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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2021 Alibaba Group Holding Limited.
- */
- #ifndef _SC_IPC_H
- #define _SC_IPC_H
- #include <linux/device.h>
- #include <linux/types.h>
- #define AON_RPC_MSG_MAGIC (0xef)
- #define LIGHT_AON_RPC_VERSION 1
- #define LIGHT_AON_RPC_MSG_NUM 7
- struct light_aon_ipc;
- enum light_aon_rpc_svc {
- LIGHT_AON_RPC_SVC_UNKNOWN = 0,
- LIGHT_AON_RPC_SVC_RETURN = 1,
- LIGHT_AON_RPC_SVC_PM = 2,
- LIGHT_AON_RPC_SVC_MISC = 3,
- LIGHT_AON_RPC_SVC_AVFS = 4,
- };
- enum light_aon_misc_func {
- LIGHT_AON_MISC_FUNC_UNKNOWN = 0,
- LIGHT_AON_MISC_FUNC_SET_CONTROL = 1,
- LIGHT_AON_MISC_FUNC_GET_CONTROL = 2,
- LIGHT_AON_MISC_FUNC_WDG_START = 3,
- LIGHT_AON_MISC_FUNC_WDG_STOP = 4,
- LIGHT_AON_MISC_FUNC_WDG_PING = 5,
- LIGHT_AON_MISC_FUNC_WDG_TIMEOUTSET = 6,
- LIGHT_AON_MISC_FUNC_WDG_RESTART = 7,
- LIGHT_AON_MISC_FUNC_WDG_GET_STATE = 8,
- LIGHT_AON_MISC_FUNC_WDG_POWER_OFF = 9,
- LIGHT_AON_MISC_FUNC_AON_WDT_ON = 10,
- LIGHT_AON_MISC_FUNC_AON_WDT_OFF = 11,
- };
- enum light_aon_pm_func {
- LIGHT_AON_PM_FUNC_UNKNOWN = 0,
- LIGHT_AON_PM_FUNC_SET_RESOURCE_REGULATOR = 1,
- LIGHT_AON_PM_FUNC_GET_RESOURCE_REGULATOR = 2,
- LIGHT_AON_PM_FUNC_SET_RESOURCE_POWER_MODE = 3,
- LIGHT_AON_PM_FUNC_PWR_SET = 4,
- LIGHT_AON_PM_FUNC_PWR_GET = 5,
- };
- struct light_aon_rpc_msg_hdr {
- uint8_t ver; ///< version of msg hdr
- uint8_t size; ///< msg size ,uinit in bytes,the size includes rpc msg header self.
- uint8_t svc; ///< rpc main service id
- uint8_t func; ///< rpc sub func id of specific service, sent by caller
- } __packed __aligned(4);
- /*
- * Defines for SC PM Power Mode
- */
- #define LIGHT_AON_PM_PW_MODE_OFF 0 /* Power off */
- #define LIGHT_AON_PM_PW_MODE_STBY 1 /* Power in standby */
- #define LIGHT_AON_PM_PW_MODE_LP 2 /* Power in low-power */
- #define LIGHT_AON_PM_PW_MODE_ON 3 /* Power on */
- int light_aon_call_rpc(struct light_aon_ipc *ipc, void *msg, bool have_resp);
- int light_aon_get_handle(struct light_aon_ipc **ipc);
- int light_aon_misc_set_control(struct light_aon_ipc *ipc, u16 resource, u32 ctrl, u32 val);
- int light_aon_misc_get_control(struct light_aon_ipc *ipc, u16 resource, u32 ctrl, u32 *val);
- #endif /* _SC_IPC_H */
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