mirror of git://git.sysmocom.de/ofono
1391 lines
33 KiB
C
1391 lines
33 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 <stdbool.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <linux/tty.h>
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#include <linux/gsmmux.h>
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#include <ell/ell.h>
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#include <gatchat.h>
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#include <gattty.h>
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#include <gatmux.h>
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#define OFONO_API_SUBJECT_TO_CHANGE
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#include <ofono.h>
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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/sms.h>
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#include <ofono/phonebook.h>
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#include <ofono/voicecall.h>
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#include <ofono/call-volume.h>
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#include <ofono/gprs.h>
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#include <ofono/gprs-context.h>
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#include <ofono/log.h>
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#include <ofono/dbus.h>
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#include <gdbus/gdbus.h>
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#include <drivers/atmodem/atutil.h>
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#include <drivers/atmodem/vendor.h>
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static const char *cfun_prefix[] = { "+CFUN:", NULL };
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static const char *cpin_prefix[] = { "+CPIN:", NULL };
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static const char *cbc_prefix[] = { "+CBC:", NULL };
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static const char *qinistat_prefix[] = { "+QINISTAT:", NULL };
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static const char *cgmm_prefix[] = { "UC15", "Quectel_M95", "Quectel_MC60",
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"EC21", "EC200", NULL };
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static const char *none_prefix[] = { NULL };
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static const uint8_t gsm0710_terminate[] = {
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0xf9, /* open flag */
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0x03, /* channel 0 */
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0xef, /* UIH frame */
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0x05, /* 2 data bytes */
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0xc3, /* terminate 1 */
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0x01, /* terminate 2 */
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0xf2, /* crc */
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0xf9, /* close flag */
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};
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enum quectel_model {
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QUECTEL_UNKNOWN,
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QUECTEL_UC15,
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QUECTEL_M95,
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QUECTEL_MC60,
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QUECTEL_EC21,
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QUECTEL_EC200,
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};
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struct quectel_data {
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GAtChat *modem;
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GAtChat *aux;
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enum ofono_vendor vendor;
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enum quectel_model model;
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struct at_util_sim_state_query *sim_state_query;
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unsigned int sim_watch;
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bool sim_locked;
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bool sim_ready;
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/* used by quectel uart driver */
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GIOChannel *device;
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GAtChat *uart;
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GAtMux *mux;
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int mux_ready_count;
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int initial_ldisc;
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struct l_gpio_writer *gpio;
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struct l_timeout *init_timeout;
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struct l_timeout *gpio_timeout;
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size_t init_count;
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guint init_cmd;
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};
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struct dbus_hw {
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DBusMessage *msg;
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struct ofono_modem *modem;
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int32_t charge_status;
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int32_t charge_level;
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int32_t voltage;
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};
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enum quectel_power_event {
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LOW_POWER_DOWN = -2,
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LOW_WARNING = -1,
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NORMAL_POWER_DOWN = 0,
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HIGH_WARNING = 1,
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HIGH_POWER_DOWN = 2,
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};
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static const char dbus_hw_interface[] = OFONO_SERVICE ".quectel.Hardware";
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static ofono_bool_t has_serial_connection(struct ofono_modem *modem)
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{
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if (ofono_modem_get_string(modem, "Device"))
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return TRUE;
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return FALSE;
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}
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static void quectel_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 quectel_probe_gpio(struct ofono_modem *modem)
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{
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struct quectel_data *data = ofono_modem_get_data(modem);
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struct l_gpio_chip *gpiochip;
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uint32_t offset;
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const char *chip_name, *offset_str;
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uint32_t value = 0;
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DBG("%p", modem);
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chip_name = ofono_modem_get_string(modem, "GpioChip");
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if (!chip_name)
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return 0;
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offset_str = ofono_modem_get_string(modem, "GpioOffset");
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if (!offset_str)
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return -EINVAL;
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offset = strtoul(offset_str, NULL, 0);
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if (!offset)
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return -EINVAL;
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gpiochip = l_gpio_chip_new(chip_name);
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if (!gpiochip)
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return -ENODEV;
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data->gpio = l_gpio_writer_new(gpiochip, "ofono", 1, &offset,
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&value);
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l_gpio_chip_free(gpiochip);
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if (!data->gpio)
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return -EIO;
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return 0;
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}
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static int quectel_probe(struct ofono_modem *modem)
