qmimodem: Add support for network registration handling

This commit is contained in:
Marcel Holtmann 2012-06-21 18:37:37 -07:00
parent 3a42d98623
commit b36bb2ee50
5 changed files with 751 additions and 2 deletions

View File

@ -154,14 +154,17 @@ endif
if QMIMODEM
qmi_sources = drivers/qmimodem/qmi.h drivers/qmimodem/qmi.c \
drivers/qmimodem/ctl.h \
drivers/qmimodem/dms.h
drivers/qmimodem/dms.h \
drivers/qmimodem/nas.h
builtin_modules += qmimodem
builtin_sources += $(qmi_sources) \
drivers/qmimodem/util.h \
drivers/qmimodem/qmimodem.h \
drivers/qmimodem/qmimodem.c \
drivers/qmimodem/devinfo.c
drivers/qmimodem/devinfo.c \
drivers/qmimodem/network-registration.c \
drivers/qmimodem/sim-legacy.c
builtin_modules += gobi
builtin_sources += plugins/gobi.c

154
drivers/qmimodem/nas.h Normal file
View File

@ -0,0 +1,154 @@
/*
*
* oFono - Open Source Telephony
*
* Copyright (C) 2011-2012 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
*
*/
#define QMI_NAS_RESET 0 /* Reset NAS service state variables */
#define QMI_NAS_ABORT 1 /* Abort previously issued NAS command */
#define QMI_NAS_EVENT 2 /* Connection state report indication */
#define QMI_NAS_SET_EVENT 2 /* Set NAS state report conditions */
#define QMI_NAS_SET_REG_EVENT 3 /* Set NAS registration report conditions */
#define QMI_NAS_GET_RSSI 32 /* Get the signal strength */
#define QMI_NAS_SCAN_NETS 33 /* Scan for visible network */
#define QMI_NAS_REGISTER_NET 34 /* Initiate a network registration */
#define QMI_NAS_ATTACH_DETACH 35 /* Initiate an attach or detach action */
#define QMI_NAS_GET_SS_INFO 36 /* Get info about current serving system */
#define QMI_NAS_SS_INFO_IND 36 /* Current serving system info indication */
#define QMI_NAS_GET_HOME_INFO 37 /* Get info about home network */
/* Set NAS state report conditions */
#define QMI_NAS_PARAM_REPORT_SIGNAL_STRENGTH 0x10
struct qmi_nas_param_event_signal_strength {
uint8_t report; /* bool */
uint8_t count;
int8_t dbm[5];
} __attribute__((__packed__));
#define QMI_NAS_PARAM_REPORT_RF_INFO 0x11
struct qmi_nas_param_event_rf_info {
uint8_t report; /* bool */
} __attribute__((__packed__));
#define QMI_NAS_NOTIFY_SIGNAL_STRENGTH 0x10
struct qmi_nas_signal_strength {
int8_t dbm;
uint8_t rat;
} __attribute__((__packed__));
#define QMI_NAS_NOTIFY_RF_INFO 0x11
struct qmi_nas_rf_info {
uint8_t count;
struct {
uint8_t rat;
uint16_t band;
uint16_t channel;
} __attribute__((__packed__)) info[0];
} __attribute__((__packed__));
