Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
[linux-2.6] / 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 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
19
20 #define deb_rc(args...) dprintk(debug,0x01,args)
21 #define deb_ee(args...) dprintk(debug,0x02,args)
22
23 /* Hauppauge NOVA-T USB2 keys */
24 static struct dvb_usb_rc_key haupp_rc_keys [] = {
25         { 0x1e, 0x00, KEY_0 },
26         { 0x1e, 0x01, KEY_1 },
27         { 0x1e, 0x02, KEY_2 },
28         { 0x1e, 0x03, KEY_3 },
29         { 0x1e, 0x04, KEY_4 },
30         { 0x1e, 0x05, KEY_5 },
31         { 0x1e, 0x06, KEY_6 },
32         { 0x1e, 0x07, KEY_7 },
33         { 0x1e, 0x08, KEY_8 },
34         { 0x1e, 0x09, KEY_9 },
35         { 0x1e, 0x0a, KEY_KPASTERISK },
36         { 0x1e, 0x0b, KEY_RED },
37         { 0x1e, 0x0c, KEY_RADIO },
38         { 0x1e, 0x0d, KEY_MENU },
39         { 0x1e, 0x0e, KEY_GRAVE }, /* # */
40         { 0x1e, 0x0f, KEY_MUTE },
41         { 0x1e, 0x10, KEY_VOLUMEUP },
42         { 0x1e, 0x11, KEY_VOLUMEDOWN },
43         { 0x1e, 0x12, KEY_CHANNEL },
44         { 0x1e, 0x14, KEY_UP },
45         { 0x1e, 0x15, KEY_DOWN },
46         { 0x1e, 0x16, KEY_LEFT },
47         { 0x1e, 0x17, KEY_RIGHT },
48         { 0x1e, 0x18, KEY_VIDEO },
49         { 0x1e, 0x19, KEY_AUDIO },
50         { 0x1e, 0x1a, KEY_MEDIA },
51         { 0x1e, 0x1b, KEY_EPG },
52         { 0x1e, 0x1c, KEY_TV },
53         { 0x1e, 0x1e, KEY_NEXT },
54         { 0x1e, 0x1f, KEY_BACK },
55         { 0x1e, 0x20, KEY_CHANNELUP },
56         { 0x1e, 0x21, KEY_CHANNELDOWN },
57         { 0x1e, 0x24, KEY_LAST }, /* Skip backwards */
58         { 0x1e, 0x25, KEY_OK },
59         { 0x1e, 0x29, KEY_BLUE},
60         { 0x1e, 0x2e, KEY_GREEN },
61         { 0x1e, 0x30, KEY_PAUSE },
62         { 0x1e, 0x32, KEY_REWIND },
63         { 0x1e, 0x34, KEY_FASTFORWARD },
64         { 0x1e, 0x35, KEY_PLAY },
65         { 0x1e, 0x36, KEY_STOP },
66         { 0x1e, 0x37, KEY_RECORD },
67         { 0x1e, 0x38, KEY_YELLOW },
68         { 0x1e, 0x3b, KEY_GOTO },
69         { 0x1e, 0x3d, KEY_POWER },
70 };
71
72 /* Firmware bug? sometimes, when a new key is pressed, the previous pressed key
73  * is delivered. No workaround yet, maybe a new firmware.
