telitmodem: location reporting driver

4 files changed, 394 insertions, 0 deletions

diff --git a/Makefile.am b/Makefile.am
index f3935e8c..22249c43 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -268,6 +268,12 @@ builtin_sources += drivers/atmodem/atutil.h \
 			drivers/mbmmodem/stk.c \
 			drivers/mbmmodem/location-reporting.c
 
+builtin_modules += telitmodem
+builtin_sources += drivers/atmodem/atutil.h \
+			drivers/telitmodem/telitmodem.h \
+			drivers/telitmodem/telitmodem.c \
+			drivers/telitmodem/location-reporting.c
+
 builtin_modules += hsomodem
 builtin_sources += drivers/atmodem/atutil.h \
 			drivers/hsomodem/hsomodem.h \
diff --git a/drivers/telitmodem/location-reporting.c b/drivers/telitmodem/location-reporting.c
new file mode 100644
index 00000000..edbd74f7
--- /dev/null
+++ b/drivers/telitmodem/location-reporting.c
@@ -0,0 +1,314 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2014  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 <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <unistd.h>
+
+#include <glib.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/location-reporting.h>
+
+#include "gatchat.h"
+#include "gatresult.h"
+#include "gattty.h"
+
+#include "telitmodem.h"
+
+static const char *none_prefix[] = { NULL };
+static const char *portcfg_prefix[] = { "#PORTCFG:", NULL };
+static const char *gpsctl_prefix[] = { "$GPSP:", NULL };
+
+struct gps_data {
+	GAtChat *chat;
+};
+
+static void telit_gps_disable_cb(gboolean ok, GAtResult *result,
+							gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	struct ofono_location_reporting *lr = cbd->user;
+	ofono_location_reporting_disable_cb_t cb = cbd->cb;
+
+	DBG("lr=%p, ok=%d", lr, ok);
+
+	if (!ok) {
+		struct ofono_error error;
+
+		decode_at_error(&error, g_at_result_final_response(result));
+		cb(&error, cbd->data);
+
+		return;
+	}
+
+	CALLBACK_WITH_SUCCESS(cb, cbd->data);
+}
+
+static void telit_location_reporting_disable(struct ofono_location_reporting *lr,
+				ofono_location_reporting_disable_cb_t cb,
+				void *data)
+{
+	struct gps_data *gd = ofono_location_reporting_get_data(lr);
+	struct cb_data *cbd = cb_data_new(cb, data);
+
+	DBG("lr=%p", lr);
+
+	cbd->user = lr;
+
+	if (g_at_chat_send(gd->chat, "AT$GPSP=0", none_prefix,
+				telit_gps_disable_cb, cbd, g_free) > 0)
+		return;
+
+	CALLBACK_WITH_FAILURE(cb, data);
+
+	g_free(cbd);
+}
+
+static int enable_data_stream(struct ofono_location_reporting *lr)
+{
+	struct ofono_modem *modem;
+	const char *gps_dev;
+	GHashTable *options;
+	GIOChannel *channel;
+	int fd;
+
+	modem = ofono_location_reporting_get_modem(lr);
+	gps_dev = ofono_modem_get_string(modem, "GPS");
+
+	options = g_hash_table_new(g_str_hash, g_str_equal);
+	if (options == NULL)
+		return -1;
+
+	g_hash_table_insert(options, "Baud", "115200");
+
+	channel = g_at_tty_open(gps_dev, options);
+
+	g_hash_table_destroy(options);
+
+	if (channel == NULL)
+		return -1;
+
+	fd = g_io_channel_unix_get_fd(channel);
+
+	g_io_channel_set_close_on_unref(channel, FALSE);
+	g_io_channel_unref(channel);
+
+	return fd;
+}
+
+static void telit_gps_ctl_cb(gboolean ok, GAtResult *result,
+					gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_location_reporting_enable_cb_t cb = cbd->cb;
+	struct ofono_location_reporting *lr = cbd->user;
+	struct ofono_error error;
+	int fd;
+
+	DBG("lr=%p ok=%d", lr, ok);
+
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	if (!ok) {
+		cb(&error, -1, cbd->data);
+
+		return;
+	}
+
+	fd = enable_data_stream(lr);
+
+	if (fd < 0) {
+		CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+
+		return;
+	}
+
+	cb(&error, fd, cbd->data);
+	close(fd);
+}
+
+static void telit_gps_enable_cb(gboolean ok, GAtResult *result,
+					gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_location_reporting_enable_cb_t cb = cbd->cb;
+	struct ofono_location_reporting *lr = cbd->user;
+	struct gps_data *gd = ofono_location_reporting_get_data(lr);
+	struct ofono_error error;
+
+	DBG("lr=%p ok=%d", lr, ok);
+
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	if (!ok) {
+		cb(&error, -1, cbd->data);
+
+		g_free(cbd);
+		return;
+	}
+
+	if( g_at_chat_send(gd->chat, "AT$GPSNMUN=1,0,0,0,0,0,0",
+				none_prefix, telit_gps_ctl_cb, cbd, g_free ) > 0 )
+		return;
+
+	CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+	g_free(cbd);
+}
+
+static void telit_portcfg_check_cb(gboolean ok, GAtResult *result,
