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mesa/src/amd/vulkan/radv_pass.c

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/*
* Copyright © 2016 Red Hat.
* Copyright © 2016 Bas Nieuwenhuizen
*
* based in part on anv driver which is:
* 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 "radv_private.h"
#include "vk_util.h"
static void
radv_render_pass_add_subpass_dep(struct radv_render_pass *pass, const VkSubpassDependency2 *dep)
{
uint32_t src = dep->srcSubpass;
uint32_t dst = dep->dstSubpass;
/* Ignore subpass self-dependencies as they allow the app to call
* vkCmdPipelineBarrier() inside the render pass and the driver should
* only do the barrier when called, not when starting the render pass.
*/
if (src == dst)
return;
/* Accumulate all ingoing external dependencies to the first subpass. */
if (src == VK_SUBPASS_EXTERNAL)
dst = 0;
/* From the Vulkan 1.2.195 spec:
*
* "If an instance of VkMemoryBarrier2 is included in the pNext chain, srcStageMask,
* dstStageMask, srcAccessMask, and dstAccessMask parameters are ignored. The synchronization
* and access scopes instead are defined by the parameters of VkMemoryBarrier2."
*/
const VkMemoryBarrier2 *barrier =
vk_find_struct_const(dep->pNext, MEMORY_BARRIER_2);
VkPipelineStageFlags2 src_stage_mask = barrier ? barrier->srcStageMask : dep->srcStageMask;
VkAccessFlags2 src_access_mask = barrier ? barrier->srcAccessMask : dep->srcAccessMask;
VkPipelineStageFlags2 dst_stage_mask = barrier ? barrier->dstStageMask : dep->dstStageMask;
VkAccessFlags2 dst_access_mask = barrier ? barrier->dstAccessMask : dep->dstAccessMask;
if (dst == VK_SUBPASS_EXTERNAL) {
if (dst_stage_mask != VK_PIPELINE_STAGE_2_BOTTOM_OF_PIPE_BIT) {
pass->end_barrier.src_stage_mask |= src_stage_mask;
pass->end_barrier.dst_stage_mask |= dst_stage_mask;
}
pass->end_barrier.src_access_mask |= src_access_mask;
pass->end_barrier.dst_access_mask |= dst_access_mask;
} else {
if (dst_stage_mask != VK_PIPELINE_STAGE_2_BOTTOM_OF_PIPE_BIT) {
pass->subpasses[dst].start_barrier.src_stage_mask |= src_stage_mask;
pass->subpasses[dst].start_barrier.dst_stage_mask |= dst_stage_mask;
}
pass->subpasses[dst].start_barrier.src_access_mask |= src_access_mask;
pass->subpasses[dst].start_barrier.dst_access_mask |= dst_access_mask;
}
}
static void
radv_render_pass_add_implicit_deps(struct radv_render_pass *pass)
{
/* From the Vulkan 1.0.39 spec:
*
* If there is no subpass dependency from VK_SUBPASS_EXTERNAL to the
* first subpass that uses an attachment, then an implicit subpass
* dependency exists from VK_SUBPASS_EXTERNAL to the first subpass it is
* used in. The implicit subpass dependency only exists if there
* exists an automatic layout transition away from initialLayout.
* The subpass dependency operates as if defined with the
* following parameters:
*
* VkSubpassDependency implicitDependency = {
* .srcSubpass = VK_SUBPASS_EXTERNAL;
* .dstSubpass = firstSubpass; // First subpass attachment is used in
* .srcStageMask = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
* .dstStageMask = VK_PIPELINE_STAGE_ALL_COMMANDS_BIT;
* .srcAccessMask = 0;
* .dstAccessMask = VK_ACCESS_INPUT_ATTACHMENT_READ_BIT |
* VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
* VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT |
* VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
* VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
* .dependencyFlags = 0;
* };
*
* Similarly, if there is no subpass dependency from the last subpass
* that uses an attachment to VK_SUBPASS_EXTERNAL, then an implicit
* subpass dependency exists from the last subpass it is used in to
* VK_SUBPASS_EXTERNAL. The implicit subpass dependency only exists
* if there exists an automatic layout transition into finalLayout.
