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track lima task start which can be combined with dma_fence_signal to identify task execution time. example command to record: trace-cmd record -i \ -e "lima:lima_task_submit" -e "lima:lima_task_run" \ -e "*fence:*fence_signaled" -e "drm:drm_vblank_event" \ -e "drm:drm_vblank_event_queued" sleep 4 Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com> Signed-off-by: Qiang Yu <yuq825@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200307135438.9981-1-yuq825@gmail.com
50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/* Copyright 2020 Qiang Yu <yuq825@gmail.com> */
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#if !defined(_LIMA_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _LIMA_TRACE_H_
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#include <linux/tracepoint.h>
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM lima
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#define TRACE_INCLUDE_FILE lima_trace
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DECLARE_EVENT_CLASS(lima_task,
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TP_PROTO(struct lima_sched_task *task),
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TP_ARGS(task),
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TP_STRUCT__entry(
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__field(uint64_t, task_id)
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__field(unsigned int, context)
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__field(unsigned int, seqno)
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__string(pipe, task->base.sched->name)
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),
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TP_fast_assign(
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__entry->task_id = task->base.id;
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__entry->context = task->base.s_fence->finished.context;
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__entry->seqno = task->base.s_fence->finished.seqno;
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__assign_str(pipe, task->base.sched->name)
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),
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TP_printk("task=%llu, context=%u seqno=%u pipe=%s",
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__entry->task_id, __entry->context, __entry->seqno,
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__get_str(pipe))
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);
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DEFINE_EVENT(lima_task, lima_task_submit,
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TP_PROTO(struct lima_sched_task *task),
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TP_ARGS(task)
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);
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DEFINE_EVENT(lima_task, lima_task_run,
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TP_PROTO(struct lima_sched_task *task),
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TP_ARGS(task)
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);
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#endif
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/* This part must be outside protection */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH ../../drivers/gpu/drm/lima
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#include <trace/define_trace.h>
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