+					gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_location_reporting_enable_cb_t cb = cbd->cb;
+	struct ofono_location_reporting *lr = cbd->user;
+	struct gps_data *gd = ofono_location_reporting_get_data(lr);
+	struct ofono_error error;
+	int requested_portcfg, current_portcfg;
+	GAtResultIter iter;
+
+	DBG("lr=%p ok=%d", lr, ok);
+
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	if (!ok) {
+		cb(&error, -1, cbd->data);
+
+		g_free(cbd);
+		return;
+	}
+
+	g_at_result_iter_init(&iter, result);
+
+	if (!g_at_result_iter_next(&iter, "#PORTCFG:"))
+		goto fail;
+
+	if (!g_at_result_iter_next_number(&iter, &requested_portcfg))
+		goto fail;
+
+	if (!g_at_result_iter_next_number(&iter, &current_portcfg))
+		goto fail;
+
+	if ( current_portcfg != 8 ) {
+		ofono_warn("Unable to start GPS, modem configuration invalid");
+		ofono_warn("Refer to doc/telit-modem.txt section HE910/GPS");
+		goto fail;
+	}
+
+	if (g_at_chat_send(gd->chat, "AT$GPSP=1", none_prefix,
+				telit_gps_enable_cb, cbd, NULL) > 0)
+		return;
+
+fail:
+	CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+	g_free(cbd);
+}
+
+static void telit_location_reporting_enable(struct ofono_location_reporting *lr,
+					ofono_location_reporting_enable_cb_t cb,
+					void *data)
+{
+	struct gps_data *gd = ofono_location_reporting_get_data(lr);
+	struct cb_data *cbd = cb_data_new(cb, data);
+
+	DBG("lr=%p", lr);
+
+	cbd->user = lr;
+
+	if (g_at_chat_send(gd->chat, "AT#PORTCFG?", portcfg_prefix,
+				telit_portcfg_check_cb, cbd, NULL) > 0)
+		return;
+
+	CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+	g_free(cbd);
+}
+
+static void telit_location_reporting_support_cb(gboolean ok, GAtResult *result,
+							gpointer user_data)
+{
+	struct ofono_location_reporting *lr = user_data;
+
+	if (!ok) {
+		ofono_location_reporting_remove(lr);
+
+		return;
+	}
+
+	ofono_location_reporting_register(lr);
+}
+
+static int telit_location_reporting_probe(struct ofono_location_reporting *lr,
+						unsigned int vendor, void *data)
+{
+	GAtChat *chat = data;
+	struct gps_data *gd;
+
+	gd = g_try_new0(struct gps_data, 1);
+	if (gd == NULL)
+		return -ENOMEM;
+
+	gd->chat = g_at_chat_clone(chat);
+
+	ofono_location_reporting_set_data(lr, gd);
+
+	g_at_chat_send(gd->chat, "AT$GPSP=?", gpsctl_prefix,
+					telit_location_reporting_support_cb,
+					lr, NULL);
+
+	return 0;
+}
+
+static void telit_location_reporting_remove(struct ofono_location_reporting *lr)
+{
+	struct gps_data *gd = ofono_location_reporting_get_data(lr);
+
+	ofono_location_reporting_set_data(lr, NULL);
+
+	g_at_chat_unref(gd->chat);
+	g_free(gd);
+}
+
+static struct ofono_location_reporting_driver driver = {
+	.name			= "telitmodem",
+	.type			= OFONO_LOCATION_REPORTING_TYPE_NMEA,
+	.probe			= telit_location_reporting_probe,
+	.remove			= telit_location_reporting_remove,
+	.enable			= telit_location_reporting_enable,
+	.disable		= telit_location_reporting_disable,
+};
+
+void telit_location_reporting_init()
+{
+	ofono_location_reporting_driver_register(&driver);
+}
+
+void telit_location_reporting_exit()
+{
+	ofono_location_reporting_driver_unregister(&driver);
+}
diff --git a/drivers/telitmodem/telitmodem.c b/drivers/telitmodem/telitmodem.c
new file mode 100644
index 00000000..ecb84efb
--- /dev/null
+++ b/drivers/telitmodem/telitmodem.c
@@ -0,0 +1,49 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2011  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 <glib.h>
+#include <gatchat.h>
+
+#define OFONO_API_SUBJECT_TO_CHANGE
+#include <ofono/plugin.h>
+#include <ofono/types.h>
+
+#include "telitmodem.h"
+
+static int telitmodem_init(void)
+{
+	telit_location_reporting_init();
+
+	return 0;
+}
+
+static void telitmodem_exit(void)
+{
+	telit_location_reporting_exit();
+}
+
+OFONO_PLUGIN_DEFINE(telitmodem, "Telit modem driver", VERSION,
+			OFONO_PLUGIN_PRIORITY_DEFAULT,
+			telitmodem_init, telitmodem_exit)
diff --git a/drivers/telitmodem/telitmodem.h b/drivers/telitmodem/telitmodem.h
new file mode 100644
index 00000000..2db41787
--- /dev/null
+++ b/drivers/telitmodem/telitmodem.h
@@ -0,0 +1,25 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2011  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
+ *
+ */
+
+#include <drivers/atmodem/atutil.h>
+
+extern void telit_location_reporting_init();
+extern void telit_location_reporting_exit();