mirror of git://git.sysmocom.de/ofono
439 lines
11 KiB
C
439 lines
11 KiB
C
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2014 Philip Paeps. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <errno.h>
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#include <stdlib.h>
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#include <glib.h>
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#include <gatchat.h>
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#include <gattty.h>
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#define OFONO_API_SUBJECT_TO_CHANGE
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#include <ofono/plugin.h>
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#include <ofono/modem.h>
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#include <ofono/devinfo.h>
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#include <ofono/netreg.h>
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#include <ofono/sim.h>
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#include <ofono/gprs.h>
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#include <ofono/gprs-context.h>
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#include <ofono/netmon.h>
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#include <ofono/lte.h>
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#include <ofono/sms.h>
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#include <ofono/voicecall.h>
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#include <ofono/call-forwarding.h>
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#include <ofono/call-settings.h>
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#include <ofono/call-meter.h>
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#include <ofono/call-barring.h>
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#include <ofono/message-waiting.h>
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#include <ofono/ussd.h>
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#include <drivers/atmodem/vendor.h>
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#include <drivers/ubloxmodem/ubloxmodem.h>
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static const char *uusbconf_prefix[] = { "+UUSBCONF:", NULL };
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static const char *none_prefix[] = { NULL };
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enum ublox_device_flags {
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UBLOX_DEVICE_F_HIGH_THROUGHPUT_MODE = (1 << 0),
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};
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struct ublox_data {
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GAtChat *modem;
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GAtChat *aux;
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enum ofono_vendor vendor_family;
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const struct ublox_model *model;
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int flags;
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};
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static void ublox_debug(const char *str, void *user_data)
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{
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const char *prefix = user_data;
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ofono_info("%s%s", prefix, str);
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}
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static int ublox_probe(struct ofono_modem *modem)
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{
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struct ublox_data *data;
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DBG("%p", modem);
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data = g_try_new0(struct ublox_data, 1);
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if (data == NULL)
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return -ENOMEM;
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ofono_modem_set_data(modem, data);
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return 0;
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}
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static void ublox_remove(struct ofono_modem *modem)
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{
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struct ublox_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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ofono_modem_set_data(modem, NULL);
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g_at_chat_unref(data->aux);
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g_at_chat_unref(data->modem);
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g_free(data);
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}
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static GAtChat *open_device(struct ofono_modem *modem,
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const char *key, char *debug)
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{
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return at_util_open_device(modem, key, ublox_debug, debug,
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NULL);
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}
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static void cfun_enable(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct ofono_modem *modem = user_data;
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struct ublox_data * data = ofono_modem_get_data(modem);
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DBG("ok %d", ok);
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if (!ok) {
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g_at_chat_unref(data->aux);
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data->aux = NULL;
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g_at_chat_unref(data->modem);
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data->modem = NULL;
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ofono_modem_set_powered(modem, FALSE);
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return;
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}
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ofono_modem_set_powered(modem, TRUE);
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}
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static void query_usbconf_cb(gboolean ok,
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GAtResult *result, gpointer user_data)
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{
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struct ofono_modem *modem = user_data;
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struct ublox_data *data = ofono_modem_get_data(modem);
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GAtResultIter iter;
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int profile;
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if (!ok) {
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ofono_error("Unable to query USB configuration");
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goto error;
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}
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g_at_result_iter_init(&iter, result);
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retry:
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if (!g_at_result_iter_next(&iter, "+UUSBCONF:")) {
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ofono_error("Unable to query USB configuration");
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goto error;
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}
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if (!g_at_result_iter_next_number(&iter, &profile))
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goto retry;
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switch (profile) {
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case 0: /* Fairly back compatible */
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case 1: /* Fairly back compatible plus audio */
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break;
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case 2: /* Low/medium throughput */
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ofono_error("Medium throughput mode not supported");
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goto error;
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case 3: /* High throughput mode */
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data->flags |= UBLOX_DEVICE_F_HIGH_THROUGHPUT_MODE;
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break;
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default:
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ofono_error("Unexpected USB profile: %d", profile);
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goto error;
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}
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if (g_at_chat_send(data->aux, "AT+CFUN=4", none_prefix,
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cfun_enable, modem, NULL))
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return;
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error:
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g_at_chat_unref(data->aux);
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data->aux = NULL;
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g_at_chat_unref(data->modem);
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data->modem = NULL;
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ofono_modem_set_powered(modem, FALSE);
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}
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static void query_model_cb(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct ofono_modem *modem = user_data;
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struct ublox_data *data = ofono_modem_get_data(modem);
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struct ofono_error error;
