src/freedreno/vulkan/tu_image.c

   1 /*
   2  * Copyright © 2016 Red Hat.
   3  * Copyright © 2016 Bas Nieuwenhuizen
   4  *
   5  * based in part on anv driver which is:
   6  * Copyright © 2015 Intel Corporation
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the next
  16  * paragraph) shall be included in all copies or substantial portions of the
  17  * Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  24  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  25  * DEALINGS IN THE SOFTWARE.
  26  */
  27
  28 #include "tu_private.h"
  29
  30 #include "util/debug.h"
  31 #include "util/u_atomic.h"
  32 #include "util/format/u_format.h"
  33 #include "vk_format.h"
  34 #include "vk_util.h"
  35 #include "drm-uapi/drm_fourcc.h"
  36
  37 #include "tu_cs.h"
  38
  39 VkResult
  40 tu_image_create(VkDevice _device,
  41                 const VkImageCreateInfo *pCreateInfo,
  42                 const VkAllocationCallbacks *alloc,
  43                 VkImage *pImage,
  44                 uint64_t modifier)
  45 {
  46    TU_FROM_HANDLE(tu_device, device, _device);
  47    struct tu_image *image = NULL;
  48    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO);
  49
  50    tu_assert(pCreateInfo->mipLevels > 0);
  51    tu_assert(pCreateInfo->arrayLayers > 0);
  52    tu_assert(pCreateInfo->samples > 0);
  53    tu_assert(pCreateInfo->extent.width > 0);
  54    tu_assert(pCreateInfo->extent.height > 0);
  55    tu_assert(pCreateInfo->extent.depth > 0);
  56
  57    image = vk_zalloc2(&device->alloc, alloc, sizeof(*image), 8,
  58                       VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
  59    if (!image)
  60       return vk_error(device->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
  61
  62    image->type = pCreateInfo->imageType;
  63
  64    image->vk_format = pCreateInfo->format;
  65    image->tiling = pCreateInfo->tiling;
  66    image->usage = pCreateInfo->usage;
  67    image->flags = pCreateInfo->flags;
  68    image->extent = pCreateInfo->extent;
  69    image->level_count = pCreateInfo->mipLevels;
  70    image->layer_count = pCreateInfo->arrayLayers;
  71    image->samples = pCreateInfo->samples;
  72
  73    image->exclusive = pCreateInfo->sharingMode == VK_SHARING_MODE_EXCLUSIVE;
  74    if (pCreateInfo->sharingMode == VK_SHARING_MODE_CONCURRENT) {
  75       for (uint32_t i = 0; i < pCreateInfo->queueFamilyIndexCount; ++i)
  76          if (pCreateInfo->pQueueFamilyIndices[i] ==
  77              VK_QUEUE_FAMILY_EXTERNAL)
  78             image->queue_family_mask |= (1u << TU_MAX_QUEUE_FAMILIES) - 1u;
  79          else
  80             image->queue_family_mask |=
  81                1u << pCreateInfo->pQueueFamilyIndices[i];
  82    }
  83
  84    image->shareable =
  85       vk_find_struct_const(pCreateInfo->pNext,
  86                            EXTERNAL_MEMORY_IMAGE_CREATE_INFO) != NULL;
  87
  88    image->layout.tile_mode = TILE6_3;
  89    bool ubwc_enabled = true;
  90
  91    /* disable tiling when linear is requested and for compressed formats */
  92    if (pCreateInfo->tiling == VK_IMAGE_TILING_LINEAR ||
  93        modifier == DRM_FORMAT_MOD_LINEAR ||
  94        vk_format_is_compressed(image->vk_format)) {
  95       image->layout.tile_mode = TILE6_LINEAR;
  96       ubwc_enabled = false;
  97    }
  98
  99    /* UBWC can't be used with E5B9G9R9 */
 100    if (image->vk_format == VK_FORMAT_E5B9G9R9_UFLOAT_PACK32)
 101       ubwc_enabled = false;
 102
 103    /* separate stencil doesn't have a UBWC enable bit */
 104    if (image->vk_format == VK_FORMAT_S8_UINT)
 105       ubwc_enabled = false;
 106
 107    if (image->extent.depth > 1) {
 108       tu_finishme("UBWC with 3D textures");
 109       ubwc_enabled = false;
 110    }
 111
 112    /* Disable UBWC for storage images.
