kernel_samsung_a34x-permissive/drivers/devfreq/helio-dvfsrc-v3/helio-dvfsrc-smc-control.h

70 lines
1.4 KiB
C
Raw Normal View History

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2019 MediaTek Inc.
*/
#ifndef __HELIO_DVFSRC_COMMON_H__
#define __HELIO_DVFSRC_COMMON_H__
#if defined(DVFSRC_SMC_CONTROL)
#include<linux/arm-smccc.h>
#include <mt-plat/mtk_secure_api.h>
enum VCORE_REG_STATUS {
DVFS_LV,
DVFS_FINAL_LV,
DVFS_R9,
DVFS_MD_STATUS,
DVFS_MD_SRCLKEN,
};
enum vcorefs_smc_cmd {
VCOREFS_SMC_CMD_0,
VCOREFS_SMC_CMD_1,
VCOREFS_SMC_CMD_2,
VCOREFS_SMC_CMD_3,
VCOREFS_SMC_CMD_4,
/* check spmfw status */
VCOREFS_SMC_CMD_5,
/* get spmfw type */
VCOREFS_SMC_CMD_6,
/* get spm reg status */
VCOREFS_SMC_CMD_7,
NUM_VCOREFS_SMC_CMD,
};
#define helio_dvfsrc_smc_impl(p1, p2, p3, p4, p5, res) \
arm_smccc_smc(p1, p2, p3, p4\
, p5, 0, 0, 0, &res)
#define helio_dvfsrc_smc(opid, p1, p2, p3) ({\
struct arm_smccc_res res;\
helio_dvfsrc_smc_impl(\
MTK_SIP_KERNEL_SPM_VCOREFS_ARGS,\
opid, p1, p2, p3, res);\
res.a0; })
#define helio_dvfsrc_spmfw_type()\
helio_dvfsrc_smc(VCOREFS_SMC_CMD_6, 0, 0, 0)
#define helio_dvfsrc_firmware_status()\
helio_dvfsrc_smc(VCOREFS_SMC_CMD_5, 0, 0, 0)
#define helio_dvfsrc_reg_status(offset)\
helio_dvfsrc_smc(VCOREFS_SMC_CMD_7, offset, 0, 0)
#endif
extern int spm_load_firmware_status(void);
extern void mtk_spmfw_init(int dvfsrc_en, int skip_check);
extern void spm_dvfs_pwrap_cmd(int pwrap_cmd, int pwrap_vcore);
extern int spm_get_spmfw_idx(void);
#endif