[PATCH] dvb-usb: fix init error checking
[safe/jmp/linux-2.6] / drivers / media / dvb / dvb-usb / dibusb-mb.c
1 /* DVB USB compliant linux driver for mobile DVB-T USB devices based on
2  * reference designs made by DiBcom (http://www.dibcom.fr/) (DiB3000M-B)
3  *
4  * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
5  *
6  * based on GPL code from DiBcom, which has
7  * Copyright (C) 2004 Amaury Demol for DiBcom (ademol@dibcom.fr)
8  *
9  *      This program is free software; you can redistribute it and/or modify it
10  *      under the terms of the GNU General Public License as published by the Free
11  *      Software Foundation, version 2.
12  *
13  * see Documentation/dvb/README.dvb-usb for more information
14  */
15 #include "dibusb.h"
16
17 static int dibusb_dib3000mb_frontend_attach(struct dvb_usb_device *d)
18 {
19         struct dib3000_config demod_cfg;
20         struct dibusb_state *st = d->priv;
21
22         demod_cfg.demod_address = 0x8;
23         demod_cfg.pll_set = dvb_usb_pll_set_i2c;
24         demod_cfg.pll_init = dvb_usb_pll_init_i2c;
25
26         if ((d->fe = dib3000mb_attach(&demod_cfg,&d->i2c_adap,&st->ops)) == NULL)
27                 return -ENODEV;
28
29         d->tuner_pass_ctrl = st->ops.tuner_pass_ctrl;
30
31         return 0;
32 }
33
34 /* some of the dibusb 1.1 device aren't equipped with the default tuner
35  * (Thomson Cable), but with a Panasonic ENV77H11D5.  This function figures
36  * this out. */
37 static int dibusb_dib3000mb_tuner_attach (struct dvb_usb_device *d)
38 {
39         u8 b[2] = { 0,0 }, b2[1];
40         int ret = 0;
41         struct i2c_msg msg[2] = {
42                 { .flags = 0,        .buf = b,  .len = 2 },
43                 { .flags = I2C_M_RD, .buf = b2, .len = 1 },
44         };
45
46         /* the Panasonic sits on I2C addrass 0x60, the Thomson on 0x61 */
47         msg[0].addr = msg[1].addr = 0x60;
48
49         if (d->tuner_pass_ctrl)
50                 d->tuner_pass_ctrl(d->fe,1,msg[0].addr);
51
52         if (i2c_transfer (&d->i2c_adap, msg, 2) != 2) {
53                 err("tuner i2c write failed.");
54                 ret = -EREMOTEIO;
55         }
56
57         if (d->tuner_pass_ctrl)
58                 d->tuner_pass_ctrl(d->fe,0,msg[0].addr);
59
60         if (b2[0] == 0xfe) {
61                 info("this device has the Thomson Cable onboard. Which is default.");
62                 d->pll_addr = 0x61;
63                 d->pll_desc = &dvb_pll_tua6010xs;
64         } else {
65                 u8 bpll[4] = { 0x0b, 0xf5, 0x85, 0xab };
66                 info("this device has the Panasonic ENV77H11D5 onboard.");
67                 d->pll_addr = 0x60;
68                 memcpy(d->pll_init,bpll,4);
69                 d->pll_desc = &dvb_pll_tda665x;
70         }
71
72         return ret;
73 }
74
75 /* USB Driver stuff */
76 static struct dvb_usb_properties dibusb1_1_properties;
77 static struct dvb_usb_properties dibusb1_1_an2235_properties;
78 static struct dvb_usb_properties dibusb2_0b_properties;
79
80 static int dibusb_probe(struct usb_interface *intf,
81                 const struct usb_device_id *id)
82 {
83         if (dvb_usb_device_init(intf,&dibusb1_1_properties,THIS_MODULE) == 0 ||
84                 dvb_usb_device_init(intf,&dibusb1_1_an2235_properties,THIS_MODULE) == 0 ||
85                 dvb_usb_device_init(intf,&dibusb2_0b_properties,THIS_MODULE) == 0)
86                 return 0;
87
88         return -EINVAL;
89 }
90
91 /* do not change the order of the ID table */