 113     *
 114     * The closed GL driver skips UBWC for storage images (and additionally
 115     * uses linear for writeonly images).  We seem to have image tiling working
 116     * in freedreno in general, so turnip matches that.  freedreno also enables
 117     * UBWC on images, but it's not really tested due to the lack of
 118     * UBWC-enabled mipmaps in freedreno currently.  Just match the closed GL
 119     * behavior of no UBWC.
 120    */
 121    if (image->usage & VK_IMAGE_USAGE_STORAGE_BIT)
 122       ubwc_enabled = false;
 123
 124    uint32_t ubwc_blockwidth, ubwc_blockheight;
 125    fdl6_get_ubwc_blockwidth(&image->layout,
 126                             &ubwc_blockwidth, &ubwc_blockheight);
 127    if (!ubwc_blockwidth) {
 128       tu_finishme("UBWC for cpp=%d", image->layout.cpp);
 129       ubwc_enabled = false;
 130    }
 131
 132    /* expect UBWC enabled if we asked for it */
 133    assert(modifier != DRM_FORMAT_MOD_QCOM_COMPRESSED || ubwc_enabled);
 134
 135    image->layout.ubwc = ubwc_enabled;
 136
 137    fdl6_layout(&image->layout, vk_format_to_pipe_format(image->vk_format),
 138                image->samples,
 139                pCreateInfo->extent.width,
 140                pCreateInfo->extent.height,
 141                pCreateInfo->extent.depth,
 142                pCreateInfo->mipLevels,
 143                pCreateInfo->arrayLayers,
 144                pCreateInfo->imageType == VK_IMAGE_TYPE_3D);
 145
 146    *pImage = tu_image_to_handle(image);
 147
 148    return VK_SUCCESS;
 149 }
 150
 151 enum a6xx_tex_fetchsize
 152 tu6_fetchsize(VkFormat format)
 153 {
 154    switch (vk_format_get_blocksize(format)) {
 155    case 1: return TFETCH6_1_BYTE;
 156    case 2: return TFETCH6_2_BYTE;
 157    case 4: return TFETCH6_4_BYTE;
 158    case 8: return TFETCH6_8_BYTE;
 159    case 16: return TFETCH6_16_BYTE;
 160    default:
 161       unreachable("bad block size");
 162    }
 163 }
 164
 165 static uint32_t
 166 tu6_texswiz(const VkComponentMapping *comps,
 167             VkFormat format,
 168             VkImageAspectFlagBits aspect_mask)
 169 {
 170    unsigned char swiz[4] = {comps->r, comps->g, comps->b, comps->a};
 171    unsigned char vk_swizzle[] = {
 172       [VK_COMPONENT_SWIZZLE_ZERO] = A6XX_TEX_ZERO,
 173       [VK_COMPONENT_SWIZZLE_ONE]  = A6XX_TEX_ONE,
 174       [VK_COMPONENT_SWIZZLE_R] = A6XX_TEX_X,
 175       [VK_COMPONENT_SWIZZLE_G] = A6XX_TEX_Y,
 176       [VK_COMPONENT_SWIZZLE_B] = A6XX_TEX_Z,
 177       [VK_COMPONENT_SWIZZLE_A] = A6XX_TEX_W,
 178    };
 179    const unsigned char *fmt_swiz = vk_format_description(format)->swizzle;
 180
 181    for (unsigned i = 0; i < 4; i++) {
 182       swiz[i] = (swiz[i] == VK_COMPONENT_SWIZZLE_IDENTITY) ? i : vk_swizzle[swiz[i]];
 183       /* if format has 0/1 in channel, use that (needed for bc1_rgb) */
 184       if (swiz[i] < 4) {
 185          if (aspect_mask == VK_IMAGE_ASPECT_STENCIL_BIT &&
 186              format == VK_FORMAT_D24_UNORM_S8_UINT)
 187             swiz[i] = A6XX_TEX_Y;
 188          switch (fmt_swiz[swiz[i]]) {
 189          case PIPE_SWIZZLE_0: swiz[i] = A6XX_TEX_ZERO; break;
 190          case PIPE_SWIZZLE_1: swiz[i] = A6XX_TEX_ONE;  break;
