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turnip: initial implementation of VK_KHR_push_descriptor

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Add missing descriptor sets code for push descriptors, and a simple initial
implementation to enable the extension and pass dEQP tests.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6755>
This commit is contained in:
Jonathan Marek 2020-09-16 20:12:52 -04:00 committed by Marge Bot
parent 992d24794d
commit 6d4f33e469
6 changed files with 117 additions and 18 deletions
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3
.gitlab-ci/deqp-freedreno-a630-flakes.txt
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@ -38,6 +38,9 @@ dEQP-VK.memory_model.write_after_read.core11.u32.coherent.fence_fence.atomicwrit
# https://gitlab.khronos.org/Tracker/vk-gl-cts/-/issues/2017
dEQP-VK.renderpass.*separate_channels.*
# These tests are broken (does not respect our minStorageBufferOffsetAlignment of 64)
dEQP-VK.pipeline.push_descriptor.compute.*
# Undiagnosed flakes appearing more than once in the last 2 months as
# of 2020-08-19, in descending order of frequency.
dEQP-GLES3.functional.fbo.msaa.2_samples.stencil_index8

70
src/freedreno/vulkan/tu_cmd_buffer.c
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@ -1771,6 +1771,76 @@ tu_CmdBindDescriptorSets(VkCommandBuffer commandBuffer,
}
}
void tu_CmdPushDescriptorSetKHR(VkCommandBuffer commandBuffer,
VkPipelineBindPoint pipelineBindPoint,
VkPipelineLayout _layout,
uint32_t _set,
uint32_t descriptorWriteCount,
const VkWriteDescriptorSet *pDescriptorWrites)
{
TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
TU_FROM_HANDLE(tu_pipeline_layout, pipe_layout, _layout);
struct tu_descriptor_set_layout *layout = pipe_layout->set[_set].layout;
struct tu_descriptor_set *set =
&tu_get_descriptors_state(cmd, pipelineBindPoint)->push_set;
struct tu_cs_memory set_mem;
VkResult result = tu_cs_alloc(&cmd->sub_cs,
DIV_ROUND_UP(layout->size, A6XX_TEX_CONST_DWORDS * 4),
A6XX_TEX_CONST_DWORDS, &set_mem);
assert(result == VK_SUCCESS);
/* preserve previous content if the layout is the same: */
if (set->layout == layout)
memcpy(set_mem.map, set->mapped_ptr, MIN2(set->size, layout->size));
set->layout = layout;
set->mapped_ptr = set_mem.map;
set->va = set_mem.iova;
tu_update_descriptor_sets(tu_descriptor_set_to_handle(set),
descriptorWriteCount, pDescriptorWrites, 0, NULL);
tu_CmdBindDescriptorSets(commandBuffer, pipelineBindPoint, _layout, _set,
1, (VkDescriptorSet[]) { tu_descriptor_set_to_handle(set) },
0, NULL);
}
void tu_CmdPushDescriptorSetWithTemplateKHR(
VkCommandBuffer commandBuffer,
VkDescriptorUpdateTemplate descriptorUpdateTemplate,
VkPipelineLayout _layout,
uint32_t _set,
const void* pData)
{
TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
TU_FROM_HANDLE(tu_pipeline_layout, pipe_layout, _layout);
TU_FROM_HANDLE(tu_descriptor_update_template, templ, descriptorUpdateTemplate);
struct tu_descriptor_set_layout *layout = pipe_layout->set[_set].layout;
struct tu_descriptor_set *set =
&tu_get_descriptors_state(cmd, templ->bind_point)->push_set;
struct tu_cs_memory set_mem;
VkResult result = tu_cs_alloc(&cmd->sub_cs,
DIV_ROUND_UP(layout->size, A6XX_TEX_CONST_DWORDS * 4),
A6XX_TEX_CONST_DWORDS, &set_mem);
assert(result == VK_SUCCESS);
/* preserve previous content if the layout is the same: */
if (set->layout == layout)
memcpy(set_mem.map, set->mapped_ptr, MIN2(set->size, layout->size));
set->layout = layout;
set->mapped_ptr = set_mem.map;
set->va = set_mem.iova;
tu_update_descriptor_set_with_template(set, descriptorUpdateTemplate, pData);
tu_CmdBindDescriptorSets(commandBuffer, templ->bind_point, _layout, _set,
1, (VkDescriptorSet[]) { tu_descriptor_set_to_handle(set) },
0, NULL);
}
void tu_CmdBindTransformFeedbackBuffersEXT(VkCommandBuffer commandBuffer,
uint32_t firstBinding,
uint32_t bindingCount,

