power_supply: Introduce maximum current property

USB only gives the maximum current allowed to draw.

Signed-off-by: Heikki Krogerus <[email protected]>
Signed-off-by: Anton Vorontsov <[email protected]>

diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
index 88f5e43100c24b92c2706e4078ed45f281363770..cd1f90754a3a301ebdbdd71da8bac4ad8265a580 100644 (file)
--- a/drivers/power/power_supply_sysfs.c
+++ b/drivers/power/power_supply_sysfs.c
@@ -139,6 +139,7 @@ static struct device_attribute power_supply_attrs[] = {
        POWER_SUPPLY_ATTR(voltage_min_design),
        POWER_SUPPLY_ATTR(voltage_now),
        POWER_SUPPLY_ATTR(voltage_avg),
+       POWER_SUPPLY_ATTR(current_max),
        POWER_SUPPLY_ATTR(current_now),
        POWER_SUPPLY_ATTR(current_avg),
        POWER_SUPPLY_ATTR(power_now),

diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index d37fef67ece2e65ee2e685956f3660d36cc5cd09..7d7325685c421a8b7da8746ea47583396bb61b8c 100644 (file)
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -89,6 +89,7 @@ enum power_supply_property {
        POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
        POWER_SUPPLY_PROP_VOLTAGE_NOW,
        POWER_SUPPLY_PROP_VOLTAGE_AVG,
+       POWER_SUPPLY_PROP_CURRENT_MAX,
        POWER_SUPPLY_PROP_CURRENT_NOW,
        POWER_SUPPLY_PROP_CURRENT_AVG,
        POWER_SUPPLY_PROP_POWER_NOW,