                VK_FORMAT_FEATURE_TRANSFER_DST_BIT_KHR;
 382    }
 383
 384    return flags;
 385 }
 386
 387 static VkFormatFeatureFlags
 388 get_buffer_format_properties(const struct gen_device_info *devinfo,
 389                              enum isl_format format)
 390 {
 391    if (format == ISL_FORMAT_UNSUPPORTED)
 392       return 0;
 393
 394    VkFormatFeatureFlags flags = 0;
 395    if (isl_format_supports_sampling(devinfo, format) &&
 396        !isl_format_is_compressed(format))
 397       flags |= VK_FORMAT_FEATURE_UNIFORM_TEXEL_BUFFER_BIT;
 398
 399    if (isl_format_supports_vertex_fetch(devinfo, format))
 400       flags |= VK_FORMAT_FEATURE_VERTEX_BUFFER_BIT;
 401
 402    if (isl_is_storage_image_format(format))
 403       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_BIT;
 404
 405    if (format == ISL_FORMAT_R32_SINT || format == ISL_FORMAT_R32_UINT)
 406       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_ATOMIC_BIT;
 407
 408    return flags;
 409 }
 410
 411 static void
 412 anv_physical_device_get_format_properties(struct anv_physical_device *physical_device,
 413                                           VkFormat format,
 414                                           VkFormatProperties *out_properties)
 415 {
 416    int gen = physical_device->info.gen * 10;
 417    if (physical_device->info.is_haswell)
 418       gen += 5;
 419
 420    VkFormatFeatureFlags linear = 0, tiled = 0, buffer = 0;
 421    if (!format_supported(format)) {
 422       /* Nothing to do here */
 423    } else if (vk_format_is_depth_or_stencil(format)) {
 424       tiled |= VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT;
 425       if (vk_format_aspects(format) == VK_IMAGE_ASPECT_DEPTH_BIT ||
 426           physical_device->info.gen >= 8)
 427          tiled |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT;
 428
 429       tiled |= VK_FORMAT_FEATURE_BLIT_SRC_BIT |
 430                VK_FORMAT_FEATURE_BLIT_DST_BIT |
 431                VK_FORMAT_FEATURE_TRANSFER_SRC_BIT_KHR |
 432                VK_FORMAT_FEATURE_TRANSFER_DST_BIT_KHR;
 433    } else {
 434       struct anv_format linear_fmt, tiled_fmt;
 435       linear_fmt = anv_get_format(&physical_device->info, format,
 436                                   VK_IMAGE_ASPECT_COLOR_BIT,
 437                                   VK_IMAGE_TILING_LINEAR);
 438       tiled_fmt = anv_get_format(&physical_device->info, format,
 439                                  VK_IMAGE_ASPECT_COLOR_BIT,
 440                                  VK_IMAGE_TILING_OPTIMAL);
 441
 442       linear = get_image_format_properties(&physical_device->info,
 443                                            linear_fmt.isl_format, linear_fmt);
 444       tiled = get_image_format_properties(&physical_device->info,
 445                                           linear_fmt.isl_format, tiled_fmt);
 446       buffer = get_buffer_format_properties(&physical_device->info,
 447                                             linear_fmt.isl_format);
 448
 449       /* XXX: We handle 3-channel formats by switching them out for RGBX or
 450        * RGBA formats behind-the-scenes.  This works fine for textures
 451        * because the upload process will fill in the extra channel.
 452        * We could also support it for render targets, but it will take
 453        * substantially more work and we have enough RGBX formats to handle
 454        * what most clients will want.
