Return-path: Received: from lo.gmane.org ([80.91.229.12]:55737 "EHLO lo.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750791Ab0CQEtc (ORCPT ); Wed, 17 Mar 2010 00:49:32 -0400 Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1NrlCD-00027T-Lr for linux-wireless@vger.kernel.org; Wed, 17 Mar 2010 05:49:29 +0100 Received: from 69-165-147-23.dsl.teksavvy.com ([69.165.147.23]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 17 Mar 2010 05:49:29 +0100 Received: from monnier by 69-165-147-23.dsl.teksavvy.com with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 17 Mar 2010 05:49:29 +0100 To: linux-wireless@vger.kernel.org From: Stefan Monnier Subject: iwl3945 and power saving Date: Wed, 17 Mar 2010 00:49:19 -0400 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-wireless-owner@vger.kernel.org List-ID: I finally upgraded from 2.6.30 to 2.6.33 (mostly for TRIM support) on my laptop and find that power saving doesn't seem to work any more on its iwl3945 card. The extra power consumption is quite significant, so I'm considering compiling my own driver, manually re-enabling the power-saving code. But before I do that, I'd like to know what is the risk involved (it seems pretty serious since it warranted removing the feature altogether, even tho it was runtime-disabled by default anyway). Stefan