mtk: add MTK specific MBIM implementation

Basically to flag that we don't support QMI explicitly, so that it's
not even attempted.

4 files changed, 128 insertions, 6 deletions

diff --git a/src/plugins/meson.build b/src/plugins/meson.build
index fb2649f8..e5d6c925 100644
--- a/src/plugins/meson.build
+++ b/src/plugins/meson.build
@@ -647,6 +647,12 @@ if plugins_options['mtk']
     'mtk/mm-plugin-mtk.c',
   )
 
+  if enable_mbim
+    sources += files(
+      'mtk/mm-broadband-modem-mbim-mtk.c'
+    )
+  endif
+
   plugins += {'plugin-mtk': {
     'plugin': true,
     'module': {'sources': sources, 'include_directories': plugins_incs, 'c_args': test_udev_rules_dir_c_args + ['-DMM_MODULE_NAME="mtk"']},
diff --git a/src/plugins/mtk/mm-broadband-modem-mbim-mtk.c b/src/plugins/mtk/mm-broadband-modem-mbim-mtk.c
new file mode 100644
index 00000000..8e86cbb6
--- /dev/null
+++ b/src/plugins/mtk/mm-broadband-modem-mbim-mtk.c
@@ -0,0 +1,67 @@
+/* -*- 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) 2023 Google, Inc.
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <ctype.h>
+
+#include "ModemManager.h"
+#include "mm-log-object.h"
+#include "mm-iface-modem.h"
+#include "mm-broadband-modem-mbim-mtk.h"
+
+G_DEFINE_TYPE (MMBroadbandModemMbimMtk, mm_broadband_modem_mbim_mtk, MM_TYPE_BROADBAND_MODEM_MBIM)
+
+/******************************************************************************/
+
+MMBroadbandModemMbimMtk *
+mm_broadband_modem_mbim_mtk_new (const gchar  *device,
+                                 const gchar  *physdev,
+                                 const gchar **drivers,
+                                 const gchar  *plugin,
+                                 guint16       vendor_id,
+                                 guint16       product_id)
+{
+    return g_object_new (MM_TYPE_BROADBAND_MODEM_MBIM_MTK,
+                         MM_BASE_MODEM_DEVICE,     device,
+                         MM_BASE_MODEM_PHYSDEV,    physdev,
+                         MM_BASE_MODEM_DRIVERS,    drivers,
+                         MM_BASE_MODEM_PLUGIN,     plugin,
+                         MM_BASE_MODEM_VENDOR_ID,  vendor_id,
+                         MM_BASE_MODEM_PRODUCT_ID, product_id,
+                         /* MBIM bearer supports NET only */
+                         MM_BASE_MODEM_DATA_NET_SUPPORTED, TRUE,
+                         MM_BASE_MODEM_DATA_TTY_SUPPORTED, FALSE,
+                         MM_IFACE_MODEM_SIM_HOT_SWAP_SUPPORTED, TRUE,
+                         MM_IFACE_MODEM_PERIODIC_SIGNAL_CHECK_DISABLED, TRUE,
+#if defined WITH_QMI && QMI_MBIM_QMUX_SUPPORTED
+                         MM_BROADBAND_MODEM_MBIM_QMI_UNSUPPORTED, TRUE,
+#endif
+                         NULL);
+}
+
+static void
+mm_broadband_modem_mbim_mtk_init (MMBroadbandModemMbimMtk *self)
+{
+}
+
+static void
+mm_broadband_modem_mbim_mtk_class_init (MMBroadbandModemMbimMtkClass *klass)
+{
+}
diff --git a/src/plugins/mtk/mm-broadband-modem-mbim-mtk.h b/src/plugins/mtk/mm-broadband-modem-mbim-mtk.h
new file mode 100644
index 00000000..7697044e
--- /dev/null
+++ b/src/plugins/mtk/mm-broadband-modem-mbim-mtk.h
@@ -0,0 +1,48 @@
+/* -*- 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) 2023 Google, Inc.
+ */
+
+#ifndef MM_BROADBAND_MODEM_MBIM_MTK_H
+#define MM_BROADBAND_MODEM_MBIM_MTK_H
+
+#include "mm-broadband-modem-mbim.h"
+
+#define MM_TYPE_BROADBAND_MODEM_MBIM_MTK            (mm_broadband_modem_mbim_mtk_get_type ())
+#define MM_BROADBAND_MODEM_MBIM_MTK(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), MM_TYPE_BROADBAND_MODEM_MBIM_MTK, MMBroadbandModemMbimMtk))
+#define MM_BROADBAND_MODEM_MBIM_MTK_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  MM_TYPE_BROADBAND_MODEM_MBIM_MTK, MMBroadbandModemMbimMtkClass))
+#define MM_IS_BROADBAND_MODEM_MBIM_MTK(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MM_TYPE_BROADBAND_MODEM_MBIM_MTK))
+#define MM_IS_BROADBAND_MODEM_MBIM_MTK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  MM_TYPE_BROADBAND_MODEM_MBIM_MTK))
+#define MM_BROADBAND_MODEM_MBIM_MTK_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  MM_TYPE_BROADBAND_MODEM_MBIM_MTK, MMBroadbandModemMbimMtkClass))
+
+typedef struct _MMBroadbandModemMbimMtk MMBroadbandModemMbimMtk;
+typedef struct _MMBroadbandModemMbimMtkClass MMBroadbandModemMbimMtkClass;
+
+struct _MMBroadbandModemMbimMtk {
+    MMBroadbandModemMbim parent;
+};
+
+struct _MMBroadbandModemMbimMtkClass{
+    MMBroadbandModemMbimClass parent;
+};
+
+GType mm_broadband_modem_mbim_mtk_get_type (void);
+
+MMBroadbandModemMbimMtk *mm_broadband_modem_mbim_mtk_new (const gchar  *device,
+                                                          const gchar  *physdev,
+                                                          const gchar **drivers,
+                                                          const gchar  *plugin,
+                                                          guint16       vendor_id,
+                                                          guint16       product_id);
+
+#endif /* MM_BROADBAND_MODEM_MBIM_MTK_H */
diff --git a/src/plugins/mtk/mm-plugin-mtk.c b/src/plugins/mtk/mm-plugin-mtk.c
index a06c96cd..fea36363 100644
--- a/src/plugins/mtk/mm-plugin-mtk.c
+++ b/src/plugins/mtk/mm-plugin-mtk.c
@@ -23,6 +23,7 @@
 #include "mm-broadband-modem.h"
 #if defined WITH_MBIM
 #include "mm-broadband-modem-mbim.h"
+#include "mm-broadband-modem-mbim-mtk.h"
 #endif
 #include "mm-log.h"
 
@@ -44,12 +45,12 @@ create_modem (MMPlugin *self,
 #if defined WITH_MBIM
     if (mm_port_probe_list_has_mbim_port (probes)) {
         mm_obj_dbg (self, "MBIM-powered MTK modem found...");
-        return MM_BASE_MODEM (mm_broadband_modem_mbim_new (uid,
-                                                           physdev,
-                                                           drivers,
-                                                           mm_plugin_get_name (self),
-                                                           vendor,
-                                                           product));
+        return MM_BASE_MODEM (mm_broadband_modem_mbim_mtk_new (uid,
+                                                               physdev,
+                                                               drivers,
+                                                               mm_plugin_get_name (self),
+                                                               vendor,
+                                                               product));
     }
 #endif