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c1079aebb4
Add support for workload submission trace points. Co-developed-by: Donald Robson <donald.robson@imgtec.com> Signed-off-by: Donald Robson <donald.robson@imgtec.com> Signed-off-by: Alexandru Dadu <alexandru.dadu@imgtec.com> Reviewed-by: Matt Coster <matt.coster@imgtec.com> Link: https://patch.msgid.link/20260513-b4-pvr-trace-points-v1-1-81222d1a4c99@imgtec.com Signed-off-by: Matt Coster <matt.coster@imgtec.com>
114 lines
3.6 KiB
C
114 lines
3.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/* Copyright (c) 2026 Imagination Technologies Ltd. */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM pvr
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#if !defined(PVR_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define PVR_TRACE_H
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#include "pvr_context.h"
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#include "pvr_device.h"
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#include "pvr_fw.h"
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#include "pvr_hwrt.h"
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#include "pvr_job.h"
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#include "pvr_sync.h"
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#include <linux/stringify.h>
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#include <linux/types.h>
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#include <linux/tracepoint.h>
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/*
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* NOTE:
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* When adding trace points, or extra data to existing ones - you must capture
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* all the data in the TP_fast_assign section that you wish to use in the
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* TP_printk section. This is because the printk is performed on demand from the
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* captured data when you `cat /sys/kernel/tracing/trace` and by the time this
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* happens any pointers you captured will likely no longer point to valid data.
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*/
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/* Job submit */
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TRACE_EVENT(pvr_job_submit_ioctl,
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TP_PROTO(struct pvr_device *pvr_dev, u32 count),
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TP_ARGS(pvr_dev, count),
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TP_STRUCT__entry(__field(struct pvr_device *, pvr_dev)
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__field(u32, count)),
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TP_fast_assign(__entry->pvr_dev = pvr_dev;
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__entry->count = count;),
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TP_printk("pvr_dev=%p count=%u",
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__entry->pvr_dev,
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__entry->count)
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);
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#define PVR_JOB_TYPE_TO_STR(val) \
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__print_symbolic(val, \
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{ DRM_PVR_JOB_TYPE_GEOMETRY, "geometry" }, \
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{ DRM_PVR_JOB_TYPE_FRAGMENT, "fragment" }, \
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{ DRM_PVR_JOB_TYPE_COMPUTE, "compute" }, \
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{ DRM_PVR_JOB_TYPE_TRANSFER_FRAG, "transfer" })
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TRACE_EVENT(pvr_job_create,
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TP_PROTO(struct pvr_device *pvr_dev, struct pvr_job *job,
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u32 sync_op_count),
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TP_ARGS(pvr_dev, job, sync_op_count),
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TP_STRUCT__entry(__field(struct pvr_device *, pvr_dev)
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__field(struct pvr_context *, ctx)
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__field(struct pvr_fw_object *, fw_obj)
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__field(u32, fw_addr)
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__field(u32, hwrt_addr)
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__field(struct pvr_job *, job)
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__field(enum drm_pvr_job_type, job_type)
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__field(u32, sync_op_count)),
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TP_fast_assign(__entry->pvr_dev = pvr_dev;
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__entry->ctx = job->ctx;
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__entry->fw_obj = job->ctx->fw_obj;
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pvr_fw_object_get_fw_addr(job->ctx->fw_obj, &__entry->fw_addr);
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__entry->hwrt_addr = job->hwrt ?
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job->hwrt->fw_obj->fw_addr_offset :
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0;
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__entry->job = job;
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__entry->job_type = job->type;
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__entry->sync_op_count = sync_op_count;),
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TP_printk("pvr_dev=%p ctx=%p fw_obj=%p fw_addr=0x%x hwrt_addr=0x%x job=%p job_type=%s sync_op_count=%u",
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__entry->pvr_dev,
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__entry->ctx,
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__entry->fw_obj,
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__entry->fw_addr,
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__entry->hwrt_addr,
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__entry->job,
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PVR_JOB_TYPE_TO_STR(__entry->job_type),
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__entry->sync_op_count)
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);
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#undef PVR_JOB_TYPE_TO_STR
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TRACE_EVENT(pvr_job_submit_fw,
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TP_PROTO(struct pvr_job *job),
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TP_ARGS(job),
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TP_STRUCT__entry(__field(struct pvr_job *, job)
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__field(u32, done_seqno)),
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TP_fast_assign(__entry->job = job;
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__entry->done_seqno = job->done_fence->seqno;),
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TP_printk("job=%p done_seqno=%u",
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__entry->job,
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__entry->done_seqno)
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);
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TRACE_EVENT(pvr_job_done,
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TP_PROTO(struct pvr_job *job),
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TP_ARGS(job),
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TP_STRUCT__entry(__field(struct pvr_job *, job)),
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TP_fast_assign(__entry->job = job;),
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TP_printk("job=%p", __entry->job)
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);
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#endif /* PVR_TRACE_H */
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/* This part must be outside protection */
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#undef TRACE_INCLUDE_PATH
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_PATH ../../drivers/gpu/drm/imagination
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#define TRACE_INCLUDE_FILE pvr_trace
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#include <trace/define_trace.h>
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