drm/i915: WARN in case we're enabling the pipe and it's enabled

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... and QUIRK_PIPEA_FORCE is not present.

I initially thought that case was impossible and just added a WARN on
it, but then I was told this case is possible due to
QUIRK_PIPEA_FORCE. So let's add a WARN that serves two purposes:
  - tell us in case we have done something wrong;
  - document the only case where we expect this.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

...

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Paulo Zanoni 2014-01-17 13:51:13 -02:00 • committed by Daniel Vetter

parent e1fdc473bb

commit 7ad25d488f

1 changed files with 4 additions and 1 deletions

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drivers/gpu/drm/i915/intel_display.c

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