From c8782f3ac7bf024a118d3277cec349de8f05311f Mon Sep 17 00:00:00 2001
From: Connor Abbott <cwabbott0@gmail.com>
Date: Wed, 11 Dec 2024 10:51:42 -0500
Subject: [PATCH] freedreno/fdl: Don't enable r8g8 special case for mutable
 images

The blob seems to always use the R16 pitch align. I don't check the
block size, because the blob seems to disable UBWC when setting the
MUTABLEEN bit.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32615>
---
 src/freedreno/fdl/fd6_layout.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/freedreno/fdl/fd6_layout.c b/src/freedreno/fdl/fd6_layout.c
index ab923920daa..5fa1067ff33 100644
--- a/src/freedreno/fdl/fd6_layout.c
+++ b/src/freedreno/fdl/fd6_layout.c
@@ -19,7 +19,8 @@ static bool
 is_r8g8(const struct fdl_layout *layout)
 {
    return layout->cpp == 2 &&
-          util_format_get_nr_components(layout->format) == 2;
+          util_format_get_nr_components(layout->format) == 2 &&
+          !layout->is_mutable;
 }
 
 void