return VK_SUCCESS;
}
+static void
+vn_instance_ring_wait(struct vn_instance *instance)
+{
+ struct vn_ring *ring = &instance->ring.ring;
+ vn_ring_wait_all(ring);
+}
+
static bool
vn_instance_grow_reply_bo_locked(struct vn_instance *instance, size_t size)
{
return VK_SUCCESS;
}
+static VkResult
+vn_queue_init(struct vn_device *dev,
+ struct vn_queue *queue,
+ const VkDeviceQueueCreateInfo *queue_info,
+ uint32_t queue_index,
+ uint32_t sync_queue_index)
+{
+ vn_object_base_init(&queue->base, VK_OBJECT_TYPE_QUEUE, &dev->base);
+
+ VkQueue queue_handle = vn_queue_to_handle(queue);
+ vn_async_vkGetDeviceQueue2(
+ dev->instance, vn_device_to_handle(dev),
+ &(VkDeviceQueueInfo2){
+ .sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_INFO_2,
+ .flags = queue_info->flags,
+ .queueFamilyIndex = queue_info->queueFamilyIndex,
+ .queueIndex = queue_index,
+ },
+ &queue_handle);
+
+ queue->device = dev;
+ queue->family = queue_info->queueFamilyIndex;
+ queue->index = queue_index;
+ queue->flags = queue_info->flags;
+
+ queue->sync_queue_index = sync_queue_index;
+
+ VkResult result =
+ vn_renderer_sync_create_cpu(dev->instance->renderer, &queue->idle_sync);
+ if (result != VK_SUCCESS)
+ return result;
+
+ return VK_SUCCESS;
+}
+
+static VkResult
+vn_device_init_queues(struct vn_device *dev,
+ const VkDeviceCreateInfo *create_info)
+{
+ struct vn_physical_device *physical_dev = dev->physical_device;
+ const VkAllocationCallbacks *alloc = &dev->base.base.alloc;
+
+ uint32_t count = 0;
+ for (uint32_t i = 0; i < create_info->queueCreateInfoCount; i++)
+ count += create_info->pQueueCreateInfos[i].queueCount;
+
+ struct vn_queue *queues =
+ vk_zalloc(alloc, sizeof(*queues) * count, VN_DEFAULT_ALIGN,
+ VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
+ if (!queues)
+ return VK_ERROR_OUT_OF_HOST_MEMORY;
+
+ VkResult result = VK_SUCCESS;
+ count = 0;
+ for (uint32_t i = 0; i < create_info->queueCreateInfoCount; i++) {
+ const VkDeviceQueueCreateInfo *queue_info =
+ &create_info->pQueueCreateInfos[i];
+ const uint32_t sync_queue_base =
+ physical_dev
+ ->queue_family_sync_queue_bases[queue_info->queueFamilyIndex];
+
+ for (uint32_t j = 0; j < queue_info->queueCount; j++) {
+ result = vn_queue_init(dev, &queues[count], queue_info, j,
+ sync_queue_base + j);
+ if (result != VK_SUCCESS)
+ break;
+
+ count++;
+ }
+ }
+
+ if (result != VK_SUCCESS) {
+ for (uint32_t i = 0; i < count; i++)
+ vn_renderer_sync_destroy(queues[i].idle_sync);
+ vk_free(alloc, queues);
+
+ return result;
+ }
+
+ dev->queues = queues;
+ dev->queue_count = count;
+
+ return VK_SUCCESS;
+}
+
VkResult
vn_CreateDevice(VkPhysicalDevice physicalDevice,
const VkDeviceCreateInfo *pCreateInfo,
if (result != VK_SUCCESS)
goto fail;
+ result = vn_device_init_queues(dev, pCreateInfo);
+ if (result != VK_SUCCESS) {
+ vn_call_vkDestroyDevice(instance, dev_handle, NULL);
+ goto fail;
+ }
+
*pDevice = dev_handle;
return VK_SUCCESS;
vn_async_vkDestroyDevice(dev->instance, device, NULL);
+ for (uint32_t i = 0; i < dev->queue_count; i++) {
+ struct vn_queue *queue = &dev->queues[i];
+ vn_renderer_sync_destroy(queue->idle_sync);
+ vn_object_base_fini(&queue->base);
+ }
+ vk_free(alloc, dev->queues);
+
vn_device_base_fini(&dev->base);
vk_free(alloc, dev);
}
VkResult
vn_DeviceWaitIdle(VkDevice device)
{
+ struct vn_device *dev = vn_device_from_handle(device);
+
+ for (uint32_t i = 0; i < dev->queue_count; i++) {
+ struct vn_queue *queue = &dev->queues[i];
+ VkResult result = vn_QueueWaitIdle(vn_queue_to_handle(queue));
+ if (result != VK_SUCCESS)
+ return vn_error(dev->instance, result);
+ }
+
+ return VK_SUCCESS;
+}
+
+/* queue commands */
+
+void
+vn_GetDeviceQueue(VkDevice device,
+ uint32_t queueFamilyIndex,
+ uint32_t queueIndex,
+ VkQueue *pQueue)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+
+ for (uint32_t i = 0; i < dev->queue_count; i++) {
+ struct vn_queue *queue = &dev->queues[i];
+ if (queue->family == queueFamilyIndex && queue->index == queueIndex) {
+ assert(!queue->flags);
+ *pQueue = vn_queue_to_handle(queue);
+ return;
+ }
+ }
+ unreachable("bad queue family/index");
+}
+
+void
+vn_GetDeviceQueue2(VkDevice device,
+ const VkDeviceQueueInfo2 *pQueueInfo,
+ VkQueue *pQueue)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+
+ for (uint32_t i = 0; i < dev->queue_count; i++) {
+ struct vn_queue *queue = &dev->queues[i];
+ if (queue->family == pQueueInfo->queueFamilyIndex &&
+ queue->index == pQueueInfo->queueIndex &&
+ queue->flags == pQueueInfo->flags) {
+ *pQueue = vn_queue_to_handle(queue);
+ return;
+ }
+ }
+ unreachable("bad queue family/index");
+}
+
+static void
+vn_semaphore_reset_wsi(struct vn_device *dev, struct vn_semaphore *sem);
+
+struct vn_queue_submission {
+ VkStructureType batch_type;