 191          }
 192       }
 193    }
 194
 195    return A6XX_TEX_CONST_0_SWIZ_X(swiz[0]) |
 196           A6XX_TEX_CONST_0_SWIZ_Y(swiz[1]) |
 197           A6XX_TEX_CONST_0_SWIZ_Z(swiz[2]) |
 198           A6XX_TEX_CONST_0_SWIZ_W(swiz[3]);
 199 }
 200
 201 static enum a6xx_tex_type
 202 tu6_tex_type(VkImageViewType type)
 203 {
 204    switch (type) {
 205    default:
 206    case VK_IMAGE_VIEW_TYPE_1D:
 207    case VK_IMAGE_VIEW_TYPE_1D_ARRAY:
 208       return A6XX_TEX_1D;
 209    case VK_IMAGE_VIEW_TYPE_2D:
 210    case VK_IMAGE_VIEW_TYPE_2D_ARRAY:
 211       return A6XX_TEX_2D;
 212    case VK_IMAGE_VIEW_TYPE_3D:
 213       return A6XX_TEX_3D;
 214    case VK_IMAGE_VIEW_TYPE_CUBE:
 215    case VK_IMAGE_VIEW_TYPE_CUBE_ARRAY:
 216       return A6XX_TEX_CUBE;
 217    }
 218 }
 219
 220 void
 221 tu_cs_image_ref(struct tu_cs *cs, const struct tu_image_view *iview, uint32_t layer)
 222 {
 223    tu_cs_emit(cs, iview->PITCH);
 224    tu_cs_emit(cs, iview->layer_size >> 6);
 225    tu_cs_emit_qw(cs, iview->base_addr + iview->layer_size * layer);
 226 }
 227
 228 void
 229 tu_cs_image_ref_2d(struct tu_cs *cs, const struct tu_image_view *iview, uint32_t layer, bool src)
 230 {
 231    tu_cs_emit_qw(cs, iview->base_addr + iview->layer_size * layer);
 232    /* SP_PS_2D_SRC_PITCH has shifted pitch field */
 233    tu_cs_emit(cs, iview->PITCH << (src ? 9 : 0));
 234 }
 235
 236 void
 237 tu_cs_image_flag_ref(struct tu_cs *cs, const struct tu_image_view *iview, uint32_t layer)
 238 {
 239    tu_cs_emit_qw(cs, iview->ubwc_addr + iview->ubwc_layer_size * layer);
 240    tu_cs_emit(cs, iview->FLAG_BUFFER_PITCH);
 241 }
 242
 243 void
 244 tu_image_view_init(struct tu_image_view *iview,
 245                    const VkImageViewCreateInfo *pCreateInfo)
 246 {
 247    TU_FROM_HANDLE(tu_image, image, pCreateInfo->image);
 248    const VkImageSubresourceRange *range = &pCreateInfo->subresourceRange;
 249    VkFormat format = pCreateInfo->format;
 250    VkImageAspectFlagBits aspect_mask = pCreateInfo->subresourceRange.aspectMask;
 251
 252    switch (image->type) {
 253    case VK_IMAGE_TYPE_1D:
 254    case VK_IMAGE_TYPE_2D:
 255       assert(range->baseArrayLayer + tu_get_layerCount(image, range) <=
 256              image->layer_count);
 257       break;
 258    case VK_IMAGE_TYPE_3D:
 259       assert(range->baseArrayLayer + tu_get_layerCount(image, range) <=
 260              tu_minify(image->extent.depth, range->baseMipLevel));
 261       break;
 262    default:
 263       unreachable("bad VkImageType");
 264    }
 265
 266    iview->image = image;
 267
 268    memset(iview->descriptor, 0, sizeof(iview->descriptor));
 269
 270    struct fdl_layout *layout = &image->layout;
 271
 272    uint32_t width = u_minify(image->extent.width, range->baseMipLevel);
 273    uint32_t height = u_minify(image->extent.height, range->baseMipLevel);
 274    uint32_t depth = tu_get_layerCount(image, range);
 275    switch (pCreateInfo->viewType) {
 276    case VK_IMAGE_VIEW_TYPE_3D:
 277       depth = u_minify(image->extent.depth, range->baseMipLevel);
 278       break;
 279    case VK_IMAGE_VIEW_TYPE_CUBE:
 280    case VK_IMAGE_VIEW_TYPE_CUBE_ARRAY:
