Conor McCarthy : vkd3d: Introduce an internal refcount to d3d12_fence to replace the thread waiting mechanism.
Alexandre Julliard
julliard at winehq.org
Mon May 2 15:34:30 CDT 2022
Module: vkd3d
Branch: master
Commit: 34e7b87966beeb7c4148b0ab535096fcf6cd1b9e
URL: https://source.winehq.org/git/vkd3d.git/?a=commit;h=34e7b87966beeb7c4148b0ab535096fcf6cd1b9e
Author: Conor McCarthy <cmccarthy at codeweavers.com>
Date: Fri Apr 29 23:21:07 2022 +1000
vkd3d: Introduce an internal refcount to d3d12_fence to replace the thread waiting mechanism.
Simplifies the preservation of fence objects until worker threads are
done with them, and will be needed when threaded queue submission is
added.
Signed-off-by: Conor McCarthy <cmccarthy at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
libs/vkd3d/command.c | 72 +++++++++++++++-------------------------------
libs/vkd3d/vkd3d_private.h | 4 +--
2 files changed, 24 insertions(+), 52 deletions(-)
diff --git a/libs/vkd3d/command.c b/libs/vkd3d/command.c
index 09171fe4..7a373b34 100644
--- a/libs/vkd3d/command.c
+++ b/libs/vkd3d/command.c
@@ -20,6 +20,8 @@
#include "vkd3d_private.h"
+static void d3d12_fence_incref(struct d3d12_fence *fence);
+static void d3d12_fence_decref(struct d3d12_fence *fence);
static HRESULT d3d12_fence_signal(struct d3d12_fence *fence, uint64_t value, VkFence vk_fence);
HRESULT vkd3d_queue_create(struct d3d12_device *device,
@@ -295,7 +297,7 @@ static HRESULT vkd3d_enqueue_gpu_fence(struct vkd3d_fence_worker *worker,
waiting_fence->queue_sequence_number = queue_sequence_number;
++worker->enqueued_fence_count;
- InterlockedIncrement(&fence->pending_worker_operation_count);
+ d3d12_fence_incref(fence);
vkd3d_cond_signal(&worker->cond);
vkd3d_mutex_unlock(&worker->mutex);
@@ -303,37 +305,6 @@ static HRESULT vkd3d_enqueue_gpu_fence(struct vkd3d_fence_worker *worker,
return S_OK;
}
-static void vkd3d_fence_worker_remove_fence(struct vkd3d_fence_worker *worker, struct d3d12_fence *fence)
-{
- LONG count;
- int rc;
-
- if (!(count = InterlockedAdd(&fence->pending_worker_operation_count, 0)))
- return;
-
- WARN("Waiting for %u pending fence operations (fence %p).\n", count, fence);
-
- if ((rc = vkd3d_mutex_lock(&worker->mutex)))
- {
- ERR("Failed to lock mutex, error %d.\n", rc);
- return;
- }
-
- while ((count = InterlockedAdd(&fence->pending_worker_operation_count, 0)))
- {
- TRACE("Still waiting for %u pending fence operations (fence %p).\n", count, fence);
-
- worker->pending_fence_destruction = true;
- vkd3d_cond_signal(&worker->cond);
-
- vkd3d_cond_wait(&worker->fence_destruction_cond, &worker->mutex);
- }
-
- TRACE("Removed fence %p.\n", fence);
-
- vkd3d_mutex_unlock(&worker->mutex);
-}
-
static void vkd3d_fence_worker_move_enqueued_fences_locked(struct vkd3d_fence_worker *worker)
{
unsigned int i;
@@ -432,7 +403,7 @@ static void vkd3d_wait_for_gpu_timeline_semaphores(struct vkd3d_fence_worker *wo
if (FAILED(hr = d3d12_fence_signal(current->fence, counter_value, VK_NULL_HANDLE)))
ERR("Failed to signal D3D12 fence, hr %#x.\n", hr);
- InterlockedDecrement(¤t->fence->pending_worker_operation_count);
+ d3d12_fence_decref(current->fence);
continue;
}
@@ -480,7 +451,7 @@ static void vkd3d_wait_for_gpu_fences(struct vkd3d_fence_worker *worker)
if (FAILED(hr = d3d12_fence_signal(current->fence, current->value, vk_fence)))
ERR("Failed to signal D3D12 fence, hr %#x.\n", hr);
- InterlockedDecrement(¤t->fence->pending_worker_operation_count);
+ d3d12_fence_decref(current->fence);
