From: Eric A. <er...@an...> - 2009-04-30 22:50:54
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On Fri, 2009-03-27 at 16:08 -0700, Jesse Barnes wrote: > On Mon, 23 Mar 2009 13:48:01 -0700 > Arjan van de Ven <ar...@in...> wrote: > > > >From a121507f31e37a809dfa21c9756aa83f36d7acbf Mon Sep 17 00:00:00 > > >2001 > > From: Arjan van de Ven <ar...@li...> > > Date: Mon, 23 Mar 2009 13:37:20 -0700 > > Subject: [PATCH] KMS: do a faster EDID > > > > for some outputs (like LVDS), the current delays in the EDID reader > > are way overkill. > > > > This patch makes the EDID reader try twice; first with a 5x faster > > probe, and if that fails, it probes at the current speed. This > > reduces probe time on my LVDS panel significantly. > > > > Signed-off-by: Arjan van de Ven <ar...@li...> > > Theoretically this should work fine, but there may be more savings to > be had in the underlying EDID fetching code & timing. I know our > timings aren't as good as X yet, but we may be able to do something > similar in the actual DDC probing as well (use fast timings first, then > fall back to robust ones if that fails) and get a double benefit. Have > you looked at that at all? > > Either way, this one looks ok, so I'm ok with it as long as Dave is. > > Acked-by: Jesse Barnes <jb...@vi...> We need to just figure out how to use the GMBUS stuff successfully. It's what everyone else uses as far as I know. -- Eric Anholt er...@an... eri...@in... |