src/vulkan/image.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 <assert.h>
  25 #include <stdbool.h>
  26 #include <string.h>
  27 #include <unistd.h>
  28 #include <fcntl.h>
  29
  30 #include "private.h"
  31
  32 static const uint8_t anv_halign[] = {
  33     [4] = HALIGN4,
  34     [8] = HALIGN8,
  35     [16] = HALIGN16,
  36 };
  37
  38 static const uint8_t anv_valign[] = {
  39     [4] = VALIGN4,
  40     [8] = VALIGN8,
  41     [16] = VALIGN16,
  42 };
  43
  44 static const struct anv_tile_info {
  45    uint32_t width;
  46    uint32_t height;
  47
  48    /**
  49     * Alignment for RENDER_SURFACE_STATE.SurfaceBaseAddress.
  50     *
  51     * To simplify calculations, the alignments defined in the table are
  52     * sometimes larger than required.  For example, Skylake requires that X and
  53     * Y tiled buffers be aligned to 4K, but Broadwell permits smaller
  54     * alignment. We choose 4K to accomodate both chipsets.  The alignment of
  55     * a linear buffer depends on its element type and usage. Linear depth
  56     * buffers have the largest alignment, 64B, so we choose that for all linear
  57     * buffers.
  58     */
  59    uint32_t surface_alignment;
  60 } anv_tile_info_table[] = {
  61    [LINEAR] = {   1,  1,   64 },
  62    [XMAJOR] = { 512,  8, 4096 },
  63    [YMAJOR] = { 128, 32, 4096 },
  64    [WMAJOR] = { 128, 32, 4096 },
  65 };
  66
  67 static uint32_t
  68 anv_image_choose_tile_mode(const VkImageCreateInfo *vk_info,
  69                            const struct anv_image_create_info *anv_info)
  70 {
  71    if (anv_info)
  72       return anv_info->tile_mode;
  73
  74    switch (vk_info->tiling) {
  75    case VK_IMAGE_TILING_LINEAR:
  76       if (unlikely(vk_info->format == VK_FORMAT_S8_UINT)) {
  77          anv_abortf("requested linear stencil buffer");
  78       }
  79       return LINEAR;
  80    case VK_IMAGE_TILING_OPTIMAL:
  81       if (unlikely(vk_info->format == VK_FORMAT_S8_UINT)) {
  82          return WMAJOR;
  83       } else {
  84          return YMAJOR;
  85       }
  86    default:
  87       assert(!"bad VKImageTiling");
  88       return LINEAR;
  89    }
  90 }
  91
  92 VkResult anv_image_create(
  93     VkDevice                                    _device,
  94     const VkImageCreateInfo*                    pCreateInfo,
  95     const struct anv_image_create_info *        extra,
  96     VkImage*                                    pImage)
  97 {
  98    struct anv_device *device = (struct anv_device *) _device;
  99    struct anv_image *image;
 100    const struct anv_format *info;
 101    int32_t aligned_height;
 102    uint32_t stencil_size;
 103
 104    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO);
 105
 106    image = anv_device_alloc(device, sizeof(*image), 8,
 107                             VK_SYSTEM_ALLOC_TYPE_API_OBJECT);
 108    if (image == NULL)
 109       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 110
 111    /* XXX: We don't handle any of these */
 112    anv_assert(pCreateInfo->imageType == VK_IMAGE_TYPE_2D);
 113    anv_assert(pCreateInfo->mipLevels == 1);
 114    anv_assert(pCreateInfo->arraySize == 1);
 115    anv_assert(pCreateInfo->samples == 1);
 116    anv_assert(pCreateInfo->extent.depth == 1);
 117
 118    image->bo = NULL;
 119    image->offset = 0;
 120    image->type = pCreateInfo->imageType;
 121    image->format = pCreateInfo->format;
 122    image->extent = pCreateInfo->extent;
 123    image->swap_chain = NULL;
 124    image->tile_mode = anv_image_choose_tile_mode(pCreateInfo, extra);
 125
 126    assert(image->extent.width > 0);
 127    assert(image->extent.height > 0);
 128    assert(image->extent.depth > 0);
 129
 130    const struct anv_tile_info *tile_info =
 131        &anv_tile_info_table[image->tile_mode];
 132
 133    image->alignment = tile_info->surface_alignment;
 134
 135    /* FINISHME: Stop hardcoding miptree image alignment */
 136    image->h_align = 4;
 137    image->v_align = 4;
 138
 139    info = anv_format_for_vk_format(pCreateInfo->format);
 140    assert(info->cpp > 0 || info->has_stencil);
 141
