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PojavLauncherTeam
GitHub Repository: PojavLauncherTeam/mesa
 Path: blob/21.2-virgl/src/gallium/drivers/nouveau/nouveau_fence.h
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#ifndef __NOUVEAU_FENCE_H__

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#define __NOUVEAU_FENCE_H__

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#include "util/u_inlines.h"

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#include "util/list.h"

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#define NOUVEAU_FENCE_STATE_AVAILABLE 0

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#define NOUVEAU_FENCE_STATE_EMITTING  1

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#define NOUVEAU_FENCE_STATE_EMITTED   2

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#define NOUVEAU_FENCE_STATE_FLUSHED   3

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#define NOUVEAU_FENCE_STATE_SIGNALLED 4

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struct pipe_debug_callback;

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struct nouveau_fence_work {

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   struct list_head list;

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   void (*func)(void *);

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   void *data;

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};

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struct nouveau_fence {

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   struct nouveau_fence *next;

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   struct nouveau_screen *screen;

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   int state;

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   int ref;

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   uint32_t sequence;

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   uint32_t work_count;

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   struct list_head work;

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};

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void nouveau_fence_emit(struct nouveau_fence *);

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void nouveau_fence_del(struct nouveau_fence *);

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bool nouveau_fence_new(struct nouveau_screen *, struct nouveau_fence **);

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void nouveau_fence_cleanup(struct nouveau_screen *);

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bool nouveau_fence_work(struct nouveau_fence *, void (*)(void *), void *);

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void nouveau_fence_update(struct nouveau_screen *, bool flushed);

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void nouveau_fence_next(struct nouveau_screen *);

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bool nouveau_fence_wait(struct nouveau_fence *, struct pipe_debug_callback *);

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bool nouveau_fence_signalled(struct nouveau_fence *);

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void nouveau_fence_unref_bo(void *data); /* generic unref bo callback */

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static inline void

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nouveau_fence_ref(struct nouveau_fence *fence, struct nouveau_fence **ref)

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{

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   if (fence)

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      ++fence->ref;

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   if (*ref) {

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      if (--(*ref)->ref == 0)

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         nouveau_fence_del(*ref);

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   }

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   *ref = fence;

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}

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static inline struct nouveau_fence *

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nouveau_fence(struct pipe_fence_handle *fence)

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{

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   return (struct nouveau_fence *)fence;

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}

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#endif // __NOUVEAU_FENCE_H__

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