Return-path: Received: from mail-vb0-f46.google.com ([209.85.212.46]:42139 "EHLO mail-vb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751992Ab2LQJlB (ORCPT ); Mon, 17 Dec 2012 04:41:01 -0500 Received: by mail-vb0-f46.google.com with SMTP id b13so6715511vby.19 for ; Mon, 17 Dec 2012 01:41:00 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <1355737393-8143-1-git-send-email-machen@suse.com> References: <1355737393-8143-1-git-send-email-machen@suse.com> Date: Mon, 17 Dec 2012 10:41:00 +0100 Message-ID: (sfid-20121217_104106_041964_8B665125) Subject: Re: [rt2x00-users] [PATCH] rt2800lib : Add a patch to disable/enable power save mode. From: Ivo Van Doorn To: "Chen, Chien-Chia" Cc: rt2x00 Users List , linux-wireless Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Mon, Dec 17, 2012 at 10:43 AM, Chen, Chien-Chia wrote: > This patch is to enable/disable power save mode. rt2800lib > disables PCI WLAN module power save mode default. It allows > to enable the power save mode. And what is wrong by doing this using the 'iwconfig'/'iw' tools? > Sign-off-by: Chen, Chien-Chia > --- > drivers/net/wireless/rt2x00/rt2800lib.c | 10 +++++++++- > 1 files changed, 9 insertions(+), 1 deletions(-) > > diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c > index 197b446..8ddbf83 100644 > --- a/drivers/net/wireless/rt2x00/rt2800lib.c > +++ b/drivers/net/wireless/rt2x00/rt2800lib.c > @@ -44,6 +44,13 @@ > #include "rt2800.h" > > /* > + * Allow power save mode to be disabled. > + */ > +static bool power_save_disabled = true; > +module_param(power_save_disabled, bool, 0444); > +MODULE_PARM_DESC(power_save_disabled, " Disable power save. (default: disable. 1=disable, 0=enable.)"); > + > +/* > * Register access. > * All access to the CSR registers will go through the methods > * rt2800_register_read and rt2800_register_write. > @@ -5079,7 +5086,8 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) > /* > * Disable powersaving as default on PCI devices. > */ > - if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) > + if ((rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) && > + power_save_disabled) > rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; > > /* > -- > 1.6.0.2 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-wireless" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html