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const char *model;
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const struct ublox_model *m;
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decode_at_error(&error, g_at_result_final_response(result));
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if (!ok)
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goto fail;
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if (at_util_parse_attr(result, "", &model) == FALSE) {
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ofono_error("Failed to query modem model");
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goto fail;
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}
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m = ublox_model_from_name(model);
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if (!m) {
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ofono_error("Unrecognized model: %s", model);
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goto fail;
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}
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data->model = m;
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DBG("Model: %s", data->model->name);
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data->vendor_family = OFONO_VENDOR_UBLOX;
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if (data->model->flags & UBLOX_F_HAVE_USBCONF) {
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if (g_at_chat_send(data->aux, "AT+UUSBCONF?", uusbconf_prefix,
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query_usbconf_cb, modem, NULL))
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return;
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ofono_error("Unable to query USB configuration");
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goto fail;
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}
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if (g_at_chat_send(data->aux, "AT+CFUN=4", none_prefix,
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cfun_enable, modem, NULL))
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return;
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fail:
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g_at_chat_unref(data->aux);
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data->aux = NULL;
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g_at_chat_unref(data->modem);
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data->modem = NULL;
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ofono_modem_set_powered(modem, FALSE);
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}
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static int ublox_enable(struct ofono_modem *modem)
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{
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struct ublox_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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data->aux = open_device(modem, "Aux", "Aux: ");
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/* If this is a serial modem then the device may be behind
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* the 'Device' attribute instead...
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*/
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if (data->aux == NULL) {
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data->aux = open_device(modem, "Device", "Aux: ");
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if (data->aux == NULL)
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return -EINVAL;
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}
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data->modem = open_device(modem, "Modem", "Modem: ");
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if (data->modem) {
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g_at_chat_set_slave(data->modem, data->aux);
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g_at_chat_send(data->modem, "ATE0 +CMEE=1", none_prefix,
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NULL, NULL, NULL);
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g_at_chat_send(data->modem, "AT&C0", NULL, NULL, NULL, NULL);
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}
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/* The modem can take a while to wake up if just powered on. */
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g_at_chat_set_wakeup_command(data->aux, "AT\r", 1000, 11000);
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g_at_chat_send(data->aux, "ATE0", none_prefix,
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NULL, NULL, NULL);
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g_at_chat_send(data->aux, "AT+CMEE=1", none_prefix,
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NULL, NULL, NULL);
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if (g_at_chat_send(data->aux, "AT+CGMM", NULL,
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query_model_cb, modem, NULL) > 0)
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return -EINPROGRESS;
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g_at_chat_unref(data->aux);
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data->aux = NULL;
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return -EINVAL;
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}
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static void cfun_disable(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct ofono_modem *modem = user_data;
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struct ublox_data *data = ofono_modem_get_data(modem);
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DBG("");
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g_at_chat_unref(data->aux);
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data->aux = NULL;
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if (ok)
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ofono_modem_set_powered(modem, FALSE);
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}
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static int ublox_disable(struct ofono_modem *modem)
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{
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struct ublox_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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g_at_chat_cancel_all(data->modem);
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g_at_chat_unregister_all(data->modem);
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g_at_chat_unref(data->modem);
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data->modem = NULL;
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g_at_chat_cancel_all(data->aux);
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g_at_chat_unregister_all(data->aux);
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g_at_chat_send(data->aux, "AT+CFUN=0", none_prefix,
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cfun_disable, modem, NULL);
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return -EINPROGRESS;
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}
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static void set_online_cb(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct cb_data *cbd = user_data;
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ofono_modem_online_cb_t cb = cbd->cb;
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struct ofono_error error;
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decode_at_error(&error, g_at_result_final_response(result));
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cb(&error, cbd->data);
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}
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static void ublox_set_online(struct ofono_modem *modem, ofono_bool_t online,
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ofono_modem_online_cb_t cb, void *user_data)
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{
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struct ublox_data *data = ofono_modem_get_data(modem);
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struct cb_data *cbd = cb_data_new(cb, user_data);
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char const *command = online ? "AT+CFUN=1" : "AT+CFUN=4";
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DBG("modem %p %s", modem, online ? "online" : "offline");
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if (g_at_chat_send(data->aux, command, none_prefix, set_online_cb,
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cbd, g_free) > 0)
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return;
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CALLBACK_WITH_FAILURE(cb, cbd->data);
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g_free(cbd);
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}
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static void ublox_pre_sim(struct ofono_modem *modem)
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{
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struct ublox_data *data = ofono_modem_get_data(modem);
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struct ofono_sim *sim;
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DBG("%p", modem);
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ofono_devinfo_create(modem, 0, "atmodem", data->aux);
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/*
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* Call support is technically possible only after sim insertion
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* with the module online. However the EMERGENCY_SETUP procedure of
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* the 3GPP TS_24.008 is triggered by the same AT command,
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* and namely 'ATD112;' and 'ATD911;'. Therefore it makes sense to
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* add the voice support as soon as possible.
