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 #define RGB1 ISL_SWIZZLE(RED, GREEN, BLUE, ONE)
  38
  39 #define swiz_fmt(__vk_fmt, __hw_fmt, __swizzle)     \
  40    [__vk_fmt] = { \
  41       .isl_format = __hw_fmt, \
  42       .swizzle = __swizzle, \
  43    }
  44
  45 #define fmt(__vk_fmt, __hw_fmt) \
  46    swiz_fmt(__vk_fmt, __hw_fmt, RGBA)
  47
  48 /* HINT: For array formats, the ISL name should match the VK name.  For
  49  * packed formats, they should have the channels in reverse order from each
  50  * other.  The reason for this is that, for packed formats, the ISL (and
  51  * bspec) names are in LSB -> MSB order while VK formats are MSB -> LSB.
  52  */
  53 static const struct anv_format anv_formats[] = {
  54    fmt(VK_FORMAT_UNDEFINED,               ISL_FORMAT_RAW),
  55    fmt(VK_FORMAT_R4G4_UNORM_PACK8,        ISL_FORMAT_UNSUPPORTED),
  56    fmt(VK_FORMAT_R4G4B4A4_UNORM_PACK16,   ISL_FORMAT_A4B4G4R4_UNORM),
  57    swiz_fmt(VK_FORMAT_B4G4R4A4_UNORM_PACK16,   ISL_FORMAT_A4B4G4R4_UNORM,  BGRA),
  58    fmt(VK_FORMAT_R5G6B5_UNORM_PACK16,     ISL_FORMAT_B5G6R5_UNORM),
  59    swiz_fmt(VK_FORMAT_B5G6R5_UNORM_PACK16,     ISL_FORMAT_B5G6R5_UNORM, BGRA),
  60    fmt(VK_FORMAT_R5G5B5A1_UNORM_PACK16,   ISL_FORMAT_A1B5G5R5_UNORM),
  61    fmt(VK_FORMAT_B5G5R5A1_UNORM_PACK16,   ISL_FORMAT_UNSUPPORTED),
  62    fmt(VK_FORMAT_A1R5G5B5_UNORM_PACK16,   ISL_FORMAT_B5G5R5A1_UNORM),
  63    fmt(VK_FORMAT_R8_UNORM,                ISL_FORMAT_R8_UNORM),
  64    fmt(VK_FORMAT_R8_SNORM,                ISL_FORMAT_R8_SNORM),
  65    fmt(VK_FORMAT_R8_USCALED,              ISL_FORMAT_R8_USCALED),
  66    fmt(VK_FORMAT_R8_SSCALED,              ISL_FORMAT_R8_SSCALED),
  67    fmt(VK_FORMAT_R8_UINT,                 ISL_FORMAT_R8_UINT),
  68    fmt(VK_FORMAT_R8_SINT,                 ISL_FORMAT_R8_SINT),
  69    fmt(VK_FORMAT_R8_SRGB,                 ISL_FORMAT_UNSUPPORTED),
  70    fmt(VK_FORMAT_R8G8_UNORM,              ISL_FORMAT_R8G8_UNORM),
  71    fmt(VK_FORMAT_R8G8_SNORM,              ISL_FORMAT_R8G8_SNORM),
  72    fmt(VK_FORMAT_R8G8_USCALED,            ISL_FORMAT_R8G8_USCALED),
  73    fmt(VK_FORMAT_R8G8_SSCALED,            ISL_FORMAT_R8G8_SSCALED),
  74    fmt(VK_FORMAT_R8G8_UINT,               ISL_FORMAT_R8G8_UINT),
  75    fmt(VK_FORMAT_R8G8_SINT,               ISL_FORMAT_R8G8_SINT),
  76    fmt(VK_FORMAT_R8G8_SRGB,               ISL_FORMAT_UNSUPPORTED), /* L8A8_UNORM_SRGB */
  77    fmt(VK_FORMAT_R8G8B8_UNORM,            ISL_FORMAT_R8G8B8_UNORM),
  78    fmt(VK_FORMAT_R8G8B8_SNORM,            ISL_FORMAT_R8G8B8_SNORM),
  79    fmt(VK_FORMAT_R8G8B8_USCALED,          ISL_FORMAT_R8G8B8_USCALED),
  80    fmt(VK_FORMAT_R8G8B8_SSCALED,          ISL_FORMAT_R8G8B8_SSCALED),
  81    fmt(VK_FORMAT_R8G8B8_UINT,             ISL_FORMAT_R8G8B8_UINT),
  82    fmt(VK_FORMAT_R8G8B8_SINT,             ISL_FORMAT_R8G8B8_SINT),
  83    fmt(VK_FORMAT_R8G8B8_SRGB,             ISL_FORMAT_UNSUPPORTED), /* B8G8R8A8_UNORM_SRGB */
  84    fmt(VK_FORMAT_R8G8B8A8_UNORM,          ISL_FORMAT_R8G8B8A8_UNORM),