/* Get the signal strength */
#define QMI_NAS_RESULT_SIGNAL_STRENGTH 0x10
/* Scan for visible network */
#define QMI_NAS_PARAM_NETWORK_MASK 0x10 /* uint8 bitmask */
#define QMI_NAS_NETWORK_MASK_GSM (1 << 0)
#define QMI_NAS_NETWORK_MASK_UMTS (1 << 1)
#define QMI_NAS_NETWORK_MASK_LTE (1 << 2)
#define QMI_NAS_NETWORK_MASK_TDSCDMA (1 << 3)
#define QMI_NAS_RESULT_NETWORK_LIST 0x10
struct qmi_nas_network_info {
uint16_t mcc;
uint16_t mnc;
uint8_t status;
uint8_t desc_len;
char desc[0];
} __attribute__((__packed__));
struct qmi_nas_network_list {
uint16_t count;
struct qmi_nas_network_info info[0];
} __attribute__((__packed__));
#define QMI_NAS_RESULT_NETWORK_RAT 0x11
struct qmi_nas_network_rat {
uint16_t count;
struct {
uint16_t mcc;
uint16_t mnc;
uint8_t rat;
} __attribute__((__packed__)) info[0];
} __attribute__((__packed__));
#define QMI_NAS_NETWORK_RAT_GSM 0x04
#define QMI_NAS_NETWORK_RAT_UMTS 0x05
#define QMI_NAS_NETWORK_RAT_LTE 0x08
#define QMI_NAS_NETWORK_RAT_TDSCDMA 0x09
#define QMI_NAS_NETWORK_RAT_NO_CHANGE 0xff
/* Initiate a network registration */
#define QMI_NAS_PARAM_REGISTER_ACTION 0x01 /* uint8 */
#define QMI_NAS_PARAM_REGISTER_MANUAL_INFO 0x10
struct qmi_nas_param_register_manual_info {
uint16_t mcc;
uint16_t mnc;
uint8_t rat;
} __attribute__((__packed__));
#define QMI_NAS_REGISTER_ACTION_AUTO 0x01
#define QMI_NAS_REGISTER_ACTION_MANUAL 0x02
/* Initiate an attach or detach action */
#define QMI_NAS_PARAM_ATTACH_ACTION 0x10 /* uint8 */
#define QMI_NAS_ATTACH_ACTION_ATTACH 0x01
#define QMI_NAS_ATTACH_ACTION_DETACH 0x02
/* Get info about current serving system */
#define QMI_NAS_RESULT_SERVING_SYSTEM 0x01
struct qmi_nas_serving_system {
uint8_t status;
uint8_t cs_state;
uint8_t ps_state;
uint8_t network;
uint8_t radio_if_count;
uint8_t radio_if[0];
} __attribute__((__packed__));
#define QMI_NAS_RESULT_ROAMING_STATUS 0x10 /* uint8 */
#define QMI_NAS_RESULT_CURRENT_PLMN 0x12
struct qmi_nas_current_plmn {
uint16_t mcc;
uint16_t mnc;
uint8_t desc_len;
char desc[0];
} __attribute__((__packed__));
#define QMI_NAS_RESULT_LOCATION_AREA_CODE 0x1d /* uint16 */
#define QMI_NAS_RESULT_CELL_ID 0x1e /* uint32 */
#define QMI_NAS_ATTACH_STATUS_INVALID 0x00
#define QMI_NAS_ATTACH_STATUS_ATTACHED 0x01
#define QMI_NAS_ATTACH_STATUS_DETACHED 0x02
/* Get info about home network */
#define QMI_NAS_RESULT_HOME_NETWORK 0x01
struct qmi_nas_home_network {
uint16_t mcc;
uint16_t mnc;
uint8_t desc_len;
char desc[0];
} __attribute__((__packed__));