74  */
75 static int nova_t_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
76 {
77         u8 key[5],cmd[2] = { DIBUSB_REQ_POLL_REMOTE, 0x35 }, data,toggle,custom;
78         u16 raw;
79         int i;
80         struct dibusb_device_state *st = d->priv;
81
82         dvb_usb_generic_rw(d,cmd,2,key,5,0);
83
84         *state = REMOTE_NO_KEY_PRESSED;
85         switch (key[0]) {
86                 case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED:
87                         raw = ((key[1] << 8) | key[2]) >> 3;
88                         toggle = !!(raw & 0x800);
89                         data = raw & 0x3f;
90                         custom = (raw >> 6) & 0x1f;
91
92                         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);
93
94                         for (i = 0; i < ARRAY_SIZE(haupp_rc_keys); i++) {
95                                 if (haupp_rc_keys[i].data == data &&
96                                         haupp_rc_keys[i].custom == custom) {
97
98                                         deb_rc("c: %x, d: %x\n",haupp_rc_keys[i].data,haupp_rc_keys[i].custom);
99
100                                         *event = haupp_rc_keys[i].event;
101                                         *state = REMOTE_KEY_PRESSED;
102                                         if (st->old_toggle == toggle) {
103                                                 if (st->last_repeat_count++ < 2)
104                                                         *state = REMOTE_NO_KEY_PRESSED;
105                                         } else {
106                                                 st->last_repeat_count = 0;
107                                                 st->old_toggle = toggle;
108                                         }
109                                         break;
110                                 }
111                         }
112
113                         break;
114                 case DIBUSB_RC_HAUPPAUGE_KEY_EMPTY:
115                 default:
116                         break;
117         }
118
119         return 0;
120 }
121
122 static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
123 {
124         int i;
125         u8 b;
126
127         mac[0] = 0x00;
128         mac[1] = 0x0d;
129         mac[2] = 0xfe;
130
131         /* this is a complete guess, but works for my box */
132         for (i = 136; i < 139; i++) {
133                 dibusb_read_eeprom_byte(d,i, &b);
134
135                 mac[5 - (i - 136)] = b;
136         }
137
138         return 0;
139 }
140
141 /* USB Driver stuff */
142 static struct dvb_usb_device_properties nova_t_properties;
143
144 static int nova_t_probe(struct usb_interface *intf,
145                 const struct usb_device_id *id)
146 {
147         return dvb_usb_device_init(intf, &nova_t_properties,
148                                    THIS_MODULE, NULL, adapter_nr);
149 }
150
151 /* do not change the order of the ID table */
152 static struct usb_device_id nova_t_table [] = {
153 /* 00 */        { USB_DEVICE(USB_VID_HAUPPAUGE,     USB_PID_WINTV_NOVA_T_USB2_COLD) },
154 /* 01 */        { USB_DEVICE(USB_VID_HAUPPAUGE,     USB_PID_WINTV_NOVA_T_USB2_WARM) },
155                         { }             /* Terminating entry */
156 };
157 MODULE_DEVICE_TABLE(usb, nova_t_table);
158
159 static struct dvb_usb_device_properties nova_t_properties = {
160         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
161
162         .usb_ctrl = CYPRESS_FX2,
163         .firmware = "dvb-usb-nova-t-usb2-02.fw",
164
165         .num_adapters     = 1,
166         .adapter          = {
167                 {
168                         .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
169                         .pid_filter_count = 32,
170
171                         .streaming_ctrl   = dibusb2_0_streaming_ctrl,
172                         .pid_filter       = dibusb_pid_filter,
173                         .pid_filter_ctrl  = dibusb_pid_filter_ctrl,
174                         .frontend_attach  = dibusb_dib3000mc_frontend_attach,
175                         .tuner_attach     = dibusb_dib3000mc_tuner_attach,
176
177                         /* parameter for the MPEG2-data transfer */
178                                         .stream = {
179                                                 .type = USB_BULK,
180                                 .count = 7,
181                                 .endpoint = 0x06,
182                                 .u = {
183                                         .bulk = {
184                                                 .buffersize = 4096,
185                                         }
186                                 }
187                         },
188
189                         .size_of_priv     = sizeof(struct dibusb_state),
190                 }
191         },
192         .size_of_priv     = sizeof(struct dibusb_device_state),
193
194         .power_ctrl       = dibusb2_0_power_ctrl,
195         .read_mac_address = nova_t_read_mac_address,
196
197         .rc_interval      = 100,
198         .rc_key_map       = haupp_rc_keys,
199         .rc_key_map_size  = ARRAY_SIZE(haupp_rc_keys),
200         .rc_query         = nova_t_rc_query,
201
202         .i2c_algo         = &dibusb_i2c_algo,
203
204         .generic_bulk_ctrl_endpoint = 0x01,
205
206         .num_device_descs = 1,
207         .devices = {
208                 {   "Hauppauge WinTV-NOVA-T usb2",
209                         { &nova_t_table[0], NULL },
210                         { &nova_t_table[1], NULL },
211                 },
212                 { NULL },
213         }
214 };
215
216 static struct usb_driver nova_t_driver = {
217         .name           = "dvb_usb_nova_t_usb2",
218         .probe          = nova_t_probe,
219         .disconnect = dvb_usb_device_exit,
220         .id_table       = nova_t_table,
221 };
222
223 /* module stuff */
224 static int __init nova_t_module_init(void)
225 {
226         int result;
227         if ((result = usb_register(&nova_t_driver))) {
228                 err("usb_register failed. Error number %d",result);
229                 return result;
230         }
231
232         return 0;
233 }
234
235 static void __exit nova_t_module_exit(void)
236 {
237         /* deregister this driver from the USB subsystem */
238         usb_deregister(&nova_t_driver);
239 }
240
241 module_init (nova_t_module_init);
242 module_exit (nova_t_module_exit);
243
244 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
245 MODULE_DESCRIPTION("Hauppauge WinTV-NOVA-T usb2");
246 MODULE_VERSION("1.0");
247 MODULE_LICENSE("GPL");