V4L/DVB (6884): Add support for the Xceive xc5000 silicon tuner

This is an all formats tuner, QAM, ATSC, DVB-T and others.
Only ATSC and QAM have been tested.

Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 51 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/xc5000.h b/drivers/media/dvb/frontends/xc5000.h
new file mode 100644
index 000000000000..ce5a3212f8f4
--- /dev/null
+++ b/drivers/media/dvb/frontends/xc5000.h
@@ -0,0 +1,51 @@
+/*
+ *  Driver for Xceive XC5000 "QAM/8VSB single chip tuner"
+ *
+ *  Copyright (c) 2007 Steven Toth <stoth@hauppauge.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 __XC5000_H__
+#define __XC5000_H__
+
+#include <linux/firmware.h>
+
+struct dvb_frontend;
+struct i2c_adapter;
+
+struct xc5000_config {
+        u8  i2c_address;
+        u32 if_frequency;
+        int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
+        int (*tuner_reset)(struct dvb_frontend* fe);
+};
+
+#if defined(CONFIG_DVB_TUNER_XC5000) || defined(CONFIG_DVB_TUNER_XC5000_MODULE)
+extern struct dvb_frontend* xc5000_attach(struct dvb_frontend *fe,
+                                          struct i2c_adapter *i2c,
+                                          struct xc5000_config *cfg);
+#else
+static inline struct dvb_frontend* xc5000_attach(struct dvb_frontend *fe,
+                                                 struct i2c_adapter *i2c,
+                                                 struct xc5000_config *cfg);
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+        return NULL;
+}
+#endif // CONFIG_DVB_TUNER_XC5000
+
+#endif // __XC5000_H__