Quelle  dma_fence.h   Sprache: C

/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM dma_fence

#if !defined(_TRACE_DMA_FENCE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_DMA_FENCE_H

#include <linux/tracepoint.h>

struct dma_fence;

DECLARE_EVENT_CLASS(dma_fence,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence),

 TP_STRUCT__entry(
  __string(driver, dma_fence_driver_name(fence))
  __string(timeline, dma_fence_timeline_name(fence))
  __field(unsigned int, context)
  __field(unsigned int, seqno)
 ),

 TP_fast_assign(
  __assign_str(driver);
  __assign_str(timeline);
  __entry->context = fence->context;
  __entry->seqno = fence->seqno;
 ),

 TP_printk("driver=%s timeline=%s context=%u seqno=%u",
    __get_str(driver), __get_str(timeline), __entry->context,
    __entry->seqno)
);

/*
 * Safe only for call sites which are guaranteed to not race with fence
 * signaling,holding the fence->lock and having checked for not signaled, or the
 * signaling path itself.
 */
DECLARE_EVENT_CLASS(dma_fence_unsignaled,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence),

 TP_STRUCT__entry(
  __string(driver, fence->ops->get_driver_name(fence))
  __string(timeline, fence->ops->get_timeline_name(fence))
  __field(unsigned int, context)
  __field(unsigned int, seqno)
 ),

 TP_fast_assign(
  __assign_str(driver);
  __assign_str(timeline);
  __entry->context = fence->context;
  __entry->seqno = fence->seqno;
 ),

 TP_printk("driver=%s timeline=%s context=%u seqno=%u",
    __get_str(driver), __get_str(timeline), __entry->context,
    __entry->seqno)
);

DEFINE_EVENT(dma_fence_unsignaled, dma_fence_emit,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence)
);

DEFINE_EVENT(dma_fence_unsignaled, dma_fence_init,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence)
);

DEFINE_EVENT(dma_fence, dma_fence_destroy,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence)
);

DEFINE_EVENT(dma_fence_unsignaled, dma_fence_enable_signal,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence)
);

DEFINE_EVENT(dma_fence_unsignaled, dma_fence_signaled,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence)
);

DEFINE_EVENT(dma_fence, dma_fence_wait_start,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence)
);

DEFINE_EVENT(dma_fence, dma_fence_wait_end,

 TP_PROTO(struct dma_fence *fence),

 TP_ARGS(fence)
);

#endif /*  _TRACE_DMA_FENCE_H */

/* This part must be outside protection */
#include <trace/define_trace.h>