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List:       freedesktop-xorg
Subject:    Re: Backport of "intel" driver to Xorg 7.0
From:       Krzysztof Lichota <krzysiek () lichota ! net>
Date:       2008-03-28 17:24:38
Message-ID: 47ED29D6.6090102 () lichota ! net
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Matthias Hopf napisał(a):
> On Mar 28, 08 12:51:01 +0100, Krzysztof Lichota wrote:
>> I got to the point where driver is compiling and 2D acceleration using
>> XAA is working (providing much better speed than Vesa), but I cannot
>> make XV work as it is using "textured video" (I guess overlay mode is
>> not present in 965G) and some necessary arguments are missing for
>> textured video. Namely:
>>
>> Function I830PutImage() in 7.0 does not have "DrawablePtr pDraw"
>> argument, so later on the following code does not work:
>>     if (pDraw->type == DRAWABLE_WINDOW) {
>> 	pPixmap = (*pScreen->GetWindowPixmap)((WindowPtr)pDraw);
>>     } else {
>> 	pPixmap = (PixmapPtr)pDraw;
>>     }
> 
> I hit exactly the same issue. The attached patch fixes the problem for
> me, though I don't know ATM whether the choice I made is correct or only
> works by accident.
> 
> Note also that this doesn't test for the API, so only apply this patch
> when compiling for older Xservers. Unfortunately there's no easy way to
> detect this ABI change. :-(

Thanks a lot, it works now! :)

	Krzysztof Lichota



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