huaweimodem: Move CDMA network registration into default driver

With merging the GSM/UTMS and CDMA modem plugin into a unified version,
it also makes sense to merge the Huawei specific vendor atom drivers
into one.

3 files changed, 234 insertions, 0 deletions

diff --git a/drivers/huaweimodem/cdma-netreg.c b/drivers/huaweimodem/cdma-netreg.c
new file mode 100644
index 00000000..2ae66e17
--- /dev/null
+++ b/drivers/huaweimodem/cdma-netreg.c
@@ -0,0 +1,227 @@
+/*
+ *
+ *  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
+
+#define _GNU_SOURCE
+#include <glib.h>
+#include <errno.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/cdma-netreg.h>
+
+#include "gatchat.h"
+
+#include "huaweimodem.h"
+
+static const char *sysinfo_prefix[] = { "^SYSINFO:", NULL };
+
+static gboolean parse_sysinfo(GAtResult *result, gint *status)
+{
+	GAtResultIter iter;
+	gint srv_status;
+	gint srv_domain;
+	gint roaming_status;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (!g_at_result_iter_next(&iter, "^SYSINFO:"))
+		return FALSE;
+
+	if (!g_at_result_iter_next_number(&iter, &srv_status))
+		return FALSE;
+
+	if (!g_at_result_iter_next_number(&iter, &srv_domain))
+		return FALSE;
+
+	if (!g_at_result_iter_next_number(&iter, &roaming_status))
+		return FALSE;
+
+	DBG("%d, %d, %d", srv_status, srv_domain, roaming_status);
+
+	switch (srv_status) {
+	case 1:	/* Restricted service */
+	case 2:	/* Service valid */
+	case 3:	/* Restricted region service */
+		if (roaming_status)
+			*status = CDMA_NETWORK_REGISTRATION_STATUS_ROAMING;
+		else
+			*status = CDMA_NETWORK_REGISTRATION_STATUS_REGISTERED;
+		break;
+	case 0:	/* No service */
+	case 4:	/* Not registered */
+	default:
+		*status = CDMA_NETWORK_REGISTRATION_STATUS_NOT_REGISTERED;
+		break;
+	}
+
+	switch (srv_domain) {
+	case 0: /* No service */
+		*status = CDMA_NETWORK_REGISTRATION_STATUS_NOT_REGISTERED;
+		break;
+	case 1: /* Only CS */
+	case 2: /* Only PS */
+	case 3: /* CS  PS */
+	case 4: /* CS registered, PS in searching state */
+	case 255: /* CDMA not supported */
+		break;
+	}
+
+	return TRUE;
+}
+
+static void sysinfo_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct ofono_cdma_netreg *netreg = user_data;
+	int status;
+
+	if (!ok)
+		return;
+
+	if (parse_sysinfo(result, &status) == FALSE) {
+		ofono_error("Invalid SYSINFO values");
+		return;
+	}
+
+	ofono_cdma_netreg_status_notify(netreg, status);
+}
+
+static void mode_notify(GAtResult *result, gpointer user_data)
+{
+	struct ofono_cdma_netreg *netreg = user_data;
+	GAtChat *chat = ofono_cdma_netreg_get_data(netreg);
+
+	g_at_chat_send(chat, "AT^SYSINFO", sysinfo_prefix,
+				sysinfo_cb, netreg, NULL);
+}
+
+static void rssilvl_notify(GAtResult *result, gpointer user_data)
+{
+	struct ofono_cdma_netreg *netreg = user_data;
+	int strength;
+	GAtResultIter iter;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (!g_at_result_iter_next(&iter, "^RSSILVL:"))
+		goto error;
+
+	if (!g_at_result_iter_next_number(&iter, &strength))
+		goto error;
+
