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Commit b1b56872 authored by Ramakrishna Pallala's avatar Ramakrishna Pallala Committed by Anton Vorontsov
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power_supply: Add new power supply AUTHENTIC property 



It is possible that users can use non-standard chargers or use invalid
batteries especially with mobile devices.

This patch adds a new power supply property called 'AUTHENTIC' to
indicate this to the user(user space).

Signed-off-by: default avatarRamakrishna Pallala <ramakrishna.pallala@intel.com>
Signed-off-by: default avatarAnton Vorontsov <anton.vorontsov@linaro.org>
parent deacc4fe

Documentation/power/power_supply_class.txt

+3 −0
Original line number Original line Diff line number Diff line
@@ -81,6 +81,9 @@ This defines trickle and fast charges. For batteries that 
are already charged or discharging, 'n/a' can be displayed (or

are already charged or discharging, 'n/a' can be displayed (or

'unknown', if the status is not known).

'unknown', if the status is not known).





AUTHENTIC - indicates the power supply (battery or charger) connected

to the platform is authentic(1) or non authentic(0).



HEALTH - represents health of the battery, values corresponds to

HEALTH - represents health of the battery, values corresponds to

POWER_SUPPLY_HEALTH_*, defined in battery.h.

POWER_SUPPLY_HEALTH_*, defined in battery.h.

drivers/power/power_supply_sysfs.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -138,6 +138,7 @@ static struct device_attribute power_supply_attrs[] = { 
	POWER_SUPPLY_ATTR(health),

	POWER_SUPPLY_ATTR(health),

	POWER_SUPPLY_ATTR(present),

	POWER_SUPPLY_ATTR(present),

	POWER_SUPPLY_ATTR(online),

	POWER_SUPPLY_ATTR(online),

	POWER_SUPPLY_ATTR(authentic),

	POWER_SUPPLY_ATTR(technology),

	POWER_SUPPLY_ATTR(technology),

	POWER_SUPPLY_ATTR(cycle_count),

	POWER_SUPPLY_ATTR(cycle_count),

	POWER_SUPPLY_ATTR(voltage_max),

	POWER_SUPPLY_ATTR(voltage_max),

include/linux/power_supply.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -88,6 +88,7 @@ enum power_supply_property { 
	POWER_SUPPLY_PROP_HEALTH,

	POWER_SUPPLY_PROP_HEALTH,

	POWER_SUPPLY_PROP_PRESENT,

	POWER_SUPPLY_PROP_PRESENT,

	POWER_SUPPLY_PROP_ONLINE,

	POWER_SUPPLY_PROP_ONLINE,

	POWER_SUPPLY_PROP_AUTHENTIC,

	POWER_SUPPLY_PROP_TECHNOLOGY,

	POWER_SUPPLY_PROP_TECHNOLOGY,

	POWER_SUPPLY_PROP_CYCLE_COUNT,

	POWER_SUPPLY_PROP_CYCLE_COUNT,

	POWER_SUPPLY_PROP_VOLTAGE_MAX,

	POWER_SUPPLY_PROP_VOLTAGE_MAX,