xref: /OK3568_Linux_fs/kernel/drivers/media/dvb-frontends/cx24116.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun     Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun     Copyright (C) 2006 Steven Toth <stoth@linuxtv.com>
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifndef CX24116_H
10*4882a593Smuzhiyun #define CX24116_H
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #include <linux/dvb/frontend.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun struct cx24116_config {
15*4882a593Smuzhiyun 	/* the demodulator's i2c address */
16*4882a593Smuzhiyun 	u8 demod_address;
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun 	/* Need to set device param for start_dma */
19*4882a593Smuzhiyun 	int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun 	/* Need to reset device during firmware loading */
22*4882a593Smuzhiyun 	int (*reset_device)(struct dvb_frontend *fe);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	/* Need to set MPEG parameters */
25*4882a593Smuzhiyun 	u8 mpg_clk_pos_pol:0x02;
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	/* max bytes I2C provider can write at once */
28*4882a593Smuzhiyun 	u16 i2c_wr_max;
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun #if IS_REACHABLE(CONFIG_DVB_CX24116)
32*4882a593Smuzhiyun extern struct dvb_frontend *cx24116_attach(
33*4882a593Smuzhiyun 	const struct cx24116_config *config,
34*4882a593Smuzhiyun 	struct i2c_adapter *i2c);
35*4882a593Smuzhiyun #else
cx24116_attach(const struct cx24116_config * config,struct i2c_adapter * i2c)36*4882a593Smuzhiyun static inline struct dvb_frontend *cx24116_attach(
37*4882a593Smuzhiyun 	const struct cx24116_config *config,
38*4882a593Smuzhiyun 	struct i2c_adapter *i2c)
39*4882a593Smuzhiyun {
40*4882a593Smuzhiyun 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
41*4882a593Smuzhiyun 	return NULL;
42*4882a593Smuzhiyun }
43*4882a593Smuzhiyun #endif
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #endif /* CX24116_H */
46