kernel_samsung_a34x-permissive/drivers/devfreq/helio-dvfsrc-v3/helio-dvfsrc-smc-control.c
2024-04-28 15:51:13 +02:00

50 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2019 MediaTek Inc.
*/
#include "helio-dvfsrc-smc-control.h"
#define SPM_FLAG_RUN_COMMON_SCENARIO (1U << 10)
#define SPM_FLAG_DIS_VCORE_DVS (1U << 3)
#define SPM_FLAG_DIS_VCORE_DFS (1U << 4)
inline void mtk_spmfw_init(int dvfsrc_en, int skip_check)
{
int dvfsrc_flag = dvfsrc_en >> 1;
unsigned int spm_flags = SPM_FLAG_RUN_COMMON_SCENARIO;
if (dvfsrc_en & 1) {
if (dvfsrc_flag & 0x1)
spm_flags |= SPM_FLAG_DIS_VCORE_DVS;
if (dvfsrc_flag & 0x2)
spm_flags |= SPM_FLAG_DIS_VCORE_DFS;
} else
spm_flags |= (
SPM_FLAG_DIS_VCORE_DVS | SPM_FLAG_DIS_VCORE_DFS);
if (helio_dvfsrc_firmware_status() &&
!skip_check)
return;
helio_dvfsrc_smc(VCOREFS_SMC_CMD_0, 0, 0, 0);
helio_dvfsrc_smc(VCOREFS_SMC_CMD_1, spm_flags, 0, 0);
}
inline void spm_dvfs_pwrap_cmd(int pwrap_cmd, int pwrap_vcore)
{
helio_dvfsrc_smc(VCOREFS_SMC_CMD_3, pwrap_cmd, pwrap_vcore, 0);
}
inline int spm_load_firmware_status(void)
{
return helio_dvfsrc_firmware_status();
}
inline int spm_get_spmfw_idx(void)
{
return helio_dvfsrc_spmfw_type();
}