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cxd2820r_priv.h
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1 /*
2  * Sony CXD2820R demodulator driver
3  *
4  * Copyright (C) 2010 Antti Palosaari <[email protected]>
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 */
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