diff options
Diffstat (limited to 'src/vulkan/anv_image.c')
| -rw-r--r-- | src/vulkan/anv_image.c | 880 |
1 files changed, 880 insertions, 0 deletions
diff --git a/src/vulkan/anv_image.c b/src/vulkan/anv_image.c new file mode 100644 index 00000000000..da71406cf27 --- /dev/null +++ b/src/vulkan/anv_image.c @@ -0,0 +1,880 @@ +/* + * Copyright © 2015 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#include <assert.h> +#include <stdbool.h> +#include <string.h> +#include <unistd.h> +#include <fcntl.h> + +#include "anv_private.h" + +/** + * The \a format argument is required and overrides any format found in struct + * anv_image_create_info. Exactly one bit must be set in \a aspect. + */ +static isl_surf_usage_flags_t +choose_isl_surf_usage(const struct anv_image_create_info *info, + VkImageAspectFlags aspect) +{ + const VkImageCreateInfo *vk_info = info->vk_info; + isl_surf_usage_flags_t isl_flags = 0; + + /* FINISHME: Support aux surfaces */ + isl_flags |= ISL_SURF_USAGE_DISABLE_AUX_BIT; + + if (vk_info->usage & VK_IMAGE_USAGE_SAMPLED_BIT) + isl_flags |= ISL_SURF_USAGE_TEXTURE_BIT; + + if (vk_info->usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT) + isl_flags |= ISL_SURF_USAGE_TEXTURE_BIT; + + if (vk_info->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) + isl_flags |= ISL_SURF_USAGE_RENDER_TARGET_BIT; + + if (vk_info->flags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT) + isl_flags |= ISL_SURF_USAGE_CUBE_BIT; + + if (vk_info->usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) { + switch (aspect) { + default: + unreachable("bad VkImageAspect"); + case VK_IMAGE_ASPECT_DEPTH_BIT: + isl_flags |= ISL_SURF_USAGE_DEPTH_BIT; + break; + case VK_IMAGE_ASPECT_STENCIL_BIT: + isl_flags |= ISL_SURF_USAGE_STENCIL_BIT; + break; + } + } + + if (vk_info->usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) { + /* Meta implements transfers by sampling from the source image. */ + isl_flags |= ISL_SURF_USAGE_TEXTURE_BIT; + } + + if (vk_info->usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT) { + /* Meta implements transfers by rendering into the destination image. */ + isl_flags |= ISL_SURF_USAGE_RENDER_TARGET_BIT; + } + + return isl_flags; +} + +/** + * Exactly one bit must be set in \a aspect. + */ +static struct anv_surface * +get_surface(struct anv_image *image, VkImageAspectFlags aspect) +{ + switch (aspect) { + default: + unreachable("bad VkImageAspect"); + case VK_IMAGE_ASPECT_COLOR_BIT: + return &image->color_surface; + case VK_IMAGE_ASPECT_DEPTH_BIT: + return &image->depth_surface; + case VK_IMAGE_ASPECT_STENCIL_BIT: + return &image->stencil_surface; + } +} + +/** + * Initialize the anv_image::*_surface selected by \a aspect. Then update the + * image's memory requirements (that is, the image's size and alignment). + * + * Exactly one bit must be set in \a aspect. + */ +static VkResult +make_surface(const struct anv_device *dev, + struct anv_image *image, + const struct anv_image_create_info *anv_info, + VkImageAspectFlags aspect) +{ + const VkImageCreateInfo *vk_info = anv_info->vk_info; + bool ok UNUSED; + + static const enum isl_surf_dim vk_to_isl_surf_dim[] = { + [VK_IMAGE_TYPE_1D] = ISL_SURF_DIM_1D, + [VK_IMAGE_TYPE_2D] = ISL_SURF_DIM_2D, + [VK_IMAGE_TYPE_3D] = ISL_SURF_DIM_3D, + }; + + isl_tiling_flags_t tiling_flags = anv_info->isl_tiling_flags; + if (vk_info->tiling == VK_IMAGE_TILING_LINEAR) + tiling_flags &= ISL_TILING_LINEAR_BIT; + + struct