From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: v4.17-rc1: regressions on N900, N950 Date: Mon, 21 May 2018 23:39:53 +0200 Message-ID: <20180521213952.GA11596@amd> References: <20180422074213.GA12428@amd> <20180423202940.ig6iud5lrbgnu35a@darkstar.musicnaut.iki.fi> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============2944609439466726556==" Return-path: In-Reply-To: <20180423202940.ig6iud5lrbgnu35a@darkstar.musicnaut.iki.fi> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Aaro Koskinen Cc: ivo.g.dimitrov.75@gmail.com, khilman@kernel.org, tony@atomide.com, abcloriens@gmail.com, kernel list , sre@kernel.org, martijn@brixit.nl, Filip =?utf-8?Q?Matijevi=C4=87?= , Thorsten Leemhuis , clayton@craftyguy.net, sakari.ailus@linux.intel.com, pali.rohar@gmail.com, linux-omap@vger.kernel.org, patrikbachan@gmail.com, linux-arm-kernel , serge@hallyn.com List-Id: linux-omap@vger.kernel.org --===============2944609439466726556== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="OXfL5xGRrasGEqWY" Content-Disposition: inline --OXfL5xGRrasGEqWY Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable HI! > On Sun, Apr 22, 2018 at 09:42:13AM +0200, Pavel Machek wrote: > > v4.17-rc1 broke display for me on Nokia N900. (I don't know if system > > boots, but I can see on red flash LED that at least that driver > > succeeded. So it should not be early boot crash). > >=20 > > v4.17-rc1 also broke boot on N950. > >=20 > > Any ideas? Does it work for you? >=20 > Below config works for me on N900 and N950. (On N950, I need to disable to > display DTS entry as discussed in other threads.) Thanks... On N900 it works for me in v4.16, but display stays blank in v4.17-rc1... And I'm starting to suspect I have somehow special N900, or maybe special gcc version... Whether display on N900 works or not seems to depend on completely unrelated config options :-(. Maybe it is timing during boot or something. Best regards, Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --OXfL5xGRrasGEqWY Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlsDPKgACgkQMOfwapXb+vKRdgCgw/d5kwoj1Y0AWn9WFqGhnOz/ 3I8AmwTI02rWx45oZcEbv1PHdh7HqfB+ =jt29 -----END PGP SIGNATURE----- --OXfL5xGRrasGEqWY-- --===============2944609439466726556== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============2944609439466726556==-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: pavel@ucw.cz (Pavel Machek) Date: Mon, 21 May 2018 23:39:53 +0200 Subject: v4.17-rc1: regressions on N900, N950 In-Reply-To: <20180423202940.ig6iud5lrbgnu35a@darkstar.musicnaut.iki.fi> References: <20180422074213.GA12428@amd> <20180423202940.ig6iud5lrbgnu35a@darkstar.musicnaut.iki.fi> Message-ID: <20180521213952.GA11596@amd> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org HI! > On Sun, Apr 22, 2018 at 09:42:13AM +0200, Pavel Machek wrote: > > v4.17-rc1 broke display for me on Nokia N900. (I don't know if system > > boots, but I can see on red flash LED that at least that driver > > succeeded. So it should not be early boot crash). > > > > v4.17-rc1 also broke boot on N950. > > > > Any ideas? Does it work for you? > > Below config works for me on N900 and N950. (On N950, I need to disable to > display DTS entry as discussed in other threads.) Thanks... On N900 it works for me in v4.16, but display stays blank in v4.17-rc1... And I'm starting to suspect I have somehow special N900, or maybe special gcc version... Whether display on N900 works or not seems to depend on completely unrelated config options :-(. Maybe it is timing during boot or something. Best regards, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 181 bytes Desc: Digital signature URL: From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754399AbeEUVkX (ORCPT ); Mon, 21 May 2018 17:40:23 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:42871 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754318AbeEUVj4 (ORCPT ); Mon, 21 May 2018 17:39:56 -0400 Date: Mon, 21 May 2018 23:39:53 +0200 From: Pavel Machek To: Aaro Koskinen Cc: pali.rohar@gmail.com, sre@kernel.org, kernel list , linux-arm-kernel , linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org, ivo.g.dimitrov.75@gmail.com, patrikbachan@gmail.com, serge@hallyn.com, abcloriens@gmail.com, clayton@craftyguy.net, martijn@brixit.nl, sakari.ailus@linux.intel.com, Filip =?utf-8?Q?Matijevi=C4=87?= , Thorsten Leemhuis Subject: Re: v4.17-rc1: regressions on N900, N950 Message-ID: <20180521213952.GA11596@amd> References: <20180422074213.GA12428@amd> <20180423202940.ig6iud5lrbgnu35a@darkstar.musicnaut.iki.fi> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="OXfL5xGRrasGEqWY" Content-Disposition: inline In-Reply-To: <20180423202940.ig6iud5lrbgnu35a@darkstar.musicnaut.iki.fi> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --OXfL5xGRrasGEqWY Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable HI! > On Sun, Apr 22, 2018 at 09:42:13AM +0200, Pavel Machek wrote: > > v4.17-rc1 broke display for me on Nokia N900. (I don't know if system > > boots, but I can see on red flash LED that at least that driver > > succeeded. So it should not be early boot crash). > >=20 > > v4.17-rc1 also broke boot on N950. > >=20 > > Any ideas? Does it work for you? >=20 > Below config works for me on N900 and N950. (On N950, I need to disable to > display DTS entry as discussed in other threads.) Thanks... On N900 it works for me in v4.16, but display stays blank in v4.17-rc1... And I'm starting to suspect I have somehow special N900, or maybe special gcc version... Whether display on N900 works or not seems to depend on completely unrelated config options :-(. Maybe it is timing during boot or something. Best regards, Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --OXfL5xGRrasGEqWY Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlsDPKgACgkQMOfwapXb+vKRdgCgw/d5kwoj1Y0AWn9WFqGhnOz/ 3I8AmwTI02rWx45oZcEbv1PHdh7HqfB+ =jt29 -----END PGP SIGNATURE----- --OXfL5xGRrasGEqWY--