/**********************************************************
* Function: charge_core_sbatt_by_vbat_ichg_handler
* Discription: update the charge parameters in different segment charging
* Parameters: vbat:battery voltage
* segment_data[]:the table for describe the segment property
* data:charge parameters
* return value: NULL
**********************************************************/
static void charge_core_sbatt_by_vbat_ichg_handler(int vbat, struct charge_segment_data segment_data[], struct charge_core_data *data)
{
int i,ichg;
static int last_i = 0;
static int last_vterm = 0;
static int last_ichg = 0;
static int last_vbat = 0;
static int flag_running_first = 1;
ichg = -hisi_battery_current();
/* choose index of segment_data */
for (i = 0; i < data->segment_level; i++)
{
if ((vbat >= segment_data[i].vbat_min) && (vbat < segment_data[i].vbat_max) && ichg < segment_data[i].ichg_segment)
{
if ((last_i - i <= 0) || (segment_data[i].vbat_max - vbat > segment_data[i].volt_back)
|| (abs(last_i - i) > 1) || (flag_running_first == 1))
{
/*do nothing,just get index "i" */
}
else
{
i = i+1;
}
break;
}
}
/* if cannot choose right index ,keep last index */
if(i == data->segment_level)
{
i=last_i;
}
/* set ichg and vterm according to index only when two consecutive index is the same ,or keep last ichg and vterm */
if(last_i == i || flag_running_first == 1)
{
data->ichg = data->ichg < segment_data[i].ichg_segment ? data->ichg : segment_data[i].ichg_segment;
data->vterm = data->vterm < segment_data[i].vterm_segment ? data->vterm : segment_data[i].vterm_segment;
}
else
{
data->ichg = data->ichg < last_ichg ? data->ichg :last_ichg;
data->vterm = data->vterm < last_vterm ? data->vterm : last_vterm;
}
hwlog_info("%s :ichg = %d,vbat =%d , last_i =%d, i =%d,segment_data[i].ichg_segment =%d ,data->ichg =%d ,last_ichg = %d \n",
__func__,ichg,vbat,last_i,i,segment_data[i].ichg_segment,data->ichg,last_ichg);
last_i = i;
flag_running_first = 0;
last_vbat = vbat;
last_ichg = data->ichg;
last_vterm = data->vterm;
}
static void get_current_work_func(struct work_struct *work)
{
int value = 0;
#if 0
value = hisi_battery_current();
#endif
/*send current to iom3*/
if (send_func) {
(*send_func)(value);
}
if(atomic_read(&enabled))
schedule_delayed_work(&read_current_work, msecs_to_jiffies(READ_CURRENT_INTERVAL));
}
static int calc_capacity_from_voltage(void)
{
int data = 50;
int battery_voltage = 0;
int battery_current = 0;
battery_current = -hisi_battery_current();
battery_voltage = hisi_battery_voltage();//bq27510_battery_voltage(&dev27510);
if (battery_voltage <= BAT_VOL_3200){
data = 0;
return data;
}
battery_voltage = hisi_battery_voltage()-120*battery_current/1000;
if (battery_voltage < BAT_VOL_3500)
data = 2;
else if (battery_voltage < BAT_VOL_3550)
data = 10;
else if (battery_voltage < BAT_VOL_3600)
data = 20;
else if (battery_voltage < BAT_VOL_3700)
data = 30;
else if (battery_voltage < BAT_VOL_3800)
data = 40;
else if (battery_voltage < BAT_VOL_3850)
data = 50;
else if (battery_voltage < BAT_VOL_3900)
data = 60;