43
src/freedreno/vulkan/tu_descriptor_set.c
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@ -794,6 +794,13 @@ write_sampler_descriptor(uint32_t *dst, const VkDescriptorImageInfo *image_info)
memcpy(dst, sampler->descriptor, sizeof(sampler->descriptor));
}
/* note: this is used with immutable samplers in push descriptors */
static void
write_sampler_push(uint32_t *dst, const struct tu_sampler *sampler)
{
memcpy(dst, sampler->descriptor, sizeof(sampler->descriptor));
}
void
tu_update_descriptor_sets(VkDescriptorSet dstSetOverride,
uint32_t descriptorWriteCount,
@ -804,11 +811,15 @@ tu_update_descriptor_sets(VkDescriptorSet dstSetOverride,
uint32_t i, j;
for (i = 0; i < descriptorWriteCount; i++) {
const VkWriteDescriptorSet *writeset = &pDescriptorWrites[i];
TU_FROM_HANDLE(tu_descriptor_set, set,
dstSetOverride ? dstSetOverride : writeset->dstSet);
TU_FROM_HANDLE(tu_descriptor_set, set, dstSetOverride ?: writeset->dstSet);
const struct tu_descriptor_set_binding_layout *binding_layout =
set->layout->binding + writeset->dstBinding;
uint32_t *ptr = set->mapped_ptr;
/* for immutable samplers with push descriptors: */
const bool copy_immutable_samplers =
dstSetOverride && binding_layout->immutable_samplers_offset;
const struct tu_sampler *samplers =
tu_immutable_samplers(set->layout, binding_layout);
ptr += binding_layout->offset / 4;
@ -850,9 +861,15 @@ tu_update_descriptor_sets(VkDescriptorSet dstSetOverride,
writeset->descriptorType,
writeset->pImageInfo + j,
!binding_layout->immutable_samplers_offset);
if (copy_immutable_samplers)
write_sampler_push(ptr + A6XX_TEX_CONST_DWORDS, &samplers[writeset->dstArrayElement + j]);
break;
case VK_DESCRIPTOR_TYPE_SAMPLER:
write_sampler_descriptor(ptr, writeset->pImageInfo + j);
if (!binding_layout->immutable_samplers_offset)
write_sampler_descriptor(ptr, writeset->pImageInfo + j);
else if (copy_immutable_samplers)
write_sampler_push(ptr, &samplers[writeset->dstArrayElement + j]);
break;
case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
/* nothing in descriptor set - framebuffer state is used instead */
@ -952,6 +969,8 @@ tu_CreateDescriptorUpdateTemplate(
*/
assert(pCreateInfo->set < MAX_SETS);
set_layout = pipeline_layout->set[pCreateInfo->set].layout;
templ->bind_point = pCreateInfo->pipelineBindPoint;
}
for (uint32_t i = 0; i < entry_count; i++) {
@ -960,6 +979,7 @@ tu_CreateDescriptorUpdateTemplate(
const struct tu_descriptor_set_binding_layout *binding_layout =
set_layout->binding + entry->dstBinding;
uint32_t dst_offset, dst_stride;
const struct tu_sampler *immutable_samplers = NULL;
/* dst_offset is an offset into dynamic_descriptors when the descriptor
* is dynamic, and an offset into mapped_ptr otherwise.
@ -971,6 +991,14 @@ tu_CreateDescriptorUpdateTemplate(
entry->dstArrayElement) * A6XX_TEX_CONST_DWORDS;
dst_stride = A6XX_TEX_CONST_DWORDS;
break;
case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
case VK_DESCRIPTOR_TYPE_SAMPLER:
if (pCreateInfo->templateType == VK_DESCRIPTOR_UPDATE_TEMPLATE_TYPE_PUSH_DESCRIPTORS_KHR &&
binding_layout->immutable_samplers_offset) {
immutable_samplers =
tu_immutable_samplers(set_layout, binding_layout) + entry->dstArrayElement;
}
/* fallthrough */
default:
dst_offset = binding_layout->offset / 4;
dst_offset += (binding_layout->size * entry->dstArrayElement) / 4;
@ -985,6 +1013,7 @@ tu_CreateDescriptorUpdateTemplate(
.dst_offset = dst_offset,
.dst_stride = dst_stride,
.has_sampler = !binding_layout->immutable_samplers_offset,
.immutable_samplers = immutable_samplers,
};
}
@ -1022,6 +1051,7 @@ tu_update_descriptor_set_with_template(
for (uint32_t i = 0; i < templ->entry_count; i++) {
uint32_t *ptr = set->mapped_ptr;
const void *src = ((const char *) pData) + templ->entry[i].src_offset;
const struct tu_sampler *samplers = templ->entry[i].immutable_samplers;
ptr += templ->entry[i].dst_offset;
unsigned dst_offset = templ->entry[i].dst_offset;
@ -1057,9 +1087,14 @@ tu_update_descriptor_set_with_template(
templ->entry[i].descriptor_type,
src,
templ->entry[i].has_sampler);
if (samplers)
write_sampler_push(ptr + A6XX_TEX_CONST_DWORDS, &samplers[j]);
break;
case VK_DESCRIPTOR_TYPE_SAMPLER:
write_sampler_descriptor(ptr, src);
if (templ->entry[i].has_sampler)
write_sampler_descriptor(ptr, src);
else if (samplers)
write_sampler_push(ptr, &samplers[j]);
break;
case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
/* nothing in descriptor set - framebuffer state is used instead */

