drm/i915/cdclk: hide struct intel_cdclk_vals

The definition is not needed outside of intel_cdclk.c.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/f7e7e7fb91eae2b49a0ab5d982a235cec34e3320.1639068649.git.jani.nikula@intel.com

drivers/gpu/drm/i915/display/intel_cdclk.c

@@ -1219,6 +1219,14 @@ static bool has_cdclk_squasher(struct drm_i915_private *i915)
 	return IS_DG2(i915);
 }
 
+struct intel_cdclk_vals {
+	u32 cdclk;
+	u16 refclk;
+	u16 waveform;
+	u8 divider;	/* CD2X divider * 2 */
+	u8 ratio;
+};
+
 static const struct intel_cdclk_vals bxt_cdclk_table[] = {
 	{ .refclk = 19200, .cdclk = 144000, .divider = 8, .ratio = 60 },
 	{ .refclk = 19200, .cdclk = 288000, .divider = 4, .ratio = 60 },

drivers/gpu/drm/i915/display/intel_cdclk.h

@@ -16,14 +16,6 @@ struct drm_i915_private;
 struct intel_atomic_state;
 struct intel_crtc_state;
 
-struct intel_cdclk_vals {
-	u32 cdclk;
-	u16 refclk;
-	u16 waveform;
-	u8 divider;	/* CD2X divider * 2 */
-	u8 ratio;
-};
-
 struct intel_cdclk_state {
 	struct intel_global_state base;