unplugged-kernel/drivers/misc/mediatek/vpu/mt6779/apu_dvfs.h

136 lines
3.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2019 MediaTek Inc.
*/
#ifndef __APU_DVFS_H
#define __APU_DVFS_H
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/regulator/consumer.h>
#include <linux/pm_qos.h>
#include <linux/soc/mediatek/mtk-pm-qos.h>
#define VVPU_DVFS_VOLT0 (82500) /* mV x 100 */
#define VVPU_DVFS_VOLT1 (72500) /* mV x 100 */
#define VVPU_DVFS_VOLT2 (65000) /* mV x 100 */
#define VVPU_PTPOD_FIX_VOLT (80000) /* mV x 100 */
#define VMDLA_DVFS_VOLT0 (82500) /* mV x 100 */
#define VMDLA_DVFS_VOLT1 (72500) /* mV x 100 */
#define VMDLA_DVFS_VOLT2 (65000) /* mV x 100 */
#define VMDLA_PTPOD_FIX_VOLT (80000) /* mV x 100 */
#define USER_VPU0 0x1
#define USER_VPU1 0x2
#define USER_MDLA 0x4
#define USER_EDMA 0x8
struct vpu_opp_table_info {
unsigned int vpufreq_khz;
unsigned int vpufreq_volt;
unsigned int vpufreq_idx;
};
struct mdla_opp_table_info {
unsigned int mdlafreq_khz;
unsigned int mdlafreq_volt;
unsigned int mdlafreq_idx;
};
struct vpu_ptp_count_info {
int vpu_ptp_count;
};
struct mdla_ptp_count_info {
int mdla_ptp_count;
};
struct apu_dvfs {
bool qos_enabled;
bool dvfs_enabled;
void __iomem *regs;
void __iomem *sram_regs;
struct notifier_block pm_qos_vvpu_opp_nb;
struct notifier_block pm_qos_vmdla_opp_nb;
struct reg_config *init_config;
struct device_node *dvfs_node;
unsigned int dvfs_irq;
bool opp_forced;
char force_start[20];
char force_end[20];
};
enum vvpu_opp {
VVPU_OPP_0 = 0,
VVPU_OPP_1,
VVPU_OPP_2,
VVPU_OPP_NUM,
VVPU_OPP_UNREQ = MTK_PM_QOS_VVPU_OPP_DEFAULT_VALUE,
};
enum vmdla_opp {
VMDLA_OPP_0 = 0,
VMDLA_OPP_1,
VMDLA_OPP_2,
VMDLA_OPP_NUM,
VMDLA_OPP_UNREQ = MTK_PM_QOS_VMDLA_OPP_DEFAULT_VALUE,
};
enum APU_SEGMENT {
SEGMENT_90M = 0,
SEGMENT_90,
SEGMENT_95,
SEGMENT_NUM,
};
extern char *apu_dvfs_dump_reg(char *ptr);
extern void apu_dvfs_reg_config(struct reg_config *config);
extern int apu_dvfs_add_interface(struct device *dev);
extern void apu_dvfs_remove_interface(struct device *dev);
extern int apu_dvfs_platform_init(struct apu_dvfs *dvfs);
extern unsigned int vvpu_get_cur_volt(void);
extern unsigned int vmdla_get_cur_volt(void);
extern unsigned int vvpu_update_volt(unsigned int pmic_volt[]
, unsigned int array_size);
extern void vvpu_restore_default_volt(void);
extern unsigned int vpu_get_freq_by_idx(unsigned int idx);
extern unsigned int vpu_get_volt_by_idx(unsigned int idx);
extern void vpu_disable_by_ptpod(void);
extern void vpu_enable_by_ptpod(void);
int vvpu_regulator_set_mode(bool enable);
int vmdla_regulator_set_mode(bool enable);
bool vvpu_vmdla_vcore_checker(void);
unsigned int vvpu_update_ptp_count(unsigned int ptp_count[],
unsigned int array_size);
unsigned int vmdla_update_ptp_count(unsigned int ptp_count[],
unsigned int array_size);
void mdla_enable_by_ptpod(void);
void mdla_disable_by_ptpod(void);
bool get_vvpu_DVFS_is_paused_by_ptpod(void);
bool get_ready_for_ptpod_check(void);
int apu_power_count_enable(bool enable, int user);
int apu_shut_down(void);
void enable_apu_bw(unsigned int core);
void enable_apu_latency(unsigned int core);
int apu_dvfs_dump_info(void);
int vpu_get_hw_vvpu_opp(int core);
int mdla_get_hw_vmdla_opp(int core);
extern unsigned int mt_get_ckgen_freq(unsigned int ID);
extern void check_vpu_clk_sts(void);
void apu_get_power_info(void);
void ptpod_is_enabled(bool enable);
#endif /* __APU_DVFS_H */