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mutter/0001-monitor-manager-Add-forlease-config-to-monitors.xml.patch

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Backport DRM lease configuration Backport DRM lease configuration via monitors.xml and D-Bus: - https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4112 - https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4121 Resolves: RHEL-62220
2025-02-12 17:33:35 +00:00
From 406de0d6d72bcd68ccc71880e618d933537d755c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Exp=C3=B3sito?= <jexposit@redhat.com>
Date: Mon, 28 Oct 2024 08:37:12 +0100
Subject: [PATCH 1/5] monitor-manager: Add forlease config to monitors.xml
Allow to configure a list of monitors as available for lease in
monitors.xml.
The monitors available for lease, must be disabled as well.
Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4112>
---
src/backends/meta-monitor-config-manager.c | 23 +++++++
src/backends/meta-monitor-config-manager.h | 2 +
src/backends/meta-monitor-config-store.c | 79 +++++++++++++++++++++-
3 files changed, 103 insertions(+), 1 deletion(-)
diff --git a/src/backends/meta-monitor-config-manager.c b/src/backends/meta-monitor-config-manager.c
index 279169ace9..ecf4ee8202 100644
--- a/src/backends/meta-monitor-config-manager.c
+++ b/src/backends/meta-monitor-config-manager.c
@@ -1495,6 +1495,8 @@ meta_monitors_config_key_new (GList *logical_monitor_conf
}
}
+ /* Monitors for lease must be disabled (see meta_verify_monitors_config ()).
+ Therefore, there is no need to include them here. */
for (l = disabled_monitor_specs; l; l = l->next)
{
MetaMonitorSpec *monitor_spec = l->data;
@@ -1598,6 +1600,7 @@ meta_monitors_config_set_parent_config (MetaMonitorsConfig *config,
MetaMonitorsConfig *
meta_monitors_config_new_full (GList *logical_monitor_configs,
GList *disabled_monitor_specs,
+ GList *for_lease_monitor_specs,
MetaLogicalMonitorLayoutMode layout_mode,
MetaMonitorsConfigFlag flags)
{
@@ -1606,6 +1609,7 @@ meta_monitors_config_new_full (GList *logical_monitor_con
config = g_object_new (META_TYPE_MONITORS_CONFIG, NULL);
config->logical_monitor_configs = logical_monitor_configs;
config->disabled_monitor_specs = disabled_monitor_specs;
+ config->for_lease_monitor_specs = for_lease_monitor_specs;
config->layout_mode = layout_mode;
config->key = meta_monitors_config_key_new (logical_monitor_configs,
disabled_monitor_specs,
@@ -1649,6 +1653,7 @@ meta_monitors_config_new (MetaMonitorManager *monitor_manager,
return meta_monitors_config_new_full (logical_monitor_configs,
disabled_monitor_specs,
+ NULL,
layout_mode,
flags);
}
@@ -1664,6 +1669,8 @@ meta_monitors_config_finalize (GObject *object)
(GDestroyNotify) meta_logical_monitor_config_free);
g_list_free_full (config->disabled_monitor_specs,
(GDestroyNotify) meta_monitor_spec_free);
+ g_list_free_full (config->for_lease_monitor_specs,
+ (GDestroyNotify) meta_monitor_spec_free);
G_OBJECT_CLASS (meta_monitors_config_parent_class)->finalize (object);
}
@@ -1907,5 +1914,21 @@ meta_verify_monitors_config (MetaMonitorsConfig *config,
}
}
+ for (l = config->for_lease_monitor_specs; l; l = l->next)
+ {
+ MetaMonitorSpec *monitor_spec = l->data;
+ gpointer disabled = NULL;
+
+ disabled = g_list_find_custom (config->disabled_monitor_specs,
+ monitor_spec,
+ (GCompareFunc) meta_monitor_spec_compare);
+ if (!disabled)
+ {
+ g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
+ "For lease monitor must be explicitly disabled");
+ return FALSE;
+ }
+ }
+
return TRUE;
}
diff --git a/src/backends/meta-monitor-config-manager.h b/src/backends/meta-monitor-config-manager.h
index 8d21c8694c..87a29bc2dd 100644
--- a/src/backends/meta-monitor-config-manager.h
+++ b/src/backends/meta-monitor-config-manager.h