* The subpass dependency operates as if defined with the following
* parameters:
*
* VkSubpassDependency implicitDependency = {
* .srcSubpass = lastSubpass; // Last subpass attachment is used in
* .dstSubpass = VK_SUBPASS_EXTERNAL;
* .srcStageMask = VK_PIPELINE_STAGE_ALL_COMMANDS_BIT;
* .dstStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
* .srcAccessMask = VK_ACCESS_INPUT_ATTACHMENT_READ_BIT |
* VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
* VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT |
* VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
* VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
* .dstAccessMask = 0;
* .dependencyFlags = 0;
* };
*/
for (uint32_t i = 0; i < pass->subpass_count; i++) {
struct radv_subpass *subpass = &pass->subpasses[i];
bool add_ingoing_dep = false, add_outgoing_dep = false;
for (uint32_t j = 0; j < subpass->attachment_count; j++) {
struct radv_subpass_attachment *subpass_att = &subpass->attachments[j];
if (subpass_att->attachment == VK_ATTACHMENT_UNUSED)
continue;
struct radv_render_pass_attachment *pass_att = &pass->attachments[subpass_att->attachment];
uint32_t initial_layout = pass_att->initial_layout;
uint32_t stencil_initial_layout = pass_att->stencil_initial_layout;
uint32_t final_layout = pass_att->final_layout;
uint32_t stencil_final_layout = pass_att->stencil_final_layout;
/* The implicit subpass dependency only exists if
* there exists an automatic layout transition away
* from initialLayout.
*/
if (pass_att->first_subpass_idx == i && !subpass->has_ingoing_dep &&
((subpass_att->layout != initial_layout) ||
(subpass_att->stencil_layout != stencil_initial_layout))) {
add_ingoing_dep = true;
}
/* The implicit subpass dependency only exists if
* there exists an automatic layout transition into
* finalLayout.
*/
if (pass_att->last_subpass_idx == i && !subpass->has_outgoing_dep &&
((subpass_att->layout != final_layout) ||
(subpass_att->stencil_layout != stencil_final_layout))) {
add_outgoing_dep = true;
}
}
if (add_ingoing_dep) {
const VkSubpassDependency2 implicit_ingoing_dep = {
.srcSubpass = VK_SUBPASS_EXTERNAL,
.dstSubpass = i, /* first subpass attachment is used in */
.srcStageMask = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
.dstStageMask = VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
.srcAccessMask = 0,
.dstAccessMask =
VK_ACCESS_INPUT_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
.dependencyFlags = 0,
};
radv_render_pass_add_subpass_dep(pass, &implicit_ingoing_dep);
}
if (add_outgoing_dep) {
const VkSubpassDependency2 implicit_outgoing_dep = {
.srcSubpass = i, /* last subpass attachment is used in */
.dstSubpass = VK_SUBPASS_EXTERNAL,
.srcStageMask = VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
.dstStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
.srcAccessMask =
VK_ACCESS_INPUT_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
.dstAccessMask = 0,
.dependencyFlags = 0,
};
radv_render_pass_add_subpass_dep(pass, &implicit_outgoing_dep);
}
}
}
static void
radv_render_pass_compile(struct radv_render_pass *pass)
{
for (uint32_t i = 0; i < pass->subpass_count; i++) {
struct radv_subpass *subpass = &pass->subpasses[i];
for (uint32_t j = 0; j < subpass->attachment_count; j++) {
struct radv_subpass_attachment *subpass_att = &subpass->attachments[j];
if (subpass_att->attachment == VK_ATTACHMENT_UNUSED)
continue;
struct radv_render_pass_attachment *pass_att = &pass->attachments[subpass_att->attachment];
pass_att->first_subpass_idx = VK_SUBPASS_EXTERNAL;
pass_att->last_subpass_idx = VK_SUBPASS_EXTERNAL;
}
}
for (uint32_t i = 0; i < pass->subpass_count; i++) {
struct radv_subpass *subpass = &pass->subpasses[i];
uint32_t color_sample_count = 1, depth_sample_count = 1;
/* We don't allow depth_stencil_attachment to be non-NULL and
* be VK_ATTACHMENT_UNUSED. This way something can just check
* for NULL and be guaranteed that they have a valid
* attachment.
