---
Makefile.am | 3 +-
drivers/mbmmodem/gps.c | 247 +++++++++++++++++++++++++++++++++++++++++++
drivers/mbmmodem/mbmmodem.c | 2 +
drivers/mbmmodem/mbmmodem.h | 3 +
4 files changed, 254 insertions(+), 1 deletions(-)
create mode 100644 drivers/mbmmodem/gps.c
diff --git a/Makefile.am b/Makefile.am
index de70976..4c00f16 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -207,7 +207,8 @@ builtin_sources += drivers/atmodem/atutil.h \
drivers/mbmmodem/mbmmodem.h \
drivers/mbmmodem/mbmmodem.c \
drivers/mbmmodem/gprs-context.c \
- drivers/mbmmodem/stk.c
+ drivers/mbmmodem/stk.c \
+ drivers/mbmmodem/gps.c
builtin_modules += hsomodem
builtin_sources += drivers/atmodem/atutil.h \
diff --git a/drivers/mbmmodem/gps.c b/drivers/mbmmodem/gps.c
new file mode 100644
index 0000000..aa7b7bb
--- /dev/null
+++ b/drivers/mbmmodem/gps.c
@@ -0,0 +1,247 @@
+/*
+ *
+ * oFono - Open Source Telephony
+ *
+ * Copyright (C) 2008-2010 Intel Corporation. All rights reserved.
+ * Copyright (C) 2010 ProFUSION embedded systems.
+ *
+ * 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/gps.h>
+
+#include "gatchat.h"
+#include "gatresult.h"
+#include "gattty.h"
+
+#include "mbmmodem.h"
+
+static const char *none_prefix[] = { NULL };
+static const char *e2gpsctl_prefix[] = { "*E2GPSCTL:", NULL };
+
+struct gps_data {
+ GAtChat *chat;
+};
+
+struct e2gpsnpd_data {
+ GIOChannel *channel;
+ GAtChat *chat;
+};
+
+static void mbm_e2gpsctl_disable_cb(gboolean ok, GAtResult *result,
+ gpointer user_data)
+{
+ struct cb_data *cbd = user_data;
+ ofono_gps_disable_cb_t cb = cbd->cb;
+ struct ofono_error error;
+
+ decode_at_error(&error, g_at_result_final_response(result));
+ cb(&error, cbd->data);
+}
+
+static void mbm_gps_disable(struct ofono_gps *g,
+ ofono_gps_disable_cb_t cb,
+ void *data)
+{
+ struct gps_data *gd = ofono_gps_get_data(g);
+ struct cb_data *cbd = cb_data_new(cb, data);
+ int fd = ofono_gps_get_fd(g);
+
+ /* close the Gps FileDescriptor */
+ close(fd);
+
+ if (g_at_chat_send(gd->chat, "AT*E2GPSCTL=0,5,1", none_prefix,
+ mbm_e2gpsctl_disable_cb, cbd, g_free) > 0)
+ return;
+
+ /* error */
+ CALLBACK_WITH_FAILURE(cb, data);
+ g_free(cbd);
+}
+
+static void mbm_gps_send_e2gpsnpd_cb(gboolean ok, GAtResult *result,
+ gpointer user_data)
+{
+ struct e2gpsnpd_data *e2d = user_data;
+
+ g_io_channel_unref(e2d->channel);
+ g_at_chat_unref(e2d->chat);
+}
+
+static void mbm_gps_send_e2gpsnpd(const char *gps_dev, gpointer user_data)
+{
+ struct cb_data *cbd = user_data;
+ ofono_gps_enable_cb_t cb = cbd->cb;
+ GAtSyntax *syntax;
+ struct e2gpsnpd_data *e2d;
+ int fd;
+
+
+ e2d = g_try_new0(struct e2gpsnpd_data, 1);
+ if (e2d == NULL)
+ goto error;
+
+ e2d->channel = g_at_tty_open(gps_dev, NULL);
+ if (e2d->channel == NULL)
+ goto error;
+
+ syntax = g_at_syntax_new_gsm_permissive();
+ e2d->chat = g_at_chat_new(e2d->channel, syntax);
+ g_at_syntax_unref(syntax);
+
+ if (e2d->chat == NULL)
+ goto error;
+
+ if (g_at_chat_send(e2d->chat, "AT*E2GPSNPD", none_prefix,
+ mbm_gps_send_e2gpsnpd_cb, e2d, g_free) > 0) {
+ fd = g_io_channel_unix_get_fd(e2d->channel);
+ CALLBACK_WITH_SUCCESS(cb, fd, cbd->data);
