aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb/dvb-usb/nova-t-usb2.c
blob: d48622e76b1bf389ec8fe7af367e2530a0635297 (plain) (blame)
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
/* DVB USB framework compliant Linux driver for the Hauppauge WinTV-NOVA-T usb2
 * DVB-T receiver.
 *
 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
 *
 *	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/dvb/README.dvb-usb for more information
 */
#include "dibusb.h"

static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=rc,2=eeprom (|-able))." DVB_USB_DEBUG_STATUS);

#define deb_rc(args...) dprintk(debug,0x01,args)
#define deb_ee(args...) dprintk(debug,0x02,args)

/* Hauppauge NOVA-T USB2 keys */
static struct dvb_usb_rc_key haupp_rc_keys [] = {
	{ 0x1e, 0x00, KEY_0 },
	{ 0x1e, 0x01, KEY_1 },
	{ 0x1e, 0x02, KEY_2 },
	{ 0x1e, 0x03, KEY_3 },
	{ 0x1e, 0x04, KEY_4 },
	{ 0x1e, 0x05, KEY_5 },
	{ 0x1e, 0x06, KEY_6 },
	{ 0x1e, 0x07, KEY_7 },
	{ 0x1e, 0x08, KEY_8 },
	{ 0x1e, 0x09, KEY_9 },
	{ 0x1e, 0x0a, KEY_KPASTERISK },
	{ 0x1e, 0x0b, KEY_RED },
	{ 0x1e, 0x0c, KEY_RADIO },
	{ 0x1e, 0x0d, KEY_MENU },
	{ 0x1e, 0x0e, KEY_GRAVE }, /* # */
	{ 0x1e, 0x0f, KEY_MUTE },
	{ 0x1e, 0x10, KEY_VOLUMEUP },
	{ 0x1e, 0x11, KEY_VOLUMEDOWN },
	{ 0x1e, 0x12, KEY_CHANNEL },
	{ 0x1e, 0x14, KEY_UP },
	{ 0x1e, 0x15, KEY_DOWN },
	{ 0x1e, 0x16, KEY_LEFT },
	{ 0x1e, 0x17, KEY_RIGHT },
	{ 0x1e, 0x18, KEY_VIDEO },
	{ 0x1e, 0x19, KEY_AUDIO },
	{ 0x1e, 0x1a, KEY_MEDIA },
	{ 0x1e, 0x1b, KEY_EPG },
	{ 0x1e, 0x1c, KEY_TV },
	{ 0x1e, 0x1e, KEY_NEXT },
	{ 0x1e, 0x1f, KEY_BACK },
	{ 0x1e, 0x20, KEY_CHANNELUP },
	{ 0x1e, 0x21, KEY_CHANNELDOWN },
	{ 0x1e, 0x24, KEY_LAST }, /* Skip backwards */
	{ 0x1e, 0x25, KEY_OK },
	{ 0x1e, 0x29, KEY_BLUE},
	{ 0x1e, 0x2e, KEY_GREEN },
	{ 0x1e, 0x30, KEY_PAUSE },
	{ 0x1e, 0x32, KEY_REWIND },
	{ 0x1e, 0x34, KEY_FASTFORWARD },
	{ 0x1e, 0x35, KEY_PLAY },
	{ 0x1e, 0x36, KEY_STOP },
	{ 0x1e, 0x37, KEY_RECORD },
	{ 0x1e, 0x38, KEY_YELLOW },
	{ 0x1e, 0x3b, KEY_GOTO },
	{ 0x1e, 0x3d, KEY_POWER },
};

/* Firmware bug? sometimes, when a new key is pressed, the previous pressed key
 * is delivered. No workaround yet, maybe a new firmware.
 */
static int nova_t_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
	u8 key[5],cmd[2] = { DIBUSB_REQ_POLL_REMOTE, 0x35 }, data,toggle,custom;
	u16 raw;
	int i;
	struct dibusb_device_state *st = d->priv;

	dvb_usb_generic_rw(d,cmd,2,key,5,0);

