From 2cbd42cddd410b41ccddd009f8ce83a55130d152 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Fri, 8 Jun 2018 22:16:59 +0100
Subject: [PATCH] iris: IndexFormat = size/2

brw uses:
  IndexFormat = index_size >> 1

anv uses:
  IndexFromat = index_type[index_size]
---
 src/gallium/drivers/iris/iris_state.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c
index dcf5c62f9a8..0f420d1d566 100644
--- a/src/gallium/drivers/iris/iris_state.c
+++ b/src/gallium/drivers/iris/iris_state.c
@@ -2511,7 +2511,7 @@ iris_upload_render_state(struct iris_context *ice,
       assert(!draw->has_user_indices);
 
       iris_emit_cmd(batch, GENX(3DSTATE_INDEX_BUFFER), ib) {
-         ib.IndexFormat = draw->index_size;
+         ib.IndexFormat = draw->index_size >> 1;
          ib.MOCS = MOCS_WB;
          ib.BufferSize = res->bo->size;
          ib.BufferStartingAddress = ro_bo(res->bo, 0);
-- 
2.30.2