drivers/media/dvb-frontends/cxd2820r_priv.h

   1 /*
   2  * Sony CXD2820R demodulator driver
   3  *
   4  * Copyright (C) 2010 Antti Palosaari <crope@iki.fi>
   5  *
   6  *    This program is free software; you can redistribute it and/or modify
   7  *    it under the terms of the GNU General Public License as published by
   8  *    the Free Software Foundation; either version 2 of the License, or
   9  *    (at your option) any later version.
  10  *
  11  *    This program is distributed in the hope that it will be useful,
  12  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *    GNU General Public License for more details.
  15  *
  16  *    You should have received a copy of the GNU General Public License along
  17  *    with this program; if not, write to the Free Software Foundation, Inc.,
  18  *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21
  22 #ifndef CXD2820R_PRIV_H
  23 #define CXD2820R_PRIV_H
  24
  25 #include <linux/dvb/version.h>
  26 #include <media/dvb_frontend.h>
  27 #include <media/dvb_math.h>
  28 #include "cxd2820r.h"
  29 #include <linux/gpio.h>
  30 #include <linux/math64.h>
  31 #include <linux/regmap.h>
  32
  33 struct reg_val_mask {
  34         u32 reg;
  35         u8  val;
  36         u8  mask;
  37 };
  38
  39 #define CXD2820R_CLK 41000000
  40
  41 struct cxd2820r_priv {
  42         struct i2c_client *client[2];
  43         struct regmap *regmap[2];
  44         struct i2c_adapter *i2c;
  45         struct dvb_frontend fe;
  46         u8 ts_mode;
  47         bool ts_clk_inv;
  48         bool if_agc_polarity;
  49         bool spec_inv;
  50
  51         u64 post_bit_error_prev_dvbv3;
  52         u64 post_bit_error;
  53
  54         bool ber_running;
  55
  56 #define GPIO_COUNT 3
  57         u8 gpio[GPIO_COUNT];
  58 #ifdef CONFIG_GPIOLIB
  59         struct gpio_chip gpio_chip;
  60 #endif
  61
  62         enum fe_delivery_system delivery_system;
  63         bool last_tune_failed; /* for switch between T and T2 tune */
  64 };
  65
  66 /* cxd2820r_core.c */
  67
  68 extern int cxd2820r_debug;
  69
  70 int cxd2820r_gpio(struct dvb_frontend *fe, u8 *gpio);
  71
  72 int cxd2820r_wr_reg_val_mask_tab(struct cxd2820r_priv *priv,
  73                                  const struct reg_val_mask *tab, int tab_len);
  74
  75 int cxd2820r_wr_reg_mask(struct cxd2820r_priv *priv, u32 reg, u8 val,
  76         u8 mask);
  77
  78 int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
  79         int len);
  80
  81 int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
  82         int len);
  83
  84 int cxd2820r_rd_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
  85         int len);
  86
  87 int cxd2820r_wr_reg(struct cxd2820r_priv *priv, u32 reg, u8 val);
  88
  89 int cxd2820r_rd_reg(struct cxd2820r_priv *priv, u32 reg, u8 *val);
  90
  91 /* cxd2820r_c.c */
  92
  93 int cxd2820r_get_frontend_c(struct dvb_frontend *fe,
  94                             struct dtv_frontend_properties *p);
  95
  96 int cxd2820r_set_frontend_c(struct dvb_frontend *fe);
  97
  98 int cxd2820r_read_status_c(struct dvb_frontend *fe, enum fe_status *status);
  99
 100 int cxd2820r_init_c(struct dvb_frontend *fe);
 101
 102 int cxd2820r_sleep_c(struct dvb_frontend *fe);
 103
 104 int cxd2820r_get_tune_settings_c(struct dvb_frontend *fe,
 105         struct dvb_frontend_tune_settings *s);
 106
 107 /* cxd2820r_t.c */
 108
 109 int cxd2820r_get_frontend_t(struct dvb_frontend *fe,
 110                             struct dtv_frontend_properties *p);
 111
 112 int cxd2820r_set_frontend_t(struct dvb_frontend *fe);
 113
 114 int cxd2820r_read_status_t(struct dvb_frontend *fe, enum fe_status *status);
 115
 116 int cxd2820r_init_t(struct dvb_frontend *fe);
 117
 118 int cxd2820r_sleep_t(struct dvb_frontend *fe);
 119
 120 int cxd2820r_get_tune_settings_t(struct dvb_frontend *fe,
 121         struct dvb_frontend_tune_settings *s);
 122
 123 /* cxd2820r_t2.c */
 124
 125 int cxd2820r_get_frontend_t2(struct dvb_frontend *fe,
 126                              struct dtv_frontend_properties *p);
 127
 128 int cxd2820r_set_frontend_t2(struct dvb_frontend *fe);
 129
 130 int cxd2820r_read_status_t2(struct dvb_frontend *fe, enum fe_status *status);
 131
 132 int cxd2820r_init_t2(struct dvb_frontend *fe);
 133
 134 int cxd2820r_sleep_t2(struct dvb_frontend *fe);
 135
 136 int cxd2820r_get_tune_settings_t2(struct dvb_frontend *fe,
 137         struct dvb_frontend_tune_settings *s);
 138
 139 #endif /* CXD2820R_PRIV_H */