Commit d6f56321 authored by Sebastian Reichel's avatar Sebastian Reichel Committed by Sebastian Reichel
Browse files

power: supply: sbs-battery: add POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN support 



Add support for reporting the MaxError register from
battery fuel gauges following the smart battery standard.

Reviewed-by: default avatarEmil Velikov <emil.velikov@collabora.com>
Signed-off-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
parent 0ff96915

drivers/power/supply/sbs-battery.c

+5 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ enum { 
	REG_TEMPERATURE,

	REG_VOLTAGE,

	REG_CURRENT,

	REG_MAX_ERR,

	REG_CAPACITY,

	REG_TIME_TO_EMPTY,

	REG_TIME_TO_FULL,
@@ -85,6 +86,8 @@ static const struct chip_data { 
		SBS_DATA(POWER_SUPPLY_PROP_VOLTAGE_NOW, 0x09, 0, 20000),

	[REG_CURRENT] =

		SBS_DATA(POWER_SUPPLY_PROP_CURRENT_NOW, 0x0A, -32768, 32767),

	[REG_MAX_ERR] =

		SBS_DATA(POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN, 0x0c, 0, 100),

	[REG_CAPACITY] =

		SBS_DATA(POWER_SUPPLY_PROP_CAPACITY, 0x0D, 0, 100),

	[REG_REMAINING_CAPACITY] =
@@ -132,6 +135,7 @@ static enum power_supply_property sbs_properties[] = { 
	POWER_SUPPLY_PROP_VOLTAGE_NOW,

	POWER_SUPPLY_PROP_CURRENT_NOW,

	POWER_SUPPLY_PROP_CAPACITY,

	POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN,

	POWER_SUPPLY_PROP_TEMP,

	POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG,

	POWER_SUPPLY_PROP_TIME_TO_FULL_AVG,
@@ -676,6 +680,7 @@ static int sbs_get_property(struct power_supply *psy, 
	case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:

	case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:

	case POWER_SUPPLY_PROP_CAPACITY:

	case POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN:

		ret = sbs_get_property_index(client, psp);

		if (ret < 0)

			break;