xref: /openbmc/linux/drivers/media/usb/cx231xx/cx231xx-cards.c (revision 840ef8b7cc584a23c4f9d05352f4dbaf8e56e5ab)
1 /*
2    cx231xx-cards.c - driver for Conexant Cx23100/101/102
3 				USB video capture devices
4 
5    Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
6 				Based on em28xx driver
7 
8    This program is free software; you can redistribute it and/or modify
9    it under the terms of the GNU General Public License as published by
10    the Free Software Foundation; either version 2 of the License, or
11    (at your option) any later version.
12 
13    This program is distributed in the hope that it will be useful,
14    but WITHOUT ANY WARRANTY; without even the implied warranty of
15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16    GNU General Public License for more details.
17 
18    You should have received a copy of the GNU General Public License
19    along with this program; if not, write to the Free Software
20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22 
23 #include <linux/init.h>
24 #include <linux/module.h>
25 #include <linux/slab.h>
26 #include <linux/delay.h>
27 #include <linux/i2c.h>
28 #include <linux/usb.h>
29 #include <media/tuner.h>
30 #include <media/tveeprom.h>
31 #include <media/v4l2-common.h>
32 #include <media/v4l2-chip-ident.h>
33 
34 #include <media/cx25840.h>
35 #include "dvb-usb-ids.h"
36 #include "xc5000.h"
37 #include "tda18271.h"
38 
39 #include "cx231xx.h"
40 
41 static int tuner = -1;
42 module_param(tuner, int, 0444);
43 MODULE_PARM_DESC(tuner, "tuner type");
44 
45 static int transfer_mode = 1;
46 module_param(transfer_mode, int, 0444);
47 MODULE_PARM_DESC(transfer_mode, "transfer mode (1-ISO or 0-BULK)");
48 
49 static unsigned int disable_ir;
50 module_param(disable_ir, int, 0444);
51 MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
52 
53 /* Bitmask marking allocated devices from 0 to CX231XX_MAXBOARDS */
54 static unsigned long cx231xx_devused;
55 
56 /*
57  *  Reset sequences for analog/digital modes
58  */
59 
60 static struct cx231xx_reg_seq RDE250_XCV_TUNER[] = {
61 	{0x03, 0x01, 10},
62 	{0x03, 0x00, 30},
63 	{0x03, 0x01, 10},
64 	{-1, -1, -1},
65 };
66 
67 /*
68  *  Board definitions
69  */
70 struct cx231xx_board cx231xx_boards[] = {
71 	[CX231XX_BOARD_UNKNOWN] = {
72 		.name = "Unknown CX231xx video grabber",
73 		.tuner_type = TUNER_ABSENT,
74 		.input = {{
75 				.type = CX231XX_VMUX_TELEVISION,
76 				.vmux = CX231XX_VIN_3_1,
77 				.amux = CX231XX_AMUX_VIDEO,
78 				.gpio = NULL,
79 			}, {
80 				.type = CX231XX_VMUX_COMPOSITE1,
81 				.vmux = CX231XX_VIN_2_1,
