drm/i915: Fix SKL sprite disable double buffer register update
Write the PLANE_SURF register instead of PLANE_CTL to arm the double buffer regisrter update. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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@ -301,8 +301,8 @@ skl_disable_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc)
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I915_WRITE(PLANE_CTL(pipe, plane), 0);
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I915_WRITE(PLANE_CTL(pipe, plane), 0);
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/* Activate double buffered register update */
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/* Activate double buffered register update */
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I915_WRITE(PLANE_CTL(pipe, plane), 0);
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I915_WRITE(PLANE_SURF(pipe, plane), 0);
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POSTING_READ(PLANE_CTL(pipe, plane));
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POSTING_READ(PLANE_SURF(pipe, plane));
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intel_update_sprite_watermarks(drm_plane, crtc, 0, 0, 0, false, false);
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intel_update_sprite_watermarks(drm_plane, crtc, 0, 0, 0, false, false);
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}
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}
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