lineage_kernel_xcoverpro/drivers/misc/modem_v1/modem_notifier.c

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2023-06-18 22:53:49 +00:00
/*
* Copyright (C) 2015 Samsung Electronics.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
#include <stdarg.h>
#include <linux/string.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/notifier.h>
#include <linux/modem_notifier.h>
#include "modem_prj.h"
#include "modem_utils.h"
static struct raw_notifier_head modem_event_notifier;
int register_modem_event_notifier(struct notifier_block *nb)
{
if (!nb)
return -ENOENT;
return raw_notifier_chain_register(&modem_event_notifier, nb);
}
void modem_notify_event(enum modem_event evt)
{
mif_err("event notify (%d) ++\n", evt);
raw_notifier_call_chain(&modem_event_notifier, evt, NULL);
mif_err("event notify (%d) --\n", evt);
}