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    const struct isl_format_layout *isl_layout =
 254       isl_format_get_layout(format.isl_format);
 255
 256    switch (aspect) {
 257    case VK_IMAGE_ASPECT_COLOR_BIT:
 258       if (format.isl_format == ISL_FORMAT_UNSUPPORTED) {
 259          return format;
 260       } else if (tiling == VK_IMAGE_TILING_OPTIMAL &&
 261                  !util_is_power_of_two(isl_layout->bs)) {
 262          /* Tiled formats *must* be power-of-two because we need up upload
 263           * them with the render pipeline.  For 3-channel formats, we fix
 264           * this by switching them over to RGBX or RGBA formats under the
 265           * hood.
 266           */
 267          enum isl_format rgbx = isl_format_rgb_to_rgbx(format.isl_format);
 268          if (rgbx != ISL_FORMAT_UNSUPPORTED)
 269             format.isl_format = rgbx;
 270          else
 271             format.isl_format = isl_format_rgb_to_rgba(format.isl_format);
 272          return format;
 273       } else {
 274          return format;
 275       }
 276
 277    case VK_IMAGE_ASPECT_DEPTH_BIT:
 278    case (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT):
 279       assert(vk_format_aspects(vk_format) & VK_IMAGE_ASPECT_DEPTH_BIT);
 280       return format;
 281
 282    case VK_IMAGE_ASPECT_STENCIL_BIT:
 283       assert(vk_format_aspects(vk_format) & VK_IMAGE_ASPECT_STENCIL_BIT);
 284       format.isl_format = ISL_FORMAT_R8_UINT;
 285       return format;
 286
 287    default:
 288       unreachable("bad VkImageAspect");
 289       return format;
 290    }
 291 }
 292
 293 // Format capabilities
 294
 295 static VkFormatFeatureFlags
 296 get_image_format_properties(int gen, enum isl_format base,
 297                             struct anv_format format)
 298 {
 299    const struct brw_surface_format_info *info =
 300       &surface_formats[format.isl_format];
 301
 302    if (format.isl_format == ISL_FORMAT_UNSUPPORTED || !info->exists)
 303       return 0;
 304
 305    VkFormatFeatureFlags flags = 0;
 306    if (info->sampling <= gen) {
 307       flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
 308                VK_FORMAT_FEATURE_BLIT_SRC_BIT;
 309
 310       if (info->filtering <= gen)
 311          flags |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
 312    }
 313
 314    /* We can render to swizzled formats.  However, if the alpha channel is
 315     * moved, then blending won't work correctly.  The PRM tells us
 316     * straight-up not to render to such a surface.
 317     */
 318    if (info->render_target <= gen &&
 319        format.swizzle.a == ISL_CHANNEL_SELECT_ALPHA) {
 320       flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 321                VK_FORMAT_FEATURE_BLIT_DST_BIT;
 322    }
 323
 324    if (info->alpha_blend <= gen &&
 325        format.swizzle.a == ISL_CHANNEL_SELECT_ALPHA) {
 326       flags |= VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT;
 327    }
 328
 329    /* Load/store is determined based on base format.  This prevents RGB
 330     * formats from showing up as load/store capable.
