blob: 0e958abef2e9bf3edb7b2e7994c873e47e76b616 [file] [log] [blame]
/*
*
* oFono - Open Source Telephony
*
* Copyright (C) 2017 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 <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include <glib.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/netreg.h>
#include <ofono/netmon.h>
#include "gatchat.h"
#include "gatresult.h"
#include "common.h"
#include "xmm7modem.h"
#include "drivers/atmodem/vendor.h"
static const char *xmci_prefix[] = { "+XMCI:", NULL };
struct netmon_driver_data {
GAtChat *chat;
int xmci_mode;
};
enum xmci_ofono_type_info {
XMCI_GSM_SERV_CELL,
XMCI_GSM_NEIGH_CELL,
XMCI_UMTS_SERV_CELL,
XMCI_UMTS_NEIGH_CELL,
XMCI_LTE_SERV_CELL,
XMCI_LTE_NEIGH_CELL
};
/*
* Returns the appropriate radio access technology.
*
* If we can not resolve to a specific radio access technolgy
* we return OFONO_NETMON_CELL_TYPE_GSM by default.
*/
static int xmm7modem_map_radio_access_technology(int tech)
{
switch (tech) {
case XMCI_GSM_SERV_CELL:
case XMCI_GSM_NEIGH_CELL:
return OFONO_NETMON_CELL_TYPE_GSM;
case XMCI_UMTS_SERV_CELL:
case XMCI_UMTS_NEIGH_CELL:
return OFONO_NETMON_CELL_TYPE_UMTS;
case XMCI_LTE_SERV_CELL:
case XMCI_LTE_NEIGH_CELL:
return OFONO_NETMON_CELL_TYPE_LTE;
}
return OFONO_NETMON_CELL_TYPE_GSM;
}
static void xmci_cb(gboolean ok, GAtResult *result, gpointer user_data)
{
struct cb_data *cbd = user_data;
struct ofono_netmon *netmon = cbd->data;
struct netmon_driver_data *nmd = ofono_netmon_get_data(netmon);
ofono_netmon_cb_t cb = cbd->cb;
struct ofono_error error;
GAtResultIter iter;
int number;
int rxlev = -1;
int ber = -1;
int rscp = -1;
int rsrp = -1;
int ecn0 = -1;
int rsrq = -1;
int tech = -1;
int type = -1;
int ci = -1;
const char *cell_id;
char mcc[3];
char mnc[3];
DBG("ok %d", ok);
decode_at_error(&error, g_at_result_final_response(result));
if (!ok) {
cb(&error, cbd->data);
return;
}
g_at_result_iter_init(&iter, result);
while (g_at_result_iter_next(&iter, "+XMCI:")) {
if (!g_at_result_iter_next_number(&iter, &type))
break;
tech = xmm7modem_map_radio_access_technology(type);
switch (type) {
case XMCI_GSM_NEIGH_CELL:
case XMCI_GSM_SERV_CELL:
/* <MCC>,<MNC>,<LAC>,<CI>,<BSIC> */
g_at_result_iter_next_number(&iter, &number);
snprintf(mcc, 3, "%d", number);
g_at_result_iter_next_number(&iter, &number);
snprintf(mnc, 3, "%d", number);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_next_string(&iter, &cell_id);
sscanf(&cell_id[2], "%x", &number);
ci = number != -1 ? number : 0;
g_at_result_iter_skip_next(&iter);
g_at_result_iter_next_number(&iter, &number);
rxlev = number != 99 ? number : rxlev;
g_at_result_iter_next_number(&iter, &number);
ber = number != 99 ? number : ber;
break;
case XMCI_UMTS_NEIGH_CELL:
case XMCI_UMTS_SERV_CELL:
/*
* <MCC>,<MNC>,<LAC>,<CI><PSC>,<DLUARFNC>,
* <ULUARFCN>,<PATHLOSS>,<RSSI>
*/
g_at_result_iter_next_number(&iter, &number);
snprintf(mcc, 3, "%d", number);
g_at_result_iter_next_number(&iter, &number);
snprintf(mnc, 3, "%d", number);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_next_string(&iter, &cell_id);
sscanf(&cell_id[2], "%x", &number);
ci = number != -1 ? number : 0;
g_at_result_iter_skip_next(&iter);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_next_number(&iter, &number);
rscp = number != 255 ? number : rscp;
g_at_result_iter_next_number(&iter, &number);
ecn0 = number != 255 ? number : ecn0;
break;
case XMCI_LTE_NEIGH_CELL:
case XMCI_LTE_SERV_CELL:
/*
* <MCC>,<MNC>,<TAC>,<CI>,<PCI>,<DLUARFNC>,
* <ULUARFCN>,<PATHLOSS_LTE>
*/