+ VkQueue queue;
+ uint32_t batch_count;
+ union {
+ const void *batches;
+ const VkSubmitInfo *submit_batches;
+ const VkBindSparseInfo *bind_sparse_batches;
+ };
+ VkFence fence;
+
+ uint32_t wait_semaphore_count;
+ uint32_t wait_wsi_count;
+ uint32_t signal_semaphore_count;
+ uint32_t signal_device_only_count;
+ uint32_t signal_timeline_count;
+
+ uint32_t sync_count;
+
+ struct {
+ void *storage;
+
+ union {
+ void *batches;
+ VkSubmitInfo *submit_batches;
+ VkBindSparseInfo *bind_sparse_batches;
+ };
+ VkSemaphore *semaphores;
+
+ struct vn_renderer_sync **syncs;
+ uint64_t *sync_values;
+
+ uint32_t *batch_sync_counts;
+ } temp;
+};
+
+static void
+vn_queue_submission_count_semaphores(struct vn_queue_submission *submit)
+{
+ submit->wait_semaphore_count = 0;
+ submit->wait_wsi_count = 0;
+ submit->signal_semaphore_count = 0;
+ submit->signal_device_only_count = 0;
+ submit->signal_timeline_count = 0;
+ switch (submit->batch_type) {
+ case VK_STRUCTURE_TYPE_SUBMIT_INFO:
+ for (uint32_t i = 0; i < submit->batch_count; i++) {
+ const VkSubmitInfo *batch = &submit->submit_batches[i];
+
+ submit->wait_semaphore_count += batch->waitSemaphoreCount;
+ submit->signal_semaphore_count += batch->signalSemaphoreCount;
+
+ for (uint32_t j = 0; j < batch->waitSemaphoreCount; j++) {
+ struct vn_semaphore *sem =
+ vn_semaphore_from_handle(batch->pWaitSemaphores[j]);
+ const struct vn_sync_payload *payload = sem->payload;
+
+ if (payload->type == VN_SYNC_TYPE_WSI_SIGNALED)
+ submit->wait_wsi_count++;
+ }
+
+ for (uint32_t j = 0; j < batch->signalSemaphoreCount; j++) {
+ struct vn_semaphore *sem =
+ vn_semaphore_from_handle(batch->pSignalSemaphores[j]);
+ const struct vn_sync_payload *payload = sem->payload;
+
+ /* it must be one of the waited semaphores and will be reset */
+ if (payload->type == VN_SYNC_TYPE_WSI_SIGNALED)
+ payload = &sem->permanent;
+
+ if (payload->type == VN_SYNC_TYPE_DEVICE_ONLY)
+ submit->signal_device_only_count++;
+ else if (sem->type == VK_SEMAPHORE_TYPE_TIMELINE)
+ submit->signal_timeline_count++;
+ }
+ }
+ break;
+ case VK_STRUCTURE_TYPE_BIND_SPARSE_INFO:
+ for (uint32_t i = 0; i < submit->batch_count; i++) {
+ const VkBindSparseInfo *batch = &submit->bind_sparse_batches[i];
+
+ submit->wait_semaphore_count += batch->waitSemaphoreCount;
+ submit->signal_semaphore_count += batch->signalSemaphoreCount;
+
+ for (uint32_t j = 0; j < batch->waitSemaphoreCount; j++) {
+ struct vn_semaphore *sem =
+ vn_semaphore_from_handle(batch->pWaitSemaphores[j]);
+ const struct vn_sync_payload *payload = sem->payload;
+
+ if (payload->type == VN_SYNC_TYPE_WSI_SIGNALED)
+ submit->wait_wsi_count++;
+ }
+
+ for (uint32_t j = 0; j < batch->signalSemaphoreCount; j++) {
+ struct vn_semaphore *sem =
+ vn_semaphore_from_handle(batch->pSignalSemaphores[j]);
+ const struct vn_sync_payload *payload = sem->payload;
+
+ if (payload->type == VN_SYNC_TYPE_DEVICE_ONLY)
+ submit->signal_device_only_count++;
+ else if (sem->type == VK_SEMAPHORE_TYPE_TIMELINE)
+ submit->signal_timeline_count++;
+ }
+ }
+ break;
+ default:
+ unreachable("unexpected batch type");
+ break;
+ }
+
+ submit->sync_count =
+ submit->signal_semaphore_count - submit->signal_device_only_count;
+ if (submit->fence != VK_NULL_HANDLE)
+ submit->sync_count++;
+}
+
+static VkResult
+vn_queue_submission_alloc_storage(struct vn_queue_submission *submit)
+{
+ struct vn_queue *queue = vn_queue_from_handle(submit->queue);
+ const VkAllocationCallbacks *alloc = &queue->device->base.base.alloc;
+ size_t alloc_size = 0;
+ size_t semaphores_offset = 0;
+ size_t syncs_offset = 0;
+ size_t sync_values_offset = 0;
+ size_t batch_sync_counts_offset = 0;
+
+ /* we want to filter out VN_SYNC_TYPE_WSI_SIGNALED wait semaphores */
+ if (submit->wait_wsi_count) {
+ switch (submit->batch_type) {
+ case VK_STRUCTURE_TYPE_SUBMIT_INFO:
+ alloc_size += sizeof(VkSubmitInfo) * submit->batch_count;
+ break;
+ case VK_STRUCTURE_TYPE_BIND_SPARSE_INFO:
+ alloc_size += sizeof(VkBindSparseInfo) * submit->batch_count;
+ break;
+ default:
+ unreachable("unexpected batch type");
+ break;
+ }
+
+ semaphores_offset = alloc_size;
+ alloc_size += sizeof(*submit->temp.semaphores) *
+ (submit->wait_semaphore_count - submit->wait_wsi_count);
+ }
+
+ if (submit->sync_count) {
+ syncs_offset = alloc_size;
+ alloc_size += sizeof(*submit->temp.syncs) * submit->sync_count;
+
+ alloc_size = (alloc_size + 7) & ~7;
+ sync_values_offset = alloc_size;
+ alloc_size += sizeof(*submit->temp.sync_values) * submit->sync_count;
+
+ batch_sync_counts_offset = alloc_size;
+ alloc_size +=
+ sizeof(*submit->temp.batch_sync_counts) * submit->batch_count;
+ }
+
+ if (!alloc_size) {
+ submit->temp.storage = NULL;
+ return VK_SUCCESS;
+ }
+
+ submit->temp.storage = vk_alloc(alloc, alloc_size, VN_DEFAULT_ALIGN,