 142    if (info->cpp > 0) {
 143       image->stride = ALIGN_I32(image->extent.width * info->cpp,
 144                                 tile_info->width);
 145       aligned_height = ALIGN_I32(image->extent.height, tile_info->height);
 146       image->size = image->stride * aligned_height;
 147    } else {
 148       image->size = 0;
 149       image->stride = 0;
 150    }
 151
 152    if (info->has_stencil && pCreateInfo->format != VK_FORMAT_S8_UINT) {
 153       const struct anv_tile_info *w_info = &anv_tile_info_table[WMAJOR];
 154       image->stencil_offset = ALIGN_U32(image->size, w_info->surface_alignment);
 155       image->stencil_stride = ALIGN_I32(image->extent.width, w_info->width);
 156       aligned_height = ALIGN_I32(image->extent.height, w_info->height);
 157       stencil_size = image->stencil_stride * aligned_height;
 158       image->size = image->stencil_offset + stencil_size;
 159    } else {
 160       image->stencil_offset = 0;
 161       image->stencil_stride = 0;
 162    }
 163
 164    *pImage = (VkImage) image;
 165
 166    return VK_SUCCESS;
 167 }
 168
 169 VkResult anv_CreateImage(
 170     VkDevice                                    device,
 171     const VkImageCreateInfo*                    pCreateInfo,
 172     VkImage*                                    pImage)
 173 {
 174    return anv_image_create(device, pCreateInfo, NULL, pImage);
 175 }
 176
 177 VkResult anv_GetImageSubresourceInfo(
 178     VkDevice                                    device,
 179     VkImage                                     image,
 180     const VkImageSubresource*                   pSubresource,
 181     VkSubresourceInfoType                       infoType,
 182     size_t*                                     pDataSize,
 183     void*                                       pData)
 184 {
 185    stub_return(VK_UNSUPPORTED);
 186 }
 187
 188 void
 189 anv_surface_view_destroy(struct anv_device *device,
 190                          struct anv_object *obj, VkObjectType obj_type)
 191 {
 192    struct anv_surface_view *view = (struct anv_surface_view *)obj;
 193
 194    assert(obj_type == VK_OBJECT_TYPE_BUFFER_VIEW ||
 195           obj_type == VK_OBJECT_TYPE_IMAGE_VIEW ||
 196           obj_type == VK_OBJECT_TYPE_COLOR_ATTACHMENT_VIEW);
 197
 198    anv_state_pool_free(&device->surface_state_pool, view->surface_state);
 199
 200    anv_device_free(device, view);
 201 }
 202
 203 void
 204 anv_image_view_init(struct anv_surface_view *view,
 205                     struct anv_device *device,
 206                     const VkImageViewCreateInfo* pCreateInfo,
 207                     struct anv_cmd_buffer *cmd_buffer)
 208 {
 209    struct anv_image *image = (struct anv_image *) pCreateInfo->image;
 210    const struct anv_format *info =
 211       anv_format_for_vk_format(pCreateInfo->format);
 212    uint32_t tile_mode, format;
 213
 214    /* XXX: We don't handle any of these */
 215    anv_assert(pCreateInfo->viewType == VK_IMAGE_VIEW_TYPE_2D);
 216    anv_assert(pCreateInfo->subresourceRange.baseMipLevel == 0);
 217    anv_assert(pCreateInfo->subresourceRange.mipLevels == 1);
 218    anv_assert(pCreateInfo->subresourceRange.baseArraySlice == 0);
 219    anv_assert(pCreateInfo->subresourceRange.arraySize == 1);
 220
 221    view->bo = image->bo;
 222    switch (pCreateInfo->subresourceRange.aspect) {
 223    case VK_IMAGE_ASPECT_STENCIL:
 224       /* FIXME: How is stencil texturing formed? */
 225       view->offset = image->offset + image->stencil_offset;
 226       tile_mode = WMAJOR;
 227       format = R8_UINT;
 228       break;
 229    case VK_IMAGE_ASPECT_DEPTH:
 230    case VK_IMAGE_ASPECT_COLOR:
 231       view->offset = image->offset;
 232       tile_mode = image->tile_mode;
 233       format = info->format;
 234       break;
 235    default:
 236       unreachable("");
 237       break;
 238    }
 239
 240    /* TODO: Miplevels */
 241    view->extent = image->extent;
 242
 243    static const uint32_t vk_to_gen_swizzle[] = {
 244       [VK_CHANNEL_SWIZZLE_ZERO]                 = SCS_ZERO,
 245       [VK_CHANNEL_SWIZZLE_ONE]                  = SCS_ONE,