 331     */
 332    if (isl_is_storage_image_format(base))
 333       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT;
 334
 335    if (base == ISL_FORMAT_R32_SINT || base == ISL_FORMAT_R32_UINT)
 336       flags |= VK_FORMAT_FEATURE_STORAGE_IMAGE_ATOMIC_BIT;
 337
 338    return flags;
 339 }
 340
 341 static VkFormatFeatureFlags
 342 get_buffer_format_properties(int gen, enum isl_format format)
 343 {
 344    const struct brw_surface_format_info *info = &surface_formats[format];
 345
 346    if (format == ISL_FORMAT_UNSUPPORTED || !info->exists)
 347       return 0;
 348
 349    VkFormatFeatureFlags flags = 0;
 350    if (info->sampling <= gen && !isl_format_is_compressed(format))
 351       flags |= VK_FORMAT_FEATURE_UNIFORM_TEXEL_BUFFER_BIT;
 352
 353    if (info->input_vb <= gen)
 354       flags |= VK_FORMAT_FEATURE_VERTEX_BUFFER_BIT;
 355
 356    if (isl_is_storage_image_format(format))
 357       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_BIT;
 358
 359    if (format == ISL_FORMAT_R32_SINT || format == ISL_FORMAT_R32_UINT)
 360       flags |= VK_FORMAT_FEATURE_STORAGE_TEXEL_BUFFER_ATOMIC_BIT;
 361
 362    return flags;
 363 }
 364
 365 static void
 366 anv_physical_device_get_format_properties(struct anv_physical_device *physical_device,
 367                                           VkFormat format,
 368                                           VkFormatProperties *out_properties)
 369 {
 370    int gen = physical_device->info->gen * 10;
 371    if (physical_device->info->is_haswell)
 372       gen += 5;
 373
 374    VkFormatFeatureFlags linear = 0, tiled = 0, buffer = 0;
 375    if (anv_formats[format].isl_format != ISL_FORMAT_UNSUPPORTED &&
 376        vk_format_is_depth_or_stencil(format)) {
 377       tiled |= VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT;
 378       if (physical_device->info->gen >= 8)
 379          tiled |= VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT;
 380
 381       tiled |= VK_FORMAT_FEATURE_BLIT_SRC_BIT |
 382                VK_FORMAT_FEATURE_BLIT_DST_BIT;
 383    } else {
 384       struct anv_format linear_fmt, tiled_fmt;
 385       linear_fmt = anv_get_format(format, VK_IMAGE_ASPECT_COLOR_BIT,
 386                                   VK_IMAGE_TILING_LINEAR);
 387       tiled_fmt = anv_get_format(format, VK_IMAGE_ASPECT_COLOR_BIT,
 388                                  VK_IMAGE_TILING_OPTIMAL);
 389
 390       linear = get_image_format_properties(gen, linear_fmt.isl_format,
 391                                            linear_fmt);
 392       tiled = get_image_format_properties(gen, linear_fmt.isl_format,
 393                                           tiled_fmt);
 394       buffer = get_buffer_format_properties(gen, linear_fmt.isl_format);
 395
 396       /* XXX: We handle 3-channel formats by switching them out for RGBX or
 397        * RGBA formats behind-the-scenes.  This works fine for textures
 398        * because the upload process will fill in the extra channel.
 399        * We could also support it for render targets, but it will take
 400        * substantially more work and we have enough RGBX formats to handle
 401        * what most clients will want.
 402        */
 403       if (linear_fmt.isl_format != ISL_FORMAT_UNSUPPORTED &&
 404           !util_is_power_of_two(isl_format_layouts[linear_fmt.isl_format].bs) &&
 405           isl_format_rgb_to_rgbx(linear_fmt.isl_format) == ISL_FORMAT_UNSUPPORTED) {
 406          tiled &= ~VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT &
 407                   ~VK_FORMAT_FEATURE_BLIT_DST_BIT;
 408       }
 409    }
 410
 411    out_properties->linearTilingFeatures = linear;
 412    out_properties->optimalTilingFeatures = tiled;
 413    out_properties->bufferFeatures = buffer;
 414
 415    return;
 416 }
 417
 418
 419 void anv_GetPhysicalDeviceFormatProperties(
 420     VkPhysicalDevice                            physicalDevice,
 421     VkFormat                                    format,
 422     VkFormatProperties*                         pFormatProperties)
 423 {
 424    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 425
 426    anv_physical_device_get_format_properties(
 427                physical_device,
 428                format,
 429                pFormatProperties);
 430 }
 431
 432 VkResult anv_GetPhysicalDeviceImageFormatProperties(
 433     VkPhysicalDevice                            physicalDevice,
 434     VkFormat                                    format,
 435     VkImageType                                 type,
 436     VkImageTiling                               tiling,
 437     VkImageUsageFlags                           usage,
 438     VkImageCreateFlags                          createFlags,
 439     VkImageFormatProperties*                    pImageFormatProperties)
 440 {
 441    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 442    VkFormatProperties format_props;
 443    VkFormatFeatureFlags format_feature_flags;
 444    VkExtent3D maxExtent;
 445    uint32_t maxMipLevels;
 446    uint32_t maxArraySize;
 447    VkSampleCountFlags sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 448
 449    anv_physical_device_get_format_properties(physical_device, format,
 450                                              &format_props);
 451
 452    /* Extract the VkFormatFeatureFlags that are relevant for the queried
 453     * tiling.
