From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jean Pihet Subject: Re: [PATCH/RFC 1/4] OMAP3: PM debug: remove sleep_while_idle feature Date: Fri, 27 May 2011 09:37:19 +0200 Message-ID: References: <1306450971-27732-1-git-send-email-khilman@ti.com> <1306450971-27732-2-git-send-email-khilman@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Return-path: Received: from mail-qw0-f46.google.com ([209.85.216.46]:46591 "EHLO mail-qw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752045Ab1E0HhU (ORCPT ); Fri, 27 May 2011 03:37:20 -0400 Received: by qwk3 with SMTP id 3so733522qwk.19 for ; Fri, 27 May 2011 00:37:20 -0700 (PDT) In-Reply-To: <1306450971-27732-2-git-send-email-khilman@ti.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Kevin Hilman Cc: linux-omap@vger.kernel.org, p-titiano@ti.com On Fri, May 27, 2011 at 1:02 AM, Kevin Hilman wrote: > Remove the OMAP-specific PM debug 'sleep_while_idle' feature which is > currently available as an OMAP-specific debugfs entry. > > This duplicates existing ARM-generic functionality available as a > boot-time option using the boot cmdline option 'hohlt'. 'nohlt' is only for the default arch idle handler (pm_idle). It does not apply to the cpuidle handler (omap3_enter_idle) which depends on CONFIG_CPU_IDLE. > If runtime configuration of this is needed, then adding a debugfs > entry for the ARM-generic hlt/nohlt interface should be added. Is there a need for it? Regards, Jean