 246       [VK_CHANNEL_SWIZZLE_R]                    = SCS_RED,
 247       [VK_CHANNEL_SWIZZLE_G]                    = SCS_GREEN,
 248       [VK_CHANNEL_SWIZZLE_B]                    = SCS_BLUE,
 249       [VK_CHANNEL_SWIZZLE_A]                    = SCS_ALPHA
 250    };
 251
 252    struct GEN8_RENDER_SURFACE_STATE surface_state = {
 253       .SurfaceType = SURFTYPE_2D,
 254       .SurfaceArray = false,
 255       .SurfaceFormat = format,
 256       .SurfaceVerticalAlignment = anv_valign[image->v_align],
 257       .SurfaceHorizontalAlignment = anv_halign[image->h_align],
 258       .TileMode = tile_mode,
 259       .VerticalLineStride = 0,
 260       .VerticalLineStrideOffset = 0,
 261       .SamplerL2BypassModeDisable = true,
 262       .RenderCacheReadWriteMode = WriteOnlyCache,
 263       .MemoryObjectControlState = GEN8_MOCS,
 264       .BaseMipLevel = 0.0,
 265       .SurfaceQPitch = 0,
 266       .Height = image->extent.height - 1,
 267       .Width = image->extent.width - 1,
 268       .Depth = image->extent.depth - 1,
 269       .SurfacePitch = image->stride - 1,
 270       .MinimumArrayElement = 0,
 271       .NumberofMultisamples = MULTISAMPLECOUNT_1,
 272       .XOffset = 0,
 273       .YOffset = 0,
 274       .SurfaceMinLOD = 0,
 275       .MIPCountLOD = 0,
 276       .AuxiliarySurfaceMode = AUX_NONE,
 277       .RedClearColor = 0,
 278       .GreenClearColor = 0,
 279       .BlueClearColor = 0,
 280       .AlphaClearColor = 0,
 281       .ShaderChannelSelectRed = vk_to_gen_swizzle[pCreateInfo->channels.r],
 282       .ShaderChannelSelectGreen = vk_to_gen_swizzle[pCreateInfo->channels.g],
 283       .ShaderChannelSelectBlue = vk_to_gen_swizzle[pCreateInfo->channels.b],
 284       .ShaderChannelSelectAlpha = vk_to_gen_swizzle[pCreateInfo->channels.a],
 285       .ResourceMinLOD = 0.0,
 286       .SurfaceBaseAddress = { NULL, view->offset },
 287    };
 288
 289    if (cmd_buffer)
 290       view->surface_state =
 291          anv_state_stream_alloc(&cmd_buffer->surface_state_stream, 64, 64);
 292    else
 293       view->surface_state =
 294          anv_state_pool_alloc(&device->surface_state_pool, 64, 64);
 295
 296    GEN8_RENDER_SURFACE_STATE_pack(NULL, view->surface_state.map, &surface_state);
 297 }
 298
 299 VkResult anv_CreateImageView(
 300     VkDevice                                    _device,
 301     const VkImageViewCreateInfo*                pCreateInfo,
 302     VkImageView*                                pView)
 303 {
 304    struct anv_device *device = (struct anv_device *) _device;
 305    struct anv_surface_view *view;
 306
 307    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO);
 308
 309    view = anv_device_alloc(device, sizeof(*view), 8,
 310                            VK_SYSTEM_ALLOC_TYPE_API_OBJECT);
 311    if (view == NULL)
 312       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 313
 314    anv_image_view_init(view, device, pCreateInfo, NULL);
 315
 316    view->base.destructor = anv_surface_view_destroy;
 317
 318    *pView = (VkImageView) view;
 319
 320    return VK_SUCCESS;
 321 }
 322
 323 void
 324 anv_color_attachment_view_init(struct anv_surface_view *view,
 325                                struct anv_device *device,
 326                                const VkColorAttachmentViewCreateInfo* pCreateInfo,
 327                                struct anv_cmd_buffer *cmd_buffer)
 328 {
 329    struct anv_image *image = (struct anv_image *) pCreateInfo->image;
 330    const struct anv_format *format =
 331       anv_format_for_vk_format(pCreateInfo->format);
 332
 333    /* XXX: We don't handle any of these */
 334    anv_assert(pCreateInfo->mipLevel == 0);
 335    anv_assert(pCreateInfo->baseArraySlice == 0);
 336    anv_assert(pCreateInfo->arraySize == 1);
 337    anv_assert(pCreateInfo->msaaResolveImage == 0);
 338
 339    view->bo = image->bo;
 340    view->offset = image->offset;
 341    view->extent = image->extent;
 342    view->format = pCreateInfo->format;
 343
 344    if (cmd_buffer)
 345       view->surface_state =
 346          anv_state_stream_alloc(&cmd_buffer->surface_state_stream, 64, 64);