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{
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struct quectel_data *data;
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DBG("%p", modem);
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data = l_new(struct quectel_data, 1);
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ofono_modem_set_data(modem, data);
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return quectel_probe_gpio(modem);
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}
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static void quectel_remove(struct ofono_modem *modem)
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{
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struct quectel_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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l_timeout_remove(data->init_timeout);
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l_timeout_remove(data->gpio_timeout);
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l_gpio_writer_free(data->gpio);
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at_util_sim_state_query_free(data->sim_state_query);
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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_at_chat_unref(data->uart);
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g_at_mux_unref(data->mux);
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if (data->device)
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g_io_channel_unref(data->device);
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l_free(data);
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}
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static void close_mux(struct ofono_modem *modem)
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{
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struct quectel_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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g_io_channel_unref(data->device);
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data->device = NULL;
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g_at_mux_unref(data->mux);
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data->mux = NULL;
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}
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static void close_ngsm(struct ofono_modem *modem)
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{
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struct quectel_data *data = ofono_modem_get_data(modem);
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int fd;
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DBG("%p", modem);
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if (!data->device)
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return;
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fd = g_io_channel_unix_get_fd(data->device);
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/* restore initial tty line discipline */
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if (ioctl(fd, TIOCSETD, &data->initial_ldisc) < 0)
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ofono_warn("Failed to restore line discipline");
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}
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static void gpio_power_off_cb(struct l_timeout *timeout, void *user_data)
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{
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struct ofono_modem *modem = user_data;
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struct quectel_data *data = ofono_modem_get_data(modem);
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const uint32_t gpio_value = 0;
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l_timeout_remove(timeout);
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data->gpio_timeout = NULL;
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l_gpio_writer_set(data->gpio, 1, &gpio_value);
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ofono_modem_set_powered(modem, FALSE);
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}
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static void close_serial(struct ofono_modem *modem)
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{
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struct quectel_data *data = ofono_modem_get_data(modem);
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uint32_t gpio_value = 1;
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DBG("%p", modem);
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at_util_sim_state_query_free(data->sim_state_query);
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data->sim_state_query = NULL;
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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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g_at_chat_unref(data->uart);
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data->uart = NULL;
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if (data->mux)
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close_mux(modem);
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else
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close_ngsm(modem);
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if (data->gpio) {
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if (ofono_modem_get_boolean(modem, "GpioLevel")) {
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gpio_value = 0;
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l_gpio_writer_set(data->gpio, 1, &gpio_value);
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} else {
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l_gpio_writer_set(data->gpio, 1, &gpio_value);
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l_timeout_remove(data->gpio_timeout);
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data->gpio_timeout = l_timeout_create_ms(750,
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gpio_power_off_cb,
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modem, NULL);
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return;
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}
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}
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ofono_modem_set_powered(modem, FALSE);
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}
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static void dbus_hw_reply_properties(struct dbus_hw *hw)
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{
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struct quectel_data *data = ofono_modem_get_data(hw->modem);
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DBusMessage *reply;
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DBusMessageIter dbus_iter;
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DBusMessageIter dbus_dict;
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DBG("%p", hw->modem);
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reply = dbus_message_new_method_return(hw->msg);
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dbus_message_iter_init_append(reply, &dbus_iter);
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dbus_message_iter_open_container(&dbus_iter, DBUS_TYPE_ARRAY,
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OFONO_PROPERTIES_ARRAY_SIGNATURE,
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&dbus_dict);
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/*
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* the charge status/level received from m95 and mc60 are invalid so
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* only return those for the UC15 modem.
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*/
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if (data->model == QUECTEL_UC15) {
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ofono_dbus_dict_append(&dbus_dict, "ChargeStatus",
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DBUS_TYPE_INT32, &hw->charge_status);
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ofono_dbus_dict_append(&dbus_dict, "ChargeLevel",
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DBUS_TYPE_INT32, &hw->charge_level);
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}
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ofono_dbus_dict_append(&dbus_dict, "Voltage", DBUS_TYPE_INT32,
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&hw->voltage);
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dbus_message_iter_close_container(&dbus_iter, &dbus_dict);
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__ofono_dbus_pending_reply(&hw->msg, reply);
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}
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static void cbc_cb(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct dbus_hw *hw = user_data;
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GAtResultIter iter;
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DBG("%p", hw->modem);
