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Commit b2a6e0ff authored by Subbaraman Narayanamurthy's avatar Subbaraman Narayanamurthy
Browse files

power: qcom: step-chg-jeita: Add support to read properties from bms 



Currently, step charging and SW JEITA algorithms always read the
properties from battery power supply to determine moving across
ranges. Add a parameter "use_bms" to read the properties from
bms power supply.

Change-Id: I2a086a16282039866f31d06dbfed06e76316a054
Signed-off-by: default avatarSubbaraman Narayanamurthy <subbaram@codeaurora.org>
parent 19f8f87f

drivers/power/supply/qcom/step-chg-jeita.c

+15 −5
Original line number Original line Diff line number Diff line
@@ -453,8 +453,13 @@ static int handle_step_chg_config(struct step_chg_info *chip) 
		goto update_time;

		goto update_time;

	}

	}





	if (chip->step_chg_config->param.use_bms)

		rc = power_supply_get_property(chip->bms_psy,

				chip->step_chg_config->param.psy_prop, &pval);

	else

		rc = power_supply_get_property(chip->batt_psy,

		rc = power_supply_get_property(chip->batt_psy,

				chip->step_chg_config->param.psy_prop, &pval);

				chip->step_chg_config->param.psy_prop, &pval);



	if (rc < 0) {

	if (rc < 0) {

		pr_err("Couldn't read %s property rc=%d\n",

		pr_err("Couldn't read %s property rc=%d\n",

			chip->step_chg_config->param.prop_name, rc);

			chip->step_chg_config->param.prop_name, rc);
@@ -521,8 +526,13 @@ static int handle_jeita(struct step_chg_info *chip) 
	if (elapsed_us < STEP_CHG_HYSTERISIS_DELAY_US)

	if (elapsed_us < STEP_CHG_HYSTERISIS_DELAY_US)

		goto reschedule;

		goto reschedule;





	if (chip->jeita_fcc_config->param.use_bms)

		rc = power_supply_get_property(chip->bms_psy,

				chip->jeita_fcc_config->param.psy_prop, &pval);

	else

		rc = power_supply_get_property(chip->batt_psy,

		rc = power_supply_get_property(chip->batt_psy,

				chip->jeita_fcc_config->param.psy_prop, &pval);

				chip->jeita_fcc_config->param.psy_prop, &pval);



	if (rc < 0) {

	if (rc < 0) {

		pr_err("Couldn't read %s property rc=%d\n",

		pr_err("Couldn't read %s property rc=%d\n",

				chip->jeita_fcc_config->param.prop_name, rc);

				chip->jeita_fcc_config->param.prop_name, rc);
@@ -650,7 +660,7 @@ static void status_change_work(struct work_struct *work) 
	int reschedule_step_work_us = 0;

	int reschedule_step_work_us = 0;

	union power_supply_propval prop = {0, };

	union power_supply_propval prop = {0, };





	if (!is_batt_available(chip))

	if (!is_batt_available(chip) || !is_bms_available(chip))

		goto exit_work;

		goto exit_work;





	handle_battery_insertion(chip);

	handle_battery_insertion(chip);

drivers/power/supply/qcom/step-chg-jeita.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -19,6 +19,7 @@ struct step_chg_jeita_param { 
	u32			psy_prop;

	u32			psy_prop;

	char			*prop_name;

	char			*prop_name;

	int			hysteresis;

	int			hysteresis;

	bool			use_bms;

};

};





struct range_data {

struct range_data {