From 998142ea4aba2f12a848ba845f80603441aaa013 Mon Sep 17 00:00:00 2001
From: Jordan Justen <jordan.l.justen@intel.com>
Date: Tue, 17 Aug 2021 17:31:58 -0700
Subject: [PATCH] intel/blorp: Add subgroup_id input for compute programs

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11564>
---
 src/intel/blorp/blorp_priv.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/intel/blorp/blorp_priv.h b/src/intel/blorp/blorp_priv.h
index af8075f65fa..4ecf47f899c 100644
--- a/src/intel/blorp/blorp_priv.h
+++ b/src/intel/blorp/blorp_priv.h
@@ -151,8 +151,11 @@ struct brw_blorp_wm_inputs
     */
    float src_z;
 
-   /* Pad out to an integral number of registers */
-   uint32_t pad[1];
+   /* Note: Pad out to an integral number of registers when extending, but
+    * make sure subgroup_id is the last 32-bit item.
+    */
+   /* uint32_t pad[?]; */
+   uint32_t subgroup_id;
 };
 
 static inline nir_variable *