 281       depth /= 6;
 282       break;
 283    default:
 284       break;
 285   }
 286
 287    uint64_t base_addr = image->bo->iova + image->bo_offset +
 288       fdl_surface_offset(layout, range->baseMipLevel, range->baseArrayLayer);
 289    uint64_t ubwc_addr = image->bo->iova + image->bo_offset +
 290       fdl_ubwc_offset(layout, range->baseMipLevel, range->baseArrayLayer);
 291
 292    uint32_t pitch = layout->slices[range->baseMipLevel].pitch;
 293    uint32_t ubwc_pitch = layout->ubwc_slices[range->baseMipLevel].pitch;
 294    uint32_t layer_size = fdl_layer_stride(layout, range->baseMipLevel);
 295
 296    struct tu_native_format fmt = tu6_format_texture(format, layout->tile_mode);
 297    /* note: freedreno layout assumes no TILE_ALL bit for non-UBWC
 298     * this means smaller mipmap levels have a linear tile mode
 299     */
 300    fmt.tile_mode = fdl_tile_mode(layout, range->baseMipLevel);
 301
 302    bool ubwc_enabled = fdl_ubwc_enabled(layout, range->baseMipLevel);
 303
 304    unsigned fmt_tex = fmt.fmt;
 305    if (fmt_tex == FMT6_Z24_UNORM_S8_UINT_AS_R8G8B8A8) {
 306       if (aspect_mask & VK_IMAGE_ASPECT_DEPTH_BIT)
 307          fmt_tex = FMT6_Z24_UNORM_S8_UINT;
 308       if (aspect_mask == VK_IMAGE_ASPECT_STENCIL_BIT)
 309          fmt_tex = FMT6_S8Z24_UINT;
 310       /* TODO: also use this format with storage descriptor ? */
 311    }
 312
 313    iview->descriptor[0] =
 314       A6XX_TEX_CONST_0_TILE_MODE(fmt.tile_mode) |
 315       COND(vk_format_is_srgb(format), A6XX_TEX_CONST_0_SRGB) |
 316       A6XX_TEX_CONST_0_FMT(fmt_tex) |
 317       A6XX_TEX_CONST_0_SAMPLES(tu_msaa_samples(image->samples)) |
 318       A6XX_TEX_CONST_0_SWAP(fmt.swap) |
 319       tu6_texswiz(&pCreateInfo->components, format, aspect_mask) |
 320       A6XX_TEX_CONST_0_MIPLVLS(tu_get_levelCount(image, range) - 1);
 321    iview->descriptor[1] = A6XX_TEX_CONST_1_WIDTH(width) | A6XX_TEX_CONST_1_HEIGHT(height);
 322    iview->descriptor[2] =
 323       A6XX_TEX_CONST_2_FETCHSIZE(tu6_fetchsize(format)) |
 324       A6XX_TEX_CONST_2_PITCH(pitch) |
 325       A6XX_TEX_CONST_2_TYPE(tu6_tex_type(pCreateInfo->viewType));
 326    iview->descriptor[3] = A6XX_TEX_CONST_3_ARRAY_PITCH(layer_size);
 327    iview->descriptor[4] = base_addr;
 328    iview->descriptor[5] = (base_addr >> 32) | A6XX_TEX_CONST_5_DEPTH(depth);
 329
 330    if (ubwc_enabled) {
 331       uint32_t block_width, block_height;
 332       fdl6_get_ubwc_blockwidth(&image->layout,
 333                                &block_width, &block_height);
 334
 335       iview->descriptor[3] |= A6XX_TEX_CONST_3_FLAG | A6XX_TEX_CONST_3_TILE_ALL;
 336       iview->descriptor[7] = ubwc_addr;
 337       iview->descriptor[8] = ubwc_addr >> 32;
 338       iview->descriptor[9] |= A6XX_TEX_CONST_9_FLAG_BUFFER_ARRAY_PITCH(layout->ubwc_layer_size >> 2);
 339       iview->descriptor[10] |=
 340          A6XX_TEX_CONST_10_FLAG_BUFFER_PITCH(ubwc_pitch) |
 341          A6XX_TEX_CONST_10_FLAG_BUFFER_LOGW(util_logbase2_ceil(DIV_ROUND_UP(width, block_width))) |
 342          A6XX_TEX_CONST_10_FLAG_BUFFER_LOGH(util_logbase2_ceil(DIV_ROUND_UP(height, block_height)));
 343    }
 344
