From c35ff18823f877459b2b4ace61fb08a9b56106f9 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Christian=20K=C3=B6nig?= Date: Tue, 9 Jan 2018 19:32:58 +0100 Subject: [PATCH] drm/amdgpu: trace allocated PASIDs MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Trace all allocated PASIDs. Signed-off-by: Christian König Reviewed-by: Chunming Zhou Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c | 4 ++++ drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h | 22 ++++++++++++++++++++++ 2 files changed, 26 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c index 842caa5..3b9d318 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c @@ -69,6 +69,9 @@ int amdgpu_pasid_alloc(unsigned int bits) break; } + if (pasid >= 0) + trace_amdgpu_pasid_allocated(pasid); + return pasid; } @@ -78,6 +81,7 @@ int amdgpu_pasid_alloc(unsigned int bits) */ void amdgpu_pasid_free(unsigned int pasid) { + trace_amdgpu_pasid_freed(pasid); ida_simple_remove(&amdgpu_pasid_ida, pasid); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h index 251ca92..567a437 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h @@ -378,6 +378,28 @@ TRACE_EVENT(amdgpu_vm_flush, __entry->vm_hub,__entry->pd_addr) ); +DECLARE_EVENT_CLASS(amdgpu_pasid, + TP_PROTO(unsigned pasid), + TP_ARGS(pasid), + TP_STRUCT__entry( + __field(unsigned, pasid) + ), + TP_fast_assign( + __entry->pasid = pasid; + ), + TP_printk("pasid=%u", __entry->pasid) +); + +DEFINE_EVENT(amdgpu_pasid, amdgpu_pasid_allocated, + TP_PROTO(unsigned pasid), + TP_ARGS(pasid) +); + +DEFINE_EVENT(amdgpu_pasid, amdgpu_pasid_freed, + TP_PROTO(unsigned pasid), + TP_ARGS(pasid) +); + TRACE_EVENT(amdgpu_bo_list_set, TP_PROTO(struct amdgpu_bo_list *list, struct amdgpu_bo *bo), TP_ARGS(list, bo), -- 2.7.4