Thread (27 messages) 27 messages, 6 authors, 2004-06-24

Re: Sane behavior of fbset

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2004-06-23 20:20:02

On Wed, 2004-06-23 at 15:03, jsimmons@pentafluge.infradead.org wrote:
quoted
quoted
quoted
can't rely on good enough monitor detection & mode list building to
be able to pick proper modes. Not only our code is far from ready for
that, but it will also call all sort of problems to users (remember
you monitors that need different subtle geometry settings for each
different mode you use ?)

It may have looked like a nice idea, but I think it's just wrong.
Its a POSIX standard. You need to yell at them. 
I don't remember seeing anything in POSIX regarding tweaking monitor
video modes ;)
Just do a web search on POSIX and TIOCSWINSZ.
And besides, that's irrelevant, especially since there are way too much
cases where we simply won't do the right thing (monitors lying about
their modes or incorrectly detected for example). There is a reason why
most OSes have this dialog asking you to confirm a resolution change and
click OK... It's fine with scaled flat panels to scale to pretty much
anything, but other cases are a bit more dodgy.

Anyway, the point is, such an option has NOTHING to do in the fbcon
layer unless we have fully implemented & properly working monitor
detection, which we are only starting to have and only in some drivers.

Ben.




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