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if (!hw->msg)
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return;
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if (!ok)
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goto error;
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g_at_result_iter_init(&iter, result);
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if (!g_at_result_iter_next(&iter, "+CBC:"))
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goto error;
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/* the returned charge status is valid only for uc15 */
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if (!g_at_result_iter_next_number(&iter, &hw->charge_status))
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goto error;
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/* the returned charge level is valid only for uc15 */
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if (!g_at_result_iter_next_number(&iter, &hw->charge_level))
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goto error;
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/* now comes the millivolts */
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if (!g_at_result_iter_next_number(&iter, &hw->voltage))
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goto error;
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dbus_hw_reply_properties(hw);
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return;
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error:
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__ofono_dbus_pending_reply(&hw->msg, __ofono_error_failed(hw->msg));
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}
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static DBusMessage *dbus_hw_get_properties(DBusConnection *conn,
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DBusMessage *msg,
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void *user_data)
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{
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struct dbus_hw *hw = user_data;
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struct quectel_data *data = ofono_modem_get_data(hw->modem);
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DBG("%p", hw->modem);
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if (hw->msg != NULL)
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return __ofono_error_busy(msg);
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if (!g_at_chat_send(data->aux, "AT+CBC", cbc_prefix, cbc_cb, hw, NULL))
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return __ofono_error_failed(msg);
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hw->msg = dbus_message_ref(msg);
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return NULL;
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}
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static void voltage_handle(struct ofono_modem *modem,
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enum quectel_power_event event)
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{
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DBusConnection *conn = ofono_dbus_get_connection();
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DBusMessage *signal;
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DBusMessageIter iter;
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const char *path = ofono_modem_get_path(modem);
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const char *name;
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const char *reason;
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bool close;
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DBG("%p", modem);
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switch (event) {
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case LOW_POWER_DOWN:
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close = true;
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name = "PowerDown";
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reason = "voltagelow";
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break;
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case LOW_WARNING:
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close = false;
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name = "PowerWarning";
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reason = "voltagelow";
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break;
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case NORMAL_POWER_DOWN:
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close = true;
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name = "PowerDown";
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reason = "normal";
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break;
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case HIGH_WARNING:
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close = false;
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name = "PowerWarning";
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reason = "voltagehigh";
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break;
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case HIGH_POWER_DOWN:
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close = true;
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name = "PowerDown";
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reason = "voltagehigh";
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break;
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default:
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return;
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}
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signal = dbus_message_new_signal(path, dbus_hw_interface, name);
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if (signal) {
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dbus_message_iter_init_append(signal, &iter);
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dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING,
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&reason);
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g_dbus_send_message(conn, signal);
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}
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if (close)
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close_serial(modem);
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}
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static void qind_notify(GAtResult *result, void *user_data)
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{
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struct dbus_hw *hw = user_data;
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GAtResultIter iter;
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enum quectel_power_event event;
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const char *type;
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DBG("%p", hw->modem);
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g_at_result_iter_init(&iter, result);
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g_at_result_iter_next(&iter, "+QIND:");
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if (!g_at_result_iter_next_string(&iter, &type))
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return;
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if (g_strcmp0("vbatt", type)) {
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if (!g_at_result_iter_next_number(&iter, &event))
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return;
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voltage_handle(hw->modem, event);
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}
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}
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static void power_notify(GAtResult *result, void *user_data)
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{
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struct dbus_hw *hw = user_data;
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GAtResultIter iter;
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const char *event;
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DBG("%p", hw->modem);
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g_at_result_iter_init(&iter, result);
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g_at_result_iter_next(&iter, NULL);
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if (!g_at_result_iter_next_unquoted_string(&iter, &event))
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return;
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DBG("event: %s", event);
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if (g_strcmp0(event, "UNDER_VOLTAGE POWER DOWN") == 0)
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voltage_handle(hw->modem, LOW_POWER_DOWN);
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else if (g_strcmp0(event, "UNDER_VOLTAGE WARNING") == 0)
