V4L/DVB (4525): Drivers/media/dvb/dvb-usb/dibusb-mb.c: NULL dereference
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / media / dvb / dvb-usb / dibusb-mb.c
blob5439889af2f562230edece5597f60cac195680c3
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)
4 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
6 * based on GPL code from DiBcom, which has
7 * Copyright (C) 2004 Amaury Demol for DiBcom (ademol@dibcom.fr)
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.
13 * see Documentation/dvb/README.dvb-usb for more information
15 #include "dibusb.h"
17 static int dibusb_dib3000mb_frontend_attach(struct dvb_usb_device *d)
19 struct dib3000_config demod_cfg;
20 struct dibusb_state *st = d->priv;
22 demod_cfg.demod_address = 0x8;
24 if ((d->fe = dib3000mb_attach(&demod_cfg,&d->i2c_adap,&st->ops)) == NULL)
25 return -ENODEV;
27 d->fe->ops.tuner_ops.init = dvb_usb_tuner_init_i2c;
28 d->fe->ops.tuner_ops.set_params = dvb_usb_tuner_set_params_i2c;
30 d->tuner_pass_ctrl = st->ops.tuner_pass_ctrl;
32 return 0;
35 static int dibusb_thomson_tuner_attach(struct dvb_usb_device *d)
37 d->pll_addr = 0x61;
38 d->pll_desc = &dvb_pll_tua6010xs;
39 return 0;
42 /* Some of the Artec 1.1 device aren't equipped with the default tuner
43 * (Thomson Cable), but with a Panasonic ENV77H11D5. This function figures
44 * this out. */
45 static int dibusb_tuner_probe_and_attach(struct dvb_usb_device *d)
47 u8 b[2] = { 0,0 }, b2[1];
48 int ret = 0;
49 struct i2c_msg msg[2] = {
50 { .flags = 0, .buf = b, .len = 2 },
51 { .flags = I2C_M_RD, .buf = b2, .len = 1 },
54 /* the Panasonic sits on I2C addrass 0x60, the Thomson on 0x61 */
55 msg[0].addr = msg[1].addr = 0x60;
57 if (d->tuner_pass_ctrl)
58 d->tuner_pass_ctrl(d->fe,1,msg[0].addr);
60 if (i2c_transfer (&d->i2c_adap, msg, 2) != 2) {
61 err("tuner i2c write failed.");
62 ret = -EREMOTEIO;
65 if (d->tuner_pass_ctrl)
66 d->tuner_pass_ctrl(d->fe,0,msg[0].addr);
68 if (b2[0] == 0xfe) {
69 info("This device has the Thomson Cable onboard. Which is default.");
70 dibusb_thomson_tuner_attach(d);
71 } else {
72 u8 bpll[4] = { 0x0b, 0xf5, 0x85, 0xab };
73 info("This device has the Panasonic ENV77H11D5 onboard.");
74 d->pll_addr = 0x60;
75 memcpy(d->pll_init,bpll,4);
76 d->pll_desc = &dvb_pll_tda665x;
79 return ret;
82 /* USB Driver stuff */
83 static struct dvb_usb_properties dibusb1_1_properties;
84 static struct dvb_usb_properties dibusb1_1_an2235_properties;
85 static struct dvb_usb_properties dibusb2_0b_properties;
86 static struct dvb_usb_properties artec_t1_usb2_properties;
88 static int dibusb_probe(struct usb_interface *intf,
89 const struct usb_device_id *id)
91 if (dvb_usb_device_init(intf,&dibusb1_1_properties,THIS_MODULE,NULL) == 0 ||
92 dvb_usb_device_init(intf,&dibusb1_1_an2235_properties,THIS_MODULE,NULL) == 0 ||
93 dvb_usb_device_init(intf,&dibusb2_0b_properties,THIS_MODULE,NULL) == 0 ||
94 dvb_usb_device_init(intf,&artec_t1_usb2_properties,THIS_MODULE,NULL) == 0)
95 return 0;
