From eb78b6251594f2f21b8b897f181a597d36a0dc14 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonas=20=C3=85dahl?= <jadahl@gmail.com>
Date: Thu, 16 Jul 2020 22:19:52 +0200
Subject: [PATCH] kms/crtc: Find GAMMA_LUT property

To be used by the atomic backend to implement setting gamma ramps.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1488>
---
 src/backends/native/meta-kms-crtc-private.h | 1 +
 src/backends/native/meta-kms-crtc.c         | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/src/backends/native/meta-kms-crtc-private.h b/src/backends/native/meta-kms-crtc-private.h
index bbf014bf5..5429989bf 100644
--- a/src/backends/native/meta-kms-crtc-private.h
+++ b/src/backends/native/meta-kms-crtc-private.h
@@ -28,6 +28,7 @@ typedef enum _MetaKmsCrtcProp
 {
   META_KMS_CRTC_PROP_MODE_ID = 0,
   META_KMS_CRTC_PROP_ACTIVE,
+  META_KMS_CRTC_PROP_GAMMA_LUT,
   META_KMS_CRTC_N_PROPS
 } MetaKmsCrtcProp;
 
diff --git a/src/backends/native/meta-kms-crtc.c b/src/backends/native/meta-kms-crtc.c
index 7de317378..38fb06fab 100644
--- a/src/backends/native/meta-kms-crtc.c
+++ b/src/backends/native/meta-kms-crtc.c
@@ -245,6 +245,11 @@ init_proporties (MetaKmsCrtc       *crtc,
           .name = "ACTIVE",
           .type = DRM_MODE_PROP_RANGE,
         },
+      [META_KMS_CRTC_PROP_GAMMA_LUT] =
+        {
+          .name = "GAMMA_LUT",
+          .type = DRM_MODE_PROP_BLOB,
+        },
     }
   };