mbim: Add skeleton mbim modem driver

Makefile.am

@@ -611,6 +611,9 @@ builtin_modules += mbimmodem
 builtin_sources +=	drivers/mbimmodem/util.h \
 			drivers/mbimmodem/mbimmodem.h \
 			drivers/mbimmodem/mbimmodem.c
+
+builtin_modules += mbim
+builtin_sources += plugins/mbim.c
 endif
 endif
 

plugins/mbim.c

@@ -0,0 +1,138 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2017  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  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.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define _GNU_SOURCE
+#include <errno.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+#define OFONO_API_SUBJECT_TO_CHANGE
+#include <ofono/plugin.h>
+#include <ofono/modem.h>
+#include <ofono/log.h>
+
+#include <ell/ell.h>
+
+#include <drivers/mbimmodem/util.h>
+
+struct mbim_data {
+	struct mbim_device *device;
+};
+
+static int mbim_probe(struct ofono_modem *modem)
+{
+	struct mbim_data *data;
+
+	DBG("%p", modem);
+
+	data = l_new(struct mbim_data, 1);
+	ofono_modem_set_data(modem, data);
+
+	return 0;
+}
+
+static void mbim_remove(struct ofono_modem *modem)
+{
+	struct mbim_data *data = ofono_modem_get_data(modem);
+
+	DBG("%p", modem);
+
+	ofono_modem_set_data(modem, NULL);
+	l_free(data);
+}
+
+static int mbim_enable(struct ofono_modem *modem)
+{
+	const char *device;
+
+	DBG("%p", modem);
+
+	device = ofono_modem_get_string(modem, "Device");
+	if (!device)
+		return -EINVAL;
+
+	DBG("%p", device);
+
+	return -ENOTSUP;
+}
+
+static int mbim_disable(struct ofono_modem *modem)
+{
+	DBG("%p", modem);
+
+	return -ENOTSUP;
+}
+
+static void mbim_set_online(struct ofono_modem *modem, ofono_bool_t online,
+				ofono_modem_online_cb_t cb, void *user_data)
+{
+	struct cb_data *cbd = cb_data_new(cb, user_data);
+
+	DBG("%p %s", modem, online ? "online" : "offline");
+
+	CALLBACK_WITH_FAILURE(cb, cbd->data);
+	l_free(cbd);
+}
+
+static void mbim_pre_sim(struct ofono_modem *modem)
+{
+	DBG("%p", modem);
+}
+
+static void mbim_post_sim(struct ofono_modem *modem)
+{
+	DBG("%p", modem);
+}
+
+static void mbim_post_online(struct ofono_modem *modem)
+{
+	DBG("%p", modem);
+}
+
+static struct ofono_modem_driver mbim_driver = {
+	.name		= "mbim",
+	.probe		= mbim_probe,
+	.remove		= mbim_remove,
+	.enable		= mbim_enable,
+	.disable	= mbim_disable,
+	.set_online	= mbim_set_online,
+	.pre_sim	= mbim_pre_sim,
+	.post_sim	= mbim_post_sim,
+	.post_online	= mbim_post_online,
+};
+
+static int mbim_init(void)
+{
+	return ofono_modem_driver_register(&mbim_driver);
+}
+
+static void mbim_exit(void)
+{
+	ofono_modem_driver_unregister(&mbim_driver);
+}
+
+OFONO_PLUGIN_DEFINE(mbim, "MBIM modem driver", VERSION,
+			OFONO_PLUGIN_PRIORITY_DEFAULT, mbim_init, mbim_exit)