From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from magic.merlins.org ([209.81.13.136]:59952 "EHLO mail1.merlins.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750911Ab3I1SIO (ORCPT ); Sat, 28 Sep 2013 14:08:14 -0400 Date: Sat, 28 Sep 2013 11:08:11 -0700 From: Marc MERLIN To: Oleksij Rempel Cc: Alan Stern , USB list , linux-media@vger.kernel.org Subject: Re: Cannot shutdown power use from built in webcam in thinkpad T530 questions] Message-ID: <20130928180811.GD3177@merlins.org> References: <20130922193102.GA28515@merlins.org> <20130922203622.GB28515@merlins.org> <523FFA03.7050404@rempel-privat.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <523FFA03.7050404@rempel-privat.de> Sender: linux-media-owner@vger.kernel.org List-ID: On Mon, Sep 23, 2013 at 10:21:23AM +0200, Oleksij Rempel wrote: > > Understood, just making sure this was still potentially useful considering > > what I found out since my last message. > > Which version of powertop are you actually using? None of current The latest, i.e. 2.4. > versions would show you Watt usage for devices. Sure it does :) Summary: 3182.2 wakeups/second, 82.5 GPU ops/seconds, 0.0 VFS ops/sec and 33.5% Power est. Usage Events/s Category Description 9.82 W 100.0% Device USB device: Yubico Yubike 2.67 W 4.1 ms/s 43.2 Process /usr/bin/pulseaudio --sta 2.58 W 100.0% Device USB device: Integrated Ca 2.35 W 100.0% Device USB device: BCM20702A0 (B 2.32 W 32.9% Device Display backlight 1.39 W 100.0% Device Radio device: btusb 343 mW 100.0% Device Radio device: thinkpad_ac Now, I've found those values to be often wrong or questionable. > you can use "watch grep . *" instead and check fallowing fields: > runtime_suspended_time - suspend time. If it is growing device is suspended > runtime_active_kids - if not zero, some program use it > control - if "on" then autosuspend is disabled. Understood. Thanks, Marc -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Microsoft is to operating systems .... .... what McDonalds is to gourmet cooking Home page: http://marc.merlins.org/