Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / media / dvb-frontends / ts2020.h

diff --git a/kernel/drivers/media/dvb-frontends/ts2020.h b/kernel/drivers/media/dvb-frontends/ts2020.h
new file mode 100644 (file)
index 0000000..1714af9
--- /dev/null
+++ b/kernel/drivers/media/dvb-frontends/ts2020.h
@@ -0,0 +1,74 @@
+/*
+    Montage Technology TS2020 - Silicon Tuner driver
+    Copyright (C) 2009-2012 Konstantin Dimitrov <kosio.dimitrov@gmail.com>
+
+    Copyright (C) 2009-2012 TurboSight.com
+
+    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.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef TS2020_H
+#define TS2020_H
+
+#include <linux/kconfig.h>
+#include <linux/dvb/frontend.h>
+
+struct ts2020_config {
+       u8 tuner_address;
+       u32 frequency_div;
+
+       /*
+        * RF loop-through
+        */
+       u8 loop_through:1;
+
+       /*
+        * clock output
+        */
+#define TS2020_CLK_OUT_DISABLED        0
+#define TS2020_CLK_OUT_ENABLED         1
+#define TS2020_CLK_OUT_ENABLED_XTALOUT 2
+       u8 clk_out:2;
+
+       /*
+        * clock output divider
+        * 1 - 31
+        */
+       u8 clk_out_div:5;
+
+       /*
+        * pointer to DVB frontend
+        */
+       struct dvb_frontend *fe;
+};
+
+#if IS_REACHABLE(CONFIG_DVB_TS2020)
+
+extern struct dvb_frontend *ts2020_attach(
+       struct dvb_frontend *fe,
+       const struct ts2020_config *config,
+       struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend *ts2020_attach(
+       struct dvb_frontend *fe,
+       const struct ts2020_config *config,
+       struct i2c_adapter *i2c)
+{
+       printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+       return NULL;
+}
+#endif
+
+#endif /* TS2020_H */