  85    fmt(VK_FORMAT_R8G8B8A8_SNORM,          ISL_FORMAT_R8G8B8A8_SNORM),
  86    fmt(VK_FORMAT_R8G8B8A8_USCALED,        ISL_FORMAT_R8G8B8A8_USCALED),
  87    fmt(VK_FORMAT_R8G8B8A8_SSCALED,        ISL_FORMAT_R8G8B8A8_SSCALED),
  88    fmt(VK_FORMAT_R8G8B8A8_UINT,           ISL_FORMAT_R8G8B8A8_UINT),
  89    fmt(VK_FORMAT_R8G8B8A8_SINT,           ISL_FORMAT_R8G8B8A8_SINT),
  90    fmt(VK_FORMAT_R8G8B8A8_SRGB,           ISL_FORMAT_R8G8B8A8_UNORM_SRGB),
  91    fmt(VK_FORMAT_A8B8G8R8_UNORM_PACK32,   ISL_FORMAT_R8G8B8A8_UNORM),
  92    fmt(VK_FORMAT_A8B8G8R8_SNORM_PACK32,   ISL_FORMAT_R8G8B8A8_SNORM),
  93    fmt(VK_FORMAT_A8B8G8R8_USCALED_PACK32, ISL_FORMAT_R8G8B8A8_USCALED),
  94    fmt(VK_FORMAT_A8B8G8R8_SSCALED_PACK32, ISL_FORMAT_R8G8B8A8_SSCALED),
  95    fmt(VK_FORMAT_A8B8G8R8_UINT_PACK32,    ISL_FORMAT_R8G8B8A8_UINT),
  96    fmt(VK_FORMAT_A8B8G8R8_SINT_PACK32,    ISL_FORMAT_R8G8B8A8_SINT),
  97    fmt(VK_FORMAT_A8B8G8R8_SRGB_PACK32,    ISL_FORMAT_R8G8B8A8_UNORM_SRGB),
  98    fmt(VK_FORMAT_A2R10G10B10_UNORM_PACK32, ISL_FORMAT_B10G10R10A2_UNORM),
  99    fmt(VK_FORMAT_A2R10G10B10_SNORM_PACK32, ISL_FORMAT_B10G10R10A2_SNORM),
 100    fmt(VK_FORMAT_A2R10G10B10_USCALED_PACK32, ISL_FORMAT_B10G10R10A2_USCALED),
 101    fmt(VK_FORMAT_A2R10G10B10_SSCALED_PACK32, ISL_FORMAT_B10G10R10A2_SSCALED),
 102    fmt(VK_FORMAT_A2R10G10B10_UINT_PACK32, ISL_FORMAT_B10G10R10A2_UINT),
 103    fmt(VK_FORMAT_A2R10G10B10_SINT_PACK32, ISL_FORMAT_B10G10R10A2_SINT),
 104    fmt(VK_FORMAT_A2B10G10R10_UNORM_PACK32, ISL_FORMAT_R10G10B10A2_UNORM),
 105    fmt(VK_FORMAT_A2B10G10R10_SNORM_PACK32, ISL_FORMAT_R10G10B10A2_SNORM),
 106    fmt(VK_FORMAT_A2B10G10R10_USCALED_PACK32, ISL_FORMAT_R10G10B10A2_USCALED),
 107    fmt(VK_FORMAT_A2B10G10R10_SSCALED_PACK32, ISL_FORMAT_R10G10B10A2_SSCALED),
 108    fmt(VK_FORMAT_A2B10G10R10_UINT_PACK32, ISL_FORMAT_R10G10B10A2_UINT),
 109    fmt(VK_FORMAT_A2B10G10R10_SINT_PACK32, ISL_FORMAT_R10G10B10A2_SINT),
 110    fmt(VK_FORMAT_R16_UNORM,               ISL_FORMAT_R16_UNORM),
 111    fmt(VK_FORMAT_R16_SNORM,               ISL_FORMAT_R16_SNORM),
 112    fmt(VK_FORMAT_R16_USCALED,             ISL_FORMAT_R16_USCALED),
 113    fmt(VK_FORMAT_R16_SSCALED,             ISL_FORMAT_R16_SSCALED),
 114    fmt(VK_FORMAT_R16_UINT,                ISL_FORMAT_R16_UINT),
 115    fmt(VK_FORMAT_R16_SINT,                ISL_FORMAT_R16_SINT),
 116    fmt(VK_FORMAT_R16_SFLOAT,              ISL_FORMAT_R16_FLOAT),
 117    fmt(VK_FORMAT_R16G16_UNORM,            ISL_FORMAT_R16G16_UNORM),
 118    fmt(VK_FORMAT_R16G16_SNORM,            ISL_FORMAT_R16G16_SNORM),
 119    fmt(VK_FORMAT_R16G16_USCALED,          ISL_FORMAT_R16G16_USCALED),
 120    fmt(VK_FORMAT_R16G16_SSCALED,          ISL_FORMAT_R16G16_SSCALED),
 121    fmt(VK_FORMAT_R16G16_UINT,             ISL_FORMAT_R16G16_UINT),
 122    fmt(VK_FORMAT_R16G16_SINT,             ISL_FORMAT_R16G16_SINT),
 123    fmt(VK_FORMAT_R16G16_SFLOAT,           ISL_FORMAT_R16G16_FLOAT),
