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