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Commit f81b5554 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "power: smb5-lib: Export SKIN thermal health on wireless charging"

parents 3f9a2833 32bddd23

drivers/power/supply/qcom/smb5-lib.c

+51 −1
Original line number Diff line number Diff line
@@ -3507,7 +3507,7 @@ int smblib_get_prop_die_health(struct smb_charger *chg) 
	return POWER_SUPPLY_HEALTH_COOL;

}



int smblib_get_prop_connector_health(struct smb_charger *chg)

static int smblib_get_typec_connector_temp_status(struct smb_charger *chg)

{

	int rc;

	u8 stat;
@@ -3547,6 +3547,56 @@ int smblib_get_prop_connector_health(struct smb_charger *chg) 
	return POWER_SUPPLY_HEALTH_COOL;

}



static int smblib_get_skin_temp_status(struct smb_charger *chg)

{

	int rc;

	u8 stat;



	rc = smblib_read(chg, SKIN_TEMP_STATUS_REG, &stat);

	if (rc < 0) {

		smblib_err(chg, "Couldn't read SKIN_TEMP_STATUS_REG, rc=%d\n",

				rc);

		return POWER_SUPPLY_HEALTH_UNKNOWN;

	}



	if (stat & SKIN_TEMP_RST_BIT)

		return POWER_SUPPLY_HEALTH_OVERHEAT;



	if (stat & SKIN_TEMP_UB_BIT)

		return POWER_SUPPLY_HEALTH_HOT;



	if (stat & SKIN_TEMP_LB_BIT)

		return POWER_SUPPLY_HEALTH_WARM;



	return POWER_SUPPLY_HEALTH_COOL;

}



int smblib_get_prop_connector_health(struct smb_charger *chg)

{

	bool dc_present, usb_present;

	int input_present;

	int rc;



	rc = smblib_is_input_present(chg, &input_present);

	if (rc < 0)

		return POWER_SUPPLY_HEALTH_UNKNOWN;



	dc_present = input_present & INPUT_PRESENT_DC;

	usb_present = input_present & INPUT_PRESENT_USB;



	if (usb_present)

		return smblib_get_typec_connector_temp_status(chg);



	/*

	 * In PM8150B, SKIN channel measures Wireless charger receiver

	 * temp, used to regulate DC ICL.

	 */

	if (chg->smb_version == PM8150B_SUBTYPE && dc_present)

		return smblib_get_skin_temp_status(chg);



	return POWER_SUPPLY_HEALTH_COOL;

}



static int get_rp_based_dcp_current(struct smb_charger *chg, int typec_mode)

{

	int rp_ua;

drivers/power/supply/qcom/smb5-reg.h

+6 −0
Original line number Diff line number Diff line
@@ -464,6 +464,12 @@ enum { 
#define DIE_TEMP_UB_BIT				BIT(1)

#define DIE_TEMP_LB_BIT				BIT(0)



#define SKIN_TEMP_STATUS_REG			(MISC_BASE + 0x08)

#define SKIN_TEMP_SHDN_BIT			BIT(3)

#define SKIN_TEMP_RST_BIT			BIT(2)

#define SKIN_TEMP_UB_BIT			BIT(1)

#define SKIN_TEMP_LB_BIT			BIT(0)



#define CONNECTOR_TEMP_STATUS_REG		(MISC_BASE + 0x09)

#define CONNECTOR_TEMP_SHDN_BIT			BIT(3)

#define CONNECTOR_TEMP_RST_BIT			BIT(2)