*/
if (subpass->depth_stencil_attachment &&
subpass->depth_stencil_attachment->attachment == VK_ATTACHMENT_UNUSED)
subpass->depth_stencil_attachment = NULL;
if (subpass->ds_resolve_attachment &&
subpass->ds_resolve_attachment->attachment == VK_ATTACHMENT_UNUSED)
subpass->ds_resolve_attachment = NULL;
if (subpass->vrs_attachment && subpass->vrs_attachment->attachment == VK_ATTACHMENT_UNUSED)
subpass->vrs_attachment = NULL;
for (uint32_t j = 0; j < subpass->attachment_count; j++) {
struct radv_subpass_attachment *subpass_att = &subpass->attachments[j];
if (subpass_att->attachment == VK_ATTACHMENT_UNUSED)
continue;
struct radv_render_pass_attachment *pass_att = &pass->attachments[subpass_att->attachment];
if (i < pass_att->first_subpass_idx)
pass_att->first_subpass_idx = i;
pass_att->last_subpass_idx = i;
}
for (uint32_t j = 0; j < subpass->color_count; j++) {
struct radv_subpass_attachment *subpass_att = &subpass->color_attachments[j];
if (subpass_att->attachment == VK_ATTACHMENT_UNUSED)
continue;
struct radv_render_pass_attachment *pass_att = &pass->attachments[subpass_att->attachment];
color_sample_count = pass_att->samples;
}
if (subpass->depth_stencil_attachment) {
const uint32_t a = subpass->depth_stencil_attachment->attachment;
struct radv_render_pass_attachment *pass_att = &pass->attachments[a];
depth_sample_count = pass_att->samples;
}
subpass->max_sample_count = MAX2(color_sample_count, depth_sample_count);
subpass->color_sample_count = color_sample_count;
subpass->depth_sample_count = depth_sample_count;
/* We have to handle resolve attachments specially */
subpass->has_color_resolve = false;
if (subpass->resolve_attachments) {
for (uint32_t j = 0; j < subpass->color_count; j++) {
struct radv_subpass_attachment *resolve_att = &subpass->resolve_attachments[j];
if (resolve_att->attachment == VK_ATTACHMENT_UNUSED)
continue;
subpass->has_color_resolve = true;
}
}
for (uint32_t j = 0; j < subpass->input_count; ++j) {
if (subpass->input_attachments[j].attachment == VK_ATTACHMENT_UNUSED)
continue;
for (uint32_t k = 0; k < subpass->color_count; ++k) {
if (subpass->color_attachments[k].attachment ==
subpass->input_attachments[j].attachment) {
subpass->input_attachments[j].in_render_loop = true;
subpass->color_attachments[k].in_render_loop = true;
}
}
if (subpass->depth_stencil_attachment && subpass->depth_stencil_attachment->attachment ==
subpass->input_attachments[j].attachment) {
subpass->input_attachments[j].in_render_loop = true;
subpass->depth_stencil_attachment->in_render_loop = true;
}
}
}
}
static void
radv_destroy_render_pass(struct radv_device *device, const VkAllocationCallbacks *pAllocator,
struct radv_render_pass *pass)
{
vk_object_base_finish(&pass->base);
vk_free2(&device->vk.alloc, pAllocator, pass->subpass_attachments);
vk_free2(&device->vk.alloc, pAllocator, pass);
}
static unsigned
radv_num_subpass_attachments2(const VkSubpassDescription2 *desc)
{
const VkSubpassDescriptionDepthStencilResolve *ds_resolve =
vk_find_struct_const(desc->pNext, SUBPASS_DESCRIPTION_DEPTH_STENCIL_RESOLVE);
const VkFragmentShadingRateAttachmentInfoKHR *vrs =
vk_find_struct_const(desc->pNext, FRAGMENT_SHADING_RATE_ATTACHMENT_INFO_KHR);
return desc->inputAttachmentCount + desc->colorAttachmentCount +
(desc->pResolveAttachments ? desc->colorAttachmentCount : 0) +
(desc->pDepthStencilAttachment != NULL) +
(ds_resolve && ds_resolve->pDepthStencilResolveAttachment) +
(vrs && vrs->pFragmentShadingRateAttachment);
}
VKAPI_ATTR VkResult VKAPI_CALL
radv_CreateRenderPass2(VkDevice _device, const VkRenderPassCreateInfo2 *pCreateInfo,
const VkAllocationCallbacks *pAllocator, VkRenderPass *pRenderPass)
{
RADV_FROM_HANDLE(radv_device, device, _device);
struct radv_render_pass *pass;
size_t size;
size_t attachments_offset;
assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO_2);
size = sizeof(*pass);
size += pCreateInfo->subpassCount * sizeof(pass->subpasses[0]);
attachments_offset = size;
size += pCreateInfo->attachmentCount * sizeof(pass->attachments[0]);
pass = vk_alloc2(&device->vk.alloc, pAllocator, size, 8, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (pass == NULL)
return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
memset(pass, 0, size);
vk_object_base_init(&device->vk, &pass->base, VK_OBJECT_TYPE_RENDER_PASS);
pass->attachment_count = pCreateInfo->attachmentCount;
pass->subpass_count = pCreateInfo->subpassCount;
pass->attachments = (struct radv_render_pass_attachment *)((uint8_t *)pass + attachments_offset);
for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
struct radv_render_pass_attachment *att = &pass->attachments[i];
att->format = pCreateInfo->pAttachments[i].format;
att->samples = pCreateInfo->pAttachments[i].samples;
att->load_op = pCreateInfo->pAttachments[i].loadOp;
att->stencil_load_op = pCreateInfo->pAttachments[i].stencilLoadOp;
att->initial_layout = pCreateInfo->pAttachments[i].initialLayout;
att->final_layout = pCreateInfo->pAttachments[i].finalLayout;
att->stencil_initial_layout = vk_att_desc_stencil_layout(&pCreateInfo->pAttachments[i], false);
att->stencil_final_layout = vk_att_desc_stencil_layout(&pCreateInfo->pAttachments[i], true);
// att->store_op = pCreateInfo->pAttachments[i].storeOp;
// att->stencil_store_op = pCreateInfo->pAttachments[i].stencilStoreOp;
}
uint32_t subpass_attachment_count = 0;
struct radv_subpass_attachment *p;
for (uint32_t i = 0; i < pCreateInfo->subpassCount; i++) {
subpass_attachment_count += radv_num_subpass_attachments2(&pCreateInfo->pSubpasses[i]);
}
if (subpass_attachment_count) {
pass->subpass_attachments =
vk_alloc2(&device->vk.alloc, pAllocator,
subpass_attachment_count * sizeof(struct radv_subpass_attachment), 8,
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (pass->subpass_attachments == NULL) {
radv_destroy_render_pass(device, pAllocator, pass);
return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
}
} else
pass->subpass_attachments = NULL;
p = pass->subpass_attachments;
for (uint32_t i = 0; i < pCreateInfo->subpassCount; i++) {
const VkSubpassDescription2 *desc = &pCreateInfo->pSubpasses[i];
struct radv_subpass *subpass = &pass->subpasses[i];
subpass->input_count = desc->inputAttachmentCount;
subpass->color_count = desc->colorAttachmentCount;
subpass->attachment_count = radv_num_subpass_attachments2(desc);
subpass->attachments = p;
subpass->view_mask = desc->viewMask;
if (desc->inputAttachmentCount > 0) {
subpass->input_attachments = p;
p += desc->inputAttachmentCount;
for (uint32_t j = 0; j < desc->inputAttachmentCount; j++) {
subpass->input_attachments[j] = (struct radv_subpass_attachment){
.attachment = desc->pInputAttachments[j].attachment,
.layout = desc->pInputAttachments[j].layout,
.stencil_layout = vk_att_ref_stencil_layout(&desc->pInputAttachments[j],
pCreateInfo->pAttachments),
