From 322ddbd538336a1ac01261df57e0a84d75f97f83 Mon Sep 17 00:00:00 2001
From: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Date: Wed, 9 Sep 2020 16:29:04 -0400
Subject: [PATCH] panfrost: Fix nonzero stencil mask on vertex/compute

Probably harmless but looks funny in the decode.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6712>
---
 src/panfrost/lib/midgard.xml | 2 +-
 src/panfrost/lib/pan_blit.c  | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/panfrost/lib/midgard.xml b/src/panfrost/lib/midgard.xml
index dfcbf73..6fb896d 100644
--- a/src/panfrost/lib/midgard.xml
+++ b/src/panfrost/lib/midgard.xml
@@ -521,7 +521,7 @@
 
   <struct name="Stencil">
     <field name="Reference Value" size="8" start="0" type="uint"/>
-    <field name="Mask" size="8" start="8" type="uint" default="0xFF"/>
+    <field name="Mask" size="8" start="8" type="uint"/>
     <field name="Compare Function" size="3" start="16" type="Func"/>
     <field name="Stencil Fail" size="3" start="19" type="Stencil Op"/>
     <field name="Depth Fail" size="3" start="22" type="Stencil Op"/>
diff --git a/src/panfrost/lib/pan_blit.c b/src/panfrost/lib/pan_blit.c
index 9967e21..af91bc9 100644
--- a/src/panfrost/lib/pan_blit.c
+++ b/src/panfrost/lib/pan_blit.c
@@ -270,6 +270,7 @@ panfrost_load_midg(
                 cfg.stencil_front.stencil_fail = MALI_STENCIL_OP_REPLACE;
                 cfg.stencil_front.depth_fail = MALI_STENCIL_OP_REPLACE;
                 cfg.stencil_front.depth_pass = MALI_STENCIL_OP_REPLACE;
+                cfg.stencil_front.mask = 0xFF;
 
                 cfg.stencil_back = cfg.stencil_front;
 
-- 
2.7.4