82 				.amux = CX231XX_AMUX_LINE_IN,
83 				.gpio = NULL,
84 			}, {
85 				.type = CX231XX_VMUX_SVIDEO,
86 				.vmux = CX231XX_VIN_1_1 |
87 					(CX231XX_VIN_1_2 << 8) |
88 					CX25840_SVIDEO_ON,
89 				.amux = CX231XX_AMUX_LINE_IN,
90 				.gpio = NULL,
91 			}
92 		},
93 	},
94 	[CX231XX_BOARD_CNXT_CARRAERA] = {
95 		.name = "Conexant Hybrid TV - CARRAERA",
96 		.tuner_type = TUNER_XC5000,
97 		.tuner_addr = 0x61,
98 		.tuner_gpio = RDE250_XCV_TUNER,
99 		.tuner_sif_gpio = 0x05,
100 		.tuner_scl_gpio = 0x1a,
101 		.tuner_sda_gpio = 0x1b,
102 		.decoder = CX231XX_AVDECODER,
103 		.output_mode = OUT_MODE_VIP11,
104 		.demod_xfer_mode = 0,
105 		.ctl_pin_status_mask = 0xFFFFFFC4,
106 		.agc_analog_digital_select_gpio = 0x0c,
107 		.gpio_pin_status_mask = 0x4001000,
108 		.tuner_i2c_master = 1,
109 		.demod_i2c_master = 2,
110 		.has_dvb = 1,
111 		.demod_addr = 0x02,
112 		.norm = V4L2_STD_PAL,
113 
114 		.input = {{
115 				.type = CX231XX_VMUX_TELEVISION,
116 				.vmux = CX231XX_VIN_3_1,
117 				.amux = CX231XX_AMUX_VIDEO,
118 				.gpio = NULL,
119 			}, {
120 				.type = CX231XX_VMUX_COMPOSITE1,
121 				.vmux = CX231XX_VIN_2_1,
122 				.amux = CX231XX_AMUX_LINE_IN,
123 				.gpio = NULL,
124 			}, {
125 				.type = CX231XX_VMUX_SVIDEO,
126 				.vmux = CX231XX_VIN_1_1 |
127 					(CX231XX_VIN_1_2 << 8) |
128 					CX25840_SVIDEO_ON,
129 				.amux = CX231XX_AMUX_LINE_IN,
130 				.gpio = NULL,
131 			}
132 		},
133 	},
134 	[CX231XX_BOARD_CNXT_SHELBY] = {
135 		.name = "Conexant Hybrid TV - SHELBY",
136 		.tuner_type = TUNER_XC5000,
137 		.tuner_addr = 0x61,
138 		.tuner_gpio = RDE250_XCV_TUNER,
139 		.tuner_sif_gpio = 0x05,
140 		.tuner_scl_gpio = 0x1a,
141 		.tuner_sda_gpio = 0x1b,
142 		.decoder = CX231XX_AVDECODER,
143 		.output_mode = OUT_MODE_VIP11,
144 		.demod_xfer_mode = 0,
145 		.ctl_pin_status_mask = 0xFFFFFFC4,
146 		.agc_analog_digital_select_gpio = 0x0c,
147 		.gpio_pin_status_mask = 0x4001000,
148 		.tuner_i2c_master = 1,
149 		.demod_i2c_master = 2,
150 		.has_dvb = 1,
151 		.demod_addr = 0x32,
152 		.norm = V4L2_STD_NTSC,
153 
154 		.input = {{
155 				.type = CX231XX_VMUX_TELEVISION,
156 				.vmux = CX231XX_VIN_3_1,
157 				.amux = CX231XX_AMUX_VIDEO,
158 				.gpio = NULL,
159 			}, {
160 				.type = CX231XX_VMUX_COMPOSITE1,
161 				.vmux = CX231XX_VIN_2_1,
162 				.amux = CX231XX_AMUX_LINE_IN,
163 				.gpio = NULL,
164 			}, {
165 				.type = CX231XX_VMUX_SVIDEO,
166 				.vmux = CX231XX_VIN_1_1 |
167 					(CX231XX_VIN_1_2 << 8) |
168 					CX25840_SVIDEO_ON,
169 				.amux = CX231XX_AMUX_LINE_IN,
170 				.gpio = NULL,
171 			}
172 		},
173 	},
174 	[CX231XX_BOARD_CNXT_RDE_253S] = {
