On Tue, 20 Sep 2011 21:51:33 -0700
Keith Packard <kei...@keithp.com> wrote:
> Yes, making it cleaner would help a ton. There are some basic problems
> with the DRM API that make this hard though -- intel_dp_prepare may
> not ever be followed by a call to intel_dp_commit. That's why I had
> the VDD AUX stuff get turned off by a delayed work proc instead.
> 
> Also, leaving VDD AUX high after EDID is fetched means that we can
> start the mode setting immediately, rather than having to wait for the
> power-off/power-on delay (which is really long).

Yeah agreed.  

> What we could do is force VDD AUX off after the panel gets turned on;
> that would ensure that turning the panel off would actually turn the
> power off, rather than having VDD stay high for some time after that.

Yep, that sounds great.

Thanks,
Jesse
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