[Qemu-devel] [PATCH v3 08/11] virtio-gpu: add cursor update tracepoint

[Gerd Hoffmann <kraxel@redhat.com>]

---
 hw/display/virtio-gpu.c | 9 ++++++++-
 trace-events            | 1 +
 2 files changed, 9 insertions(+), 1 deletion(-)

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);
         }
diff --git a/trace-events b/trace-events
index 02ff51b..2da6832 100644
--- a/trace-events
+++ b/trace-events
@@ -1199,6 +1199,7 @@ virtio_gpu_cmd_ctx_destroy(uint32_t ctx) "ctx 0x%x"
 virtio_gpu_cmd_ctx_res_attach(uint32_t ctx, uint32_t res) "ctx 0x%x, res 0x%x"
 virtio_gpu_cmd_ctx_res_detach(uint32_t ctx, uint32_t res) "ctx 0x%x, res 0x%x"
 virtio_gpu_cmd_ctx_submit(uint32_t ctx, uint32_t size) "ctx 0x%x, size %d"
+virtio_gpu_update_cursor(uint32_t scanout, uint32_t x, uint32_t y, const char *type, uint32_t res) "scanout %d, x %d, y %d, %s, res 0x%x"
 virtio_gpu_fence_ctrl(uint64_t fence, uint32_t type) "fence 0x%" PRIx64 ", type 0x%x"
 virtio_gpu_fence_resp(uint64_t fence) "fence 0x%" PRIx64
 
-- 
1.8.3.1