drm/amdgpu: add BO map/unmap trace point

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <aleander.deucher@amd.com>

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

@@ -61,6 +61,54 @@ TRACE_EVENT(amdgpu_vm_grab_id,
 	    TP_printk("vmid=%u, ring=%u", __entry->vmid, __entry->ring)
 );
 
+TRACE_EVENT(amdgpu_vm_bo_map,
+	    TP_PROTO(struct amdgpu_bo_va *bo_va,
+		     struct amdgpu_bo_va_mapping *mapping),
+	    TP_ARGS(bo_va, mapping),
+	    TP_STRUCT__entry(
+			     __field(struct amdgpu_bo *, bo)
+			     __field(long, start)
+			     __field(long, last)
+			     __field(u64, offset)
+			     __field(u32, flags)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->bo = bo_va->bo;
+			   __entry->start = mapping->it.start;
+			   __entry->last = mapping->it.last;
+			   __entry->offset = mapping->offset;
+			   __entry->flags = mapping->flags;
+			   ),
+	    TP_printk("bo=%p, start=%lx, last=%lx, offset=%010llx, flags=%08x",
+		      __entry->bo, __entry->start, __entry->last,
+		      __entry->offset, __entry->flags)
+);
+
+TRACE_EVENT(amdgpu_vm_bo_unmap,
+	    TP_PROTO(struct amdgpu_bo_va *bo_va,
+		     struct amdgpu_bo_va_mapping *mapping),
+	    TP_ARGS(bo_va, mapping),
+	    TP_STRUCT__entry(
+			     __field(struct amdgpu_bo *, bo)
+			     __field(long, start)
+			     __field(long, last)
+			     __field(u64, offset)
+			     __field(u32, flags)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->bo = bo_va->bo;
+			   __entry->start = mapping->it.start;
+			   __entry->last = mapping->it.last;
+			   __entry->offset = mapping->offset;
+			   __entry->flags = mapping->flags;
+			   ),
+	    TP_printk("bo=%p, start=%lx, last=%lx, offset=%010llx, flags=%08x",
+		      __entry->bo, __entry->start, __entry->last,
+		      __entry->offset, __entry->flags)
+);
+
 TRACE_EVENT(amdgpu_vm_bo_update,
 	    TP_PROTO(struct amdgpu_bo_va_mapping *mapping),
 	    TP_ARGS(mapping),

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

@@ -1001,6 +1001,7 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev,
 
 	list_add(&mapping->list, &bo_va->mappings);
 	interval_tree_insert(&mapping->it, &vm->va);
+	trace_amdgpu_vm_bo_map(bo_va, mapping);
 
 	bo_va->addr = 0;
 
@@ -1058,6 +1059,7 @@ error_free:
 	mutex_lock(&vm->mutex);
 	list_del(&mapping->list);
 	interval_tree_remove(&mapping->it, &vm->va);
+	trace_amdgpu_vm_bo_unmap(bo_va, mapping);
 	kfree(mapping);
 
 error_unlock:
@@ -1099,6 +1101,7 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
 	mutex_lock(&vm->mutex);
 	list_del(&mapping->list);
 	interval_tree_remove(&mapping->it, &vm->va);
+	trace_amdgpu_vm_bo_unmap(bo_va, mapping);
 
 	if (bo_va->addr) {
 		/* clear the old address */
@@ -1139,6 +1142,7 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
 	list_for_each_entry_safe(mapping, next, &bo_va->mappings, list) {
 		list_del(&mapping->list);
 		interval_tree_remove(&mapping->it, &vm->va);
+		trace_amdgpu_vm_bo_unmap(bo_va, mapping);
 		if (bo_va->addr)
 			list_add(&mapping->list, &vm->freed);
 		else