dma_fence.h

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/* 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.
 *
 * TODO: Remove the need for this event class when drivers switch to independent
 *       fences.
 */
DECLARE_EVENT_CLASS(dma_fence_ops,
 
    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, dma_fence_emit,
 
    TP_PROTO(struct dma_fence *fence),
 
    TP_ARGS(fence)
);
 
DEFINE_EVENT(dma_fence_ops, 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_ops, dma_fence_enable_signal,
 
    TP_PROTO(struct dma_fence *fence),
 
    TP_ARGS(fence)
);
 
DEFINE_EVENT(dma_fence_ops, 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>