// SPDX-License-Identifier: GPL-2.0
|
/*
|
* Copyright (c) 2020 Rockchip Electronics Co. Ltd.
|
*
|
* Author: Zorro Liu <zorro.liu@rock-chips.com>
|
*/
|
|
#include <linux/device.h>
|
#include <linux/err.h>
|
#include <linux/init.h>
|
#include <linux/kernel.h>
|
#include <linux/module.h>
|
#include <linux/uaccess.h>
|
#include "ebc_dev.h"
|
|
static BLOCKING_NOTIFIER_HEAD(ebc_notifier_list);
|
|
int ebc_register_notifier(struct notifier_block *nb)
|
{
|
int ret = 0;
|
ret = blocking_notifier_chain_register(&ebc_notifier_list, nb);
|
|
return ret;
|
}
|
EXPORT_SYMBOL(ebc_register_notifier);
|
|
int ebc_unregister_notifier(struct notifier_block *nb)
|
{
|
return blocking_notifier_chain_unregister(&ebc_notifier_list, nb);
|
}
|
EXPORT_SYMBOL(ebc_unregister_notifier);
|
|
int ebc_notify(unsigned long event)
|
{
|
return blocking_notifier_call_chain(&ebc_notifier_list, event, NULL);
|
}
|
