linux-kernel - [PATCH] power_supply: Add new power supply VALID property

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1343532714-28040-1-git-send-email-ramakrishna.pallala@intel.com>
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/