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96 lines
3.3 KiB
C
96 lines
3.3 KiB
C
/* 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 _SLBC_IPI_H_
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#define _SLBC_IPI_H_
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enum {
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IPI_SLBC_ENABLE,
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IPI_SLBC_SYNC_FROM_AP,
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IPI_SLBC_SYNC_TO_AP,
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IPI_SLBC_CACHE_REQUEST_FROM_AP,
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IPI_SLBC_CACHE_REQUEST_TO_AP,
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IPI_SLBC_CACHE_RELEASE_FROM_AP,
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IPI_SLBC_CACHE_RELEASE_TO_AP,
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IPI_SLBC_BUFFER_REQUEST_FROM_AP,
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IPI_SLBC_BUFFER_REQUEST_TO_AP,
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IPI_SLBC_BUFFER_RELEASE_FROM_AP,
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IPI_SLBC_BUFFER_RELEASE_TO_AP,
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IPI_SLBC_ACP_REQUEST_FROM_AP,
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IPI_SLBC_ACP_REQUEST_TO_AP,
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IPI_SLBC_ACP_RELEASE_FROM_AP,
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IPI_SLBC_ACP_RELEASE_TO_AP,
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IPI_SLBC_SUSPEND_RESUME_NOTIFY,
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IPI_SLBC_BUFFER_POWER_ON,
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IPI_SLBC_BUFFER_POWER_OFF,
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IPI_SLBC_FORCE,
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IPI_SLBC_MIC_NUM,
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IPI_SLBC_INNER,
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IPI_SLBC_OUTER,
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IPI_SLBC_MEM_BARRIER,
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IPI_SLB_DISABLE,
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IPI_SLC_DISABLE,
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NR_IPI_SLBC,
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};
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struct slbc_ipi_data {
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unsigned int cmd;
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unsigned int arg;
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};
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struct slbc_ipi_ops {
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int (*slbc_request_acp)(void *ptr);
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int (*slbc_release_acp)(void *ptr);
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void (*slbc_mem_barrier)(void);
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};
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extern int slbc_scmi_set(void *buffer, int slot);
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extern int slbc_scmi_get(void *buffer, int slot, void *ptr);
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#define SLBC_IPI(x, y) ((x) & 0xffff | ((y) & 0xffff) << 16)
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#define SLBC_IPI_CMD_GET(x) ((x) & 0xffff)
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#define SLBC_IPI_UID_GET(x) ((x) >> 16 & 0xffff)
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#if IS_ENABLED(CONFIG_MTK_SLBC_IPI)
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extern int slbc_suspend_resume_notify(int suspend);
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extern int slbc_scmi_init(void);
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extern int slbc_sspm_slb_disable(int disable);
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extern int slbc_sspm_slc_disable(int disable);
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extern int slbc_sspm_enable(int enable);
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extern int slbc_get_scmi_enable(void);
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extern void slbc_set_scmi_enable(int enable);
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extern int slbc_force_scmi_cmd(unsigned int force);
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extern int slbc_mic_num_cmd(unsigned int num);
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extern int slbc_inner_cmd(unsigned int inner);
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extern int slbc_outer_cmd(unsigned int outer);
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extern int _slbc_request_cache_scmi(void *ptr);
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extern int _slbc_release_cache_scmi(void *ptr);
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extern int _slbc_request_buffer_scmi(void *ptr);
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extern int _slbc_release_buffer_scmi(void *ptr);
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extern void slbc_register_ipi_ops(struct slbc_ipi_ops *ops);
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extern void slbc_unregister_ipi_ops(struct slbc_ipi_ops *ops);
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#else
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__attribute__ ((weak)) int slbc_suspend_resume_notify(int) {}
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__attribute__ ((weak)) int slbc_scmi_init(void) { return 0; }
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__attribute__ ((weak)) int slbc_sspm_slb_disable(int disable) {}
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__attribute__ ((weak)) int slbc_sspm_slc_disable(int disable) {}
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__attribute__ ((weak)) int slbc_sspm_enable(int enable) {}
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__attribute__ ((weak)) int slbc_get_scmi_enable(void) { return 0; }
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__attribute__ ((weak)) void slbc_set_scmi_enable(int enable) {}
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__attribute__ ((weak)) int slbc_force_scmi_cmd(unsigned int force) {}
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__attribute__ ((weak)) int slbc_mic_num_cmd(unsigned int num) {}
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__attribute__ ((weak)) int slbc_inner_cmd(unsigned int inner) {}
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__attribute__ ((weak)) int slbc_outer_cmd(unsigned int outer) {}
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__attribute__ ((weak)) int _slbc_request_cache_scmi(void *ptr) {}
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__attribute__ ((weak)) int _slbc_release_cache_scmi(void *ptr) {}
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__attribute__ ((weak)) int _slbc_request_buffer_scmi(void *ptr) {}
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__attribute__ ((weak)) int _slbc_release_buffer_scmi(void *ptr) {}
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__attribute__ ((weak)) void slbc_register_ipi_ops(struct slbc_ipi_ops *ops) {}
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__attribute__ ((weak)) void slbc_unregister_ipi_ops(struct slbc_ipi_ops *ops) {}
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#endif /* CONFIG_MTK_SLBC_IPI */
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#endif /* _SLBC_IPI_H_ */
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