else if (battery_voltage < BAT_VOL_3950)
data = 65;
else if (battery_voltage < BAT_VOL_4000)
data = 70;
else if (battery_voltage < BAT_VOL_4250)
data = 85;
else if (battery_voltage >= BAT_VOL_4250)
data = 100;
return data;
}
static int bq_bci_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
struct bq_bci_device_info *di;
di = to_bq_bci_device_info(psy);
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
val->intval = di->charge_status;
break;
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
di->bat_voltage = hisi_battery_voltage();
if (COUL_HISI_HI6421V300 == hisi_coulometer_type()){
val->intval = hisi_battery_voltage_uv();
}
else{
val->intval = di->bat_voltage * 1000;
}
break;
case POWER_SUPPLY_PROP_CURRENT_NOW:
di->bat_current = hisi_battery_current();
if(COUL_HISI_HI6421V300 == hisi_coulometer_type()){
di->bat_current = -(di->bat_current);
}
val->intval = di->bat_current;
break;
case POWER_SUPPLY_PROP_TEMP:
val->intval = di->bat_temperature * 10;
break;
case POWER_SUPPLY_PROP_PRESENT:
case POWER_SUPPLY_PROP_ONLINE:
val->intval = di->bat_exist;
break;
case POWER_SUPPLY_PROP_HEALTH:
val->intval = di->bat_health;
break;
case POWER_SUPPLY_PROP_CAPACITY:
if (modem_off) {
val->intval = 0;
}else{
val->intval = di->capacity;
}
break;
case POWER_SUPPLY_PROP_CAPACITY_LEVEL:
val->intval = di->bat_capacity_level;
break;
case POWER_SUPPLY_PROP_TECHNOLOGY:
val->intval = di->bat_technolog;
break;
case POWER_SUPPLY_PROP_CAPACITY_RM:
val->intval = di->bat_rm;
break;
case POWER_SUPPLY_PROP_CAPACITY_FCC:
val->intval = di->bat_fcc;
break;
case POWER_SUPPLY_PROP_VOLTAGE_MAX:
val->intval = di->bat_max_volt;
break;
case POWER_SUPPLY_PROP_ID_VOLTAGE:
val->intval = hisi_battery_id_voltage();
break;
case POWER_SUPPLY_PROP_BRAND:
val->strval = hisi_battery_brand();
break;
default:
return -EINVAL;
}
return 0;
}
int bq_get_error_info(struct bq_bci_device_info *di)
{
static int pre_bat_err =0, archive_state = 1;
static unsigned long timeout_jiffies = 0;
static int first_in = 1;
static int pre_uf_capacity = 0;
static int pre_capacity = 0;
static int capacity_stay_count = 0;
static int online_delay_count = 0;
int bat_uf_capacity = 0;
int curr_by_coultype = 1;
int dsm_bci_battery_err_offset = 0;
if (COUL_HISI_HI6421V300 == hisi_coulometer_type())
curr_by_coultype = -1;
di->bat_err = 0;
if(!is_hisi_battery_exist())
di->bat_err |= ERROR_BATT_NOT_EXIST;
if(hisi_battery_temperature()< BQ2419x_COLD_BATTERY_THRESHOLD
|| hisi_battery_temperature()>= BQ2419x_HOT_BATTERY_THRESHOLD)
{
if(di->charge_status == POWER_SUPPLY_STATUS_NOT_CHARGING)
di->bat_err |= ERROR_BATT_TEMP_STOP;
if(di->charge_status == POWER_SUPPLY_STATUS_CHARGING)
di->bat_err |= ERROR_BATT_TEMP_CHARGE;
di->bat_err |= ERROR_BATT_TEMP_OUT;
dev_info(di->dev,"batt temp = %d\n ", hisi_battery_temperature());
}
if(di->charge_status == POWER_SUPPLY_STATUS_NOT_CHARGING
&& !(bq2419x_get_factory_flag())) {
if(di->power_supply_status == POWER_SUPPLY_HEALTH_OVERVOLTAGE)
di->bat_err |= ERROR_VBUS_OVERVOLTAGE;
if(hisi_battery_voltage() > BATT_OVERVOLTAGE_THRES)
di->bat_err |= ERROR_BATT_OVERVOLTAGE;
