From a8746403352be96bae7dfd73ac31fe0253f884b8 Mon Sep 17 00:00:00 2001
From: Adam Williamson <awilliam@redhat.com>
Date: Tue, 9 Mar 2021 17:21:59 -0800
Subject: [PATCH] Test: deny atomic KMS for "tegra" (RHBZ #1936991)

Signed-off-by: Adam Williamson <awilliam@redhat.com>
---
 data/61-mutter.rules                  | 1 +
 src/backends/native/meta-kms-device.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/data/61-mutter.rules b/data/61-mutter.rules
index edc03e6c1..d8e3c5f00 100644
--- a/data/61-mutter.rules
+++ b/data/61-mutter.rules
@@ -3,3 +3,4 @@ DRIVERS=="nouveau", SUBSYSTEM=="drm", TAG+="mutter-device-disable-kms-modifiers"
 DRIVERS=="amdgpu", SUBSYSTEM=="drm", TAG+="mutter-device-disable-kms-modifiers"
 DRIVERS=="radeon", SUBSYSTEM=="drm", TAG+="mutter-device-disable-kms-modifiers"
 ENV{ID_PATH}=="platform-vkms", TAG+="mutter-device-ignore"
+DRIVER=="tegra", SUBSYSTEM=="platform", TAG+="mutter-device-disable-atomic-kms"
diff --git a/src/backends/native/meta-kms-device.c b/src/backends/native/meta-kms-device.c
index c388096d5..ef65cf82b 100644
--- a/src/backends/native/meta-kms-device.c
+++ b/src/backends/native/meta-kms-device.c
@@ -252,6 +252,7 @@ is_atomic_allowed (const char *driver_name)
     "vmwgfx",
     "vboxvideo",
     "nvidia-drm",
+    "tegra",
     NULL,
   };
 
-- 
2.28.0