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voltage_handle(hw->modem, LOW_WARNING);
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else if (g_strcmp0(event, "NORMAL POWER DOWN") == 0)
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voltage_handle(hw->modem, NORMAL_POWER_DOWN);
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else if (g_strcmp0(event, "OVER_VOLTAGE WARNING") == 0)
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voltage_handle(hw->modem, HIGH_WARNING);
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else if (g_strcmp0(event, "OVER_VOLTAGE POWER DOWN") == 0)
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voltage_handle(hw->modem, HIGH_POWER_DOWN);
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}
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static const GDBusMethodTable dbus_hw_methods[] = {
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{ GDBUS_ASYNC_METHOD("GetProperties",
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NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
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dbus_hw_get_properties) },
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{}
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};
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static const GDBusSignalTable dbus_hw_signals[] = {
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{ GDBUS_SIGNAL("PowerDown",
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GDBUS_ARGS({ "reason", "s" })) },
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{ GDBUS_SIGNAL("PowerWarning",
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GDBUS_ARGS({ "reason", "s" })) },
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{ }
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};
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|
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static void dbus_hw_cleanup(void *data)
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{
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struct dbus_hw *hw = data;
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DBG("%p", hw->modem);
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if (hw->msg)
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__ofono_dbus_pending_reply(&hw->msg,
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__ofono_error_canceled(hw->msg));
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|
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l_free(hw);
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}
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static void dbus_hw_enable(struct ofono_modem *modem)
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{
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DBusConnection *conn = ofono_dbus_get_connection();
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struct quectel_data *data = ofono_modem_get_data(modem);
|
|
const char *path = ofono_modem_get_path(modem);
|
|
struct dbus_hw *hw;
|
|
|
|
DBG("%p", modem);
|
|
|
|
hw = l_new(struct dbus_hw, 1);
|
|
hw->modem = modem;
|
|
|
|
if (!g_dbus_register_interface(conn, path, dbus_hw_interface,
|
|
dbus_hw_methods, dbus_hw_signals, NULL,
|
|
hw, dbus_hw_cleanup)) {
|
|
ofono_error("Could not register %s interface under %s",
|
|
dbus_hw_interface, path);
|
|
l_free(hw);
|
|
return;
|
|
}
|
|
|
|
g_at_chat_register(data->aux, "NORMAL POWER DOWN", power_notify, FALSE,
|
|
hw, NULL);
|
|
|
|
switch (data->model) {
|
|
case QUECTEL_UC15:
|
|
case QUECTEL_EC21:
|
|
case QUECTEL_EC200:
|
|
g_at_chat_register(data->aux, "+QIND", qind_notify, FALSE, hw,
|
|
NULL);
|
|
break;
|
|
case QUECTEL_M95:
|
|
case QUECTEL_MC60:
|
|
g_at_chat_register(data->aux, "OVER_VOLTAGE POWER DOWN",
|
|
power_notify, FALSE, hw, NULL);
|
|
g_at_chat_register(data->aux, "UNDER_VOLTAGE POWER DOWN",
|
|
power_notify, FALSE, hw, NULL);
|
|
g_at_chat_register(data->aux, "OVER_VOLTAGE WARNING",
|
|
power_notify, FALSE, hw, NULL);
|
|
g_at_chat_register(data->aux, "UNDER_VOLTAGE WARNING",
|
|
power_notify, FALSE, hw, NULL);
|
|
break;
|
|
case QUECTEL_UNKNOWN:
|
|
break;
|
|
}
|
|
|
|
ofono_modem_add_interface(modem, dbus_hw_interface);
|
|
}
|
|
|
|
static void qinistat_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct ofono_sim *sim = ofono_modem_get_sim(modem);
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
GAtResultIter iter;
|
|
int ready = 0;
|
|
int status;
|
|
|
|
DBG("%p", modem);
|
|
|
|
g_at_result_iter_init(&iter, result);
|
|
|
|
if (!g_at_result_iter_next(&iter, "+QINISTAT:"))
|
|
return;
|
|
|
|
if (!g_at_result_iter_next_number(&iter, &status))
|
|
return;
|
|
|
|
DBG("qinistat: %d", status);
|
|
|
|
switch (data->model) {
|
|
case QUECTEL_UC15:
|
|
case QUECTEL_EC21:
|
|
/* UC15 uses a bitmap of 1 + 2 + 4 = 7 */
|
|
ready = 7;
|
|
break;
|
|
case QUECTEL_EC200:
|
|
/*
|
|
* EC200T doesn't indicate that the Phonebook initialization
|
|
* is completed (==4) when AT+CFUN=4, that's why 1 + 2 = 3
|
|
*/
|
|
ready = 3;
|
|
break;
|
|
case QUECTEL_M95:
|
|
case QUECTEL_MC60:
|
|
/* M95 and MC60 uses a counter to 3 */
|
|
ready = 3;
|
|
break;
|
|
case QUECTEL_UNKNOWN:
|
|
ready = 0;
|
|
break;
|
|
}
|
|
|
|
if (status != ready) {
|
|
l_timeout_modify_ms(data->init_timeout, 500);
|
|
return;
|
|
}
|
|
|
|
l_timeout_remove(data->init_timeout);
|
|
data->init_timeout = NULL;
|
|
|
|
if (data->sim_locked) {
|
|
ofono_sim_initialized_notify(sim);
|
|
return;
|
|
}
|
|
|
|
data->sim_ready = true;
|
|
ofono_modem_set_powered(modem, TRUE);
|
|
}
|
|
|
|
static void init_timer_cb(struct l_timeout *timeout, void *user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
g_at_chat_send(data->aux, "AT+QINISTAT", qinistat_prefix, qinistat_cb,
|
|
modem, NULL);
|
|
}
|
|
|
|
static void sim_watch_cb(GAtResult *result, void *user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
GAtResultIter iter;
|
|
const char *cpin;
|
|
|
|
DBG("%p", modem);
|
|
|
|
g_at_result_iter_init(&iter, result);
|
|
|
|
if (!g_at_result_iter_next(&iter, "+CPIN:"))
|
|
return;
|
|
|
|
g_at_result_iter_next_unquoted_string(&iter, &cpin);
|
|
|
|
if (g_strcmp0(cpin, "READY") != 0)
|
|
return;
|
|
|
|
g_at_chat_unregister(data->aux, data->sim_watch);
|
|
data->sim_watch = 0;
|
|
|
|
data->init_timeout = l_timeout_create_ms(500, init_timer_cb, modem, NULL);
|
|
}
|
|
|
|
static void cpin_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
const char *path = ofono_modem_get_path(modem);
|
|
GAtResultIter iter;
|
|
const char *cpin;
|
|
|
|
DBG("%p", modem);
|
|
|
|
if (!ok) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
g_at_result_iter_init(&iter, result);
|
|
|
|
if (!g_at_result_iter_next(&iter, "+CPIN:")) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
g_at_result_iter_next_unquoted_string(&iter, &cpin);
|
|
|
|
if (g_strcmp0(cpin, "READY") == 0) {
|
|
data->init_timeout = l_timeout_create_ms(500, init_timer_cb,
|
|
modem, NULL);
|
|
return;
|
|
}
|
|
|
|
if (g_strcmp0(cpin, "SIM PIN") != 0) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
ofono_info("%s: sim locked", path);
|
|
data->sim_locked = true;
|
|
data->sim_watch = g_at_chat_register(data->aux, "+CPIN:",
|
|
sim_watch_cb, FALSE,
|
|
modem, NULL);
|
|
ofono_modem_set_powered(modem, TRUE);
|
|
}
|
|
|
|
static void sim_state_cb(gboolean present, gpointer user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
const char *path = ofono_modem_get_path(modem);
|
|
|
|
DBG("%p present %d", modem, present);
|
|
|
|
at_util_sim_state_query_free(data->sim_state_query);
|
|
data->sim_state_query = NULL;
|
|
data->sim_locked = false;
|
|
data->sim_ready = false;
|
|
|
|
if (!present) {
|
|
ofono_modem_set_powered(modem, TRUE);
|
|
ofono_warn("%s: sim not present", path);
|
|
return;
|
|
}
|
|
|
|
g_at_chat_send(data->aux, "AT+CPIN?", cpin_prefix, cpin_cb, modem,
|
|
NULL);
|
|
}
|
|
|
|
static void cfun_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p ok %d", modem, ok);
|
|
|
|
if (!ok) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
dbus_hw_enable(modem);
|
|
data->sim_state_query = at_util_sim_state_query_new(data->aux,
|
|
2, 20, sim_state_cb, modem,
|
|
NULL);
|
|
}
|
|
|
|
static void cfun_enable(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p ok %d", modem, ok);
|
|
|
|
if (!ok) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
g_at_chat_send(data->aux, "AT+CFUN=4", none_prefix, cfun_cb, modem,
|
|
NULL);
|
|
}
|
|
|
|
static void cfun_query(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
GAtResultIter iter;
|
|
int cfun;
|
|
|
|
DBG("%p ok %d", modem, ok);
|
|
|
|
if (!ok) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
g_at_result_iter_init(&iter, result);
|
|
|
|
if (g_at_result_iter_next(&iter, "+CFUN:") == FALSE) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
g_at_result_iter_next_number(&iter, &cfun);
|
|
|
|
/*
|
|
* The modem firmware powers up in CFUN=1 but will respond to AT+CFUN=4
|
|
* with ERROR until some amount of time (which varies with temperature)
|
|
* passes. Empirical evidence suggests that the firmware will report an
|
|
* unsolicited +CPIN: notification when it is ready to be useful.
