kernel_samsung_a34x-permissive/drivers/misc/mediatek/scp/include/scp_cm4.h
2024-04-28 15:49:01 +02:00

160 lines
3.6 KiB
C
Executable file

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2019 MediaTek Inc.
*/
#ifndef __SCP_CM4_H
#define __SCP_CM4_H
/* scp Core ID definition*/
enum scp_core_id {
SCP_A_ID = 0,
SCP_CORE_TOTAL = 1,
};
/* scp ipi ID definition
* need to sync with SCP-side
*/
enum ipi_id {
IPI_WDT = 0,
IPI_TEST1,
IPI_LOGGER_ENABLE,
IPI_LOGGER_WAKEUP,
IPI_LOGGER_INIT_A,
IPI_VOW, /* 5 */
IPI_AUDIO,
IPI_DVT_TEST,
IPI_SENSOR,
IPI_TIME_SYNC,
IPI_SHF, /* 10 */
IPI_CONSYS,
IPI_SCP_A_READY,
IPI_APCCCI,
IPI_SCP_A_RAM_DUMP,
IPI_DVFS_DEBUG, /* 15 */
IPI_DVFS_FIX_OPP_SET,
IPI_DVFS_FIX_OPP_EN,
IPI_DVFS_LIMIT_OPP_SET,
IPI_DVFS_LIMIT_OPP_EN,
IPI_DVFS_DISABLE, /* 20 */
IPI_DVFS_SLEEP,
IPI_PMICW_MODE_DEBUG,
IPI_DVFS_SET_FREQ,
IPI_CHRE,
IPI_CHREX, /* 25 */
IPI_SCP_PLL_CTRL,
IPI_DO_AP_MSG,
IPI_DO_SCP_MSG,
IPI_MET_SCP,
IPI_SCP_TIMER, /* 30 */
IPI_SCP_ERROR_INFO,
IPI_SCPCTL,
IPI_SCP_LOG_FILTER = 33,
IPI_SENSOR_INIT_START = 34,
SCP_NR_IPI,
};
enum scp_ipi_status {
SCP_IPI_ERROR = -1,
SCP_IPI_DONE,
SCP_IPI_BUSY,
};
/* scp notify event */
enum SCP_NOTIFY_EVENT {
SCP_EVENT_READY = 0,
SCP_EVENT_STOP,
};
/* scp semaphore definition*/
enum SEMAPHORE_FLAG {
SEMAPHORE_CLK_CFG_5 = 0,
SEMAPHORE_PTP,
SEMAPHORE_I2C0,
SEMAPHORE_I2C1,
SEMAPHORE_TOUCH,
SEMAPHORE_APDMA,
SEMAPHORE_SENSOR,
SEMAPHORE_SCP_A_AWAKE,
SEMAPHORE_SCP_B_AWAKE,
NR_FLAG = 9,
};
/* scp reserve memory ID definition*/
enum scp_reserve_mem_id_t {
VOW_MEM_ID,
SENS_MEM_ID,
MP3_MEM_ID,
FLP_MEM_ID,
SCP_A_LOGGER_MEM_ID,
AUDIO_IPI_MEM_ID,
SPK_PROTECT_MEM_ID,
SPK_PROTECT_DUMP_MEM_ID,
VOW_BARGEIN_MEM_ID,
SCP_DRV_PARAMS_MEM_ID,
ULTRA_MEM_ID,
NUMS_MEM_ID,
};
/* scp feature ID list */
enum feature_id {
VOW_FEATURE_ID,
OPEN_DSP_FEATURE_ID,
SENS_FEATURE_ID,
MP3_FEATURE_ID,
FLP_FEATURE_ID,
RTOS_FEATURE_ID,
SPEAKER_PROTECT_FEATURE_ID,
VCORE_TEST_FEATURE_ID,
VOW_BARGEIN_FEATURE_ID,
VOW_DUMP_FEATURE_ID,
VOW_VENDOR_M_FEATURE_ID,
VOW_VENDOR_A_FEATURE_ID,
VOW_VENDOR_G_FEATURE_ID,
ULTRA_FEATURE_ID,
NUM_FEATURE_ID,
};
/* An API to get scp status */
extern unsigned int is_scp_ready(enum scp_core_id scp_id);
/* APIs to register new IPI handlers */
extern enum scp_ipi_status scp_ipi_registration(enum ipi_id id,
void (*ipi_handler)(int id, void *data, unsigned int len),
const char *name);
extern enum scp_ipi_status scp_ipi_unregistration(enum ipi_id id);
/* A common API to send message to SCP */
extern enum scp_ipi_status scp_ipi_send(enum ipi_id id, void *buf,
unsigned int len, unsigned int wait, enum scp_core_id scp_id);
/* APIs to lock scp and make scp awaken */
extern int scp_awake_lock(enum scp_core_id scp_id);
extern int scp_awake_unlock(enum scp_core_id scp_id);
/* APIs for register notification */
extern void scp_A_register_notify(struct notifier_block *nb);
extern void scp_A_unregister_notify(struct notifier_block *nb);
/* APIs for hardware semaphore */
extern int get_scp_semaphore(int flag);
extern int release_scp_semaphore(int flag);
extern int scp_get_semaphore_3way(int flag);
extern int scp_release_semaphore_3way(int flag);
/* APIs for reserved memory */
extern phys_addr_t scp_get_reserve_mem_phys(enum scp_reserve_mem_id_t id);
extern phys_addr_t scp_get_reserve_mem_virt(enum scp_reserve_mem_id_t id);
extern phys_addr_t scp_get_reserve_mem_size(enum scp_reserve_mem_id_t id);
/* APIs for registering function of features */
extern void scp_register_feature(enum feature_id id);
extern void scp_deregister_feature(enum feature_id id);
#ifdef CONFIG_SHUB
extern int get_scp_dump_size(void);
#endif
#endif