Comparing with general Huawei modem, EM770 is a full feature modem that
supports voicecall, phonebook, call forwarding, call barring, etc.
---
Makefile.am | 3 +
plugins/em770.c | 226 +++++++++++++++++++++++++++++++++++++++++++++++++++
plugins/ofono.rules | 1 +
plugins/udev.c | 27 ++++++
4 files changed, 257 insertions(+), 0 deletions(-)
create mode 100644 plugins/em770.c
diff --git a/Makefile.am b/Makefile.am
index 93d4f67..eca8eee 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -195,6 +195,9 @@ builtin_sources += plugins/hso.c
builtin_modules += huawei
builtin_sources += plugins/huawei.c
+builtin_modules += em770
+builtin_sources += plugins/em770.c
+
builtin_modules += novatel
builtin_sources += plugins/novatel.c
diff --git a/plugins/em770.c b/plugins/em770.c
new file mode 100644
index 0000000..a5d87f7
--- /dev/null
+++ b/plugins/em770.c
@@ -0,0 +1,226 @@
+/*
+ *
+ * oFono - Open Source Telephony
+ *
+ * Copyright (C) 2008-2010 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
+
+#include <stdio.h>
+#include <errno.h>
+#include <stdlib.h>
+
+#include <glib.h>
+#include <gatchat.h>
+#include <gattty.h>
+
+#define OFONO_API_SUBJECT_TO_CHANGE
+#include <ofono/plugin.h>
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/call-barring.h>
+#include <ofono/call-forwarding.h>
+#include <ofono/call-meter.h>
+#include <ofono/call-settings.h>
+#include <ofono/devinfo.h>
+#include <ofono/message-waiting.h>
+#include <ofono/netreg.h>
+#include <ofono/phonebook.h>
+#include <ofono/sim.h>
+#include <ofono/sms.h>
+#include <ofono/ssn.h>
+#include <ofono/ussd.h>
+#include <ofono/gprs.h>
+#include <ofono/voicecall.h>
+
+#include <drivers/atmodem/vendor.h>
+
+struct em770_data {
+ GAtChat *chat;
+};
+
+static int em770_probe(struct ofono_modem *modem)
+{
+ struct em770_data *data;
+
+ DBG("%p", modem);
+
+ data = g_try_new0(struct em770_data, 1);
+ if (!data)
+ return -ENOMEM;
+
+ ofono_modem_set_data(modem, data);
+
+ return 0;
+}
+
+static void em770_remove(struct ofono_modem *modem)
+{
+ struct em770_data *data = ofono_modem_get_data(modem);
+
+ DBG("%p", modem);
+
+ ofono_modem_set_data(modem, NULL);
+
+ g_at_chat_unref(data->chat);
+ g_free(data);
+}
+
+static void em770_debug(const char *str, void *user_data)
+{
+ ofono_info("%s", str);
+}
+
+static void cfun_enable(gboolean ok, GAtResult *result, gpointer user_data)
+{
+ struct ofono_modem *modem = user_data;
+
+ DBG("");
+
+ if (ok)
+ ofono_modem_set_powered(modem, TRUE);
+}
+
+static int em770_enable(struct ofono_modem *modem)
+{
+ struct em770_data *data = ofono_modem_get_data(modem);
+ GAtSyntax *syntax;
+ GIOChannel *channel;
+ const char *device;
+
+ DBG("%p", modem);
+
+ device = ofono_modem_get_string(modem, "Device");
+ if (!device)
+ return -EINVAL;
+
+ channel = g_at_tty_open(device, NULL);
+ if (!channel)
+ return -EIO;
+
+ syntax = g_at_syntax_new_gsmv1();
+ data->chat = g_at_chat_new(channel, syntax);
+ g_at_syntax_unref(syntax);
+ g_io_channel_unref(channel);
+
+ if (!data->chat)
+ return -EIO;
+
+ g_at_chat_add_terminator(data->chat, "COMMAND NOT SUPPORT", -1, FALSE);
+ g_at_chat_add_terminator(data->chat, "TOO MANY PARAMETERS", -1, FALSE);
+
+ if (getenv("OFONO_AT_DEBUG"))
+ g_at_chat_set_debug(data->chat, em770_debug, NULL);
+
+ g_at_chat_send(data->chat, "ATE0", NULL, NULL, NULL, NULL);
+
+ g_at_chat_send(data->chat, "AT+CFUN=1", NULL,
+ cfun_enable, modem, NULL);
+
+ return 0;
+}
+
+static void cfun_disable(gboolean ok, GAtResult *result, gpointer user_data)
+{
+ struct ofono_modem *modem = user_data;
+ struct em770_data *data = ofono_modem_get_data(modem);
+
+ DBG("");
+
+ g_at_chat_shutdown(data->chat);
+ g_at_chat_unref(data->chat);
+ data->chat = NULL;
+
+ if (ok)
+ ofono_modem_set_powered(modem, FALSE);
+}
+
+static int em770_disable(struct ofono_modem *modem)
+{
+ struct em770_data *data = ofono_modem_get_data(modem);
