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Date: Sun, 29 Jul 2012 09:01:54 +0530 From: Ramakrishna Pallala <ramakrishna.pallala@...el.com> To: linux-kernel@...r.kernel.org Cc: Anton Vorontsov <cbouatmailru@...il.com>, Anton Vorontsov <anton.vorontsov@...aro.org>, Ramakrishna Pallala <ramakrishna.pallala@...el.com> Subject: [PATCH] power_supply: Add new power supply VALID 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 'VALID' to indicate this to the user(user space). Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@...el.com> --- Documentation/power/power_supply_class.txt | 2 ++ drivers/power/power_supply_sysfs.c | 1 + include/linux/power_supply.h | 1 + 3 files changed, 4 insertions(+), 0 deletions(-) diff --git a/Documentation/power/power_supply_class.txt b/Documentation/power/power_supply_class.txt index 2f0ddc1..272b122 100644 --- a/Documentation/power/power_supply_class.txt +++ b/Documentation/power/power_supply_class.txt @@ -81,6 +81,8 @@ 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). +VALID - indicates the power supply connected is valid(1) or invalid(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 1d96614..797639e 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(valid), 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 3cfee0c..e7edcb3 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_VALID, POWER_SUPPLY_PROP_TECHNOLOGY, POWER_SUPPLY_PROP_CYCLE_COUNT, POWER_SUPPLY_PROP_VOLTAGE_MAX, -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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