 455        */
 456       if (linear_fmt.isl_format != ISL_FORMAT_UNSUPPORTED &&
 457           !util_is_power_of_two(isl_format_layouts[linear_fmt.isl_format].bpb) &&
 458           isl_format_rgb_to_rgbx(linear_fmt.isl_format) == ISL_FORMAT_UNSUPPORTED) {
 459          tiled &= ~VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT &
 460                   ~VK_FORMAT_FEATURE_BLIT_DST_BIT;
 461       }
 462
 463       /* ASTC textures must be in Y-tiled memory */
 464       if (isl_format_get_layout(linear_fmt.isl_format)->txc == ISL_TXC_ASTC)
 465          linear = 0;
 466    }
 467
 468    out_properties->linearTilingFeatures = linear;
 469    out_properties->optimalTilingFeatures = tiled;
 470    out_properties->bufferFeatures = buffer;
 471
 472    return;
 473 }
 474
 475
 476 void anv_GetPhysicalDeviceFormatProperties(
 477     VkPhysicalDevice                            physicalDevice,
 478     VkFormat                                    format,
 479     VkFormatProperties*                         pFormatProperties)
 480 {
 481    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 482
 483    anv_physical_device_get_format_properties(
 484                physical_device,
 485                format,
 486                pFormatProperties);
 487 }
 488
 489 void anv_GetPhysicalDeviceFormatProperties2KHR(
 490     VkPhysicalDevice                            physicalDevice,
 491     VkFormat                                    format,
 492     VkFormatProperties2KHR*                     pFormatProperties)
 493 {
 494    anv_GetPhysicalDeviceFormatProperties(physicalDevice, format,
 495                                          &pFormatProperties->formatProperties);
 496
 497    vk_foreach_struct(ext, pFormatProperties->pNext) {
 498       switch (ext->sType) {
 499       default:
 500          anv_debug_ignored_stype(ext->sType);
 501          break;
 502       }
 503    }
 504 }
 505
 506 static VkResult
 507 anv_get_image_format_properties(
 508    struct anv_physical_device *physical_device,
 509    const VkPhysicalDeviceImageFormatInfo2KHR *info,
 510    VkImageFormatProperties *pImageFormatProperties)
 511 {
 512    VkFormatProperties format_props;
 513    VkFormatFeatureFlags format_feature_flags;
 514    VkExtent3D maxExtent;
 515    uint32_t maxMipLevels;
 516    uint32_t maxArraySize;
 517    VkSampleCountFlags sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 518
 519    if (!format_supported(info->format))
 520       goto unsupported;
 521
 522    anv_physical_device_get_format_properties(physical_device, info->format,
 523                                              &format_props);
 524
 525    /* Extract the VkFormatFeatureFlags that are relevant for the queried
 526     * tiling.
 527     */
 528    if (info->tiling == VK_IMAGE_TILING_LINEAR) {
 529       format_feature_flags = format_props.linearTilingFeatures;
 530    } else if (info->tiling == VK_IMAGE_TILING_OPTIMAL) {
 531       format_feature_flags = format_props.optimalTilingFeatures;
 532    } else {
 533       unreachable("bad VkImageTiling");
 534    }
 535
 536    switch (info->type) {
 537    default:
 538       unreachable("bad VkImageType");
 539    case VK_IMAGE_TYPE_1D:
 540       maxExtent.width = 16384;
 541       maxExtent.height = 1;
 542       maxExtent.depth = 1;
 543       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 544       maxArraySize = 2048;
 545       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 546       break;
 547    case VK_IMAGE_TYPE_2D:
 548       /* FINISHME: Does this really differ for cube maps? The documentation
 549        * for RENDER_SURFACE_STATE suggests so.
 550        */
 551       maxExtent.width = 16384;
 552       maxExtent.height = 16384;
 553       maxExtent.depth = 1;
 554       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 555       maxArraySize = 2048;
 556       break;
 557    case VK_IMAGE_TYPE_3D:
 558       maxExtent.width = 2048;
 559       maxExtent.height = 2048;
 560       maxExtent.depth = 2048;
 561       maxMipLevels = 12; /* log2(maxWidth) + 1 */
 562       maxArraySize = 1;
 563       break;
 564    }
 565
 566    /* Our hardware doesn't support 1D compressed textures.
 567     *    From the SKL PRM, RENDER_SURFACE_STATE::SurfaceFormat:
 568     *    * This field cannot be a compressed (BC*, DXT*, FXT*, ETC*, EAC*) format
 569     *       if the Surface Type is SURFTYPE_1D.
 570     *    * This field cannot be ASTC format if the Surface Type is SURFTYPE_1D.
 571     */
 572    if (info->type == VK_IMAGE_TYPE_1D &&
 573        isl_format_is_compressed(vk_to_anv_format(info->format).isl_format)) {
 574        goto unsupported;
 575    }
 576
 577    if (info->tiling == VK_IMAGE_TILING_OPTIMAL &&
 578        info->type == VK_IMAGE_TYPE_2D &&
 579        (format_feature_flags & (VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 580                                 VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) &&
 581        !(info->flags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT) &&
 582        !(info->usage & VK_IMAGE_USAGE_STORAGE_BIT)) {
 583       sampleCounts = isl_device_get_sample_counts(&physical_device->isl_dev);
 584    }
 585
 586    if (info->usage & (VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
 587                       VK_IMAGE_USAGE_TRANSFER_DST_BIT)) {
 588       /* Accept transfers on anything we can sample from or renderer to. */
 589       if (!(format_feature_flags & (VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 590                                     VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT |
 591                                     VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT))) {
 592          goto unsupported;
 593       }
 594    }
 595
 596    if (info->usage & VK_IMAGE_USAGE_SAMPLED_BIT) {
 597       if (!(format_feature_flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
 598          goto unsupported;
 599       }
 600    }
 601
 602    if (info->usage & VK_IMAGE_USAGE_STORAGE_BIT) {
 603       if (!(format_feature_flags & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) {
 604          goto unsupported;
 605       }
 606    }
 607
 608    if (info->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
 609       if (!(format_feature_flags & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) {
 610          goto unsupported;
 611       }
 612    }
 613
 614    if (info->usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) {
 615       if (!(format_feature_flags & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) {
 616          goto unsupported;
 617       }
 618    }
 619
 620    if (info->usage & VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT) {
 621       /* Nothing to check. */
 622    }
 623
 624    if (info->usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT) {
 625       /* Ignore this flag because it was removed from the
 626        * provisional_I_20150910 header.