 347    else
 348       view->surface_state =
 349          anv_state_pool_alloc(&device->surface_state_pool, 64, 64);
 350
 351    struct GEN8_RENDER_SURFACE_STATE surface_state = {
 352       .SurfaceType = SURFTYPE_2D,
 353       .SurfaceArray = false,
 354       .SurfaceFormat = format->format,
 355       .SurfaceVerticalAlignment = anv_valign[image->v_align],
 356       .SurfaceHorizontalAlignment = anv_halign[image->h_align],
 357       .TileMode = image->tile_mode,
 358       .VerticalLineStride = 0,
 359       .VerticalLineStrideOffset = 0,
 360       .SamplerL2BypassModeDisable = true,
 361       .RenderCacheReadWriteMode = WriteOnlyCache,
 362       .MemoryObjectControlState = GEN8_MOCS,
 363       .BaseMipLevel = 0.0,
 364       .SurfaceQPitch = 0,
 365       .Height = image->extent.height - 1,
 366       .Width = image->extent.width - 1,
 367       .Depth = image->extent.depth - 1,
 368       .SurfacePitch = image->stride - 1,
 369       .MinimumArrayElement = 0,
 370       .NumberofMultisamples = MULTISAMPLECOUNT_1,
 371       .XOffset = 0,
 372       .YOffset = 0,
 373       .SurfaceMinLOD = 0,
 374       .MIPCountLOD = 0,
 375       .AuxiliarySurfaceMode = AUX_NONE,
 376       .RedClearColor = 0,
 377       .GreenClearColor = 0,
 378       .BlueClearColor = 0,
 379       .AlphaClearColor = 0,
 380       .ShaderChannelSelectRed = SCS_RED,
 381       .ShaderChannelSelectGreen = SCS_GREEN,
 382       .ShaderChannelSelectBlue = SCS_BLUE,
 383       .ShaderChannelSelectAlpha = SCS_ALPHA,
 384       .ResourceMinLOD = 0.0,
 385       .SurfaceBaseAddress = { NULL, view->offset },
 386    };
 387
 388    GEN8_RENDER_SURFACE_STATE_pack(NULL, view->surface_state.map, &surface_state);
 389 }
 390
 391 VkResult anv_CreateColorAttachmentView(
 392     VkDevice                                    _device,
 393     const VkColorAttachmentViewCreateInfo*      pCreateInfo,
 394     VkColorAttachmentView*                      pView)
 395 {
 396    struct anv_device *device = (struct anv_device *) _device;
 397    struct anv_surface_view *view;
 398
 399    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_COLOR_ATTACHMENT_VIEW_CREATE_INFO);
 400
 401    view = anv_device_alloc(device, sizeof(*view), 8,
 402                            VK_SYSTEM_ALLOC_TYPE_API_OBJECT);
 403    if (view == NULL)
 404       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 405
 406    anv_color_attachment_view_init(view, device, pCreateInfo, NULL);
 407
 408    view->base.destructor = anv_surface_view_destroy;
 409
 410    *pView = (VkColorAttachmentView) view;
 411
 412    return VK_SUCCESS;
 413 }
 414
 415 VkResult anv_CreateDepthStencilView(
 416     VkDevice                                    _device,
 417     const VkDepthStencilViewCreateInfo*         pCreateInfo,
 418     VkDepthStencilView*                         pView)
 419 {
 420    struct anv_device *device = (struct anv_device *) _device;
 421    struct anv_depth_stencil_view *view;
 422    struct anv_image *image = (struct anv_image *) pCreateInfo->image;
 423    const struct anv_format *format =
 424       anv_format_for_vk_format(image->format);
 425
 426    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEPTH_STENCIL_VIEW_CREATE_INFO);
 427
 428    view = anv_device_alloc(device, sizeof(*view), 8,
 429                            VK_SYSTEM_ALLOC_TYPE_API_OBJECT);
 430    if (view == NULL)
 431       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 432
 433    /* XXX: We don't handle any of these */
 434    anv_assert(pCreateInfo->mipLevel == 0);
 435    anv_assert(pCreateInfo->baseArraySlice == 0);
 436    anv_assert(pCreateInfo->arraySize == 1);
 437    anv_assert(pCreateInfo->msaaResolveImage == 0);
 438
 439    view->bo = image->bo;
 440
 441    view->depth_stride = image->stride;
 442    view->depth_offset = image->offset;
 443    view->depth_format = format->format;
 444
 445    view->stencil_stride = image->stencil_stride;
 446    view->stencil_offset = image->offset + image->stencil_offset;
 447
 448    *pView = (VkDepthStencilView) view;
 449
 450    return VK_SUCCESS;
 451 }