175 		.name = "Conexant Hybrid TV - RDE253S",
176 		.tuner_type = TUNER_NXP_TDA18271,
177 		.tuner_addr = 0x60,
178 		.tuner_gpio = RDE250_XCV_TUNER,
179 		.tuner_sif_gpio = 0x05,
180 		.tuner_scl_gpio = 0x1a,
181 		.tuner_sda_gpio = 0x1b,
182 		.decoder = CX231XX_AVDECODER,
183 		.output_mode = OUT_MODE_VIP11,
184 		.demod_xfer_mode = 0,
185 		.ctl_pin_status_mask = 0xFFFFFFC4,
186 		.agc_analog_digital_select_gpio = 0x1c,
187 		.gpio_pin_status_mask = 0x4001000,
188 		.tuner_i2c_master = 1,
189 		.demod_i2c_master = 2,
190 		.has_dvb = 1,
191 		.demod_addr = 0x02,
192 		.norm = V4L2_STD_PAL,
193 
194 		.input = {{
195 				.type = CX231XX_VMUX_TELEVISION,
196 				.vmux = CX231XX_VIN_3_1,
197 				.amux = CX231XX_AMUX_VIDEO,
198 				.gpio = NULL,
199 			}, {
200 				.type = CX231XX_VMUX_COMPOSITE1,
201 				.vmux = CX231XX_VIN_2_1,
202 				.amux = CX231XX_AMUX_LINE_IN,
203 				.gpio = NULL,
204 			}, {
205 				.type = CX231XX_VMUX_SVIDEO,
206 				.vmux = CX231XX_VIN_1_1 |
207 					(CX231XX_VIN_1_2 << 8) |
208 					CX25840_SVIDEO_ON,
209 				.amux = CX231XX_AMUX_LINE_IN,
210 				.gpio = NULL,
211 			}
212 		},
213 	},
214 
215 	[CX231XX_BOARD_CNXT_RDU_253S] = {
216 		.name = "Conexant Hybrid TV - RDU253S",
217 		.tuner_type = TUNER_NXP_TDA18271,
218 		.tuner_addr = 0x60,
219 		.tuner_gpio = RDE250_XCV_TUNER,
220 		.tuner_sif_gpio = 0x05,
221 		.tuner_scl_gpio = 0x1a,
222 		.tuner_sda_gpio = 0x1b,
223 		.decoder = CX231XX_AVDECODER,
224 		.output_mode = OUT_MODE_VIP11,
225 		.demod_xfer_mode = 0,
226 		.ctl_pin_status_mask = 0xFFFFFFC4,
227 		.agc_analog_digital_select_gpio = 0x1c,
228 		.gpio_pin_status_mask = 0x4001000,
229 		.tuner_i2c_master = 1,
230 		.demod_i2c_master = 2,
231 		.has_dvb = 1,
232 		.demod_addr = 0x02,
233 		.norm = V4L2_STD_PAL,
234 
235 		.input = {{
236 				.type = CX231XX_VMUX_TELEVISION,
237 				.vmux = CX231XX_VIN_3_1,
238 				.amux = CX231XX_AMUX_VIDEO,
239 				.gpio = NULL,
240 			}, {
241 				.type = CX231XX_VMUX_COMPOSITE1,
242 				.vmux = CX231XX_VIN_2_1,
243 				.amux = CX231XX_AMUX_LINE_IN,
244 				.gpio = NULL,
245 			}, {
246 				.type = CX231XX_VMUX_SVIDEO,
247 				.vmux = CX231XX_VIN_1_1 |
248 					(CX231XX_VIN_1_2 << 8) |
249 					CX25840_SVIDEO_ON,
250 				.amux = CX231XX_AMUX_LINE_IN,
251 				.gpio = NULL,
252 			}
253 		},
254 	},
255 	[CX231XX_BOARD_CNXT_VIDEO_GRABBER] = {
256 		.name = "Conexant VIDEO GRABBER",
257 		.tuner_type = TUNER_ABSENT,
258 		.decoder = CX231XX_AVDECODER,
259 		.output_mode = OUT_MODE_VIP11,
260 		.ctl_pin_status_mask = 0xFFFFFFC4,
261 		.agc_analog_digital_select_gpio = 0x1c,
262 		.gpio_pin_status_mask = 0x4001000,