 124    fmt(VK_FORMAT_R16G16B16_UNORM,         ISL_FORMAT_R16G16B16_UNORM),
 125    fmt(VK_FORMAT_R16G16B16_SNORM,         ISL_FORMAT_R16G16B16_SNORM),
 126    fmt(VK_FORMAT_R16G16B16_USCALED,       ISL_FORMAT_R16G16B16_USCALED),
 127    fmt(VK_FORMAT_R16G16B16_SSCALED,       ISL_FORMAT_R16G16B16_SSCALED),
 128    fmt(VK_FORMAT_R16G16B16_UINT,          ISL_FORMAT_R16G16B16_UINT),
 129    fmt(VK_FORMAT_R16G16B16_SINT,          ISL_FORMAT_R16G16B16_SINT),
 130    fmt(VK_FORMAT_R16G16B16_SFLOAT,        ISL_FORMAT_R16G16B16_FLOAT),
 131    fmt(VK_FORMAT_R16G16B16A16_UNORM,      ISL_FORMAT_R16G16B16A16_UNORM),
 132    fmt(VK_FORMAT_R16G16B16A16_SNORM,      ISL_FORMAT_R16G16B16A16_SNORM),
 133    fmt(VK_FORMAT_R16G16B16A16_USCALED,    ISL_FORMAT_R16G16B16A16_USCALED),
 134    fmt(VK_FORMAT_R16G16B16A16_SSCALED,    ISL_FORMAT_R16G16B16A16_SSCALED),
 135    fmt(VK_FORMAT_R16G16B16A16_UINT,       ISL_FORMAT_R16G16B16A16_UINT),
 136    fmt(VK_FORMAT_R16G16B16A16_SINT,       ISL_FORMAT_R16G16B16A16_SINT),
 137    fmt(VK_FORMAT_R16G16B16A16_SFLOAT,     ISL_FORMAT_R16G16B16A16_FLOAT),
 138    fmt(VK_FORMAT_R32_UINT,                ISL_FORMAT_R32_UINT),
 139    fmt(VK_FORMAT_R32_SINT,                ISL_FORMAT_R32_SINT),
 140    fmt(VK_FORMAT_R32_SFLOAT,              ISL_FORMAT_R32_FLOAT),
 141    fmt(VK_FORMAT_R32G32_UINT,             ISL_FORMAT_R32G32_UINT),
 142    fmt(VK_FORMAT_R32G32_SINT,             ISL_FORMAT_R32G32_SINT),
 143    fmt(VK_FORMAT_R32G32_SFLOAT,           ISL_FORMAT_R32G32_FLOAT),
 144    fmt(VK_FORMAT_R32G32B32_UINT,          ISL_FORMAT_R32G32B32_UINT),
 145    fmt(VK_FORMAT_R32G32B32_SINT,          ISL_FORMAT_R32G32B32_SINT),
 146    fmt(VK_FORMAT_R32G32B32_SFLOAT,        ISL_FORMAT_R32G32B32_FLOAT),
 147    fmt(VK_FORMAT_R32G32B32A32_UINT,       ISL_FORMAT_R32G32B32A32_UINT),
 148    fmt(VK_FORMAT_R32G32B32A32_SINT,       ISL_FORMAT_R32G32B32A32_SINT),
 149    fmt(VK_FORMAT_R32G32B32A32_SFLOAT,     ISL_FORMAT_R32G32B32A32_FLOAT),
 150    fmt(VK_FORMAT_R64_UINT,                ISL_FORMAT_R64_PASSTHRU),
 151    fmt(VK_FORMAT_R64_SINT,                ISL_FORMAT_R64_PASSTHRU),
 152    fmt(VK_FORMAT_R64_SFLOAT,              ISL_FORMAT_R64_FLOAT),
 153    fmt(VK_FORMAT_R64G64_UINT,             ISL_FORMAT_R64G64_PASSTHRU),
 154    fmt(VK_FORMAT_R64G64_SINT,             ISL_FORMAT_R64G64_PASSTHRU),
 155    fmt(VK_FORMAT_R64G64_SFLOAT,           ISL_FORMAT_R64G64_FLOAT),
 156    fmt(VK_FORMAT_R64G64B64_UINT,          ISL_FORMAT_R64G64B64_PASSTHRU),
 157    fmt(VK_FORMAT_R64G64B64_SINT,          ISL_FORMAT_R64G64B64_PASSTHRU),
 158    fmt(VK_FORMAT_R64G64B64_SFLOAT,        ISL_FORMAT_R64G64B64_FLOAT),
 159    fmt(VK_FORMAT_R64G64B64A64_UINT,       ISL_FORMAT_R64G64B64A64_PASSTHRU),
 160    fmt(VK_FORMAT_R64G64B64A64_SINT,       ISL_FORMAT_R64G64B64A64_PASSTHRU),
 161    fmt(VK_FORMAT_R64G64B64A64_SFLOAT,     ISL_FORMAT_R64G64B64A64_FLOAT),
 162    fmt(VK_FORMAT_B10G11R11_UFLOAT_PACK32, ISL_FORMAT_R11G11B10_FLOAT),
 163    fmt(VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,  ISL_FORMAT_R9G9B9E5_SHAREDEXP),
