From 347507fc92ebdd2dc94223700eaa5db8f362cd18 Mon Sep 17 00:00:00 2001
From: Victor Brekenfeld <github@drakulix.de>
Date: Sun, 25 Apr 2021 23:32:11 +0200
Subject: [PATCH] drm/legacy: Assume Argb8888 is at least supported like we
 used to

---
 src/backend/drm/device/mod.rs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/backend/drm/device/mod.rs b/src/backend/drm/device/mod.rs
index b3e55b1..36447c0 100644
--- a/src/backend/drm/device/mod.rs
+++ b/src/backend/drm/device/mod.rs
@@ -370,7 +370,14 @@ impl<A: AsRawFd + 'static> DrmDevice<A> {
             }
         }
 
-        info!(self.logger, "Supported scan-out formats for plane ({:?}): {:#?}", plane, formats);
+        if formats.is_empty() {
+            formats.insert(Format {
+                code: Fourcc::Argb8888,
+                modifier: Modifier::Invalid,
+            });
+        }
+
+        info!(self.logger, "Supported scan-out formats for plane ({:?}): {:?}", plane, formats);
 
         Ok(DrmSurface {
             crtc,