|
|
*
|
|
* Work around this feature by only transitioning to CFUN=4 if the
|
|
* modem is not in CFUN=1 or until after we've received an unsolicited
|
|
* +CPIN: notification.
|
|
*/
|
|
if (cfun != 1)
|
|
g_at_chat_send(data->aux, "AT+CFUN=4", none_prefix, cfun_enable,
|
|
modem, NULL);
|
|
else
|
|
cfun_enable(TRUE, NULL, modem);
|
|
}
|
|
|
|
static void setup_aux(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
g_at_chat_set_slave(data->modem, data->aux);
|
|
|
|
if (data->model == QUECTEL_EC21) {
|
|
g_at_chat_send(data->aux, "ATE0; &C0; +CMEE=1", none_prefix,
|
|
NULL, NULL, NULL);
|
|
g_at_chat_send(data->aux, "AT+QURCCFG=\"urcport\",\"uart1\"", none_prefix,
|
|
NULL, NULL, NULL);
|
|
} else if (data->model == QUECTEL_EC200) {
|
|
g_at_chat_send(data->aux, "ATE0; &C0; +CMEE=1", none_prefix,
|
|
NULL, NULL, NULL);
|
|
} else
|
|
g_at_chat_send(data->aux, "ATE0; &C0; +CMEE=1; +QIURC=0",
|
|
none_prefix, NULL, NULL, NULL);
|
|
|
|
g_at_chat_send(data->aux, "AT+CFUN?", cfun_prefix, cfun_query, modem,
|
|
NULL);
|
|
}
|
|
|
|
static void cgmm_cb(int ok, GAtResult *result, void *user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
const char *model;
|
|
|
|
DBG("%p ok %d", modem, ok);
|
|
|
|
if (!at_util_parse_attr(result, "", &model)) {
|
|
ofono_error("Failed to query modem model");
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
if (strcmp(model, "UC15") == 0) {
|
|
DBG("%p model UC15", modem);
|
|
data->vendor = OFONO_VENDOR_QUECTEL;
|
|
data->model = QUECTEL_UC15;
|
|
} else if (strcmp(model, "Quectel_M95") == 0) {
|
|
DBG("%p model M95", modem);
|
|
data->vendor = OFONO_VENDOR_QUECTEL_SERIAL;
|
|
data->model = QUECTEL_M95;
|
|
} else if (strcmp(model, "Quectel_MC60") == 0) {
|
|
DBG("%p model MC60", modem);
|
|
data->vendor = OFONO_VENDOR_QUECTEL_SERIAL;
|
|
data->model = QUECTEL_MC60;
|
|
} else if (strcmp(model, "EC21") == 0) {
|
|
DBG("%p model EC21", modem);
|
|
data->vendor = OFONO_VENDOR_QUECTEL_EC2X;
|
|
data->model = QUECTEL_EC21;
|
|
} else if (strstr(model, "EC200")) {
|
|
DBG("%p model %s", modem, model);
|
|
data->vendor = OFONO_VENDOR_QUECTEL_EC2X;
|
|
data->model = QUECTEL_EC200;
|
|
} else {
|
|
ofono_warn("%p unknown model: '%s'", modem, model);
|
|
data->vendor = OFONO_VENDOR_QUECTEL;
|
|
data->model = QUECTEL_UNKNOWN;
|
|
}
|
|
|
|
setup_aux(modem);
|
|
}
|
|
|
|
static void identify_model(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
g_at_chat_send(data->aux, "AT+CGMM", cgmm_prefix, cgmm_cb, modem,
|
|
NULL);
|
|
}
|
|
|
|
static int open_ttys(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
data->modem = at_util_open_device(modem, "Modem", quectel_debug,
|
|
"Modem: ", NULL);
|
|
if (data->modem == NULL)
|
|
return -EINVAL;
|
|
|
|
data->aux = at_util_open_device(modem, "Aux", quectel_debug, "Aux: ",
|
|
NULL);
|
|
if (data->aux == NULL) {
|
|
g_at_chat_unref(data->modem);
|
|
data->modem = NULL;
|
|
return -EIO;
|
|
}
|
|
|
|
identify_model(modem);
|
|
|
|
return -EINPROGRESS;
|
|
}
|
|
|
|
static GAtChat *create_chat(struct ofono_modem *modem, char *debug)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
GIOChannel *channel;
|
|
GAtSyntax *syntax;
|
|
GAtChat *chat;
|
|
|
|
DBG("%p", modem);
|
|
|
|
channel = g_at_mux_create_channel(data->mux);
|
|
if (channel == NULL)
|
|
return NULL;
|
|
|
|
syntax = g_at_syntax_new_gsmv1();
|
|
chat = g_at_chat_new(channel, syntax);
|
|
g_at_syntax_unref(syntax);
|
|
g_io_channel_unref(channel);
|
|
|
|
if (chat == NULL)
|
|
return NULL;
|
|
|
|
if (getenv("OFONO_AT_DEBUG"))
|
|
g_at_chat_set_debug(chat, quectel_debug, debug);
|
|
|
|
return chat;
|
|
}
|
|
|
|
static void cmux_gatmux(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
data->mux = g_at_mux_new_gsm0710_basic(data->device, 127);
