diff --git a/lib/igt_color_encoding.c b/lib/igt_color_encoding.c
index f445dbbc0250..03e16e0c9658 100644
--- a/lib/igt_color_encoding.c
+++ b/lib/igt_color_encoding.c
@@ -23,6 +23,7 @@
 
 #include "igt_color_encoding.h"
 #include "igt_matrix.h"
+#include "igt_core.h"
 
 struct color_encoding {
 	float kr, kb;
@@ -141,3 +142,22 @@ struct igt_mat4 igt_rgb_to_ycbcr_matrix(enum igt_color_encoding color_encoding,
 
 	return igt_matrix_multiply(&r, &c);
 }
+
+const char *igt_color_encoding_to_str(enum igt_color_encoding encoding)
+{
+	switch (encoding) {
+	case IGT_COLOR_YCBCR_BT601: return "ITU-R BT.601 YCbCr";
+	case IGT_COLOR_YCBCR_BT709: return "ITU-R BT.709 YCbCr";
+	case IGT_COLOR_YCBCR_BT2020: return "ITU-R BT.2020 YCbCr";
+	default: igt_assert(0); return NULL;
+	}
+}
+
+const char *igt_color_range_to_str(enum igt_color_range range)
+{
+	switch (range) {
+	case IGT_COLOR_YCBCR_LIMITED_RANGE: return "YCbCr limited range";
+	case IGT_COLOR_YCBCR_FULL_RANGE: return "YCbCr full range";
+	default: igt_assert(0); return NULL;
+	}
+}
diff --git a/lib/igt_color_encoding.h b/lib/igt_color_encoding.h
index 0d8c819322af..3884e4939f4c 100644
--- a/lib/igt_color_encoding.h
+++ b/lib/igt_color_encoding.h
@@ -41,6 +41,9 @@ enum igt_color_range {
 	IGT_NUM_COLOR_RANGES,
 };
 
+const char *igt_color_encoding_to_str(enum igt_color_encoding encoding);
+const char *igt_color_range_to_str(enum igt_color_range range);
+
 struct igt_mat4 igt_ycbcr_to_rgb_matrix(enum igt_color_encoding color_encoding,
 					enum igt_color_range color_range);
 struct igt_mat4 igt_rgb_to_ycbcr_matrix(enum igt_color_encoding color_encoding,
diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index e5272103e243..62d8468415c6 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -196,61 +196,6 @@ const char * const igt_connector_prop_names[IGT_NUM_CONNECTOR_PROPS] = {
 	[IGT_CONNECTOR_BROADCAST_RGB] = "Broadcast RGB",
 };
 
