2 tuner-driver.h - interface for different tuners
4 Copyright (C) 1997 Markus Schroeder (schroedm@uni-duesseldorf.de)
5 minor modifications by Ralph Metzler (rjkm@thp.uni-koeln.de)
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #ifndef __TUNER_HW_H__
23 #define __TUNER_HW_H__
25 #include <linux/videodev2.h>
26 #include <linux/i2c.h>
28 extern unsigned const int tuner_count;
30 struct tuner_operations {
31 void (*set_tv_freq)(struct i2c_client *c, unsigned int freq);
32 void (*set_radio_freq)(struct i2c_client *c, unsigned int freq);
33 int (*has_signal)(struct i2c_client *c);
34 int (*is_stereo)(struct i2c_client *c);
35 int (*get_afc)(struct i2c_client *c);
36 void (*tuner_status)(struct i2c_client *c);
37 void (*standby)(struct i2c_client *c);
38 void (*release)(struct i2c_client *c);
43 struct i2c_client i2c;
45 unsigned int type; /* chip type */
48 unsigned int mode_mask; /* Combination of allowable modes */
50 unsigned int tv_freq; /* keep track of the current settings */
51 unsigned int radio_freq;
59 unsigned int tda9887_config;
62 int (*tuner_callback) (void *dev, int command,int arg);
64 struct tuner_operations ops;
67 /* ------------------------------------------------------------------------ */
69 extern int default_tuner_init(struct i2c_client *c);
71 extern int tda9887_tuner_init(struct i2c_client *c);
73 extern int microtune_init(struct i2c_client *c);
75 extern int tda8290_init(struct i2c_client *c);
76 extern int tda8290_probe(struct i2c_client *c);
78 extern int tea5761_tuner_init(struct i2c_client *c);
79 extern int tea5761_autodetection(struct i2c_client *c);
81 extern int tea5767_autodetection(struct i2c_client *c);
82 extern int tea5767_tuner_init(struct i2c_client *c);
84 /* ------------------------------------------------------------------------ */
86 #define tuner_warn(fmt, arg...) do {\
87 printk(KERN_WARNING "%s %d-%04x: " fmt, t->i2c.driver->driver.name, \
88 i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0)
89 #define tuner_info(fmt, arg...) do {\
90 printk(KERN_INFO "%s %d-%04x: " fmt, t->i2c.driver->driver.name, \
91 i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0)
92 #define tuner_dbg(fmt, arg...) do {\
93 extern int tuner_debug; \
95 printk(KERN_DEBUG "%s %d-%04x: " fmt, t->i2c.driver->driver.name, \
96 i2c_adapter_id(t->i2c.adapter), t->i2c.addr , ##arg); } while (0)
98 #endif /* __TUNER_HW_H__ */
101 * Overrides for Emacs so that we follow Linus's tabbing style.
102 * ---------------------------------------------------------------------------