+static bool
+ilo_cp_detect_hang(struct ilo_cp *cp)
+{
+ uint32_t active_lost, pending_lost;
+ bool guilty = false;
+
+ if (likely(!(ilo_debug & ILO_DEBUG_HANG)))
+ return false;
+
+ /* wait and get reset stats */
+ if (intel_bo_wait(cp->last_submitted_bo, -1) ||
+ intel_winsys_get_reset_stats(cp->winsys, cp->render_ctx,
+ &active_lost, &pending_lost))
+ return false;
+
+ if (cp->active_lost != active_lost) {
+ ilo_err("GPU hang caused by bo %p\n", cp->last_submitted_bo);
+ cp->active_lost = active_lost;
+ guilty = true;
+ }
+
+ if (cp->pending_lost != pending_lost) {
+ ilo_err("GPU hang detected\n");
+ cp->pending_lost = pending_lost;
+ }
+
+ return guilty;
+}
+