1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
|
/* DVB USB compliant Linux driver for the
* - TwinhanDTV Alpha/MagicBoxII USB2.0 DVB-T receiver
* - DigitalNow TinyUSB2 DVB-t receiver
*
* Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
*
* Thanks to Twinhan who kindly provided hardware and information.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation, version 2.
*
* see Documentation/media/dvb-drivers/dvb-usb.rst for more information
*/
#include "vp7045.h"
/* debug */
static int dvb_usb_vp7045_debug;
module_param_named(debug,dvb_usb_vp7045_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
#define deb_info(args...) dprintk(dvb_usb_vp7045_debug,0x01,args)
#define deb_xfer(args...) dprintk(dvb_usb_vp7045_debug,0x02,args)
#define deb_rc(args...) dprintk(dvb_usb_vp7045_debug,0x04,args)
int vp7045_usb_op(struct dvb_usb_device *d, u8 cmd, u8 *out, int outlen, u8 *in, int inlen, int msec)
{
int ret = 0;
u8 *buf = d->priv;
buf[0] = cmd;
if (outlen > 19)
outlen = 19;
if (inlen > 11)
inlen = 11;
ret = mutex_lock_interruptible(&d->usb_mutex);
if (ret)
return ret;
if (out != NULL && outlen > 0)
memcpy(&buf[1], out, outlen);
deb_xfer("out buffer: ");
debug_dump(buf, outlen+1, deb_xfer);
if (usb_control_msg(d->udev,
usb_sndctrlpipe(d->udev,0),
TH_COMMAND_OUT, USB_TYPE_VENDOR | USB_DIR_OUT, 0, 0,
buf, 20, 2000) != 20) {
err("USB control message 'out' went wrong.");
ret = -EIO;
goto unlock;
}
msleep(msec);
if (usb_control_msg(d->udev,
usb_rcvctrlpipe(d->udev,0),
TH_COMMAND_IN, USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
buf, 12, 2000) != 12) {
err("USB control message 'in' went wrong.");
ret = -EIO;
goto unlock;
}
deb_xfer("in buffer: ");
debug_dump(buf, 12, deb_xfer);
if (in != NULL && inlen > 0)
memcpy(in, &buf[1], inlen);
unlock:
mutex_unlock(&d->usb_mutex);
return ret;
}
u8 vp7045_read_reg(struct dvb_usb_device *d, u8 reg)
{
u8 obuf[2] = { 0 },v;
obuf[1] = reg;
vp7045_usb_op(d,TUNER_REG_READ,obuf,2,&v,1,30);
return v;
}
static int vp7045_power_ctrl(struct dvb_usb_device *d, int onoff)
{
u8 v = onoff;
return vp7045_usb_op(d,SET_TUNER_POWER,&v,1,NULL,0,150);
}
static int vp7045_rc_query(struct dvb_usb_device *d)
{
int ret;
u8 key;
ret = vp7045_usb_op(d, RC_VAL_READ, NULL, 0, &key, 1, 20);
if (ret)
return ret;
deb_rc("remote query key: %x\n", key);
if (key != 0x44) {
/*
* The 8 bit address isn't available, but since the remote uses
* address 0 we'll use that. nec repeats are ignored too, even
* though the remote sends them.
*/
rc_keydown(d->rc_dev, RC_PROTO_NEC, RC_SCANCODE_NEC(0, key), 0);
}
return 0;
}
static int vp7045_read_eeprom(struct dvb_usb_device *d,u8 *buf, int len, int offset)
{
int i, ret;
u8 v, br[2];
for (i=0; i < len; i++) {
v = offset + i;
ret = vp7045_usb_op(d, GET_EE_VALUE, &v, 1, br, 2, 5);
if (ret)
return ret;
buf[i] = br[1];
}
deb_info("VP7045 EEPROM read (offs: %d, len: %d) : ", offset, i);
debug_dump(buf, i, deb_info);
return 0;
}
static int vp7045_read_mac_addr(struct dvb_usb_device *d,u8 mac[6])
{
return vp7045_read_eeprom(d,mac, 6, MAC_0_ADDR);
}
static int vp7045_frontend_attach(struct dvb_usb_adapter *adap)
{
u8 buf[255] = { 0 };
vp7045_usb_op(adap->dev,VENDOR_STRING_READ,NULL,0,buf,20,0);
buf[10] = '\0';
deb_info("firmware says: %s ",buf);
vp7045_usb_op(adap->dev,PRODUCT_STRING_READ,NULL,0,buf,20,0);
buf[10] = '\0';
deb_info("%s ",buf);
vp7045_usb_op(adap->dev,FW_VERSION_READ,NULL,0,buf,20,0);
buf[10] = '\0';
deb_info("v%s\n",buf);
/* Dump the EEPROM */
/* vp7045_read_eeprom(d,buf, 255, FX2_ID_ADDR); */
adap->fe_adap[0].fe = vp7045_fe_attach(adap->dev);
return 0;
}
static struct dvb_usb_device_properties vp7045_properties;
static int vp7045_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
return dvb_usb_device_init(intf, &vp7045_properties,
THIS_MODULE, NULL, adapter_nr);
}
static struct usb_device_id vp7045_usb_table [] = {
{ USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7045_COLD) },
{ USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7045_WARM) },
{ USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_DNTV_TINYUSB2_COLD) },
{ USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_DNTV_TINYUSB2_WARM) },
{ 0 },
};
MODULE_DEVICE_TABLE(usb, vp7045_usb_table);
static struct dvb_usb_device_properties vp7045_properties = {
.usb_ctrl = CYPRESS_FX2,
.firmware = "dvb-usb-vp7045-01.fw",
.size_of_priv = 20,
.num_adapters = 1,
.adapter = {
{
.num_frontends = 1,
.fe = {{
.frontend_attach = vp7045_frontend_attach,
/* parameter for the MPEG2-data transfer */
.stream = {
.type = USB_BULK,
.count = 7,
.endpoint = 0x02,
.u = {
.bulk = {
.buffersize = 4096,
}
}
},
}},
}
},
.power_ctrl = vp7045_power_ctrl,
.read_mac_address = vp7045_read_mac_addr,
.rc.core = {
.rc_interval = 400,
.rc_codes = RC_MAP_TWINHAN_VP1027_DVBS,
.module_name = KBUILD_MODNAME,
.rc_query = vp7045_rc_query,
.allowed_protos = RC_PROTO_BIT_NEC,
.scancode_mask = 0xff,
},
.num_device_descs = 2,
.devices = {
{ .name = "Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II)",
.cold_ids = { &vp7045_usb_table[0], NULL },
.warm_ids = { &vp7045_usb_table[1], NULL },
},
{ .name = "DigitalNow TinyUSB 2 DVB-t Receiver",
.cold_ids = { &vp7045_usb_table[2], NULL },
.warm_ids = { &vp7045_usb_table[3], NULL },
},
{ NULL },
}
};
/* usb specific object needed to register this driver with the usb subsystem */
static struct usb_driver vp7045_usb_driver = {
.name = "dvb_usb_vp7045",
.probe = vp7045_usb_probe,
.disconnect = dvb_usb_device_exit,
.id_table = vp7045_usb_table,
};
module_usb_driver(vp7045_usb_driver);
MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
MODULE_DESCRIPTION("Driver for Twinhan MagicBox/Alpha and DNTV tinyUSB2 DVB-T USB2.0");
MODULE_VERSION("1.0");
MODULE_LICENSE("GPL");
|
