HD with Xvideo on i915GM (i810 driver)

galenz at zinkconsulting.com galenz at zinkconsulting.com
Wed Oct 25 04:35:36 PDT 2006


On Oct 25, 2006, at 4:22 AM, Alan Hourihane wrote:

> On Wed, 2006-10-25 at 04:09 -0700, galenz at zinkconsulting.com wrote:
>> On Oct 23, 2006, at 6:18 AM, Olivier Galibert wrote:
>>
>>> On Mon, Oct 23, 2006 at 09:03:12AM -0400, Ken Mandelberg wrote:
>>>> Alan Hourihane wrote:
>>>>
>>>>> modesetting doesn't have the fixes, but in i830_video.c you have
>>>>> to bump
>>>>> the MAX_HEIGHT to at least 1088.
>>>>>
>>>>
>>>> Yes, I figured that out, It also requires upping "Option
>>>> 'LinearAlloc"
>>>> "integer' above 6144.
>>>>
>>>> I increased it a bit liberally, but would be interested in the
>>>> 1920x1080
>>>> calculation of 6144 to see how to compute the correct value for  
>>>> 1088.
>>>
>>> An hypothesis is that 1920*1080*3/1024 = 6075, which is rather  
>>> close.
>>>
>>>   OG.
>>
>> I've patched my i830_video.c file to have the 1088 value, but I still
>> don't seem to have the CacheLines/LinearAlloc values right, as
>> 1920x1080 (or rather, 1088) video still won't play. Even 8192
>> linearalloc doesn't seem to help and actually causes X to fail to  
>> load.
>>
>> I am using i810 1.6.5.
>>
>> Suggestions for the correct values?
>
> Get 1.7.2 of the driver and you won't have to do any patching. But  
> you'd
> still have to set LinearAlloc. You don't have to bother with  
> CacheLines.
>
> Alan.

I don't see any srpms for for fc6 newer than 1.6.5. I'm not that  
familiar with the rpms and I'm not sure how to easily whip up a new  
RPM using 1.7.2. Are there any rpms/srpms available I'm not aware of? 



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