Launchpad has imported 13 comments from the remote bug at https://bugs.freedesktop.org/show_bug.cgi?id=80151.
If you reply to an imported comment from within Launchpad, your comment will be sent to the remote bug automatically. Read more about Launchpad's inter-bugtracker facilities at https://help.launchpad.net/InterBugTracking. ------------------------------------------------------------------------ On 2014-06-17T16:53:29+00:00 JohnnyD' wrote: Created attachment 101247 RegDump kernel 3.15 - screen black During boot, the screen displays vertical green bars and then stays black. Regression bisected to commit 1ad292b51e358c8b6e9b8966889c21f1fe705489. Machine: Toshiba Portege M700 Distro: Ubuntu 13.10 x86_64 xf86-video-intel:2.99.904 xserver: 7.7 mesa:9.2.1 libdrm:2.4.46 Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/4 ------------------------------------------------------------------------ On 2014-06-17T16:54:31+00:00 JohnnyD' wrote: Created attachment 101249 Dmesg kernel 3.15 - screen black Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/5 ------------------------------------------------------------------------ On 2014-06-17T16:55:10+00:00 JohnnyD' wrote: Created attachment 101250 RegDump kernel 3.14.6 - working Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/6 ------------------------------------------------------------------------ On 2014-06-17T16:55:40+00:00 JohnnyD' wrote: Created attachment 101251 Dmesg kernel 3.14.6 - working Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/7 ------------------------------------------------------------------------ On 2014-06-23T08:18:44+00:00 Jani-nikula wrote: bisected to commit 1ad292b51e358c8b6e9b8966889c21f1fe705489 Author: Jesse Barnes <jbar...@virtuousgeek.org> Date: Fri Mar 7 08:57:49 2014 -0800 drm/i915: get_plane_config for i9xx v13 Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/10 ------------------------------------------------------------------------ On 2014-06-26T18:50:21+00:00 Jesse Barnes wrote: Can you attach a dmesg from the failing case when booted with drm.debug=6? I want to see the early allocation stuff we do. It seems related to our stolen memory allocation somehow... Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/11 ------------------------------------------------------------------------ On 2014-06-26T18:53:07+00:00 Jesse Barnes wrote: A patch to try after collecting the dmesg: index 6441178..e849e5d 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -231,7 +231,7 @@ int i915_gem_init_stolen(struct drm_device *dev) DRM_DEBUG_KMS("found %zd bytes of stolen memory at %08lx\n", dev_priv->gtt.stolen_size, dev_priv->mm.stolen_base); - if (IS_VALLEYVIEW(dev)) + if (IS_VALLEYVIEW(dev) || 1) bios_reserved = 1024*1024; /* top 1M on VLV/BYT */ if (WARN_ON(bios_reserved > dev_priv->gtt.stolen_size)) Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/12 ------------------------------------------------------------------------ On 2014-06-27T08:23:26+00:00 JohnnyD' wrote: Created attachment 101845 Dmesg_BAD_drm.debug=6 Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/13 ------------------------------------------------------------------------ On 2014-06-27T08:24:37+00:00 JohnnyD' wrote: (In reply to comment #5) > Can you attach a dmesg from the failing case when booted with drm.debug=6? > I want to see the early allocation stuff we do. It seems related to our > stolen memory allocation somehow... Done. Dmesg attached above... Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/14 ------------------------------------------------------------------------ On 2014-06-27T08:42:26+00:00 JohnnyD' wrote: (In reply to comment #6) > A patch to try after collecting the dmesg: > > index 6441178..e849e5d 100644 > --- a/drivers/gpu/drm/i915/i915_gem_stolen.c > +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c > @@ -231,7 +231,7 @@ int i915_gem_init_stolen(struct drm_device *dev) > DRM_DEBUG_KMS("found %zd bytes of stolen memory at %08lx\n", > dev_priv->gtt.stolen_size, dev_priv->mm.stolen_base); > > - if (IS_VALLEYVIEW(dev)) > + if (IS_VALLEYVIEW(dev) || 1) > bios_reserved = 1024*1024; /* top 1M on VLV/BYT */ > > if (WARN_ON(bios_reserved > dev_priv->gtt.stolen_size)) Got it... Bypassing the test results in working graphics here. Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/15 ------------------------------------------------------------------------ On 2014-06-27T09:59:11+00:00 Ville-syrjala-e wrote: (In reply to comment #9) > (In reply to comment #6) > > A patch to try after collecting the dmesg: > > > > index 6441178..e849e5d 100644 > > --- a/drivers/gpu/drm/i915/i915_gem_stolen.c > > +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c > > @@ -231,7 +231,7 @@ int i915_gem_init_stolen(struct drm_device *dev) > > DRM_DEBUG_KMS("found %zd bytes of stolen memory at %08lx\n", > > dev_priv->gtt.stolen_size, dev_priv->mm.stolen_base); > > > > - if (IS_VALLEYVIEW(dev)) > > + if (IS_VALLEYVIEW(dev) || 1) > > bios_reserved = 1024*1024; /* top 1M on VLV/BYT */ > > > > if (WARN_ON(bios_reserved > dev_priv->gtt.stolen_size)) > > Got it... > Bypassing the test results in working graphics here. Can you try this patch (without Jesse's hack)? http://patchwork.freedesktop.org/patch/27209/ Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/16 ------------------------------------------------------------------------ On 2014-06-27T10:03:22+00:00 Ville-syrjala-e wrote: Created attachment 101855 [PATCH] drm/i915: Add a guard page between stolen and GTT If http://patchwork.freedesktop.org/patch/27209/ alone doesn't fix it, you can also try to add this patch on top of that one. Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/17 ------------------------------------------------------------------------ On 2014-06-27T13:27:27+00:00 JohnnyD' wrote: (In reply to comment #10) > (In reply to comment #9) > > (In reply to comment #6) > > > A patch to try after collecting the dmesg: > > > > > > index 6441178..e849e5d 100644 > > > --- a/drivers/gpu/drm/i915/i915_gem_stolen.c > > > +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c > > > @@ -231,7 +231,7 @@ int i915_gem_init_stolen(struct drm_device *dev) > > > DRM_DEBUG_KMS("found %zd bytes of stolen memory at %08lx\n", > > > dev_priv->gtt.stolen_size, > > > dev_priv->mm.stolen_base); > > > > > > - if (IS_VALLEYVIEW(dev)) > > > + if (IS_VALLEYVIEW(dev) || 1) > > > bios_reserved = 1024*1024; /* top 1M on VLV/BYT */ > > > > > > if (WARN_ON(bios_reserved > dev_priv->gtt.stolen_size)) > > > > Got it... > > Bypassing the test results in working graphics here. > > Can you try this patch (without Jesse's hack)? > http://patchwork.freedesktop.org/patch/27209/ Success... With this patch only. Do you want dmesg regdumps etc? Reply at: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/1323447/comments/18 ** Changed in: xorg-server Status: Unknown => Confirmed ** Changed in: xorg-server Importance: Unknown => Wishlist -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1323447 Title: Linux 3.15 installs but Display does not start To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1323447/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