+ VK_SYSTEM_ALLOCATION_SCOPE_COMMAND);
+ if (!submit->temp.storage)
+ return VK_ERROR_OUT_OF_HOST_MEMORY;
+
+ submit->temp.batches = submit->temp.storage;
+ submit->temp.semaphores = submit->temp.storage + semaphores_offset;
+
+ submit->temp.syncs = submit->temp.storage + syncs_offset;
+ submit->temp.sync_values = submit->temp.storage + sync_values_offset;
+ submit->temp.batch_sync_counts =
+ submit->temp.storage + batch_sync_counts_offset;
+
+ return VK_SUCCESS;
+}
+
+static uint32_t
+vn_queue_submission_filter_batch_wsi_semaphores(
+ struct vn_queue_submission *submit,
+ uint32_t batch_index,
+ uint32_t sem_base)
+{
+ struct vn_queue *queue = vn_queue_from_handle(submit->queue);
+
+ union {
+ VkSubmitInfo *submit_batch;
+ VkBindSparseInfo *bind_sparse_batch;
+ } u;
+ const VkSemaphore *src_sems;
+ uint32_t src_count;
+ switch (submit->batch_type) {
+ case VK_STRUCTURE_TYPE_SUBMIT_INFO:
+ u.submit_batch = &submit->temp.submit_batches[batch_index];
+ src_sems = u.submit_batch->pWaitSemaphores;
+ src_count = u.submit_batch->waitSemaphoreCount;
+ break;
+ case VK_STRUCTURE_TYPE_BIND_SPARSE_INFO:
+ u.bind_sparse_batch = &submit->temp.bind_sparse_batches[batch_index];
+ src_sems = u.bind_sparse_batch->pWaitSemaphores;
+ src_count = u.bind_sparse_batch->waitSemaphoreCount;
+ break;
+ default:
+ unreachable("unexpected batch type");
+ break;
+ }
+
+ VkSemaphore *dst_sems = &submit->temp.semaphores[sem_base];
+ uint32_t dst_count = 0;
+
+ /* filter out VN_SYNC_TYPE_WSI_SIGNALED wait semaphores */
+ for (uint32_t i = 0; i < src_count; i++) {
+ struct vn_semaphore *sem = vn_semaphore_from_handle(src_sems[i]);
+ const struct vn_sync_payload *payload = sem->payload;
+
+ if (payload->type == VN_SYNC_TYPE_WSI_SIGNALED)
+ vn_semaphore_reset_wsi(queue->device, sem);
+ else
+ dst_sems[dst_count++] = src_sems[i];
+ }
+
+ switch (submit->batch_type) {
+ case VK_STRUCTURE_TYPE_SUBMIT_INFO:
+ u.submit_batch->pWaitSemaphores = dst_sems;
+ u.submit_batch->waitSemaphoreCount = dst_count;
+ break;
+ case VK_STRUCTURE_TYPE_BIND_SPARSE_INFO:
+ u.bind_sparse_batch->pWaitSemaphores = dst_sems;
+ u.bind_sparse_batch->waitSemaphoreCount = dst_count;
+ break;
+ default:
+ break;
+ }
+
+ return dst_count;
+}
+
+static uint32_t
+vn_queue_submission_setup_batch_syncs(struct vn_queue_submission *submit,
+ uint32_t batch_index,
+ uint32_t sync_base)
+{
+ union {
+ const VkSubmitInfo *submit_batch;
+ const VkBindSparseInfo *bind_sparse_batch;
+ } u;
+ const VkTimelineSemaphoreSubmitInfo *timeline;
+ const VkSemaphore *sems;
+ uint32_t sem_count;
+ switch (submit->batch_type) {
+ case VK_STRUCTURE_TYPE_SUBMIT_INFO:
+ u.submit_batch = &submit->submit_batches[batch_index];
+ timeline = vk_find_struct_const(u.submit_batch->pNext,
+ TIMELINE_SEMAPHORE_SUBMIT_INFO);
+ sems = u.submit_batch->pSignalSemaphores;
+ sem_count = u.submit_batch->signalSemaphoreCount;
+ break;
+ case VK_STRUCTURE_TYPE_BIND_SPARSE_INFO:
+ u.bind_sparse_batch = &submit->bind_sparse_batches[batch_index];
+ timeline = vk_find_struct_const(u.bind_sparse_batch->pNext,
+ TIMELINE_SEMAPHORE_SUBMIT_INFO);
+ sems = u.bind_sparse_batch->pSignalSemaphores;
+ sem_count = u.bind_sparse_batch->signalSemaphoreCount;
+ break;
+ default:
+ unreachable("unexpected batch type");
+ break;
+ }
+
+ struct vn_renderer_sync **syncs = &submit->temp.syncs[sync_base];
+ uint64_t *sync_values = &submit->temp.sync_values[sync_base];
+ uint32_t sync_count = 0;
+
+ for (uint32_t i = 0; i < sem_count; i++) {
+ struct vn_semaphore *sem = vn_semaphore_from_handle(sems[i]);
+ const struct vn_sync_payload *payload = sem->payload;
+
+ if (payload->type == VN_SYNC_TYPE_DEVICE_ONLY)
+ continue;
+
+ assert(payload->type == VN_SYNC_TYPE_SYNC);
+ syncs[sync_count] = payload->sync;
+ sync_values[sync_count] = sem->type == VK_SEMAPHORE_TYPE_TIMELINE
+ ? timeline->pSignalSemaphoreValues[i]
+ : 1;
+ sync_count++;
+ }
+
+ submit->temp.batch_sync_counts[batch_index] = sync_count;
+
+ return sync_count;
+}
+
+static uint32_t
+vn_queue_submission_setup_fence_sync(struct vn_queue_submission *submit,
+ uint32_t sync_base)
+{
+ if (submit->fence == VK_NULL_HANDLE)
+ return 0;
+
+ struct vn_fence *fence = vn_fence_from_handle(submit->fence);
+ struct vn_sync_payload *payload = fence->payload;
+
+ assert(payload->type == VN_SYNC_TYPE_SYNC);
+ submit->temp.syncs[sync_base] = payload->sync;
+ submit->temp.sync_values[sync_base] = 1;
+
+ return 1;
+}
+
+static void
+vn_queue_submission_setup_batches(struct vn_queue_submission *submit)
+{
+ if (!submit->temp.storage)
+ return;
+
+ /* make a copy because we need to filter out WSI semaphores */
+ if (submit->wait_wsi_count) {
+ switch (submit->batch_type) {
+ case VK_STRUCTURE_TYPE_SUBMIT_INFO:
+ memcpy(submit->temp.submit_batches, submit->submit_batches,
+ sizeof(submit->submit_batches[0]) * submit->batch_count);
+ submit->submit_batches = submit->temp.submit_batches;
+ break;
+ case VK_STRUCTURE_TYPE_BIND_SPARSE_INFO:
+ memcpy(submit->temp.bind_sparse_batches, submit->bind_sparse_batches,
+ sizeof(submit->bind_sparse_batches[0]) * submit->batch_count);
+ submit->bind_sparse_batches = submit->temp.bind_sparse_batches;
+ break;
+ default:
+ unreachable("unexpected batch type");
+ break;
+ }
+ }
+
+ uint32_t wait_sem_base = 0;
+ uint32_t sync_base = 0;
+ for (uint32_t i = 0; i < submit->batch_count; i++) {
+ if (submit->wait_wsi_count) {
+ wait_sem_base += vn_queue_submission_filter_batch_wsi_semaphores(
+ submit, i, wait_sem_base);
+ }
+
+ if (submit->signal_semaphore_count > submit->signal_device_only_count) {
+ sync_base +=
+ vn_queue_submission_setup_batch_syncs(submit, i, sync_base);
+ } else if (submit->sync_count) {
+ submit->temp.batch_sync_counts[i] = 0;
+ }
+ }
+
+ sync_base += vn_queue_submission_setup_fence_sync(submit, sync_base);
+
+ assert(sync_base == submit->sync_count);
+}
+
+static VkResult
+vn_queue_submission_prepare_submit(struct vn_queue_submission *submit,
+ VkQueue queue,
+ uint32_t batch_count,
+ const VkSubmitInfo *submit_batches,
+ VkFence fence)
+{
+ submit->batch_type = VK_STRUCTURE_TYPE_SUBMIT_INFO;
+ submit->queue = queue;
+ submit->batch_count = batch_count;
+ submit->submit_batches = submit_batches;
+ submit->fence = fence;
+
+ vn_queue_submission_count_semaphores(submit);
+
+ VkResult result = vn_queue_submission_alloc_storage(submit);
+ if (result != VK_SUCCESS)
+ return result;
+
+ vn_queue_submission_setup_batches(submit);
+
+ return VK_SUCCESS;
+}
+
+static VkResult
+vn_queue_submission_prepare_bind_sparse(
+ struct vn_queue_submission *submit,
+ VkQueue queue,
+ uint32_t batch_count,
+ const VkBindSparseInfo *bind_sparse_batches,
+ VkFence fence)
+{
+ submit->batch_type = VK_STRUCTURE_TYPE_BIND_SPARSE_INFO;
+ submit->queue = queue;
+ submit->batch_count = batch_count;
+ submit->bind_sparse_batches = bind_sparse_batches;
+ submit->fence = fence;
+
+ vn_queue_submission_count_semaphores(submit);
+
+ VkResult result = vn_queue_submission_alloc_storage(submit);
+ if (result != VK_SUCCESS)
+ return result;
+
+ vn_queue_submission_setup_batches(submit);
+
+ return VK_SUCCESS;
+}
+
+static void
+vn_queue_submission_cleanup(struct vn_queue_submission *submit)
+{
+ struct vn_queue *queue = vn_queue_from_handle(submit->queue);
+ const VkAllocationCallbacks *alloc = &queue->device->base.base.alloc;
+
+ vk_free(alloc, submit->temp.storage);
+}
+
+static void
+vn_queue_submit_syncs(struct vn_queue *queue,
+ struct vn_renderer_sync *const *syncs,
+ const uint64_t *sync_values,
+ uint32_t sync_count)
+{
+ struct vn_instance *instance = queue->device->instance;
+ const struct vn_renderer_submit_batch batch = {
+ .sync_queue_index = queue->sync_queue_index,
+ .vk_queue_id = queue->base.id,
+ .syncs = syncs,
+ .sync_values = sync_values,
+ .sync_count = sync_count,
+ };
+ const struct vn_renderer_submit submit = {
+ .batches = &batch,
+ .batch_count = 1,
+ };
+
+ vn_renderer_submit(instance->renderer, &submit);
+ vn_instance_roundtrip(instance);
+}
+
+VkResult
+vn_QueueSubmit(VkQueue _queue,
+ uint32_t submitCount,
+ const VkSubmitInfo *pSubmits,
+ VkFence fence)
+{
+ struct vn_queue *queue = vn_queue_from_handle(_queue);
+ struct vn_device *dev = queue->device;
+
+ struct vn_queue_submission submit;
+ VkResult result = vn_queue_submission_prepare_submit(
+ &submit, _queue, submitCount, pSubmits, fence);
+ if (result != VK_SUCCESS)
+ return vn_error(dev->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
+
+ /* TODO this should be one trip to the renderer */
+ if (submit.signal_timeline_count) {
+ uint32_t sync_base = 0;
+ for (uint32_t i = 0; i < submit.batch_count - 1; i++) {
+ vn_async_vkQueueSubmit(dev->instance, submit.queue, 1,
+ &submit.submit_batches[i], VK_NULL_HANDLE);
+ vn_instance_ring_wait(dev->instance);
+
+ vn_queue_submit_syncs(queue, &submit.temp.syncs[sync_base],
+ &submit.temp.sync_values[sync_base],
+ submit.temp.batch_sync_counts[i]);
+ sync_base += submit.temp.batch_sync_counts[i];
+ }
+
+ result = vn_call_vkQueueSubmit(
+ dev->instance, submit.queue, 1,
+ &submit.submit_batches[submit.batch_count - 1], submit.fence);
+ if (result != VK_SUCCESS) {
+ vn_queue_submission_cleanup(&submit);
+ return vn_error(dev->instance, result);
+ }
+
+ if (sync_base < submit.sync_count) {
+ vn_queue_submit_syncs(queue, &submit.temp.syncs[sync_base],
+ &submit.temp.sync_values[sync_base],
+ submit.sync_count - sync_base);
+ }
+ } else {
+ result = vn_call_vkQueueSubmit(dev->instance, submit.queue,
+ submit.batch_count,
