From mboxrd@z Thu Jan 1 00:00:00 1970 From: Martin Steigerwald Subject: Re: [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4) Date: Wed, 09 Nov 2016 09:20:31 +0100 Message-ID: <2133270.BvWHEGSr0T@merkaba> References: <2628657.kfrL36kGVH@merkaba> <3409292.hOGaBhKxQ4@merkaba> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <3409292.hOGaBhKxQ4@merkaba> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org Cc: Intel Gfx Mailing List , Linus Torvalds , Linux Kernel Mailing List List-Id: intel-gfx@lists.freedesktop.org QW0gRGllbnN0YWcsIDguIE5vdmVtYmVyIDIwMTYsIDE2OjE3OjU5IENFVCBzY2hyaWViIE1hcnRp biBTdGVpZ2Vyd2FsZDoKPiBBbSBEaWVuc3RhZywgOC4gTm92ZW1iZXIgMjAxNiwgMTY6MTE6MzEg Q0VUIHNjaHJpZWIgTWFydGluIFN0ZWlnZXJ3YWxkOgo+ID4gQW0gTW9udGFnLCA3LiBOb3ZlbWJl ciAyMDE2LCAxOTowOTozNiBDRVQgc2NocmllYiBKYW5pIE5pa3VsYToKPiA+ID4gT24gTW9uLCAw NyBOb3YgMjAxNiwgTWFydGluIFN0ZWlnZXJ3YWxkIDxtYXJ0aW5AbGljaHR2b2xsLmRlPiB3cm90 ZToKPiA+ID4gPiBJdCBpcyBhbHNvIHRoZSBzYW1lIGtpbmQgb2YgY29ycnVwdGlvbnMgYXMgc2hv d24gaW4KPiA+ID4gPiAKPiA+ID4gPiBbQnVnIDE3NzcwMV0gd2FybmluZyBpbiBpbnRlbF9kcF9h dXhfdHJhbnNmZXIKPiA+ID4gPiBodHRwczovL2J1Z3ppbGxhLmtlcm5lbC5vcmcvc2hvd19idWcu Y2dpP2lkPTE3NzcwMQo+ID4gPiA+IAo+ID4gPiA+IEp1c3QgY29tcGFyZQo+ID4gPiA+IAo+ID4g PiA+IGh0dHBzOi8vYnVnemlsbGEua2VybmVsLm9yZy9hdHRhY2htZW50LmNnaT9pZD0yNDE4MDEK PiA+ID4gPiAKPiA+ID4gPiB3aXRoCj4gPiA+ID4gCj4gPiA+ID4gaHR0cHM6Ly9tYXJ0aW4tc3Rl aWdlcndhbGQuZGUvdG1wL2Rpc3BsYXktaXNzdWVzLXdpdGgta2VybmVsLTQuOS1yYzQucAo+ID4g PiA+IG5nCj4gPiA+ID4gCj4gPiA+ID4gCj4gPiA+ID4gSG93ZXZlciB0aGF0IGJ1ZyByZXBvcnQg bGlua3MgdG8KPiA+ID4gPiAKPiA+ID4gPiBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3No b3dfYnVnLmNnaT9pZD05NzM0NAo+ID4gPiA+IAo+ID4gPiA+IHlldCB0aGUgcGF0Y2ggbWVudGlv bmVkIGluIHRoZXJlIGRvZXMgbm90IGZpeCB0aGUgaXNzdWUuIFNvIEkgd29uZGVyCj4gPiA+ID4g d2hldGhlciBidWcgIzk3MzQ0IGFuZCBidWcgIzE3NzcwMSBhcmUgcmVhbGx5IHRoZSBzYW1lLgo+ ID4gPiAKPiA+ID4gVGhleSBhcmUgdGhlIHNhbWUsIGl0J3MganVzdCB0aGF0ICMxNzc3MDEgY29u ZmxhdGVzIHR3byBpc3N1ZXMsIGEKPiA+ID4gd2FybmluZyAodHJhY2tlZCBhdCBmZG8gIzk3MzQ0 OSkgYW5kIGEgZ3JhcGhpY3MgY29ycnVwdGlvbi4gVGhlIGxhdHRlcgo+ID4gPiBhcHBlYXJzIHRv IGJlIGh0dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dpP2lkPTk4NDAyLgo+ ID4gPiAKPiA+ID4gVGhlIGZpeCBoYXMgbm93IGJlZW4gcHVzaGVkIHRvIGRybS1pbnRlbC1maXhl cyBicmFuY2ggb2YKPiA+ID4gaHR0cDovL2NnaXQuZnJlZWRlc2t0b3Aub3JnL2RybS1pbnRlbCwg d2hpY2ggaXMgLXJjNCBwbHVzIGhhbGYgYSBkb3plbgo+ID4gPiBsYXRlc3QgZml4ZXMuIFBsZWFz ZSB0cnkgdGhhdCBhbmQgcmVwb3J0IGJhY2suCj4gPiAKPiA+IEZvciBub3cgY29tbWl0IDU0OTA1 YWI1ZmU3YWE0NTM2MTBlMzFjZWM2NDBlNTI4YWFlZGIyZTIgb2YgZHJtLWludGVsLWZpeGVzCj4g Cj4gSSBtZW50IG5vdCBleGFjdGx5IHRoaXMgY29tbWl0LCBidXQgdGhpcyBpcyB0aGUgbGFzdCBj