 164
 165    fmt(VK_FORMAT_D16_UNORM,               ISL_FORMAT_R16_UNORM),
 166    fmt(VK_FORMAT_X8_D24_UNORM_PACK32,     ISL_FORMAT_R24_UNORM_X8_TYPELESS),
 167    fmt(VK_FORMAT_D32_SFLOAT,              ISL_FORMAT_R32_FLOAT),
 168    fmt(VK_FORMAT_S8_UINT,                 ISL_FORMAT_R8_UINT),
 169    fmt(VK_FORMAT_D16_UNORM_S8_UINT,       ISL_FORMAT_UNSUPPORTED),
 170    fmt(VK_FORMAT_D24_UNORM_S8_UINT,       ISL_FORMAT_R24_UNORM_X8_TYPELESS),
 171    fmt(VK_FORMAT_D32_SFLOAT_S8_UINT,      ISL_FORMAT_R32_FLOAT),
 172
 173    fmt(VK_FORMAT_BC1_RGB_UNORM_BLOCK,     ISL_FORMAT_DXT1_RGB),
 174    fmt(VK_FORMAT_BC1_RGB_SRGB_BLOCK,      ISL_FORMAT_DXT1_RGB_SRGB),
 175    fmt(VK_FORMAT_BC1_RGBA_UNORM_BLOCK,    ISL_FORMAT_BC1_UNORM),
 176    fmt(VK_FORMAT_BC1_RGBA_SRGB_BLOCK,     ISL_FORMAT_BC1_UNORM_SRGB),
 177    fmt(VK_FORMAT_BC2_UNORM_BLOCK,         ISL_FORMAT_BC2_UNORM),
 178    fmt(VK_FORMAT_BC2_SRGB_BLOCK,          ISL_FORMAT_BC2_UNORM_SRGB),
 179    fmt(VK_FORMAT_BC3_UNORM_BLOCK,         ISL_FORMAT_BC3_UNORM),
 180    fmt(VK_FORMAT_BC3_SRGB_BLOCK,          ISL_FORMAT_BC3_UNORM_SRGB),
 181    fmt(VK_FORMAT_BC4_UNORM_BLOCK,         ISL_FORMAT_BC4_UNORM),
 182    fmt(VK_FORMAT_BC4_SNORM_BLOCK,         ISL_FORMAT_BC4_SNORM),
 183    fmt(VK_FORMAT_BC5_UNORM_BLOCK,         ISL_FORMAT_BC5_UNORM),
 184    fmt(VK_FORMAT_BC5_SNORM_BLOCK,         ISL_FORMAT_BC5_SNORM),
 185    fmt(VK_FORMAT_BC6H_UFLOAT_BLOCK,       ISL_FORMAT_BC6H_UF16),
 186    fmt(VK_FORMAT_BC6H_SFLOAT_BLOCK,       ISL_FORMAT_BC6H_SF16),
 187    fmt(VK_FORMAT_BC7_UNORM_BLOCK,         ISL_FORMAT_BC7_UNORM),
 188    fmt(VK_FORMAT_BC7_SRGB_BLOCK,          ISL_FORMAT_BC7_UNORM_SRGB),
 189    fmt(VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK, ISL_FORMAT_ETC2_RGB8),
 190    fmt(VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK,  ISL_FORMAT_ETC2_SRGB8),
 191    fmt(VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK, ISL_FORMAT_ETC2_RGB8_PTA),
 192    fmt(VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK, ISL_FORMAT_ETC2_SRGB8_PTA),
 193    fmt(VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK, ISL_FORMAT_ETC2_EAC_RGBA8),
 194    fmt(VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK, ISL_FORMAT_ETC2_EAC_SRGB8_A8),
 195    fmt(VK_FORMAT_EAC_R11_UNORM_BLOCK,     ISL_FORMAT_EAC_R11),
 196    fmt(VK_FORMAT_EAC_R11_SNORM_BLOCK,     ISL_FORMAT_EAC_SIGNED_R11),
 197    fmt(VK_FORMAT_EAC_R11G11_UNORM_BLOCK,  ISL_FORMAT_EAC_RG11),
 198    fmt(VK_FORMAT_EAC_R11G11_SNORM_BLOCK,  ISL_FORMAT_EAC_SIGNED_RG11),