|
|
if (data->mux == NULL) {
|
|
ofono_error("failed to create gsm0710 mux");
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
if (getenv("OFONO_MUX_DEBUG"))
|
|
g_at_mux_set_debug(data->mux, quectel_debug, "Mux: ");
|
|
|
|
g_at_mux_start(data->mux);
|
|
|
|
data->modem = create_chat(modem, "Modem: ");
|
|
if (!data->modem) {
|
|
ofono_error("failed to create modem channel");
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
data->aux = create_chat(modem, "Aux: ");
|
|
if (!data->aux) {
|
|
ofono_error("failed to create aux channel");
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
identify_model(modem);
|
|
}
|
|
|
|
static void mux_ready_cb(struct l_timeout *timeout, void *user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
struct stat st;
|
|
int ret;
|
|
|
|
DBG("%p", modem);
|
|
|
|
/* check if the last (and thus all) virtual gsm tty's are created */
|
|
ret = stat(ofono_modem_get_string(modem, "Modem"), &st);
|
|
if (ret < 0) {
|
|
if (data->mux_ready_count++ < 5) {
|
|
/* not ready yet; try again in 100 ms*/
|
|
l_timeout_modify_ms(timeout, 100);
|
|
return;
|
|
}
|
|
|
|
/* not ready after 500 ms; bail out */
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
/* virtual gsm tty's are ready */
|
|
l_timeout_remove(timeout);
|
|
|
|
if (open_ttys(modem) != -EINPROGRESS)
|
|
close_serial(modem);
|
|
|
|
g_at_chat_set_slave(data->uart, data->modem);
|
|
}
|
|
|
|
static void cmux_ngsm(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
struct gsm_config gsm_config;
|
|
int ldisc = N_GSM0710;
|
|
int fd;
|
|
|
|
DBG("%p", modem);
|
|
|
|
fd = g_io_channel_unix_get_fd(data->device);
|
|
|
|
/* get initial line discipline to restore after use */
|
|
if (ioctl(fd, TIOCGETD, &data->initial_ldisc) < 0) {
|
|
ofono_error("Failed to get current line discipline: %s",
|
|
strerror(errno));
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
/* enable gsm 0710 multiplexing line discipline */
|
|
if (ioctl(fd, TIOCSETD, &ldisc) < 0) {
|
|
ofono_error("Failed to set multiplexer line discipline: %s",
|
|
strerror(errno));
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
/* get n_gsm configuration */
|
|
if (ioctl(fd, GSMIOC_GETCONF, &gsm_config) < 0) {
|
|
ofono_error("Failed to get gsm config: %s", strerror(errno));
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
gsm_config.initiator = 1; /* cpu side is initiating multiplexing */
|
|
gsm_config.encapsulation = 0; /* basic transparency encoding */
|
|
gsm_config.mru = 127; /* 127 bytes rx mtu */
|
|
gsm_config.mtu = 127; /* 127 bytes tx mtu */
|
|
gsm_config.t1 = 10; /* 100 ms ack timer */
|
|
gsm_config.n2 = 3; /* 3 retries */
|
|
gsm_config.t2 = 30; /* 300 ms response timer */
|
|
gsm_config.t3 = 10; /* 100 ms wake up response timer */
|
|
gsm_config.i = 1; /* subset */
|
|
|
|
/* set the new configuration */
|
|
if (ioctl(fd, GSMIOC_SETCONF, &gsm_config) < 0) {
|
|
ofono_error("Failed to set gsm config: %s", strerror(errno));
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* the kernel does not yet support mapping the underlying serial device
|
|
* to its virtual gsm ttys, so hard-code gsmtty1 gsmtty2 for now
|
|
*/
|
|
ofono_modem_set_string(modem, "Modem", "/dev/gsmtty1");
|
|
ofono_modem_set_string(modem, "Aux", "/dev/gsmtty2");
|
|
|
|
/* wait for gsmtty devices to appear */
|
|
if (!l_timeout_create_ms(100, mux_ready_cb, modem, NULL)) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void cmux_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
const char *mux = ofono_modem_get_string(modem, "Mux");
|
|
|
|
DBG("%p", modem);
|
|
|
|
g_at_chat_unref(data->uart);
|
|
data->uart = NULL;
|
|
|
|
if (!ok) {
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
