From: "Antonino A. Daplas" <adaplas@hotpop.com>
Reply-To: adaplas@pol.net
To: Paolo Ornati <ornati@fastwebnet.it>, adaplas@pol.net
Subject: Re: 2.6.9-rc1: scrolling with tdfxfb 5 times slower
Date: Fri, 3 Sep 2004 03:52:19 +0800
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On Friday 03 September 2004 01:10, Paolo Ornati wrote:
> On Thursday 02 September 2004 14:20, Antonino A. Daplas wrote:
> > Just to finalize everything, 2 more things:
> >
> > 1. Does changing the resolution affect the vyres upper limit?
>
> I have tried with 640x480, 800x600 and 1024x768 and the upper limit seems
> the same (I've also tried some combinations of resolution / BPP)
>
> > 2. What happens if you comment out banshee_wait_idle in tdfxfb_fillrect,
> > tdfxfb_copyarea and tdfxfb_imageblit?  Scrolling should go faster but
> > will removing it cause additional screen corruption?
>
> scrolling is a bit faster and I don't notice any additional screen
> corruption
>
> time cat MAINTAINERS (2.6.9-rc1 + your patch / 800x600 8bpp / YRES 3200)
>
> normal: ~0.19
> without banshee_wait_idle in the three functions: ~0.12

Thanks for all the help.  I'll finalize a patch soon.

Tony


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