[v2 29/31] drm/xe/svm: trace svm migration

[Oak Zeng]

Add two trace points to trace svm migrations.

Signed-off-by: Oak Zeng <oak.zeng at intel.com>
---
 drivers/gpu/drm/xe/xe_svm_migrate.c |  5 ++++-
 drivers/gpu/drm/xe/xe_trace.h       | 11 +++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_svm_migrate.c b/drivers/gpu/drm/xe/xe_svm_migrate.c
index ab8dd1f58aa4..69096d81bf02 100644
--- a/drivers/gpu/drm/xe/xe_svm_migrate.c
+++ b/drivers/gpu/drm/xe/xe_svm_migrate.c
@@ -211,8 +211,10 @@ vm_fault_t xe_svm_migrate_to_sram(struct vm_fault *vmf)
 	xe_svm_for_each_vm(svm, vm) {
 		xe_assert(xe, vm->mm == mm);
 		xe_vma = xe_vm_lookup_vma(vm, vmf->address);
-		if (xe_vma)
+		if (xe_vma) {
+			trace_xe_svm_migrate_to_sram(xe_vma);
 			xe_vm_invalidate_vma(xe_vma);
+		}
 	}
 	migrate_vma_pages(&migrate_vma);
 	migrate_vma_finalize(&migrate_vma);
@@ -328,6 +330,7 @@ int xe_svm_migrate_vma_to_vram(struct xe_vm *vm,
 
 	migrate_vma_pages(&migrate);
 	migrate_vma_finalize(&migrate);
+	trace_xe_svm_migrate_to_vram(vma);
 free_dst_pages:
 	if (ret)
 		xe_devm_free_blocks(&blocks);
diff --git a/drivers/gpu/drm/xe/xe_trace.h b/drivers/gpu/drm/xe/xe_trace.h
index f3fcce9f1434..12e0c9856540 100644
--- a/drivers/gpu/drm/xe/xe_trace.h
+++ b/drivers/gpu/drm/xe/xe_trace.h
@@ -480,6 +480,17 @@ DEFINE_EVENT(xe_vma, xe_vma_userptr_invalidate_complete,
 	     TP_ARGS(vma)
 );
 
+DEFINE_EVENT(xe_vma, xe_svm_migrate_to_sram,
+		    TP_PROTO(struct xe_vma *vma),
+		    TP_ARGS(vma)
+);
+
+
+DEFINE_EVENT(xe_vma, xe_svm_migrate_to_vram,
+		    TP_PROTO(struct xe_vma *vma),
+		    TP_ARGS(vma)
+);
+
 DECLARE_EVENT_CLASS(xe_vm,
 		    TP_PROTO(struct xe_vm *vm),
 		    TP_ARGS(vm),
-- 
2.26.3