[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-10-03 Thread CSRedRat
When Kernel was updated to 3.6? Kernel Freeze today! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1053269 Title: screen goes black after grub, lights up again when X starts To manage notifications

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-27 Thread Lucazade
@Baokai Lei (leibaokai) confirmed! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1053269 Title: screen goes black after grub, lights up again when X starts To manage notifications about this bug g

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-27 Thread Baokai Lei
Ok, I've filed a new bug here: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1057532 @Lucazade, Please confirm at the link above that the bug also affects you. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launch

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-26 Thread Steve Langasek
Please file a new bug report for your issue, as the bug the original reporter was experiencing has been fixed with a change to the i915 driver. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1053269 Ti

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-26 Thread Baokai Lei
** Description changed: after the latest updates I get a black screen during bootup... it seems related to the vt.handoff=7 feature of grub. Infact removing this I can see at least the virtualterminal during bootup. Maybe it is not correctly patched the latest release of grub (2.00-5ubuntu1

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-26 Thread Baokai Lei
I can confirm that, the issue is *not* fixed with Ati Radeon cards! Radeon HD 6850 here. Even with kernel 3.5.0-15.23, it's still the same. After selecting an entry from the Grub menu and booting starts, the screen goes blank, and the monitor displays "no signal". When booting ends, the screen c

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-25 Thread Lucazade
Unfortunately there are still some issues with ATI cards.. I've tried with a Radeon HD3000 and I get a blank bootup like it was for Intel. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1053269 Title:

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-24 Thread Lucazade
@Karmal fixed with 3.5.0-15.23.. thanks :) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1053269 Title: screen goes black after grub, lights up again when X starts To manage notifications about th

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-24 Thread Kamal Mostafa
@Lucazade- Please ignore the test kernel I mentioned in comment #13, and just test the Quantal 3.5.0-15.23 kernel instead. Confirm that it fixes the problem? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-24 Thread Launchpad Bug Tracker
This bug was fixed in the package linux - 3.5.0-15.23 --- linux (3.5.0-15.23) quantal; urgency=low [ Upstream Kernel Changes ] * Revert "drm/i915: don't forget the PCH backlight registers" - LP: #1053269, #1055231, #1055665 * Revert "drm/i915: fix up PCH backlight #define m

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-24 Thread Kamal Mostafa
Due to this problem and LP: 1055665, we're planning to revert the patch set that we think is the cause. @Lucazade- If you could, please try this test kernel, and advise whether it fixes the problem: http://people.canonical.com/~kamal/backlightrevert/ -- You received this bug notification becaus

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-24 Thread Lucazade
any news? btw it seems related to the latest patches in .22 kernel release about the i915 backlight. in fact if I blacklist completely the i915 module the bootup is ok.. I tried to pass 'acpi_backlight=video/vendor' and 'i915.enable_backlight=1/0' but without success. note: This laptop is a Del

[Bug 1053269] Re: screen goes black after grub, lights up again when X starts

2012-09-22 Thread Lucazade
http://paste.ubuntu.com/1220031/(-21) http://paste.ubuntu.com/1220057/(patch1) http://paste.ubuntu.com/1220059/(patch2) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1053269 Title: scree