diff options
Diffstat (limited to 'plat/mediatek/common/lpm/mt_lp_rm.h')
| -rw-r--r-- | plat/mediatek/common/lpm/mt_lp_rm.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/plat/mediatek/common/lpm/mt_lp_rm.h b/plat/mediatek/common/lpm/mt_lp_rm.h new file mode 100644 index 0000000..e93dac3 --- /dev/null +++ b/plat/mediatek/common/lpm/mt_lp_rm.h @@ -0,0 +1,42 @@ +/* + * Copyright (c) 2020-2022, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MT_LP_RM_H +#define MT_LP_RM_H + +#include <stdbool.h> + +#define MT_RM_STATUS_OK 0 +#define MT_RM_STATUS_BAD -1 + +enum PLAT_MT_LPM_RC_TYPE { + PLAT_RC_UPDATE_CONDITION, + PLAT_RC_UPDATE_REMAIN_IRQS +}; + +struct mt_resource_constraint { + int level; + int (*init)(void); + bool (*is_valid)(unsigned int cpu, int stateid); + int (*update)(int stateid, int type, const void *p); + int (*run)(unsigned int cpu, int stateid); + int (*reset)(unsigned int cpu, int stateid); + unsigned int (*allow)(int stateid); +}; + +struct mt_resource_manager { + int (*update)(struct mt_resource_constraint **con, + int stateid, void *priv); + struct mt_resource_constraint **consts; +}; + +extern int mt_lp_rm_register(struct mt_resource_manager *rm); +extern int mt_lp_rm_find_and_run_constraint(int idx, unsigned int cpuid, + int stateid, void *priv); +extern int mt_lp_rm_reset_constraint(int constraint_id, unsigned int cpuid, + int stateid); +extern int mt_lp_rm_do_update(int stateid, int type, void const *p); +#endif /* MT_LP_RM_H */ |