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