vkd3d_queue_update_sequence_number(current->queue, current->queue_sequence_number, device);
continue;
@@ -518,12 +489,6 @@ static void *vkd3d_fence_worker_main(void *arg)
break;
}
- if (worker->pending_fence_destruction)
- {
- vkd3d_cond_broadcast(&worker->fence_destruction_cond);
- worker->pending_fence_destruction = false;
- }
-
if (worker->enqueued_fence_count)
{
vkd3d_fence_worker_move_enqueued_fences_locked(worker);
@@ -560,7 +525,6 @@ HRESULT vkd3d_fence_worker_start(struct vkd3d_fence_worker *worker,
TRACE("worker %p.\n", worker);
worker->should_exit = false;
- worker->pending_fence_destruction = false;
worker->device = device;
worker->enqueued_fence_count = 0;
@@ -1026,22 +990,35 @@ static ULONG STDMETHODCALLTYPE d3d12_fence_AddRef(ID3D12Fence *iface)
return refcount;
}
+static void d3d12_fence_incref(struct d3d12_fence *fence)
+{
+ InterlockedIncrement(&fence->internal_refcount);
+}
+
static ULONG STDMETHODCALLTYPE d3d12_fence_Release(ID3D12Fence *iface)
{
struct d3d12_fence *fence = impl_from_ID3D12Fence(iface);
ULONG refcount = InterlockedDecrement(&fence->refcount);
- int rc;
TRACE("%p decreasing refcount to %u.\n", fence, refcount);
if (!refcount)
+ d3d12_fence_decref(fence);
+
+ return refcount;
+}
+
+static void d3d12_fence_decref(struct d3d12_fence *fence)
+{
+ ULONG internal_refcount = InterlockedDecrement(&fence->internal_refcount);
+ int rc;
+
+ if (!internal_refcount)
{
struct d3d12_device *device = fence->device;
vkd3d_private_store_destroy(&fence->private_store);
- vkd3d_fence_worker_remove_fence(&device->fence_worker, fence);
-
d3d12_fence_destroy_vk_objects(fence);
vkd3d_free(fence->events);
@@ -1052,8 +1029,6 @@ static ULONG STDMETHODCALLTYPE d3d12_fence_Release(ID3D12Fence *iface)
d3d12_device_release(device);
}
-
- return refcount;
}
static HRESULT STDMETHODCALLTYPE d3d12_fence_GetPrivateData(ID3D12Fence *iface,
@@ -1380,6 +1355,7 @@ static HRESULT d3d12_fence_init(struct d3d12_fence *fence, struct d3d12_device *
int rc;
fence->ID3D12Fence_iface.lpVtbl = &d3d12_fence_vtbl;
+ fence->internal_refcount = 1;
fence->refcount = 1;
fence->value = initial_value;
@@ -1419,8 +1395,6 @@ static HRESULT d3d12_fence_init(struct d3d12_fence *fence, struct d3d12_device *
memset(fence->old_vk_fences, 0, sizeof(fence->old_vk_fences));
- fence->pending_worker_operation_count = 0;
-
if (FAILED(hr = vkd3d_private_store_init(&fence->private_store)))
{
vkd3d_mutex_destroy(&fence->mutex);
@@ -6496,7 +6470,7 @@ static HRESULT vkd3d_enqueue_timeline_semaphore(struct vkd3d_fence_worker *worke
waiting_fence->queue = queue;
++worker->enqueued_fence_count;
- InterlockedIncrement(&fence->pending_worker_operation_count);
+ d3d12_fence_incref(fence);
vkd3d_cond_signal(&worker->cond);
vkd3d_mutex_unlock(&worker->mutex);
diff --git a/libs/vkd3d/vkd3d_private.h b/libs/vkd3d/vkd3d_private.h
index 56060b6d..a0163c8d 100644
--- a/libs/vkd3d/vkd3d_private.h
+++ b/libs/vkd3d/vkd3d_private.h
@@ -346,7 +346,6 @@ struct vkd3d_fence_worker
struct vkd3d_cond cond;
struct vkd3d_cond fence_destruction_cond;
bool should_exit;
- bool pending_fence_destruction;
LONG enqueued_fence_count;
struct vkd3d_enqueued_fence
@@ -532,6 +531,7 @@ struct vkd3d_pending_fence_wait
struct d3d12_fence
{
ID3D12Fence ID3D12Fence_iface;
+ LONG internal_refcount;
LONG refcount;
uint64_t value;
@@ -555,8 +555,6 @@ struct d3d12_fence
struct list semaphores;
unsigned int semaphore_count;
- LONG pending_worker_operation_count;
-
VkFence old_vk_fences[VKD3D_MAX_VK_SYNC_OBJECTS];
struct d3d12_device *device;
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