 199    fmt(VK_FORMAT_ASTC_4x4_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 200    fmt(VK_FORMAT_ASTC_4x4_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 201    fmt(VK_FORMAT_ASTC_5x4_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 202    fmt(VK_FORMAT_ASTC_5x4_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 203    fmt(VK_FORMAT_ASTC_5x5_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 204    fmt(VK_FORMAT_ASTC_5x5_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 205    fmt(VK_FORMAT_ASTC_6x5_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 206    fmt(VK_FORMAT_ASTC_6x5_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 207    fmt(VK_FORMAT_ASTC_6x6_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 208    fmt(VK_FORMAT_ASTC_6x6_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 209    fmt(VK_FORMAT_ASTC_8x5_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 210    fmt(VK_FORMAT_ASTC_8x5_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 211    fmt(VK_FORMAT_ASTC_8x6_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 212    fmt(VK_FORMAT_ASTC_8x6_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 213    fmt(VK_FORMAT_ASTC_8x8_UNORM_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 214    fmt(VK_FORMAT_ASTC_8x8_SRGB_BLOCK,     ISL_FORMAT_UNSUPPORTED),
 215    fmt(VK_FORMAT_ASTC_10x5_UNORM_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 216    fmt(VK_FORMAT_ASTC_10x5_SRGB_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 217    fmt(VK_FORMAT_ASTC_10x6_UNORM_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 218    fmt(VK_FORMAT_ASTC_10x6_SRGB_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 219    fmt(VK_FORMAT_ASTC_10x8_UNORM_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 220    fmt(VK_FORMAT_ASTC_10x8_SRGB_BLOCK,    ISL_FORMAT_UNSUPPORTED),
 221    fmt(VK_FORMAT_ASTC_10x10_UNORM_BLOCK,  ISL_FORMAT_UNSUPPORTED),
 222    fmt(VK_FORMAT_ASTC_10x10_SRGB_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 223    fmt(VK_FORMAT_ASTC_12x10_UNORM_BLOCK,  ISL_FORMAT_UNSUPPORTED),
 224    fmt(VK_FORMAT_ASTC_12x10_SRGB_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 225    fmt(VK_FORMAT_ASTC_12x12_UNORM_BLOCK,  ISL_FORMAT_UNSUPPORTED),
 226    fmt(VK_FORMAT_ASTC_12x12_SRGB_BLOCK,   ISL_FORMAT_UNSUPPORTED),
 227    fmt(VK_FORMAT_B8G8R8_UNORM,            ISL_FORMAT_UNSUPPORTED),
 228    fmt(VK_FORMAT_B8G8R8_SNORM,            ISL_FORMAT_UNSUPPORTED),
 229    fmt(VK_FORMAT_B8G8R8_USCALED,          ISL_FORMAT_UNSUPPORTED),
 230    fmt(VK_FORMAT_B8G8R8_SSCALED,          ISL_FORMAT_UNSUPPORTED),
 231    fmt(VK_FORMAT_B8G8R8_UINT,             ISL_FORMAT_UNSUPPORTED),
 232    fmt(VK_FORMAT_B8G8R8_SINT,             ISL_FORMAT_UNSUPPORTED),
 233    fmt(VK_FORMAT_B8G8R8_SRGB,             ISL_FORMAT_UNSUPPORTED),
 234    fmt(VK_FORMAT_B8G8R8A8_UNORM,          ISL_FORMAT_B8G8R8A8_UNORM),
 235    fmt(VK_FORMAT_B8G8R8A8_SNORM,          ISL_FORMAT_UNSUPPORTED),
 236    fmt(VK_FORMAT_B8G8R8A8_USCALED,        ISL_FORMAT_UNSUPPORTED),
 237    fmt(VK_FORMAT_B8G8R8A8_SSCALED,        ISL_FORMAT_UNSUPPORTED),
 238    fmt(VK_FORMAT_B8G8R8A8_UINT,           ISL_FORMAT_UNSUPPORTED),
 239    fmt(VK_FORMAT_B8G8R8A8_SINT,           ISL_FORMAT_UNSUPPORTED),
 240    fmt(VK_FORMAT_B8G8R8A8_SRGB,           ISL_FORMAT_B8G8R8A8_UNORM_SRGB),
 241 };
 242
 243 #undef fmt
 244
 245 /**
 246  * Exactly one bit must be set in \a aspect.