263 		.norm = V4L2_STD_PAL,
264 		.no_alt_vanc = 1,
265 		.external_av = 1,
266 		.has_417 = 1,
267 
268 		.input = {{
269 				.type = CX231XX_VMUX_COMPOSITE1,
270 				.vmux = CX231XX_VIN_2_1,
271 				.amux = CX231XX_AMUX_LINE_IN,
272 				.gpio = NULL,
273 			}, {
274 				.type = CX231XX_VMUX_SVIDEO,
275 				.vmux = CX231XX_VIN_1_1 |
276 					(CX231XX_VIN_1_2 << 8) |
277 					CX25840_SVIDEO_ON,
278 				.amux = CX231XX_AMUX_LINE_IN,
279 				.gpio = NULL,
280 			}
281 		},
282 	},
283 	[CX231XX_BOARD_CNXT_RDE_250] = {
284 		.name = "Conexant Hybrid TV - rde 250",
285 		.tuner_type = TUNER_XC5000,
286 		.tuner_addr = 0x61,
287 		.tuner_gpio = RDE250_XCV_TUNER,
288 		.tuner_sif_gpio = 0x05,
289 		.tuner_scl_gpio = 0x1a,
290 		.tuner_sda_gpio = 0x1b,
291 		.decoder = CX231XX_AVDECODER,
292 		.output_mode = OUT_MODE_VIP11,
293 		.demod_xfer_mode = 0,
294 		.ctl_pin_status_mask = 0xFFFFFFC4,
295 		.agc_analog_digital_select_gpio = 0x0c,
296 		.gpio_pin_status_mask = 0x4001000,
297 		.tuner_i2c_master = 1,
298 		.demod_i2c_master = 2,
299 		.has_dvb = 1,
300 		.demod_addr = 0x02,
301 		.norm = V4L2_STD_PAL,
302 
303 		.input = {{
304 				.type = CX231XX_VMUX_TELEVISION,
305 				.vmux = CX231XX_VIN_2_1,
306 				.amux = CX231XX_AMUX_VIDEO,
307 				.gpio = NULL,
308 			}
309 		},
310 	},
311 	[CX231XX_BOARD_CNXT_RDU_250] = {
312 		.name = "Conexant Hybrid TV - RDU 250",
313 		.tuner_type = TUNER_XC5000,
314 		.tuner_addr = 0x61,
315 		.tuner_gpio = RDE250_XCV_TUNER,
316 		.tuner_sif_gpio = 0x05,
317 		.tuner_scl_gpio = 0x1a,
318 		.tuner_sda_gpio = 0x1b,
319 		.decoder = CX231XX_AVDECODER,
320 		.output_mode = OUT_MODE_VIP11,
321 		.demod_xfer_mode = 0,
322 		.ctl_pin_status_mask = 0xFFFFFFC4,
323 		.agc_analog_digital_select_gpio = 0x0c,
324 		.gpio_pin_status_mask = 0x4001000,
325 		.tuner_i2c_master = 1,
326 		.demod_i2c_master = 2,
327 		.has_dvb = 1,
328 		.demod_addr = 0x32,
329 		.norm = V4L2_STD_NTSC,
330 
331 		.input = {{
332 				.type = CX231XX_VMUX_TELEVISION,
333 				.vmux = CX231XX_VIN_2_1,
334 				.amux = CX231XX_AMUX_VIDEO,
335 				.gpio = NULL,
336 			}
337 		},
338 	},
339 	[CX231XX_BOARD_HAUPPAUGE_EXETER] = {
340 		.name = "Hauppauge EXETER",
341 		.tuner_type = TUNER_NXP_TDA18271,
342 		.tuner_addr = 0x60,
343 		.tuner_gpio = RDE250_XCV_TUNER,
344 		.tuner_sif_gpio = 0x05,
345 		.tuner_scl_gpio = 0x1a,
346 		.tuner_sda_gpio = 0x1b,
347 		.decoder = CX231XX_AVDECODER,
348 		.output_mode = OUT_MODE_VIP11,
349 		.demod_xfer_mode = 0,
350 		.ctl_pin_status_mask = 0xFFFFFFC4,
351 		.agc_analog_digital_select_gpio = 0x0c,
352 		.gpio_pin_status_mask = 0x4001000,