 345    if (pCreateInfo->viewType == VK_IMAGE_VIEW_TYPE_3D) {
 346       iview->descriptor[3] |=
 347          A6XX_TEX_CONST_3_MIN_LAYERSZ(image->layout.slices[image->level_count - 1].size0);
 348    }
 349
 350    /* only texture descriptor is valid for TEXTURE-only formats */
 351    if (!(fmt.supported & FMT_COLOR))
 352       return;
 353
 354    struct tu_native_format cfmt = tu6_format_color(format, layout->tile_mode);
 355    cfmt.tile_mode = fmt.tile_mode;
 356
 357    if (image->usage & VK_IMAGE_USAGE_STORAGE_BIT) {
 358       memset(iview->storage_descriptor, 0, sizeof(iview->storage_descriptor));
 359
 360       iview->storage_descriptor[0] =
 361          A6XX_IBO_0_FMT(fmt.fmt) |
 362          A6XX_IBO_0_TILE_MODE(fmt.tile_mode);
 363       iview->storage_descriptor[1] =
 364          A6XX_IBO_1_WIDTH(width) |
 365          A6XX_IBO_1_HEIGHT(height);
 366       iview->storage_descriptor[2] =
 367          A6XX_IBO_2_PITCH(pitch) |
 368          A6XX_IBO_2_TYPE(tu6_tex_type(pCreateInfo->viewType));
 369       iview->storage_descriptor[3] = A6XX_IBO_3_ARRAY_PITCH(layer_size);
 370
 371       iview->storage_descriptor[4] = base_addr;
 372       iview->storage_descriptor[5] = (base_addr >> 32) | A6XX_IBO_5_DEPTH(depth);
 373
 374       if (ubwc_enabled) {
 375          iview->storage_descriptor[3] |= A6XX_IBO_3_FLAG | A6XX_IBO_3_UNK27;
 376          iview->storage_descriptor[7] |= ubwc_addr;
 377          iview->storage_descriptor[8] |= ubwc_addr >> 32;
 378          iview->storage_descriptor[9] = A6XX_IBO_9_FLAG_BUFFER_ARRAY_PITCH(layout->ubwc_layer_size >> 2);
 379          iview->storage_descriptor[10] =
 380             A6XX_IBO_10_FLAG_BUFFER_PITCH(ubwc_pitch);
 381       }
 382    }
 383
 384    iview->base_addr = base_addr;
 385    iview->ubwc_addr = ubwc_addr;
 386    iview->layer_size = layer_size;
 387    iview->ubwc_layer_size = layout->ubwc_layer_size;
 388
 389    iview->extent.width = width;
 390    iview->extent.height = height;
 391    iview->need_y2_align =
 392       (fmt.tile_mode == TILE6_LINEAR && range->baseMipLevel != image->level_count - 1);
 393
 394    iview->ubwc_enabled = ubwc_enabled;
 395
 396    /* note: these have same encoding for MRT and 2D (except 2D PITCH src) */
 397    iview->PITCH = A6XX_RB_DEPTH_BUFFER_PITCH(pitch).value;
 398    iview->FLAG_BUFFER_PITCH = A6XX_RB_DEPTH_FLAG_BUFFER_PITCH(
 399       .pitch = ubwc_pitch, .array_pitch = layout->ubwc_layer_size >> 2).value;
 400
 401    iview->RB_MRT_BUF_INFO = A6XX_RB_MRT_BUF_INFO(0,
 402                               .color_tile_mode = cfmt.tile_mode,
 403                               .color_format = cfmt.fmt,
 404                               .color_swap = cfmt.swap).value;
 405    iview->SP_FS_MRT_REG = A6XX_SP_FS_MRT_REG(0,
 406                               .color_format = cfmt.fmt,
 407                               .color_sint = vk_format_is_sint(format),
 408                               .color_uint = vk_format_is_uint(format)).value;
 409
 410    iview->SP_PS_2D_SRC_INFO = A6XX_SP_PS_2D_SRC_INFO(
 411       .color_format = fmt.fmt,
 412       .tile_mode = fmt.tile_mode,
 413       .color_swap = fmt.swap,
 414       .flags = ubwc_enabled,