97 return -EINVAL;
100 /* do not change the order of the ID table */
101 static struct usb_device_id dibusb_dib3000mb_table [] = {
102 /* 00 */ { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_AVERMEDIA_DVBT_USB_COLD) },
103 /* 01 */ { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_AVERMEDIA_DVBT_USB_WARM) },
104 /* 02 */ { USB_DEVICE(USB_VID_COMPRO, USB_PID_COMPRO_DVBU2000_COLD) },
105 /* 03 */ { USB_DEVICE(USB_VID_COMPRO, USB_PID_COMPRO_DVBU2000_WARM) },
106 /* 04 */ { USB_DEVICE(USB_VID_COMPRO_UNK, USB_PID_COMPRO_DVBU2000_UNK_COLD) },
107 /* 05 */ { USB_DEVICE(USB_VID_DIBCOM, USB_PID_DIBCOM_MOD3000_COLD) },
108 /* 06 */ { USB_DEVICE(USB_VID_DIBCOM, USB_PID_DIBCOM_MOD3000_WARM) },
109 /* 07 */ { USB_DEVICE(USB_VID_EMPIA, USB_PID_KWORLD_VSTREAM_COLD) },
110 /* 08 */ { USB_DEVICE(USB_VID_EMPIA, USB_PID_KWORLD_VSTREAM_WARM) },
111 /* 09 */ { USB_DEVICE(USB_VID_GRANDTEC, USB_PID_GRANDTEC_DVBT_USB_COLD) },
112 /* 10 */ { USB_DEVICE(USB_VID_GRANDTEC, USB_PID_GRANDTEC_DVBT_USB_WARM) },
113 /* 11 */ { USB_DEVICE(USB_VID_GRANDTEC, USB_PID_DIBCOM_MOD3000_COLD) },
114 /* 12 */ { USB_DEVICE(USB_VID_GRANDTEC, USB_PID_DIBCOM_MOD3000_WARM) },
115 /* 13 */ { USB_DEVICE(USB_VID_HYPER_PALTEK, USB_PID_UNK_HYPER_PALTEK_COLD) },
116 /* 14 */ { USB_DEVICE(USB_VID_HYPER_PALTEK, USB_PID_UNK_HYPER_PALTEK_WARM) },
117 /* 15 */ { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7041_COLD) },
118 /* 16 */ { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7041_WARM) },
119 /* 17 */ { USB_DEVICE(USB_VID_TWINHAN, USB_PID_TWINHAN_VP7041_COLD) },
120 /* 18 */ { USB_DEVICE(USB_VID_TWINHAN, USB_PID_TWINHAN_VP7041_WARM) },
121 /* 19 */ { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_COLD) },
122 /* 20 */ { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_WARM) },
123 /* 21 */ { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_AN2235_COLD) },
124 /* 22 */ { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_AN2235_WARM) },
125 /* 23 */ { USB_DEVICE(USB_VID_ADSTECH, USB_PID_ADSTECH_USB2_COLD) },
127 /* device ID with default DIBUSB2_0-firmware and with the hacked firmware */
128 /* 24 */ { USB_DEVICE(USB_VID_ADSTECH, USB_PID_ADSTECH_USB2_WARM) },
129 /* 25 */ { USB_DEVICE(USB_VID_KYE, USB_PID_KYE_DVB_T_COLD) },
130 /* 26 */ { USB_DEVICE(USB_VID_KYE, USB_PID_KYE_DVB_T_WARM) },
132 /* 27 */ { USB_DEVICE(USB_VID_KWORLD, USB_PID_KWORLD_VSTREAM_COLD) },
134 /* 28 */ { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_USB2_COLD) },
135 /* 29 */ { USB_DEVICE(USB_VID_ULTIMA_ELECTRONIC, USB_PID_ULTIMA_TVBOX_USB2_WARM) },
138 * XXX: As Artec just 'forgot' to program the EEPROM on some Artec T1 devices
139 * we don't catch these faulty IDs (namely 'Cypress FX1 USB controller') that
140 * have been left on the device. If you don't have such a device but an Artec
141 * device that's supposed to work with this driver but is not detected by it,
142 * free to enable CONFIG_DVB_USB_DIBUSB_MB_FAULTY via your kernel config.
