[Intel-gfx] [PATCH 06/16] drm/i915: Don't call modeset related functions when display is disabled

Chris Wilson chris at chris-wilson.co.uk
Mon Oct 22 08:37:12 UTC 2018


Quoting Jani Nikula (2018-10-22 09:25:45)
> On Fri, 12 Oct 2018, José Roberto de Souza <jose.souza at intel.com> wrote:
> > Display features should not be initialized or deinitialized when
> > display is disabled.

I completely disagree with this assertion. If the display is disabled,
so must all the associated hw so that we can power down the entire
chipset when idle. That means we have to complete the probe (so we
continue to rely on fuses and in place of accurate fuses pci-id quirks
for the infamous chipsets) and switch it off.
-Chris


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