 454     */
 455    if (tiling == VK_IMAGE_TILING_LINEAR) {
 456       format_feature_flags = format_props.linearTilingFeatures;
 457    } else if (tiling == VK_IMAGE_TILING_OPTIMAL) {
 458       format_feature_flags = format_props.optimalTilingFeatures;
 459    } else {
 460       unreachable("bad VkImageTiling");
 461    }
 462
 463    switch (type) {
 464    default:
 465       unreachable("bad VkImageType");
 466    case VK_IMAGE_TYPE_1D:
 467       maxExtent.width = 16384;
 468       maxExtent.height = 1;
 469       maxExtent.depth = 1;
 470       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 471       maxArraySize = 2048;
 472       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
 473       break;
 474    case VK_IMAGE_TYPE_2D:
 475       /* FINISHME: Does this really differ for cube maps? The documentation
 476        * for RENDER_SURFACE_STATE suggests so.
 477        */
 478       maxExtent.width = 16384;
 479       maxExtent.height = 16384;
 480       maxExtent.depth = 1;
 481       maxMipLevels = 15; /* log2(maxWidth) + 1 */
 482       maxArraySize = 2048;
 483       break;
 484    case VK_IMAGE_TYPE_3D:
 485       maxExtent.width = 2048;
 486       maxExtent.height = 2048;
 487       maxExtent.depth = 2048;
 488       maxMipLevels = 12; /* log2(maxWidth) + 1 */
 489       maxArraySize = 1;
 490       break;
 491    }
 492
 493    if (tiling == VK_IMAGE_TILING_OPTIMAL &&
 494        type == VK_IMAGE_TYPE_2D &&
 495        (format_feature_flags & (VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
 496                                 VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) &&
 497        !(createFlags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT) &&
 498        !(usage & VK_IMAGE_USAGE_STORAGE_BIT)) {
 499       sampleCounts = isl_device_get_sample_counts(&physical_device->isl_dev);
 500    }
 501
 502    if (usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) {
 503       /* Meta implements transfers by sampling from the source image. */
 504       if (!(format_feature_flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
 505          goto unsupported;
 506       }
 507    }
 508
 509 #if 0
 510    if (usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT) {
 511       if (anv_format_for_vk_format(format)->has_stencil) {
 512          /* Not yet implemented because copying to a W-tiled surface is crazy
 513           * hard.
 514           */
 515          anv_finishme("support VK_IMAGE_USAGE_TRANSFER_DST_BIT for "
 516                       "stencil format");
 517          goto unsupported;
 518       }
 519    }
 520 #endif
 521
 522    if (usage & VK_IMAGE_USAGE_SAMPLED_BIT) {
 523       if (!(format_feature_flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) {
 524          goto unsupported;
 525       }
 526    }
 527
 528    if (usage & VK_IMAGE_USAGE_STORAGE_BIT) {
 529       if (!(format_feature_flags & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) {
 530          goto unsupported;
 531       }
 532    }
 533
 534    if (usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
 535       if (!(format_feature_flags & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) {
 536          goto unsupported;
 537       }
 538    }
 539
 540    if (usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) {
 541       if (!(format_feature_flags & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) {
 542          goto unsupported;
 543       }
 544    }
 545
 546    if (usage & VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT) {
 547       /* Nothing to check. */
 548    }
 549
 550    if (usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT) {
 551       /* Ignore this flag because it was removed from the
 552        * provisional_I_20150910 header.
 553        */
 554    }
 555
 556    *pImageFormatProperties = (VkImageFormatProperties) {
 557       .maxExtent = maxExtent,
 558       .maxMipLevels = maxMipLevels,
 559       .maxArrayLayers = maxArraySize,
 560       .sampleCounts = sampleCounts,
 561
 562       /* FINISHME: Accurately calculate
 563        * VkImageFormatProperties::maxResourceSize.
 564        */
 565       .maxResourceSize = UINT32_MAX,
 566    };
 567
 568    return VK_SUCCESS;
 569
 570 unsupported:
 571    *pImageFormatProperties = (VkImageFormatProperties) {
 572       .maxExtent = { 0, 0, 0 },
 573       .maxMipLevels = 0,
 574       .maxArrayLayers = 0,
 575       .sampleCounts = 0,
 576       .maxResourceSize = 0,
 577    };
 578
 579    return VK_ERROR_FORMAT_NOT_SUPPORTED;
 580 }
 581
 582 void anv_GetPhysicalDeviceSparseImageFormatProperties(
 583     VkPhysicalDevice                            physicalDevice,
 584     VkFormat                                    format,
 585     VkImageType                                 type,
 586     uint32_t                                    samples,
 587     VkImageUsageFlags                           usage,
 588     VkImageTiling                               tiling,
 589     uint32_t*                                   pNumProperties,
 590     VkSparseImageFormatProperties*              pProperties)
 591 {
 592    /* Sparse images are not yet supported. */
 593    *pNumProperties = 0;
 594 }