353 		.tuner_i2c_master = 1,
354 		.demod_i2c_master = 2,
355 		.has_dvb = 1,
356 		.demod_addr = 0x0e,
357 		.norm = V4L2_STD_NTSC,
358 
359 		.input = {{
360 			.type = CX231XX_VMUX_TELEVISION,
361 			.vmux = CX231XX_VIN_3_1,
362 			.amux = CX231XX_AMUX_VIDEO,
363 			.gpio = NULL,
364 		}, {
365 			.type = CX231XX_VMUX_COMPOSITE1,
366 			.vmux = CX231XX_VIN_2_1,
367 			.amux = CX231XX_AMUX_LINE_IN,
368 			.gpio = NULL,
369 		}, {
370 			.type = CX231XX_VMUX_SVIDEO,
371 			.vmux = CX231XX_VIN_1_1 |
372 				(CX231XX_VIN_1_2 << 8) |
373 				CX25840_SVIDEO_ON,
374 			.amux = CX231XX_AMUX_LINE_IN,
375 			.gpio = NULL,
376 		} },
377 	},
378 	[CX231XX_BOARD_HAUPPAUGE_USBLIVE2] = {
379 		.name = "Hauppauge USB Live 2",
380 		.tuner_type = TUNER_ABSENT,
381 		.decoder = CX231XX_AVDECODER,
382 		.output_mode = OUT_MODE_VIP11,
383 		.demod_xfer_mode = 0,
384 		.ctl_pin_status_mask = 0xFFFFFFC4,
385 		.agc_analog_digital_select_gpio = 0x0c,
386 		.gpio_pin_status_mask = 0x4001000,
387 		.norm = V4L2_STD_NTSC,
388 		.no_alt_vanc = 1,
389 		.external_av = 1,
390 		.dont_use_port_3 = 1,
391 		.input = {{
392 			.type = CX231XX_VMUX_COMPOSITE1,
393 			.vmux = CX231XX_VIN_2_1,
394 			.amux = CX231XX_AMUX_LINE_IN,
395 			.gpio = NULL,
396 		}, {
397 			.type = CX231XX_VMUX_SVIDEO,
398 			.vmux = CX231XX_VIN_1_1 |
399 				(CX231XX_VIN_1_2 << 8) |
400 				CX25840_SVIDEO_ON,
401 			.amux = CX231XX_AMUX_LINE_IN,
402 			.gpio = NULL,
403 		} },
404 	},
405 	[CX231XX_BOARD_KWORLD_UB430_USB_HYBRID] = {
406 		.name = "Kworld UB430 USB Hybrid",
407 		.tuner_type = TUNER_NXP_TDA18271,
408 		.tuner_addr = 0x60,
409 		.decoder = CX231XX_AVDECODER,
410 		.output_mode = OUT_MODE_VIP11,
411 		.demod_xfer_mode = 0,
412 		.ctl_pin_status_mask = 0xFFFFFFC4,
413 		.agc_analog_digital_select_gpio = 0x11,	/* According with PV cxPolaris.inf file */
414 		.tuner_sif_gpio = -1,
415 		.tuner_scl_gpio = -1,
416 		.tuner_sda_gpio = -1,
417 		.gpio_pin_status_mask = 0x4001000,
418 		.tuner_i2c_master = 2,
419 		.demod_i2c_master = 1,
420 		.ir_i2c_master = 2,
421 		.has_dvb = 1,
422 		.demod_addr = 0x10,
423 		.norm = V4L2_STD_PAL_M,
424 		.input = {{
425 			.type = CX231XX_VMUX_TELEVISION,
426 			.vmux = CX231XX_VIN_3_1,
427 			.amux = CX231XX_AMUX_VIDEO,
428 			.gpio = NULL,
429 		}, {
430 			.type = CX231XX_VMUX_COMPOSITE1,
431 			.vmux = CX231XX_VIN_2_1,
432 			.amux = CX231XX_AMUX_LINE_IN,
433 			.gpio = NULL,
434 		}, {
435 			.type = CX231XX_VMUX_SVIDEO,
436 			.vmux = CX231XX_VIN_1_1 |
437 				(CX231XX_VIN_1_2 << 8) |
438 				CX25840_SVIDEO_ON,
439 			.amux = CX231XX_AMUX_LINE_IN,
440 			.gpio = NULL,
