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SubjectRe: [Linux-fbdev-devel] Re: rotation.
Sven Luther <> writes:

> > > I'm about to implement rotation which is needed for devices like the ipaq.
> > > The question is do we flip the xres and yres values depending on the
> > > rotation or do we just alter the data that will be drawn to make the
> > > screen appear to rotate. How does hardware rotate view the x and y axis?
> > > Are they rotated or does just the data get rotated?
> >
> > Where are you going to implement the rotation? At the fbcon or fbdev level?
> >
> > Fbcon has the advantage that it'll work for all frame buffer devices.
> But you could also provide driver hooks for the chips which have such a
> rotation feature included (don't know if such exist, but i suppose they
> do, or may in the future).

I heard of someone have problems with the display getting rotated in
Windows. I don't know what chip it was.

Måns Rullgård
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