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