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
  27 #define ISL_SWIZZLE(r, g, b, a) { \
  28    ISL_CHANNEL_SELECT_##r, \
  29    ISL_CHANNEL_SELECT_##g, \
  30    ISL_CHANNEL_SELECT_##b, \
  31    ISL_CHANNEL_SELECT_##a, \
  32 }
  33
  34 #define RGBA ISL_SWIZZLE(RED, GREEN, BLUE, ALPHA)
  35 #define BGRA ISL_SWIZZLE(BLUE, GREEN, RED, ALPHA)
  36 #define RGB1 ISL_SWIZZLE(RED, GREEN, BLUE, ONE)
  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_UNSUPPORTED),
  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_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_4X4_U8SRGB),
 199    fmt(VK_FORMAT_ASTC_5x4_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_5X4_U8SRGB),
 200    fmt(VK_FORMAT_ASTC_5x5_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_5X5_U8SRGB),
 201    fmt(VK_FORMAT_ASTC_6x5_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_6X5_U8SRGB),
 202    fmt(VK_FORMAT_ASTC_6x6_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_6X6_U8SRGB),
 203    fmt(VK_FORMAT_ASTC_8x5_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_8X5_U8SRGB),
 204    fmt(VK_FORMAT_ASTC_8x6_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_8X6_U8SRGB),
 205    fmt(VK_FORMAT_ASTC_8x8_SRGB_BLOCK,     ISL_FORMAT_ASTC_LDR_2D_8X8_U8SRGB),
 206    fmt(VK_FORMAT_ASTC_10x5_SRGB_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_10X5_U8SRGB),
 207    fmt(VK_FORMAT_ASTC_10x6_SRGB_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_10X6_U8SRGB),
 208    fmt(VK_FORMAT_ASTC_10x8_SRGB_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_10X8_U8SRGB),
 209    fmt(VK_FORMAT_ASTC_10x10_SRGB_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_10X10_U8SRGB),
 210    fmt(VK_FORMAT_ASTC_12x10_SRGB_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_12X10_U8SRGB),
 211    fmt(VK_FORMAT_ASTC_12x12_SRGB_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_12X12_U8SRGB),
 212    fmt(VK_FORMAT_ASTC_4x4_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_4X4_FLT16),
 213    fmt(VK_FORMAT_ASTC_5x4_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_5X4_FLT16),
 214    fmt(VK_FORMAT_ASTC_5x5_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_5X5_FLT16),
 215    fmt(VK_FORMAT_ASTC_6x5_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_6X5_FLT16),
 216    fmt(VK_FORMAT_ASTC_6x6_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_6X6_FLT16),
 217    fmt(VK_FORMAT_ASTC_8x5_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_8X5_FLT16),
 218    fmt(VK_FORMAT_ASTC_8x6_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_8X6_FLT16),
 219    fmt(VK_FORMAT_ASTC_8x8_UNORM_BLOCK,    ISL_FORMAT_ASTC_LDR_2D_8X8_FLT16),
 220    fmt(VK_FORMAT_ASTC_10x5_UNORM_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_10X5_FLT16),
 221    fmt(VK_FORMAT_ASTC_10x6_UNORM_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_10X6_FLT16),
 222    fmt(VK_FORMAT_ASTC_10x8_UNORM_BLOCK,   ISL_FORMAT_ASTC_LDR_2D_10X8_FLT16),
 223    fmt(VK_FORMAT_ASTC_10x10_UNORM_BLOCK,  ISL_FORMAT_ASTC_LDR_2D_10X10_FLT16),
 224    fmt(VK_FORMAT_ASTC_12x10_UNORM_BLOCK,  ISL_FORMAT_ASTC_LDR_2D_12X10_FLT16),
 225    fmt(VK_FORMAT_ASTC_12x12_UNORM_BLOCK,  ISL_FORMAT_ASTC_LDR_2D_12X12_FLT16),
 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(const struct brw_device_info *devinfo, VkFormat vk_format,
 249                VkImageAspectFlags aspect, 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->bpb)) {
 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          format.swizzle = (struct anv_format_swizzle) RGB1;
 286       }
 287    }
 288
 289    /* The B4G4R4A4 format isn't available prior to Sky Lake so we have to fall
 290     * back to a format with a more complex swizzle.
