From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH 0/3] mmc: Use runtime pm for blkdevice Date: Wed, 27 Mar 2013 13:40:06 +0000 Message-ID: <201303271340.06521.arnd@arndb.de> References: <1362142035-8403-1-git-send-email-ulf.hansson@stericsson.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Return-path: Received: from moutng.kundenserver.de ([212.227.17.9]:63714 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752016Ab3C0NkQ (ORCPT ); Wed, 27 Mar 2013 09:40:16 -0400 In-Reply-To: <1362142035-8403-1-git-send-email-ulf.hansson@stericsson.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson Cc: linux-mmc@vger.kernel.org, Chris Ball , Johan Rudholm , Ulf Hansson On Friday 01 March 2013, Ulf Hansson wrote: > > From: Ulf Hansson > > SDIO has been using runtime pm for a while to handle runtime power save > operations. This patchset is enabling the option to make the sd/mmc > blockdevices to use runtime pm as well. > > The runtime pm implementation for the block device will make use of > autosuspend to defer power save operation to after request inactivty for > a certain time. > > To actually perform some power save operations the corresponding bus ops > for mmc and sd shall be implemented. Typically it could make sense to do > BKOPS for eMMC in here. As per IRC discussion: Acked-by: Arnd Bergmann