V4L/DVB (5362): Dvb-pll: add code for doing tuner initialization
[safe/jmp/linux-2.6] / drivers / media / dvb / frontends / dvb-pll.h
1 /*
2  * descriptions + helper functions for simple dvb plls.
3  */
4
5 #ifndef __DVB_PLL_H__
6 #define __DVB_PLL_H__
7
8 #include <linux/i2c.h>
9 #include "dvb_frontend.h"
10
11 struct dvb_pll_desc {
12         char *name;
13         u32  min;
14         u32  max;
15         void (*setbw)(u8 *buf, u32 freq, int bandwidth);
16         u8   *initdata;
17         int  count;
18         struct {
19                 u32 limit;
20                 u32 offset;
21                 u32 stepsize;
22                 u8  config;
23                 u8  cb;
24         } entries[12];
25 };
26
27 extern struct dvb_pll_desc dvb_pll_thomson_dtt7579;
28 extern struct dvb_pll_desc dvb_pll_thomson_dtt759x;
29 extern struct dvb_pll_desc dvb_pll_thomson_dtt7610;
30 extern struct dvb_pll_desc dvb_pll_lg_z201;
31 extern struct dvb_pll_desc dvb_pll_microtune_4042;
32 extern struct dvb_pll_desc dvb_pll_thomson_dtt761x;
33 extern struct dvb_pll_desc dvb_pll_unknown_1;
34
35 extern struct dvb_pll_desc dvb_pll_tua6010xs;
36 extern struct dvb_pll_desc dvb_pll_env57h1xd5;
37 extern struct dvb_pll_desc dvb_pll_tua6034;
38 extern struct dvb_pll_desc dvb_pll_lg_tdvs_h06xf;
39 extern struct dvb_pll_desc dvb_pll_tda665x;
40 extern struct dvb_pll_desc dvb_pll_fmd1216me;
41 extern struct dvb_pll_desc dvb_pll_tded4;
42
43 extern struct dvb_pll_desc dvb_pll_tuv1236d;
44 extern struct dvb_pll_desc dvb_pll_tdhu2;
45 extern struct dvb_pll_desc dvb_pll_samsung_tbmv;
46 extern struct dvb_pll_desc dvb_pll_philips_sd1878_tda8261;
47 extern struct dvb_pll_desc dvb_pll_philips_td1316;
48
49 extern struct dvb_pll_desc dvb_pll_thomson_fe6600;
50
51 extern int dvb_pll_configure(struct dvb_pll_desc *desc, u8 *buf,
52                              u32 freq, int bandwidth);
53
54 /**
55  * Attach a dvb-pll to the supplied frontend structure.
56  *
57  * @param fe Frontend to attach to.
58  * @param pll_addr i2c address of the PLL (if used).
59  * @param i2c i2c adapter to use (set to NULL if not used).
60  * @param desc dvb_pll_desc to use.
61  * @return Frontend pointer on success, NULL on failure
62  */
63 #if defined(CONFIG_DVB_PLL) || (defined(CONFIG_DVB_PLL_MODULE) && defined(MODULE))
64 extern struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
65                                            int pll_addr,
66                                            struct i2c_adapter *i2c,
67                                            struct dvb_pll_desc *desc);
68 #else
69 static inline struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
70                                            int pll_addr,
71                                            struct i2c_adapter *i2c,
72                                            struct dvb_pll_desc *desc)
73 {
74         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
75         return NULL;
76 }
77 #endif
78
79 #endif