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Commit 65f7260b authored by Andrey Grodzovsky's avatar Andrey Grodzovsky Committed by Alex Deucher
Browse files

drm/amdgpu: Add job pipe sync dependecy trace 



It's useful to trace any dependency a job has on prevoius
jobs.

Signed-off-by: default avatarAndrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 07507c01

drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c

+5 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ 
#include <drm/amdgpu_drm.h>

#include "amdgpu.h"

#include "atom.h"

#include "amdgpu_trace.h"



#define AMDGPU_IB_TEST_TIMEOUT	msecs_to_jiffies(1000)
@@ -170,6 +171,10 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, 
	     (amdgpu_sriov_vf(adev) && need_ctx_switch) ||

	     amdgpu_vm_need_pipeline_sync(ring, job))) {

		need_pipe_sync = true;



		if (tmp)

			trace_amdgpu_ib_pipe_sync(job, tmp);



		dma_fence_put(tmp);

	}

drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h

+24 −0
Original line number Diff line number Diff line
@@ -462,6 +462,30 @@ TRACE_EVENT(amdgpu_bo_move, 
			__entry->new_placement, __entry->bo_size)

);



TRACE_EVENT(amdgpu_ib_pipe_sync,

	    TP_PROTO(struct amdgpu_job *sched_job, struct dma_fence *fence),

	    TP_ARGS(sched_job, fence),

	    TP_STRUCT__entry(

			     __field(const char *,name)

			     __field(uint64_t, id)

			     __field(struct dma_fence *, fence)

			     __field(uint64_t, ctx)

			     __field(unsigned, seqno)

			     ),



	    TP_fast_assign(

			   __entry->name = sched_job->base.sched->name;

			   __entry->id = sched_job->base.id;

			   __entry->fence = fence;

			   __entry->ctx = fence->context;

			   __entry->seqno = fence->seqno;

			   ),

	    TP_printk("job ring=%s, id=%llu, need pipe sync to fence=%p, context=%llu, seq=%u",

		      __entry->name, __entry->id,

		      __entry->fence, __entry->ctx,

		      __entry->seqno)

);



#undef AMDGPU_JOB_GET_TIMELINE_NAME

#endif