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Commit 7b84c378 authored by Subbaraman Narayanamurthy's avatar Subbaraman Narayanamurthy
Browse files

power: qpnp-smbcharger: add support for configuring max current for DC path 



There is a requirement to configure the maximum current of DC
path of the charger. Add support for configuring the same by
adding current_max property to DC power supply.

CRs-Fixed: 786929
Change-Id: I4403bd656ef0c9dbd3ca08c83d3d0b5c96db4430
Signed-off-by: default avatarSubbaraman Narayanamurthy <subbaram@codeaurora.org>
parent 4df29b7c

drivers/power/qpnp-smbcharger.c

+11 −2
Original line number Diff line number Diff line
@@ -2539,24 +2539,29 @@ static enum power_supply_property smbchg_dc_properties[] = { 
	POWER_SUPPLY_PROP_PRESENT,

	POWER_SUPPLY_PROP_ONLINE,

	POWER_SUPPLY_PROP_CHARGING_ENABLED,

	POWER_SUPPLY_PROP_CURRENT_MAX,

};



static int smbchg_dc_set_property(struct power_supply *psy,

				       enum power_supply_property prop,

				       const union power_supply_propval *val)

{

	int rc = 0;

	struct smbchg_chip *chip = container_of(psy,

				struct smbchg_chip, dc_psy);



	switch (prop) {

	case POWER_SUPPLY_PROP_CHARGING_ENABLED:

		return smbchg_dc_en(chip, val->intval, REASON_POWER_SUPPLY);

		rc = smbchg_dc_en(chip, val->intval, REASON_POWER_SUPPLY);

		break;

	case POWER_SUPPLY_PROP_CURRENT_MAX:

		rc = smbchg_set_dc_current_max(chip, val->intval / 1000);

		break;

	default:

		return -EINVAL;

	}



	return 0;

	return rc;

}



static int smbchg_dc_get_property(struct power_supply *psy,
@@ -2579,6 +2584,9 @@ static int smbchg_dc_get_property(struct power_supply *psy, 
				&& (get_prop_batt_status(chip)

					== POWER_SUPPLY_STATUS_CHARGING);

		break;

	case POWER_SUPPLY_PROP_CURRENT_MAX:

		val->intval = chip->dc_max_current_ma * 1000;

		break;

	default:

		return -EINVAL;

	}
@@ -2593,6 +2601,7 @@ static int smbchg_dc_is_writeable(struct power_supply *psy, 


	switch (prop) {

	case POWER_SUPPLY_PROP_CHARGING_ENABLED:

	case POWER_SUPPLY_PROP_CURRENT_MAX:

		rc = 1;

		break;

	default: