From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH] ARM: S3C64XX: Add basic cpuidle driver Date: Fri, 30 Mar 2012 10:35:56 +0100 Message-ID: <20120330093556.GA21950@opensource.wolfsonmicro.com> References: <1323117169-9817-1-git-send-email-broonie@opensource.wolfsonmicro.com> <201112061231.22570.heiko@sntech.de> <20111222181359.GA19259@sirena.org.uk> <201203301032.54739.heiko@sntech.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="wRRV7LY7NUeQGEoC" Return-path: Received: from opensource.wolfsonmicro.com ([80.75.67.52]:58002 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755181Ab2C3Jf7 (ORCPT ); Fri, 30 Mar 2012 05:35:59 -0400 Content-Disposition: inline In-Reply-To: <201203301032.54739.heiko@sntech.de> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Heiko =?iso-8859-1?Q?St=FCbner?= Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org --wRRV7LY7NUeQGEoC Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Mar 30, 2012 at 10:32:54AM +0200, Heiko St=FCbner wrote: > Am Donnerstag, 22. Dezember 2011, 19:13:59 schrieb Mark Brown: > > My plan there for the s3c64xx was to use pm_domain to figure out if the > > system is idle enough to drop down, I've been adding some pm_runtime > > support to provide the information to the core to let it figure this ou= t. > sorry for digging this up again, but do you happen to have some prelimina= ry=20 > code laying around for this, that I could "borrow"? No, sorry. The big problem is putting all the devices in power domains since the Samsung port always has every single machine driver directly register devices. Until that problem is solved it's not possible to figure out if we're idle. --wRRV7LY7NUeQGEoC Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAEBAgAGBQJPdX5CAAoJEBus8iNuMP3d7U0P/RPtMNg6qVcsiAj/RM+dS36p fWE0iMT6q/FHC7OTxBVvKX7HiZYS7iav0F3BF56gpod4WSLFcfalA3j7PQ05YBD7 Dxlg0mLVyIJyE1yrH1tuqoNPDnFk7RqlU+RcqMA49+1SJdP64vShsQOBBi31QweT lhFj8MEPYqvepvO/e8lgDM/yIaILiDVKXapCPGE6AztsEJy0dFoqyC/0srhdD1F6 dpPu/ZyMiLscdyOir2t2STGwltFH1AU6mC4hgIllpQfQygxMSeGtMg3W8SEafO16 /XIezhPyDIVuuXUdFzBCMkskEsSuSW1Mv2At+PzhuadJQveomKWbAOyHr7GwofQF 4jsoDo+jdO3nWzdF9Df8wAWMWiHRDDYHIsH4pWfngKFpCwkaY9nkotPGCkv6betw ZTHTN+4OOZzmYFcljv3eGVIETd977ycaJwY5b6LbtkhXnKMgUfhuAUyBiX6R162Y qsbxj/Js2Ph1XWid8tjaNSIlNWw6IaVjiyey1vP0NN6300aD21RwA+R2fRFEtdhd F/dTzDxWAUld+0ZzMt2Ox+AbkajHmVsMpijppjRtpQzu2p2wBKKpaAYJo/Nyd9ln MKci3c51Do+oC2HgiZ63d8lKLQ7RyJL7mxSM/jgd8QTBdyR5DBJ4kciREnU8uLnt ZqqeTOjxscqngWvUZSU2 =yhJT -----END PGP SIGNATURE----- --wRRV7LY7NUeQGEoC-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: broonie@opensource.wolfsonmicro.com (Mark Brown) Date: Fri, 30 Mar 2012 10:35:56 +0100 Subject: [PATCH] ARM: S3C64XX: Add basic cpuidle driver In-Reply-To: <201203301032.54739.heiko@sntech.de> References: <1323117169-9817-1-git-send-email-broonie@opensource.wolfsonmicro.com> <201112061231.22570.heiko@sntech.de> <20111222181359.GA19259@sirena.org.uk> <201203301032.54739.heiko@sntech.de> Message-ID: <20120330093556.GA21950@opensource.wolfsonmicro.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Mar 30, 2012 at 10:32:54AM +0200, Heiko St?bner wrote: > Am Donnerstag, 22. Dezember 2011, 19:13:59 schrieb Mark Brown: > > My plan there for the s3c64xx was to use pm_domain to figure out if the > > system is idle enough to drop down, I've been adding some pm_runtime > > support to provide the information to the core to let it figure this out. > sorry for digging this up again, but do you happen to have some preliminary > code laying around for this, that I could "borrow"? No, sorry. The big problem is putting all the devices in power domains since the Samsung port always has every single machine driver directly register devices. Until that problem is solved it's not possible to figure out if we're idle. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: Digital signature URL: