diff options
| -rw-r--r-- | video/out/drm_atomic.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/video/out/drm_atomic.c b/video/out/drm_atomic.c index 51b3da89c6..0fa22f0823 100644 --- a/video/out/drm_atomic.c +++ b/video/out/drm_atomic.c @@ -94,6 +94,11 @@ int drm_object_set_property(drmModeAtomicReq *request, struct drm_object *object { for (int i = 0; i < object->props->count_props; i++) { if (strcasecmp(name, object->props_info[i]->name) == 0) { + if (object->props_info[i]->flags & DRM_MODE_PROP_IMMUTABLE) { + /* Do not try to set immutable values, as this might cause the + * atomic commit operation to fail. */ + return -EINVAL; + } return drmModeAtomicAddProperty(request, object->id, object->props_info[i]->prop_id, value); } @@ -362,7 +367,7 @@ static bool drm_atomic_restore_plane_state(drmModeAtomicReq *request, ret = false; if (0 > drm_object_set_property(request, plane, "CRTC_H", plane_state->crtc_h)) ret = false; - // ZPOS might not exist, so ignore whether or not this succeeds + // ZPOS might not exist, or be immutable, so ignore whether or not this succeeds drm_object_set_property(request, plane, "ZPOS", plane_state->zpos); return ret; |