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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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
43struct reg_val_mask {
44 u32 reg;
45 u8 val;
46 u8 mask;
47};
48
49struct 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
65extern int cxd2820r_debug;
66
67int cxd2820r_gpio(struct dvb_frontend *fe);
68
69int cxd2820r_wr_reg_mask(struct cxd2820r_priv *priv, u32 reg, u8 val,
70 u8 mask);
71
72int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
73 int len);
74
75u32 cxd2820r_div_u64_round_closest(u64 dividend, u32 divisor);
76
77int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
78 int len);
79
80int cxd2820r_rd_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
81 int len);
82
83int cxd2820r_wr_reg(struct cxd2820r_priv *priv, u32 reg, u8 val);
84
85int cxd2820r_rd_reg(struct cxd2820r_priv *priv, u32 reg, u8 *val);
86
87/* cxd2820r_c.c */
88
89int cxd2820r_get_frontend_c(struct dvb_frontend *fe);
90
91int cxd2820r_set_frontend_c(struct dvb_frontend *fe);
92
93int cxd2820r_read_status_c(struct dvb_frontend *fe, fe_status_t *status);
94
95int cxd2820r_read_ber_c(struct dvb_frontend *fe, u32 *ber);
96
97int cxd2820r_read_signal_strength_c(struct dvb_frontend *fe, u16 *strength);
98
99int cxd2820r_read_snr_c(struct dvb_frontend *fe, u16 *snr);
100
101int cxd2820r_read_ucblocks_c(struct dvb_frontend *fe, u32 *ucblocks);
102
103int cxd2820r_init_c(struct dvb_frontend *fe);
104
105int cxd2820r_sleep_c(struct dvb_frontend *fe);
106
107int cxd2820r_get_tune_settings_c(struct dvb_frontend *fe,
108 struct dvb_frontend_tune_settings *s);
109
110/* cxd2820r_t.c */
111
112int cxd2820r_get_frontend_t(struct dvb_frontend *fe);
113
114int cxd2820r_set_frontend_t(struct dvb_frontend *fe);
115
116int cxd2820r_read_status_t(struct dvb_frontend *fe, fe_status_t *status);
117
118int cxd2820r_read_ber_t(struct dvb_frontend *fe, u32 *ber);
119
120int cxd2820r_read_signal_strength_t(struct dvb_frontend *fe, u16 *strength);
121
122int cxd2820r_read_snr_t(struct dvb_frontend *fe, u16 *snr);
123
124int cxd2820r_read_ucblocks_t(struct dvb_frontend *fe, u32 *ucblocks);
125
126int cxd2820r_init_t(struct dvb_frontend *fe);
127
128int cxd2820r_sleep_t(struct dvb_frontend *fe);
129
130int cxd2820r_get_tune_settings_t(struct dvb_frontend *fe,
131 struct dvb_frontend_tune_settings *s);
132
133/* cxd2820r_t2.c */
134
135int cxd2820r_get_frontend_t2(struct dvb_frontend *fe);
136
137int cxd2820r_set_frontend_t2(struct dvb_frontend *fe);
138
139int cxd2820r_read_status_t2(struct dvb_frontend *fe, fe_status_t *status);
140
141int cxd2820r_read_ber_t2(struct dvb_frontend *fe, u32 *ber);
142
143int cxd2820r_read_signal_strength_t2(struct dvb_frontend *fe, u16 *strength);
144
145int cxd2820r_read_snr_t2(struct dvb_frontend *fe, u16 *snr);
146
147int cxd2820r_read_ucblocks_t2(struct dvb_frontend *fe, u32 *ucblocks);
148
149int cxd2820r_init_t2(struct dvb_frontend *fe);
150
151int cxd2820r_sleep_t2(struct dvb_frontend *fe);
152
153int cxd2820r_get_tune_settings_t2(struct dvb_frontend *fe,
154 struct dvb_frontend_tune_settings *s);
155
156#endif /* CXD2820R_PRIV_H */