Re: [PATCH 3/3] drm/i915/hdmi: Cache EDID for a detection cycle

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On Fri, Sep 12, 2014 at 10:34:23AM +0200, Daniel Vetter wrote:
> On Thu, Sep 11, 2014 at 11:20:13AM -0700, Jesse Barnes wrote:
> > Tried to find a JIRA for this but only came up with VIZ-1789.  Looks
> > like it might be close enough for Wayland?
> 
> Different thing - this only avoids reprobing within a single detect cycle
> when we grab the edid multiple times. Edid caching is caching between
> different callers so that wayland doesn't block when the kernel already
> grabbed the edid.
> 
> Or maybe it's too early for me again and I'm confused ;-)

Should be different. Or maybe the question is why is wayland doing more
than one probe per hotplug pulse?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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