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kernel_samsung_sm7125/drivers/power/supply/qcom_r1/fg-alg.h

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3.9 KiB

/* Copyright (c) 2018, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __FG_ALG_H__
#define __FG_ALG_H__
#include "step-chg-jeita.h"
#define BUCKET_COUNT 8
#define BUCKET_SOC_PCT (256 / BUCKET_COUNT)
#define MAX_CC_STEPS 20
#define MAX_TTF_SAMPLES 10
#define is_between(left, right, value) \
(((left) >= (right) && (left) >= (value) \
&& (value) >= (right)) \
|| ((left) <= (right) && (left) <= (value) \
&& (value) <= (right)))
struct cycle_counter {
void *data;
char str_buf[BUCKET_COUNT * 8];
bool started[BUCKET_COUNT];
u16 count[BUCKET_COUNT];
u8 last_soc[BUCKET_COUNT];
int id;
int last_bucket;
struct mutex lock;
int (*restore_count)(void *data, u16 *buf, int num_bytes);
int (*store_count)(void *data, u16 *buf, int id, int num_bytes);
};
struct cl_params {
int min_start_soc;
int max_start_soc;
int max_temp;
int min_temp;
int max_cap_inc;
int max_cap_dec;
int max_cap_limit;
int min_cap_limit;
int skew_decipct;
int min_delta_batt_soc;
bool cl_wt_enable;
};
struct cap_learning {
void *data;
int init_cc_soc_sw;
int cc_soc_max;
int init_batt_soc;
int init_batt_soc_msb;
int64_t nom_cap_uah;
int64_t init_cap_uah;
int64_t final_cap_uah;
int64_t learned_cap_uah;
int64_t delta_cap_uah;
bool active;
struct mutex lock;
struct cl_params dt;
int (*get_learned_capacity)(void *data, int64_t *learned_cap_uah);
int (*store_learned_capacity)(void *data, int64_t learned_cap_uah);
int (*get_cc_soc)(void *data, int *cc_soc_sw);
int (*prime_cc_soc)(void *data, u32 cc_soc_sw);
};
enum ttf_mode {
TTF_MODE_NORMAL = 0,
TTF_MODE_QNOVO,
TTF_MODE_V_STEP_CHG,
};
enum ttf_param {
TTF_MSOC = 0,
TTF_VBAT,
TTF_IBAT,
TTF_FCC,
TTF_MODE,
TTF_ITERM,
TTF_RBATT,
TTF_VFLOAT,
TTF_CHG_TYPE,
TTF_CHG_STATUS,
};
struct ttf_circ_buf {
int arr[MAX_TTF_SAMPLES];
int size;
int head;
};
struct ttf_cc_step_data {
int arr[MAX_CC_STEPS];
int sel;
};
struct ttf_pt {
s32 x;
s32 y;
};
struct step_chg_data {
int ocv;
int soc;
};
struct ttf {
void *data;
struct ttf_circ_buf ibatt;
struct ttf_circ_buf vbatt;
struct ttf_cc_step_data cc_step;
struct mutex lock;
struct step_chg_data *step_chg_data;
struct range_data *step_chg_cfg;
bool step_chg_cfg_valid;
int step_chg_num_params;
int mode;
int last_ttf;
int input_present;
int iterm_delta;
int period_ms;
s64 last_ms;
struct delayed_work ttf_work;
int (*get_ttf_param)(void *data, enum ttf_param, int *val);
int (*awake_voter)(void *data, bool vote);
};
int restore_cycle_count(struct cycle_counter *counter);
void clear_cycle_count(struct cycle_counter *counter);
void cycle_count_update(struct cycle_counter *counter, int batt_soc,
int charge_status, bool charge_done, bool input_present);
int get_cycle_count(struct cycle_counter *counter, int *count);
int get_cycle_counts(struct cycle_counter *counter, const char **buf);
int cycle_count_init(struct cycle_counter *counter);
void cap_learning_abort(struct cap_learning *cl);
void cap_learning_update(struct cap_learning *cl, int batt_temp,
int batt_soc, int charge_status, bool charge_done,
bool input_present, bool qnovo_en);
int cap_learning_init(struct cap_learning *cl);
int cap_learning_post_profile_init(struct cap_learning *cl,
int64_t nom_cap_uah);
void ttf_update(struct ttf *ttf, bool input_present);
int ttf_get_time_to_empty(struct ttf *ttf, int *val);
int ttf_get_time_to_full(struct ttf *ttf, int *val);
int ttf_tte_init(struct ttf *ttf);
#endif