Merge request !1290 from 'port-scheduler'

port-serial: add command scheduler infrastructure and use it

https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/merge_requests/1290

1 files changed, 71 insertions, 0 deletions

diff --git a/src/mm-port-scheduler.h b/src/mm-port-scheduler.h
new file mode 100644
index 00000000..d67ddc24
--- /dev/null
+++ b/src/mm-port-scheduler.h
@@ -0,0 +1,71 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details:
+ *
+ * Copyright (C) 2025 Dan Williams <dan@ioncontrol.co>
+ */
+
+#ifndef MM_PORT_SCHEDULER_H
+#define MM_PORT_SCHEDULER_H
+
+#include <glib.h>
+#include <glib-object.h>
+
+#define MM_TYPE_PORT_SCHEDULER mm_port_scheduler_get_type ()
+#define MM_PORT_SCHEDULER_GET_INTERFACE(o) (G_TYPE_INSTANCE_GET_INTERFACE ((o), MM_TYPE_PORT_SCHEDULER, MMPortSchedulerInterface))
+
+G_DECLARE_INTERFACE (MMPortScheduler, mm_port_scheduler, MM, PORT_SCHEDULER, GObject)
+
+#define MM_PORT_SCHEDULER_SIGNAL_SEND_COMMAND "send-command"
+
+typedef struct _MMPortSchedulerInterface MMPortSchedulerInterface;
+
+struct _MMPortSchedulerInterface
+{
+    GTypeInterface g_iface;
+
+    /* Signals */
+    void (*send_command) (MMPortScheduler *self,
+                          gpointer         source);
+
+    /* Methods */
+    void (*register_source)     (MMPortScheduler *self,
+                                 gpointer         source,
+                                 const gchar     *tag);
+
+    void (*unregister_source)   (MMPortScheduler *self,
+                                 gpointer         source);
+
+    void (*notify_num_pending)  (MMPortScheduler *self,
+                                 gpointer         source,
+                                 guint            num_pending);
+
+    void (*notify_command_done) (MMPortScheduler *self,
+                                 gpointer         source,
+                                 guint            num_pending);
+};
+
+void mm_port_scheduler_register_source      (MMPortScheduler *self,
+                                             gpointer         source,
+                                             const gchar     *tag);
+
+void  mm_port_scheduler_unregister_source   (MMPortScheduler *self,
+                                             gpointer         source);
+
+void  mm_port_scheduler_notify_num_pending  (MMPortScheduler *self,
+                                             gpointer         source,
+                                             guint            num_pending);
+
+void  mm_port_scheduler_notify_command_done (MMPortScheduler *self,
+                                             gpointer         source,
+                                             guint            num_pending);
+
+#endif /* MM_PORT_SCHEDULER_H */