[Intel-gfx] [PATCH 4/4] drm/i915: Avoid race of intel_crt_detect_hotplug() with HPD interrupt

Jani Nikula jani.nikula at linux.intel.com
Wed Sep 2 07:32:10 PDT 2015


On Wed, 02 Sep 2015, Egbert Eich <eich at suse.com> wrote:
> This is exactly the scenatio I'm getting here. I get HPD interrupts at an 
> order of 10^4 / sec.

Makes you wonder if either you have faulty hardware or we are
configuring the hardware wrong (we overlook some configuration about
some voltage/duration threshold maybe, or get irqs from a line that's
floating, or something).

BR,
Jani.


-- 
Jani Nikula, Intel Open Source Technology Center


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