+ submit.submit_batches, submit.fence);
+ if (result != VK_SUCCESS) {
+ vn_queue_submission_cleanup(&submit);
+ return vn_error(dev->instance, result);
+ }
+
+ if (submit.sync_count) {
+ vn_queue_submit_syncs(queue, submit.temp.syncs,
+ submit.temp.sync_values, submit.sync_count);
+ }
+ }
+
+ vn_queue_submission_cleanup(&submit);
+
+ return VK_SUCCESS;
+}
+
+VkResult
+vn_QueueBindSparse(VkQueue _queue,
+ uint32_t bindInfoCount,
+ const VkBindSparseInfo *pBindInfo,
+ VkFence fence)
+{
+ struct vn_queue *queue = vn_queue_from_handle(_queue);
+ struct vn_device *dev = queue->device;
+
+ struct vn_queue_submission submit;
+ VkResult result = vn_queue_submission_prepare_bind_sparse(
+ &submit, _queue, bindInfoCount, pBindInfo, fence);
+ if (result != VK_SUCCESS)
+ return vn_error(dev->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
+
+ /* TODO this should be one trip to the renderer */
+ if (submit.signal_timeline_count) {
+ uint32_t sync_base = 0;
+ for (uint32_t i = 0; i < submit.batch_count - 1; i++) {
+ vn_async_vkQueueBindSparse(dev->instance, submit.queue, 1,
+ &submit.bind_sparse_batches[i],
+ VK_NULL_HANDLE);
+ vn_instance_ring_wait(dev->instance);
+
+ vn_queue_submit_syncs(queue, &submit.temp.syncs[sync_base],
+ &submit.temp.sync_values[sync_base],
+ submit.temp.batch_sync_counts[i]);
+ sync_base += submit.temp.batch_sync_counts[i];
+ }
+
+ result = vn_call_vkQueueBindSparse(
+ dev->instance, submit.queue, 1,
+ &submit.bind_sparse_batches[submit.batch_count - 1], submit.fence);
+ if (result != VK_SUCCESS) {
+ vn_queue_submission_cleanup(&submit);
+ return vn_error(dev->instance, result);
+ }
+
+ if (sync_base < submit.sync_count) {
+ vn_queue_submit_syncs(queue, &submit.temp.syncs[sync_base],
+ &submit.temp.sync_values[sync_base],
+ submit.sync_count - sync_base);
+ }
+ } else {
+ result = vn_call_vkQueueBindSparse(
+ dev->instance, submit.queue, submit.batch_count,
+ submit.bind_sparse_batches, submit.fence);
+ if (result != VK_SUCCESS) {
+ vn_queue_submission_cleanup(&submit);
+ return vn_error(dev->instance, result);
+ }
+
+ if (submit.sync_count) {
+ vn_queue_submit_syncs(queue, submit.temp.syncs,
+ submit.temp.sync_values, submit.sync_count);
+ }
+ }
+
+ vn_queue_submission_cleanup(&submit);
+
+ return VK_SUCCESS;
+}
+
+VkResult
+vn_QueueWaitIdle(VkQueue _queue)
+{
+ struct vn_queue *queue = vn_queue_from_handle(_queue);
+ struct vn_device *dev = queue->device;
+ struct vn_renderer *renderer = dev->instance->renderer;
+
+ vn_instance_ring_wait(dev->instance);
+
+ const uint64_t val = ++queue->idle_sync_value;
+ const struct vn_renderer_submit submit = {
+ .batches =
+ &(const struct vn_renderer_submit_batch){
+ .sync_queue_index = queue->sync_queue_index,
+ .vk_queue_id = queue->base.id,
+ .syncs = &queue->idle_sync,
+ .sync_values = &val,
+ .sync_count = 1,
+ },
+ .batch_count = 1,
+ };
+ vn_renderer_submit(renderer, &submit);
+
+ const struct vn_renderer_wait wait = {
+ .timeout = UINT64_MAX,
+ .syncs = &queue->idle_sync,
+ .sync_values = &val,
+ .sync_count = 1,
+ };
+ VkResult result = vn_renderer_wait(renderer, &wait);
+
+ return vn_result(dev->instance, result);
+}
+
+/* fence commands */
+
+static void
+vn_sync_payload_release(struct vn_device *dev,
+ struct vn_sync_payload *payload)
+{
+ if (payload->type == VN_SYNC_TYPE_SYNC)
+ vn_renderer_sync_release(payload->sync);
+
+ payload->type = VN_SYNC_TYPE_INVALID;
+}
+
+static VkResult
+vn_fence_init_payloads(struct vn_device *dev,
+ struct vn_fence *fence,
+ bool signaled,
+ const VkAllocationCallbacks *alloc)
+{
+ struct vn_renderer_sync *perm_sync;
+ VkResult result = vn_renderer_sync_create_fence(dev->instance->renderer,
+ signaled, 0, &perm_sync);
+ if (result != VK_SUCCESS)
+ return result;
+
+ struct vn_renderer_sync *temp_sync;
+ result =
+ vn_renderer_sync_create_empty(dev->instance->renderer, &temp_sync);
+ if (result != VK_SUCCESS) {
+ vn_renderer_sync_destroy(perm_sync);
+ return result;
+ }
+
+ fence->permanent.type = VN_SYNC_TYPE_SYNC;
+ fence->permanent.sync = perm_sync;
+
+ /* temp_sync is uninitialized */
+ fence->temporary.type = VN_SYNC_TYPE_INVALID;
+ fence->temporary.sync = temp_sync;
+
+ fence->payload = &fence->permanent;
+
+ return VK_SUCCESS;
+}
+
+void
+vn_fence_signal_wsi(struct vn_device *dev, struct vn_fence *fence)
+{
+ struct vn_sync_payload *temp = &fence->temporary;
+
+ vn_sync_payload_release(dev, temp);
+ temp->type = VN_SYNC_TYPE_WSI_SIGNALED;
+ fence->payload = temp;
+}
+
+VkResult
+vn_CreateFence(VkDevice device,
+ const VkFenceCreateInfo *pCreateInfo,
+ const VkAllocationCallbacks *pAllocator,
+ VkFence *pFence)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ const VkAllocationCallbacks *alloc =
+ pAllocator ? pAllocator : &dev->base.base.alloc;
+