if (!mux)
|
|
mux = "internal";
|
|
|
|
if (strcmp(mux, "n_gsm") == 0) {
|
|
cmux_ngsm(modem);
|
|
return;
|
|
}
|
|
|
|
if (strcmp(mux, "internal") == 0) {
|
|
cmux_gatmux(modem);
|
|
return;
|
|
}
|
|
|
|
ofono_error("unsupported mux setting: '%s'", mux);
|
|
close_serial(modem);
|
|
}
|
|
|
|
static void ate_cb(int ok, GAtResult *result, void *user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
g_at_chat_send(data->uart, "AT+CMUX=0,0,5,127,10,3,30,10,2", NULL,
|
|
cmux_cb, modem, NULL);
|
|
}
|
|
|
|
static void init_cmd_cb(gboolean ok, GAtResult *result, void *user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
const char *rts_cts;
|
|
|
|
DBG("%p", modem);
|
|
|
|
if (!ok)
|
|
return;
|
|
|
|
rts_cts = ofono_modem_get_string(modem, "RtsCts");
|
|
|
|
if (strcmp(rts_cts, "on") == 0)
|
|
g_at_chat_send(data->uart, "AT+IFC=2,2; E0", none_prefix,
|
|
ate_cb, modem, NULL);
|
|
else
|
|
g_at_chat_send(data->uart, "ATE0", none_prefix, ate_cb, modem,
|
|
NULL);
|
|
|
|
l_timeout_remove(data->init_timeout);
|
|
data->init_timeout = NULL;
|
|
}
|
|
|
|
static void init_timeout_cb(struct l_timeout *timeout, void *user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
if (data->init_count++ >= 30) {
|
|
ofono_error("failed to init modem after 30 attempts");
|
|
close_serial(modem);
|
|
return;
|
|
}
|
|
|
|
g_at_chat_retry(data->uart, data->init_cmd);
|
|
l_timeout_modify_ms(timeout, 500);
|
|
}
|
|
|
|
static void gpio_power_on_cb(struct l_timeout *timeout, void *user_data)
|
|
{
|
|
struct quectel_data *data = user_data;
|
|
const uint32_t gpio_value = 0;
|
|
|
|
l_timeout_remove(timeout);
|
|
data->gpio_timeout = NULL;
|
|
l_gpio_writer_set(data->gpio, 1, &gpio_value);
|
|
}
|
|
|
|
static int open_serial(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
const uint32_t gpio_value = 1;
|
|
const char *rts_cts;
|
|
ssize_t written;
|
|
int fd;
|
|
|
|
DBG("%p", modem);
|
|
|
|
rts_cts = ofono_modem_get_string(modem, "RtsCts");
|
|
|
|
data->uart = at_util_open_device(modem, "Device", quectel_debug,
|
|
"UART: ",
|
|
"Baud", "115200",
|
|
"Parity", "none",
|
|
"StopBits", "1",
|
|
"DataBits", "8",
|
|
"XonXoff", "off",
|
|
"Local", "on",
|
|
"Read", "on",
|
|
"RtsCts", rts_cts,
|
|
NULL);
|
|
if (data->uart == NULL)
|
|
return -EINVAL;
|
|
|
|
data->device = g_at_chat_get_channel(data->uart);
|
|
g_io_channel_ref(data->device);
|
|
|
|
/*
|
|
* terminate gsm 0710 multiplexing on the modem side to make sure it
|
|
* responds to plain AT commands
|
|
* */
|
|
fd = g_io_channel_unix_get_fd(data->device);
|
|
written = write(fd, gsm0710_terminate, sizeof(gsm0710_terminate));
|
|
if (written != sizeof(gsm0710_terminate))
|
|
ofono_warn("Failed to terminate gsm multiplexing");
|
|
|
|
if (data->gpio && !l_gpio_writer_set(data->gpio, 1, &gpio_value)) {
|
|
close_serial(modem);
|
|
return -EIO;
|
|
}
|
|
|
|
if (data->gpio && !ofono_modem_get_boolean(modem, "GpioLevel"))
|
|
data->gpio_timeout = l_timeout_create_ms(2100, gpio_power_on_cb,
|
|
data, NULL);
|
|
|
|
/*
|
|
* there are three different power-up scenarios:
|
|
*
|
|
* 1) the gpio has just been toggled on, so the modem is not ready
|
|
* until it prints RDY
|
|
*
|
|
* 2) the modem has been on for a while and ready to respond to
|
|
* commands, so there will be no RDY notification
|
|
*
|
|
* 3) either of the previous to scenarious is the case, but the modem
|
|
* UART is not configured to a fixed bitrate. In this case it needs
|
|
* a few 'AT' bytes to detect the host UART bitrate, but the RDY is
|
|
* lost.
|
|
*
|
|
* Handle all three cases by issuing a plain AT command. The modem
|
|
* answers with OK when it is ready. Create a timer to re-issue
|
|
* the AT command at regular intervals until the modem answers.