	*state = REMOTE_NO_KEY_PRESSED;
	switch (key[0]) {
		case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED:
			raw = ((key[1] << 8) | key[2]) >> 3;
			toggle = !!(raw & 0x800);
			data = raw & 0x3f;
			custom = (raw >> 6) & 0x1f;

			deb_rc("raw key code 0x%02x, 0x%02x, 0x%02x to c: %02x d: %02x toggle: %d\n",key[1],key[2],key[3],custom,data,toggle);

			for (i = 0; i < ARRAY_SIZE(haupp_rc_keys); i++) {
				deb_rc("c: %x, d: %x\n",haupp_rc_keys[i].data,haupp_rc_keys[i].custom);
				if (haupp_rc_keys[i].data == data &&
					haupp_rc_keys[i].custom == custom) {
					*event = haupp_rc_keys[i].event;
					*state = REMOTE_KEY_PRESSED;
					if (st->old_toggle == toggle) {
						if (st->last_repeat_count++ < 2)
							*state = REMOTE_NO_KEY_PRESSED;
					} else {
						st->last_repeat_count = 0;
						st->old_toggle = toggle;
					}
					break;
				}
			}

			break;
		case DIBUSB_RC_HAUPPAUGE_KEY_EMPTY:
		default:
			break;
	}

	return 0;
}

static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
{
	int i;
	u8 b;

	mac[0] = 0x00;
	mac[1] = 0x0d;
	mac[2] = 0xfe;

	/* this is a complete guess, but works for my box */
	for (i = 136; i < 139; i++) {
		dibusb_read_eeprom_byte(d,i, &b);

		mac[5 - (i - 136)] = b;
	}

	return 0;
}

/* USB Driver stuff */
static struct dvb_usb_device_properties nova_t_properties;

static int nova_t_probe(struct usb_interface *intf,
		const struct usb_device_id *id)
{
	return dvb_usb_device_init(intf,&nova_t_properties,THIS_MODULE,NULL);
}

/* do not change the order of the ID table */
static struct usb_device_id nova_t_table [] = {
/* 00 */	{ USB_DEVICE(USB_VID_HAUPPAUGE,     USB_PID_WINTV_NOVA_T_USB2_COLD) },
/* 01 */	{ USB_DEVICE(USB_VID_HAUPPAUGE,     USB_PID_WINTV_NOVA_T_USB2_WARM) },
			{ }		/* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, nova_t_table);

static struct dvb_usb_device_properties nova_t_properties = {
	.caps = DVB_USB_IS_AN_I2C_ADAPTER,

	.usb_ctrl = CYPRESS_FX2,
	.firmware = "dvb-usb-nova-t-usb2-02.fw",

	.num_adapters     = 1,
	.adapter          = {
		{
			.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
			.pid_filter_count = 32,

			.streaming_ctrl   = dibusb2_0_streaming_ctrl,
			.pid_filter       = dibusb_pid_filter,
			.pid_filter_ctrl  = dibusb_pid_filter_ctrl,
			.frontend_attach  = dibusb_dib3000mc_frontend_attach,
			.tuner_attach     = dibusb_dib3000mc_tuner_attach,

			/* parameter for the MPEG2-data transfer */
					.stream = {
						.type = USB_BULK,
				.count = 7,
				.endpoint = 0x06,
				.u = {
					.bulk = {
						.buffersize = 4096,
					}
				}
			},

			.size_of_priv     = sizeof(struct dibusb_state),
		}
	},
	.size_of_priv     = sizeof(struct dibusb_device_state),

	.power_ctrl       = dibusb2_0_power_ctrl,
	.read_mac_address = nova_t_read_mac_address,

	.rc_interval      = 100,
	.rc_key_map       = haupp_rc_keys,
	.rc_key_map_size  = ARRAY_SIZE(haupp_rc_keys),
	.rc_query         = nova_t_rc_query,

	.i2c_algo         = &dibusb_i2c_algo,

	.generic_bulk_ctrl_endpoint = 0x01,

	.num_device_descs = 1,
	.devices = {
		{   "Hauppauge WinTV-NOVA-T usb2",
			{ &nova_t_table[0], NULL },
			{ &nova_t_table[1], NULL },
		},
		{ NULL },
	}
};

static struct usb_driver nova_t_driver = {
	.name		= "dvb_usb_nova_t_usb2",
	.probe		= nova_t_probe,
	.disconnect = dvb_usb_device_exit,
	.id_table	= nova_t_table,
};

/* module stuff */
static int __init nova_t_module_init(void)
{
	int result;
	if ((result = usb_register(&nova_t_driver))) {
		err("usb_register failed. Error number %d",result);
		return result;
	}

	return 0;
}

static void __exit nova_t_module_exit(void)
{
	/* deregister this driver from the USB subsystem */
	usb_deregister(&nova_t_driver);
}

module_init (nova_t_module_init);
module_exit (nova_t_module_exit);

MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
MODULE_DESCRIPTION("Hauppauge WinTV-NOVA-T usb2");
MODULE_VERSION("1.0");
MODULE_LICENSE("GPL");