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/*
* XMM6260 Modem Control functions
* Copyright (C) 2012 Alexander Tarasikov <alexander.tarasikov@gmail.com>
* Copyright (C) 2012 Paul Kocialkowski <contact@paulk.fr>
*
* based on the incomplete C++ implementation which is
* Copyright (C) 2012 Sergey Gridasov <grindars@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <getopt.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include "ipc.h"
#include "xmm6260_loader.h"
#include "xmm6260_modemctl.h"
#include "modem_prj.h"
/*
* modemctl generic functions
*/
int modemctl_link_set_active(struct ipc_client *client,
struct modemctl_io_data *io_data, bool enabled)
{
unsigned status = enabled;
int ret;
unsigned long ioctl_code;
ioctl_code = IOCTL_LINK_CONTROL_ACTIVE;
ret = ioctl(io_data->link_fd, ioctl_code, &status);
if (ret < 0) {
ipc_client_log(client, "failed to set link active to %d", enabled);
goto fail;
}
return 0;
fail:
return ret;
}
int modemctl_link_set_enabled(struct ipc_client *client,
struct modemctl_io_data *io_data, bool enabled)
{
unsigned status = enabled;
int ret;
unsigned long ioctl_code;
ioctl_code = IOCTL_LINK_CONTROL_ENABLE;
ret = ioctl(io_data->link_fd, ioctl_code, &status);
if (ret < 0) {
ipc_client_log(client, "failed to set link state to %d", enabled);
goto fail;
}
return 0;
fail:
return ret;
}
int modemctl_wait_link_ready(struct ipc_client *client,
struct modemctl_io_data *io_data)
{
int ret;
struct timeval tv_start = {};
struct timeval tv_end = {};
gettimeofday(&tv_start, 0);;
/* link wakeup timeout in milliseconds */
long diff = 0;
do {
ret = ioctl(io_data->link_fd, IOCTL_LINK_CONNECTED, 0);
if (ret < 0)
goto fail;
if (ret == 1)
return 0;
usleep(LINK_POLL_DELAY_US);
gettimeofday(&tv_end, 0);;
diff = (tv_end.tv_sec - tv_start.tv_sec) * 1000;
diff += (tv_end.tv_usec - tv_start.tv_usec) / 1000;
} while (diff < LINK_TIMEOUT_MS);
ret = -ETIMEDOUT;
fail:
return ret;
}
int modemctl_wait_modem_online(struct ipc_client *client,
struct modemctl_io_data *io_data)
{
int ret;
struct timeval tv_start = {};
struct timeval tv_end = {};
gettimeofday(&tv_start, 0);;
/* link wakeup timeout in milliseconds */
long diff = 0;
do {
ret = ioctl(io_data->boot_fd, IOCTL_MODEM_STATUS, 0);
if (ret < 0)
goto fail;
if (ret == STATE_ONLINE)
return 0;
usleep(LINK_POLL_DELAY_US);
gettimeofday(&tv_end, 0);;
diff = (tv_end.tv_sec - tv_start.tv_sec) * 1000;
diff += (tv_end.tv_usec - tv_start.tv_usec) / 1000;
} while (diff < LINK_TIMEOUT_MS);
ret = -ETIMEDOUT;
fail:
return ret;
}
int modemctl_modem_power(struct ipc_client *client,
struct modemctl_io_data *io_data, bool enabled)
{
if (enabled)
return ioctl(io_data->boot_fd, IOCTL_MODEM_ON, 0);
else
return ioctl(io_data->boot_fd, IOCTL_MODEM_OFF, 0);
return -1;
}
int modemctl_modem_boot_power(struct ipc_client *client,
struct modemctl_io_data *io_data, bool enabled)
{
if (enabled)
return ioctl(io_data->boot_fd, IOCTL_MODEM_BOOT_ON, 0);
else
return ioctl(io_data->boot_fd, IOCTL_MODEM_BOOT_OFF, 0);
return -1;
}
// vim:ts=4:sw=4:expandtab
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