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d14778656bf818bfb58b8a0ed2c2037b80d91ccb
third_party_mesa3d/src/intel/vulkan/anv_image.c
Grazvydas Ignotas d14778656b anv: fix warnings in release build 
Mark variables MAYBE_UNUSED to avoid unused-but-set-variable warnings
in release build.

Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Reviewed-by: Chad Versace <chad.versace@intel.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
2016-04-25 12:23:31 +02:00

779 lines
27 KiB
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/*
* 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"
/**
* Exactly one bit must be set in \a aspect.
*/
static isl_surf_usage_flags_t
choose_isl_surf_usage(VkImageUsageFlags vk_usage,
VkImageAspectFlags aspect)
{
isl_surf_usage_flags_t isl_usage = 0;
/* FINISHME: Support aux surfaces */
isl_usage |= ISL_SURF_USAGE_DISABLE_AUX_BIT;
if (vk_usage & VK_IMAGE_USAGE_SAMPLED_BIT)
isl_usage |= ISL_SURF_USAGE_TEXTURE_BIT;
if (vk_usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT)
isl_usage |= ISL_SURF_USAGE_TEXTURE_BIT;
if (vk_usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT)
isl_usage |= ISL_SURF_USAGE_RENDER_TARGET_BIT;
if (vk_usage & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT)
isl_usage |= ISL_SURF_USAGE_CUBE_BIT;
if (vk_usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) {
switch (aspect) {
default:
unreachable("bad VkImageAspect");
case VK_IMAGE_ASPECT_DEPTH_BIT:
isl_usage |= ISL_SURF_USAGE_DEPTH_BIT;
break;
case VK_IMAGE_ASPECT_STENCIL_BIT:
isl_usage |= ISL_SURF_USAGE_STENCIL_BIT;
break;
}
}
if (vk_usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) {
/* Meta implements transfers by sampling from the source image. */
isl_usage |= ISL_SURF_USAGE_TEXTURE_BIT;
}
if (vk_usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT) {
/* Meta implements transfers by rendering into the destination image. */
isl_usage |= ISL_SURF_USAGE_RENDER_TARGET_BIT;
}
return isl_usage;
}
/**
* 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);
image->extent = anv_sanitize_image_extent(vk_info->imageType,
vk_info->extent);
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 = image->extent.width,
.height = image->extent.height,
.depth = image->extent.depth,
.levels = vk_info->mipLevels,
.array_len = vk_info->arrayLayers,
.samples = vk_info->samples,
.min_alignment = 0,
.min_pitch = anv_info->stride,
.usage = choose_isl_surf_usage(image->usage, 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;
}
/**
* Parameter @a format is required and overrides VkImageCreateInfo::format.
*/
static VkImageUsageFlags
anv_image_get_full_usage(const VkImageCreateInfo *info,
const struct anv_format *format)
{
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) {
/* For non-clear transfer operations, 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;
if (anv_format_is_depth_or_stencil(format)) {
/* vkCmdClearDepthStencilImage() only requires that
* VK_IMAGE_USAGE_TRANSFER_SRC_BIT be set. In particular, it does
* not require VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT. Meta
* clears the image, though, by binding it as a depthstencil
* attachment.
*/
usage |= VK_IMAGE_USAGE_DEPTH_STENCIL_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;
const struct anv_format *format = anv_format_for_vk_format(pCreateInfo->format);
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 = format;
image->levels = pCreateInfo->mipLevels;
image->array_size = pCreateInfo->arrayLayers;
image->samples = pCreateInfo->samples;
image->usage = anv_image_get_full_usage(pCreateInfo, format);
image->tiling = pCreateInfo->tiling;
if (likely(anv_format_is_color(format))) {
r = make_surface(device, image, create_info,
VK_IMAGE_ASPECT_COLOR_BIT);
if (r != VK_SUCCESS)
goto fail;
} else {
if (image->format->has_depth) {
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;
MAYBE_UNUSED 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 + anv_get_levelCount(image, subresource) <= image->levels);
assert(subresource->baseArrayLayer < image->array_size);
assert(subresource->baseArrayLayer + anv_get_layerCount(image, subresource) <= 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->has_depth);
assert(!image->format->has_stencil);
assert(!view_format_info->has_depth);
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->has_depth);
assert(view_format_info->has_depth);
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);
}
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 enum isl_channel_select
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 ISL_CHANNEL_SELECT_ZERO;
case VK_COMPONENT_SWIZZLE_ONE:
return ISL_CHANNEL_SELECT_ONE;
case VK_COMPONENT_SWIZZLE_R:
return ISL_CHANNEL_SELECT_RED + format_swizzle.r;
case VK_COMPONENT_SWIZZLE_G:
return ISL_CHANNEL_SELECT_RED + format_swizzle.g;
case VK_COMPONENT_SWIZZLE_B:
return ISL_CHANNEL_SELECT_RED + format_swizzle.b;
case VK_COMPONENT_SWIZZLE_A:
return ISL_CHANNEL_SELECT_RED + 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,
VkImageUsageFlags usage_mask)
{
ANV_FROM_HANDLE(anv_image, image, pCreateInfo->image);
const VkImageSubresourceRange *range = &pCreateInfo->subresourceRange;