 415       .srgb = vk_format_is_srgb(format),
 416       .samples = tu_msaa_samples(image->samples),
 417       .samples_average = image->samples > 1 &&
 418                            !vk_format_is_int(format) &&
 419                            !vk_format_is_depth_or_stencil(format),
 420       .unk20 = 1,
 421       .unk22 = 1).value;
 422    iview->SP_PS_2D_SRC_SIZE =
 423       A6XX_SP_PS_2D_SRC_SIZE(.width = width, .height = height).value;
 424
 425    iview->RB_2D_DST_INFO = A6XX_RB_2D_DST_INFO(
 426       .color_format = cfmt.fmt,
 427       .tile_mode = cfmt.tile_mode,
 428       .color_swap = cfmt.swap,
 429       .flags = ubwc_enabled,
 430       .srgb = vk_format_is_srgb(format)).value;
 431
 432    iview->RB_BLIT_DST_INFO = A6XX_RB_BLIT_DST_INFO(
 433       .tile_mode = cfmt.tile_mode,
 434       .samples = tu_msaa_samples(iview->image->samples),
 435       .color_format = cfmt.fmt,
 436       .color_swap = cfmt.swap,
 437       .flags = ubwc_enabled).value;
 438 }
 439
 440 unsigned
 441 tu_image_queue_family_mask(const struct tu_image *image,
 442                            uint32_t family,
 443                            uint32_t queue_family)
 444 {
 445    if (!image->exclusive)
 446       return image->queue_family_mask;
 447    if (family == VK_QUEUE_FAMILY_EXTERNAL)
 448       return (1u << TU_MAX_QUEUE_FAMILIES) - 1u;
 449    if (family == VK_QUEUE_FAMILY_IGNORED)
 450       return 1u << queue_family;
 451    return 1u << family;
 452 }
 453
 454 VkResult
 455 tu_CreateImage(VkDevice device,
 456                const VkImageCreateInfo *pCreateInfo,
 457                const VkAllocationCallbacks *pAllocator,
 458                VkImage *pImage)
 459 {
 460 #ifdef ANDROID
 461    const VkNativeBufferANDROID *gralloc_info =
 462       vk_find_struct_const(pCreateInfo->pNext, NATIVE_BUFFER_ANDROID);
 463
 464    if (gralloc_info)
 465       return tu_image_from_gralloc(device, pCreateInfo, gralloc_info,
 466                                    pAllocator, pImage);
 467 #endif
 468
 469    uint64_t modifier = DRM_FORMAT_MOD_INVALID;
 470    if (pCreateInfo->tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT) {
 471       const VkImageDrmFormatModifierListCreateInfoEXT *mod_info =
 472          vk_find_struct_const(pCreateInfo->pNext,
 473                               IMAGE_DRM_FORMAT_MODIFIER_LIST_CREATE_INFO_EXT);
 474
 475       modifier = DRM_FORMAT_MOD_LINEAR;
 476       for (unsigned i = 0; i < mod_info->drmFormatModifierCount; i++) {
 477          if (mod_info->pDrmFormatModifiers[i] == DRM_FORMAT_MOD_QCOM_COMPRESSED)
 478             modifier = DRM_FORMAT_MOD_QCOM_COMPRESSED;
 479       }
 480    } else {
 481       const struct wsi_image_create_info *wsi_info =
 482          vk_find_struct_const(pCreateInfo->pNext, WSI_IMAGE_CREATE_INFO_MESA);
 483       if (wsi_info && wsi_info->scanout)
 484          modifier = DRM_FORMAT_MOD_LINEAR;
 485    }
 486
 487    return tu_image_create(device, pCreateInfo, pAllocator, pImage, modifier);
 488 }
 489
 490 void
 491 tu_DestroyImage(VkDevice _device,
 492                 VkImage _image,
 493                 const VkAllocationCallbacks *pAllocator)
 494 {
 495    TU_FROM_HANDLE(tu_device, device, _device);
