*/
 static void
 intel_sdvo_select_ddc_bus(struct drm_i915_private *dev_priv,
-                         struct intel_sdvo *sdvo, u32 reg)
+                         struct intel_sdvo *sdvo)
 {
        struct sdvo_device_mapping *mapping;
 
 
 static void
 intel_sdvo_select_i2c_bus(struct drm_i915_private *dev_priv,
-                         struct intel_sdvo *sdvo, u32 reg)
+                         struct intel_sdvo *sdvo)
 {
        struct sdvo_device_mapping *mapping;
        u8 pin;
        intel_sdvo->sdvo_reg = sdvo_reg;
        intel_sdvo->is_sdvob = is_sdvob;
        intel_sdvo->slave_addr = intel_sdvo_get_slave_addr(dev, intel_sdvo) >> 1;
-       intel_sdvo_select_i2c_bus(dev_priv, intel_sdvo, sdvo_reg);
+       intel_sdvo_select_i2c_bus(dev_priv, intel_sdvo);
        if (!intel_sdvo_init_ddc_proxy(intel_sdvo, dev))
                goto err_i2c_bus;
 
         */
        intel_sdvo->base.cloneable = 0;
 
-       intel_sdvo_select_ddc_bus(dev_priv, intel_sdvo, sdvo_reg);
+       intel_sdvo_select_ddc_bus(dev_priv, intel_sdvo);
 
        /* Set the input timing to the screen. Assume always input 0. */
        if (!intel_sdvo_set_target_input(intel_sdvo))