[ltp] DRI/OpenGL with radeon driver

D. Sen linux-thinkpad@linux-thinkpad.org
Fri, 02 Sep 2005 11:55:59 +1000


Anyone else?

Alex Deucher wrote:
> On 9/1/05, D. Sen <dsen@ieee.org> wrote:
> 
>>ok, thanks.
>>
>>Let me then rephrase the question. How stable are your systems with DRI
>>enabled (especially during suspend to memory cycles).
>>
> 
> 
> I don't know.  I've never used suspend or resume on my laptops.
> 
> Alex
> 
> 
>>DS
>>
>>Alex Deucher wrote:
>>
>>>On 9/1/05, D. Sen <dsen@ieee.org> wrote:
>>>
>>>
>>>>hmm I have been using the radeon driver for a few months now. I have
>>>>never had any success with DRI though. I have tried enabling it on
>>>>xorg.conf after loading appropriate modules into the kernel...but it has
>>>>never worked.
>>>>
>>>
>>>
>>>well, it won't work until you are using a new enough version of the
>>>the drivers.  At this point you need to use the cvs versions of all
>>>three (ddx, drm, mesa) to get direct rendering on r3/400 class
>>>hardware.  The version of X that ship with most distros (6.8.x) does
>>>not support 3d on your hardware.
>>>
>>>Alex
>>>
>>>
>>>
>>>>Alex Deucher wrote:
>>>>
>>>>
>>>>>On 9/1/05, D. Sen <dsen@ieee.org> wrote:
>>>>>
>>>>>
>>>>>
>>>>>>Anyone using the r300 drive want to comment on how stable it is with
>>>>>>ACPI/APM (as compared to say the radeon or fglrx driver)?
>>>>>>
>>>>>
>>>>>
>>>>>the r300 and radeon drivers are the same driver.  both use the radeon
>>>>>DDX and drm.  the only difference is the 3d lib.  If xorg radeon + DRI
>>>>>works for you then so will r300.
>>>>>
>>>>>Alex
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>>Thanks.
>>>>>>
>>>>>>
>>>>>>Alex Deucher wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>>On 9/1/05, David A. Desrosiers <desrod@gnu-designs.com> wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>>The r300 code has been integrated into mesa/drm/xorg cvs.  the stuff
>>>>>>>>>at r300.sf.net is deprecated.  See the standard guide for building:
>>>>>>>>
>>>>>>>>     Unfortunately, anything after that merge, is broken. The only
>>>>>>>>build I have been able to successfully run for more than 15 seconds in
>>>>>>>>X, is the 7/20 version of those separate trees (see my previous posts
>>>>>>>>on this for more detail).
>>>>>>>>
>>>>>>>>     You *WANT* the r300 tree from r300.sf.net, specifically the
>>>>>>>>drm subdirectory inside of it, to successfully build the kernel
>>>>>>>>modules to get proper DRI on a Thinkpad with the Radeon chip.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>>http://dri.freedesktop.org/wiki/Building
>>>>>>>>
>>>>>>>>     These instructions are pretty out-of-date now, and I've
>>>>>>>>promised to make the necessary corrections, but I haven't found enough
>>>>>>>>time in my schedule to do it yet. There's about 4-5 steps that are
>>>>>>>>completely different now, after the changes to the trees (post-patch) .
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>The instructions look pretty up to date to me.  Perhaps they have been
>>>>>>>updated since you last looked.  The only real change is that you need
>>>>>>>libdrm installed before you build mesa and that part has been updated.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>David A. Desrosiers
>>>>>>>>desrod@gnu-designs.com
>>>>>>>>http://gnu-designs.com
>>>>>>
>>>>>>--
>>>>>>The linux-thinkpad mailing list home page is at:
>>>>>>http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
>>>>>>
>>>>
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>>>>The linux-thinkpad mailing list home page is at:
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>>>>
>>
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