drm/i915: Make broxton_set_cdclk() static

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>

drivers/gpu/drm/i915/intel_display.c

@@ -5346,7 +5346,7 @@ static void modeset_update_crtc_power_domains(struct drm_atomic_state *state)
 	intel_display_set_init_power(dev_priv, false);
 }
 
-void broxton_set_cdclk(struct drm_device *dev, int frequency)
+static void broxton_set_cdclk(struct drm_device *dev, int frequency)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	uint32_t divider;

drivers/gpu/drm/i915/intel_drv.h

@@ -1113,7 +1113,6 @@ void hsw_enable_pc8(struct drm_i915_private *dev_priv);
 void hsw_disable_pc8(struct drm_i915_private *dev_priv);
 void broxton_init_cdclk(struct drm_device *dev);
 void broxton_uninit_cdclk(struct drm_device *dev);
-void broxton_set_cdclk(struct drm_device *dev, int frequency);
 void broxton_ddi_phy_init(struct drm_device *dev);
 void broxton_ddi_phy_uninit(struct drm_device *dev);
 void bxt_enable_dc9(struct drm_i915_private *dev_priv);