View File

@ -0,0 +1,587 @@
/*
*
* oFono - Open Source Telephony
*
* Copyright (C) 2011-2012 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 <string.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/netreg.h>
#include "qmi.h"
#include "nas.h"
#include "qmimodem.h"
#include "common.h"
struct netreg_data {
struct qmi_service *nas;
struct ofono_network_operator operator;
uint8_t current_rat;
};
static int rat_to_tech(uint8_t rat)
{
switch (rat) {
case QMI_NAS_NETWORK_RAT_GSM:
return ACCESS_TECHNOLOGY_GSM;
case QMI_NAS_NETWORK_RAT_UMTS:
return ACCESS_TECHNOLOGY_UTRAN;
case QMI_NAS_NETWORK_RAT_LTE:
return ACCESS_TECHNOLOGY_EUTRAN;
}
return -1;
}
static bool extract_ss_info(struct qmi_result *result, int *status,
int *lac, int *cellid, int *tech,
struct ofono_network_operator *operator)
{
const struct qmi_nas_serving_system *ss;
const struct qmi_nas_current_plmn *plmn;
uint8_t i, roaming;
uint16_t value16, len;
uint32_t value32;
DBG("");
ss = qmi_result_get(result, QMI_NAS_RESULT_SERVING_SYSTEM, &len);
if (!ss)
return false;
*status = ss->status;
DBG("serving system status %d", ss->status);
*tech = -1;
for (i = 0; i < ss->radio_if_count; i++) {
DBG("radio in use %d", ss->radio_if[i]);
*tech = rat_to_tech(ss->radio_if[i]);
}
if (qmi_result_get_uint8(result, QMI_NAS_RESULT_ROAMING_STATUS,
&roaming)) {
if (ss->status == 1 && roaming == 0)
*status = 5;
}
if (!operator)
return true;
plmn = qmi_result_get(result, QMI_NAS_RESULT_CURRENT_PLMN, &len);
if (plmn) {
snprintf(operator->mcc, OFONO_MAX_MCC_LENGTH + 1, "%03d",
GUINT16_FROM_LE(plmn->mcc));
snprintf(operator->mnc, OFONO_MAX_MNC_LENGTH + 1, "%02d",
GUINT16_FROM_LE(plmn->mnc));
strncpy(operator->name, plmn->desc, plmn->desc_len);
operator->name[plmn->desc_len] = '\0';
DBG("%s (%s:%s)", operator->name, operator->mcc, operator->mnc);
}
if (qmi_result_get_uint16(result, QMI_NAS_RESULT_LOCATION_AREA_CODE,
&value16))
*lac = value16;
else
*lac = -1;
if (qmi_result_get_uint32(result, QMI_NAS_RESULT_CELL_ID, &value32))
*cellid = value32;
else
*cellid = -1;
DBG("lac %d cellid %d tech %d", *lac, *cellid, *tech);
return true;
}
static void ss_info_notify(struct qmi_result *result, void *user_data)
{
struct ofono_netreg *netreg = user_data;
struct netreg_data *data = ofono_netreg_get_data(netreg);
int status, lac, cellid, tech;
DBG("");
if (!extract_ss_info(result, &status, &lac, &cellid, &tech,
&data->operator))
return;
ofono_netreg_status_notify(netreg, status, lac, cellid, tech);
}
static void get_ss_info_cb(struct qmi_result *result, void *user_data)
{
struct cb_data *cbd = user_data;
ofono_netreg_status_cb_t cb = cbd->cb;
struct netreg_data *data = cbd->user;
int status, lac, cellid, tech;
DBG("");
if (qmi_result_set_error(result, NULL)) {
CALLBACK_WITH_FAILURE(cb, -1, -1, -1, -1, cbd->data);
return;
}
if (!extract_ss_info(result, &status, &lac, &cellid, &tech,
&data->operator)) {
CALLBACK_WITH_FAILURE(cb, -1, -1, -1, -1, cbd->data);
return;
}
CALLBACK_WITH_SUCCESS(cb, status, lac, cellid, tech, cbd->data);
}
static void qmi_registration_status(struct ofono_netreg *netreg,
ofono_netreg_status_cb_t cb, void *user_data)
{
struct netreg_data *data = ofono_netreg_get_data(netreg);
struct cb_data *cbd = cb_data_new(cb, user_data);
DBG("");
cbd->user = data;
if (qmi_service_send(data->nas, QMI_NAS_GET_SS_INFO, NULL,
get_ss_info_cb, cbd, g_free) > 0)
return;
CALLBACK_WITH_FAILURE(cb, -1, -1, -1, -1, cbd->data);
g_free(cbd);
}
static void qmi_current_operator(struct ofono_netreg *netreg,
ofono_netreg_operator_cb_t cb, void *user_data)
{
struct netreg_data *data = ofono_netreg_get_data(netreg);
DBG("");
CALLBACK_WITH_SUCCESS(cb, &data->operator, user_data);
}
static void scan_nets_cb(struct qmi_result *result, void *user_data)
{
struct cb_data *cbd = user_data;
ofono_netreg_operator_list_cb_t cb = cbd->cb;
struct ofono_network_operator *list;
const struct qmi_nas_network_list *netlist;
const struct qmi_nas_network_rat *netrat;
const void *ptr;
uint16_t len, num, offset, i;
DBG("");
if (qmi_result_set_error(result, NULL)) {
CALLBACK_WITH_FAILURE(cb, 0, NULL, cbd->data);
return;
}
ptr = qmi_result_get(result, QMI_NAS_RESULT_NETWORK_LIST, &len);
if (!ptr) {
CALLBACK_WITH_FAILURE(cb, 0, NULL, cbd->data);
return;
}
netlist = ptr;
num = GUINT16_FROM_LE(netlist->count);
DBG("found %d operators", num);
list = g_try_new0(struct ofono_network_operator, num);
if (!list) {
CALLBACK_WITH_FAILURE(cb, 0, NULL, cbd->data);
return;
}
offset = 2;
for (i = 0; i < num; i++) {
const struct qmi_nas_network_info *netinfo = ptr + offset;
snprintf(list[i].mcc, OFONO_MAX_MCC_LENGTH + 1, "%03d",
GUINT16_FROM_LE(netinfo->mcc));
snprintf(list[i].mnc, OFONO_MAX_MNC_LENGTH + 1, "%02d",
GUINT16_FROM_LE(netinfo->mnc));
strncpy(list[i].name, netinfo->desc, netinfo->desc_len);
list[i].name[netinfo->desc_len] = '\0';
if (netinfo->status & 0x10)
list[i].status = 3;
else if (netinfo->status & 0x01)
list[i].status = 2;
else if (netinfo->status & 0x02)
list[i].status = 1;
else
list[i].status = 0;
list[i].tech = -1;
DBG("%s (%s:%s) status %d", list[i].name,
list[i].mcc, list[i].mnc, list[i].status);
offset += sizeof(struct qmi_nas_network_info) +
netinfo->desc_len;
}
netrat = qmi_result_get(result, QMI_NAS_RESULT_NETWORK_RAT, &len);
if (!netrat)
goto done;
if (GUINT16_FROM_LE(netrat->count) != num)
goto done;
for (i = 0; i < num; i++) {
DBG("%03d:%02d %d", netrat->info[i].mcc, netrat->info[i].mnc,
netrat->info[i].rat);
list[i].tech = rat_to_tech(netrat->info[i].rat);
}
done:
CALLBACK_WITH_SUCCESS(cb, num, list, cbd->data);
g_free(list);
}
static void qmi_list_operators(struct ofono_netreg *netreg,
ofono_netreg_operator_list_cb_t cb, void *user_data)
{
struct netreg_data *data = ofono_netreg_get_data(netreg);
struct cb_data *cbd = cb_data_new(cb, user_data);
DBG("");
if (qmi_service_send(data->nas, QMI_NAS_SCAN_NETS, NULL,
scan_nets_cb, cbd, g_free) > 0)
return;
CALLBACK_WITH_FAILURE(cb, 0, NULL, cbd->data);
g_free(cbd);
}
static void register_net_cb(struct qmi_result *result, void *user_data)
{
struct cb_data *cbd = user_data;
ofono_netreg_register_cb_t cb = cbd->cb;
uint16_t error;
DBG("");
if (qmi_result_set_error(result, &error)) {
if (error == 26) {
/* no effect */
goto done;
}
CALLBACK_WITH_FAILURE(cb, cbd->data);
return;
}
done:
CALLBACK_WITH_SUCCESS(cb, cbd->data);
}
