Quoting Jani Nikula (2020-02-01 12:36:46)
> On Sat, 01 Feb 2020, Chris Wilson <ch...@chris-wilson.co.uk> wrote:
> > If the display is not driving any pipes, we cannot change the bclk and
> > doing so risks chasing NULL pointers:
> 
> Does this mean we can't probe hda if there are no displays attached at
> boot on GLK?

We do, but the question is should we. If we say there are no pipes, then
how can there be a HDMI/other audio link?
-Chris
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