include/trace/events/dma_fence.h

/* 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>