static void qmi_register_auto(struct ofono_netreg *netreg,
ofono_netreg_register_cb_t cb, void *user_data)
{
struct netreg_data *data = ofono_netreg_get_data(netreg);
struct cb_data *cbd = cb_data_new(cb, user_data);
struct qmi_param *param;
DBG("");
param = qmi_param_new_uint8(QMI_NAS_PARAM_REGISTER_ACTION,
QMI_NAS_REGISTER_ACTION_AUTO);
if (!param)
goto error;
if (qmi_service_send(data->nas, QMI_NAS_REGISTER_NET, param,
register_net_cb, cbd, g_free) > 0)
return;
qmi_param_free(param);
error:
CALLBACK_WITH_FAILURE(cb, cbd->data);
g_free(cbd);
}
static void qmi_register_manual(struct ofono_netreg *netreg,
const char *mcc, const char *mnc,
ofono_netreg_register_cb_t cb, void *user_data)
{
struct netreg_data *data = ofono_netreg_get_data(netreg);
struct cb_data *cbd = cb_data_new(cb, user_data);
struct qmi_nas_param_register_manual_info info;
struct qmi_param *param;
DBG("");
param = qmi_param_new_uint8(QMI_NAS_PARAM_REGISTER_ACTION,
QMI_NAS_REGISTER_ACTION_MANUAL);
if (!param)
goto error;
info.mcc = atoi(mcc);
info.mnc = atoi(mnc);
info.rat = data->current_rat;
qmi_param_append(param, QMI_NAS_PARAM_REGISTER_MANUAL_INFO,
sizeof(info), &info);
if (qmi_service_send(data->nas, QMI_NAS_REGISTER_NET, param,
register_net_cb, cbd, g_free) > 0)
return;
qmi_param_free(param);
error:
CALLBACK_WITH_FAILURE(cb, cbd->data);
g_free(cbd);
}
static int dbm_to_strength(int8_t dbm)
{
if (dbm > -55)
return 100;
else if (dbm > -65)
return 80;
else if (dbm > -75)
return 60;
else if (dbm > -85)
return 40;
else if (dbm > -95)
return 20;
else if (dbm > -105)
return 0;
return -1;
}
static void get_rssi_cb(struct qmi_result *result, void *user_data)
{
struct cb_data *cbd = user_data;
ofono_netreg_strength_cb_t cb = cbd->cb;
const struct qmi_nas_signal_strength *ss;
uint16_t len;
int strength;
DBG("");
if (qmi_result_set_error(result, NULL)) {
CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
return;
}
ss = qmi_result_get(result, QMI_NAS_RESULT_SIGNAL_STRENGTH, &len);
if (!ss) {
CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
return;
}
DBG("signal with %d dBm on %d", ss->dbm, ss->rat);
strength = dbm_to_strength(ss->dbm);
CALLBACK_WITH_SUCCESS(cb, strength, cbd->data);
}
static void qmi_signal_strength(struct ofono_netreg *netreg,
ofono_netreg_strength_cb_t cb, void *user_data)
{
struct netreg_data *data = ofono_netreg_get_data(netreg);
struct cb_data *cbd = cb_data_new(cb, user_data);
DBG("");
if (qmi_service_send(data->nas, QMI_NAS_GET_RSSI, NULL,
get_rssi_cb, cbd, g_free) > 0)
return;
CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
g_free(cbd);
}
static void event_notify(struct qmi_result *result, void *user_data)
{
struct ofono_netreg *netreg = user_data;
struct netreg_data *data = ofono_netreg_get_data(netreg);
const struct qmi_nas_signal_strength *ss;
const struct qmi_nas_rf_info *rf;
uint16_t len;
DBG("");
ss = qmi_result_get(result, QMI_NAS_NOTIFY_SIGNAL_STRENGTH, &len);
if (ss) {
int strength;
DBG("signal with %d dBm on %d", ss->dbm, ss->rat);
strength = dbm_to_strength(ss->dbm);
ofono_netreg_strength_notify(netreg, strength);
}
rf = qmi_result_get(result, QMI_NAS_NOTIFY_RF_INFO, &len);
if (rf) {
uint8_t i;
