[PATCH 4/5] drm/xe: Update VM trace events

[Matthew Brost]

The trace events have changed moving to a single job per VM bind IOCTL,
update the trace events align with old behavior as much as possible.

Cc: Oak Zeng <oak.zeng at intel.com>
Cc: Thomas Hellström <thomas.hellstrom at linux.intel.com>
Signed-off-by: Matthew Brost <matthew.brost at intel.com>
---
 drivers/gpu/drm/xe/xe_trace.h | 10 ++++-----
 drivers/gpu/drm/xe/xe_vm.c    | 42 +++++++++++++++++++++++++++++++++--
 2 files changed, 45 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_trace.h b/drivers/gpu/drm/xe/xe_trace.h
index 2d56cfc09e42..f18ae1c63031 100644
--- a/drivers/gpu/drm/xe/xe_trace.h
+++ b/drivers/gpu/drm/xe/xe_trace.h
@@ -423,11 +423,6 @@ DEFINE_EVENT(xe_vma, xe_vma_acc,
 	     TP_ARGS(vma)
 );
 
-DEFINE_EVENT(xe_vma, xe_vma_fail,
-	     TP_PROTO(struct xe_vma *vma),
-	     TP_ARGS(vma)
-);
-
 DEFINE_EVENT(xe_vma, xe_vma_bind,
 	     TP_PROTO(struct xe_vma *vma),
 	     TP_ARGS(vma)
@@ -541,6 +536,11 @@ DEFINE_EVENT(xe_vm, xe_vm_rebind_worker_exit,
 	     TP_ARGS(vm)
 );
 
+DEFINE_EVENT(xe_vm, xe_vm_ops_fail,
+	     TP_PROTO(struct xe_vm *vm),
+	     TP_ARGS(vm)
+);
+
 /* GuC */
 DECLARE_EVENT_CLASS(xe_guc_ct_flow_control,
 		    TP_PROTO(u32 _head, u32 _tail, u32 size, u32 space, u32 len),
diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index aef0ed5f9571..bb9712586002 100644
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -2470,6 +2470,38 @@ static int vm_bind_ioctl_ops_lock_and_prep(struct drm_exec *exec,
 	return 0;
 }
 
+static void op_trace(struct xe_vma_op *op)
+{
+	switch (op->base.op) {
+	case DRM_GPUVA_OP_MAP:
+		trace_xe_vma_bind(op->map.vma);
+		break;
+	case DRM_GPUVA_OP_REMAP:
+		trace_xe_vma_unbind(gpuva_to_vma(op->base.remap.unmap->va));
+		if (op->remap.prev)
+			trace_xe_vma_bind(op->remap.prev);
+		if (op->remap.next)
+			trace_xe_vma_bind(op->remap.next);
+		break;
+	case DRM_GPUVA_OP_UNMAP:
+		trace_xe_vma_unbind(gpuva_to_vma(op->base.unmap.va));
+		break;
+	case DRM_GPUVA_OP_PREFETCH:
+		trace_xe_vma_bind(gpuva_to_vma(op->base.prefetch.va));
+		break;
+	default:
+		XE_WARN_ON("NOT POSSIBLE");
+	}
+}
+
+static void trace_xe_vm_ops_execute(struct xe_vma_ops *vops)
+{
+	struct xe_vma_op *op;
+
+	list_for_each_entry(op, &vops->list, link)
+		op_trace(op);
+}
+
 static int vm_ops_setup_tile_args(struct xe_vm *vm, struct xe_vma_ops *vops)
 {
 	struct xe_exec_queue *q = vops->q;
@@ -2513,8 +2545,10 @@ static struct dma_fence *ops_execute(struct xe_vm *vm,
 	if (number_tiles > 1) {
 		fences = kmalloc_array(number_tiles, sizeof(*fences),
 				       GFP_KERNEL);
-		if (!fences)
-			return ERR_PTR(-ENOMEM);
+		if (!fences) {
+			fence = ERR_PTR(-ENOMEM);
+			goto err_trace;
+		}
 	}
 
 	for_each_tile(tile, vm->xe, id) {
@@ -2528,6 +2562,8 @@ static struct dma_fence *ops_execute(struct xe_vm *vm,
 		}
 	}
 
+	trace_xe_vm_ops_execute(vops);
+
 	for_each_tile(tile, vm->xe, id) {
 		if (!vops->pt_update_ops[id].num_ops)
 			continue;
@@ -2574,6 +2610,8 @@ static struct dma_fence *ops_execute(struct xe_vm *vm,
 	kfree(fences);
 	kfree(cf);
 
+err_trace:
+	trace_xe_vm_ops_fail(vm);
 	return fence;
 }
 
-- 
2.34.1