|
|
*/
|
|
data->init_count = 0;
|
|
data->init_cmd = g_at_chat_send(data->uart, "AT", none_prefix,
|
|
init_cmd_cb, modem, NULL);
|
|
data->init_timeout = l_timeout_create_ms(500, init_timeout_cb, modem,
|
|
NULL);
|
|
|
|
return -EINPROGRESS;
|
|
}
|
|
|
|
static int quectel_enable(struct ofono_modem *modem)
|
|
{
|
|
DBG("%p", modem);
|
|
|
|
if (has_serial_connection(modem))
|
|
return open_serial(modem);
|
|
else
|
|
return open_ttys(modem);
|
|
}
|
|
|
|
static void cfun_disable(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct ofono_modem *modem = user_data;
|
|
|
|
DBG("%p", modem);
|
|
|
|
close_serial(modem);
|
|
}
|
|
|
|
static int quectel_disable(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
DBusConnection *conn = ofono_dbus_get_connection();
|
|
const char *path = ofono_modem_get_path(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
g_at_chat_cancel_all(data->modem);
|
|
g_at_chat_unregister_all(data->modem);
|
|
|
|
g_at_chat_cancel_all(data->aux);
|
|
g_at_chat_unregister_all(data->aux);
|
|
|
|
if (g_dbus_unregister_interface(conn, path, dbus_hw_interface))
|
|
ofono_modem_remove_interface(modem, dbus_hw_interface);
|
|
|
|
g_at_chat_send(data->aux, "AT+CFUN=0", cfun_prefix, cfun_disable, modem,
|
|
NULL);
|
|
|
|
return -EINPROGRESS;
|
|
}
|
|
|
|
static void set_online_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct cb_data *cbd = user_data;
|
|
ofono_modem_online_cb_t cb = cbd->cb;
|
|
struct ofono_error error;
|
|
|
|
DBG("%p", user_data);
|
|
|
|
decode_at_error(&error, g_at_result_final_response(result));
|
|
cb(&error, cbd->data);
|
|
}
|
|
|
|
static void quectel_set_online(struct ofono_modem *modem, ofono_bool_t online,
|
|
ofono_modem_online_cb_t cb, void *user_data)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
struct cb_data *cbd = cb_data_new(cb, user_data);
|
|
char const *command = online ? "AT+CFUN=1" : "AT+CFUN=4";
|
|
|
|
DBG("modem %p %s", modem, online ? "online" : "offline");
|
|
|
|
if (g_at_chat_send(data->aux, command, cfun_prefix, set_online_cb, cbd,
|
|
g_free) > 0)
|
|
return;
|
|
|
|
CALLBACK_WITH_FAILURE(cb, cbd->data);
|
|
|
|
g_free(cbd);
|
|
}
|
|
|
|
static void quectel_pre_sim(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
struct ofono_sim *sim;
|
|
|
|
DBG("%p", modem);
|
|
|
|
ofono_voicecall_create(modem, data->vendor, "atmodem", data->aux);
|
|
sim = ofono_sim_create(modem, data->vendor, "atmodem", data->aux);
|
|
|
|
if (data->sim_locked || data->sim_ready)
|
|
ofono_sim_inserted_notify(sim, true);
|
|
|
|
if (data->sim_ready)
|
|
ofono_sim_initialized_notify(sim);
|
|
}
|
|
|
|
static void quectel_post_sim(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
struct ofono_gprs *gprs;
|
|
struct ofono_gprs_context *gc;
|
|
|
|
DBG("%p", modem);
|
|
|
|
gprs = ofono_gprs_create(modem, data->vendor, "atmodem", data->aux);
|
|
gc = ofono_gprs_context_create(modem, data->vendor, "atmodem",
|
|
data->modem);
|
|
|
|
if (gprs && gc)
|
|
ofono_gprs_add_context(gprs, gc);
|
|
|
|
ofono_sms_create(modem, data->vendor, "atmodem", data->aux);
|
|
ofono_phonebook_create(modem, data->vendor, "atmodem", data->aux);
|
|
ofono_call_volume_create(modem, data->vendor, "atmodem", data->aux);
|
|
|
|
if (data->model == QUECTEL_EC21 || data->model == QUECTEL_EC200) {
|
|
ofono_ussd_create(modem, data->vendor, "atmodem", data->aux);
|
|
ofono_lte_create(modem, data->vendor, "atmodem", data->aux);
|
|
}
|
|
}
|
|
|
|
static void quectel_post_online(struct ofono_modem *modem)
|
|
{
|
|
struct quectel_data *data = ofono_modem_get_data(modem);
|
|
|
|
DBG("%p", modem);
|
|
|
|
ofono_netreg_create(modem, data->vendor, "atmodem", data->aux);
|
|
}
|
|
|
|
static struct ofono_modem_driver quectel_driver = {
|
|
.name = "quectel",
|
|
.probe = quectel_probe,
|
|
.remove = quectel_remove,
|
|
.enable = quectel_enable,
|
|
.disable = quectel_disable,
|
|
.set_online = quectel_set_online,
|
|
.pre_sim = quectel_pre_sim,
|
|
.post_sim = quectel_post_sim,
|
|
.post_online = quectel_post_online,
|
|
};
|
|
|
|
static int quectel_init(void)
|
|
{
|
|
return ofono_modem_driver_register(&quectel_driver);
|
|
}
|
|
|
|
static void quectel_exit(void)
|
|
{
|
|
ofono_modem_driver_unregister(&quectel_driver);
|
|
}
|
|
|
|
OFONO_PLUGIN_DEFINE(quectel, "Quectel driver", VERSION,
|
|
OFONO_PLUGIN_PRIORITY_DEFAULT, quectel_init, quectel_exit)
|