| developer | 7d46db6 | 2020-12-14 16:53:22 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2020, MediaTek Inc. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef MT_LP_RM_H |
| 8 | #define MT_LP_RM_H |
| 9 | |
| 10 | #include <stdbool.h> |
| 11 | |
| 12 | #define MT_RM_STATUS_OK 0 |
| 13 | #define MT_RM_STATUS_BAD -1 |
| 14 | |
| 15 | enum PLAT_MT_LPM_RC_TYPE { |
| 16 | PLAT_RC_UPDATE_CONDITION, |
| 17 | PLAT_RC_UPDATE_REMAIN_IRQS |
| 18 | }; |
| 19 | |
| 20 | struct mt_resource_constraint { |
| 21 | int level; |
| 22 | int (*init)(void); |
| 23 | bool (*is_valid)(unsigned int cpu, int stateid); |
| 24 | int (*update)(int stateid, int type, const void *p); |
| 25 | int (*run)(unsigned int cpu, int stateid); |
| 26 | int (*reset)(unsigned int cpu, int stateid); |
| 27 | unsigned int (*allow)(int stateid); |
| 28 | }; |
| 29 | |
| 30 | struct mt_resource_manager { |
| 31 | int (*update)(struct mt_resource_constraint **con, |
| 32 | int stateid, void *priv); |
| 33 | struct mt_resource_constraint **consts; |
| 34 | }; |
| 35 | |
| 36 | extern int mt_lp_rm_register(struct mt_resource_manager *rm); |
| 37 | extern int mt_lp_rm_find_and_run_constraint(int idx, unsigned int cpuid, |
| 38 | int stateid, void *priv); |
| 39 | extern int mt_lp_rm_reset_constraint(int constraint_id, unsigned int cpuid, |
| 40 | int stateid); |
| 41 | extern int mt_lp_rm_do_update(int stateid, int type, void const *p); |
| 42 | #endif /* MT_LP_RM_H */ |