drm: Remove duplicate drm_mode_cea_vic()

The same function had already been merged with a different name. Remove
the duplicate one but reuse some of its kerneldoc fragments for the
existing implementation.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 31c0205..f61cb79 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -770,7 +770,7 @@
 		 * CEA-861-E - 5.1 Default Encoding Parameters
 		 * VESA DisplayPort Ver.1.2a - 5.1.1.1 Video Colorimetry
 		 */
-		if (bpp != 18 && drm_mode_cea_vic(adjusted_mode) > 1)
+		if (bpp != 18 && drm_match_cea_mode(adjusted_mode) > 1)
 			intel_dp->color_range = DP_COLOR_RANGE_16_235;
 		else
 			intel_dp->color_range = 0;