 247  */
 248 struct anv_format
 249 anv_get_format(const struct brw_device_info *devinfo, VkFormat vk_format,
 250                VkImageAspectFlags aspect, VkImageTiling tiling)
 251 {
 252    struct anv_format format = anv_formats[vk_format];
 253
 254    if (format.isl_format == ISL_FORMAT_UNSUPPORTED)
 255       return format;
 256
 257    if (aspect == VK_IMAGE_ASPECT_STENCIL_BIT) {
 258       assert(vk_format_aspects(vk_format) & VK_IMAGE_ASPECT_STENCIL_BIT);
 259       format.isl_format = ISL_FORMAT_R8_UINT;
 260       return format;
 261    }
 262
 263    if (aspect & VK_IMAGE_ASPECT_DEPTH_BIT) {
 264       assert(vk_format_aspects(vk_format) & VK_IMAGE_ASPECT_DEPTH_BIT);
 265       return format;
 266    }
 267
 268    assert(aspect == VK_IMAGE_ASPECT_COLOR_BIT);
 269    assert(vk_format_aspects(vk_format) == VK_IMAGE_ASPECT_COLOR_BIT);
 270
 271    const struct isl_format_layout *isl_layout =
 272       isl_format_get_layout(format.isl_format);
 273
 274    if (tiling == VK_IMAGE_TILING_OPTIMAL &&
 275        !util_is_power_of_two(isl_layout->bs)) {
 276       /* Tiled formats *must* be power-of-two because we need up upload
 277        * them with the render pipeline.  For 3-channel formats, we fix
 278        * this by switching them over to RGBX or RGBA formats under the
 279        * hood.
 280        */
 281       enum isl_format rgbx = isl_format_rgb_to_rgbx(format.isl_format);
 282       if (rgbx != ISL_FORMAT_UNSUPPORTED) {
 283          format.isl_format = rgbx;
 284       } else {
 285          format.isl_format = isl_format_rgb_to_rgba(format.isl_format);
 286          format.swizzle = (struct anv_format_swizzle) RGB1;
 287       }
 288    }
 289
 290    /* The B4G4R4A4 format isn't available prior to Sky Lake so we have to fall
 291     * back to a format with a more complex swizzle.
 292     */
 293    if (vk_format == VK_FORMAT_B4G4R4A4_UNORM_PACK16 && devinfo->gen < 9) {
 294       return (struct anv_format) {
 295          .isl_format = ISL_FORMAT_B4G4R4A4_UNORM,
 296          .swizzle = ISL_SWIZZLE(GREEN, RED, ALPHA, BLUE),
 297       };
 298    }
 299
 300    return format;
 301 }
 302
 303 // Format capabilities
 304
 305 static VkFormatFeatureFlags
 306 get_image_format_properties(int gen, enum isl_format base,
 307                             struct anv_format format)
 308 {
 309    const struct brw_surface_format_info *info =
 310       &surface_formats[format.isl_format];
 311
 312    if (format.isl_format == ISL_FORMAT_UNSUPPORTED || !info->exists)
 313       return 0;
 314
 315    VkFormatFeatureFlags flags = 0;
 316    if (info->sampling <= gen) {
 317       flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
 318                VK_FORMAT_FEATURE_BLIT_SRC_BIT;
 319
 320       if (info->filtering <= gen)
 321          flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
 322    }
 323
 324    /* We can render to swizzled formats.  However, if the alpha channel is
 325     * moved, then blending won't work correctly.  The PRM tells us
 326     * straight-up not to render to such a surface.
 327     */
 328    if (info->render_target <= gen &&
 329        format.swizzle.a == ISL_CHANNEL_SELECT_ALPHA) {
 330       flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 331                VK_FORMAT_FEATURE_BLIT_DST_BIT;
 332    }
 333
 334    if (info->alpha_blend <= gen &&
 335        format.swizzle.a == ISL_CHANNEL_SELECT_ALPHA) {
 336       flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT;
 337    }
 338
 339    /* Load/store is determined based on base format.  This prevents RGB
 340     * formats from showing up as load/store capable.
