kernel_samsung_a34x-permissive/drivers/misc/mediatek/qos/mtk_qos_bound.h

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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2019 MediaTek Inc.
*/
#ifndef __MTK_QOS_BOUND_H__
#define __MTK_QOS_BOUND_H__
#define QOS_BOUND_BUF_SIZE 64
#define QOS_BOUND_BW_FREE 0x1
#define QOS_BOUND_BW_CONGESTIVE 0x2
#define QOS_BOUND_BW_FULL 0x4
#define QOS_BOUND_BW_CONGESTIVE_PCT 70
#define QOS_BOUND_BW_FULL_PCT 95
enum qos_emibm_type {
QOS_EMIBM_TOTAL,
QOS_EMIBM_CPU,
QOS_EMIBM_GPU,
QOS_EMIBM_MM,
QOS_EMIBM_MD,
NR_QOS_EMIBM_TYPE
};
enum qos_smibm_type {
QOS_SMIBM_VENC,
QOS_SMIBM_CAM,
QOS_SMIBM_IMG,
QOS_SMIBM_MDP,
QOS_SMIBM_GPU,
QOS_SMIBM_APU,
QOS_SMIBM_VPU0,
QOS_SMIBM_VPU1,
QOS_SMIBM_MDLA,
NR_QOS_SMIBM_TYPE
};
enum qos_lat_type {
QOS_LAT_CPU,
QOS_LAT_VPU0,
QOS_LAT_VPU1,
QOS_LAT_MDLA,
NR_QOS_LAT_TYPE
};
struct qos_bound_stat {
unsigned short num;
unsigned short event;
unsigned short emibw_mon[NR_QOS_EMIBM_TYPE];
unsigned short emibw_req[NR_QOS_EMIBM_TYPE];
unsigned short smibw_mon[NR_QOS_SMIBM_TYPE];
unsigned short smibw_req[NR_QOS_SMIBM_TYPE];
unsigned short lat_mon[NR_QOS_LAT_TYPE];
};
struct qos_bound {
unsigned short idx;
unsigned short state;
struct qos_bound_stat stats[QOS_BOUND_BUF_SIZE];
};
extern void qos_bound_init(void);
extern struct qos_bound *get_qos_bound(void);
extern int get_qos_bound_bw_threshold(int state);
extern unsigned short get_qos_bound_idx(void);
extern int register_qos_notifier(struct notifier_block *nb);
extern int unregister_qos_notifier(struct notifier_block *nb);
extern int qos_notifier_call_chain(unsigned long val, void *v);
extern int is_qos_bound_enabled(void);
extern void qos_bound_enable(int enable);
extern int is_qos_bound_stress_enabled(void);
extern void qos_bound_stress_enable(int enable);
extern int is_qos_bound_log_enabled(void);
extern void qos_bound_log_enable(int enable);
extern unsigned int get_qos_bound_count(void);
extern unsigned int *get_qos_bound_buf(void);
#endif