unplugged-kernel/drivers/misc/mediatek/performance/observer/eara_thrm_notify.c

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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2020 MediaTek Inc.
*/
#define pr_fmt(fmt) "pob_eara_thrm_notifier: " fmt
#include <linux/notifier.h>
#include <mt-plat/mtk_perfobserver.h>
static BLOCKING_NOTIFIER_HEAD(pob_eara_thrm_notifier_list);
int pob_eara_thrm_register_client(struct notifier_block *nb)
{
return blocking_notifier_chain_register(
&pob_eara_thrm_notifier_list, nb);
}
int pob_eara_thrm_unregister_client(struct notifier_block *nb)
{
return blocking_notifier_chain_unregister(
&pob_eara_thrm_notifier_list, nb);
}
int pob_eara_thrm_notifier_call_chain(unsigned long val, void *v)
{
return blocking_notifier_call_chain(
&pob_eara_thrm_notifier_list, val, v);
}
int pob_eara_thrm_stats_update(enum pob_eara_thrm_info_num infonum)
{
pob_eara_thrm_notifier_call_chain(infonum, NULL);
return 0;
}