+
+ DBG("%p", modem);
+
+ if (!data->chat)
+ return 0;
+
+ g_at_chat_cancel_all(data->chat);
+ g_at_chat_unregister_all(data->chat);
+ g_at_chat_send(data->chat, "AT+CFUN=0", NULL,
+ cfun_disable, modem, NULL);
+
+ return -EINPROGRESS;
+}
+
+static void em770_pre_sim(struct ofono_modem *modem)
+{
+ struct em770_data *data = ofono_modem_get_data(modem);
+
+ DBG("%p", modem);
+
+ ofono_devinfo_create(modem, 0, "atmodem", data->chat);
+ ofono_sim_create(modem, 0, "atmodem", data->chat);
+ ofono_voicecall_create(modem, 0, "atmodem", data->chat);
+}
+
+static void em770_post_sim(struct ofono_modem *modem)
+{
+ struct em770_data *data = ofono_modem_get_data(modem);
+ struct ofono_message_waiting *mw;
+
+ DBG("%p", modem);
+
+ ofono_ussd_create(modem, 0, "atmodem", data->chat);
+ ofono_call_forwarding_create(modem, 0, "atmodem", data->chat);
+ ofono_call_settings_create(modem, 0, "atmodem", data->chat);
+ ofono_netreg_create(modem, 0, "atmodem", data->chat);
+ ofono_call_meter_create(modem, 0, "atmodem", data->chat);
+ ofono_call_barring_create(modem, 0, "atmodem", data->chat);
+ ofono_ssn_create(modem, 0, "atmodem", data->chat);
+ ofono_sms_create(modem, OFONO_VENDOR_QUALCOMM_MSM, "atmodem",
data->chat);
+ ofono_phonebook_create(modem, 0, "atmodem", data->chat);
+
+ mw = ofono_message_waiting_create(modem);
+ if (mw)
+ ofono_message_waiting_register(mw);
+}
+
+static struct ofono_modem_driver em770_driver = {
+ .name = "em770",
+ .probe = em770_probe,
+ .remove = em770_remove,
+ .enable = em770_enable,
+ .disable = em770_disable,
+ .pre_sim = em770_pre_sim,
+ .post_sim = em770_post_sim,
+};
+
+static int em770_init(void)
+{
+ return ofono_modem_driver_register(&em770_driver);
+}
+
+static void em770_exit(void)
+{
+ ofono_modem_driver_unregister(&em770_driver);
+}
+
+OFONO_PLUGIN_DEFINE(em770, "HUAWEI EM770 modem driver", VERSION,
+ OFONO_PLUGIN_PRIORITY_DEFAULT, em770_init, em770_exit)
diff --git a/plugins/ofono.rules b/plugins/ofono.rules
index 3db0cf4..a6202f9 100644
--- a/plugins/ofono.rules
+++ b/plugins/ofono.rules
@@ -6,6 +6,7 @@ ENV{DEVTYPE}!="usb_device", GOTO="ofono_end"
# HUAWEI Technology
ATTRS{idVendor}=="12d1", ENV{OFONO_DRIVER}="huawei"
+ATTRS{idVendor}=="12d1", ATTRS{idProduct}=="1404", ENV{OFONO_DRIVER}="em770"
# Novatel Wireless
ATTRS{idVendor}=="1410", ENV{OFONO_DRIVER}="novatel"
diff --git a/plugins/udev.c b/plugins/udev.c
index 455bef3..9c4f2c8 100644
--- a/plugins/udev.c
+++ b/plugins/udev.c
@@ -28,6 +28,7 @@
#include <libudev.h>
#include <glib.h>
+#include <string.h>
#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/plugin.h>
@@ -208,6 +209,30 @@ static void add_huawei(struct ofono_modem *modem,
ofono_modem_register(modem);
}
+static void add_em770(struct ofono_modem *modem,
+ struct udev_device *udev_device)
+{
+ const char *devnode, *intf_number;
+ int registered;
+ struct udev_device *parent;
+
+ registered = ofono_modem_get_integer(modem, "Registered");
+ if (registered != 0)
+ return;
+
+ parent = udev_device_get_parent(udev_device);
+ parent = udev_device_get_parent(parent);
+ intf_number = udev_device_get_sysattr_value(parent, "bInterfaceNumber");
+
+ if (!strcmp(intf_number, "02")) {
+ devnode = udev_device_get_devnode(udev_device);
+ ofono_modem_set_string(modem, "Device", devnode);
+
+ ofono_modem_set_integer(modem, "Registered", 1);
+ ofono_modem_register(modem);
+ }
+}
+
static void add_novatel(struct ofono_modem *modem,
struct udev_device *udev_device)
{
@@ -271,6 +296,8 @@ static void add_modem(struct udev_device *udev_device)
add_hso(modem, udev_device);
else if (g_strcmp0(driver, "huawei") == 0)
add_huawei(modem, udev_device);
+ else if (g_strcmp0(driver, "em770") == 0)
+ add_em770(modem, udev_device);
else if (g_strcmp0(driver, "novatel") == 0)
add_novatel(modem, udev_device);
}
--
1.6.3.3
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