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drm/v3d: Create tracepoints to track the CPU job

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Create tracepoints to track the three major events of a CPU job
lifetime:
	1. Submission of a `v3d_submit_cpu` IOCTL
	2. Beginning of the execution of a CPU job
	3. Ending of the execution of a CPU job

Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231130164420.932823-11-mcanal@igalia.com
This commit is contained in:
Maíra Canal 2023-11-30 13:40:32 -03:00
parent c5195d001f
commit 1fe0879efc
No known key found for this signature in database
GPG Key ID: 6E388F05AB35B7CF
3 changed files with 63 additions and 0 deletions
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4
drivers/gpu/drm/v3d/v3d_sched.c
View File

@ -288,8 +288,12 @@ v3d_cpu_job_run(struct drm_sched_job *sched_job)
file->start_ns[V3D_CPU] = local_clock();
v3d->queue[V3D_CPU].start_ns = file->start_ns[V3D_CPU];
trace_v3d_cpu_job_begin(&v3d->drm, job->job_type);
cpu_job_function[job->job_type](job);
trace_v3d_cpu_job_end(&v3d->drm, job->job_type);
runtime = local_clock() - file->start_ns[V3D_CPU];
file->enabled_ns[V3D_CPU] += runtime;

2
drivers/gpu/drm/v3d/v3d_submit.c
View File

@ -824,6 +824,8 @@ v3d_submit_cpu_ioctl(struct drm_device *dev, void *data,
goto fail;
}
trace_v3d_submit_cpu_ioctl(&v3d->drm, cpu_job->job_type);
ret = v3d_job_init(v3d, file_priv, &cpu_job->base,
v3d_job_free, 0, &se, V3D_CPU);
if (ret)

57
drivers/gpu/drm/v3d/v3d_trace.h
View File

@ -225,6 +225,63 @@ TRACE_EVENT(v3d_submit_csd,
__entry->seqno)
);
TRACE_EVENT(v3d_submit_cpu_ioctl,
TP_PROTO(struct drm_device *dev, enum v3d_cpu_job_type job_type),
TP_ARGS(dev, job_type),
TP_STRUCT__entry(
__field(u32, dev)
__field(enum v3d_cpu_job_type, job_type)
),
TP_fast_assign(
__entry->dev = dev->primary->index;
__entry->job_type = job_type;
),
TP_printk("dev=%u, job_type=%d",
__entry->dev,
__entry->job_type)
);
TRACE_EVENT(v3d_cpu_job_begin,
TP_PROTO(struct drm_device *dev, enum v3d_cpu_job_type job_type),
TP_ARGS(dev, job_type),
TP_STRUCT__entry(
__field(u32, dev)
__field(enum v3d_cpu_job_type, job_type)
),
TP_fast_assign(
__entry->dev = dev->primary->index;
__entry->job_type = job_type;
),
TP_printk("dev=%u, job_type=%d",
__entry->dev,
__entry->job_type)
);
TRACE_EVENT(v3d_cpu_job_end,
TP_PROTO(struct drm_device *dev, enum v3d_cpu_job_type job_type),
TP_ARGS(dev, job_type),
TP_STRUCT__entry(
__field(u32, dev)
__field(enum v3d_cpu_job_type, job_type)
),
TP_fast_assign(
__entry->dev = dev->primary->index;
__entry->job_type = job_type;
),
TP_printk("dev=%u, job_type=%d",
__entry->dev,
__entry->job_type)
);
TRACE_EVENT(v3d_cache_clean_begin,
TP_PROTO(struct drm_device *dev),
TP_ARGS(dev),