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drm/i915: Flush primary plane changes in sprite code 

Flush the primary plane changes when enabling/disabling the primary
plane in response to sprite visibility.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2013-10-01 18:02:21 +03:00 committed by Daniel Vetter
parent 0037f71c4b
commit 0fc9f59963
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/i915/intel_sprite.c
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@ -527,6 +527,7 @@ intel_enable_primary(struct drm_crtc *crtc)
intel_crtc->primary_disabled = false;
I915_WRITE(reg, I915_READ(reg) | DISPLAY_PLANE_ENABLE);
intel_flush_primary_plane(dev_priv, intel_crtc->plane);
/*
* FIXME IPS should be fine as long as one plane is
@ -571,6 +572,7 @@ intel_disable_primary(struct drm_crtc *crtc)
hsw_disable_ips(intel_crtc);
I915_WRITE(reg, I915_READ(reg) & ~DISPLAY_PLANE_ENABLE);
intel_flush_primary_plane(dev_priv, intel_crtc->plane);
}
static int