1 /*
2 Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver
3
4 Copyright (C) 2006 Steven Toth <stoth@linuxtv.com>
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
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20
21 #ifndef CX24116_H
22 #define CX24116_H
23
24 #include <linux/dvb/frontend.h>
25
26 struct cx24116_config {
27 /* the demodulator's i2c address */
28 u8 demod_address;
29
30 /* Need to set device param for start_dma */
31 int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
32
33 /* Need to reset device during firmware loading */
34 int (*reset_device)(struct dvb_frontend *fe);
35
36 /* Need to set MPEG parameters */
37 u8 mpg_clk_pos_pol:0x02;
38
39 /* max bytes I2C provider can write at once */
40 u16 i2c_wr_max;
41 };
42
43 #if defined(CONFIG_DVB_CX24116) || \
44 (defined(CONFIG_DVB_CX24116_MODULE) && defined(MODULE))
45 extern struct dvb_frontend *cx24116_attach(
46 const struct cx24116_config *config,
47 struct i2c_adapter *i2c);
48 #else
cx24116_attach(const struct cx24116_config * config,struct i2c_adapter * i2c)49 static inline struct dvb_frontend *cx24116_attach(
50 const struct cx24116_config *config,
51 struct i2c_adapter *i2c)
52 {
53 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
54 return NULL;
55 }
56 #endif
57
58 #endif /* CX24116_H */
59