drivers/media/dvb-frontends/cxd2841er.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * cxd2841er.h
   4  *
   5  * Sony CXD2441ER digital demodulator driver public definitions
   6  *
   7  * Copyright 2012 Sony Corporation
   8  * Copyright (C) 2014 NetUP Inc.
   9  * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru>
  10  * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru>
  11   */
  12
  13 #ifndef CXD2841ER_H
  14 #define CXD2841ER_H
  15
  16 #include <linux/dvb/frontend.h>
  17
  18 #define CXD2841ER_USE_GATECTRL  1       /* bit 0 */
  19 #define CXD2841ER_AUTO_IFHZ     2       /* bit 1 */
  20 #define CXD2841ER_TS_SERIAL     4       /* bit 2 */
  21 #define CXD2841ER_ASCOT         8       /* bit 3 */
  22 #define CXD2841ER_EARLY_TUNE    16      /* bit 4 */
  23 #define CXD2841ER_NO_WAIT_LOCK  32      /* bit 5 */
  24 #define CXD2841ER_NO_AGCNEG     64      /* bit 6 */
  25 #define CXD2841ER_TSBITS        128     /* bit 7 */
  26
  27 enum cxd2841er_xtal {
  28         SONY_XTAL_20500, /* 20.5 MHz */
  29         SONY_XTAL_24000, /* 24 MHz */
  30         SONY_XTAL_41000 /* 41 MHz */
  31 };
  32
  33 struct cxd2841er_config {
  34         u8      i2c_addr;
  35         enum cxd2841er_xtal     xtal;
  36         u32     flags;
  37 };
  38
  39 #if IS_REACHABLE(CONFIG_DVB_CXD2841ER)
  40 extern struct dvb_frontend *cxd2841er_attach_s(struct cxd2841er_config *cfg,
  41                                                struct i2c_adapter *i2c);
  42
  43 extern struct dvb_frontend *cxd2841er_attach_t_c(struct cxd2841er_config *cfg,
  44                                                struct i2c_adapter *i2c);
  45 #else
  46 static inline struct dvb_frontend *cxd2841er_attach_s(
  47                                         struct cxd2841er_config *cfg,
  48                                         struct i2c_adapter *i2c)
  49 {
  50         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  51         return NULL;
  52 }
  53
  54 static inline struct dvb_frontend *cxd2841er_attach_t_c(
  55                 struct cxd2841er_config *cfg, struct i2c_adapter *i2c)
  56 {
  57         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  58         return NULL;
  59 }
  60
  61 #endif
  62
  63 #endif