 341     */
 342    if (isl_is_storage_image_format(base))
 343       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT;
 344
 345    if (base == ISL_FORMAT_R32_SINT || base == ISL_FORMAT_R32_UINT)
 346       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_ATOMIC_BIT;
 347
 348    return flags;
 349 }
 350
 351 static VkFormatFeatureFlags
 352 get_buffer_format_properties(int gen, enum isl_format format)
 353 {
 354    const struct brw_surface_format_info *info = &surface_formats[format];
 355
 356    if (format == ISL_FORMAT_UNSUPPORTED || !info->exists)
 357       return 0;
 358
 359    VkFormatFeatureFlags flags = 0;
 360    if (info->sampling <= gen && !isl_format_is_compressed(format))
 361       flags |= VK_FORMAT_FEATURE_UNIFORM_TEXEL_BUFFER_BIT;
 362
 363    if (info->input_vb <= gen)
 364       flags |= VK_FORMAT_FEATURE_VERTEX_BUFFER_BIT;
 365
 366    if (isl_is_storage_image_format(format))
 367       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_BIT;
 368
 369    if (format == ISL_FORMAT_R32_SINT || format == ISL_FORMAT_R32_UINT)
 370       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_ATOMIC_BIT;
 371
 372    return flags;
 373 }
 374
 375 static void
 376 anv_physical_device_get_format_properties(struct anv_physical_device *physical_device,
 377                                           VkFormat format,
 378                                           VkFormatProperties *out_properties)
 379 {
 380    int gen = physical_device->info->gen * 10;
 381    if (physical_device->info->is_haswell)
 382       gen += 5;
 383
 384    VkFormatFeatureFlags linear = 0, tiled = 0, buffer = 0;
 385    if (anv_formats[format].isl_format != ISL_FORMAT_UNSUPPORTED &&
 386        vk_format_is_depth_or_stencil(format)) {
 387       tiled |= VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT;
 388       if (physical_device->info->gen >= 8)
 389          tiled |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT;
 390
 391       tiled |= VK_FORMAT_FEATURE_BLIT_SRC_BIT |
 392                VK_FORMAT_FEATURE_BLIT_DST_BIT;
 393    } else {
 394       struct anv_format linear_fmt, tiled_fmt;
 395       linear_fmt = anv_get_format(physical_device->info, format,
 396                                   VK_IMAGE_ASPECT_COLOR_BIT,
 397                                   VK_IMAGE_TILING_LINEAR);
 398       tiled_fmt = anv_get_format(physical_device->info, format,
 399                                  VK_IMAGE_ASPECT_COLOR_BIT,
 400                                  VK_IMAGE_TILING_OPTIMAL);
 401
 402       linear = get_image_format_properties(gen, linear_fmt.isl_format,
 403                                            linear_fmt);
 404       tiled = get_image_format_properties(gen, linear_fmt.isl_format,
 405                                           tiled_fmt);
 406       buffer = get_buffer_format_properties(gen, linear_fmt.isl_format);
 407
 408       /* XXX: We handle 3-channel formats by switching them out for RGBX or
 409        * RGBA formats behind-the-scenes.  This works fine for textures
 410        * because the upload process will fill in the extra channel.
 411        * We could also support it for render targets, but it will take
 412        * substantially more work and we have enough RGBX formats to handle
 413        * what most clients will want.
 414        */
 415       if (linear_fmt.isl_format != ISL_FORMAT_UNSUPPORTED &&
 416           !util_is_power_of_two(isl_format_layouts[linear_fmt.isl_format].bs) &&
 417           isl_format_rgb_to_rgbx(linear_fmt.isl_format) == ISL_FORMAT_UNSUPPORTED) {
 418          tiled &= ~VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT &
 419                   ~VK_FORMAT_FEATURE_BLIT_DST_BIT;
 420       }
 421    }
 422
 423    out_properties->linearTilingFeatures = linear;
 424    out_properties->optimalTilingFeatures = tiled;
 425    out_properties->bufferFeatures = buffer;
 426
 427    return;
 428 }
 429
 430
 431 void anv_GetPhysicalDeviceFormatProperties(
 432     VkPhysicalDevice                            physicalDevice,
 433     VkFormat                                    format,
 434     VkFormatProperties*                         pFormatProperties)
 435 {
 436    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 437
 438    anv_physical_device_get_format_properties(
 439                physical_device,
 440                format,
 441                pFormatProperties);
 442 }
 443
 444 VkResult anv_GetPhysicalDeviceImageFormatProperties(
 445     VkPhysicalDevice                            physicalDevice,
 446     VkFormat                                    format,
 447     VkImageType                                 type,
 448     VkImageTiling                               tiling,
 449     VkImageUsageFlags                           usage,
 450     VkImageCreateFlags                          createFlags,
 451     VkImageFormatProperties*                    pImageFormatProperties)
 452 {
 453    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 454    VkFormatProperties format_props;
 455    VkFormatFeatureFlags format_feature_flags;
 456    VkExtent3D maxExtent;
 457    uint32_t maxMipLevels;
 458    uint32_t maxArraySize;
 459    VkSampleCountFlags sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 460
 461    anv_physical_device_get_format_properties(physical_device, format,
 462                                              &format_props);
 463
 464    /* Extract the VkFormatFeatureFlags that are relevant for the queried
 465     * tiling.