b21taXQgaW4gdGhlIGJyYW5jaCBhcwo+IEkgY29tcGlsZWQgdGhlIGtlcm5lbC4KPiAKPiA+IGJy YW5jaCBzZWVtcyB0byB3b3JrIG9rYXkuIEkgY2FuIG9ubHkgdGVzdCB3aXRoIGxhcHRvcCBkaXNw bGF5IGF0IHRoZQo+ID4gbW9tZW50LiBCdXQgSSB3aWxsIHRlc3Qgd2l0aCBleHRlcm5hbCBkaXNw bGF5IHRoaXMgZXZlbmluZyDigJMgaW4gY2FzZSB0aGUKPiA+IGlzc3VlIGF0IGhhbmQgaXMgRGlz cGxheVBvcnQgcmVsYXRlZC4KCkFsc28gbm8gZ3JhcGhpY3MgZ2xpdGNoZXMgd2l0aCBleHRlcm5h bCBEaXNwbGF5UG9ydCBjb25uZWN0ZWQgZGlzcGxheS4KCipIb3dldmVyKiwgSSBnb3QgYSBzb2Z0 IGZyZWV6ZSBhbmQgYSBoYXJkIGZyZWV6ZSAod2VsbCBhZnRlciBhYm91dCBhIG1pbnV0ZSBJIApn YXZlIHVwIGFuZCByZWJvb3RlZCBieSBwcmVzc2luZyBwb3dlciBidXR0b24gbG9uZyBlbm91Z2gg dG8gZm9yY2VmdWxseSBzd2l0Y2ggCm9mZiB0aGUgbGFwdG9wKSB3aGVuIHBsYXlpbmcgUGxhbmVT aGlmdCB1c2luZyBkcm0taW50ZWwtZml4ZXMgYnJhbmNoLgoKVW5mb3J0dW5hdGVseSBJIGhhdmUg bm8gZnVydGhlciB0aW1lIHRvIGRlYnVnIGFueSBvZiB0aGlzIHdlZWssIGJ1dCBpdCBzZWVtcyAK bm90IGFsbCBmaXhlcyBhcmUgdGhlcmUgYXJlIHJlYWR5IGZvciBuZXh0IHN0YWJsZSBrZXJuZWwu CgpDaWFvLApNYXJ0aW4KCj4gPiBJIHdpbGwgYWRkIHRoaXMgaW5mb3JtYXRpb24gdG8gZmRvIGJ1 ZyA5ODQwMiBhcyB3ZWxsLgo+ID4gCj4gPiBUaGFua3MsCj4gPiBNYXJ0aW4KPiA+IAo+ID4gPiA+ IE9mIGNvdXJzZSBJIGNhbiByZXBvcnQgYSBidWcgYXQgZmRvIGFzIHdlbGwsIGJ1dCBJIGFtIGEg Yml0IGNvbmZ1c2VkCj4gPiA+ID4gd2hldGhlciBpdCBtYXkgbm90IGFscmVhZHkgaGF2ZSBiZWVu IHJlcG9ydGVkLiBXZWxsIEkgaG9wZSBJIGdldCBhCj4gPiA+ID4gY2hhbmNlIHRvIHJlcG9ydCBp dCB0aGVyZSBhcyB3ZWxsIGFuZCB5b3UgZ2V0IHRvIGRlY2lkZS4KPiA+ID4gCj4gPiA+IElmIGRy bS1pbnRlbC1maXhlcyBkb2Vzbid0IGZpeCB0aGUgaXNzdWUgZm9yIHlvdSwgcGxlYXNlIGZpbGUg YSAqbmV3Kgo+ID4gPiBidWcgb3ZlciBhdCB0aGUgZnJlZWRlc2t0b3Aub3JnIGJ1Z3ppbGxhLgo+ ID4gPiAKPiA+ID4gQlIsCj4gPiA+IEphbmkuCgoKLS0gCk1hcnRpbgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0Cklu dGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5v cmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753042AbcKIIVc convert rfc822-to-8bit (ORCPT ); Wed, 9 Nov 2016 03:21:32 -0500 Received: from mondschein.lichtvoll.de ([194.150.191.11]:47471 "EHLO mail.lichtvoll.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751817AbcKIIVb (ORCPT ); Wed, 9 Nov 2016 03:21:31 -0500 From: Martin Steigerwald To: intel-gfx@lists.freedesktop.org Cc: Jani Nikula , Intel Gfx Mailing List , Linus Torvalds , Linux Kernel Mailing List Subject: Re: [Intel-gfx] [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4) Date: Wed, 09 Nov 2016 09:20:31 +0100 Message-ID: <2133270.BvWHEGSr0T@merkaba> User-Agent: KMail/5.2.3 (Linux/4.8.0-1-amd64; KDE/5.27.0; x86_64; ; ) In-Reply-To: <3409292.hOGaBhKxQ4@merkaba> References: <2628657.kfrL36kGVH@merkaba> <3409292.hOGaBhKxQ4@merkaba> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Dienstag, 8. November 2016, 16:17:59 