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
35struct 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 */
50extern 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
55static 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