Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
af9015.h
Go to the documentation of this file.
1 /*
2  * DVB USB Linux driver for Afatech AF9015 DVB-T USB2.0 receiver
3  *
4  * Copyright (C) 2007 Antti Palosaari <[email protected]>
5  *
6  * Thanks to Afatech who kindly provided information.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  *
22  */
23 
24 #ifndef AF9015_H
25 #define AF9015_H
26 
27 #include <linux/hash.h>
28 #include "dvb_usb.h"
29 #include "af9013.h"
30 #include "dvb-pll.h"
31 #include "mt2060.h"
32 #include "qt1010.h"
33 #include "tda18271.h"
34 #include "mxl5005s.h"
35 #include "mc44s803.h"
36 #include "tda18218.h"
37 #include "mxl5007t.h"
38 
39 #define AF9015_FIRMWARE "dvb-usb-af9015.fw"
40 
41 /* Windows driver uses packet count 21 for USB1.1 and 348 for USB2.0.
42  We use smaller - about 1/4 from the original, 5 and 87. */
43 #define TS_PACKET_SIZE 188
44 
45 #define TS_USB20_PACKET_COUNT 87
46 #define TS_USB20_FRAME_SIZE (TS_PACKET_SIZE*TS_USB20_PACKET_COUNT)
47 
48 #define TS_USB11_PACKET_COUNT 5
49 #define TS_USB11_FRAME_SIZE (TS_PACKET_SIZE*TS_USB11_PACKET_COUNT)
50 
51 #define TS_USB20_MAX_PACKET_SIZE 512
52 #define TS_USB11_MAX_PACKET_SIZE 64
53 
54 #define AF9015_I2C_EEPROM 0xa0
55 #define AF9015_I2C_DEMOD 0x38
56 #define AF9015_USB_TIMEOUT 2000
57 
58 /* EEPROM locations */
59 #define AF9015_EEPROM_IR_MODE 0x18
60 #define AF9015_EEPROM_IR_REMOTE_TYPE 0x34
61 #define AF9015_EEPROM_TS_MODE 0x31
62 #define AF9015_EEPROM_DEMOD2_I2C 0x32
63 
64 #define AF9015_EEPROM_SAW_BW1 0x35
65 #define AF9015_EEPROM_XTAL_TYPE1 0x36
66 #define AF9015_EEPROM_SPEC_INV1 0x37
67 #define AF9015_EEPROM_IF1L 0x38
68 #define AF9015_EEPROM_IF1H 0x39
69 #define AF9015_EEPROM_MT2060_IF1L 0x3a
70 #define AF9015_EEPROM_MT2060_IF1H 0x3b
71 #define AF9015_EEPROM_TUNER_ID1 0x3c
72 
73 #define AF9015_EEPROM_SAW_BW2 0x45
74 #define AF9015_EEPROM_XTAL_TYPE2 0x46
75 #define AF9015_EEPROM_SPEC_INV2 0x47
76 #define AF9015_EEPROM_IF2L 0x48
77 #define AF9015_EEPROM_IF2H 0x49
78 #define AF9015_EEPROM_MT2060_IF2L 0x4a
79 #define AF9015_EEPROM_MT2060_IF2H 0x4b
80 #define AF9015_EEPROM_TUNER_ID2 0x4c
81 
82 #define AF9015_EEPROM_OFFSET (AF9015_EEPROM_SAW_BW2 - AF9015_EEPROM_SAW_BW1)
83 
84 struct req_t {
85  u8 cmd; /* [0] */
86  /* seq */ /* [1] */
87  u8 i2c_addr; /* [2] */
88  u16 addr; /* [3|4] */
89  u8 mbox; /* [5] */
90  u8 addr_len; /* [6] */
91  u8 data_len; /* [7] */
92  u8 *data;
93 };
94 
95 enum af9015_cmd {
96  GET_CONFIG = 0x10,
98  BOOT = 0x13,
99  READ_MEMORY = 0x20,
100  WRITE_MEMORY = 0x21,
105  GET_IR_CODE = 0x27,
108 };
109 
115  AF9015_IR_MODE_POLLING, /* just guess */
116 };
117 
118 struct af9015_state {
123  bool rc_failed;
125  u8 seq; /* packet sequence number */
131 
132  /* for demod callback override */
133  int (*set_frontend[2]) (struct dvb_frontend *fe);
135  int (*init[2]) (struct dvb_frontend *fe);
136  int (*sleep[2]) (struct dvb_frontend *fe);
137  int (*tuner_init[2]) (struct dvb_frontend *fe);
138  int (*tuner_sleep[2]) (struct dvb_frontend *fe);
139  struct mutex fe_mutex;
140 };
141 
149 };
150 
151 #endif