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authorRamakrishna Pallala <ramakrishna.pallala@intel.com>2012-10-09 22:25:29 +0530
committerAnton Vorontsov <anton.vorontsov@linaro.org>2012-11-17 20:21:43 -0800
commitea2ce92e44dc83b7a69c2aedd9c52bfe7fee1a62 (patch)
treebd7a548752735e355b88f2864bd24521e79ff865
parenta77d60aec70183faa68b7df4a3fa89fbaf592cf5 (diff)
downloadblackbird-op-linux-ea2ce92e44dc83b7a69c2aedd9c52bfe7fee1a62.tar.gz
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power_supply: Add support for CHARGE_CONTROL_* attributes
Add support for power supply attributes CHARGE_CONTROL_LIMIT and CHARGE_CONTROL_LIMIT_MAX. These new attributes will enable the user space to implement custom charging algorithms based on platform state. Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com> Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
-rw-r--r--Documentation/power/power_supply_class.txt3
-rw-r--r--drivers/power/power_supply_sysfs.c2
-rw-r--r--include/linux/power_supply.h2
3 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/power/power_supply_class.txt b/Documentation/power/power_supply_class.txt
index 9c647bd7c5a9..3f10b39b0346 100644
--- a/Documentation/power/power_supply_class.txt
+++ b/Documentation/power/power_supply_class.txt
@@ -123,6 +123,9 @@ CONSTANT_CHARGE_VOLTAGE - constant charge voltage programmed by charger.
CONSTANT_CHARGE_VOLTAGE_MAX - maximum charge voltage supported by the
power supply object.
+CHARGE_CONTROL_LIMIT - current charge control limit setting
+CHARGE_CONTROL_LIMIT_MAX - maximum charge control limit setting
+
ENERGY_FULL, ENERGY_EMPTY - same as above but for energy.
CAPACITY - capacity in percents.
diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
index 395c2cfa16c0..40fa3b7cae54 100644
--- a/drivers/power/power_supply_sysfs.c
+++ b/drivers/power/power_supply_sysfs.c
@@ -164,6 +164,8 @@ static struct device_attribute power_supply_attrs[] = {
POWER_SUPPLY_ATTR(constant_charge_current_max),
POWER_SUPPLY_ATTR(constant_charge_voltage),
POWER_SUPPLY_ATTR(constant_charge_voltage_max),
+ POWER_SUPPLY_ATTR(charge_control_limit),
+ POWER_SUPPLY_ATTR(charge_control_limit_max),
POWER_SUPPLY_ATTR(energy_full_design),
POWER_SUPPLY_ATTR(energy_empty_design),
POWER_SUPPLY_ATTR(energy_full),
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index e5ef45834c3c..445b4b249af5 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -114,6 +114,8 @@ enum power_supply_property {
POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX,
POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE,
POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX,
+ POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT,
+ POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX,
POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN,
POWER_SUPPLY_PROP_ENERGY_FULL,
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