79f0a02ce98719742b3ad83791145c0041e2228d
[linux-2.6.git] / drivers / media / dvb / dvb-usb / nova-t-usb2.c
1 /* DVB USB framework compliant Linux driver for the Hauppauge WinTV-NOVA-T usb2
2  * DVB-T receiver.
3  *
4  * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
5  *
6  *      This program is free software; you can redistribute it and/or modify it
7  *      under the terms of the GNU General Public License as published by the Free
8  *      Software Foundation, version 2.
9  *
10  * see Documentation/dvb/README.dvb-usb for more information
11  */
12 #include "dibusb.h"
13
14 static int debug;
15 module_param(debug, int, 0644);
16 MODULE_PARM_DESC(debug, "set debugging level (1=rc,2=eeprom (|-able))." DVB_USB_DEBUG_STATUS);
17
18 #define deb_rc(args...) dprintk(debug,0x01,args)
19 #define deb_ee(args...) dprintk(debug,0x02,args)
20
21 /* Hauppauge NOVA-T USB2 keys */
22 static struct dvb_usb_rc_key haupp_rc_keys [] = {
23         { 0x1e, 0x00, KEY_0 },
24         { 0x1e, 0x01, KEY_1 },
25         { 0x1e, 0x02, KEY_2 },
26         { 0x1e, 0x03, KEY_3 },
27         { 0x1e, 0x04, KEY_4 },
28         { 0x1e, 0x05, KEY_5 },
29         { 0x1e, 0x06, KEY_6 },
30         { 0x1e, 0x07, KEY_7 },
31         { 0x1e, 0x08, KEY_8 },
32         { 0x1e, 0x09, KEY_9 },
33         { 0x1e, 0x0a, KEY_KPASTERISK },
34         { 0x1e, 0x0b, KEY_RED },
35         { 0x1e, 0x0c, KEY_RADIO },
36         { 0x1e, 0x0d, KEY_MENU },
37         { 0x1e, 0x0e, KEY_GRAVE }, /* # */
38         { 0x1e, 0x0f, KEY_MUTE },
39         { 0x1e, 0x10, KEY_VOLUMEUP },
40         { 0x1e, 0x11, KEY_VOLUMEDOWN },
41         { 0x1e, 0x12, KEY_CHANNEL },
42         { 0x1e, 0x14, KEY_UP },
43         { 0x1e, 0x15, KEY_DOWN },
44         { 0x1e, 0x16, KEY_LEFT },
45         { 0x1e, 0x17, KEY_RIGHT },
46         { 0x1e, 0x18, KEY_VIDEO },
47         { 0x1e, 0x19, KEY_AUDIO },
48         { 0x1e, 0x1a, KEY_MEDIA },
49         { 0x1e, 0x1b, KEY_EPG },
50         { 0x1e, 0x1c, KEY_TV },
51         { 0x1e, 0x1e, KEY_NEXT },
52         { 0x1e, 0x1f, KEY_BACK },
53         { 0x1e, 0x20, KEY_CHANNELUP },
54         { 0x1e, 0x21, KEY_CHANNELDOWN },
55         { 0x1e, 0x24, KEY_LAST }, /* Skip backwards */
56         { 0x1e, 0x25, KEY_OK },
57         { 0x1e, 0x29, KEY_BLUE},
58         { 0x1e, 0x2e, KEY_GREEN },
59         { 0x1e, 0x30, KEY_PAUSE },
60         { 0x1e, 0x32, KEY_REWIND },
61         { 0x1e, 0x34, KEY_FASTFORWARD },
62         { 0x1e, 0x35, KEY_PLAY },
63         { 0x1e, 0x36, KEY_STOP },
64         { 0x1e, 0x37, KEY_RECORD },
65         { 0x1e, 0x38, KEY_YELLOW },
66         { 0x1e, 0x3b, KEY_GOTO },
67         { 0x1e, 0x3d, KEY_POWER },
68 };
69
70 /* Firmware bug? sometimes, when a new key is pressed, the previous pressed key
71  * is delivered. No workaround yet, maybe a new firmware.