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 + anv_get_layerCount(image, range) - 1 <= image->array_size);
break;
case VK_IMAGE_TYPE_3D:
assert(range->baseArrayLayer + anv_get_layerCount(image, range) - 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;
iview->aspect_mask = pCreateInfo->subresourceRange.aspectMask;
iview->vk_format = pCreateInfo->format;
struct anv_format_swizzle swizzle;
enum isl_format format = anv_get_isl_format(pCreateInfo->format,
range->aspectMask,
image->tiling, &swizzle);
iview->base_layer = range->baseArrayLayer;
iview->base_mip = range->baseMipLevel;
struct isl_view isl_view = {
.format = format,
.base_level = range->baseMipLevel,
.levels = anv_get_levelCount(image, range),
.base_array_layer = range->baseArrayLayer,
.array_len = anv_get_layerCount(image, range),
.channel_select = {
remap_swizzle(pCreateInfo->components.r,
VK_COMPONENT_SWIZZLE_R, swizzle),
remap_swizzle(pCreateInfo->components.g,
VK_COMPONENT_SWIZZLE_G, swizzle),
remap_swizzle(pCreateInfo->components.b,
VK_COMPONENT_SWIZZLE_B, swizzle),
remap_swizzle(pCreateInfo->components.a,
VK_COMPONENT_SWIZZLE_A, swizzle),
},
};
iview->extent = (VkExtent3D) {
.width = anv_minify(image->extent.width , range->baseMipLevel),
.height = anv_minify(image->extent.height, range->baseMipLevel),
.depth = anv_minify(image->extent.depth , range->baseMipLevel),
};
isl_surf_usage_flags_t cube_usage;
if (pCreateInfo->viewType == VK_IMAGE_VIEW_TYPE_CUBE ||
pCreateInfo->viewType == VK_IMAGE_VIEW_TYPE_CUBE_ARRAY) {
cube_usage = ISL_SURF_USAGE_CUBE_BIT;
} else {
cube_usage = 0;
}
if (image->usage & usage_mask & VK_IMAGE_USAGE_SAMPLED_BIT) {
iview->sampler_surface_state = alloc_surface_state(device, cmd_buffer);
isl_view.usage = cube_usage | ISL_SURF_USAGE_TEXTURE_BIT;
isl_surf_fill_state(&device->isl_dev,
iview->sampler_surface_state.map,
.surf = &surface->isl,
.view = &isl_view,
.mocs = device->default_mocs);
if (!device->info.has_llc)
anv_state_clflush(iview->sampler_surface_state);
} else {
iview->sampler_surface_state.alloc_size = 0;
}
if (image->usage & usage_mask & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
iview->color_rt_surface_state = alloc_surface_state(device, cmd_buffer);
isl_view.usage = cube_usage | ISL_SURF_USAGE_RENDER_TARGET_BIT;
isl_surf_fill_state(&device->isl_dev,
iview->color_rt_surface_state.map,
.surf = &surface->isl,
.view = &isl_view,
.mocs = device->default_mocs);
if (!device->info.has_llc)
anv_state_clflush(iview->color_rt_surface_state);
} else {
iview->color_rt_surface_state.alloc_size = 0;
}
if (image->usage & usage_mask & VK_IMAGE_USAGE_STORAGE_BIT) {
iview->storage_surface_state = alloc_surface_state(device, cmd_buffer);
if (isl_has_matching_typed_storage_image_format(&device->info, format)) {
isl_view.usage = cube_usage | ISL_SURF_USAGE_STORAGE_BIT;
isl_surf_fill_state(&device->isl_dev,
iview->storage_surface_state.map,
.surf = &surface->isl,
.view = &isl_view,
.mocs = device->default_mocs);
} else {
anv_fill_buffer_surface_state(device, iview->storage_surface_state,
ISL_FORMAT_RAW,
iview->offset,
iview->bo->size - iview->offset, 1);
}
isl_surf_fill_image_param(&device->isl_dev,
&iview->storage_image_param,
&surface->isl, &isl_view);
if (!device->info.has_llc)
anv_state_clflush(iview->storage_surface_state);
} 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);
}
void anv_buffer_view_init(struct anv_buffer_view *view,
struct anv_device *device,
const VkBufferViewCreateInfo* pCreateInfo,
struct anv_cmd_buffer *cmd_buffer)
{
ANV_FROM_HANDLE(anv_buffer, buffer, pCreateInfo->buffer);
const struct anv_format *format =
anv_format_for_vk_format(pCreateInfo->format);
view->format = format->isl_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 = alloc_surface_state(device, cmd_buffer);
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 = alloc_surface_state(device, cmd_buffer);
enum isl_format storage_format =
isl_has_matching_typed_storage_image_format(&device->info,
view->format) ?
isl_lower_storage_image_format(&device->info, 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));
isl_buffer_fill_image_param(&device->isl_dev,
&view->storage_image_param,
view->format, view->range);
} else {
view->storage_surface_state = (struct anv_state){ 0 };
}
}
VkResult
anv_CreateBufferView(VkDevice _device,
const VkBufferViewCreateInfo *pCreateInfo,
const VkAllocationCallbacks *pAllocator,
VkBufferView *pView)
{
ANV_FROM_HANDLE(anv_device, device, _device);
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);
anv_buffer_view_init(view, device, pCreateInfo, NULL);
*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->has_depth && image->format->has_stencil) {
return &image->depth_surface;
} else if (image->format->has_depth) {
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->has_depth);
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->has_depth && 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->has_depth) {
return &image->depth_surface;
} else if (image->format->has_stencil) {
return &image->stencil_surface;
}
/* fallthrough */
default:
unreachable("image does not have aspect");
return NULL;
}
}
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