};
}
}
if (desc->colorAttachmentCount > 0) {
subpass->color_attachments = p;
p += desc->colorAttachmentCount;
for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) {
subpass->color_attachments[j] = (struct radv_subpass_attachment){
.attachment = desc->pColorAttachments[j].attachment,
.layout = desc->pColorAttachments[j].layout,
};
}
}
if (desc->pResolveAttachments) {
subpass->resolve_attachments = p;
p += desc->colorAttachmentCount;
for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) {
subpass->resolve_attachments[j] = (struct radv_subpass_attachment){
.attachment = desc->pResolveAttachments[j].attachment,
.layout = desc->pResolveAttachments[j].layout,
};
}
}
if (desc->pDepthStencilAttachment) {
subpass->depth_stencil_attachment = p++;
*subpass->depth_stencil_attachment = (struct radv_subpass_attachment){
.attachment = desc->pDepthStencilAttachment->attachment,
.layout = desc->pDepthStencilAttachment->layout,
.stencil_layout = vk_att_ref_stencil_layout(desc->pDepthStencilAttachment,
pCreateInfo->pAttachments),
};
}
const VkSubpassDescriptionDepthStencilResolve *ds_resolve =
vk_find_struct_const(desc->pNext, SUBPASS_DESCRIPTION_DEPTH_STENCIL_RESOLVE);
if (ds_resolve && ds_resolve->pDepthStencilResolveAttachment) {
subpass->ds_resolve_attachment = p++;
*subpass->ds_resolve_attachment = (struct radv_subpass_attachment){
.attachment = ds_resolve->pDepthStencilResolveAttachment->attachment,
.layout = ds_resolve->pDepthStencilResolveAttachment->layout,
.stencil_layout = vk_att_ref_stencil_layout(ds_resolve->pDepthStencilResolveAttachment,
pCreateInfo->pAttachments),
};
subpass->depth_resolve_mode = ds_resolve->depthResolveMode;
subpass->stencil_resolve_mode = ds_resolve->stencilResolveMode;
}
const VkFragmentShadingRateAttachmentInfoKHR *vrs =
vk_find_struct_const(desc->pNext, FRAGMENT_SHADING_RATE_ATTACHMENT_INFO_KHR);
if (vrs && vrs->pFragmentShadingRateAttachment) {
subpass->vrs_attachment = p++;
*subpass->vrs_attachment = (struct radv_subpass_attachment){
.attachment = vrs->pFragmentShadingRateAttachment->attachment,
.layout = vrs->pFragmentShadingRateAttachment->layout,
};
}
}
for (unsigned i = 0; i < pCreateInfo->dependencyCount; ++i) {
const VkSubpassDependency2 *dep = &pCreateInfo->pDependencies[i];
radv_render_pass_add_subpass_dep(pass, &pCreateInfo->pDependencies[i]);
/* Determine if the subpass has explicit dependencies from/to
* VK_SUBPASS_EXTERNAL.
*/
if (dep->srcSubpass == VK_SUBPASS_EXTERNAL && dep->dstSubpass != VK_SUBPASS_EXTERNAL) {
pass->subpasses[dep->dstSubpass].has_ingoing_dep = true;
}
if (dep->dstSubpass == VK_SUBPASS_EXTERNAL && dep->srcSubpass != VK_SUBPASS_EXTERNAL) {
pass->subpasses[dep->srcSubpass].has_outgoing_dep = true;
}
}
radv_render_pass_compile(pass);
radv_render_pass_add_implicit_deps(pass);
*pRenderPass = radv_render_pass_to_handle(pass);
return VK_SUCCESS;
}
VKAPI_ATTR void VKAPI_CALL
radv_DestroyRenderPass(VkDevice _device, VkRenderPass _pass,
const VkAllocationCallbacks *pAllocator)
{
RADV_FROM_HANDLE(radv_device, device, _device);
RADV_FROM_HANDLE(radv_render_pass, pass, _pass);
if (!_pass)
return;
radv_destroy_render_pass(device, pAllocator, pass);
}
VKAPI_ATTR void VKAPI_CALL
radv_GetRenderAreaGranularity(VkDevice device, VkRenderPass renderPass, VkExtent2D *pGranularity)
{
pGranularity->width = 1;
pGranularity->height = 1;
}
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