xref: /xsrc/external/mit/MesaLib/dist/src/virtio/vulkan/vn_queue.h

/*
 * Copyright 2019 Google LLC
 * SPDX-License-Identifier: MIT
 *
 * based in part on anv and radv which are:
 * Copyright © 2015 Intel Corporation
 * Copyright © 2016 Red Hat.
 * Copyright © 2016 Bas Nieuwenhuizen
 */

#ifndef VN_QUEUE_H
#define VN_QUEUE_H

#include "vn_common.h"

struct vn_queue {
   struct vn_object_base base;

   struct vn_device *device;
   uint32_t family;
   uint32_t index;
   uint32_t flags;

   VkFence wait_fence;
};
VK_DEFINE_HANDLE_CASTS(vn_queue, base.base, VkQueue, VK_OBJECT_TYPE_QUEUE)

enum vn_sync_type {
   /* no payload */
   VN_SYNC_TYPE_INVALID,

   /* device object */
   VN_SYNC_TYPE_DEVICE_ONLY,

   /* already signaled by WSI */
   VN_SYNC_TYPE_WSI_SIGNALED,
};

struct vn_sync_payload {
   enum vn_sync_type type;
};

struct vn_fence {
   struct vn_object_base base;

   struct vn_sync_payload *payload;

   struct vn_sync_payload permanent;
   struct vn_sync_payload temporary;
};
VK_DEFINE_NONDISP_HANDLE_CASTS(vn_fence,
                               base.base,
                               VkFence,
                               VK_OBJECT_TYPE_FENCE)

struct vn_semaphore {
   struct vn_object_base base;

   VkSemaphoreType type;

   struct vn_sync_payload *payload;

   struct vn_sync_payload permanent;
   struct vn_sync_payload temporary;
};
VK_DEFINE_NONDISP_HANDLE_CASTS(vn_semaphore,
                               base.base,
                               VkSemaphore,
                               VK_OBJECT_TYPE_SEMAPHORE)

struct vn_event {
   struct vn_object_base base;
};
VK_DEFINE_NONDISP_HANDLE_CASTS(vn_event,
                               base.base,
                               VkEvent,
                               VK_OBJECT_TYPE_EVENT)

void
vn_fence_signal_wsi(struct vn_device *dev, struct vn_fence *fence);

void
vn_semaphore_signal_wsi(struct vn_device *dev, struct vn_semaphore *sem);

#endif /* VN_QUEUE_H */