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Commit 069bda85 authored by Vamshi Krishna B V's avatar Vamshi Krishna B V Committed by Subbaraman Narayanamurthy
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power_supply: Add SOH, ESR_Actual and ESR_Nominal properties 



Add State of Health (SOH) property which indicates battery state
of health based on ESR and learned capacity.
Also add ESR_Actual and ESR_Nominal for SOH calculations.

CRs-Fixed: 2259538
Change-Id: Icefa262627296b5dc232ea706a8253cb854288b6
Signed-off-by: default avatarVamshi Krishna B V <vbv@codeaurora.org>
Signed-off-by: default avatarSubbaraman Narayanamurthy <subbaram@codeaurora.org>
parent b8fbbafb

drivers/power/supply/power_supply_sysfs.c

+3 −0
Original line number Diff line number Diff line
@@ -369,6 +369,9 @@ static struct device_attribute power_supply_attrs[] = { 
	POWER_SUPPLY_ATTR(recharge_soc),

	POWER_SUPPLY_ATTR(hvdcp_opti_allowed),

	POWER_SUPPLY_ATTR(smb_en_mode),

	POWER_SUPPLY_ATTR(esr_actual),

	POWER_SUPPLY_ATTR(esr_nominal),

	POWER_SUPPLY_ATTR(soh),

	/* Local extensions of type int64_t */

	POWER_SUPPLY_ATTR(charge_counter_ext),

	/* Properties of type `const char *' */

include/linux/power_supply.h

+3 −0
Original line number Diff line number Diff line
@@ -295,6 +295,9 @@ enum power_supply_property { 
	POWER_SUPPLY_PROP_RECHARGE_SOC,

	POWER_SUPPLY_PROP_HVDCP_OPTI_ALLOWED,

	POWER_SUPPLY_PROP_SMB_EN_MODE,

	POWER_SUPPLY_PROP_ESR_ACTUAL,

	POWER_SUPPLY_PROP_ESR_NOMINAL,

	POWER_SUPPLY_PROP_SOH,

	/* Local extensions of type int64_t */

	POWER_SUPPLY_PROP_CHARGE_COUNTER_EXT,

	/* Properties of type `const char *' */