nvidia display wakeup problems

Gary Allen Garibaldi gary_garibaldi at sbcglobal.net
Tue Jul 10 05:38:12 UTC 2007


David Vincent wrote:
> Gary Allen Garibaldi wrote:
>> David Vincent wrote:
>>   
>>> Gary Allen Garibaldi wrote:
>>>     
>>>> Has anybody seen this behavior or know how to try troubleshooting it?
>>>>
>>>> I installed nvidia-glx driver on 7.04 using synaptic and modified my
>>>> xorg.conf to use nvidia on my Toshiba Porgege S100. Everything seems to
>>>> work okay except with the display goes into sleep mode. I have to use
>>>> Control - Alt F2-F5 then control - alt F7 to get it to wake up. When I
>>>> connect my external monitor to the laptop the mouse and any key will
>>>> wake up that monitor. I've search google without any real results, I've
>>>> read the nvidia web page help file and man xorg.conf which is way above
>>>> my knowledge of understanding. I've even tried upgrading to
>>>> nvidia-glx-new but that seems to work but will not fully place the
>>>> display in a black screen sleep mode (back light doesn't turn off but
>>>> will turn the display gray), so switch back to the nvidia-glx.
>>>>
>>>> Any help or suggestions would be greatly appreciated.
>>>>   
>>>>       
>>> In the "Device" section of your /etc/X11/xorg.conf try adding the line:
>>>
>>>     Option         "NvAGP" "1"
>>>
>>> That will force the NVidia driver to use the NVidia NvAGP settings.  As 
>>> per the readme:
>>>
>>> "Sometimes chipsets lose their AGP configuration during suspend, and may 
>>> cause corruption on the bus upon resume. The AGP driver is required to 
>>> save and restore relevant register state on such systems; NVIDIA's NvAGP 
>>> is notified of power management events and ensures its configuration is 
>>> kept intact across suspend/resume cycles."
>>>
>>> http://us.download.nvidia.com/XFree86/Linux-x86/1.0-9639/README/README.txt
>>>
>>> This worked for me.  You will have to be root to edit that file so 
>>> either drop to a terminal and enter "sudo gedit /etc/X11/xorg.conf" or 
>>> hit ALT+F2 and enter "gksu gedit /etc/X11/xorg.conf", then enter your 
>>> password and edit the file.  Once you're done and have saved your change 
>>> you'll have to hit CTRL+ALT+Backspace to restart the X Server or reboot 
>>> so the settings get picked up.   Then test suspend again and report back 
>>> here.
>>>
>>> -d
>>>
>>>     
>> David
>>
>> Thank you for the speedy reply. I just tried the Option   "NvAGP" "1"
>> without any luck. Still the same problem with the display blanks the
>> only way to get it back is pressing any key for Ctrl-Alt F2 - F5 and
>> then Ctrl-alt F7.
>>   
> 
> Try http://www.nvnews.net.  :/  That's a great site for NVidia help.
> 
> -d
> 
Thank you for the link I'll give that a try and report back.

Gary




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