+ return;
+ }
+
+error:
+ CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+
+ if (e2d->chat)
+ g_at_chat_unref(e2d->chat);
+
+ if (e2d->channel)
+ g_io_channel_unref(e2d->channel);
+
+ if (e2d)
+ g_free(e2d);
+}
+
+static void mbm_e2gpsctl_enable_cb(gboolean ok, GAtResult *result,
+ gpointer user_data)
+{
+ struct cb_data *cbd = user_data;
+ struct ofono_gps *gps = cbd->user;
+ ofono_gps_enable_cb_t cb = cbd->cb;
+ struct ofono_modem *modem;
+ const char *gps_dev;
+
+ if (!ok) {
+ struct ofono_error error;
+
+ decode_at_error(&error, g_at_result_final_response(result));
+ cb(&error, -1, cbd->data);
+ return;
+ }
+
+ modem = ofono_gps_get_modem(gps);
+ gps_dev = ofono_modem_get_string(modem, "GPSDevice");
+
+ /* NMEA stream is sent to gps_dev */
+ mbm_gps_send_e2gpsnpd(gps_dev, user_data);
+}
+
+static void mbm_gps_enable(struct ofono_gps *g,
+ ofono_gps_enable_cb_t cb,
+ void *data)
+{
+ struct gps_data *gd = ofono_gps_get_data(g);
+ struct cb_data *cbd = cb_data_new(cb, data);
+
+ if (cbd == NULL)
+ goto error;
+
+ cbd->user = g;
+
+ if (g_at_chat_send(gd->chat, "AT*E2GPSCTL=1,5,1", none_prefix,
+ mbm_e2gpsctl_enable_cb, cbd, g_free) > 0)
+ return;
+
+error:
+ CALLBACK_WITH_FAILURE(cb, -1, data);
+ g_free(cbd);
+}
+
+static void mbm_gps_support_cb(gboolean ok, GAtResult *result,
+ gpointer user_data)
+{
+ struct ofono_gps *gps = user_data;
+
+ if (!ok) {
+ ofono_gps_remove(gps);
+ return;
+ }
+
+ ofono_gps_register(gps);
+}
+
+static int mbm_gps_probe(struct ofono_gps *g,
+ 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_gps_set_data(g, gd);
+
+ g_at_chat_send(gd->chat, "AT*E2GPSCTL=?", e2gpsctl_prefix,
+ mbm_gps_support_cb, g, NULL);
+
+ return 0;
+}
+
+static void mbm_gps_remove(struct ofono_gps *g)
+{
+ struct gps_data *gd = ofono_gps_get_data(g);
+
+ ofono_gps_set_data(g, NULL);
+
+ g_at_chat_unref(gd->chat);
+ g_free(gd);
+}
+
+static struct ofono_gps_driver driver = {
+ .name = "mbmmodem",
+ .type = OFONO_GPS_DEVICE_TYPE_NMEA,
+ .probe = mbm_gps_probe,
+ .remove = mbm_gps_remove,
+ .enable = mbm_gps_enable,
+ .disable = mbm_gps_disable,
+};
+
+void mbm_gps_init()
+{
+ ofono_gps_driver_register(&driver);
+}
+
+void mbm_gps_exit()
+{
+ ofono_gps_driver_unregister(&driver);
+}
diff --git a/drivers/mbmmodem/mbmmodem.c b/drivers/mbmmodem/mbmmodem.c
index 03b61b3..ea56cd4 100644
--- a/drivers/mbmmodem/mbmmodem.c
+++ b/drivers/mbmmodem/mbmmodem.c
@@ -36,12 +36,14 @@ static int mbmmodem_init(void)
{
mbm_gprs_context_init();
mbm_stk_init();
+ mbm_gps_init();
return 0;
}
static void mbmmodem_exit(void)
{
+ mbm_gps_exit();
mbm_stk_exit();
mbm_gprs_context_exit();
}
diff --git a/drivers/mbmmodem/mbmmodem.h b/drivers/mbmmodem/mbmmodem.h
index 4c6f263..0393fcb 100644
--- a/drivers/mbmmodem/mbmmodem.h
+++ b/drivers/mbmmodem/mbmmodem.h
@@ -26,3 +26,6 @@ extern void mbm_gprs_context_exit(void);
extern void mbm_stk_init(void);
extern void mbm_stk_exit(void);
+
+extern void mbm_gps_init();
+extern void mbm_gps_exit();
--
1.7.2.3
_______________________________________________
ofono mailing list
[email protected]
http://lists.ofono.org/listinfo/ofono
