1 /*
2  * DVB USB Linux driver for Afatech AF9015 DVB-T USB2.0 receiver
3  *
4  * Copyright (C) 2007 Antti Palosaari <crope@iki.fi>
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,
97 	DOWNLOAD_FIRMWARE    = 0x11,
98 	BOOT                 = 0x13,
99 	READ_MEMORY          = 0x20,
100 	WRITE_MEMORY         = 0x21,
101 	READ_WRITE_I2C       = 0x22,
102 	COPY_FIRMWARE        = 0x23,
103 	RECONNECT_USB        = 0x5a,
104 	WRITE_VIRTUAL_MEMORY = 0x26,
105 	GET_IR_CODE          = 0x27,
106 	READ_I2C,
107 	WRITE_I2C,
108 };
109 
110 enum af9015_ir_mode {
111 	AF9015_IR_MODE_DISABLED = 0,
112 	AF9015_IR_MODE_HID,
113 	AF9015_IR_MODE_RLC,
114 	AF9015_IR_MODE_RC6,
115 	AF9015_IR_MODE_POLLING, /* just guess */
116 };
117 
118 #define BUF_LEN 63
119 struct af9015_state {
120 	u8 buf[BUF_LEN]; /* bulk USB control message */
121 	u8 ir_mode;
122 	u8 rc_repeat;
123 	u32 rc_keycode;
124 	u8 rc_last[4];
125 	bool rc_failed;
126 	u8 dual_mode;
127 	u8 seq; /* packet sequence number */
128 	u16 mt2060_if1[2];
129 	u16 firmware_size;
130 	u16 firmware_checksum;
131 	u32 eeprom_sum;
132 	struct af9013_config af9013_config[2];
133 
134 	/* for demod callback override */
135 	int (*set_frontend[2]) (struct dvb_frontend *fe);
136 	int (*read_status[2]) (struct dvb_frontend *fe, fe_status_t *status);
137 	int (*init[2]) (struct dvb_frontend *fe);
138 	int (*sleep[2]) (struct dvb_frontend *fe);
139 	int (*tuner_init[2]) (struct dvb_frontend *fe);
140 	int (*tuner_sleep[2]) (struct dvb_frontend *fe);
141 	struct mutex fe_mutex;
142 };
143 
144 enum af9015_remote {
145 	AF9015_REMOTE_NONE                    = 0,
146 /* 1 */	AF9015_REMOTE_A_LINK_DTU_M,
147 	AF9015_REMOTE_MSI_DIGIVOX_MINI_II_V3,
148 	AF9015_REMOTE_MYGICTV_U718,
149 	AF9015_REMOTE_DIGITTRADE_DVB_T,
150 /* 5 */	AF9015_REMOTE_AVERMEDIA_KS,
151 };
152 
153 #endif
154