 496    TU_FROM_HANDLE(tu_image, image, _image);
 497
 498    if (!image)
 499       return;
 500
 501    if (image->owned_memory != VK_NULL_HANDLE)
 502       tu_FreeMemory(_device, image->owned_memory, pAllocator);
 503
 504    vk_free2(&device->alloc, pAllocator, image);
 505 }
 506
 507 void
 508 tu_GetImageSubresourceLayout(VkDevice _device,
 509                              VkImage _image,
 510                              const VkImageSubresource *pSubresource,
 511                              VkSubresourceLayout *pLayout)
 512 {
 513    TU_FROM_HANDLE(tu_image, image, _image);
 514
 515    const struct fdl_slice *slice = image->layout.slices + pSubresource->mipLevel;
 516
 517    pLayout->offset = fdl_surface_offset(&image->layout,
 518                                         pSubresource->mipLevel,
 519                                         pSubresource->arrayLayer);
 520    pLayout->size = slice->size0;
 521    pLayout->rowPitch =
 522       slice->pitch * vk_format_get_blockheight(image->vk_format);
 523    pLayout->arrayPitch = image->layout.layer_size;
 524    pLayout->depthPitch = slice->size0;
 525
 526    if (image->layout.ubwc_layer_size) {
 527       /* UBWC starts at offset 0 */
 528       pLayout->offset = 0;
 529       /* UBWC scanout won't match what the kernel wants if we have levels/layers */
 530       assert(image->level_count == 1 && image->layer_count == 1);
 531    }
 532 }
 533
 534 VkResult tu_GetImageDrmFormatModifierPropertiesEXT(
 535     VkDevice                                    device,
 536     VkImage                                     _image,
 537     VkImageDrmFormatModifierPropertiesEXT*      pProperties)
 538 {
 539    TU_FROM_HANDLE(tu_image, image, _image);
 540
 541    assert(pProperties->sType ==
 542           VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_PROPERTIES_EXT);
 543
 544    /* TODO invent a modifier for tiled but not UBWC buffers */
 545
 546    if (!image->layout.tile_mode)
 547       pProperties->drmFormatModifier = DRM_FORMAT_MOD_LINEAR;
 548    else if (image->layout.ubwc_layer_size)
 549       pProperties->drmFormatModifier = DRM_FORMAT_MOD_QCOM_COMPRESSED;
 550    else
 551       pProperties->drmFormatModifier = DRM_FORMAT_MOD_INVALID;
 552
 553    return VK_SUCCESS;
 554 }
 555
 556
 557 VkResult
 558 tu_CreateImageView(VkDevice _device,
 559                    const VkImageViewCreateInfo *pCreateInfo,
 560                    const VkAllocationCallbacks *pAllocator,
 561                    VkImageView *pView)
 562 {
 563    TU_FROM_HANDLE(tu_device, device, _device);
 564    struct tu_image_view *view;
 565
 566    view = vk_alloc2(&device->alloc, pAllocator, sizeof(*view), 8,
 567                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
 568    if (view == NULL)
 569       return vk_error(device->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
 570
 571    tu_image_view_init(view, pCreateInfo);
 572
 573    *pView = tu_image_view_to_handle(view);
 574
 575    return VK_SUCCESS;
 576 }
 577
 578 void
 579 tu_DestroyImageView(VkDevice _device,
 580                     VkImageView _iview,
 581                     const VkAllocationCallbacks *pAllocator)