92 static struct usb_device_id dibusb_dib3000mb_table [] = {
93 /* 00 */        { USB_DEVICE(USB_VID_AVERMEDIA_UNK,     USB_PID_AVERMEDIA_DVBT_USB_COLD)},
94 /* 01 */        { USB_DEVICE(USB_VID_AVERMEDIA_UNK,     USB_PID_AVERMEDIA_DVBT_USB_WARM)},
95 /* 02 */        { USB_DEVICE(USB_VID_COMPRO,            USB_PID_COMPRO_DVBU2000_COLD) },
96 /* 03 */        { USB_DEVICE(USB_VID_COMPRO,            USB_PID_COMPRO_DVBU2000_WARM) },
97 /* 04 */        { USB_DEVICE(USB_VID_COMPRO_UNK,        USB_PID_COMPRO_DVBU2000_UNK_COLD) },
98 /* 05 */        { USB_DEVICE(USB_VID_DIBCOM,            USB_PID_DIBCOM_MOD3000_COLD) },
99 /* 06 */        { USB_DEVICE(USB_VID_DIBCOM,            USB_PID_DIBCOM_MOD3000_WARM) },
100 /* 07 */        { USB_DEVICE(USB_VID_EMPIA,                     USB_PID_KWORLD_VSTREAM_COLD) },
101 /* 08 */        { USB_DEVICE(USB_VID_EMPIA,                     USB_PID_KWORLD_VSTREAM_WARM) },
102 /* 09 */        { USB_DEVICE(USB_VID_GRANDTEC,          USB_PID_GRANDTEC_DVBT_USB_COLD) },
103 /* 10 */        { USB_DEVICE(USB_VID_GRANDTEC,          USB_PID_GRANDTEC_DVBT_USB_WARM) },
104 /* 11 */        { USB_DEVICE(USB_VID_GRANDTEC,          USB_PID_DIBCOM_MOD3000_COLD) },
105 /* 12 */        { USB_DEVICE(USB_VID_GRANDTEC,          USB_PID_DIBCOM_MOD3000_WARM) },
106 /* 13 */        { USB_DEVICE(USB_VID_HYPER_PALTEK,      USB_PID_UNK_HYPER_PALTEK_COLD) },
107 /* 14 */        { USB_DEVICE(USB_VID_HYPER_PALTEK,      USB_PID_UNK_HYPER_PALTEK_WARM) },
108 /* 15 */        { USB_DEVICE(USB_VID_VISIONPLUS,        USB_PID_TWINHAN_VP7041_COLD) },
109 /* 16 */        { USB_DEVICE(USB_VID_VISIONPLUS,        USB_PID_TWINHAN_VP7041_WARM) },
110 /* 17 */        { USB_DEVICE(USB_VID_TWINHAN,           USB_PID_TWINHAN_VP7041_COLD) },
111 /* 18 */        { USB_DEVICE(USB_VID_TWINHAN,           USB_PID_TWINHAN_VP7041_WARM) },
112 /* 19 */        { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_COLD) },
113 /* 20 */        { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_WARM) },
114 /* 21 */        { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_AN2235_COLD) },
115 /* 22 */        { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_AN2235_WARM) },
116 /* 23 */        { USB_DEVICE(USB_VID_ADSTECH,           USB_PID_ADSTECH_USB2_COLD) },
117 /* 24 */        { USB_DEVICE(USB_VID_ADSTECH,           USB_PID_ADSTECH_USB2_WARM) },
118                         { }             /* Terminating entry */
119 };
120 MODULE_DEVICE_TABLE (usb, dibusb_dib3000mb_table);
121
122 static struct dvb_usb_properties dibusb1_1_properties = {
123         .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,
124         .pid_filter_count = 16,
125
126         .usb_ctrl = CYPRESS_AN2135,
127
128         .firmware = "dvb-usb-dibusb-5.0.0.11.fw",
129
130         .size_of_priv     = sizeof(struct dibusb_state),
131
132         .streaming_ctrl   = dibusb_streaming_ctrl,
133         .pid_filter       = dibusb_pid_filter,
134         .pid_filter_ctrl  = dibusb_pid_filter_ctrl,
135         .power_ctrl       = dibusb_power_ctrl,
136         .frontend_attach  = dibusb_dib3000mb_frontend_attach,
137         .tuner_attach     = dibusb_dib3000mb_tuner_attach,
138
139         .rc_interval      = DEFAULT_RC_INTERVAL,
140         .rc_key_map       = dibusb_rc_keys,
141         .rc_key_map_size  = 63, /* wow, that is ugly ... I want to load it to the driver dynamically */
142         .rc_query         = dibusb_rc_query,
143
144         .i2c_algo         = &dibusb_i2c_algo,
145
146         .generic_bulk_ctrl_endpoint = 0x01,