145 #ifdef CONFIG_DVB_USB_DIBUSB_MB_FAULTY
146 /* 30 */ { USB_DEVICE(USB_VID_ANCHOR, USB_PID_ULTIMA_TVBOX_ANCHOR_COLD) },
147 #endif
149 { } /* Terminating entry */
151 MODULE_DEVICE_TABLE (usb, dibusb_dib3000mb_table);
153 static struct dvb_usb_properties dibusb1_1_properties = {
154 .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,
155 .pid_filter_count = 16,
157 .usb_ctrl = CYPRESS_AN2135,
159 .firmware = "dvb-usb-dibusb-5.0.0.11.fw",
161 .size_of_priv = sizeof(struct dibusb_state),
163 .streaming_ctrl = dibusb_streaming_ctrl,
164 .pid_filter = dibusb_pid_filter,
165 .pid_filter_ctrl = dibusb_pid_filter_ctrl,
166 .power_ctrl = dibusb_power_ctrl,
167 .frontend_attach = dibusb_dib3000mb_frontend_attach,
168 .tuner_attach = dibusb_tuner_probe_and_attach,
170 .rc_interval = DEFAULT_RC_INTERVAL,
171 .rc_key_map = dibusb_rc_keys,
172 .rc_key_map_size = 111, /* wow, that is ugly ... I want to load it to the driver dynamically */
173 .rc_query = dibusb_rc_query,
175 .i2c_algo = &dibusb_i2c_algo,
177 .generic_bulk_ctrl_endpoint = 0x01,
178 /* parameter for the MPEG2-data transfer */
179 .urb = {
180 .type = DVB_USB_BULK,
181 .count = 7,
182 .endpoint = 0x02,
183 .u = {
184 .bulk = {
185 .buffersize = 4096,
190 .num_device_descs = 9,
191 .devices = {
192 { "AVerMedia AverTV DVBT USB1.1",
193 { &dibusb_dib3000mb_table[0], NULL },
194 { &dibusb_dib3000mb_table[1], NULL },
196 { "Compro Videomate DVB-U2000 - DVB-T USB1.1 (please confirm to linux-dvb)",
197 { &dibusb_dib3000mb_table[2], &dibusb_dib3000mb_table[4], NULL},
198 { &dibusb_dib3000mb_table[3], NULL },
200 { "DiBcom USB1.1 DVB-T reference design (MOD3000)",
201 { &dibusb_dib3000mb_table[5], NULL },
202 { &dibusb_dib3000mb_table[6], NULL },
204 { "KWorld V-Stream XPERT DTV - DVB-T USB1.1",
205 { &dibusb_dib3000mb_table[7], NULL },
206 { &dibusb_dib3000mb_table[8], NULL },
208 { "Grandtec USB1.1 DVB-T",
209 { &dibusb_dib3000mb_table[9], &dibusb_dib3000mb_table[11], NULL },
210 { &dibusb_dib3000mb_table[10], &dibusb_dib3000mb_table[12], NULL },
212 { "Unkown USB1.1 DVB-T device ???? please report the name to the author",
213 { &dibusb_dib3000mb_table[13], NULL },
214 { &dibusb_dib3000mb_table[14], NULL },
216 { "TwinhanDTV USB-Ter USB1.1 / Magic Box I / HAMA USB1.1 DVB-T device",
217 { &dibusb_dib3000mb_table[15], &dibusb_dib3000mb_table[17], NULL},
218 { &dibusb_dib3000mb_table[16], &dibusb_dib3000mb_table[18], NULL},
220 { "Artec T1 USB1.1 TVBOX with AN2135",
221 { &dibusb_dib3000mb_table[19], NULL },
222 { &dibusb_dib3000mb_table[20], NULL },
224 { "VideoWalker DVB-T USB",
225 { &dibusb_dib3000mb_table[25], NULL },
226 { &dibusb_dib3000mb_table[26], NULL },
231 static struct dvb_usb_properties dibusb1_1_an2235_properties = {
232 .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,
233 .pid_filter_count = 16,
235 .usb_ctrl = CYPRESS_AN2235,
237 .firmware = "dvb-usb-dibusb-an2235-01.fw",
239 .size_of_priv = sizeof(struct dibusb_state),
241 .streaming_ctrl = dibusb_streaming_ctrl,
242 .pid_filter = dibusb_pid_filter,
243 .pid_filter_ctrl = dibusb_pid_filter_ctrl,
244 .power_ctrl = dibusb_power_ctrl,
245 .frontend_attach = dibusb_dib3000mb_frontend_attach,
246 .tuner_attach = dibusb_tuner_probe_and_attach,
248 .rc_interval = DEFAULT_RC_INTERVAL,
249 .rc_key_map = dibusb_rc_keys,
250 .rc_key_map_size = 111, /* wow, that is ugly ... I want to load it to the driver dynamically */
251 .rc_query = dibusb_rc_query,
253 .i2c_algo = &dibusb_i2c_algo,
255 .generic_bulk_ctrl_endpoint = 0x01,
256 /* parameter for the MPEG2-data transfer */
257 .urb = {
258 .type = DVB_USB_BULK,
259 .count = 7,
260 .endpoint = 0x02,
261 .u = {
262 .bulk = {
263 .buffersize = 4096,
268 #ifdef CONFIG_DVB_USB_DIBUSB_MB_FAULTY
