From 8f31f172f8b7687795c6df29c25d3dd612151e7b Mon Sep 17 00:00:00 2001
From: Pekka Paalanen <pekka.paalanen@collabora.com>
Date: Mon, 4 Sep 2023 16:06:54 +0300
Subject: [PATCH] backend-drm: add connector property "Colorspace"

Just the definitions.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.com>
---
 libweston/backend-drm/drm-kms-enums.h | 21 +++++++++++++++++++++
 libweston/backend-drm/kms.c           | 24 ++++++++++++++++++++++++
 2 files changed, 45 insertions(+)

diff --git a/libweston/backend-drm/drm-kms-enums.h b/libweston/backend-drm/drm-kms-enums.h
index b63ef1c8..f848ec37 100644
--- a/libweston/backend-drm/drm-kms-enums.h
+++ b/libweston/backend-drm/drm-kms-enums.h
@@ -99,6 +99,7 @@ enum wdrm_connector_property {
 	WDRM_CONNECTOR_HDR_OUTPUT_METADATA,
 	WDRM_CONNECTOR_MAX_BPC,
 	WDRM_CONNECTOR_CONTENT_TYPE,
+	WDRM_CONNECTOR_COLORSPACE,
 	WDRM_CONNECTOR__COUNT
 };
 
@@ -140,6 +141,26 @@ enum wdrm_content_type {
 	WDRM_CONTENT_TYPE__COUNT
 };
 
+enum wdrm_colorspace {
+	WDRM_COLORSPACE_DEFAULT = 0,
+	WDRM_COLORSPACE_SMPTE_170M_YCC,
+	WDRM_COLORSPACE_BT709_YCC,
+	WDRM_COLORSPACE_XVYCC_601,
+	WDRM_COLORSPACE_XVYCC_709,
+	WDRM_COLORSPACE_SYCC_601,
+	WDRM_COLORSPACE_OPYCC_601,
+	WDRM_COLORSPACE_OPRGB,
+	WDRM_COLORSPACE_BT2020_CYCC,
+	WDRM_COLORSPACE_BT2020_RGB,
+	WDRM_COLORSPACE_BT2020_YCC,
+	WDRM_COLORSPACE_DCI_P3_RGB_D65,
+	WDRM_COLORSPACE_DCI_P3_RGB_THEATER,
+	WDRM_COLORSPACE_RGB_WIDE_FIXED,
+	WDRM_COLORSPACE_RGB_WIDE_FLOAT,
+	WDRM_COLORSPACE_BT601_YCC,
+	WDRM_COLORSPACE__COUNT,
+};
+
 /**
  * List of properties attached to DRM CRTCs
  */
diff --git a/libweston/backend-drm/kms.c b/libweston/backend-drm/kms.c
index 3e93a9b8..2a27cd6c 100644
--- a/libweston/backend-drm/kms.c
+++ b/libweston/backend-drm/kms.c
@@ -154,6 +154,25 @@ struct drm_property_enum_info content_type_enums[] = {
 	[WDRM_CONTENT_TYPE_GAME] = { .name = "Game", },
 };
 
+struct drm_property_enum_info colorspace_enums[] = {
+	[WDRM_COLORSPACE_DEFAULT] = { .name = "Default", },
+	[WDRM_COLORSPACE_SMPTE_170M_YCC] = { .name = "SMPTE_170M_YCC", },
+	[WDRM_COLORSPACE_BT709_YCC] = { .name = "BT709_YCC", },
+	[WDRM_COLORSPACE_XVYCC_601] = { .name = "XVYCC_601", },
+	[WDRM_COLORSPACE_XVYCC_709] = { .name = "XVYCC_709", },
+	[WDRM_COLORSPACE_SYCC_601] = { .name = "SYCC_601", },
+	[WDRM_COLORSPACE_OPYCC_601] = { .name = "opYCC_601", },
+	[WDRM_COLORSPACE_OPRGB] = { .name = "opRGB", },
+	[WDRM_COLORSPACE_BT2020_CYCC] = { .name = "BT2020_CYCC", },
+	[WDRM_COLORSPACE_BT2020_RGB] = { .name = "BT2020_RGB", },
+	[WDRM_COLORSPACE_BT2020_YCC] = { .name = "BT2020_YCC", },
+	[WDRM_COLORSPACE_DCI_P3_RGB_D65] = { .name = "DCI-P3_RGB_D65", },
+	[WDRM_COLORSPACE_DCI_P3_RGB_THEATER] = { .name = "DCI-P3_RGB_Theater", },
+	[WDRM_COLORSPACE_RGB_WIDE_FIXED] = { .name = "RGB_WIDE_FIXED", },
+	[WDRM_COLORSPACE_RGB_WIDE_FLOAT] = { .name = "RGB_WIDE_FLOAT", },
+	[WDRM_COLORSPACE_BT601_YCC] = { .name = "BT601_YCC", },
+};
+
 const struct drm_property_info connector_props[] = {
 	[WDRM_CONNECTOR_EDID] = { .name = "EDID" },
 	[WDRM_CONNECTOR_DPMS] = {
@@ -190,6 +209,11 @@ const struct drm_property_info connector_props[] = {
 		.enum_values = content_type_enums,
 		.num_enum_values = WDRM_CONTENT_TYPE__COUNT,
 	},
+	[WDRM_CONNECTOR_COLORSPACE] = {
+		.name = "Colorspace",
+		.enum_values = colorspace_enums,
+		.num_enum_values = WDRM_COLORSPACE__COUNT,
+	},
 };
 
 const struct drm_property_info crtc_props[] = {