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*/
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ofono_voicecall_create(modem, 0, "atmodem", data->aux);
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sim = ofono_sim_create(modem, data->vendor_family, "atmodem",
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data->aux);
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if (sim)
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ofono_sim_inserted_notify(sim, TRUE);
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}
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static void ublox_post_sim(struct ofono_modem *modem)
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{
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struct ublox_data *data = ofono_modem_get_data(modem);
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struct ofono_gprs *gprs;
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struct ofono_gprs_context *gc;
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GAtChat *chat = data->modem ? data->modem : data->aux;
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struct ofono_message_waiting *mw;
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const char *driver;
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const char *iface;
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int variant;
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DBG("%p", modem);
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gprs = ofono_gprs_create(modem, data->vendor_family, "atmodem",
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data->aux);
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iface = ofono_modem_get_string(modem, "NetworkInterface");
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if (iface) {
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driver = "ubloxmodem";
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variant = ublox_model_to_id(data->model);
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} else {
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driver = "atmodem";
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variant = OFONO_VENDOR_UBLOX;
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}
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gc = ofono_gprs_context_create(modem, variant, driver, chat);
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if (gprs && gc)
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ofono_gprs_add_context(gprs, gc);
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ofono_lte_create(modem,
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ublox_model_to_id(data->model), "ubloxmodem", data->aux);
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ofono_sms_create(modem, 0, "atmodem", data->aux);
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ofono_ussd_create(modem, 0, "atmodem", data->aux);
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ofono_call_forwarding_create(modem, 0, "atmodem", data->aux);
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ofono_call_settings_create(modem, 0, "atmodem", data->aux);
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ofono_call_meter_create(modem, 0, "atmodem", data->aux);
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ofono_call_barring_create(modem, 0, "atmodem", data->aux);
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mw = ofono_message_waiting_create(modem);
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if (mw)
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ofono_message_waiting_register(mw);
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}
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static void ublox_post_online(struct ofono_modem *modem)
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{
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struct ublox_data *data = ofono_modem_get_data(modem);
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ofono_netreg_create(modem,
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ublox_model_to_id(data->model), "ubloxmodem", data->aux);
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ofono_netmon_create(modem, data->vendor_family, "ubloxmodem", data->aux);
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}
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static struct ofono_modem_driver ublox_driver = {
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.name = "ublox",
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.probe = ublox_probe,
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.remove = ublox_remove,
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.enable = ublox_enable,
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.disable = ublox_disable,
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.set_online = ublox_set_online,
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.pre_sim = ublox_pre_sim,
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.post_sim = ublox_post_sim,
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.post_online = ublox_post_online,
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};
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static int ublox_init(void)
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{
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return ofono_modem_driver_register(&ublox_driver);
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}
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static void ublox_exit(void)
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{
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ofono_modem_driver_unregister(&ublox_driver);
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}
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OFONO_PLUGIN_DEFINE(ublox, "u-blox modem driver", VERSION,
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OFONO_PLUGIN_PRIORITY_DEFAULT, ublox_init, ublox_exit)
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