From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Bolle Subject: Re: [PATCH] drm/i915: enable BIOS hang workaround for Lenovo T60 too Date: Fri, 19 Jun 2015 18:36:55 +0200 Message-ID: <1434731815.2385.157.camel@x220> References: <1434694676-2039-1-git-send-email-mikko.rapeli@iki.fi> <20150619154431.GD25769@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20150619154431.GD25769@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Daniel Vetter Cc: Mikko Rapeli , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Daniel Vetter , intel-gfx@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gRnJpLCAyMDE1LTA2LTE5IGF0IDE3OjQ0ICswMjAwLCBEYW5pZWwgVmV0dGVyIHdyb3RlOgo+ IEkgd29uZGVyIHdoZXRoZXIgd2Ugc2hvdWxkbid0IGRvIHRoaXMgdW5jb25kaXRpb25hbGx5IGZv ciBnZW40IGFuZCBlYXJsaWVyCj4gZm9yIExlbm92byAuLi4gQW55d2F5IHRoaXMgbmVlZHMgQ2M6 IHN0YWJsZUB2Z2VyLmtlcm5lbC5vcmcgYW5kIGlzIGZvcgo+IEphbmkgdG8gcGljayB1cC4KPiAK PiBUaGFua3MgZm9yIGZpZ3VyaW5nIG91dCB3aGF0J3MgYmVlbiBicm9rZW4gaGVyZS4KPiAtRGFu aWVsCj4gCj4gPiAgCQlwY2lfc2V0X3Bvd2VyX3N0YXRlKGRybV9kZXYtPnBkZXYsIFBDSV9EM2hv dCk7Cj4gPiAgCj4gPiAgCXJldHVybiAwOwoKSnVzdCB0d28gZGF5cyBhZ28gd2UgZGlzY3Vzc2Vk IHRoaXMgYnVnIHRvbywgc2VlCmh0dHBzOi8vbGttbC5vcmcvbGttbC8yMDE1LzYvMTcvMzI3IC4g VGhhdCBtZXNzYWdlIGNvbnRhaW5zIGEgbGluayB0byBhCnBhdGNoIEkgY29iYmxlZCB0b2dldGhl ciBmb3IgeWV0IGFub3RoZXIgVGhpbmtQYWQgaGl0dGluZyB0aGlzLCBidXQgd2l0aApQQ0lfU1VC VkVORE9SX0lEX0lCTSBpbnZvbHZlZC4KCgpQYXVsIEJvbGxlCgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1k ZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753286AbbFSQhG (ORCPT ); Fri, 19 Jun 2015 12:37:06 -0400 Received: from lb3-smtp-cloud6.xs4all.net ([194.109.24.31]:32964 "EHLO lb3-smtp-cloud6.xs4all.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751517AbbFSQhC (ORCPT ); Fri, 19 Jun 2015 12:37:02 -0400 Message-ID: <1434731815.2385.157.camel@x220> Subject: Re: [PATCH] drm/i915: enable BIOS hang workaround for Lenovo T60 too From: Paul Bolle To: Daniel Vetter Cc: Mikko Rapeli , linux-kernel@vger.kernel.org, imre.deak@intel.com, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Daniel Vetter , Jani Nikula Date: Fri, 19 Jun 2015 18:36:55 +0200 In-Reply-To: <20150619154431.GD25769@phenom.ffwll.local> References: <1434694676-2039-1-git-send-email-mikko.rapeli@iki.fi> <20150619154431.GD25769@phenom.ffwll.local> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4 (3.10.4-4.fc20) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2015-06-19 at 17:44 +0200, Daniel Vetter wrote: > I wonder whether we shouldn't do this unconditionally for gen4 and earlier > for Lenovo ... Anyway this needs Cc: stable@vger.kernel.org and is for > Jani to pick up. > > Thanks for figuring out what's been broken here. > -Daniel > > > pci_set_power_state(drm_dev->pdev, PCI_D3hot); > > > > return 0; Just two days ago we discussed this bug too, see https://lkml.org/lkml/2015/6/17/327 . That message contains a link to a patch I cobbled together for yet another ThinkPad hitting this, but with PCI_SUBVENDOR_ID_IBM involved. Paul Bolle -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in Please read the FAQ at http://www.tux.org/lkml/