From 80fa8304c807b2ef28bf9e37bdd7afadfde216ce Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Fri, 10 Apr 2020 14:35:24 +1000
Subject: [PATCH] draw: fix tessellation stats query

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4560>
---
 .../auxiliary/draw/draw_pt_fetch_shade_pipeline_llvm.c     | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline_llvm.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline_llvm.c
index f9db2928582..d403e81c224 100644
--- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline_llvm.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline_llvm.c
@@ -596,8 +596,11 @@ llvm_pipeline_generic(struct draw_pt_middle_end *middle,
 
    if (draw->collect_statistics) {
       draw->statistics.ia_vertices += prim_info->count;
-      draw->statistics.ia_primitives +=
-         u_decomposed_prims_for_vertices(prim_info->prim, prim_info->count);
+      if (prim_info->prim == PIPE_PRIM_PATCHES)
+         draw->statistics.ia_primitives += prim_info->count / draw->pt.vertices_per_patch;
+      else
+         draw->statistics.ia_primitives +=
+            u_decomposed_prims_for_vertices(prim_info->prim, prim_info->count);
       draw->statistics.vs_invocations += fetch_info->count;
    }
 
-- 
2.30.2