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