441 		} },
442 	},
443 	[CX231XX_BOARD_PV_PLAYTV_USB_HYBRID] = {
444 		.name = "Pixelview PlayTV USB Hybrid",
445 		.tuner_type = TUNER_NXP_TDA18271,
446 		.tuner_addr = 0x60,
447 		.decoder = CX231XX_AVDECODER,
448 		.output_mode = OUT_MODE_VIP11,
449 		.demod_xfer_mode = 0,
450 		.ctl_pin_status_mask = 0xFFFFFFC4,
451 		.agc_analog_digital_select_gpio = 0x00,	/* According with PV cxPolaris.inf file */
452 		.tuner_sif_gpio = -1,
453 		.tuner_scl_gpio = -1,
454 		.tuner_sda_gpio = -1,
455 		.gpio_pin_status_mask = 0x4001000,
456 		.tuner_i2c_master = 2,
457 		.demod_i2c_master = 1,
458 		.ir_i2c_master = 2,
459 		.rc_map_name = RC_MAP_PIXELVIEW_002T,
460 		.has_dvb = 1,
461 		.demod_addr = 0x10,
462 		.norm = V4L2_STD_PAL_M,
463 		.input = {{
464 			.type = CX231XX_VMUX_TELEVISION,
465 			.vmux = CX231XX_VIN_3_1,
466 			.amux = CX231XX_AMUX_VIDEO,
467 			.gpio = NULL,
468 		}, {
469 			.type = CX231XX_VMUX_COMPOSITE1,
470 			.vmux = CX231XX_VIN_2_1,
471 			.amux = CX231XX_AMUX_LINE_IN,
472 			.gpio = NULL,
473 		}, {
474 			.type = CX231XX_VMUX_SVIDEO,
475 			.vmux = CX231XX_VIN_1_1 |
476 				(CX231XX_VIN_1_2 << 8) |
477 				CX25840_SVIDEO_ON,
478 			.amux = CX231XX_AMUX_LINE_IN,
479 			.gpio = NULL,
480 		} },
481 	},
482 	[CX231XX_BOARD_PV_XCAPTURE_USB] = {
483 		.name = "Pixelview Xcapture USB",
484 		.tuner_type = TUNER_ABSENT,
485 		.decoder = CX231XX_AVDECODER,
486 		.output_mode = OUT_MODE_VIP11,
487 		.demod_xfer_mode = 0,
488 		.ctl_pin_status_mask = 0xFFFFFFC4,
489 		.agc_analog_digital_select_gpio = 0x0c,
490 		.gpio_pin_status_mask = 0x4001000,
491 		.norm = V4L2_STD_NTSC,
492 		.no_alt_vanc = 1,
493 		.external_av = 1,
494 		.dont_use_port_3 = 1,
495 
496 		.input = {{
497 				.type = CX231XX_VMUX_COMPOSITE1,
498 				.vmux = CX231XX_VIN_2_1,
499 				.amux = CX231XX_AMUX_LINE_IN,
500 				.gpio = NULL,
501 			}, {
502 				.type = CX231XX_VMUX_SVIDEO,
503 				.vmux = CX231XX_VIN_1_1 |
504 					(CX231XX_VIN_1_2 << 8) |
505 					CX25840_SVIDEO_ON,
506 				.amux = CX231XX_AMUX_LINE_IN,
507 				.gpio = NULL,
508 			}
509 		},
510 	},
511 
512 	[CX231XX_BOARD_ICONBIT_U100] = {
513 		.name = "Iconbit Analog Stick U100 FM",
514 		.tuner_type = TUNER_ABSENT,
515 		.decoder = CX231XX_AVDECODER,
516 		.output_mode = OUT_MODE_VIP11,
517 		.demod_xfer_mode = 0,
518 		.ctl_pin_status_mask = 0xFFFFFFC4,
519 		.agc_analog_digital_select_gpio = 0x1C,
520 		.gpio_pin_status_mask = 0x4001000,
521 
522 		.input = {{
523 			.type = CX231XX_VMUX_COMPOSITE1,
524 			.vmux = CX231XX_VIN_2_1,
525 			.amux = CX231XX_AMUX_LINE_IN,
526 			.gpio = NULL,
527 		}, {
528 			.type = CX231XX_VMUX_SVIDEO,