269 .num_device_descs = 2,
270 #else
271 .num_device_descs = 1,
272 #endif
273 .devices = {
274 { "Artec T1 USB1.1 TVBOX with AN2235",
275 { &dibusb_dib3000mb_table[20], NULL },
276 { &dibusb_dib3000mb_table[21], NULL },
278 #ifdef CONFIG_DVB_USB_DIBUSB_MB_FAULTY
279 { "Artec T1 USB1.1 TVBOX with AN2235 (faulty USB IDs)",
280 { &dibusb_dib3000mb_table[30], NULL },
281 { NULL },
283 { NULL },
284 #endif
288 static struct dvb_usb_properties dibusb2_0b_properties = {
289 .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,
290 .pid_filter_count = 16,
292 .usb_ctrl = CYPRESS_FX2,
294 .firmware = "dvb-usb-adstech-usb2-02.fw",
296 .size_of_priv = sizeof(struct dibusb_state),
298 .streaming_ctrl = dibusb2_0_streaming_ctrl,
299 .pid_filter = dibusb_pid_filter,
300 .pid_filter_ctrl = dibusb_pid_filter_ctrl,
301 .power_ctrl = dibusb2_0_power_ctrl,
302 .frontend_attach = dibusb_dib3000mb_frontend_attach,
303 .tuner_attach = dibusb_thomson_tuner_attach,
305 .rc_interval = DEFAULT_RC_INTERVAL,
306 .rc_key_map = dibusb_rc_keys,
307 .rc_key_map_size = 111, /* wow, that is ugly ... I want to load it to the driver dynamically */
308 .rc_query = dibusb_rc_query,
310 .i2c_algo = &dibusb_i2c_algo,
312 .generic_bulk_ctrl_endpoint = 0x01,
313 /* parameter for the MPEG2-data transfer */
314 .urb = {
315 .type = DVB_USB_BULK,
316 .count = 7,
317 .endpoint = 0x06,
318 .u = {
319 .bulk = {
320 .buffersize = 4096,
325 .num_device_descs = 2,
326 .devices = {
327 { "KWorld/ADSTech Instant DVB-T USB2.0",
328 { &dibusb_dib3000mb_table[23], NULL },
329 { &dibusb_dib3000mb_table[24], NULL },
331 { "KWorld Xpert DVB-T USB2.0",
332 { &dibusb_dib3000mb_table[27], NULL },
333 { NULL }
335 { NULL },
339 static struct dvb_usb_properties artec_t1_usb2_properties = {
340 .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,
341 .pid_filter_count = 16,
343 .usb_ctrl = CYPRESS_FX2,
345 .firmware = "dvb-usb-dibusb-6.0.0.8.fw",
347 .size_of_priv = sizeof(struct dibusb_state),
349 .streaming_ctrl = dibusb2_0_streaming_ctrl,
350 .pid_filter = dibusb_pid_filter,
351 .pid_filter_ctrl = dibusb_pid_filter_ctrl,
352 .power_ctrl = dibusb2_0_power_ctrl,
353 .frontend_attach = dibusb_dib3000mb_frontend_attach,
354 .tuner_attach = dibusb_tuner_probe_and_attach,
356 .rc_interval = DEFAULT_RC_INTERVAL,
357 .rc_key_map = dibusb_rc_keys,
358 .rc_key_map_size = 111, /* wow, that is ugly ... I want to load it to the driver dynamically */
359 .rc_query = dibusb_rc_query,
361 .i2c_algo = &dibusb_i2c_algo,
363 .generic_bulk_ctrl_endpoint = 0x01,
364 /* parameter for the MPEG2-data transfer */
365 .urb = {
366 .type = DVB_USB_BULK,
367 .count = 7,
368 .endpoint = 0x06,
369 .u = {
370 .bulk = {
371 .buffersize = 4096,
376 .num_device_descs = 1,
377 .devices = {
378 { "Artec T1 USB2.0",
379 { &dibusb_dib3000mb_table[28], NULL },
380 { &dibusb_dib3000mb_table[29], NULL },
382 { NULL },
386 static struct usb_driver dibusb_driver = {
387 .name = "dvb_usb_dibusb_mb",
388 .probe = dibusb_probe,
389 .disconnect = dvb_usb_device_exit,
390 .id_table = dibusb_dib3000mb_table,
393 /* module stuff */
394 static int __init dibusb_module_init(void)
396 int result;
397 if ((result = usb_register(&dibusb_driver))) {
398 err("usb_register failed. Error number %d",result);
399 return result;
402 return 0;
405 static void __exit dibusb_module_exit(void)
407 /* deregister this driver from the USB subsystem */
408 usb_deregister(&dibusb_driver);
411 module_init (dibusb_module_init);
412 module_exit (dibusb_module_exit);
414 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
415 MODULE_DESCRIPTION("Driver for DiBcom USB DVB-T devices (DiB3000M-B based)");
416 MODULE_VERSION("1.0");
417 MODULE_LICENSE("GPL");