72  */
73 static int nova_t_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
74 {
75         u8 key[5],cmd[2] = { DIBUSB_REQ_POLL_REMOTE, 0x35 }, data,toggle,custom;
76         u16 raw;
77         int i;
78         struct dibusb_state *st = d->priv;
79
80         dvb_usb_generic_rw(d,cmd,2,key,5,0);
81
82         *state = REMOTE_NO_KEY_PRESSED;
83         switch (key[0]) {
84                 case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED:
85                         raw = ((key[1] << 8) | key[2]) >> 3;
86                         toggle = !!(raw & 0x800);
87                         data = raw & 0x3f;
88                         custom = (raw >> 6) & 0x1f;
89
90                         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);
91
92                         for (i = 0; i < ARRAY_SIZE(haupp_rc_keys); i++) {
93                                 deb_rc("c: %x, d: %x\n",haupp_rc_keys[i].data,haupp_rc_keys[i].custom);
94                                 if (haupp_rc_keys[i].data == data &&
95                                         haupp_rc_keys[i].custom == custom) {
96                                         *event = haupp_rc_keys[i].event;
97                                         *state = REMOTE_KEY_PRESSED;
98                                         if (st->old_toggle == toggle) {
99                                                 if (st->last_repeat_count++ < 2)
100                                                         *state = REMOTE_NO_KEY_PRESSED;
101                                         } else {
102                                                 st->last_repeat_count = 0;
103                                                 st->old_toggle = toggle;
104                                         }
105                                         break;
106                                 }
107                         }
108
109                         break;
110                 case DIBUSB_RC_HAUPPAUGE_KEY_EMPTY:
111                 default:
112                         break;
113         }
114
115         return 0;
116 }
117
118 static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
119 {
120         int i;
121         u8 b;
122
123         mac[0] = 0x00;
124         mac[1] = 0x0d;
125         mac[2] = 0xfe;
126
127         /* this is a complete guess, but works for my box */
128         for (i = 136; i < 139; i++) {
129                 dibusb_read_eeprom_byte(d,i, &b);
130
131                 mac[5 - (i - 136)] = b;
132         }
133
134         return 0;
135 }
136
137 /* USB Driver stuff */
138 static struct dvb_usb_properties nova_t_properties;
139
140 static int nova_t_probe(struct usb_interface *intf,
141                 const struct usb_device_id *id)
142 {
143         return dvb_usb_device_init(intf,&nova_t_properties,THIS_MODULE,NULL);
144 }
145
146 /* do not change the order of the ID table */
147 static struct usb_device_id nova_t_table [] = {
148 /* 00 */        { USB_DEVICE(USB_VID_HAUPPAUGE,     USB_PID_WINTV_NOVA_T_USB2_COLD) },
149 /* 01 */        { USB_DEVICE(USB_VID_HAUPPAUGE,     USB_PID_WINTV_NOVA_T_USB2_WARM) },
150                         { }             /* Terminating entry */
151 };
152 MODULE_DEVICE_TABLE(usb, nova_t_table);
153
154 static struct dvb_usb_properties nova_t_properties = {
155         .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,
156         .pid_filter_count = 32,
157
158         .usb_ctrl = CYPRESS_FX2,
159         .firmware = "dvb-usb-nova-t-usb2-02.fw",
160
161         .size_of_priv     = sizeof(struct dibusb_state),
162
163         .streaming_ctrl   = dibusb2_0_streaming_ctrl,
164         .pid_filter       = dibusb_pid_filter,
165         .pid_filter_ctrl  = dibusb_pid_filter_ctrl,
166         .power_ctrl       = dibusb2_0_power_ctrl,
167         .frontend_attach  = dibusb_dib3000mc_frontend_attach,
168         .tuner_attach     = dibusb_dib3000mc_tuner_attach,
169         .read_mac_address = nova_t_read_mac_address,
170
171         .rc_interval      = 100,
172         .rc_key_map       = haupp_rc_keys,
173         .rc_key_map_size  = ARRAY_SIZE(haupp_rc_keys),
174         .rc_query         = nova_t_rc_query,
175
176         .i2c_algo         = &dibusb_i2c_algo,
177
178         .generic_bulk_ctrl_endpoint = 0x01,
179         /* parameter for the MPEG2-data transfer */
180         .urb = {
181                 .type = DVB_USB_BULK,
182                 .count = 7,
183                 .endpoint = 0x06,
184                 .u = {
185                         .bulk = {
186                                 .buffersize = 4096,
187                         }
188                 }
189         },
190
191         .num_device_descs = 1,
192         .devices = {
193                 {   "Hauppauge WinTV-NOVA-T usb2",
194                         { &nova_t_table[0], NULL },
195                         { &nova_t_table[1], NULL },
196                 },
197                 { NULL },
198         }
199 };
200
201 static struct usb_driver nova_t_driver = {
202         .name           = "dvb_usb_nova_t_usb2",
203         .probe          = nova_t_probe,
204         .disconnect = dvb_usb_device_exit,
205         .id_table       = nova_t_table,
206 };
207
208 /* module stuff */
209 static int __init nova_t_module_init(void)
210 {
211         int result;
212         if ((result = usb_register(&nova_t_driver))) {
213                 err("usb_register failed. Error number %d",result);
214                 return result;
215         }
216
217         return 0;
218 }
219
220 static void __exit nova_t_module_exit(void)
221 {
222         /* deregister this driver from the USB subsystem */
223         usb_deregister(&nova_t_driver);
224 }
225
226 module_init (nova_t_module_init);
227 module_exit (nova_t_module_exit);
228
229 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
230 MODULE_DESCRIPTION("Hauppauge WinTV-NOVA-T usb2");
231 MODULE_VERSION("1.0");
232 MODULE_LICENSE("GPL");