From 2fa0183a95801792bc6dc6a64718f1a67ed2f160 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonas=20=C3=85dahl?= <jadahl@gmail.com>
Date: Sat, 1 Feb 2025 22:45:35 +0800
Subject: [PATCH] kms/connector: Add API to check color mode support

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4192>
---
 src/backends/native/meta-kms-connector.c | 21 +++++++++++++++++++++
 src/backends/native/meta-kms-connector.h |  4 ++++
 2 files changed, 25 insertions(+)

diff --git a/src/backends/native/meta-kms-connector.c b/src/backends/native/meta-kms-connector.c
index 7723416aa..afd3d5e0f 100644
--- a/src/backends/native/meta-kms-connector.c
+++ b/src/backends/native/meta-kms-connector.c
@@ -97,6 +97,13 @@ meta_kms_connector_get_device (MetaKmsConnector *connector)
   return meta_kms_impl_device_get_device (connector->impl_device);
 }
 
+static gboolean
+meta_kms_connector_has_prop (MetaKmsConnector     *connector,
+                             MetaKmsConnectorProp  prop)
+{
+  return connector->prop_table.props[prop].prop_id > 0;
+}
+
 uint32_t
 meta_kms_connector_get_prop_id (MetaKmsConnector     *connector,
                                 MetaKmsConnectorProp  prop)
@@ -189,6 +196,20 @@ meta_kms_connector_is_non_desktop (MetaKmsConnector *connector)
   return connector->current_state->non_desktop;
 }
 
+gboolean
+meta_kms_connector_supports_colorspace (MetaKmsConnector *connector)
+{
+  return meta_kms_connector_has_prop (connector,
+                                      META_KMS_CONNECTOR_PROP_COLORSPACE);
+}
+
+gboolean
+meta_kms_connector_supports_hdr_metadata (MetaKmsConnector *connector)
+{
+  return meta_kms_connector_has_prop (connector,
+                                      META_KMS_CONNECTOR_PROP_HDR_OUTPUT_METADATA);
+}
+
 static gboolean
 has_privacy_screen_software_toggle (MetaKmsConnector *connector)
 {
diff --git a/src/backends/native/meta-kms-connector.h b/src/backends/native/meta-kms-connector.h
index 328465d0f..3a7d7601f 100644
--- a/src/backends/native/meta-kms-connector.h
+++ b/src/backends/native/meta-kms-connector.h
@@ -103,3 +103,7 @@ META_EXPORT_TEST
 const MetaKmsConnectorState * meta_kms_connector_get_current_state (MetaKmsConnector *connector);
 
 gboolean meta_kms_connector_is_non_desktop (MetaKmsConnector *connector);
+
+gboolean meta_kms_connector_supports_colorspace (MetaKmsConnector *connector);
+
+gboolean meta_kms_connector_supports_hdr_metadata (MetaKmsConnector *connector);