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