v4.19.13 snapshot.
diff --git a/drivers/media/dvb-frontends/si2168.h b/drivers/media/dvb-frontends/si2168.h
new file mode 100644
index 0000000..d519edd
--- /dev/null
+++ b/drivers/media/dvb-frontends/si2168.h
@@ -0,0 +1,54 @@
+/*
+ * Silicon Labs Si2168 DVB-T/T2/C demodulator driver
+ *
+ * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef SI2168_H
+#define SI2168_H
+
+#include <linux/dvb/frontend.h>
+/*
+ * I2C address
+ * 0x64
+ */
+struct si2168_config {
+ /*
+ * frontend
+ * returned by driver
+ */
+ struct dvb_frontend **fe;
+
+ /*
+ * tuner I2C adapter
+ * returned by driver
+ */
+ struct i2c_adapter **i2c_adapter;
+
+ /* TS mode */
+#define SI2168_TS_PARALLEL 0x06
+#define SI2168_TS_SERIAL 0x03
+#define SI2168_TS_TRISTATE 0x00
+ u8 ts_mode;
+
+ /* TS clock inverted */
+ bool ts_clock_inv;
+
+ /* TS clock gapped */
+ bool ts_clock_gapped;
+
+ /* Inverted spectrum */
+ bool spectral_inversion;
+};
+
+#endif