@@ -67,6 +67,7 @@ struct _MetaMonitorsConfig
GList *logical_monitor_configs;
GList *disabled_monitor_specs;
+ GList *for_lease_monitor_specs;
MetaMonitorsConfigFlag flags;
@@ -142,6 +143,7 @@ void meta_monitor_config_manager_save_current (MetaMonitorConfigManager *config_
META_EXPORT_TEST
MetaMonitorsConfig * meta_monitors_config_new_full (GList *logical_monitor_configs,
GList *disabled_monitors,
+ GList *for_lease_monitors,
MetaLogicalMonitorLayoutMode layout_mode,
MetaMonitorsConfigFlag flags);
diff --git a/src/backends/meta-monitor-config-store.c b/src/backends/meta-monitor-config-store.c
index 6e8aed1f9e..eb22dc3f36 100644
--- a/src/backends/meta-monitor-config-store.c
+++ b/src/backends/meta-monitor-config-store.c
@@ -89,6 +89,14 @@
* <serial>Serial C</serial>
* </monitorspec>
* </disabled>
+ * <forlease>
+ * <monitorspec>
+ * <connector>LVDS3</connector>
+ * <vendor>Vendor C</vendor>
+ * <product>Product C</product>
+ * <serial>Serial C</serial>
+ * </monitorspec>
+ * </forlease>
* </configuration>
* </monitors>
*
@@ -158,6 +166,7 @@ typedef enum
STATE_MONITOR_MAXBPC,
STATE_MONITOR_RGB_RANGE,
STATE_DISABLED,
+ STATE_FOR_LEASE,
STATE_POLICY,
STATE_STORES,
STATE_STORE,
@@ -184,6 +193,7 @@ typedef struct
MetaMonitorConfig *current_monitor_config;
MetaLogicalMonitorConfig *current_logical_monitor_config;
GList *current_disabled_monitor_specs;
+ GList *current_for_lease_monitor_specs;
gboolean seen_policy;
gboolean seen_stores;
gboolean seen_dbus;
@@ -333,6 +343,10 @@ handle_start_element (GMarkupParseContext *context,
{
parser->state = STATE_DISABLED;
}
+ else if (g_str_equal (element_name, "forlease"))
+ {
+ parser->state = STATE_FOR_LEASE;
+ }
else
{
enter_unknown_element (parser, element_name,
@@ -578,6 +592,22 @@ handle_start_element (GMarkupParseContext *context,
return;
}
+ case STATE_FOR_LEASE:
+ {
+ if (!g_str_equal (element_name, "monitorspec"))
+ {
+ g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_UNKNOWN_ELEMENT,
+ "Invalid element '%s' under forlease", element_name);
+ return;
+ }
+
+ parser->current_monitor_spec = g_new0 (MetaMonitorSpec, 1);
+ parser->monitor_spec_parent_state = STATE_FOR_LEASE;
+ parser->state = STATE_MONITOR_SPEC;
+
+ return;
+ }
+
case STATE_POLICY:
{
if (!(parser->extra_config_flags &
@@ -673,6 +703,15 @@ finish_monitor_spec (ConfigParser *parser)
parser->current_monitor_spec);
parser->current_monitor_spec = NULL;
+ return;
+ }
+ case STATE_FOR_LEASE:
+ {
+ parser->current_for_lease_monitor_specs =
+ g_list_prepend (parser->current_for_lease_monitor_specs,
+ parser->current_monitor_spec);
+ parser->current_monitor_spec = NULL;
+
return;
}
@@ -729,12 +768,15 @@ static gboolean
detect_layout_mode_configs (MetaMonitorManager *monitor_manager,
GList *logical_monitor_configs,
GList *disabled_monitor_specs,
+ GList *for_lease_monitor_specs,
MetaMonitorsConfigFlag config_flags,
MetaMonitorsConfig **physical_layout_mode_config,
MetaMonitorsConfig **logical_layout_mode_config,
GError **error)
{
- GList *logical_monitor_configs_copy, *disabled_monitor_specs_copy;
+ GList *logical_monitor_configs_copy;
+ GList *disabled_monitor_specs_copy;
+ GList *for_lease_monitor_specs_copy;
MetaMonitorsConfig *physical_config, *logical_config;
g_autoptr (GError) local_error_physical = NULL;
g_autoptr (GError) local_error_logical = NULL;
@@ -743,12 +785,15 @@ detect_layout_mode_configs (MetaMonitorManager *monitor_manager,
meta_clone_logical_monitor_config_list (logical_monitor_configs);
disabled_monitor_specs_copy =
g_list_copy_deep (disabled_monitor_specs, (GCopyFunc) meta_monitor_spec_clone, NULL);
+ for_lease_monitor_specs_copy =
+ g_list_copy_deep (for_lease_monitor_specs, (GCopyFunc) meta_monitor_spec_clone, NULL);
derive_logical_monitor_layouts (logical_monitor_configs,
