From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751897Ab2G2Eyh (ORCPT ); Sun, 29 Jul 2012 00:54:37 -0400 Received: from mga09.intel.com ([134.134.136.24]:57583 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751194Ab2G2Eyg (ORCPT ); Sun, 29 Jul 2012 00:54:36 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.67,352,1309762800"; d="scan'208";a="172729715" From: Ramakrishna Pallala To: linux-kernel@vger.kernel.org Cc: Anton Vorontsov , Anton Vorontsov , Ramakrishna Pallala Subject: [PATCH] power_supply: Add new power supply VALID property Date: Sun, 29 Jul 2012 09:01:54 +0530 Message-Id: <1343532714-28040-1-git-send-email-ramakrishna.pallala@intel.com> X-Mailer: git-send-email 1.7.0.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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