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Commit 6b5632e4 authored by Vamshi Krishna B V's avatar Vamshi Krishna B V
Browse files

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>
parent 485ad23c

drivers/power/supply/power_supply_sysfs.c

+3 −0
Original line number Diff line number Diff line
@@ -335,6 +335,9 @@ static struct device_attribute power_supply_attrs[] = { 
	POWER_SUPPLY_ATTR(battery_info),

	POWER_SUPPLY_ATTR(battery_info_id),

	POWER_SUPPLY_ATTR(enable_jeita_detection),

	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
@@ -286,6 +286,9 @@ enum power_supply_property { 
	POWER_SUPPLY_PROP_BATTERY_INFO,

	POWER_SUPPLY_PROP_BATTERY_INFO_ID,

	POWER_SUPPLY_PROP_ENABLE_JEITA_DETECTION,

	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 *' */