 291     */
 292    if (vk_format == VK_FORMAT_B4G4R4A4_UNORM_PACK16 && devinfo->gen < 9) {
 293       return (struct anv_format) {
 294          .isl_format = ISL_FORMAT_B4G4R4A4_UNORM,
 295          .swizzle = ISL_SWIZZLE(GREEN, RED, ALPHA, BLUE),
 296       };
 297    }
 298
 299    return format;
 300 }
 301
 302 // Format capabilities
 303
 304 static VkFormatFeatureFlags
 305 get_image_format_properties(const struct brw_device_info *devinfo,
 306                             enum isl_format base, struct anv_format format)
 307 {
 308    if (format.isl_format == ISL_FORMAT_UNSUPPORTED)
 309       return 0;
 310
 311    VkFormatFeatureFlags flags = 0;
 312    if (isl_format_supports_sampling(devinfo, format.isl_format)) {
 313       flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
 314                VK_FORMAT_FEATURE_BLIT_SRC_BIT;
 315
 316       if (isl_format_supports_filtering(devinfo, format.isl_format))
 317          flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
 318    }
 319
 320    /* We can render to swizzled formats.  However, if the alpha channel is
 321     * moved, then blending won't work correctly.  The PRM tells us
 322     * straight-up not to render to such a surface.
 323     */
 324    if (isl_format_supports_rendering(devinfo, format.isl_format) &&
 325        format.swizzle.a == ISL_CHANNEL_SELECT_ALPHA) {
 326       flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 327                VK_FORMAT_FEATURE_BLIT_DST_BIT;
 328
 329       if (isl_format_supports_alpha_blending(devinfo, format.isl_format))
 330          flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT;
 331    }
 332
 333    /* Load/store is determined based on base format.  This prevents RGB
 334     * formats from showing up as load/store capable.
 335     */
 336    if (isl_is_storage_image_format(base))
 337       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT;
 338
 339    if (base == ISL_FORMAT_R32_SINT || base == ISL_FORMAT_R32_UINT)
 340       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_ATOMIC_BIT;
 341
 342    return flags;
 343 }
 344
 345 static VkFormatFeatureFlags
 346 get_buffer_format_properties(const struct brw_device_info *devinfo,
 347                              enum isl_format format)
 348 {
 349    if (format == ISL_FORMAT_UNSUPPORTED)
 350       return 0;
 351
 352    VkFormatFeatureFlags flags = 0;
 353    if (isl_format_supports_sampling(devinfo, format) &&
 354        !isl_format_is_compressed(format))
 355       flags |= VK_FORMAT_FEATURE_UNIFORM_TEXEL_BUFFER_BIT;
 356
 357    if (isl_format_supports_vertex_fetch(devinfo, format))
 358       flags |= VK_FORMAT_FEATURE_VERTEX_BUFFER_BIT;
 359
 360    if (isl_is_storage_image_format(format))
 361       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_BIT;
 362
 363    if (format == ISL_FORMAT_R32_SINT || format == ISL_FORMAT_R32_UINT)
 364       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_ATOMIC_BIT;
 365
 366    return flags;
 367 }
 368
 369 static void
 370 anv_physical_device_get_format_properties(struct anv_physical_device *physical_device,
 371                                           VkFormat format,
 372                                           VkFormatProperties *out_properties)
 373 {
 374    int gen = physical_device->info->gen * 10;
 375    if (physical_device->info->is_haswell)
 376       gen += 5;
 377
 378    VkFormatFeatureFlags linear = 0, tiled = 0, buffer = 0;
 379    if (anv_formats[format].isl_format == ISL_FORMAT_UNSUPPORTED) {
 380       /* Nothing to do here */
 381    } else if (vk_format_is_depth_or_stencil(format)) {
 382       tiled |= VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT;
 383       if (physical_device->info->gen >= 8)
 384          tiled |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT;
 385
 386       tiled |= VK_FORMAT_FEATURE_BLIT_SRC_BIT |
 387                VK_FORMAT_FEATURE_BLIT_DST_BIT;
 388    } else {
 389       struct anv_format linear_fmt, tiled_fmt;
 390       linear_fmt = anv_get_format(physical_device->info, format,
 391                                   VK_IMAGE_ASPECT_COLOR_BIT,
 392                                   VK_IMAGE_TILING_LINEAR);