+	if (strength == 99)
+		strength = 100;
+
+	ofono_cdma_netreg_strength_notify(netreg, strength);
+
+	return;
+
+error:
+	ofono_error("Invalid RSSILVL value");
+}
+
+static void hrssilvl_notify(GAtResult *result, gpointer user_data)
+{
+	struct ofono_cdma_netreg *netreg = user_data;
+	int strength;
+	GAtResultIter iter;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (!g_at_result_iter_next(&iter, "^HRSSILVL:"))
+		goto error;
+
+	if (!g_at_result_iter_next_number(&iter, &strength))
+		goto error;
+
+	if (strength == 99)
+		strength = 100;
+
+	ofono_cdma_netreg_data_strength_notify(netreg, strength);
+
+	return;
+
+error:
+	ofono_error("Invalid HRSSILVL value");
+}
+
+static void probe_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct ofono_cdma_netreg *netreg = user_data;
+	GAtChat *chat = ofono_cdma_netreg_get_data(netreg);
+
+	if (!ok) {
+		ofono_cdma_netreg_remove(netreg);
+		return;
+	}
+
+	g_at_chat_register(chat, "^MODE:",
+				mode_notify, FALSE, netreg, NULL);
+
+	g_at_chat_register(chat, "^RSSILVL:",
+				rssilvl_notify, FALSE, netreg, NULL);
+
+	g_at_chat_register(chat, "^HRSSILVL:",
+				hrssilvl_notify, FALSE, netreg, NULL);
+
+	ofono_cdma_netreg_register(netreg);
+}
+
+static int huawei_cdma_netreg_probe(struct ofono_cdma_netreg *netreg,
+				unsigned int vendor, void *data)
+{
+	GAtChat *chat = g_at_chat_clone(data);
+
+	ofono_cdma_netreg_set_data(netreg, chat);
+
+	g_at_chat_send(chat, "AT^SYSINFO", sysinfo_prefix,
+				probe_cb, netreg, NULL);
+
+	return 0;
+}
+
+static void huawei_cdma_netreg_remove(struct ofono_cdma_netreg *netreg)
+{
+	GAtChat *chat = ofono_cdma_netreg_get_data(netreg);
+
+	ofono_cdma_netreg_set_data(netreg, NULL);
+
+	g_at_chat_unref(chat);
+}
+
+static struct ofono_cdma_netreg_driver driver = {
+	.name	= "huaweimodem",
+	.probe	= huawei_cdma_netreg_probe,
+	.remove	= huawei_cdma_netreg_remove,
+};
+
+void huawei_cdma_netreg_init(void)
+{
+	ofono_cdma_netreg_driver_register(&driver);
+}
+
+void huawei_cdma_netreg_exit(void)
+{
+	ofono_cdma_netreg_driver_unregister(&driver);
+}
diff --git a/drivers/huaweimodem/huaweimodem.c b/drivers/huaweimodem/huaweimodem.c
index 53b91ed3..ac084c2d 100644
--- a/drivers/huaweimodem/huaweimodem.c
+++ b/drivers/huaweimodem/huaweimodem.c
@@ -39,11 +39,15 @@ static int huaweimodem_init(void)
 	huawei_radio_settings_init();
 	huawei_gprs_context_init();
 
+	huawei_cdma_netreg_init();
+
 	return 0;
 }
 
 static void huaweimodem_exit(void)
 {
+	huawei_cdma_netreg_exit();
+
 	huawei_gprs_context_exit();
 	huawei_radio_settings_exit();
 	huawei_audio_settings_exit();
diff --git a/drivers/huaweimodem/huaweimodem.h b/drivers/huaweimodem/huaweimodem.h
index 898f6fcb..31ab9f96 100644
--- a/drivers/huaweimodem/huaweimodem.h
+++ b/drivers/huaweimodem/huaweimodem.h
@@ -32,3 +32,6 @@ extern void huawei_radio_settings_exit(void);
 
 extern void huawei_gprs_context_init(void);
 extern void huawei_gprs_context_exit(void);
+
+extern void huawei_cdma_netreg_init(void);
+extern void huawei_cdma_netreg_exit(void);