[Intel-gfx] [PATCH v2 2/2] drm/i915: Don't enable the cursor on a disable pipe

[Ville Syrjälä]

On Tue, Sep 17, 2013 at 05:24:01PM +0100, Chris Wilson wrote:
> On Tue, Sep 17, 2013 at 06:33:44PM +0300, ville.syrjala at linux.intel.com wrote:
> > From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > 
> > On HSW enabling a plane on a disabled pipe may hang the entire system.
> > And there's no good reason for doing it ever, so just don't.
> > 
> > v2: Move the crtc active checks to intel_crtc_cursor_{set,move} to
> >     avoid confusing people during modeset
> 
> But outside of modeset the existing checks are accurate.

There are no existing checks anymore. The crtc->enabled check ended up
as collateral damage in the cursor visibility patches.

-- 
Ville Syrjälä
Intel OTC