147         /* parameter for the MPEG2-data transfer */
148         .urb = {
149                 .type = DVB_USB_BULK,
150                 .count = 7,
151                 .endpoint = 0x02,
152                 .u = {
153                         .bulk = {
154                                 .buffersize = 4096,
155                         }
156                 }
157         },
158
159         .num_device_descs = 8,
160         .devices = {
161                 {       "AVerMedia AverTV DVBT USB1.1",
162                         { &dibusb_dib3000mb_table[0],  NULL },
163                         { &dibusb_dib3000mb_table[1],  NULL },
164                 },
165                 {       "Compro Videomate DVB-U2000 - DVB-T USB1.1 (please confirm to linux-dvb)",
166                         { &dibusb_dib3000mb_table[2], &dibusb_dib3000mb_table[4], NULL},
167                         { &dibusb_dib3000mb_table[3], NULL },
168                 },
169                 {       "DiBcom USB1.1 DVB-T reference design (MOD3000)",
170                         { &dibusb_dib3000mb_table[5],  NULL },
171                         { &dibusb_dib3000mb_table[6],  NULL },
172                 },
173                 {       "KWorld V-Stream XPERT DTV - DVB-T USB1.1",
174                         { &dibusb_dib3000mb_table[7], NULL },
175                         { &dibusb_dib3000mb_table[8], NULL },
176                 },
177                 {       "Grandtec USB1.1 DVB-T",
178                         { &dibusb_dib3000mb_table[9],  &dibusb_dib3000mb_table[11], NULL },
179                         { &dibusb_dib3000mb_table[10], &dibusb_dib3000mb_table[12], NULL },
180                 },
181                 {       "Unkown USB1.1 DVB-T device ???? please report the name to the author",
182                         { &dibusb_dib3000mb_table[13], NULL },
183                         { &dibusb_dib3000mb_table[14], NULL },
184                 },
185                 {       "TwinhanDTV USB-Ter USB1.1 / Magic Box I / HAMA USB1.1 DVB-T device",
186                         { &dibusb_dib3000mb_table[15], &dibusb_dib3000mb_table[17], NULL},
187                         { &dibusb_dib3000mb_table[16], &dibusb_dib3000mb_table[18], NULL},
188                 },
189                 {       "Artec T1 USB1.1 TVBOX with AN2135",
190                         { &dibusb_dib3000mb_table[19], NULL },
191                         { &dibusb_dib3000mb_table[20], NULL },
192                 },
193         }
194 };
195
196 static struct dvb_usb_properties dibusb1_1_an2235_properties = {
197         .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,
198         .usb_ctrl = CYPRESS_AN2235,
199
200         .firmware = "dvb-usb-dibusb-an2235-01.fw",
201
202         .size_of_priv     = sizeof(struct dibusb_state),
203
204         .streaming_ctrl   = dibusb_streaming_ctrl,
205         .pid_filter       = dibusb_pid_filter,
206         .pid_filter_ctrl  = dibusb_pid_filter_ctrl,
207         .power_ctrl       = dibusb_power_ctrl,
208         .frontend_attach  = dibusb_dib3000mb_frontend_attach,
209         .tuner_attach     = dibusb_dib3000mb_tuner_attach,
210
211         .rc_interval      = DEFAULT_RC_INTERVAL,
212         .rc_key_map       = dibusb_rc_keys,
213         .rc_key_map_size  = 63, /* wow, that is ugly ... I want to load it to the driver dynamically */
214         .rc_query         = dibusb_rc_query,
215
216         .i2c_algo         = &dibusb_i2c_algo,
217
218         .generic_bulk_ctrl_endpoint = 0x01,
