drm/i915/cnl: Cannonlake has 4 planes (3 sprites) per pipe

Issue: VIZ-4525
Reviewed-by: NDamien Lespiau <damien.lespiau@intel.com>
Signed-off-by: NJames Irwin <james.irwin@intel.com>
Signed-off-by: NDamien Lespiau <damien.lespiau@intel.com>
Reviewed-by: NAnder Conselvan de Oliveira <conselvan2@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1496781040-20888-6-git-send-email-rodrigo.vivi@intel.com

drivers/gpu/drm/i915/intel_device_info.c

@@ -328,7 +328,7 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv)
 	 * we don't expose the topmost plane at all to prevent ABI breakage
 	 * down the line.
 	 */
-	if (IS_GEMINILAKE(dev_priv))
+	if (IS_GEN10(dev_priv) || IS_GEMINILAKE(dev_priv))
 		for_each_pipe(dev_priv, pipe)
 			info->num_sprites[pipe] = 3;
 	else if (IS_BROXTON(dev_priv)) {