META_LOGICAL_MONITOR_LAYOUT_MODE_PHYSICAL);
physical_config =
meta_monitors_config_new_full (g_steal_pointer (&logical_monitor_configs),
g_steal_pointer (&disabled_monitor_specs),
+ g_steal_pointer (&for_lease_monitor_specs),
META_LOGICAL_MONITOR_LAYOUT_MODE_PHYSICAL,
config_flags);
@@ -761,6 +806,7 @@ detect_layout_mode_configs (MetaMonitorManager *monitor_manager,
logical_config =
meta_monitors_config_new_full (g_steal_pointer (&logical_monitor_configs_copy),
g_steal_pointer (&disabled_monitor_specs_copy),
+ g_steal_pointer (&for_lease_monitor_specs_copy),
META_LOGICAL_MONITOR_LAYOUT_MODE_LOGICAL,
config_flags);
@@ -1207,6 +1253,7 @@ static MetaMonitorsConfig *
attempt_layout_mode_conversion (MetaMonitorManager *monitor_manager,
GList *logical_monitor_configs,
GList *disabled_monitor_specs,
+ GList *for_lease_monitor_specs,
MetaMonitorsConfigFlag config_flags)
{
GList *logical_monitor_configs_copy;
@@ -1251,6 +1298,9 @@ create_full_config:
g_list_copy_deep (disabled_monitor_specs,
(GCopyFunc) meta_monitor_spec_clone,
NULL),
+ g_list_copy_deep (for_lease_monitor_specs,
+ (GCopyFunc) meta_monitor_spec_clone,
+ NULL),
META_LOGICAL_MONITOR_LAYOUT_MODE_LOGICAL,
config_flags);
@@ -1438,6 +1488,14 @@ handle_end_element (GMarkupParseContext *context,
return;
}
+ case STATE_FOR_LEASE:
+ {
+ g_assert (g_str_equal (element_name, "forlease"));
+
+ parser->state = STATE_CONFIGURATION;
+ return;
+ }
+
case STATE_CONFIGURATION:
{
MetaMonitorConfigStore *store = parser->config_store;
@@ -1458,6 +1516,7 @@ handle_end_element (GMarkupParseContext *context,
if (!detect_layout_mode_configs (store->monitor_manager,
parser->current_logical_monitor_configs,
parser->current_disabled_monitor_specs,
+ parser->current_for_lease_monitor_specs,
config_flags,
&physical_layout_mode_config,
&logical_layout_mode_config,
@@ -1465,11 +1524,13 @@ handle_end_element (GMarkupParseContext *context,
{
parser->current_logical_monitor_configs = NULL;
parser->current_disabled_monitor_specs = NULL;
+ parser->current_for_lease_monitor_specs = NULL;
return;
}
parser->current_logical_monitor_configs = NULL;
parser->current_disabled_monitor_specs = NULL;
+ parser->current_for_lease_monitor_specs = NULL;
if (physical_layout_mode_config)
{
@@ -1487,6 +1548,7 @@ handle_end_element (GMarkupParseContext *context,
attempt_layout_mode_conversion (store->monitor_manager,
physical_layout_mode_config->logical_monitor_configs,
physical_layout_mode_config->disabled_monitor_specs,
+ physical_layout_mode_config->for_lease_monitor_specs,
config_flags);
}
}
@@ -1508,11 +1570,13 @@ handle_end_element (GMarkupParseContext *context,
config =
meta_monitors_config_new_full (parser->current_logical_monitor_configs,
parser->current_disabled_monitor_specs,
+ parser->current_for_lease_monitor_specs,
layout_mode,
config_flags);
parser->current_logical_monitor_configs = NULL;
parser->current_disabled_monitor_specs = NULL;
+ parser->current_for_lease_monitor_specs = NULL;
if (!meta_verify_monitors_config (config, store->monitor_manager,
error))
@@ -1747,6 +1811,7 @@ handle_text (GMarkupParseContext *context,
case STATE_MONITOR_MODE:
case STATE_TRANSFORM:
case STATE_DISABLED:
+ case STATE_FOR_LEASE:
case STATE_POLICY:
case STATE_STORES:
{
@@ -2323,6 +2388,18 @@ generate_config_xml (MetaMonitorConfigStore *config_store)
g_string_append (buffer, " </disabled>\n");
}
+ if (config->for_lease_monitor_specs)
+ {
+ g_string_append (buffer, " <forlease>\n");
+ for (l = config->for_lease_monitor_specs; l; l = l->next)
+ {
+ MetaMonitorSpec *monitor_spec = l->data;
+
+ append_monitor_spec (buffer, monitor_spec, " ");
+ }
+ g_string_append (buffer, " </forlease>\n");
+ }
+
g_string_append (buffer, " </configuration>\n");
}
--
2.48.1
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