 466     */
 467    if (tiling == VK_IMAGE_TILING_LINEAR) {
 468       format_feature_flags = format_props.linearTilingFeatures;
 469    } else if (tiling == VK_IMAGE_TILING_OPTIMAL) {
 470       format_feature_flags = format_props.optimalTilingFeatures;
 471    } else {
 472       unreachable("bad VkImageTiling");
 473    }
 474
 475    switch (type) {
 476    default:
 477       unreachable("bad VkImageType");
 478    case VK_IMAGE_TYPE_1D:
 479       maxExtent.width = 16384;
 480       maxExtent.height = 1;
 481       maxExtent.depth = 1;
 482       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 483       maxArraySize = 2048;
 484       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 485       break;
 486    case VK_IMAGE_TYPE_2D:
 487       /* FINISHME: Does this really differ for cube maps? The documentation
 488        * for RENDER_SURFACE_STATE suggests so.
 489        */
 490       maxExtent.width = 16384;
 491       maxExtent.height = 16384;
 492       maxExtent.depth = 1;
 493       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 494       maxArraySize = 2048;
 495       break;
 496    case VK_IMAGE_TYPE_3D:
 497       maxExtent.width = 2048;
 498       maxExtent.height = 2048;
 499       maxExtent.depth = 2048;
 500       maxMipLevels = 12; /* log2(maxWidth) + 1 */
 501       maxArraySize = 1;
 502       break;
 503    }
 504
 505    if (tiling == VK_IMAGE_TILING_OPTIMAL &&
 506        type == VK_IMAGE_TYPE_2D &&
 507        (format_feature_flags & (VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 508                                 VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) &&
 509        !(createFlags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT) &&
 510        !(usage & VK_IMAGE_USAGE_STORAGE_BIT)) {
 511       sampleCounts = isl_device_get_sample_counts(&physical_device->isl_dev);
 512    }
 513
 514    if (usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) {
 515       /* Meta implements transfers by sampling from the source image. */
 516       if (!(format_feature_flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
 517          goto unsupported;
 518       }
 519    }
 520
 521 #if 0
 522    if (usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT) {
 523       if (anv_format_for_vk_format(format)->has_stencil) {
 524          /* Not yet implemented because copying to a W-tiled surface is crazy
 525           * hard.
 526           */
 527          anv_finishme("support VK_IMAGE_USAGE_TRANSFER_DST_BIT for "
 528                       "stencil format");
 529          goto unsupported;
 530       }
 531    }
 532 #endif
 533
 534    if (usage & VK_IMAGE_USAGE_SAMPLED_BIT) {
 535       if (!(format_feature_flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
 536          goto unsupported;
 537       }
 538    }
 539
 540    if (usage & VK_IMAGE_USAGE_STORAGE_BIT) {
 541       if (!(format_feature_flags & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) {
 542          goto unsupported;
 543       }
 544    }
 545
 546    if (usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
 547       if (!(format_feature_flags & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) {
 548          goto unsupported;
 549       }
 550    }
 551
 552    if (usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) {
 553       if (!(format_feature_flags & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) {
 554          goto unsupported;
 555       }
 556    }
 557
 558    if (usage & VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT) {
 559       /* Nothing to check. */
 560    }
 561
 562    if (usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT) {
 563       /* Ignore this flag because it was removed from the
 564        * provisional_I_20150910 header.
 565        */
 566    }
 567
 568    *pImageFormatProperties = (VkImageFormatProperties) {
 569       .maxExtent = maxExtent,
 570       .maxMipLevels = maxMipLevels,
 571       .maxArrayLayers = maxArraySize,
 572       .sampleCounts = sampleCounts,
 573
 574       /* FINISHME: Accurately calculate
 575        * VkImageFormatProperties::maxResourceSize.
 576        */
 577       .maxResourceSize = UINT32_MAX,
 578    };
 579
 580    return VK_SUCCESS;
 581
 582 unsupported:
 583    *pImageFormatProperties = (VkImageFormatProperties) {
 584       .maxExtent = { 0, 0, 0 },
 585       .maxMipLevels = 0,
 586       .maxArrayLayers = 0,
 587       .sampleCounts = 0,
 588       .maxResourceSize = 0,
 589    };
 590
 591    return VK_ERROR_FORMAT_NOT_SUPPORTED;
 592 }
 593
 594 void anv_GetPhysicalDeviceSparseImageFormatProperties(
 595     VkPhysicalDevice                            physicalDevice,
 596     VkFormat                                    format,
 597     VkImageType                                 type,
 598     uint32_t                                    samples,
 599     VkImageUsageFlags                           usage,
 600     VkImageTiling                               tiling,
 601     uint32_t*                                   pNumProperties,
 602     VkSparseImageFormatProperties*              pProperties)
 603 {
 604    /* Sparse images are not yet supported. */
 605    *pNumProperties = 0;
 606 }