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workqueue: avoid hard lockups in show_workqueue_state()
[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / amd / scheduler / gpu_sched_trace.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #if !defined(_GPU_SCHED_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
3 #define _GPU_SCHED_TRACE_H_
4
5 #include <linux/stringify.h>
6 #include <linux/types.h>
7 #include <linux/tracepoint.h>
8
9 #include <drm/drmP.h>
10
11 #undef TRACE_SYSTEM
12 #define TRACE_SYSTEM gpu_sched
13 #define TRACE_INCLUDE_FILE gpu_sched_trace
14
15 TRACE_EVENT(amd_sched_job,
16 TP_PROTO(struct amd_sched_job *sched_job),
17 TP_ARGS(sched_job),
18 TP_STRUCT__entry(
19 __field(struct amd_sched_entity *, entity)
20 __field(struct dma_fence *, fence)
21 __field(const char *, name)
22 __field(uint64_t, id)
23 __field(u32, job_count)
24 __field(int, hw_job_count)
25 ),
26
27 TP_fast_assign(
28 __entry->entity = sched_job->s_entity;
29 __entry->id = sched_job->id;
30 __entry->fence = &sched_job->s_fence->finished;
31 __entry->name = sched_job->sched->name;
32 __entry->job_count = kfifo_len(
33 &sched_job->s_entity->job_queue) / sizeof(sched_job);
34 __entry->hw_job_count = atomic_read(
35 &sched_job->sched->hw_rq_count);
36 ),
37 TP_printk("entity=%p, id=%llu, fence=%p, ring=%s, job count:%u, hw job count:%d",
38 __entry->entity, __entry->id,
39 __entry->fence, __entry->name,
40 __entry->job_count, __entry->hw_job_count)
41 );
42
43 TRACE_EVENT(amd_sched_process_job,
44 TP_PROTO(struct amd_sched_fence *fence),
45 TP_ARGS(fence),
46 TP_STRUCT__entry(
47 __field(struct dma_fence *, fence)
48 ),
49
50 TP_fast_assign(
51 __entry->fence = &fence->finished;
52 ),
53 TP_printk("fence=%p signaled", __entry->fence)
54 );
55
56 #endif
57
58 /* This part must be outside protection */
59 #undef TRACE_INCLUDE_PATH
60 #define TRACE_INCLUDE_PATH .
61 #include <trace/define_trace.h>