duff/android_kernel_motorola_sm6225
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Optimize the charger control logic

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1. Disable charger only when charger is offline and vbus is bad.
2. Get charger status from wireless charger if wireless charger present.
3. Get charger ibus limit from charger current_max property
indicating the AICL value for BC1.2 charger.

Change-Id: I0ff51a15d6faf4f545fcda200ae531240e531e04
Signed-off-by: Yonghua Yan <yanyh2@motorola.com>
Reviewed-on: https://gerrit.mot.com/2536492
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Guobin Zhang <zhanggb@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Yonghua Yan committed 2023-03-12 22:56:40 -05:00
1 parent 6591ba0f33
commit 08c088e43b
1 file changed
+19 -8
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drivers/power/sgm4154x_charger_lite/sgm4154x_charger_lite.c
+19 -8
View File
@@ -745,7 +745,23 @@ static int sgm4154x_get_state(struct sgm4154x_device *sgm,
}
}
if (sgm->use_ext_usb_psy && sgm->usb) {
if (is_wls_online(sgm)) {
state->online = 1;
state->chrg_type = SGM4154x_WLS_TYPE;
ret = power_supply_get_property(sgm->wls_psy,
POWER_SUPPLY_PROP_VOLTAGE_NOW, &val);
if (!ret)
state->vbus_adc = val.intval;
ret = power_supply_get_property(sgm->wls_psy,
POWER_SUPPLY_PROP_CURRENT_NOW, &val);
if (!ret)
state->ibus_adc = val.intval;
ret = power_supply_get_property(sgm->wls_psy,
POWER_SUPPLY_PROP_CURRENT_MAX, &val);
if (!ret)
state->ibus_limit = val.intval;
state->chrg_stat = chrg_stat & SGM4154x_CHG_STAT_MASK;
} else if (sgm->use_ext_usb_psy && sgm->usb) {
ret = power_supply_get_property(sgm->usb,
POWER_SUPPLY_PROP_USB_TYPE, &val);
switch (val.intval) {
@@ -778,7 +794,7 @@ static int sgm4154x_get_state(struct sgm4154x_device *sgm,
if (!ret)
state->online = val.intval;
ret = power_supply_get_property(sgm->usb,
POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, &val);
POWER_SUPPLY_PROP_CURRENT_MAX, &val);
if (!ret)
state->ibus_limit = val.intval;
state->chrg_stat = chrg_stat & SGM4154x_CHG_STAT_MASK;
@@ -793,11 +809,6 @@ static int sgm4154x_get_state(struct sgm4154x_device *sgm,
state->online = !!(chrg_stat & SGM4154x_PG_STAT);
};
if (!state->online && is_wls_online(sgm)) {
state->online = 1;
state->chrg_type = SGM4154x_WLS_TYPE;
}
state->therm_stat = !!(chrg_stat & SGM4154x_THERM_STAT);
state->vsys_stat = !!(chrg_stat & SGM4154x_VSYS_STAT);
@@ -1456,7 +1467,7 @@ static void charger_detect_work_func(struct work_struct *work)
mutex_unlock(&sgm->lock);
if(!sgm->state.vbus_gd) {
if (sgm4154x_is_enabled_charging(sgm))
if (sgm4154x_is_enabled_charging(sgm) && !state.online)
sgm4154x_disable_charger(sgm);
dev_err(sgm->dev, "Vbus not present, disable charge\n");
goto err;