Ah... good eye. I'll give that a try. thanks for the help.
Alex
--- Felix K�hling <[EMAIL PROTECTED]> wrote:
> On Mon, 16 Jun 2003 10:21:20 -0700 (PDT)
> Alex Deucher <[EMAIL PROTECTED]> wrote:
>
> > I've looked through the code and all the DRILock() and DRIUnlock()
> seem
> > to be right. the only things that stands out as potentially
> suspicious
> > is in RADEONAdjustFrame():
> >
> > void RADEONAdjustFrame(int scrnIndex, int x, int y, int flags)
> > {
> > ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
> > RADEONInfoPtr info = RADEONPTR(pScrn);
> >
> > #ifdef XF86DRI
> > if (info->CPStarted) DRILock(pScrn->pScreen, 0);
> > #endif
> >
> > if (info->accelOn) info->accel->Sync(pScrn);
> >
> > if(info->MergedFB) {
> > RADEONAdjustFrameMerged(scrnIndex, x, y, flags);
> > return;
> > }
> >
> > if (info->FBDev) {
> > fbdevHWAdjustFrame(scrnIndex, x, y, flags);
> > } else {
> > RADEONDoAdjustFrame(pScrn, x, y, FALSE);
> > }
> >
> > #ifdef XF86DRI
> > if (info->CPStarted) DRIUnlock(pScrn->pScreen);
> > #endif
> > }
> >
> > I would assume the DRI would still be locked?
> > RADEONAdjustFrameMerged() just computes the new viewports then
> calls
> > RADEONDoAdjustFrame() for each crtc. Do you think it may have
> > something to do with the order in which the frames are adjusted
> (crtc1
> > first vs. crtc2 first)?
> >
> > Thoughts?
>
> Disclaimer: I don't have any experience with multi-head
> configurations.
>
> To me it looks rather suspicious that there is a return in the middle
> of
> the function without unlocking first. Maybe it should better be
> written
> as:
>
> ...
> if(info->MergedFB) {
> RADEONAdjustFrameMerged(scrnIndex, x, y, flags);
> } else if (info->FBDev) {
> fbdevHWAdjustFrame(scrnIndex, x, y, flags);
> } else {
> RADEONDoAdjustFrame(pScrn, x, y, FALSE);
> }
>
> #ifdef XF86DRI
> if (info->CPStarted) DRIUnlock(pScrn->pScreen);
> #endif
> }
>
> >
> > Alex
> >
>
> Regards,
> Felix
>
> ------------ __\|/__ ___ ___
> -------------------------
> Felix ___\_e -_/___/ __\___/ __\_____ You can do anything,
> K�hling (_____\�/____/ /_____/ /________) just not everything
> [EMAIL PROTECTED] \___/ \___/ U at the same time.
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