 627        */
 628    }
 629
 630    *pImageFormatProperties = (VkImageFormatProperties) {
 631       .maxExtent = maxExtent,
 632       .maxMipLevels = maxMipLevels,
 633       .maxArrayLayers = maxArraySize,
 634       .sampleCounts = sampleCounts,
 635
 636       /* FINISHME: Accurately calculate
 637        * VkImageFormatProperties::maxResourceSize.
 638        */
 639       .maxResourceSize = UINT32_MAX,
 640    };
 641
 642    return VK_SUCCESS;
 643
 644 unsupported:
 645    *pImageFormatProperties = (VkImageFormatProperties) {
 646       .maxExtent = { 0, 0, 0 },
 647       .maxMipLevels = 0,
 648       .maxArrayLayers = 0,
 649       .sampleCounts = 0,
 650       .maxResourceSize = 0,
 651    };
 652
 653    return VK_ERROR_FORMAT_NOT_SUPPORTED;
 654 }
 655
 656 VkResult anv_GetPhysicalDeviceImageFormatProperties(
 657     VkPhysicalDevice                            physicalDevice,
 658     VkFormat                                    format,
 659     VkImageType                                 type,
 660     VkImageTiling                               tiling,
 661     VkImageUsageFlags                           usage,
 662     VkImageCreateFlags                          createFlags,
 663     VkImageFormatProperties*                    pImageFormatProperties)
 664 {
 665    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 666
 667    const VkPhysicalDeviceImageFormatInfo2KHR info = {
 668       .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2_KHR,
 669       .pNext = NULL,
 670       .format = format,
 671       .type = type,
 672       .tiling = tiling,
 673       .usage = usage,
 674       .flags = createFlags,
 675    };
 676
 677    return anv_get_image_format_properties(physical_device, &info,
 678                                           pImageFormatProperties);
 679 }
 680
 681 static const VkExternalMemoryPropertiesKHR prime_fd_props = {
 682    /* If we can handle external, then we can both import and export it. */
 683    .externalMemoryFeatures = VK_EXTERNAL_MEMORY_FEATURE_EXPORTABLE_BIT_KHR |
 684                              VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT_KHR,
 685    /* For the moment, let's not support mixing and matching */
 686    .exportFromImportedHandleTypes =
 687       VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT_KHR,
 688    .compatibleHandleTypes =
 689       VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT_KHR,
 690 };
 691
 692 VkResult anv_GetPhysicalDeviceImageFormatProperties2KHR(
 693     VkPhysicalDevice                            physicalDevice,
 694     const VkPhysicalDeviceImageFormatInfo2KHR*  base_info,
 695     VkImageFormatProperties2KHR*                base_props)
 696 {
 697    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 698    const VkPhysicalDeviceExternalImageFormatInfoKHR *external_info = NULL;
 699    VkExternalImageFormatPropertiesKHR *external_props = NULL;
 700    VkResult result;
 701
 702    result = anv_get_image_format_properties(physical_device, base_info,
 703                &base_props->imageFormatProperties);
 704    if (result != VK_SUCCESS)
 705       goto fail;
 706
 707    /* Extract input structs */
 708    vk_foreach_struct_const(s, base_info->pNext) {
 709       switch (s->sType) {
 710       case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTERNAL_IMAGE_FORMAT_INFO_KHR:
 711          external_info = (const void *) s;
 712          break;
 713       default:
 714          anv_debug_ignored_stype(s->sType);
 715          break;
 716       }
 717    }
 718
 719    /* Extract output structs */
 720    vk_foreach_struct(s, base_props->pNext) {
 721       switch (s->sType) {
 722       case VK_STRUCTURE_TYPE_EXTERNAL_IMAGE_FORMAT_PROPERTIES_KHR:
 723          external_props = (void *) s;
 724          break;
 725       default:
 726          anv_debug_ignored_stype(s->sType);
 727          break;
 728       }
 729    }
 730
 731    /* From the Vulkan 1.0.42 spec:
 732     *
 733     *    If handleType is 0, vkGetPhysicalDeviceImageFormatProperties2KHR will
 734     *    behave as if VkPhysicalDeviceExternalImageFormatInfoKHR was not
 735     *    present and VkExternalImageFormatPropertiesKHR will be ignored.
