mutex_unlock(&i915->display.audio.mutex);
 }
 
-void intel_audio_sdp_split_update(struct intel_encoder *encoder,
-                                 const struct intel_crtc_state *crtc_state)
+void intel_audio_sdp_split_update(const struct intel_crtc_state *crtc_state)
 {
-       struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+       struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
        enum transcoder trans = crtc_state->cpu_transcoder;
 
        if (HAS_DP20(i915))
 
 void intel_audio_cdclk_change_post(struct drm_i915_private *dev_priv);
 void intel_audio_init(struct drm_i915_private *dev_priv);
 void intel_audio_deinit(struct drm_i915_private *dev_priv);
-void intel_audio_sdp_split_update(struct intel_encoder *encoder,
-                                 const struct intel_crtc_state *crtc_state);
+void intel_audio_sdp_split_update(const struct intel_crtc_state *crtc_state);
 
 #endif /* __INTEL_AUDIO_H__ */
 
                intel_ddi_enable_transcoder_func(encoder, crtc_state);
 
        /* Enable/Disable DP2.0 SDP split config before transcoder */
-       intel_audio_sdp_split_update(encoder, crtc_state);
+       intel_audio_sdp_split_update(crtc_state);
 
        intel_enable_transcoder(crtc_state);