2
src/freedreno/vulkan/tu_descriptor_set.h
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@ -108,7 +108,7 @@ struct tu_pipeline_layout
uint32_t dynamic_offset_count;
};
static inline const uint32_t *
static inline const struct tu_sampler *
tu_immutable_samplers(const struct tu_descriptor_set_layout *set,
const struct tu_descriptor_set_binding_layout *binding)
{

1
src/freedreno/vulkan/tu_extensions.py
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@ -96,6 +96,7 @@ EXTENSIONS = [
Extension('VK_EXT_host_query_reset', 1, True),
Extension('VK_EXT_shader_viewport_index_layer', 1, True),
Extension('VK_EXT_extended_dynamic_state', 1, True),
Extension('VK_KHR_push_descriptor', 1, True),
]
MAX_API_VERSION = VkVersion(MAX_API_VERSION)

16
src/freedreno/vulkan/tu_private.h
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@ -588,12 +588,6 @@ struct tu_descriptor_set
uint32_t *dynamic_descriptors;
};
struct tu_push_descriptor_set
{
struct tu_descriptor_set set;
uint32_t capacity;
};
struct tu_descriptor_pool_entry
{
uint32_t offset;
@ -642,7 +636,7 @@ struct tu_descriptor_update_template_entry
size_t src_stride;
/* For push descriptors */
const uint32_t *immutable_samplers;
const struct tu_sampler *immutable_samplers;
};
struct tu_descriptor_update_template
@ -650,6 +644,7 @@ struct tu_descriptor_update_template
struct vk_object_base base;
uint32_t entry_count;
VkPipelineBindPoint bind_point;
struct tu_descriptor_update_template_entry entry[0];
};
@ -681,6 +676,7 @@ tu_get_perftest_option_name(int id);
struct tu_descriptor_state
{
struct tu_descriptor_set *sets[MAX_SETS];
struct tu_descriptor_set push_set;
uint32_t dynamic_descriptors[MAX_DYNAMIC_BUFFERS * A6XX_TEX_CONST_DWORDS];
};
@ -1514,12 +1510,6 @@ struct tu_semaphore
struct tu_semaphore_part temporary;
};
void
tu_set_descriptor_set(struct tu_cmd_buffer *cmd_buffer,
VkPipelineBindPoint bind_point,
struct tu_descriptor_set *set,
unsigned idx);
void
tu_update_descriptor_sets(VkDescriptorSet overrideSet,
uint32_t descriptorWriteCount,