 393       tiled_fmt = anv_get_format(physical_device->info, format,
 394                                  VK_IMAGE_ASPECT_COLOR_BIT,
 395                                  VK_IMAGE_TILING_OPTIMAL);
 396
 397       linear = get_image_format_properties(physical_device->info,
 398                                            linear_fmt.isl_format, linear_fmt);
 399       tiled = get_image_format_properties(physical_device->info,
 400                                           linear_fmt.isl_format, tiled_fmt);
 401       buffer = get_buffer_format_properties(physical_device->info,
 402                                             linear_fmt.isl_format);
 403
 404       /* XXX: We handle 3-channel formats by switching them out for RGBX or
 405        * RGBA formats behind-the-scenes.  This works fine for textures
 406        * because the upload process will fill in the extra channel.
 407        * We could also support it for render targets, but it will take
 408        * substantially more work and we have enough RGBX formats to handle
 409        * what most clients will want.
 410        */
 411       if (linear_fmt.isl_format != ISL_FORMAT_UNSUPPORTED &&
 412           !util_is_power_of_two(isl_format_layouts[linear_fmt.isl_format].bpb) &&
 413           isl_format_rgb_to_rgbx(linear_fmt.isl_format) == ISL_FORMAT_UNSUPPORTED) {
 414          tiled &= ~VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT &
 415                   ~VK_FORMAT_FEATURE_BLIT_DST_BIT;
 416       }
 417    }
 418
 419    out_properties->linearTilingFeatures = linear;
 420    out_properties->optimalTilingFeatures = tiled;
 421    out_properties->bufferFeatures = buffer;
 422
 423    return;
 424 }
 425
 426
 427 void anv_GetPhysicalDeviceFormatProperties(
 428     VkPhysicalDevice                            physicalDevice,
 429     VkFormat                                    format,
 430     VkFormatProperties*                         pFormatProperties)
 431 {
 432    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 433
 434    anv_physical_device_get_format_properties(
 435                physical_device,
 436                format,
 437                pFormatProperties);
 438 }
 439
 440 VkResult anv_GetPhysicalDeviceImageFormatProperties(
 441     VkPhysicalDevice                            physicalDevice,
 442     VkFormat                                    format,
 443     VkImageType                                 type,
 444     VkImageTiling                               tiling,
 445     VkImageUsageFlags                           usage,
 446     VkImageCreateFlags                          createFlags,
 447     VkImageFormatProperties*                    pImageFormatProperties)
 448 {
 449    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 450    VkFormatProperties format_props;
 451    VkFormatFeatureFlags format_feature_flags;
 452    VkExtent3D maxExtent;
 453    uint32_t maxMipLevels;
 454    uint32_t maxArraySize;
 455    VkSampleCountFlags sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 456
 457    anv_physical_device_get_format_properties(physical_device, format,
 458                                              &format_props);
 459
 460    /* Extract the VkFormatFeatureFlags that are relevant for the queried
 461     * tiling.
 462     */
 463    if (tiling == VK_IMAGE_TILING_LINEAR) {
 464       format_feature_flags = format_props.linearTilingFeatures;
 465    } else if (tiling == VK_IMAGE_TILING_OPTIMAL) {
 466       format_feature_flags = format_props.optimalTilingFeatures;
 467    } else {
 468       unreachable("bad VkImageTiling");
 469    }
 470
 471    switch (type) {
 472    default:
 473       unreachable("bad VkImageType");
 474    case VK_IMAGE_TYPE_1D:
 475       maxExtent.width = 16384;
 476       maxExtent.height = 1;
 477       maxExtent.depth = 1;
 478       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 479       maxArraySize = 2048;
 480       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 481       break;
 482    case VK_IMAGE_TYPE_2D:
 483       /* FINISHME: Does this really differ for cube maps? The documentation
 484        * for RENDER_SURFACE_STATE suggests so.