anv_surface *anv_surf = get_surface(image, aspect); + + ok = isl_surf_init(&dev->isl_dev, &anv_surf->isl, + .dim = vk_to_isl_surf_dim[vk_info->imageType], + .format = anv_get_isl_format(vk_info->format, aspect, + vk_info->tiling, NULL), + .width = vk_info->extent.width, + .height = vk_info->extent.height, + .depth = vk_info->extent.depth, + .levels = vk_info->mipLevels, + .array_len = vk_info->arrayLayers, + .samples = vk_info->samples, + .min_alignment = 0, + .min_pitch = 0, + .usage = choose_isl_surf_usage(anv_info, aspect), + .tiling_flags = tiling_flags); + + /* isl_surf_init() will fail only if provided invalid input. Invalid input + * is illegal in Vulkan. + */ + assert(ok); + + anv_surf->offset = align_u32(image->size, anv_surf->isl.alignment); + image->size = anv_surf->offset + anv_surf->isl.size; + image->alignment = MAX(image->alignment, anv_surf->isl.alignment); + + return VK_SUCCESS; +} + +static VkImageUsageFlags +anv_image_get_full_usage(const VkImageCreateInfo *info) +{ + VkImageUsageFlags usage = info->usage; + + if (info->samples > 1 && + (usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT)) { + /* Meta will resolve the image by binding it as a texture. */ + usage |= VK_IMAGE_USAGE_SAMPLED_BIT; + } + + if (usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) { + /* Meta will transfer from the image by binding it as a texture. */ + usage |= VK_IMAGE_USAGE_SAMPLED_BIT; + } + + if (usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT) { + /* Meta will transfer to the image by binding it as a color attachment, + * even if the image format is not a color format. + */ + usage |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; + } + + return usage; +} + +VkResult +anv_image_create(VkDevice _device, + const struct anv_image_create_info *create_info, + const VkAllocationCallbacks* alloc, + VkImage *pImage) +{ + ANV_FROM_HANDLE(anv_device, device, _device); + const VkImageCreateInfo *pCreateInfo = create_info->vk_info; + struct anv_image *image = NULL; + VkResult r; + + assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO); + + anv_assert(pCreateInfo->mipLevels > 0); + anv_assert(pCreateInfo->arrayLayers > 0); + anv_assert(pCreateInfo->samples > 0); + anv_assert(pCreateInfo->extent.width > 0); + anv_assert(pCreateInfo->extent.height > 0); + anv_assert(pCreateInfo->extent.depth > 0); + + image = anv_alloc2(&device->alloc, alloc, sizeof(*image), 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (!image) + return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); + + memset(image, 0, sizeof(*image)); + image->type = pCreateInfo->imageType; + image->extent = pCreateInfo->extent; + image->vk_format = pCreateInfo->format; + image->format = anv_format_for_vk_format(pCreateInfo->format); + image->levels = pCreateInfo->mipLevels; + image->array_size = pCreateInfo->arrayLayers; + image->samples = pCreateInfo->samples; + image->usage = anv_image_get_full_usage(pCreateInfo); + image->tiling = pCreateInfo->tiling; + + if (likely(anv_format_is_color(image->format))) { + r = make_surface(device, image, create_info, + VK_IMAGE_ASPECT_COLOR_BIT); + if (r != VK_SUCCESS) + goto fail; + } else { + if (image->format->depth_format) { + r = make_surface(device, image, create_info, + VK_IMAGE_ASPECT_DEPTH_BIT); + if (r != VK_SUCCESS) + goto fail; + } + + if (image->format->has_stencil) { + r = make_surface(device, image, create_info, + VK_IMAGE_ASPECT_STENCIL_BIT); + if (r != VK_SUCCESS) + goto fail; + } + } + + *pImage = anv_image_to_handle(image); + + return VK_SUCCESS; + +fail: + if (image) + anv_free2(&device->alloc, alloc, image); + + return r; +} + +VkResult +anv_CreateImage(VkDevice device, + const VkImageCreateInfo *pCreateInfo, + const VkAllocationCallbacks *pAllocator, + VkImage *pImage) +{ + return anv_image_create(device, + &(struct anv_image_create_info) { + .vk_info = pCreateInfo, + .isl_tiling_flags = ISL_TILING_ANY_MASK, + }, + pAllocator, + pImage); +} + +void +anv_DestroyImage(VkDevice _device, VkImage _image, + const VkAllocationCallbacks *pAllocator) +{ + ANV_FROM_HANDLE(anv_device, device, _device); + + anv_free2(&device->alloc, pAllocator, anv_image_from_handle(_image)); +} + +static void +anv_surface_get_subresource_layout(struct anv_image *image, + struct anv_surface *surface, + const VkImageSubresource *subresource, + VkSubresourceLayout *layout) +{ + /* If we are on a non-zero mip level or array slice, we need to + * calculate a real offset. + */ + anv_assert(subresource->mipLevel == 0); + anv_assert(subresource->arrayLayer == 0); + + layout->offset = surface->offset; + layout->rowPitch = surface->isl.row_pitch; + layout->depthPitch = isl_surf_get_array_pitch(&surface->isl); + layout->arrayPitch = isl_surf_get_array_pitch(&surface->isl); + layout->size = surface->isl.size; +} + +void anv_GetImageSubresourceLayout( + VkDevice device, + VkImage _image, + const VkImageSubresource* pSubresource, + VkSubresourceLayout* pLayout) +{ + ANV_FROM_HANDLE(anv_image, image, _image); + + assert(__builtin_popcount(pSubresource->aspectMask) == 1); + + switch (pSubresource->aspectMask) { + case VK_IMAGE_ASPECT_COLOR_BIT: + anv_surface_get_subresource_layout(image, &image->color_surface, + pSubresource, pLayout); + break; + case VK_IMAGE_ASPECT_DEPTH_BIT: + anv_surface_get_subresource_layout(image, &image->depth_surface, + pSubresource, pLayout); + break; + case VK_IMAGE_ASPECT_STENCIL_BIT: + anv_surface_get_subresource_layout(image, &image->stencil_surface, + pSubresource, pLayout); + break; + default: + assert(!"Invalid image aspect"); + } +} + +VkResult +anv_validate_CreateImageView(VkDevice _device, + const VkImageViewCreateInfo *pCreateInfo, + const VkAllocationCallbacks *pAllocator, + VkImageView *pView) +{ + ANV_FROM_HANDLE(anv_image, image, pCreateInfo->image); + const VkImageSubresourceRange *subresource; + const struct anv_format *view_format_info; + + /* Validate structure type before dereferencing it. */ + assert(pCreateInfo); + assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO); + subresource = &pCreateInfo->subresourceRange; + + /* Validate viewType is in range before using it. */ + assert(pCreateInfo->viewType >= VK_IMAGE_VIEW_TYPE_BEGIN_RANGE); + assert(pCreateInfo->viewType <= VK_IMAGE_VIEW_TYPE_END_RANGE); + + /* Validate format is in range before using it. */ + assert(pCreateInfo->format >= VK_FORMAT_BEGIN_RANGE); + assert(pCreateInfo->format <= VK_FORMAT_END_RANGE); + view_format_info = anv_format_for_vk_format(pCreateInfo->format); + + /* Validate channel swizzles. */ + assert(pCreateInfo->components.r >= VK_COMPONENT_SWIZZLE_BEGIN_RANGE); + assert(pCreateInfo->components.r <= VK_COMPONENT_SWIZZLE_END_RANGE); + assert(pCreateInfo->components.g >= VK_COMPONENT_SWIZZLE_BEGIN_RANGE); + assert(pCreateInfo->components.g <= VK_COMPONENT_SWIZZLE_END_RANGE); + assert(pCreateInfo->components.b >= VK_COMPONENT_SWIZZLE_BEGIN_RANGE); + assert(pCreateInfo->components.b <= VK_COMPONENT_SWIZZLE_END_RANGE); + assert(pCreateInfo->components.a >= VK_COMPONENT_SWIZZLE_BEGIN_RANGE); + assert(pCreateInfo->components.a <= VK_COMPONENT_SWIZZLE_END_RANGE); + + /* Validate subresource. */ + assert(subresource->aspectMask != 0); + assert(subresource->levelCount > 0); + assert(subresource->layerCount > 0); + assert(subresource->baseMipLevel < image->levels); + assert(subresource->baseMipLevel + subresource->levelCount <= image->levels); + assert(subresource->baseArrayLayer < image->array_size); + assert(subresource->baseArrayLayer + subresource->layerCount <= image->array_size); + assert(pView); + + const VkImageAspectFlags ds_flags = VK_IMAGE_ASPECT_DEPTH_BIT + | VK_IMAGE_ASPECT_STENCIL_BIT; + + /* Validate format. */ + if (subresource->aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) { + assert(subresource->aspectMask == VK_IMAGE_ASPECT_COLOR_BIT); + assert(!image->format->depth_format); + assert(!image->format->has_stencil); + assert(!view_format_info->depth_format); + assert(!view_format_info->has_stencil); + assert(view_format_info->isl_layout->bs == + image->format->isl_layout->bs); + } else if (subresource->aspectMask & ds_flags) { + assert((subresource->aspectMask & ~ds_flags) == 0); + + if (subresource->aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) { + assert(image->format->depth_format); + assert(view_format_info->depth_format); + assert(view_format_info->isl_layout->bs == + image->format->isl_layout->bs); + } + + if (subresource->aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) { + /* FINISHME: Is it legal to have an R8 view of S8? */ + assert(image->format->has_stencil); + assert(view_format_info->has_stencil); + } + } else { + assert(!"bad VkImageSubresourceRange::aspectFlags"); + } + + return anv_CreateImageView(_device, pCreateInfo, pAllocator, pView); +} + +void +anv_fill_image_surface_state(struct anv_device *device, struct anv_state state, + struct anv_image_view *iview, + const VkImageViewCreateInfo *pCreateInfo, + VkImageUsageFlagBits usage) +{ + switch (device->info.gen) { + case 7: + if (device->info.is_haswell) + gen75_fill_image_surface_state(device, state.map, iview, + pCreateInfo, usage); + else + gen7_fill_image_surface_state(device, state.map, iview, + pCreateInfo, usage); + break; + case 8: + gen8_fill_image_surface_state(device, state.map, iview, + pCreateInfo, usage); + break; + case 9: + gen9_fill_image_surface_state(device, state.map, iview, + pCreateInfo, usage); + break; + default: + unreachable("unsupported gen\n"); + } + + if (!device->info.has_llc) + anv_state_clflush(state); +} + +static struct anv_state +alloc_surface_state(struct anv_device *device, + struct anv_cmd_buffer *cmd_buffer) +{ + if (cmd_buffer) { + return anv_cmd_buffer_alloc_surface_state(cmd_buffer); + } else { + return anv_state_pool_alloc(&device->surface_state_pool, 64, 64); + } +} + +static bool +has_matching_storage_typed_format(const struct anv_device *device, + enum isl_format format) +{ + return (isl_format_get_layout(format)->bs <= 4 || + (isl_format_get_layout(format)->bs <= 8 && + (device->info.gen >= 8 || device->info.is_haswell)) || + device->info.gen >= 9); +} + +static VkComponentSwizzle +remap_swizzle(VkComponentSwizzle swizzle, VkComponentSwizzle component, + struct anv_format_swizzle format_swizzle) +{ + if (swizzle == VK_COMPONENT_SWIZZLE_IDENTITY) + swizzle = component; + + switch (swizzle) { + case VK_COMPONENT_SWIZZLE_ZERO: + return VK_COMPONENT_SWIZZLE_ZERO; + case VK_COMPONENT_SWIZZLE_ONE: + return VK_COMPONENT_SWIZZLE_ONE; + case VK_COMPONENT_SWIZZLE_R: + return VK_COMPONENT_SWIZZLE_R + format_swizzle.r; + case VK_COMPONENT_SWIZZLE_G: + return VK_COMPONENT_SWIZZLE_R + format_swizzle.g; + case VK_COMPONENT_SWIZZLE_B: + return VK_COMPONENT_SWIZZLE_R + format_swizzle.b; + case VK_COMPONENT_SWIZZLE_A: + return VK_COMPONENT_SWIZZLE_R + format_swizzle.a; + default: + unreachable("Invalid swizzle"); + } +} + +void +anv_image_view_init(struct anv_image_view *iview, + struct anv_device *device, + const VkImageViewCreateInfo* pCreateInfo, + struct anv_cmd_buffer *cmd_buffer, + uint32_t offset) +{ + ANV_FROM_HANDLE(anv_image, image, pCreateInfo->image); + const VkImageSubresourceRange *range = &pCreateInfo->subresourceRange; + VkImageViewCreateInfo mCreateInfo; + memcpy(&mCreateInfo, pCreateInfo, sizeof(VkImageViewCreateInfo)); + + assert(range->layerCount > 0); + assert(range->baseMipLevel < image->levels); + assert(image->usage & (VK_IMAGE_USAGE_SAMPLED_BIT | + VK_IMAGE_USAGE_STORAGE_BIT | + VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | + VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT)); + + switch (image->type) { + default: + unreachable("bad VkImageType"); + case VK_IMAGE_TYPE_1D: + case VK_IMAGE_TYPE_2D: + assert(range->baseArrayLayer + range->layerCount - 1 <= image->array_size); + break; + case VK_IMAGE_TYPE_3D: + assert(range->baseArrayLayer + range->layerCount - 1 + <= anv_minify(image->extent.depth, range->baseMipLevel)); + break; + } + + struct anv_surface *surface = + anv_image_get_surface_for_aspect_mask(image, range->aspectMask); + + iview->image = image; + iview->bo = image->bo; + iview->offset = image->offset + surface->offset + offset; + + iview->aspect_mask = pCreateInfo->subresourceRange.aspectMask; + iview->vk_format = pCreateInfo->format; + + struct anv_format_swizzle swizzle; + iview->format = anv_get_isl_format(pCreateInfo->format, iview->aspect_mask, + image->tiling, &swizzle); + iview->swizzle.r = remap_swizzle(pCreateInfo->components.r, + VK_COMPONENT_SWIZZLE_R, swizzle); + iview->swizzle.g = remap_swizzle(pCreateInfo->components.g, + VK_COMPONENT_SWIZZLE_G, swizzle); + iview->swizzle.b = remap_swizzle(pCreateInfo->components.b, + VK_COMPONENT_SWIZZLE_B, swizzle); + iview->swizzle.a = remap_swizzle(pCreateInfo->components.a, + VK_COMPONENT_SWIZZLE_A, swizzle); + + iview->base_layer = range->baseArrayLayer; + iview->base_mip = range->baseMipLevel; + + if (!isl_format_is_compressed(iview->format) && + isl_format_is_compressed(image->format->surface_format)) { + /* Scale the ImageView extent by the backing Image. This is used + * internally when an uncompressed ImageView is created on a + * compressed Image. The ImageView can therefore be used for copying + * data from a source Image to a destination Image. + */ + const struct isl_format_layout * isl_layout = image->format->isl_layout; + + iview->level_0_extent.depth = anv_minify(image->extent.depth, range->baseMipLevel); + iview->level_0_extent.depth = DIV_ROUND_UP(iview->level_0_extent.depth, isl_layout->bd); + + iview->level_0_extent.height = isl_surf_get_array_pitch_el_rows(&surface->isl) * image->array_size; + iview->level_0_extent.width = isl_surf_get_row_pitch_el(&surface->isl); + mCreateInfo.subresourceRange.baseMipLevel = 0; + mCreateInfo.subresourceRange.baseArrayLayer = 0; + } else { + iview->level_0_extent.width = image->extent.width; + iview->level_0_extent.height = image->extent.height; + iview->level_0_extent.depth = image->extent.depth; + } + + iview->extent = (VkExtent3D) { + .width = anv_minify(iview->level_0_extent.width , range->baseMipLevel), + .height = anv_minify(iview->level_0_extent.height, range->baseMipLevel), + .depth = anv_minify(iview->level_0_extent.depth , range->baseMipLevel), + }; + + if (image->usage & VK_IMAGE_USAGE_SAMPLED_BIT) { + iview->sampler_surface_state = alloc_surface_state(device, cmd_buffer); + + anv_fill_image_surface_state(device, iview->sampler_surface_state, + iview, &mCreateInfo, + VK_IMAGE_USAGE_SAMPLED_BIT); + } else { + iview->sampler_surface_state.alloc_size = 0; + } + + if (image->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) { + iview->color_rt_surface_state = alloc_surface_state(device, cmd_buffer); + + anv_fill_image_surface_state(device, iview->color_rt_surface_state, + iview, &mCreateInfo, + VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT); + } else { + iview->color_rt_surface_state.alloc_size = 0; + } + + if (image->usage & VK_IMAGE_USAGE_STORAGE_BIT) { + iview->storage_surface_state = alloc_surface_state(device, cmd_buffer); + + if (has_matching_storage_typed_format(device, iview->format)) + anv_fill_image_surface_state(device, iview->storage_surface_state, + iview, &mCreateInfo, + VK_IMAGE_USAGE_STORAGE_BIT); + else + anv_fill_buffer_surface_state(device, iview->storage_surface_state, + ISL_FORMAT_RAW, + iview->offset, + iview->bo->size - iview->offset, 1); + + } else { + iview->storage_surface_state.alloc_size = 0; + } +} + +VkResult +anv_CreateImageView(VkDevice _device, + const VkImageViewCreateInfo *pCreateInfo, + const VkAllocationCallbacks *pAllocator, + VkImageView *pView) +{ + ANV_FROM_HANDLE(anv_device, device, _device); + struct anv_image_view *view; + + view = anv_alloc2(&device->alloc, pAllocator, sizeof(*view), 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (view == NULL) + return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); + + anv_image_view_init(view, device, pCreateInfo, NULL, 0); + + *pView = anv_image_view_to_handle(view); + + return VK_SUCCESS; +} + +void +anv_DestroyImageView(VkDevice _device, VkImageView _iview, + const VkAllocationCallbacks *pAllocator) +{ + ANV_FROM_HANDLE(anv_device, device, _device); + ANV_FROM_HANDLE(anv_image_view, iview, _iview); + + if (iview->color_rt_surface_state.alloc_size > 0) { + anv_state_pool_free(&device->surface_state_pool, + iview->color_rt_surface_state); + } + + if (iview->sampler_surface_state.alloc_size > 0) { + anv_state_pool_free(&device->surface_state_pool, + iview->sampler_surface_state); + } + + if (iview->storage_surface_state.alloc_size > 0) { + anv_state_pool_free(&device->surface_state_pool, + iview->storage_surface_state); + } + + anv_free2(&device->alloc, pAllocator, iview); +} + +VkResult +anv_CreateBufferView(VkDevice _device, + const VkBufferViewCreateInfo *pCreateInfo, + const VkAllocationCallbacks *pAllocator, + VkBufferView *pView) +{ + ANV_FROM_HANDLE(anv_device, device, _device); + ANV_FROM_HANDLE(anv_buffer, buffer, pCreateInfo->buffer); + struct anv_buffer_view *view; + + view = anv_alloc2(&device->alloc, pAllocator, sizeof(*view), 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (!view) + return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); + + const struct anv_format *format = + anv_format_for_vk_format(pCreateInfo->format); + + view->format = format->surface_format; + view->bo = buffer->bo; + view->offset = buffer->offset + pCreateInfo->offset; + view->range = pCreateInfo->range == VK_WHOLE_SIZE ? + buffer->size - view->offset : pCreateInfo->range; + + if (buffer->usage & VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT) { + view->surface_state = + anv_state_pool_alloc(&device->surface_state_pool, 64, 64); + + anv_fill_buffer_surface_state(device, view->surface_state, + view->format, + view->offset, view->range, + format->isl_layout->bs); + } else { + view->surface_state = (struct anv_state){ 0 }; + } + + if (buffer->usage & VK_BUFFER_USAGE_STORAGE_TEXEL_BUFFER_BIT) { + view->storage_surface_state = + anv_state_pool_alloc(&device->surface_state_pool, 64, 64); + + enum isl_format storage_format = + has_matching_storage_typed_format(device, view->format) ? + isl_lower_storage_image_format(&device->isl_dev, view->format) : + ISL_FORMAT_RAW; + + anv_fill_buffer_surface_state(device, view->storage_surface_state, + storage_format, + view->offset, view->range, + (storage_format == ISL_FORMAT_RAW ? 1 : + format->isl_layout->bs)); + + } else { + view->storage_surface_state = (struct anv_state){ 0 }; + } + + *pView = anv_buffer_view_to_handle(view); + + return VK_SUCCESS; +} + +void +anv_DestroyBufferView(VkDevice _device, VkBufferView bufferView, + const VkAllocationCallbacks *pAllocator) +{ + ANV_FROM_HANDLE(anv_device, device, _device); + ANV_FROM_HANDLE(anv_buffer_view, view, bufferView); + + if (view->surface_state.alloc_size > 0) + anv_state_pool_free(&device->surface_state_pool, + view->surface_state); + + if (view->storage_surface_state.alloc_size > 0) + anv_state_pool_free(&device->surface_state_pool, + view->storage_surface_state); + + anv_free2(&device->alloc, pAllocator, view); +} + +struct anv_surface * +anv_image_get_surface_for_aspect_mask(struct anv_image *image, VkImageAspectFlags aspect_mask) +{ + switch (aspect_mask) { + case VK_IMAGE_ASPECT_COLOR_BIT: + /* Dragons will eat you. + * + * Meta attaches all destination surfaces as color render targets. Guess + * what surface the Meta Dragons really want. + */ + if (image->format->depth_format && image->format->has_stencil) { + return &image->depth_surface; + } else if (image->format->depth_format) { + return &image->depth_surface; + } else if (image->format->has_stencil) { + return &image->stencil_surface; + } else { + return &image->color_surface; + } + break; + case VK_IMAGE_ASPECT_DEPTH_BIT: + assert(image->format->depth_format); + return &image->depth_surface; + case VK_IMAGE_ASPECT_STENCIL_BIT: + assert(image->format->has_stencil); + return &image->stencil_surface; + case VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT: + if (image->format->depth_format && image->format->has_stencil) { + /* FINISHME: The Vulkan spec (git a511ba2) requires support for + * combined depth stencil formats. Specifically, it states: + * + * At least one of ename:VK_FORMAT_D24_UNORM_S8_UINT or + * ename:VK_FORMAT_D32_SFLOAT_S8_UINT must be supported. + * + * Image views with both depth and stencil aspects are only valid for + * render target attachments, in which case + * cmd_buffer_emit_depth_stencil() will pick out both the depth and + * stencil surfaces from the underlying surface. + */ + return &image->depth_surface; + } else if (image->format->depth_format) { + return &image->depth_surface; + } else