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drm/amdgpu: add IV trace point

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This allows us to grab IVs without spamming the log.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2016-12-06 03:41:55 -05:00 committed by Alex Deucher
parent 614dea315f
commit cef105f7dc
2 changed files with 40 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
View File

@ -33,6 +33,7 @@
#include "amdgpu_ih.h"
#include "atom.h"
#include "amdgpu_connectors.h"
#include "amdgpu_trace.h"
#include <linux/pm_runtime.h>
@ -356,6 +357,8 @@ void amdgpu_irq_dispatch(struct amdgpu_device *adev,
struct amdgpu_irq_src *src;
int r;
trace_amdgpu_iv(entry);
if (client_id >= AMDGPU_IH_CLIENTID_MAX) {
DRM_DEBUG("Invalid client_id in IV: %d\n", client_id);
return;

37
drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
View File

@ -52,6 +52,43 @@ TRACE_EVENT(amdgpu_mm_wreg,
(unsigned long)__entry->value)
);
TRACE_EVENT(amdgpu_iv,
TP_PROTO(struct amdgpu_iv_entry *iv),
TP_ARGS(iv),
TP_STRUCT__entry(
__field(unsigned, client_id)
__field(unsigned, src_id)
__field(unsigned, ring_id)
__field(unsigned, vm_id)
__field(unsigned, vm_id_src)
__field(uint64_t, timestamp)
__field(unsigned, timestamp_src)
__field(unsigned, pas_id)
__array(unsigned, src_data, 4)
),
TP_fast_assign(
__entry->client_id = iv->client_id;
__entry->src_id = iv->src_id;
__entry->ring_id = iv->ring_id;
__entry->vm_id = iv->vm_id;
__entry->vm_id_src = iv->vm_id_src;
__entry->timestamp = iv->timestamp;
__entry->timestamp_src = iv->timestamp_src;
__entry->pas_id = iv->pas_id;
__entry->src_data[0] = iv->src_data[0];
__entry->src_data[1] = iv->src_data[1];
__entry->src_data[2] = iv->src_data[2];
__entry->src_data[3] = iv->src_data[3];
),
TP_printk("client_id:%u src_id:%u ring:%u vm_id:%u timestamp: %llu pas_id:%u src_data: %08x %08x %08x %08x\n",
__entry->client_id, __entry->src_id,
__entry->ring_id, __entry->vm_id,
__entry->timestamp, __entry->pas_id,
__entry->src_data[0], __entry->src_data[1],
__entry->src_data[2], __entry->src_data[3])
);
TRACE_EVENT(amdgpu_bo_create,
TP_PROTO(struct amdgpu_bo *bo),
TP_ARGS(bo),