LXR linux/drivers/media/dvb-frontends/dvb-pll.h

   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