1From 827c18bcd116964554ee841fdf4aeda95d81f5a3 Mon Sep 17 00:00:00 2001
2From: Jeffy Chen <jeffy.chen@rock-chips.com>
3Date: Mon, 26 Oct 2020 16:23:27 +0800
4Subject: [PATCH 36/79] backend-drm: Allow disabling plane scale
5
6Set env WESTON_DRM_DISABLE_PLANE_SCALE to disable plane scale.
7
8Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
9---
10 libweston/backend-drm/drm.c | 3 +++
11 1 file changed, 3 insertions(+)
12
13diff --git a/libweston/backend-drm/drm.c b/libweston/backend-drm/drm.c
14index df9db5c..2b887eb 100644
15--- a/libweston/backend-drm/drm.c
16+++ b/libweston/backend-drm/drm.c
17@@ -1181,6 +1181,9 @@ drm_plane_create(struct drm_backend *b, const drmModePlane *kplane)
18 					 props,
19 					 WDRM_PLANE_FEATURE_SCALE);
20
21+	if (getenv("WESTON_DRM_DISABLE_PLANE_SCALE"))
22+		plane->can_scale = false;
23+
24 	zpos_range_values =
25 		drm_property_get_range_values(&plane->props[WDRM_PLANE_ZPOS],
26 					      props);
27--
282.20.1
29
30