drm/i915/bxt: vlv_dsi_reset_clocks() can be static

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_dsi_pll.c b/drivers/gpu/drm/i915/intel_dsi_pll.c
index 22c1ea9..cb3cf39 100644
--- a/drivers/gpu/drm/i915/intel_dsi_pll.c
+++ b/drivers/gpu/drm/i915/intel_dsi_pll.c
@@ -419,7 +419,7 @@
 	return pclk;
 }
 
-void vlv_dsi_reset_clocks(struct intel_encoder *encoder, enum port port)
+static void vlv_dsi_reset_clocks(struct intel_encoder *encoder, enum port port)
 {
 	u32 temp;
 	struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
@@ -577,7 +577,7 @@
 		bxt_disable_dsi_pll(encoder);
 }
 
-void bxt_dsi_reset_clocks(struct intel_encoder *encoder, enum port port)
+static void bxt_dsi_reset_clocks(struct intel_encoder *encoder, enum port port)
 {
 	u32 tmp;
 	struct drm_device *dev = encoder->base.dev;