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| Started by | "Simon Wood" <simon@mungewell.org> |
|---|---|
| First post | 2015-10-29 15:10 +0100 |
| Last post | 2015-10-30 15:00 +0100 |
| Articles | 6 — 2 participants |
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[Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P "Simon Wood" <simon@mungewell.org> - 2015-10-29 15:10 +0100
Re: [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P "Simon Wood" <simon@mungewell.org> - 2015-10-29 15:30 +0100
Re: [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P "Simon Wood" <simon@mungewell.org> - 2015-10-29 23:20 +0100
Re: Re: [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P Michel Dänzer <michel@daenzer.net> - 2015-10-30 02:00 +0100
Re: Re: [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P "Simon Wood" <simon@mungewell.org> - 2015-10-30 03:50 +0100
Re: Re: [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P "Simon Wood" <simon@mungewell.org> - 2015-10-30 15:00 +0100
| From | "Simon Wood" <simon@mungewell.org> |
|---|---|
| Date | 2015-10-29 15:10 +0100 |
| Subject | [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P |
| Message-ID | <qoW3U-1al-7@gated-at.bofh.it> |
> Well, I can confirm that the patch stopped the Oops - but unfortunatly > the screen is still dark. > > Also, Oops _does_ happen with rc2 but the screens is OK with that... Back > to looking through the logs. I couldn't see anything of note in the syslog, so attempted to bisect the problem some - although building takes considerable time on this machine (note 32bit). 4.3.0rc6 - bad 4.3.0rc7 - bad 4.3.0rc2 - good 4.3.0rc4 - bad (049e6dde7e57f0054fdc49102e7ef4830c698b46) 4.3.0rc3 - good (9ffecb10283508260936b96022d4ee43a7798b4c) So problem (no LCD backlight) must have been introduced between those. Simon -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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| From | "Simon Wood" <simon@mungewell.org> |
|---|---|
| Date | 2015-10-29 15:30 +0100 |
| Message-ID | <qoWng-1hg-17@gated-at.bofh.it> |
| In reply to | #1258811 |
On Thu, October 29, 2015 8:07 am, Simon Wood wrote:
>
>> Well, I can confirm that the patch stopped the Oops - but unfortunatly
>> the screen is still dark.
>>
>> Also, Oops _does_ happen with rc2 but the screens is OK with that...
>> Back
>> to looking through the logs.
>
> I couldn't see anything of note in the syslog, so attempted to bisect the
> problem some - although building takes considerable time on this machine
> (note 32bit).
>
>
> 4.3.0rc6 - bad
> 4.3.0rc7 - bad
> 4.3.0rc2 - good
> 4.3.0rc4 - bad (049e6dde7e57f0054fdc49102e7ef4830c698b46)
> 4.3.0rc3 - good (9ffecb10283508260936b96022d4ee43a7798b4c)
>
>
> So problem (no LCD backlight) must have been introduced between those.
Well this looks like it might have something to do with it.... will
attempt a build just before it.
--
commit 4281f46ef839050d2ef60348f661eb463c21cc2e
Author: Michel Dänzer <michel.daenzer@amd.com>
Date: Mon Sep 28 18:16:31 2015 +0900
drm/radeon: Restore LCD backlight level on resume (>= R5xx)
--
Cheers,
Simon
--
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| From | "Simon Wood" <simon@mungewell.org> |
|---|---|
| Date | 2015-10-29 23:20 +0100 |
| Message-ID | <qp3I7-60Z-17@gated-at.bofh.it> |
| In reply to | #1258822 |
On Thu, October 29, 2015 8:26 am, Simon Wood wrote: >> 4.3.0rc6 - bad >> 4.3.0rc7 - bad >> 4.3.0rc2 - good >> 4.3.0rc4 - bad (049e6dde7e57f0054fdc49102e7ef4830c698b46) >> 4.3.0rc3 - good (9ffecb10283508260936b96022d4ee43a7798b4c) > -- > commit 4281f46ef839050d2ef60348f661eb463c21cc2e Author: Michel Dänzer > <michel.daenzer@amd.com> > Date: Mon Sep 28 18:16:31 2015 +0900 > > > drm/radeon: Restore LCD backlight level on resume (>= R5xx) > -- I can confirm that this is 'bad' (no backlight). Although confusing this built labelled as rc2, despite being dated after rc3 tag... double checking what I built. -- simon@retrobox:~/linux-git$ git status HEAD detached at 4281f46 -- Simon -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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| From | Michel Dänzer <michel@daenzer.net> |