219         /* parameter for the MPEG2-data transfer */
220         .urb = {
221                 .type = DVB_USB_BULK,
222                 .count = 7,
223                 .endpoint = 0x02,
224                 .u = {
225                         .bulk = {
226                                 .buffersize = 4096,
227                         }
228                 }
229         },
230
231         .num_device_descs = 1,
232         .devices = {
233                 {       "Artec T1 USB1.1 TVBOX with AN2235",
234                         { &dibusb_dib3000mb_table[20], NULL },
235                         { &dibusb_dib3000mb_table[21], NULL },
236                 },
237         }
238 };
239
240 static struct dvb_usb_properties dibusb2_0b_properties = {
241         .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,
242         .usb_ctrl = CYPRESS_FX2,
243
244         .firmware = "dvb-usb-adstech-usb2-01.fw",
245
246         .size_of_priv     = sizeof(struct dibusb_state),
247
248         .streaming_ctrl   = dibusb2_0_streaming_ctrl,
249         .pid_filter       = dibusb_pid_filter,
250         .pid_filter_ctrl  = dibusb_pid_filter_ctrl,
251         .power_ctrl       = dibusb2_0_power_ctrl,
252         .frontend_attach  = dibusb_dib3000mb_frontend_attach,
253         .tuner_attach     = dibusb_dib3000mb_tuner_attach,
254
255         .rc_interval      = DEFAULT_RC_INTERVAL,
256         .rc_key_map       = dibusb_rc_keys,
257         .rc_key_map_size  = 63, /* wow, that is ugly ... I want to load it to the driver dynamically */
258         .rc_query         = dibusb_rc_query,
259
260         .i2c_algo         = &dibusb_i2c_algo,
261
262         .generic_bulk_ctrl_endpoint = 0x01,
263         /* parameter for the MPEG2-data transfer */
264         .urb = {
265                 .type = DVB_USB_BULK,
266                 .count = 7,
267                 .endpoint = 0x06,
268                 .u = {
269                         .bulk = {
270                                 .buffersize = 4096,
271                         }
272                 }
273         },
274
275         .num_device_descs = 2,
276         .devices = {
277                 {       "KWorld/ADSTech Instant DVB-T USB 2.0",
278                         { &dibusb_dib3000mb_table[23], NULL },
279                         { &dibusb_dib3000mb_table[24], NULL }, /* device ID with default DIBUSB2_0-firmware */
280                 },
281         }
282 };
283
284 static struct usb_driver dibusb_driver = {
285         .owner          = THIS_MODULE,
286         .name           = "DiBcom based USB DVB-T devices (DiB3000M-B based)",
287         .probe          = dibusb_probe,
288         .disconnect = dvb_usb_device_exit,
289         .id_table       = dibusb_dib3000mb_table,
290 };
291
292 /* module stuff */
293 static int __init dibusb_module_init(void)
294 {
295         int result;
296         if ((result = usb_register(&dibusb_driver))) {
297                 err("usb_register failed. Error number %d",result);
298                 return result;
299         }
300
301         return 0;
302 }
303
304 static void __exit dibusb_module_exit(void)
305 {
306         /* deregister this driver from the USB subsystem */
307         usb_deregister(&dibusb_driver);
308 }
309
310 module_init (dibusb_module_init);
311 module_exit (dibusb_module_exit);
312
313 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
314 MODULE_DESCRIPTION("Driver for DiBcom USB DVB-T devices (DiB3000M-B based)");
315 MODULE_VERSION("1.0");
316 MODULE_LICENSE("GPL");