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path: root/drivers/gpu/drm/drm_atomic_helper.c
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Diffstat (limited to 'drivers/gpu/drm/drm_atomic_helper.c')
-rw-r--r--drivers/gpu/drm/drm_atomic_helper.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index ee03c1ed2521..0587a0a2f3aa 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -3500,6 +3500,10 @@ void drm_atomic_helper_plane_reset(struct drm_plane *plane)
if (plane->state) {
plane->state->plane = plane;
plane->state->rotation = DRM_MODE_ROTATE_0;
+
+ /* Reset the alpha value to fully opaque if it matters */
+ if (plane->alpha_property)
+ plane->state->alpha = plane->alpha_property->values[1];
}
}
EXPORT_SYMBOL(drm_atomic_helper_plane_reset);