+ VkFenceCreateInfo local_create_info;
+ if (vk_find_struct_const(pCreateInfo->pNext, EXPORT_FENCE_CREATE_INFO)) {
+ local_create_info = *pCreateInfo;
+ local_create_info.pNext = NULL;
+ pCreateInfo = &local_create_info;
+ }
+
+ struct vn_fence *fence = vk_zalloc(alloc, sizeof(*fence), VN_DEFAULT_ALIGN,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ if (!fence)
+ return vn_error(dev->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
+
+ vn_object_base_init(&fence->base, VK_OBJECT_TYPE_FENCE, &dev->base);
+
+ VkResult result = vn_fence_init_payloads(
+ dev, fence, pCreateInfo->flags & VK_FENCE_CREATE_SIGNALED_BIT, alloc);
+ if (result != VK_SUCCESS) {
+ vk_free(alloc, fence);
+ return vn_error(dev->instance, result);
+ }
+
+ VkFence fence_handle = vn_fence_to_handle(fence);
+ vn_async_vkCreateFence(dev->instance, device, pCreateInfo, NULL,
+ &fence_handle);
+
+ *pFence = fence_handle;
+
+ return VK_SUCCESS;
+}
+
+void
+vn_DestroyFence(VkDevice device,
+ VkFence _fence,
+ const VkAllocationCallbacks *pAllocator)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ struct vn_fence *fence = vn_fence_from_handle(_fence);
+ const VkAllocationCallbacks *alloc =
+ pAllocator ? pAllocator : &dev->base.base.alloc;
+
+ if (!fence)
+ return;
+
+ vn_async_vkDestroyFence(dev->instance, device, _fence, NULL);
+
+ vn_sync_payload_release(dev, &fence->permanent);
+ vn_sync_payload_release(dev, &fence->temporary);
+ vn_renderer_sync_destroy(fence->permanent.sync);
+ vn_renderer_sync_destroy(fence->temporary.sync);
+
+ vn_object_base_fini(&fence->base);
+ vk_free(alloc, fence);
+}
+
+VkResult
+vn_ResetFences(VkDevice device, uint32_t fenceCount, const VkFence *pFences)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+
+ /* TODO if the fence is shared-by-ref, this needs to be synchronous */
+ if (false)
+ vn_call_vkResetFences(dev->instance, device, fenceCount, pFences);
+ else
+ vn_async_vkResetFences(dev->instance, device, fenceCount, pFences);
+
+ for (uint32_t i = 0; i < fenceCount; i++) {
+ struct vn_fence *fence = vn_fence_from_handle(pFences[i]);
+ struct vn_sync_payload *perm = &fence->permanent;
+
+ vn_sync_payload_release(dev, &fence->temporary);
+
+ assert(perm->type == VN_SYNC_TYPE_SYNC);
+ vn_renderer_sync_reset(perm->sync, 0);
+ fence->payload = perm;
+ }
+
+ return VK_SUCCESS;
+}
+
+VkResult
+vn_GetFenceStatus(VkDevice device, VkFence _fence)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ struct vn_fence *fence = vn_fence_from_handle(_fence);
+ struct vn_sync_payload *payload = fence->payload;
+
+ VkResult result;
+ uint64_t val;
+ switch (payload->type) {
+ case VN_SYNC_TYPE_SYNC:
+ result = vn_renderer_sync_read(payload->sync, &val);
+ if (result == VK_SUCCESS && !val)
+ result = VK_NOT_READY;
+ break;
+ case VN_SYNC_TYPE_WSI_SIGNALED:
+ result = VK_SUCCESS;
+ break;
+ default:
+ unreachable("unexpected fence payload type");
+ break;
+ }
+
+ return vn_result(dev->instance, result);
+}
+
+VkResult
+vn_WaitForFences(VkDevice device,
+ uint32_t fenceCount,
+ const VkFence *pFences,
+ VkBool32 waitAll,
+ uint64_t timeout)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ const VkAllocationCallbacks *alloc = &dev->base.base.alloc;
+
+ struct vn_renderer_sync *local_syncs[8];
+ uint64_t local_sync_vals[8];
+ struct vn_renderer_sync **syncs = local_syncs;
+ uint64_t *sync_vals = local_sync_vals;
+ if (fenceCount > ARRAY_SIZE(local_syncs)) {
+ syncs = vk_alloc(alloc, sizeof(*syncs) * fenceCount, VN_DEFAULT_ALIGN,
+ VK_SYSTEM_ALLOCATION_SCOPE_COMMAND);
+ sync_vals =
+ vk_alloc(alloc, sizeof(*sync_vals) * fenceCount, VN_DEFAULT_ALIGN,
+ VK_SYSTEM_ALLOCATION_SCOPE_COMMAND);
+ if (!syncs || !sync_vals) {
+ vk_free(alloc, syncs);
+ vk_free(alloc, sync_vals);
+ return vn_error(dev->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
+ }
+ }
+
+ uint32_t wait_count = 0;
+ uint32_t signaled_count = 0;
+ for (uint32_t i = 0; i < fenceCount; i++) {
+ struct vn_fence *fence = vn_fence_from_handle(pFences[i]);
+ const struct vn_sync_payload *payload = fence->payload;
+
+ switch (payload->type) {
+ case VN_SYNC_TYPE_SYNC:
+ syncs[wait_count] = payload->sync;
+ sync_vals[wait_count] = 1;
+ wait_count++;
+ break;
+ case VN_SYNC_TYPE_WSI_SIGNALED:
+ signaled_count++;
+ break;
+ default:
+ unreachable("unexpected fence payload type");
+ break;
+ }
+ }
+
+ VkResult result = VK_SUCCESS;
+ if (wait_count && (waitAll || !signaled_count)) {
+ const struct vn_renderer_wait wait = {
+ .wait_any = !waitAll,
+ .timeout = timeout,
+ .syncs = syncs,
+ .sync_values = sync_vals,
+ .sync_count = wait_count,
+ };
+ result = vn_renderer_wait(dev->instance->renderer, &wait);
+ }
+
+ if (syncs != local_syncs) {
+ vk_free(alloc, syncs);
+ vk_free(alloc, sync_vals);
+ }
+
+ return vn_result(dev->instance, result);
