From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752318Ab2KJRIA (ORCPT ); Sat, 10 Nov 2012 12:08:00 -0500 Received: from moutng.kundenserver.de ([212.227.126.186]:56424 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751514Ab2KJRH7 (ORCPT ); Sat, 10 Nov 2012 12:07:59 -0500 Date: Sat, 10 Nov 2012 18:07:42 +0100 From: Thierry Reding To: Stephen Warren Cc: Mark Brown , "spi-devel-general@lists.sourceforge.net" , Laxman Dewangan , Stephen Warren , "linux-kernel@vger.kernel.org" , Rob Herring Subject: Re: [PATCH] spi: tegra: sequence compatible strings as per preference Message-ID: <20121110170741.GA17689@avionic-0098.mockup.avionic-design.de> References: <1352452052-13823-1-git-send-email-ldewangan@nvidia.com> <509D37B8.8020606@wwwdotorg.org> <20121109171008.GX23807@opensource.wolfsonmicro.com> <509D3D46.7060102@wwwdotorg.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="J/dobhs11T7y2rNN" Content-Disposition: inline In-Reply-To: <509D3D46.7060102@wwwdotorg.org> User-Agent: Mutt/1.5.21 (2010-09-15) X-Provags-ID: V02:K0:hhRc0TQ7MTnLApcc678KU10V0zj98T92OOLpWgoeuIp RkQLMWbyFGEvCGIUDIrXgcJm2ZuiaS5Vq9sP5sYMnh+FtcclfG ANnr1zl3Dp/4ZEGGn5BngViwsHc4AeeclmmN73oELRTEcBqReD OacGZ8ITnjl8ppDFWltJaJg7XKyK2bo4t39soXt+FcL+WVu4dk QMz4KML5l7k/BLWfRewdyGA7Zms9sNXQaT1UahveIblut4N38B iJAOBb+lnCc7sIXbnjGebPVjCaFTRHLxPiT1cWlcWzinaqx3o8 sD/KB1OkHYi3TZYWI+kxr+7TUdSq22n1H62kO+w6e94zF36Rhu 8t0Dp/WidQ6j6WnIq5yGX0N3b95LRf1gg2y8qLWKSPKdmpMxmJ ZkNb98AV9KucaG3RVTSXplutJfTa6YUl9R29+w9Azbo0WSz8q3 0yLrE Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --J/dobhs11T7y2rNN Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Nov 09, 2012 at 10:28:38AM -0700, Stephen Warren wrote: > On 11/09/2012 10:10 AM, Mark Brown wrote: > > On Fri, Nov 09, 2012 at 10:04:56AM -0700, Stephen Warren wrote: > >=20 > >> However just FYI, it should not be necessary for correctness; The > >> DT matching order is supposed to be driven purely by the order of > >> the compatible values in the DT now, and not affected by the > >> order of values in the table. (This wasn't always the case, but > >> was a bug that was fixed IIRC by Thierry Reding). > >=20 > > I guess the driver is being used backported in older kernels which > > don't have that fix? >=20 > That sounds likely. Laxman, it'd be a good idea to track down the fix > to the DT matching code and backport it, so that hard-to debug issues > aren't caused by the lack of that patch! Unfortunately the patch that was supposed to fixed this caused a regression and was therefore reverted. Rob (Cc'ed) said there was a patch to fix it properly and was supposed to go into 3.6 but it seems that never happened. Rob, what's the status on this? The revert is here: bc51b0c22cebf5c311a6f1895fcca9f78efd0478 Thierry --J/dobhs11T7y2rNN Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) iQIcBAEBAgAGBQJQnondAAoJEN0jrNd/PrOhYJUP/20RMyzx47zR8nbEljYVYX46 w/oQO0iK4IUhaxUJ+ApC+2biU2gNXxsPmR+Qo/C9aJ7U5xLnYNsywaM8reHQ/lJf +/aTRhd/XASmJUFeGquLEs6TbDgVkHaDP+6sGdBFLh8rQ1mT86pNOmQqvjcPXRrH RNmtmpQ9oAgqtYALK77swK2wtiLuoIB+Lgxcamw7PrIfx/yT0THL1zimbKlOZtw1 fdIrLrJDBPsME+pkTMJXp7rQEdkwhmcP0SVG56K8Q9j9x2KMfhTKUZYsSokteI4k +uGXO2+mHyF3XAtPM2NJcrqOKcj/xaQKdlqeHv8ZOhnIpZxefEvEgma3R2cR6Vkd 2SXYJoB7sDeCP0s64CFRkHwVULsyJLersiUnwp7FqQllrufTySKacajglOU7Kx4u 3v7zAkrfM6eJm09PuLXoawD6rT9Relg4Tf4rg+snZ9GxSYquKY3DVXWsxUTkFkrS mtLMitFFrmtjGZqsYSr9xtSuwBcjh6QaHNssPf9+1OXSIVDRhzCkL+GWfqgLBNA8 f9k5KuNuH9XTQJHihNSJeUREf0N0PgomQ2BtYVS6S7N2Q8d7NKFYXFUlrYj5Izd3 u8gTi8z0Lullv9qPLEqa1GN+U/y8Rqbc4vBrWOoMGyrjj1XQh6CcvGhRvV7XUkko wThIvYpKIuZscj5A/ZxC =/WkF -----END PGP SIGNATURE----- --J/dobhs11T7y2rNN--