diff options
| author | Ramakrishna Pallala <ramakrishna.pallala@intel.com> | 2012-08-23 05:20:21 +0400 |
|---|---|---|
| committer | Anton Vorontsov <anton.vorontsov@linaro.org> | 2012-08-23 06:56:37 +0400 |
| commit | b1b56872be3b36af19313bf0953b1361c36b4a98 (patch) | |
| tree | 2e6fde9da5401cad5e367a3ac95587eb25a01908 | |
| parent | deacc4fe57794f80ad4449c7cea611921c2d0420 (diff) | |
| download | linux-b1b56872be3b36af19313bf0953b1361c36b4a98.tar.xz | |
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: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
| -rw-r--r-- | Documentation/power/power_supply_class.txt | 3 | ||||
| -rw-r--r-- | drivers/power/power_supply_sysfs.c | 1 | ||||
| -rw-r--r-- | include/linux/power_supply.h | 1 |
3 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/power/power_supply_class.txt b/Documentation/power/power_supply_class.txt index 2f0ddc15b5ac..48badec1cec3 100644 --- a/Documentation/power/power_supply_class.txt +++ b/Documentation/power/power_supply_class.txt @@ -81,6 +81,9 @@ This defines trickle and fast charges. For batteries that are already charged or discharging, 'n/a' can be displayed (or '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 POWER_SUPPLY_HEALTH_*, defined in battery.h. diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c index 1d96614a17a4..be34a6d4664d 100644 --- a/drivers/power/power_supply_sysfs.c +++ b/drivers/power/power_supply_sysfs.c @@ -138,6 +138,7 @@ static struct device_attribute power_supply_attrs[] = { POWER_SUPPLY_ATTR(health), POWER_SUPPLY_ATTR(present), POWER_SUPPLY_ATTR(online), + POWER_SUPPLY_ATTR(authentic), POWER_SUPPLY_ATTR(technology), POWER_SUPPLY_ATTR(cycle_count), POWER_SUPPLY_ATTR(voltage_max), diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 0bafbb15f29c..204d43dc6ddc 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -88,6 +88,7 @@ enum power_supply_property { POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_PRESENT, POWER_SUPPLY_PROP_ONLINE, + POWER_SUPPLY_PROP_AUTHENTIC, POWER_SUPPLY_PROP_TECHNOLOGY, POWER_SUPPLY_PROP_CYCLE_COUNT, POWER_SUPPLY_PROP_VOLTAGE_MAX, |