132 lines
2.7 KiB
C
132 lines
2.7 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 __MT_FREQHOPPING_H__
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#define __MT_FREQHOPPING_H__
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/* Disable all FHCTL Common Interface for chip Bring-up */
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//#undef DISABLE_FREQ_HOPPING
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/* Use HW semaphore to share REG_FHCTL_HP_EN with secure CPU DVFS */
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#undef HP_EN_REG_SEMAPHORE_PROTECT
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#define FH_FULL_PROC_INTERFACE_SUPPORT
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#define FHTAG "[FH]"
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#define VERBOSE_DEBUG 0
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#define DEBUG_MSG_ENABLE 0
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#if VERBOSE_DEBUG
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#define FH_MSG(fmt, args...) \
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pr_info(FHTAG""fmt" <- %s(): L<%d> PID<%s><%d>\n", \
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##args, __func__, __LINE__, current->comm, current->pid)
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#define FH_MSG_DEBUG FH_MSG
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#else
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#define FH_MSG(fmt, args...) pr_debug(fmt, ##args)
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#define FH_MSG_DEBUG(fmt, args...)\
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do {\
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if (DEBUG_MSG_ENABLE)\
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pr_debug(FHTAG""fmt"\n", ##args);\
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} while (0)
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#endif
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enum FH_FH_STATUS {
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FH_FH_DISABLE = 0,
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FH_FH_ENABLE_SSC,
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};
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enum FH_FH_PLL_SSC_DEF_STATUS {
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FH_SSC_DEF_DISABLE = 0,
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FH_SSC_DEF_ENABLE_SSC,
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};
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enum FH_PLL_STATUS {
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FH_PLL_DISABLE = 0,
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FH_PLL_ENABLE = 1
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};
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enum FH_CMD {
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FH_CMD_ENABLE = 1,
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FH_CMD_DISABLE,
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FH_CMD_ENABLE_USR_DEFINED,
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FH_CMD_DISABLE_USR_DEFINED,
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FH_CMD_INTERNAL_MAX_CMD
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};
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enum FH_PLL_STRUCT_FIELD {
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CURR_FREQ = 0,
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FH_STATUS,
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PLL_STATUS,
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SETTING_ID,
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SETTING_IDX_PATTERN,
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USER_DEFINED
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};
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enum FH_PLL_ID {
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FH_PLL0 = 0, /*ARMPLL */
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FH_PLL1 = 1, /*MAINPLL */
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FH_PLL2 = 2, /*MSDCPLL */
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FH_PLL3 = 3, /*MFGPLL */
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FH_PLL4 = 4, /*MEMPLL */
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FH_PLL5 = 5, /*MPLL */
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FH_PLL6 = 6, /*MMPLL */
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#if 1//defined(CONFIG_MACH_MT6768)
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FH_PLL7 = 7, /*ARMPLL_L */
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FH_PLL8 = 8, /*CCIPLL */
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#endif
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FH_PLL_NUM,
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};
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#define FH_MEM_PLLID FH_PLL4
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#define FH_MM_PLLID FH_PLL6
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#define FH_MAIN_PLLID FH_PLL1
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#define isFHCTL(id) ((id >= FH_PLL0)?true:false)
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/* keep track the status of each PLL */
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/* TODO: do we need another "uint mode" for Dynamic FH */
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struct fh_pll_t {
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unsigned int curr_freq; /* Useless variable, just a legacy */
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unsigned int fh_status;
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unsigned int pll_status;
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unsigned int setting_id;
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unsigned int setting_idx_pattern;
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unsigned int user_defined;
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};
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struct freqhopping_ssc {
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unsigned int idx_pattern;
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unsigned int dt;
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unsigned int df;
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unsigned int upbnd;
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unsigned int lowbnd;
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unsigned int dds;
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};
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struct freqhopping_ioctl {
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unsigned int pll_id;
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struct freqhopping_ssc ssc_setting; /* used only when user-define */
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int result;
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};
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struct fhctl_ipi_data {
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unsigned int cmd;
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union {
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struct freqhopping_ioctl fh_ctl;
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unsigned int args[8];
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} u;
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};
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/* FHCTL HAL driver Interface. */
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int mt_pause_armpll(unsigned int pll, unsigned int pause);
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struct mt_fh_hal_driver *mt_get_fh_hal_drv(void);
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#endif /* !__MT_FREQHOPPING_H__ */
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