From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932860Ab2GYDwx (ORCPT ); Tue, 24 Jul 2012 23:52:53 -0400 Received: from mail-qc0-f174.google.com ([209.85.216.174]:46154 "EHLO mail-qc0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932804Ab2GYDm2 (ORCPT ); Tue, 24 Jul 2012 23:42:28 -0400 From: Len Brown To: linux-acpi@vger.kernel.org, linux-pm@lists.linux-foundation.org Cc: linux-kernel@vger.kernel.org, srinivas pandruvada , Len Brown Subject: [PATCH 14/52] ACPI Battery: Added capacity Date: Tue, 24 Jul 2012 23:41:10 -0400 Message-Id: X-Mailer: git-send-email 1.7.12.rc0 In-Reply-To: <1343187708-19532-1-git-send-email-lenb@kernel.org> References: <1343187708-19532-1-git-send-email-lenb@kernel.org> In-Reply-To: <6af1c4fc5227af65092ebc848989693562bfa3e8.1343187617.git.len.brown@intel.com> References: <6af1c4fc5227af65092ebc848989693562bfa3e8.1343187617.git.len.brown@intel.com> Reply-To: Len Brown Organization: Intel Open Source Technology Center Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: srinivas pandruvada Added Capacity field, which is a pre-defined power_supply property. Calculating capacity using current charge/energy and full charge/energy. Some user mode implementations are relying on capacity field to show battery strength and power down decision. Signed-off-by: srinivas pandruvada Signed-off-by: Len Brown --- drivers/acpi/battery.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 7dd3f9f..5662d64 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -250,6 +250,13 @@ static int acpi_battery_get_property(struct power_supply *psy, else val->intval = battery->capacity_now * 1000; break; + case POWER_SUPPLY_PROP_CAPACITY: + if (battery->capacity_now && battery->full_charge_capacity) + val->intval = battery->capacity_now * 100/ + battery->full_charge_capacity; + else + val->intval = 0; + break; case POWER_SUPPLY_PROP_MODEL_NAME: val->strval = battery->model_number; break; @@ -276,6 +283,7 @@ static enum power_supply_property charge_battery_props[] = { POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN, POWER_SUPPLY_PROP_CHARGE_FULL, POWER_SUPPLY_PROP_CHARGE_NOW, + POWER_SUPPLY_PROP_CAPACITY, POWER_SUPPLY_PROP_MODEL_NAME, POWER_SUPPLY_PROP_MANUFACTURER, POWER_SUPPLY_PROP_SERIAL_NUMBER, @@ -292,6 +300,7 @@ static enum power_supply_property energy_battery_props[] = { POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN, POWER_SUPPLY_PROP_ENERGY_FULL, POWER_SUPPLY_PROP_ENERGY_NOW, + POWER_SUPPLY_PROP_CAPACITY, POWER_SUPPLY_PROP_MODEL_NAME, POWER_SUPPLY_PROP_MANUFACTURER, POWER_SUPPLY_PROP_SERIAL_NUMBER, -- 1.7.12.rc0