xref: /OK3568_Linux_fs/kernel/drivers/media/tuners/si2157_priv.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Silicon Labs Si2146/2147/2148/2157/2158 silicon tuner driver
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef SI2157_PRIV_H
9*4882a593Smuzhiyun #define SI2157_PRIV_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/firmware.h>
12*4882a593Smuzhiyun #include <media/v4l2-mc.h>
13*4882a593Smuzhiyun #include "si2157.h"
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun enum si2157_pads {
16*4882a593Smuzhiyun 	SI2157_PAD_RF_INPUT,
17*4882a593Smuzhiyun 	SI2157_PAD_VID_OUT,
18*4882a593Smuzhiyun 	SI2157_PAD_AUD_OUT,
19*4882a593Smuzhiyun 	SI2157_NUM_PADS
20*4882a593Smuzhiyun };
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun /* state struct */
23*4882a593Smuzhiyun struct si2157_dev {
24*4882a593Smuzhiyun 	struct mutex i2c_mutex;
25*4882a593Smuzhiyun 	struct dvb_frontend *fe;
26*4882a593Smuzhiyun 	unsigned int active:1;
27*4882a593Smuzhiyun 	unsigned int inversion:1;
28*4882a593Smuzhiyun 	unsigned int dont_load_firmware:1;
29*4882a593Smuzhiyun 	u8 chiptype;
30*4882a593Smuzhiyun 	u8 if_port;
31*4882a593Smuzhiyun 	u32 if_frequency;
32*4882a593Smuzhiyun 	u32 bandwidth;
33*4882a593Smuzhiyun 	u32 frequency;
34*4882a593Smuzhiyun 	struct delayed_work stat_work;
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun #if defined(CONFIG_MEDIA_CONTROLLER)
37*4882a593Smuzhiyun 	struct media_device	*mdev;
38*4882a593Smuzhiyun 	struct media_entity	ent;
39*4882a593Smuzhiyun 	struct media_pad	pad[SI2157_NUM_PADS];
40*4882a593Smuzhiyun #endif
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #define SI2157_CHIPTYPE_SI2157 0
45*4882a593Smuzhiyun #define SI2157_CHIPTYPE_SI2146 1
46*4882a593Smuzhiyun #define SI2157_CHIPTYPE_SI2141 2
47*4882a593Smuzhiyun #define SI2157_CHIPTYPE_SI2177 3
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun /* firmware command struct */
50*4882a593Smuzhiyun #define SI2157_ARGLEN      30
51*4882a593Smuzhiyun struct si2157_cmd {
52*4882a593Smuzhiyun 	u8 args[SI2157_ARGLEN];
53*4882a593Smuzhiyun 	unsigned wlen;
54*4882a593Smuzhiyun 	unsigned rlen;
55*4882a593Smuzhiyun };
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun #define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw"
58*4882a593Smuzhiyun #define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw"
59*4882a593Smuzhiyun #define SI2157_A30_FIRMWARE "dvb-tuner-si2157-a30-01.fw"
60*4882a593Smuzhiyun #endif
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