1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * descriptions + helper functions for simple dvb plls.
4  */
5 
6 #ifndef __DVB_PLL_H__
7 #define __DVB_PLL_H__
8 
9 #include <linux/i2c.h>
10 #include <media/dvb_frontend.h>
11 
12 #define DVB_PLL_UNDEFINED               0
13 #define DVB_PLL_THOMSON_DTT7579         1
14 #define DVB_PLL_THOMSON_DTT759X         2
15 #define DVB_PLL_LG_Z201                 3
16 #define DVB_PLL_UNKNOWN_1               4
17 #define DVB_PLL_TUA6010XS               5
18 #define DVB_PLL_ENV57H1XD5              6
19 #define DVB_PLL_TUA6034                 7
20 #define DVB_PLL_TDA665X                 8
21 #define DVB_PLL_TDED4                   9
22 #define DVB_PLL_TDHU2                  10
23 #define DVB_PLL_SAMSUNG_TBMV           11
24 #define DVB_PLL_PHILIPS_SD1878_TDA8261 12
25 #define DVB_PLL_OPERA1                 13
26 #define DVB_PLL_SAMSUNG_DTOS403IH102A  14
27 #define DVB_PLL_SAMSUNG_TDTC9251DH0    15
28 #define DVB_PLL_SAMSUNG_TBDU18132      16
29 #define DVB_PLL_SAMSUNG_TBMU24112      17
30 #define DVB_PLL_TDEE4		       18
31 #define DVB_PLL_THOMSON_DTT7520X       19
32 #define DVB_PLL_TUA6034_FRIIO          20
33 #define DVB_PLL_TDA665X_EARTH_PT1      21
34 
35 struct dvb_pll_config {
36 	struct dvb_frontend *fe;
37 };
38 
39 #if IS_REACHABLE(CONFIG_DVB_PLL)
40 /**
41  * Attach a dvb-pll to the supplied frontend structure.
42  *
43  * @fe: Frontend to attach to.
44  * @pll_addr: i2c address of the PLL (if used).
45  * @i2c: i2c adapter to use (set to NULL if not used).
46  * @pll_desc_id: dvb_pll_desc to use.
47  *
48  * return: Frontend pointer on success, NULL on failure
49  */
50 extern struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
51 					   int pll_addr,
52 					   struct i2c_adapter *i2c,
53 					   unsigned int pll_desc_id);
54 #else
55 static inline struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
56 					   int pll_addr,
57 					   struct i2c_adapter *i2c,
58 					   unsigned int pll_desc_id)
59 {
60 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
61 	return NULL;
62 }
63 #endif
64 
65 #endif
66