di->bat_err |= ERROR_BATT_NOT_CHARGING;
} else {
if(hisi_battery_voltage() > BATT_OVERVOLTAGE_THRES
|| hisi_battery_voltage() < BATT_LOWVOLTAGE_THRES) {
di->bat_err |= ERROR_BATT_VOLTAGE;
dev_info(di->dev,"batt volt = %d\n ", hisi_battery_voltage());
}
}
if(di->chargedone_stat && hisi_battery_capacity() <= CHG_CANT_FULL_THRESHOLD){
di->bat_err |= ERROR_PRE_CHARGEDONE;
dev_info(di->dev,"batt capacity = %d\n ", hisi_battery_capacity());
}
if(di->charge_status == POWER_SUPPLY_STATUS_CHARGING
&& hisi_battery_current_avg() <= 50
&& hisi_battery_current_avg() >= 10
&& (curr_by_coultype*hisi_battery_current()) <= 50
&& (curr_by_coultype*hisi_battery_current()) >= 10
&& di->capacity == 100) {
di->bat_err |= ERROR_NO_CHARGEDONE;
dev_info(di->dev,"batt curr = %d batt curr_avg = %d\n ",
(curr_by_coultype*hisi_battery_current()), hisi_battery_current_avg());
}
if((!di->usb_online) && (!di->ac_online)){
if((-hisi_battery_current() > 0) && (online_delay_count++ == 1)){
di->bat_err |= ERROR_BAD_CURR_SENSOR;
online_delay_count = 0;
dev_info(di->dev,"batt curr = %d\n ", (-hisi_battery_current()));
}
} else {
online_delay_count = 0;
}
bat_uf_capacity = hisi_battery_unfiltered_capacity();
if(first_in){
pre_uf_capacity = bat_uf_capacity;
pre_capacity = di->capacity;
first_in = 0;
} else {
if (abs(pre_uf_capacity - bat_uf_capacity) >= 3) {
if (100 != bat_uf_capacity) {
di->bat_err |= ERROR_UFCAPCITY_DEBOUNCE_OTHER;
}
else {
if (abs(pre_uf_capacity - bat_uf_capacity) > 10)
di->bat_err |= ERROR_UFCAPCITY_DEBOUNCE_100;
}
hisi_hi6421v300_print_cc_reg(2); //debug
}
pre_uf_capacity = bat_uf_capacity;
}
if(di->charge_status == POWER_SUPPLY_STATUS_NOT_CHARGING
|| di->charge_status == POWER_SUPPLY_STATUS_DISCHARGING) {
if(pre_capacity > 0 && di->capacity != pre_capacity) {
if(di->capacity > REACH_FULL_RESAMPLE_THRESHOLD) {
if(capacity_stay_count <= 2) {
di->bat_err |= ERROR_CAPACITY_CHANGE_FAST;
capacity_stay_count = 0;
}
} else if (di->capacity < REACH_EMPTY_RESAMPLE_THRESHOLD) {
if(capacity_stay_count <= 12) {
di->bat_err |= ERROR_CAPACITY_CHANGE_FAST;
capacity_stay_count = 0;
}
} else {
if(capacity_stay_count <= 6) {
di->bat_err |= ERROR_CAPACITY_CHANGE_FAST;
capacity_stay_count = 0;
}
}
capacity_stay_count = 0;
} else {
capacity_stay_count++;
}
}
pre_capacity = di->capacity;
if (is_hisi_hi6421v300_fcc_debounce()) {
di->bat_err |= ERROR_FCC_DEBOUNCE;
}
if(di->bat_err != pre_bat_err && archive_state == 1){
timeout_jiffies = jiffies + msecs_to_jiffies(LOG_ARCH_DELAY_TIME);
archive_state = 0;
dev_info(di->dev,"(%s) BATT ERR = %x\n", hisi_battery_brand(), di->bat_err);
}
pre_bat_err = di->bat_err;
if(time_is_before_jiffies(timeout_jiffies) && di->bat_err != 0x0 && archive_state == 0){
//bq_log_exception_archive(di->bat_err);
if (dsm_client_ocuppy(battery_dclient)) {
dsm_client_record(battery_dclient, "battery error = %x.\n", di->bat_err);
dsm_bci_battery_err_offset = get_bit(di->bat_err);
dsm_client_notify(battery_dclient, DSM_BATTERY_ERROR_NO + dsm_bci_battery_err_offset);
}
archive_state = 1;
}
return di->bat_err;
}