--- /dev/null
+/*
+ *
+ * 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$GPSNMUN=1,0,0,0,0,0,0",
+ none_prefix, telit_gps_ctl_cb, cbd, g_free ) > 0 )
+ return;
+
+ CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+ g_free(cbd);
+}
+
+static void telit_portcfg_check_cb(gboolean ok, GAtResult *result,
+ gpointer user_data)
+{
+ struct cb_data *cbd = user_data;
+ ofono_location_reporting_enable_cb_t cb = cbd->cb;
+ struct ofono_location_reporting *lr = cbd->user;
+ struct gps_data *gd = ofono_location_reporting_get_data(lr);
+ struct ofono_error error;
+ int requested_portcfg, current_portcfg;
+ GAtResultIter iter;
+
+ DBG("lr=%p ok=%d", lr, ok);
+
+ decode_at_error(&error, g_at_result_final_response(result));
+
+ if (!ok) {
+ cb(&error, -1, cbd->data);
+
+ g_free(cbd);
+ return;
+ }
+
+ g_at_result_iter_init(&iter, result);
+
+ if (!g_at_result_iter_next(&iter, "#PORTCFG:"))
+ goto fail;
+
+ if (!g_at_result_iter_next_number(&iter, &requested_portcfg))
+ goto fail;
+
+ if (!g_at_result_iter_next_number(&iter, ¤t_portcfg))
+ goto fail;
+
+ if ( current_portcfg != 8 ) {
+ ofono_warn("Unable to start GPS, modem configuration invalid");
+ ofono_warn("Refer to doc/telit-modem.txt section HE910/GPS");
+ goto fail;
+ }
+
+ if (g_at_chat_send(gd->chat, "AT$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);
+}
projects / platform / upstream / ofono.git / commitdiff