if (image->format->has_stencil) { + return &image->stencil_surface; + } + /* fallthrough */ + default: + unreachable("image does not have aspect"); + return NULL; + } +} + +static void +image_param_defaults(struct brw_image_param *param) +{ + memset(param, 0, sizeof *param); + /* Set the swizzling shifts to all-ones to effectively disable swizzling -- + * See emit_address_calculation() in brw_fs_surface_builder.cpp for a more + * detailed explanation of these parameters. + */ + param->swizzling[0] = 0xff; + param->swizzling[1] = 0xff; +} + +void +anv_image_view_fill_image_param(struct anv_device *device, + struct anv_image_view *view, + struct brw_image_param *param) +{ + image_param_defaults(param); + + const struct isl_surf *surf = &view->image->color_surface.isl; + const int cpp = isl_format_get_layout(surf->format)->bs; + const struct isl_extent3d image_align_sa = + isl_surf_get_image_alignment_sa(surf); + + param->size[0] = view->extent.width; + param->size[1] = view->extent.height; + if (surf->dim == ISL_SURF_DIM_3D) { + param->size[2] = view->extent.depth; + } else { + param->size[2] = surf->logical_level0_px.array_len - view->base_layer; + } + + isl_surf_get_image_offset_el(surf, view->base_mip, view->base_layer, 0, + ¶m->offset[0], ¶m->offset[1]); + + param->stride[0] = cpp; + param->stride[1] = surf->row_pitch / cpp; + + if (device->info.gen < 9 && surf->dim == ISL_SURF_DIM_3D) { + param->stride[2] = util_align_npot(param->size[0], image_align_sa.w); + param->stride[3] = util_align_npot(param->size[1], image_align_sa.h); + } else { + param->stride[2] = 0; + param->stride[3] = isl_surf_get_array_pitch_el_rows(surf); + } + + switch (surf->tiling) { + case ISL_TILING_LINEAR: + /* image_param_defaults is good enough */ + break; + + case ISL_TILING_X: + /* An X tile is a rectangular block of 512x8 bytes. */ + param->tiling[0] = util_logbase2(512 / cpp); + param->tiling[1] = util_logbase2(8); + + if (device->isl_dev.has_bit6_swizzling) { + /* Right shifts required to swizzle bits 9 and 10 of the memory + * address with bit 6. + */ + param->swizzling[0] = 3; + param->swizzling[1] = 4; + } + break; + + case ISL_TILING_Y0: + /* The layout of a Y-tiled surface in memory isn't really fundamentally + * different to the layout of an X-tiled surface, we simply pretend that + * the surface is broken up in a number of smaller 16Bx32 tiles, each + * one arranged in X-major order just like is the case for X-tiling. + */ + param->tiling[0] = util_logbase2(16 / cpp); + param->tiling[1] = util_logbase2(32); + + if (device->isl_dev.has_bit6_swizzling) { + /* Right shift required to swizzle bit 9 of the memory address with + * bit 6. + */ + param->swizzling[0] = 3; + param->swizzling[1] = 0xff; + } + break; + + default: + assert(!"Unhandled storage image tiling"); + } + + /* 3D textures are arranged in 2D in memory with 2^lod slices per row. The + * address calculation algorithm (emit_address_calculation() in + * brw_fs_surface_builder.cpp) handles this as a sort of tiling with + * modulus equal to the LOD. + */ + param->tiling[2] = (device->info.gen < 9 && surf->dim == ISL_SURF_DIM_3D ? + view->base_mip : 0); +} + +void +anv_buffer_view_fill_image_param(struct anv_device *device, + struct anv_buffer_view *view, + struct brw_image_param *param) +{ + image_param_defaults(param); + + param->stride[0] = isl_format_layouts[view->format].bs; + param->size[0] = view->range / param->stride[0]; +} |