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/*
* oFono - Open Source Telephony
* Copyright (C) 2008-2011 Intel Corporation
*
* SPDX-License-Identifier: GPL-2.0-only
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <glib.h>
#include <gatchat.h>
#include <gattty.h>
#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/plugin.h>
#include <ofono/modem.h>
#include <ofono/devinfo.h>
#include <ofono/sim.h>
#include <ofono/netreg.h>
#include <ofono/log.h>
#include <drivers/atmodem/atutil.h>
#include <drivers/atmodem/vendor.h>
static const char *none_prefix[] = { NULL };
struct samsung_data {
GAtChat *chat;
gboolean have_sim;
struct at_util_sim_state_query *sim_state_query;
};
static void samsung_debug(const char *str, void *data)
{
const char *prefix = data;
ofono_info("%s%s", prefix, str);
}
static int samsung_probe(struct ofono_modem *modem)
{
struct samsung_data *data;
DBG("%p", modem);
data = g_try_new0(struct samsung_data, 1);
if (data == NULL)
return -ENOMEM;
ofono_modem_set_data(modem, data);
return 0;
}
static void samsung_remove(struct ofono_modem *modem)
{
struct samsung_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
ofono_modem_set_data(modem, NULL);
/* Cleanup potential SIM state polling */
at_util_sim_state_query_free(data->sim_state_query);
/* Cleanup after hot-unplug */
g_at_chat_unref(data->chat);
g_free(data);
}
static void mode_select(gboolean ok, GAtResult *result, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct samsung_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
if (!ok) {
g_at_chat_unref(data->chat);
data->chat = NULL;
ofono_modem_set_powered(modem, FALSE);
return;
}
g_at_chat_send(data->chat, "AT+VERSNAME=1,0", NULL, NULL, NULL, NULL);
g_at_chat_send(data->chat, "AT+VERSNAME=1,1", NULL, NULL, NULL, NULL);
ofono_modem_set_powered(modem, TRUE);
}
static void sim_state_cb(gboolean present, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct samsung_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
at_util_sim_state_query_free(data->sim_state_query);
data->sim_state_query = NULL;
data->have_sim = present;
g_at_chat_send(data->chat, "AT+MODESELECT=3", none_prefix,
mode_select, modem, NULL);
}
static void cfun_enable(gboolean ok, GAtResult *result, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct samsung_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
if (!ok) {
g_at_chat_unref(data->chat);
data->chat = NULL;
ofono_modem_set_powered(modem, FALSE);
return;
}
data->sim_state_query = at_util_sim_state_query_new(data->chat,
1, 5, sim_state_cb, modem,
NULL);
}
static int samsung_enable(struct ofono_modem *modem)
{
struct samsung_data *data = ofono_modem_get_data(modem);
data->chat = at_util_open_device(modem, "ControlPort",
samsung_debug, "Device: ",
"Baud", "115200",
"Parity", "none",
"StopBits", "1",
"DataBits", "8",
"XonXoff", "off",
"RtsCts", "on",
"Local", "on",
"Read", "on",
NULL);
if (data->chat == NULL)
return -ENOMEM;
g_at_chat_send(data->chat, "ATE0", NULL, NULL, NULL, NULL);
g_at_chat_send(data->chat, "AT+CMEE=1", NULL, NULL, NULL, NULL);
g_at_chat_send(data->chat, "AT+CFUN=?", none_prefix, NULL, NULL, NULL);
g_at_chat_send(data->chat, "AT+CFUN?", none_prefix, NULL, NULL, NULL);
g_at_chat_send(data->chat, "AT+CFUN=5", none_prefix,
cfun_enable, modem, NULL);
return -EINPROGRESS;
}
static void cfun_disable(gboolean ok, GAtResult *result, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct samsung_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
g_at_chat_unref(data->chat);
data->chat = NULL;
if (ok)
ofono_modem_set_powered(modem, FALSE);
}
static int samsung_disable(struct ofono_modem *modem)
{
struct samsung_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
g_at_chat_cancel_all(data->chat);
g_at_chat_unregister_all(data->chat);
g_at_chat_send(data->chat, "AT+MODESELECT=2", none_prefix,
cfun_disable, modem, NULL);
return -EINPROGRESS;
}
static void samsung_pre_sim(struct ofono_modem *modem)
{
struct samsung_data *data = ofono_modem_get_data(modem);
struct ofono_sim *sim;
DBG("%p", modem);
ofono_devinfo_create(modem, 0, "atmodem", data->chat);
sim = ofono_sim_create(modem, 0, "atmodem", data->chat);
if (sim && data->have_sim == TRUE)
ofono_sim_inserted_notify(sim, TRUE);
}
static void samsung_post_sim(struct ofono_modem *modem)
{
DBG("%p", modem);
}
static void samsung_post_online(struct ofono_modem *modem)
{
struct samsung_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
ofono_netreg_create(modem, OFONO_VENDOR_SAMSUNG, "atmodem", data->chat);
}
static struct ofono_modem_driver samsung_driver = {
.probe = samsung_probe,
.remove = samsung_remove,
.enable = samsung_enable,
.disable = samsung_disable,
.pre_sim = samsung_pre_sim,
.post_sim = samsung_post_sim,
.post_online = samsung_post_online,
};
OFONO_MODEM_DRIVER_BUILTIN(samsung, &samsung_driver)
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