 582 {
 583    TU_FROM_HANDLE(tu_device, device, _device);
 584    TU_FROM_HANDLE(tu_image_view, iview, _iview);
 585
 586    if (!iview)
 587       return;
 588    vk_free2(&device->alloc, pAllocator, iview);
 589 }
 590
 591 void
 592 tu_buffer_view_init(struct tu_buffer_view *view,
 593                     struct tu_device *device,
 594                     const VkBufferViewCreateInfo *pCreateInfo)
 595 {
 596    TU_FROM_HANDLE(tu_buffer, buffer, pCreateInfo->buffer);
 597
 598    view->buffer = buffer;
 599
 600    enum VkFormat vfmt = pCreateInfo->format;
 601    enum pipe_format pfmt = vk_format_to_pipe_format(vfmt);
 602    const struct tu_native_format fmt = tu6_format_texture(vfmt, TILE6_LINEAR);
 603
 604    uint32_t range;
 605    if (pCreateInfo->range == VK_WHOLE_SIZE)
 606       range = buffer->size - pCreateInfo->offset;
 607    else
 608       range = pCreateInfo->range;
 609    uint32_t elements = range / util_format_get_blocksize(pfmt);
 610
 611    static const VkComponentMapping components = {
 612       .r = VK_COMPONENT_SWIZZLE_R,
 613       .g = VK_COMPONENT_SWIZZLE_G,
 614       .b = VK_COMPONENT_SWIZZLE_B,
 615       .a = VK_COMPONENT_SWIZZLE_A,
 616    };
 617
 618    uint64_t iova = tu_buffer_iova(buffer) + pCreateInfo->offset;
 619
 620    memset(&view->descriptor, 0, sizeof(view->descriptor));
 621
 622    view->descriptor[0] =
 623       A6XX_TEX_CONST_0_TILE_MODE(TILE6_LINEAR) |
 624       A6XX_TEX_CONST_0_SWAP(fmt.swap) |
 625       A6XX_TEX_CONST_0_FMT(fmt.fmt) |
 626       A6XX_TEX_CONST_0_MIPLVLS(0) |
 627       tu6_texswiz(&components, vfmt, VK_IMAGE_ASPECT_COLOR_BIT);
 628       COND(vk_format_is_srgb(vfmt), A6XX_TEX_CONST_0_SRGB);
 629    view->descriptor[1] =
 630       A6XX_TEX_CONST_1_WIDTH(elements & MASK(15)) |
 631       A6XX_TEX_CONST_1_HEIGHT(elements >> 15);
 632    view->descriptor[2] =
 633       A6XX_TEX_CONST_2_UNK4 |
 634       A6XX_TEX_CONST_2_UNK31;
 635    view->descriptor[4] = iova;
 636    view->descriptor[5] = iova >> 32;
 637 }
 638
 639 VkResult
 640 tu_CreateBufferView(VkDevice _device,
 641                     const VkBufferViewCreateInfo *pCreateInfo,
 642                     const VkAllocationCallbacks *pAllocator,
 643                     VkBufferView *pView)
 644 {
 645    TU_FROM_HANDLE(tu_device, device, _device);
 646    struct tu_buffer_view *view;
 647
 648    view = vk_alloc2(&device->alloc, pAllocator, sizeof(*view), 8,
 649                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
 650    if (!view)
 651       return vk_error(device->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
 652
 653    tu_buffer_view_init(view, device, pCreateInfo);
 654
 655    *pView = tu_buffer_view_to_handle(view);
 656
 657    return VK_SUCCESS;
 658 }
 659
 660 void
 661 tu_DestroyBufferView(VkDevice _device,
 662                      VkBufferView bufferView,
 663                      const VkAllocationCallbacks *pAllocator)
 664 {
 665    TU_FROM_HANDLE(tu_device, device, _device);
 666    TU_FROM_HANDLE(tu_buffer_view, view, bufferView);
 667
 668    if (!view)
 669       return;
 670
 671    vk_free2(&device->alloc, pAllocator, view);
 672 }