From e6170da2b7755e5dd7d7c03c33fa81a89a14b323 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Mon, 26 Oct 2020 16:23:27 +0800
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Subject: [PATCH 36/74] backend-drm: Allow disabling plane scale
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Set env WESTON_DRM_DISABLE_PLANE_SCALE to disable plane scale.
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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libweston/backend-drm/drm.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/libweston/backend-drm/drm.c b/libweston/backend-drm/drm.c
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index df9db5c..2b887eb 100644
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--- a/libweston/backend-drm/drm.c
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+++ b/libweston/backend-drm/drm.c
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@@ -1181,6 +1181,9 @@ drm_plane_create(struct drm_backend *b, const drmModePlane *kplane)
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props,
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WDRM_PLANE_FEATURE_SCALE);
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+ if (getenv("WESTON_DRM_DISABLE_PLANE_SCALE"))
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+ plane->can_scale = false;
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+
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zpos_range_values =
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drm_property_get_range_values(&plane->props[WDRM_PLANE_ZPOS],
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props);
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--
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2.20.1
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