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 "dvb_frontend.h" 27 #include "dvb_math.h" 28 #include "cxd2820r.h" 29 30 #define LOG_PREFIX "cxd2820r" 31 32 #undef dbg 33 #define dbg(f, arg...) \ 34 if (cxd2820r_debug) \ 35 printk(KERN_INFO LOG_PREFIX": " f "\n" , ## arg) 36 #undef err 37 #define err(f, arg...) printk(KERN_ERR LOG_PREFIX": " f "\n" , ## arg) 38 #undef info 39 #define info(f, arg...) printk(KERN_INFO LOG_PREFIX": " f "\n" , ## arg) 40 #undef warn 41 #define warn(f, arg...) printk(KERN_WARNING LOG_PREFIX": " f "\n" , ## arg) 42 43 struct reg_val_mask { 44 u32 reg; 45 u8 val; 46 u8 mask; 47 }; 48 49 struct cxd2820r_priv { 50 struct i2c_adapter *i2c; 51 struct dvb_frontend fe; 52 struct cxd2820r_config cfg; 53 54 bool ber_running; 55 56 u8 bank[2]; 57 u8 gpio[3]; 58 59 fe_delivery_system_t delivery_system; 60 bool last_tune_failed; /* for switch between T and T2 tune */ 61 }; 62 63 /* cxd2820r_core.c */ 64 65 extern int cxd2820r_debug; 66 67 int cxd2820r_gpio(struct dvb_frontend *fe); 68 69 int cxd2820r_wr_reg_mask(struct cxd2820r_priv *priv, u32 reg, u8 val, 70 u8 mask); 71 72 int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val, 73 int len); 74 75 u32 cxd2820r_div_u64_round_closest(u64 dividend, u32 divisor); 76 77 int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val, 78 int len); 79 80 int cxd2820r_rd_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val, 81 int len); 82 83 int cxd2820r_wr_reg(struct cxd2820r_priv *priv, u32 reg, u8 val); 84 85 int cxd2820r_rd_reg(struct cxd2820r_priv *priv, u32 reg, u8 *val); 86 87 /* cxd2820r_c.c */ 88 89 int cxd2820r_get_frontend_c(struct dvb_frontend *fe); 90 91 int cxd2820r_set_frontend_c(struct dvb_frontend *fe); 92 93 int cxd2820r_read_status_c(struct dvb_frontend *fe, fe_status_t *status); 94 95 int cxd2820r_read_ber_c(struct dvb_frontend *fe, u32 *ber); 96 97 int cxd2820r_read_signal_strength_c(struct dvb_frontend *fe, u16 *strength); 98 99 int cxd2820r_read_snr_c(struct dvb_frontend *fe, u16 *snr); 100 101 int cxd2820r_read_ucblocks_c(struct dvb_frontend *fe, u32 *ucblocks); 102 103 int cxd2820r_init_c(struct dvb_frontend *fe); 104 105 int cxd2820r_sleep_c(struct dvb_frontend *fe); 106 107 int cxd2820r_get_tune_settings_c(struct dvb_frontend *fe, 108 struct dvb_frontend_tune_settings *s); 109 110 /* cxd2820r_t.c */ 111 112 int cxd2820r_get_frontend_t(struct dvb_frontend *fe); 113 114 int cxd2820r_set_frontend_t(struct dvb_frontend *fe); 115 116 int cxd2820r_read_status_t(struct dvb_frontend *fe, fe_status_t *status); 117 118 int cxd2820r_read_ber_t(struct dvb_frontend *fe, u32 *ber); 119 120 int cxd2820r_read_signal_strength_t(struct dvb_frontend *fe, u16 *strength); 121 122 int cxd2820r_read_snr_t(struct dvb_frontend *fe, u16 *snr); 123 124 int cxd2820r_read_ucblocks_t(struct dvb_frontend *fe, u32 *ucblocks); 125 126 int cxd2820r_init_t(struct dvb_frontend *fe); 127 128 int cxd2820r_sleep_t(struct dvb_frontend *fe); 129 130 int cxd2820r_get_tune_settings_t(struct dvb_frontend *fe, 131 struct dvb_frontend_tune_settings *s); 132 133 /* cxd2820r_t2.c */ 134 135 int cxd2820r_get_frontend_t2(struct dvb_frontend *fe); 136 137 int cxd2820r_set_frontend_t2(struct dvb_frontend *fe); 138 139 int cxd2820r_read_status_t2(struct dvb_frontend *fe, fe_status_t *status); 140 141 int cxd2820r_read_ber_t2(struct dvb_frontend *fe, u32 *ber); 142 143 int cxd2820r_read_signal_strength_t2(struct dvb_frontend *fe, u16 *strength); 144 145 int cxd2820r_read_snr_t2(struct dvb_frontend *fe, u16 *snr); 146 147 int cxd2820r_read_ucblocks_t2(struct dvb_frontend *fe, u32 *ucblocks); 148 149 int cxd2820r_init_t2(struct dvb_frontend *fe); 150 151 int cxd2820r_sleep_t2(struct dvb_frontend *fe); 152 153 int cxd2820r_get_tune_settings_t2(struct dvb_frontend *fe, 154 struct dvb_frontend_tune_settings *s); 155 156 #endif /* CXD2820R_PRIV_H */ 157