-static const char * const igt_color_encoding_names[IGT_NUM_COLOR_ENCODINGS] = {
-	[IGT_COLOR_YCBCR_BT601] = "ITU-R BT.601 YCbCr",
-	[IGT_COLOR_YCBCR_BT709] = "ITU-R BT.709 YCbCr",
-	[IGT_COLOR_YCBCR_BT2020] = "ITU-R BT.2020 YCbCr",
-};
-
-static const char * const igt_color_range_names[IGT_NUM_COLOR_RANGES] = {
-	[IGT_COLOR_YCBCR_FULL_RANGE] = "YCbCr full range",
-	[IGT_COLOR_YCBCR_LIMITED_RANGE] = "YCbCr limited range",
-};
-
-static void parse_enum_prop(drmModePropertyPtr prop,
-			    int num_enums,
-			    uint64_t values[],
-			    const char * const enum_names[])
-{
-	igt_assert((prop->flags & ~(DRM_MODE_PROP_IMMUTABLE |
-				    DRM_MODE_PROP_ATOMIC)) == DRM_MODE_PROP_ENUM);
-	igt_assert(prop->count_enums == prop->count_values);
-	igt_assert(prop->count_enums >= 1);
-	igt_assert(!!(prop->flags & DRM_MODE_PROP_IMMUTABLE) == (prop->count_enums == 1));
-
-	for (int i = 0; i < prop->count_enums; i++) {
-		for (int j = 0; j < num_enums; j++) {
-			if (strcmp(prop->enums[i].name, enum_names[j]))
-				continue;
-
-			values[j] = prop->enums[i].value;
-		}
-	}
-}
-
-static void
-parse_color_encoding_prop(igt_plane_t *plane, drmModePropertyPtr prop)
-{
-	parse_enum_prop(prop, ARRAY_SIZE(igt_color_encoding_names),
-			plane->color_encoding.values,
-			igt_color_encoding_names);
-}
-
-static void
-parse_color_range_prop(igt_plane_t *plane, drmModePropertyPtr prop)
-{
-	parse_enum_prop(prop, ARRAY_SIZE(igt_color_range_names),
-			plane->color_range.values,
-			igt_color_range_names);
-}
-
-typedef void (*parse_plane_prop_t)(igt_plane_t *plane, drmModePropertyPtr prop);
-
-static const parse_plane_prop_t igt_parse_plane_prop[IGT_NUM_PLANE_PROPS] = {
-	[IGT_PLANE_COLOR_ENCODING] = parse_color_encoding_prop,
-	[IGT_PLANE_COLOR_RANGE] = parse_color_range_prop,
-};
-
 /*
  * Retrieve all the properies specified in props_name and store them into
  * plane->props.
@@ -275,9 +220,6 @@ igt_fill_plane_props(igt_display_t *display, igt_plane_t *plane,
 			if (strcmp(prop->name, prop_names[j]) != 0)
 				continue;
 
-			if (igt_parse_plane_prop[j])
-				igt_parse_plane_prop[j](plane, prop);
-
 			plane->props[j] = props->props[i];
 			break;
 		}
@@ -1799,11 +1741,12 @@ static void igt_plane_reset(igt_plane_t *plane)
 	igt_plane_set_prop_value(plane, IGT_PLANE_CRTC_ID, 0);
 
 	if (igt_plane_has_prop(plane, IGT_PLANE_COLOR_ENCODING))
-		igt_plane_set_prop_value(plane, IGT_PLANE_COLOR_ENCODING,
-					 plane->color_encoding.values[IGT_COLOR_YCBCR_BT601]);
+		igt_plane_set_prop_enum(plane, IGT_PLANE_COLOR_ENCODING,
+			igt_color_encoding_to_str(IGT_COLOR_YCBCR_BT601));
+
 	if (igt_plane_has_prop(plane, IGT_PLANE_COLOR_RANGE))
-		igt_plane_set_prop_value(plane, IGT_PLANE_COLOR_RANGE,
-					 plane->color_range.values[IGT_COLOR_YCBCR_LIMITED_RANGE]);
+		igt_plane_set_prop_enum(plane, IGT_PLANE_COLOR_RANGE,
+			igt_color_range_to_str(IGT_COLOR_YCBCR_LIMITED_RANGE));
 
 	/* Use default rotation */
 	if (igt_plane_has_prop(plane, IGT_PLANE_ROTATION))
@@ -3722,13 +3665,11 @@ void igt_plane_set_fb(igt_plane_t *plane, struct igt_fb *fb)
 		igt_fb_set_size(fb, plane, fb->width, fb->height);
 
 		if (igt_plane_has_prop(plane, IGT_PLANE_COLOR_ENCODING))
-			igt_plane_set_prop_value(plane,
-						 IGT_PLANE_COLOR_ENCODING,
-						 plane->color_encoding.values[fb->color_encoding]);
+			igt_plane_set_prop_enum(plane, IGT_PLANE_COLOR_ENCODING,
+				igt_color_encoding_to_str(fb->color_encoding));
 		if (igt_plane_has_prop(plane, IGT_PLANE_COLOR_RANGE))
-			igt_plane_set_prop_value(plane,
-						 IGT_PLANE_COLOR_RANGE,
-						 plane->color_range.values[fb->color_range]);
+			igt_plane_set_prop_enum(plane, IGT_PLANE_COLOR_RANGE,
+				igt_color_range_to_str(fb->color_range));
 	} else {
 		igt_plane_set_size(plane, 0, 0);
 