 736     */
 737    if (external_info && external_info->handleType != 0) {
 738       switch (external_info->handleType) {
 739       case VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT_KHR:
 740          if (external_props)
 741             external_props->externalMemoryProperties = prime_fd_props;
 742          break;
 743       default:
 744          /* From the Vulkan 1.0.42 spec:
 745           *
 746           *    If handleType is not compatible with the [parameters] specified
 747           *    in VkPhysicalDeviceImageFormatInfo2KHR, then
 748           *    vkGetPhysicalDeviceImageFormatProperties2KHR returns
 749           *    VK_ERROR_FORMAT_NOT_SUPPORTED.
 750           */
 751          result = vk_errorf(physical_device->instance, physical_device,
 752                             VK_ERROR_FORMAT_NOT_SUPPORTED,
 753                             "unsupported VkExternalMemoryTypeFlagBitsKHR 0x%x",
 754                             external_info->handleType);
 755          goto fail;
 756       }
 757    }
 758
 759    return VK_SUCCESS;
 760
 761  fail:
 762    if (result == VK_ERROR_FORMAT_NOT_SUPPORTED) {
 763       /* From the Vulkan 1.0.42 spec:
 764        *
 765        *    If the combination of parameters to
 766        *    vkGetPhysicalDeviceImageFormatProperties2KHR is not supported by
 767        *    the implementation for use in vkCreateImage, then all members of
 768        *    imageFormatProperties will be filled with zero.
 769        */
 770       base_props->imageFormatProperties = (VkImageFormatProperties) {};
 771    }
 772
 773    return result;
 774 }
 775
 776 void anv_GetPhysicalDeviceSparseImageFormatProperties(
 777     VkPhysicalDevice                            physicalDevice,
 778     VkFormat                                    format,
 779     VkImageType                                 type,
 780     uint32_t                                    samples,
 781     VkImageUsageFlags                           usage,
 782     VkImageTiling                               tiling,
 783     uint32_t*                                   pNumProperties,
 784     VkSparseImageFormatProperties*              pProperties)
 785 {
 786    /* Sparse images are not yet supported. */
 787    *pNumProperties = 0;
 788 }
 789
 790 void anv_GetPhysicalDeviceSparseImageFormatProperties2KHR(
 791     VkPhysicalDevice                            physicalDevice,
 792     const VkPhysicalDeviceSparseImageFormatInfo2KHR* pFormatInfo,
 793     uint32_t*                                   pPropertyCount,
 794     VkSparseImageFormatProperties2KHR*          pProperties)
 795 {
 796    /* Sparse images are not yet supported. */
 797    *pPropertyCount = 0;
 798 }
 799
 800 void anv_GetPhysicalDeviceExternalBufferPropertiesKHR(
 801     VkPhysicalDevice                             physicalDevice,
 802     const VkPhysicalDeviceExternalBufferInfoKHR* pExternalBufferInfo,
 803     VkExternalBufferPropertiesKHR*               pExternalBufferProperties)
 804 {
 805    /* The Vulkan 1.0.42 spec says "handleType must be a valid
 806     * VkExternalMemoryHandleTypeFlagBitsKHR value" in
 807     * VkPhysicalDeviceExternalBufferInfoKHR. This differs from
 808     * VkPhysicalDeviceExternalImageFormatInfoKHR, which surprisingly permits
 809     * handleType == 0.
 810     */
 811    assert(pExternalBufferInfo->handleType != 0);
 812
 813    /* All of the current flags are for sparse which we don't support yet.
 814     * Even when we do support it, doing sparse on external memory sounds
 815     * sketchy.  Also, just disallowing flags is the safe option.
 816     */
 817    if (pExternalBufferInfo->flags)
 818       goto unsupported;
 819
 820    switch (pExternalBufferInfo->handleType) {
 821    case VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT_KHR:
 822       pExternalBufferProperties->externalMemoryProperties = prime_fd_props;
 823       return;
 824    default:
 825       goto unsupported;
 826    }
 827
 828  unsupported:
 829    pExternalBufferProperties->externalMemoryProperties =
 830       (VkExternalMemoryPropertiesKHR) {0};
 831 }