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#ifndef __NVC0_FENCE_H__
#define __NVC0_FENCE_H__
#include "util/u_inlines.h"
#include "util/u_double_list.h"
#define NVC0_FENCE_STATE_AVAILABLE 0
#define NVC0_FENCE_STATE_EMITTED 1
#define NVC0_FENCE_STATE_FLUSHED 2
#define NVC0_FENCE_STATE_SIGNALLED 3
struct nvc0_mm_allocation;
struct nvc0_fence {
struct nvc0_fence *next;
struct nvc0_screen *screen;
int state;
int ref;
uint32_t sequence;
struct nvc0_mm_allocation *buffers;
};
void nvc0_fence_emit(struct nvc0_fence *);
void nvc0_fence_del(struct nvc0_fence *);
boolean nvc0_fence_wait(struct nvc0_fence *);
boolean nvc0_fence_signalled(struct nvc0_fence *);
static INLINE void
nvc0_fence_reference(struct nvc0_fence **ref, struct nvc0_fence *fence)
{
if (*ref) {
if (--(*ref)->ref == 0)
nvc0_fence_del(*ref);
}
if (fence)
++fence->ref;
*ref = fence;
}
static INLINE struct nvc0_fence *
nvc0_fence(struct pipe_fence_handle *fence)
{
return (struct nvc0_fence *)fence;
}
#endif // __NVC0_FENCE_H__
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