 485        */
 486       maxExtent.width = 16384;
 487       maxExtent.height = 16384;
 488       maxExtent.depth = 1;
 489       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 490       maxArraySize = 2048;
 491       break;
 492    case VK_IMAGE_TYPE_3D:
 493       maxExtent.width = 2048;
 494       maxExtent.height = 2048;
 495       maxExtent.depth = 2048;
 496       maxMipLevels = 12; /* log2(maxWidth) + 1 */
 497       maxArraySize = 1;
 498       break;
 499    }
 500
 501    if (tiling == VK_IMAGE_TILING_OPTIMAL &&
 502        type == VK_IMAGE_TYPE_2D &&
 503        (format_feature_flags & (VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 504                                 VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) &&
 505        !(createFlags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT) &&
 506        !(usage & VK_IMAGE_USAGE_STORAGE_BIT)) {
 507       sampleCounts = isl_device_get_sample_counts(&physical_device->isl_dev);
 508    }
 509
 510    if (usage & (VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
 511                 VK_IMAGE_USAGE_TRANSFER_DST_BIT)) {
 512       /* Accept transfers on anything we can sample from or renderer to. */
 513       if (!(format_feature_flags & (VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 514                                     VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT |
 515                                     VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT))) {
 516          goto unsupported;
 517       }
 518    }
 519
 520    if (usage & VK_IMAGE_USAGE_SAMPLED_BIT) {
 521       if (!(format_feature_flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
 522          goto unsupported;
 523       }
 524    }
 525
 526    if (usage & VK_IMAGE_USAGE_STORAGE_BIT) {
 527       if (!(format_feature_flags & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) {
 528          goto unsupported;
 529       }
 530    }
 531
 532    if (usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
 533       if (!(format_feature_flags & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) {
 534          goto unsupported;
 535       }
 536    }
 537
 538    if (usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) {
 539       if (!(format_feature_flags & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) {
 540          goto unsupported;
 541       }
 542    }
 543
 544    if (usage & VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT) {
 545       /* Nothing to check. */
 546    }
 547
 548    if (usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT) {
 549       /* Ignore this flag because it was removed from the
 550        * provisional_I_20150910 header.
 551        */
 552    }
 553
 554    *pImageFormatProperties = (VkImageFormatProperties) {
 555       .maxExtent = maxExtent,
 556       .maxMipLevels = maxMipLevels,
 557       .maxArrayLayers = maxArraySize,
 558       .sampleCounts = sampleCounts,
 559
 560       /* FINISHME: Accurately calculate
 561        * VkImageFormatProperties::maxResourceSize.
 562        */
 563       .maxResourceSize = UINT32_MAX,
 564    };
 565
 566    return VK_SUCCESS;
 567
 568 unsupported:
 569    *pImageFormatProperties = (VkImageFormatProperties) {
 570       .maxExtent = { 0, 0, 0 },
 571       .maxMipLevels = 0,
 572       .maxArrayLayers = 0,
 573       .sampleCounts = 0,
 574       .maxResourceSize = 0,
 575    };
 576
 577    return VK_ERROR_FORMAT_NOT_SUPPORTED;
 578 }
 579
 580 void anv_GetPhysicalDeviceSparseImageFormatProperties(
 581     VkPhysicalDevice                            physicalDevice,
 582     VkFormat                                    format,
 583     VkImageType                                 type,
 584     uint32_t                                    samples,
 585     VkImageUsageFlags                           usage,
 586     VkImageTiling                               tiling,
 587     uint32_t*                                   pNumProperties,
 588     VkSparseImageFormatProperties*              pProperties)
 589 {
 590    /* Sparse images are not yet supported. */
 591    *pNumProperties = 0;
 592 }