+}
+
+VkResult
+vn_ImportFenceFdKHR(VkDevice device,
+ const VkImportFenceFdInfoKHR *pImportFenceFdInfo)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ struct vn_fence *fence = vn_fence_from_handle(pImportFenceFdInfo->fence);
+ const bool sync_file = pImportFenceFdInfo->handleType ==
+ VK_EXTERNAL_FENCE_HANDLE_TYPE_SYNC_FD_BIT;
+ const int fd = pImportFenceFdInfo->fd;
+ struct vn_sync_payload *payload =
+ pImportFenceFdInfo->flags & VK_FENCE_IMPORT_TEMPORARY_BIT
+ ? &fence->temporary
+ : &fence->permanent;
+
+ if (payload->type == VN_SYNC_TYPE_SYNC)
+ vn_renderer_sync_release(payload->sync);
+
+ VkResult result;
+ if (sync_file && fd < 0)
+ result = vn_renderer_sync_init_signaled(payload->sync);
+ else
+ result = vn_renderer_sync_init_syncobj(payload->sync, fd, sync_file);
+
+ if (result != VK_SUCCESS)
+ return vn_error(dev->instance, result);
+
+ payload->type = VN_SYNC_TYPE_SYNC;
+ fence->payload = payload;
+
+ if (fd >= 0)
+ close(fd);
+
+ return VK_SUCCESS;
+}
+
+VkResult
+vn_GetFenceFdKHR(VkDevice device,
+ const VkFenceGetFdInfoKHR *pGetFdInfo,
+ int *pFd)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ struct vn_fence *fence = vn_fence_from_handle(pGetFdInfo->fence);
+ const bool sync_file =
+ pGetFdInfo->handleType == VK_EXTERNAL_FENCE_HANDLE_TYPE_SYNC_FD_BIT;
+ struct vn_sync_payload *payload = fence->payload;
+
+ assert(payload->type == VN_SYNC_TYPE_SYNC);
+ int fd = vn_renderer_sync_export_syncobj(payload->sync, sync_file);
+ if (fd < 0)
+ return vn_error(dev->instance, VK_ERROR_TOO_MANY_OBJECTS);
+
+ if (sync_file)
+ vn_ResetFences(device, 1, &pGetFdInfo->fence);
+
+ *pFd = fd;
+ return VK_SUCCESS;
+}
+
+/* semaphore commands */
+
+static VkResult
+vn_semaphore_init_payloads(struct vn_device *dev,
+ struct vn_semaphore *sem,
+ uint64_t initial_val,
+ const VkAllocationCallbacks *alloc)
+{
+ struct vn_renderer_sync *perm_sync;
+ VkResult result;
+ if (sem->type == VK_SEMAPHORE_TYPE_TIMELINE) {
+ result = vn_renderer_sync_create_semaphore(dev->instance->renderer,
+ VK_SEMAPHORE_TYPE_TIMELINE,
+ initial_val, 0, &perm_sync);
+ } else {
+ result =
+ vn_renderer_sync_create_empty(dev->instance->renderer, &perm_sync);
+ }
+ if (result != VK_SUCCESS)
+ return result;
+
+ struct vn_renderer_sync *temp_sync;
+ result =
+ vn_renderer_sync_create_empty(dev->instance->renderer, &temp_sync);
+ if (result != VK_SUCCESS) {
+ vn_renderer_sync_destroy(perm_sync);
+ return result;
+ }
+
+ sem->permanent.type = sem->type == VK_SEMAPHORE_TYPE_TIMELINE
+ ? VN_SYNC_TYPE_SYNC
+ : VN_SYNC_TYPE_DEVICE_ONLY;
+ sem->permanent.sync = perm_sync;
+
+ /* temp_sync is uninitialized */
+ sem->temporary.type = VN_SYNC_TYPE_INVALID;
+ sem->temporary.sync = temp_sync;
+
+ sem->payload = &sem->permanent;
+
+ return VK_SUCCESS;
+}
+
+static void
+vn_semaphore_reset_wsi(struct vn_device *dev, struct vn_semaphore *sem)
+{
+ struct vn_sync_payload *perm = &sem->permanent;
+
+ vn_sync_payload_release(dev, &sem->temporary);
+
+ if (perm->type == VN_SYNC_TYPE_SYNC)
+ vn_renderer_sync_reset(perm->sync, 0);
+ sem->payload = perm;
+}
+
+void
+vn_semaphore_signal_wsi(struct vn_device *dev, struct vn_semaphore *sem)
+{
+ struct vn_sync_payload *temp = &sem->temporary;
+
+ vn_sync_payload_release(dev, temp);
+ temp->type = VN_SYNC_TYPE_WSI_SIGNALED;
+ sem->payload = temp;
+}
+
+VkResult
+vn_CreateSemaphore(VkDevice device,
+ const VkSemaphoreCreateInfo *pCreateInfo,
+ const VkAllocationCallbacks *pAllocator,
+ VkSemaphore *pSemaphore)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ const VkAllocationCallbacks *alloc =
+ pAllocator ? pAllocator : &dev->base.base.alloc;
+
+ struct vn_semaphore *sem = vk_zalloc(alloc, sizeof(*sem), VN_DEFAULT_ALIGN,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ if (!sem)
+ return vn_error(dev->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
+
+ vn_object_base_init(&sem->base, VK_OBJECT_TYPE_SEMAPHORE, &dev->base);
+
+ const VkSemaphoreTypeCreateInfo *type_info =
+ vk_find_struct_const(pCreateInfo->pNext, SEMAPHORE_TYPE_CREATE_INFO);
+ uint64_t initial_val = 0;
+ if (type_info && type_info->semaphoreType == VK_SEMAPHORE_TYPE_TIMELINE) {
+ sem->type = VK_SEMAPHORE_TYPE_TIMELINE;
+ initial_val = type_info->initialValue;
+ } else {
+ sem->type = VK_SEMAPHORE_TYPE_BINARY;
+ }
+
+ VkResult result = vn_semaphore_init_payloads(dev, sem, initial_val, alloc);
+ if (result != VK_SUCCESS) {
+ vk_free(alloc, sem);
+ return vn_error(dev->instance, result);
+ }
+
+ VkSemaphore sem_handle = vn_semaphore_to_handle(sem);
+ vn_async_vkCreateSemaphore(dev->instance, device, pCreateInfo, NULL,
+ &sem_handle);
+
+ *pSemaphore = sem_handle;
+
+ return VK_SUCCESS;
+}
+
+void
+vn_DestroySemaphore(VkDevice device,
+ VkSemaphore semaphore,
