aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb/dvb-usb/dtt200u.c
blob: fb2b5a2da13755222ce0bdfa7714de2464f6feae (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
/* DVB USB library compliant Linux driver for the Yakumo/Hama/Typhoon DVB-T
 * USB2.0 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 "dtt200u.h"

/* debug */
int dvb_usb_dtt200u_debug;
module_param_named(debug,dvb_usb_dtt200u_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2 (or-able))." DVB_USB_DEBUG_STATUS);

static int dtt200u_streaming_ctrl(struct dvb_usb_device *d, int onoff)
{
	u8 b_streaming[2] = { SET_TS_CTRL, onoff };
	u8 b_rst_pid = RESET_PID_FILTER;

	dvb_usb_generic_write(d,b_streaming,2);

	if (!onoff)
		dvb_usb_generic_write(d,&b_rst_pid,1);
	return 0;
}

static int dtt200u_pid_filter(struct dvb_usb_device *d, int index, u16 pid, int onoff)
{
	u8 b_pid[4];
	pid = onoff ? pid : 0;

	b_pid[0] = SET_PID_FILTER;
	b_pid[1] = index;
	b_pid[2] = pid & 0xff;
	b_pid[3] = (pid >> 8) & 0xff;

	return dvb_usb_generic_write(d,b_pid,4);
}

/* remote control */
/* key list for the tiny remote control (Yakumo, don't know about the others) */
static struct dvb_usb_rc_key dtt200u_rc_keys[] = {
	{ 0x80, 0x01, KEY_MUTE },
	{ 0x80, 0x02, KEY_CHANNELDOWN },
	{ 0x80, 0x03, KEY_VOLUMEDOWN },
	{ 0x80, 0x04, KEY_1 },
	{ 0x80, 0x05, KEY_2 },
	{ 0x80, 0x06, KEY_3 },
	{ 0x80, 0x07, KEY_4 },
	{ 0x80, 0x08, KEY_5 },
	{ 0x80, 0x09, KEY_6 },
	{ 0x80, 0x0a, KEY_7 },
	{ 0x00, 0x0c, KEY_ZOOM },
	{ 0x80, 0x0d, KEY_0 },
	{ 0x00, 0x0e, KEY_SELECT },
	{ 0x80, 0x12, KEY_POWER },
	{ 0x80, 0x1a, KEY_CHANNELUP },
	{ 0x80, 0x1b, KEY_8 },
	{ 0x80, 0x1e, KEY_VOLUMEUP },
	{ 0x80, 0x1f, KEY_9 },
};

static int dtt200u_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
	u8 key[5],cmd = GET_RC_KEY;
	dvb_usb_generic_rw(d,&cmd,1,key,5,0);
	dvb_usb_nec_rc_key_to_event(d,key,event,state);
	if (key[0] != 0)
		deb_info("key: %x %x %x %x %x\n",key[0],key[1],key[2],key[3],key[4]);
	return 0;
}

static int dtt200u_frontend_attach(struct dvb_usb_device *d)
{
	d->fe = dtt200u_fe_attach(d);
	return 0;
}

static struct dvb_usb_properties dtt200u_properties;

static int dtt200u_usb_probe(struct usb_interface *intf,
		const struct usb_device_id *id)
{
	return dvb_usb_device_init(intf,&dtt200u_properties,THIS_MODULE);
}

static struct usb_device_id dtt200u_usb_table [] = {
	    { USB_DEVICE(USB_VID_AVERMEDIA_UNK, USB_PID_DTT200U_COLD) },
	    { USB_DEVICE(USB_VID_AVERMEDIA_UNK, USB_PID_DTT200U_WARM) },
	    { 0 },
};
MODULE_DEVICE_TABLE(usb, dtt200u_usb_table);

static struct dvb_usb_properties dtt200u_properties = {
	.caps = DVB_USB_HAS_PID_FILTER | DVB_USB_NEED_PID_FILTERING,
	.pid_filter_count = 255, /* It is a guess, but there are at least 10 */

	.usb_ctrl = CYPRESS_FX2,
	.firmware = "dvb-usb-dtt200u-01.fw",

	.streaming_ctrl  = dtt200u_streaming_ctrl,
	.pid_filter      = dtt200u_pid_filter,
	.frontend_attach = dtt200u_frontend_attach,

	.rc_interval     = 200,
	.rc_key_map      = dtt200u_rc_keys,
	.rc_key_map_size = ARRAY_SIZE(dtt200u_rc_keys),
	.rc_query        = dtt200u_rc_query,

	.generic_bulk_ctrl_endpoint = 0x01,

	/* parameter for the MPEG2-data transfer */
	.urb = {
		.type = DVB_USB_BULK,
		.count = 7,
		.endpoint = 0x02,
		.u = {
			.bulk = {
				.buffersize = 4096,
			}
		}
	},

	.num_device_descs = 1,
	.devices = {
		{ .name = "Yakumo/Hama/Typhoon DVB-T USB2.0)",
		  .cold_ids = { &dtt200u_usb_table[0], &dtt200u_usb_table[2] },
		  .warm_ids = { &dtt200u_usb_table[1], NULL },
		},
		{ 0 },
	}
};

/* usb specific object needed to register this driver with the usb subsystem */
static struct usb_driver dtt200u_usb_driver = {
	.owner		= THIS_MODULE,
	.name		= "Yakumo/Hama/Typhoon DVB-T USB2.0",
	.probe 		= dtt200u_usb_probe,
	.disconnect = dvb_usb_device_exit,
	.id_table 	= dtt200u_usb_table,
};

/* module stuff */
static int __init dtt200u_usb_module_init(void)
{
	int result;
	if ((result = usb_register(&dtt200u_usb_driver))) {
		err("usb_register failed. (%d)",result);
		return result;
	}

	return 0;
}

static void __exit dtt200u_usb_module_exit(void)
{
	/* deregister this driver from the USB subsystem */
	usb_deregister(&dtt200u_usb_driver);
}

module_init(dtt200u_usb_module_init);
module_exit(dtt200u_usb_module_exit);

MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
MODULE_DESCRIPTION("Driver for the Yakumo/Hama/Typhoon DVB-T USB2.0 device");
MODULE_VERSION("1.0");
MODULE_LICENSE("GPL");