drivers/media/dvb-frontends/cxd2841er.h

   1 /*
   2  * cxd2841er.h
   3  *
   4  * Sony CXD2441ER digital demodulator driver public definitions
   5  *
   6  * Copyright 2012 Sony Corporation
   7  * Copyright (C) 2014 NetUP Inc.
   8  * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru>
   9  * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20   */
  21
  22 #ifndef CXD2841ER_H
  23 #define CXD2841ER_H
  24
  25 #include <linux/dvb/frontend.h>
  26
  27 #define CXD2841ER_USE_GATECTRL  1       /* bit 0 */
  28 #define CXD2841ER_AUTO_IFHZ     2       /* bit 1 */
  29 #define CXD2841ER_TS_SERIAL     4       /* bit 2 */
  30 #define CXD2841ER_ASCOT         8       /* bit 3 */
  31 #define CXD2841ER_EARLY_TUNE    16      /* bit 4 */
  32 #define CXD2841ER_NO_WAIT_LOCK  32      /* bit 5 */
  33 #define CXD2841ER_NO_AGCNEG     64      /* bit 6 */
  34 #define CXD2841ER_TSBITS        128     /* bit 7 */
  35
  36 enum cxd2841er_xtal {
  37         SONY_XTAL_20500, /* 20.5 MHz */
  38         SONY_XTAL_24000, /* 24 MHz */
  39         SONY_XTAL_41000 /* 41 MHz */
  40 };
  41
  42 struct cxd2841er_config {
  43         u8      i2c_addr;
  44         enum cxd2841er_xtal     xtal;
  45         u32     flags;
  46 };
  47
  48 #if IS_REACHABLE(CONFIG_DVB_CXD2841ER)
  49 extern struct dvb_frontend *cxd2841er_attach_s(struct cxd2841er_config *cfg,
  50                                                struct i2c_adapter *i2c);
  51
  52 extern struct dvb_frontend *cxd2841er_attach_t_c(struct cxd2841er_config *cfg,
  53                                                struct i2c_adapter *i2c);
  54 #else
  55 static inline struct dvb_frontend *cxd2841er_attach_s(
  56                                         struct cxd2841er_config *cfg,
  57                                         struct i2c_adapter *i2c)
  58 {
  59         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  60         return NULL;
  61 }
  62
  63 static inline struct dvb_frontend *cxd2841er_attach_t_c(
  64                 struct cxd2841er_config *cfg, struct i2c_adapter *i2c)
  65 {
  66         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  67         return NULL;
  68 }
  69
  70 #endif
  71
  72 #endif