CET schrieb Martin Steigerwald: > Am Dienstag, 8. November 2016, 16:11:31 CET schrieb Martin Steigerwald: > > Am Montag, 7. November 2016, 19:09:36 CET schrieb Jani Nikula: > > > On Mon, 07 Nov 2016, Martin Steigerwald wrote: > > > > It is also the same kind of corruptions as shown in > > > > > > > > [Bug 177701] warning in intel_dp_aux_transfer > > > > https://bugzilla.kernel.org/show_bug.cgi?id=177701 > > > > > > > > Just compare > > > > > > > > https://bugzilla.kernel.org/attachment.cgi?id=241801 > > > > > > > > with > > > > > > > > https://martin-steigerwald.de/tmp/display-issues-with-kernel-4.9-rc4.p > > > > ng > > > > > > > > > > > > However that bug report links to > > > > > > > > https://bugs.freedesktop.org/show_bug.cgi?id=97344 > > > > > > > > yet the patch mentioned in there does not fix the issue. So I wonder > > > > whether bug #97344 and bug #177701 are really the same. > > > > > > They are the same, it's just that #177701 conflates two issues, a > > > warning (tracked at fdo #973449) and a graphics corruption. The latter > > > appears to be https://bugs.freedesktop.org/show_bug.cgi?id=98402. > > > > > > The fix has now been pushed to drm-intel-fixes branch of > > > http://cgit.freedesktop.org/drm-intel, which is -rc4 plus half a dozen > > > latest fixes. Please try that and report back. > > > > For now commit 54905ab5fe7aa453610e31cec640e528aaedb2e2 of drm-intel-fixes > > I ment not exactly this commit, but this is the last commit in the branch as > I compiled the kernel. > > > branch seems to work okay. I can only test with laptop display at the > > moment. But I will test with external display this evening – in case the > > issue at hand is DisplayPort related. Also no graphics glitches with external DisplayPort connected display. *However*, I got a soft freeze and a hard freeze (well after about a minute I gave up and rebooted by pressing power button long enough to forcefully switch off the laptop) when playing PlaneShift using drm-intel-fixes branch. Unfortunately I have no further time to debug any of this week, but it seems not all fixes are there are ready for next stable kernel. Ciao, Martin > > I will add this information to fdo bug 98402 as well. > > > > Thanks, > > Martin > > > > > > Of course I can report a bug at fdo as well, but I am a bit confused > > > > whether it may not already have been reported. Well I hope I get a > > > > chance to report it there as well and you get to decide. > > > > > > If drm-intel-fixes doesn't fix the issue for you, please file a *new* > > > bug over at the freedesktop.org bugzilla. > > > > > > BR, > > > Jani. -- Martin