virtio-gpu: add cursor update tracepoint

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>

1 files changed, 8 insertions, 1 deletions

diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index 0f8d35c..a836ce3 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -91,13 +91,20 @@ static void update_cursor_data_virgl(VirtIOGPU *g,
 static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor)
 {
     struct virtio_gpu_scanout *s;
+    bool move = cursor->hdr.type != VIRTIO_GPU_CMD_MOVE_CURSOR;
 
     if (cursor->pos.scanout_id >= g->conf.max_outputs) {
         return;
     }
     s = &g->scanout[cursor->pos.scanout_id];
 
-    if (cursor->hdr.type != VIRTIO_GPU_CMD_MOVE_CURSOR) {
+    trace_virtio_gpu_update_cursor(cursor->pos.scanout_id,
+                                   cursor->pos.x,
+                                   cursor->pos.y,
+                                   move ? "move" : "update",
+                                   cursor->resource_id);
+
+    if (move) {
         if (!s->current_cursor) {
             s->current_cursor = cursor_alloc(64, 64);
         }