tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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/kconfig.h>
25#include <linux/dvb/frontend.h>
26
27struct cx24116_config {
28 /* the demodulator's i2c address */
29 u8 demod_address;
30
31 /* Need to set device param for start_dma */
32 int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
33
34 /* Need to reset device during firmware loading */
35 int (*reset_device)(struct dvb_frontend *fe);
36
37 /* Need to set MPEG parameters */
38 u8 mpg_clk_pos_pol:0x02;
39
40 /* max bytes I2C provider can write at once */
41 u16 i2c_wr_max;
42};
43
44#if IS_ENABLED(CONFIG_DVB_CX24116)
45extern struct dvb_frontend *cx24116_attach(
46 const struct cx24116_config *config,
47 struct i2c_adapter *i2c);
48#else
49static 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 */