From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Groth Subject: Re: /sys/class/power_supply/BAT0/ confusion Date: Sun, 13 Nov 2011 10:45:55 +0100 Message-ID: <87ty68bbjg.fsf@falma.de> References: <87wrbfot1l.fsf@falma.de> <625BA99ED14B2D499DC4E29D8138F1506526C6FC7E@shsmsx502.ccr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from lo.gmane.org ([80.91.229.12]:32856 "EHLO lo.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751754Ab1KMJqJ (ORCPT ); Sun, 13 Nov 2011 04:46:09 -0500 Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1RPWdZ-0007Cj-JV for linux-acpi@vger.kernel.org; Sun, 13 Nov 2011 10:46:05 +0100 Received: from dra38-5-82-246-248-175.fbx.proxad.net ([82.246.248.175]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 13 Nov 2011 10:46:05 +0100 Received: from cwg by dra38-5-82-246-248-175.fbx.proxad.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 13 Nov 2011 10:46:05 +0100 Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: linux-acpi@vger.kernel.org Cc: tianyu.lan@intel.com "Lan, Tianyu" writes: > The unit of charge_now is =C2=B5A. > What is data shown on the battery? > 29 Wh? > Can you test on 3.1 or higher version?=20 I tested v3.2-rc1-282-g3439a8d The problem is still the same. After suspend to RAM the presented interface changes and everything seems OK. I attach the outputs of "date; grep . *" taken in the /sys/class/power_supply/BAT0/ directory and a third one taken after waking up from suspend to RAM. Christoph ################ running on battery, after boot Sun Nov 13 10:14:27 CET 2011 alarm:156000 charge_full:3132000 charge_full_design:2886000 charge_now:2970000 current_now:469000 cycle_count:0 manufacturer:SANYO model_name:42T4899 present:1 serial_number:19797 status:Discharging technology:Li-ion type:Battery uevent:POWER_SUPPLY_NAME=3DBAT0 uevent:POWER_SUPPLY_STATUS=3DDischarging uevent:POWER_SUPPLY_PRESENT=3D1 uevent:POWER_SUPPLY_TECHNOLOGY=3DLi-ion uevent:POWER_SUPPLY_CYCLE_COUNT=3D0 uevent:POWER_SUPPLY_VOLTAGE_MIN_DESIGN=3D14800000 uevent:POWER_SUPPLY_VOLTAGE_NOW=3D16162000 uevent:POWER_SUPPLY_CURRENT_NOW=3D469000 uevent:POWER_SUPPLY_CHARGE_FULL_DESIGN=3D2886000 uevent:POWER_SUPPLY_CHARGE_FULL=3D3132000 uevent:POWER_SUPPLY_CHARGE_NOW=3D2970000 uevent:POWER_SUPPLY_MODEL_NAME=3D42T4899 uevent:POWER_SUPPLY_MANUFACTURER=3DSANYO uevent:POWER_SUPPLY_SERIAL_NUMBER=3D19797 voltage_min_design:14800000 voltage_now:16162000 ################ running on battery, after boot, a few minutes later Sun Nov 13 10:18:42 CET 2011 alarm:156000 charge_full:3132000 charge_full_design:2886000 charge_now:2909000 current_now:470000 cycle_count:0 manufacturer:SANYO model_name:42T4899 present:1 serial_number:19797 status:Discharging technology:Li-ion type:Battery uevent:POWER_SUPPLY_NAME=3DBAT0 uevent:POWER_SUPPLY_STATUS=3DDischarging uevent:POWER_SUPPLY_PRESENT=3D1 uevent:POWER_SUPPLY_TECHNOLOGY=3DLi-ion uevent:POWER_SUPPLY_CYCLE_COUNT=3D0 uevent:POWER_SUPPLY_VOLTAGE_MIN_DESIGN=3D14800000 uevent:POWER_SUPPLY_VOLTAGE_NOW=3D16132000 uevent:POWER_SUPPLY_CURRENT_NOW=3D470000 uevent:POWER_SUPPLY_CHARGE_FULL_DESIGN=3D2886000 uevent:POWER_SUPPLY_CHARGE_FULL=3D3132000 uevent:POWER_SUPPLY_CHARGE_NOW=3D2909000 uevent:POWER_SUPPLY_MODEL_NAME=3D42T4899 uevent:POWER_SUPPLY_MANUFACTURER=3DSANYO uevent:POWER_SUPPLY_SERIAL_NUMBER=3D19797 voltage_min_design:14800000 voltage_now:16132000 ################ running on battery, after wakeup from suspend to RAM Sun Nov 13 10:26:02 CET 2011 alarm:1566000 cycle_count:0 energy_full:31320000 energy_full_design:28860000 energy_now:27770000 manufacturer:SANYO model_name:42T4899 power_now:7746000 present:1 serial_number:19797 status:Discharging technology:Li-ion type:Battery uevent:POWER_SUPPLY_NAME=3DBAT0 uevent:POWER_SUPPLY_STATUS=3DDischarging uevent:POWER_SUPPLY_PRESENT=3D1 uevent:POWER_SUPPLY_TECHNOLOGY=3DLi-ion uevent:POWER_SUPPLY_CYCLE_COUNT=3D0 uevent:POWER_SUPPLY_VOLTAGE_MIN_DESIGN=3D14800000 uevent:POWER_SUPPLY_VOLTAGE_NOW=3D16006000 uevent:POWER_SUPPLY_POWER_NOW=3D7746000 uevent:POWER_SUPPLY_ENERGY_FULL_DESIGN=3D28860000 uevent:POWER_SUPPLY_ENERGY_FULL=3D31320000 uevent:POWER_SUPPLY_ENERGY_NOW=3D27770000 uevent:POWER_SUPPLY_MODEL_NAME=3D42T4899 uevent:POWER_SUPPLY_MANUFACTURER=3DSANYO uevent:POWER_SUPPLY_SERIAL_NUMBER=3D19797 voltage_min_design:14800000 voltage_now:16006000 -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html