From 2161aebf8dc5d2b31a61461a7ff2255d511e2b41 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Samuel=20Iglesias=20Gons=C3=A1lvez?= <siglesias@igalia.com>
Date: Wed, 20 Jan 2021 14:46:00 +0000
Subject: [PATCH] turnip: document GRAS_LRZ_CNTL's UNK5 bitfield
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It is used by the blob to enable depth bounds test for LRZ.

Signed-off-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8615>
---
 src/freedreno/registers/adreno/a6xx.xml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/freedreno/registers/adreno/a6xx.xml b/src/freedreno/registers/adreno/a6xx.xml
index f9454c93817..918ef6d54ec 100644
--- a/src/freedreno/registers/adreno/a6xx.xml
+++ b/src/freedreno/registers/adreno/a6xx.xml
@@ -1698,7 +1698,8 @@ to upconvert to 32b float internally?
 		<bitfield name="FC_ENABLE" pos="3" type="boolean"/>
 		<!-- set when depth-test + depth-write enabled -->
 		<bitfield name="Z_TEST_ENABLE" pos="4" type="boolean"/>
-		<bitfield name="UNK5" low="5" high="9"/>
+		<bitfield name="Z_BOUNDS_ENABLE" pos="5" type="boolean"/>
+		<bitfield name="UNK6" low="6" high="9"/>
 	</reg32>
 	<reg32 offset="0x8101" name="GRAS_UNKNOWN_8101" low="0" high="2"/>
 	<reg32 offset="0x8102" name="GRAS_2D_BLIT_INFO">