for (i = 0; i < rf->count; i++) {
DBG("rat %d band %d channel %d", rf->info[i].rat,
rf->info[i].band, rf->info[i].channel);
}
data->current_rat = rf->info[i].rat;
}
}
static void set_event_cb(struct qmi_result *result, void *user_data)
{
struct ofono_netreg *netreg = user_data;
DBG("");
ofono_netreg_register(netreg);
}
static void create_nas_cb(struct qmi_service *service, void *user_data)
{
struct ofono_netreg *netreg = user_data;
struct netreg_data *data = ofono_netreg_get_data(netreg);
struct qmi_param *param;
struct qmi_nas_param_event_signal_strength ss = { .report = 0x01,
.count = 5, .dbm[0] = -55, .dbm[1] = -65,
.dbm[2] = -75, .dbm[3] = -85, .dbm[4] = -95 };
DBG("");
if (!service) {
ofono_error("Failed to request NAS service");
ofono_netreg_remove(netreg);
return;
}
data->nas = qmi_service_ref(service);
qmi_service_register(data->nas, QMI_NAS_EVENT,
event_notify, netreg, NULL);
qmi_service_register(data->nas, QMI_NAS_SS_INFO_IND,
ss_info_notify, netreg, NULL);
param = qmi_param_new();
if (!param)
goto done;
qmi_param_append(param, QMI_NAS_PARAM_REPORT_SIGNAL_STRENGTH,
sizeof(ss), &ss);
qmi_param_append_uint8(param, QMI_NAS_PARAM_REPORT_RF_INFO, 0x01);
if (qmi_service_send(data->nas, QMI_NAS_SET_EVENT, param,
set_event_cb, netreg, NULL) > 0)
return;
qmi_param_free(param);
done:
ofono_netreg_register(netreg);
}
static int qmi_netreg_probe(struct ofono_netreg *netreg,
unsigned int vendor, void *user_data)
{
struct qmi_device *device = user_data;
struct netreg_data *data;
DBG("");
data = g_new0(struct netreg_data, 1);
data->operator.name[0] = '\0';
data->operator.mcc[0] = '\0';
data->operator.mnc[0] = '\0';
data->operator.status = -1;
data->operator.tech = -1;
data->current_rat = QMI_NAS_NETWORK_RAT_NO_CHANGE;
ofono_netreg_set_data(netreg, data);
qmi_service_create(device, QMI_SERVICE_NAS,
create_nas_cb, netreg, NULL);
return 0;
}
static void qmi_netreg_remove(struct ofono_netreg *netreg)
{
struct netreg_data *data = ofono_netreg_get_data(netreg);
DBG("");
ofono_netreg_set_data(netreg, NULL);
qmi_service_unregister_all(data->nas);
qmi_service_unref(data->nas);
g_free(data);
}
static struct ofono_netreg_driver driver = {
.name = "qmimodem",
.probe = qmi_netreg_probe,
.remove = qmi_netreg_remove,
.registration_status = qmi_registration_status,
.current_operator = qmi_current_operator,
.list_operators = qmi_list_operators,
.register_auto = qmi_register_auto,
.register_manual = qmi_register_manual,
.strength = qmi_signal_strength,
};
void qmi_netreg_init(void)
{
ofono_netreg_driver_register(&driver);
}
void qmi_netreg_exit(void)
{
ofono_netreg_driver_unregister(&driver);
}

View File

@ -31,6 +31,7 @@
static int qmimodem_init(void)
{
qmi_devinfo_init();
qmi_netreg_init();
qmi_sim_legacy_init();
return 0;
@ -39,6 +40,7 @@ static int qmimodem_init(void)
static void qmimodem_exit(void)
{
qmi_sim_legacy_exit();
qmi_netreg_exit();
qmi_devinfo_exit();
}

View File

@ -24,5 +24,8 @@
extern void qmi_devinfo_init(void);
extern void qmi_devinfo_exit(void);
extern void qmi_netreg_init(void);
extern void qmi_netreg_exit(void);
extern void qmi_sim_legacy_init(void);
extern void qmi_sim_legacy_exit(void);