From 51b9a929667c58c8cc92b23f0ac599e9246392ee Mon Sep 17 00:00:00 2001
From: Mohamed Ahmed <mohamedahmedegypt2001@gmail.com>
Date: Wed, 11 Mar 2026 04:07:55 +0400
Subject: [PATCH] nil/modifiers: Clarify drm_format_mods_for_format rejecting
 modifiers for unsupported color formats

Reviewed-by: Faith Ekstrand <faith.ekstrand@collabora.com>
Reviewed-by: Mel Henning <mhenning@darkrefraction.com>
Tested-by: Mary Guillemard <mary@mary.zone>

Backport-to: 26.1
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40473>
(cherry picked from commit 7f5767a2f2ccaeb9570d73f946455c7ef2d2f554)
---
 .pick_status.json            | 2 +-
 src/nouveau/nil/modifiers.rs | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/.pick_status.json b/.pick_status.json
index 8042b325ae2..eb9867597b7 100644
--- a/.pick_status.json
+++ b/.pick_status.json
@@ -2214,7 +2214,7 @@
         "description": "nil/modifiers: Clarify drm_format_mods_for_format rejecting modifiers for unsupported color formats",
         "nominated": true,
         "nomination_type": 4,
-        "resolution": 0,
+        "resolution": 1,
         "main_sha": null,
         "because_sha": null,
         "notes": null
diff --git a/src/nouveau/nil/modifiers.rs b/src/nouveau/nil/modifiers.rs
index 88556a7e3e8..ba177e39040 100644
--- a/src/nouveau/nil/modifiers.rs
+++ b/src/nouveau/nil/modifiers.rs
@@ -268,6 +268,7 @@ pub fn drm_format_mods_for_format(
         return;
     }
 
+    // This rejects unsupported color formats like YCbCr and any others
     if !format.supports_color_targets(dev) {
         return;
     }