File-copy from v4.4.100

This is the result of 'cp' from a linux-stable tree with the 'v4.4.100'
tag checked out (commit 26d6298789e695c9f627ce49a7bbd2286405798a) on
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Please refer to that tree for all history prior to this point.

Change-Id: I8a9ee2aea93cd29c52c847d0ce33091a73ae6afe
diff --git a/drivers/media/tuners/fc0013.h b/drivers/media/tuners/fc0013.h
new file mode 100644
index 0000000..e130bd7
--- /dev/null
+++ b/drivers/media/tuners/fc0013.h
@@ -0,0 +1,57 @@
+/*
+ * Fitipower FC0013 tuner driver
+ *
+ * Copyright (C) 2012 Hans-Frieder Vogt <hfvogt@gmx.net>
+ *
+ *    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 _FC0013_H_
+#define _FC0013_H_
+
+#include <linux/kconfig.h>
+#include "dvb_frontend.h"
+#include "fc001x-common.h"
+
+#if IS_REACHABLE(CONFIG_MEDIA_TUNER_FC0013)
+extern struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe,
+					struct i2c_adapter *i2c,
+					u8 i2c_address, int dual_master,
+					enum fc001x_xtal_freq xtal_freq);
+extern int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val);
+extern int fc0013_rc_cal_reset(struct dvb_frontend *fe);
+#else
+static inline struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe,
+					struct i2c_adapter *i2c,
+					u8 i2c_address, int dual_master,
+					enum fc001x_xtal_freq xtal_freq)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+
+static inline int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val)
+{
+	return 0;
+}
+
+static inline int fc0013_rc_cal_reset(struct dvb_frontend *fe)
+{
+	return 0;
+}
+#endif
+
+#endif