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Re: 2.6.25-rc2 System no longer powers off after suspend-to-disk. Screen becomes green.

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To: Jeff Chua <jeff.chua.linux@...>
Cc: Linus Torvalds <torvalds@...>, lkml <linux-kernel@...>, Dave Airlie <airlied@...>, Rafael J. Wysocki <rjw@...>, <linux-acpi@...>, suspend-devel List <suspend-devel@...>, Greg KH <gregkh@...>
Date: Wednesday, February 20, 2008 - 1:50 pm

On Wednesday, February 20, 2008 9:17 am Jeff Chua wrote:

They're for saving and restoring GPU state across suspend/resume.  They're 
particularly useful if your machine doesn't re-POST at resume time.  In that 
case your GPU may be totally uninitialized, so either the kernel or X has to 
set it up for you (X only does that partially).


Interesting, which chipset do you have?  AFAIK that shouldn't cause a hang.


I know I fixed that problem in at least one configuration...  Can you try:
  # echo test > /sys/power/disk
  # echo disk > /sys/power/state
and see if that also turns your screen green?

Also, getting a GPU register dump would be helpful.  The intel_reg_dumper tool 
is built as part of the xf86-video-driver build 
(git://anongit.freedesktop.org/git/xorg/driver/xf86-video-intel), can you 
pull that down and try it out?

Thanks,
Jesse
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Messages in current thread:
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Jesse Barnes, (Wed Feb 20, 1:50 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Wed Feb 20, 7:49 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Wed Feb 20, 9:07 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Thu Feb 21, 12:27 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Thu Feb 21, 6:11 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Thu Feb 21, 8:28 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Thu Feb 21, 4:30 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Wed Feb 20, 4:14 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Wed Feb 20, 4:45 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Alexey Starikovskiy, (Wed Feb 20, 5:26 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Wed Feb 20, 6:36 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Wed Feb 20, 7:35 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Wed Feb 20, 8:13 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Wed Feb 20, 8:59 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Fri Feb 22, 1:02 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Fri Feb 22, 1:44 pm)
Re: 2.6.25-rc2 System no longer powers off after suspend-to-..., Rafael J. Wysocki, (Fri Feb 22, 7:16 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Fri Feb 22, 12:10 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Thu Feb 21, 8:31 pm)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Thu Feb 21, 8:54 pm)
i915 hibernation patch (was: Re: [Suspend-devel] 2.6.25-rc2 ..., Rafael J. Wysocki, (Fri Feb 22, 7:31 pm)
Re: i915 hibernation patch (was: Re: [Suspend-devel] 2.6.25-..., Rafael J. Wysocki, (Fri Feb 22, 9:55 pm)
[PATCH] PM: Introduce PM_EVENT_HIBERNATE (was: Re: i915 hibe..., Rafael J. Wysocki, (Sat Feb 23, 2:13 pm)
Re: [PATCH] PM: Introduce PM_EVENT_HIBERNATE (was: Re: i915 ..., Rafael J. Wysocki, (Sun Feb 24, 7:11 am)
Re: [PATCH] PM: Introduce PM_EVENT_HIBERNATE (was: Re: i915 ..., Rafael J. Wysocki, (Sun Feb 24, 7:25 am)
Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off a..., Rafael J. Wysocki, (Thu Feb 21, 9:06 pm)
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