touch/sec: look at display effectively active state

This adds support to check if display is in self refresh mode.
In that case touch should still be active.

Bug: 180539030
Signed-off-by: Adrian Salido <salidoa@google.com>
Change-Id: Iee1465ff014daf1e9d7edc7ee59e83cd38ed4272

1 files changed, 7 insertions, 0 deletions

diff --git a/sec_ts.c b/sec_ts.c
index f1a1479..4759f25 100644
--- a/sec_ts.c
+++ b/sec_ts.c
@@ -5456,6 +5456,13 @@ static void panel_bridge_disable(struct drm_bridge *bridge)
 	struct sec_ts_data *ts =
 		container_of(bridge, struct sec_ts_data, panel_bridge);
 
+	if (bridge->encoder && bridge->encoder->crtc) {
+		const struct drm_crtc_state *crtc_state = bridge->encoder->crtc->state;
+
+		if (drm_atomic_crtc_effectively_active(crtc_state))
+			return;
+	}
+
 	pr_debug("%s\n", __func__);
 	sec_ts_set_bus_ref(ts, SEC_TS_BUS_REF_SCREEN_ON, false);
 }