+ const VkAllocationCallbacks *pAllocator)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ struct vn_semaphore *sem = vn_semaphore_from_handle(semaphore);
+ const VkAllocationCallbacks *alloc =
+ pAllocator ? pAllocator : &dev->base.base.alloc;
+
+ if (!sem)
+ return;
+
+ vn_async_vkDestroySemaphore(dev->instance, device, semaphore, NULL);
+
+ vn_sync_payload_release(dev, &sem->permanent);
+ vn_sync_payload_release(dev, &sem->temporary);
+ vn_renderer_sync_destroy(sem->permanent.sync);
+ vn_renderer_sync_destroy(sem->temporary.sync);
+
+ vn_object_base_fini(&sem->base);
+ vk_free(alloc, sem);
+}
+
+VkResult
+vn_GetSemaphoreCounterValue(VkDevice device,
+ VkSemaphore semaphore,
+ uint64_t *pValue)
+{
+ struct vn_semaphore *sem = vn_semaphore_from_handle(semaphore);
+ struct vn_sync_payload *payload = sem->payload;
+
+ assert(payload->type == VN_SYNC_TYPE_SYNC);
+ return vn_renderer_sync_read(payload->sync, pValue);
+}
+
+VkResult
+vn_SignalSemaphore(VkDevice device, const VkSemaphoreSignalInfo *pSignalInfo)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ struct vn_semaphore *sem =
+ vn_semaphore_from_handle(pSignalInfo->semaphore);
+ struct vn_sync_payload *payload = sem->payload;
+
+ /* TODO if the semaphore is shared-by-ref, this needs to be synchronous */
+ if (false)
+ vn_call_vkSignalSemaphore(dev->instance, device, pSignalInfo);
+ else
+ vn_async_vkSignalSemaphore(dev->instance, device, pSignalInfo);
+
+ assert(payload->type == VN_SYNC_TYPE_SYNC);
+ vn_renderer_sync_write(payload->sync, pSignalInfo->value);
+
+ return VK_SUCCESS;
+}
+
+VkResult
+vn_WaitSemaphores(VkDevice device,
+ const VkSemaphoreWaitInfo *pWaitInfo,
+ uint64_t timeout)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ const VkAllocationCallbacks *alloc = &dev->base.base.alloc;
+
+ struct vn_renderer_sync *local_syncs[8];
+ struct vn_renderer_sync **syncs = local_syncs;
+ if (pWaitInfo->semaphoreCount > ARRAY_SIZE(local_syncs)) {
+ syncs = vk_alloc(alloc, sizeof(*syncs) * pWaitInfo->semaphoreCount,
+ VN_DEFAULT_ALIGN, VK_SYSTEM_ALLOCATION_SCOPE_COMMAND);
+ if (!syncs)
+ return vn_error(dev->instance, VK_ERROR_OUT_OF_HOST_MEMORY);
+ }
+
+ for (uint32_t i = 0; i < pWaitInfo->semaphoreCount; i++) {
+ struct vn_semaphore *sem =
+ vn_semaphore_from_handle(pWaitInfo->pSemaphores[i]);
+ const struct vn_sync_payload *payload = sem->payload;
+
+ assert(payload->type == VN_SYNC_TYPE_SYNC);
+ syncs[i] = payload->sync;
+ }
+
+ const struct vn_renderer_wait wait = {
+ .wait_any = pWaitInfo->flags & VK_SEMAPHORE_WAIT_ANY_BIT,
+ .timeout = timeout,
+ .syncs = syncs,
+ .sync_values = pWaitInfo->pValues,
+ .sync_count = pWaitInfo->semaphoreCount,
+ };
+ VkResult result = vn_renderer_wait(dev->instance->renderer, &wait);
+
+ if (syncs != local_syncs)
+ vk_free(alloc, syncs);
+
+ return vn_result(dev->instance, result);
+}
+
+VkResult
+vn_ImportSemaphoreFdKHR(
+ VkDevice device, const VkImportSemaphoreFdInfoKHR *pImportSemaphoreFdInfo)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ struct vn_semaphore *sem =
+ vn_semaphore_from_handle(pImportSemaphoreFdInfo->semaphore);
+ const bool sync_file = pImportSemaphoreFdInfo->handleType ==
+ VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT;
+ const int fd = pImportSemaphoreFdInfo->fd;
+ struct vn_sync_payload *payload =
+ pImportSemaphoreFdInfo->flags & VK_SEMAPHORE_IMPORT_TEMPORARY_BIT
+ ? &sem->temporary
+ : &sem->permanent;
+
+ if (payload->type == VN_SYNC_TYPE_SYNC)
+ vn_renderer_sync_release(payload->sync);
+
+ VkResult result;
+ if (sync_file && fd < 0)
+ result = vn_renderer_sync_init_signaled(payload->sync);
+ else
+ result = vn_renderer_sync_init_syncobj(payload->sync, fd, sync_file);
+
+ if (result != VK_SUCCESS)
+ return vn_error(dev->instance, result);
+
+ /* TODO import into the host-side semaphore */
+
+ payload->type = VN_SYNC_TYPE_SYNC;
+ sem->payload = payload;
+
+ if (fd >= 0)
+ close(fd);
+
+ return VK_SUCCESS;
+}
+
+VkResult
+vn_GetSemaphoreFdKHR(VkDevice device,
+ const VkSemaphoreGetFdInfoKHR *pGetFdInfo,
+ int *pFd)
+{
+ struct vn_device *dev = vn_device_from_handle(device);
+ struct vn_semaphore *sem = vn_semaphore_from_handle(pGetFdInfo->semaphore);
+ const bool sync_file =
+ pGetFdInfo->handleType == VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT;
+ struct vn_sync_payload *payload = sem->payload;
+
+ assert(payload->type == VN_SYNC_TYPE_SYNC);
+ int fd = vn_renderer_sync_export_syncobj(payload->sync, sync_file);
+ if (fd < 0)
+ return vn_error(dev->instance, VK_ERROR_TOO_MANY_OBJECTS);
+
+ if (sync_file) {
+ vn_sync_payload_release(dev, &sem->temporary);
+ vn_renderer_sync_reset(sem->permanent.sync, 0);
+ sem->payload = &sem->permanent;
+ /* TODO reset the host-side semaphore */
+ }
+
+ *pFd = fd;
return VK_SUCCESS;
}