g_at_result_iter_next_number(&iter, &number);
snprintf(mcc, 3, "%d", number);
g_at_result_iter_next_number(&iter, &number);
snprintf(mnc, 3, "%d", number);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_next_string(&iter, &cell_id);
sscanf(&cell_id[2], "%x", &number);
ci = number != -1 ? number : 0;
g_at_result_iter_skip_next(&iter);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_skip_next(&iter);
g_at_result_iter_next_number(&iter, &number);
rsrq = number != 255 ? number : rsrq;
g_at_result_iter_next_number(&iter, &number);
rsrp = number != 255 ? number : rsrp;
break;
default:
break;
}
if ((nmd->xmci_mode == 0) &&
(type == XMCI_GSM_NEIGH_CELL ||
type == XMCI_UMTS_NEIGH_CELL ||
type == XMCI_LTE_NEIGH_CELL)) {
ofono_netmon_neighbouring_cell_notify(netmon,
tech,
OFONO_NETMON_INFO_MCC, mcc,
OFONO_NETMON_INFO_MNC, mnc,
OFONO_NETMON_INFO_CI, ci,
OFONO_NETMON_INFO_RXLEV, rxlev,
OFONO_NETMON_INFO_BER, ber,
OFONO_NETMON_INFO_RSCP, rscp,
OFONO_NETMON_INFO_ECN0, ecn0,
OFONO_NETMON_INFO_RSRQ, rsrq,
OFONO_NETMON_INFO_RSRP, rsrp,
OFONO_NETMON_INFO_INVALID);
} else if ((nmd->xmci_mode == 1) &&
(type == XMCI_GSM_SERV_CELL ||
type == XMCI_UMTS_SERV_CELL ||
type == XMCI_LTE_SERV_CELL)) {
ofono_netmon_serving_cell_notify(netmon,
tech,
OFONO_NETMON_INFO_RXLEV, rxlev,
OFONO_NETMON_INFO_BER, ber,
OFONO_NETMON_INFO_RSCP, rscp,
OFONO_NETMON_INFO_ECN0, ecn0,
OFONO_NETMON_INFO_RSRQ, rsrq,
OFONO_NETMON_INFO_RSRP, rsrp,
OFONO_NETMON_INFO_INVALID);
break;
}
}
CALLBACK_WITH_SUCCESS(cb, cbd->data);
nmd->xmci_mode = -1;
}
static void xmm7modem_netmon_request_update(struct ofono_netmon *netmon,
ofono_netmon_cb_t cb, void *data)
{
struct netmon_driver_data *nmd = ofono_netmon_get_data(netmon);
struct cb_data *cbd = cb_data_new(cb, data);
nmd->xmci_mode = 1;
DBG("xmm7modem netmon request update");
if (g_at_chat_send(nmd->chat, "AT+XMCI=1", xmci_prefix,
xmci_cb, cbd, g_free) > 0)
return;
g_free(cbd);
CALLBACK_WITH_FAILURE(cb, data);
}
static void xmm7modem_neighbouring_cell_update(struct ofono_netmon *netmon,
ofono_netmon_cb_t cb, void *data)
{
struct netmon_driver_data *nmd = ofono_netmon_get_data(netmon);
struct cb_data *cbd = cb_data_new(cb, data);
nmd->xmci_mode = 0;
DBG("xmm7modem netmon request neighbouring cell update");
if (g_at_chat_send(nmd->chat, "AT+XMCI=0", xmci_prefix,
xmci_cb, cbd, g_free) > 0)
return;
g_free(cbd);
CALLBACK_WITH_FAILURE(cb, data);
}
static gboolean ril_delayed_register(gpointer user_data)
{
struct ofono_netmon *netmon = user_data;
ofono_netmon_register(netmon);
return FALSE;
}
static int xmm7modem_netmon_probe(struct ofono_netmon *netmon,
unsigned int vendor, void *user)
{
GAtChat *chat = user;
struct netmon_driver_data *nmd;
DBG("xmm7modem netmon probe");
nmd = g_new0(struct netmon_driver_data, 1);
nmd->chat = g_at_chat_clone(chat);
nmd->xmci_mode = -1;
ofono_netmon_set_data(netmon, nmd);
g_idle_add(ril_delayed_register, netmon);
return 0;
}
static void xmm7modem_netmon_remove(struct ofono_netmon *netmon)
{
struct netmon_driver_data *nmd = ofono_netmon_get_data(netmon);
DBG("xmm7modem netmon remove");
g_at_chat_unref(nmd->chat);
ofono_netmon_set_data(netmon, NULL);
g_free(nmd);
}
static const struct ofono_netmon_driver driver = {
.name = XMM7MODEM,
.probe = xmm7modem_netmon_probe,
.remove = xmm7modem_netmon_remove,
.request_update = xmm7modem_netmon_request_update,
.neighbouring_cell_update = xmm7modem_neighbouring_cell_update,
};
void xmm_netmon_init(void)
{
ofono_netmon_driver_register(&driver);
}
void xmm_netmon_exit(void)
{
ofono_netmon_driver_unregister(&driver);
}