[mutter] backend/native: Sending modifiers to clients can be disabled via udev

[Marge Bot <marge-bot src gnome org>]

commit efc4fa333cd5f0bd129a67d7c4316babf3dc94d5
Author: Michel Dänzer <mdaenzer redhat com>
Date:   Tue Sep 20 19:04:33 2022 +0200

    backend/native: Sending modifiers to clients can be disabled via udev
    
    Using the new udev tag "mutter-device-disable-client-modifiers".
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2637>

 src/backends/native/meta-backend-native.c | 3 +++
 src/backends/native/meta-udev.c           | 7 +++++++
 src/backends/native/meta-udev.h           | 2 ++
 3 files changed, 12 insertions(+)
---
diff --git a/src/backends/native/meta-backend-native.c b/src/backends/native/meta-backend-native.c
index c8bf097b4e..c86c72dc56 100644
--- a/src/backends/native/meta-backend-native.c
+++ b/src/backends/native/meta-backend-native.c
@@ -595,6 +595,9 @@ add_drm_device (MetaBackendNative  *backend_native,
   if (meta_is_udev_device_disable_modifiers (device))
     flags |= META_KMS_DEVICE_FLAG_DISABLE_MODIFIERS;
 
+  if (meta_is_udev_device_disable_client_modifiers (device))
+    flags |= META_KMS_DEVICE_FLAG_DISABLE_CLIENT_MODIFIERS;
+
   if (meta_is_udev_device_preferred_primary (device))
     flags |= META_KMS_DEVICE_FLAG_PREFERRED_PRIMARY;
 
diff --git a/src/backends/native/meta-udev.c b/src/backends/native/meta-udev.c
index 0a9ed5fd1a..c9b0fc74e5 100644
--- a/src/backends/native/meta-udev.c
+++ b/src/backends/native/meta-udev.c
@@ -102,6 +102,13 @@ meta_is_udev_device_disable_modifiers (GUdevDevice *device)
                                    "mutter-device-disable-kms-modifiers");
 }
 
+gboolean
+meta_is_udev_device_disable_client_modifiers (GUdevDevice *device)
+{
+  return meta_has_udev_device_tag (device,
+                                   "mutter-device-disable-client-modifiers");
+}
+
 gboolean
 meta_is_udev_device_ignore (GUdevDevice *device)
 {
diff --git a/src/backends/native/meta-udev.h b/src/backends/native/meta-udev.h
index dfd6337a04..27d5d2ed43 100644
--- a/src/backends/native/meta-udev.h
+++ b/src/backends/native/meta-udev.h
@@ -34,6 +34,8 @@ gboolean meta_is_udev_device_boot_vga (GUdevDevice *device);
 
 gboolean meta_is_udev_device_disable_modifiers (GUdevDevice *device);
 
+gboolean meta_is_udev_device_disable_client_modifiers (GUdevDevice *device);
+
 gboolean meta_is_udev_device_ignore (GUdevDevice *device);
 
 gboolean meta_is_udev_test_device (GUdevDevice *device);