|---|---|
| Date | 2015-10-30 02:00 +0100 |
| Subject | Re: Re: [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P |
| Message-ID | <qp6cV-7oo-1@gated-at.bofh.it> |
| In reply to | #1258822 |
On 29.10.2015 23:26, Simon Wood wrote: > On Thu, October 29, 2015 8:07 am, Simon Wood wrote: >> > >>> Well, I can confirm that the patch stopped the Oops - but unfortunatly >>> the screen is still dark. >>> >>> Also, Oops _does_ happen with rc2 but the screens is OK with that... >>> Back >>> to looking through the logs. >> >> I couldn't see anything of note in the syslog, so attempted to bisect the >> problem some - although building takes considerable time on this machine >> (note 32bit). >> >> >> 4.3.0rc6 - bad >> 4.3.0rc7 - bad >> 4.3.0rc2 - good >> 4.3.0rc4 - bad (049e6dde7e57f0054fdc49102e7ef4830c698b46) >> 4.3.0rc3 - good (9ffecb10283508260936b96022d4ee43a7798b4c) >> >> >> So problem (no LCD backlight) must have been introduced between those. > > Well this looks like it might have something to do with it.... will > attempt a build just before it. > -- > commit 4281f46ef839050d2ef60348f661eb463c21cc2e > Author: Michel Dänzer <michel.daenzer@amd.com> > Date: Mon Sep 28 18:16:31 2015 +0900 > > drm/radeon: Restore LCD backlight level on resume (>= R5xx) Please try the patches from http://lists.freedesktop.org/archives/dri-devel/2015-October/093514.html . -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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| From | "Simon Wood" <simon@mungewell.org> |
|---|---|
| Date | 2015-10-30 03:50 +0100 |
| Subject | Re: Re: [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P |
| Message-ID | <qp7Vn-8u2-5@gated-at.bofh.it> |
| In reply to | #1259141 |
On Thu, October 29, 2015 6:50 pm, Michel Dänzer wrote: >>> So problem (no LCD backlight) must have been introduced between >>> those. >> >> Well this looks like it might have something to do with it.... will >> attempt a build just before it. -- >> commit 4281f46ef839050d2ef60348f661eb463c21cc2e Author: Michel Dänzer >> <michel.daenzer@amd.com> >> Date: Mon Sep 28 18:16:31 2015 +0900 >> >> >> drm/radeon: Restore LCD backlight level on resume (>= R5xx) >> > > Please try the patches from > http://lists.freedesktop.org/archives/dri-devel/2015-October/093514.html Awesome sauce! 4281f46ef839050d2ef60348f661eb463c21cc2e + 2 patches works (backlight is lit). BTW my GFX is: 01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RV530/M56 GL [Mobility FireGL V5200] Patches apply cleanly to Master too, will build overnight and test first thing tomorrow, Simon -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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| From | "Simon Wood" <simon@mungewell.org> |
|---|---|
| Date | 2015-10-30 15:00 +0100 |
| Subject | Re: Re: [Regression] 4.3.0rc4 through rc7: No LCD backlight on Thinkpad T60P |
| Message-ID | <qpinL-6tx-1@gated-at.bofh.it> |
| In reply to | #1259180 |
On Thu, October 29, 2015 8:39 pm, Simon Wood wrote: > On Thu, October 29, 2015 6:50 pm, Michel Dänzer wrote: > > >>>> So problem (no LCD backlight) must have been introduced between >>>> those. >>> >>> Well this looks like it might have something to do with it.... will >>> attempt a build just before it. -- commit >>> 4281f46ef839050d2ef60348f661eb463c21cc2e Author: Michel Dänzer >>> <michel.daenzer@amd.com> >>> Date: Mon Sep 28 18:16:31 2015 +0900 >>> >>> >>> >>> drm/radeon: Restore LCD backlight level on resume (>= R5xx) >>> >>> >> >> Please try the patches from >> http://lists.freedesktop.org/archives/dri-devel/2015-October/093514.html >> > > Awesome sauce! > > > 4281f46ef839050d2ef60348f661eb463c21cc2e + 2 patches works (backlight is > lit). > > BTW my GFX is: > 01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] > RV530/M56 GL [Mobility FireGL V5200] > > > Patches apply cleanly to Master too, will build overnight and test first > thing tomorrow, Simon Confirmed the patches work with master/rc7, backlight is working! So the big question is whether we can get these included in 4.3 final...? Simon. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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