529 			.vmux = CX231XX_VIN_1_1 |
530 				(CX231XX_VIN_1_2 << 8) |
531 				CX25840_SVIDEO_ON,
532 			.amux = CX231XX_AMUX_LINE_IN,
533 			.gpio = NULL,
534 		} },
535 	},
536 	[CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL] = {
537 		.name = "Hauppauge WinTV USB2 FM (PAL)",
538 		.tuner_type = TUNER_NXP_TDA18271,
539 		.tuner_addr = 0x60,
540 		.tuner_gpio = RDE250_XCV_TUNER,
541 		.tuner_sif_gpio = 0x05,
542 		.tuner_scl_gpio = 0x1a,
543 		.tuner_sda_gpio = 0x1b,
544 		.decoder = CX231XX_AVDECODER,
545 		.output_mode = OUT_MODE_VIP11,
546 		.ctl_pin_status_mask = 0xFFFFFFC4,
547 		.agc_analog_digital_select_gpio = 0x0c,
548 		.gpio_pin_status_mask = 0x4001000,
549 		.tuner_i2c_master = 1,
550 		.norm = V4L2_STD_PAL,
551 
552 		.input = {{
553 			.type = CX231XX_VMUX_TELEVISION,
554 			.vmux = CX231XX_VIN_3_1,
555 			.amux = CX231XX_AMUX_VIDEO,
556 			.gpio = NULL,
557 		}, {
558 			.type = CX231XX_VMUX_COMPOSITE1,
559 			.vmux = CX231XX_VIN_2_1,
560 			.amux = CX231XX_AMUX_LINE_IN,
561 			.gpio = NULL,
562 		}, {
563 			.type = CX231XX_VMUX_SVIDEO,
564 			.vmux = CX231XX_VIN_1_1 |
565 				(CX231XX_VIN_1_2 << 8) |
566 				CX25840_SVIDEO_ON,
567 			.amux = CX231XX_AMUX_LINE_IN,
568 			.gpio = NULL,
569 		} },
570 	},
571 	[CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC] = {
572 		.name = "Hauppauge WinTV USB2 FM (NTSC)",
573 		.tuner_type = TUNER_NXP_TDA18271,
574 		.tuner_addr = 0x60,
575 		.tuner_gpio = RDE250_XCV_TUNER,
576 		.tuner_sif_gpio = 0x05,
577 		.tuner_scl_gpio = 0x1a,
578 		.tuner_sda_gpio = 0x1b,
579 		.decoder = CX231XX_AVDECODER,
580 		.output_mode = OUT_MODE_VIP11,
581 		.ctl_pin_status_mask = 0xFFFFFFC4,
582 		.agc_analog_digital_select_gpio = 0x0c,
583 		.gpio_pin_status_mask = 0x4001000,
584 		.tuner_i2c_master = 1,
585 		.norm = V4L2_STD_NTSC,
586 
587 		.input = {{
588 			.type = CX231XX_VMUX_TELEVISION,
589 			.vmux = CX231XX_VIN_3_1,
590 			.amux = CX231XX_AMUX_VIDEO,
591 			.gpio = NULL,
592 		}, {
593 			.type = CX231XX_VMUX_COMPOSITE1,
594 			.vmux = CX231XX_VIN_2_1,
595 			.amux = CX231XX_AMUX_LINE_IN,
596 			.gpio = NULL,
597 		}, {
598 			.type = CX231XX_VMUX_SVIDEO,
599 			.vmux = CX231XX_VIN_1_1 |
600 				(CX231XX_VIN_1_2 << 8) |
601 				CX25840_SVIDEO_ON,
602 			.amux = CX231XX_AMUX_LINE_IN,
603 			.gpio = NULL,
604 		} },
605 	},
606 	[CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2] = {
607 		.name = "Elgato Video Capture V2",
608 		.tuner_type = TUNER_ABSENT,
609 		.decoder = CX231XX_AVDECODER,
610 		.output_mode = OUT_MODE_VIP11,
611 		.demod_xfer_mode = 0,
612 		.ctl_pin_status_mask = 0xFFFFFFC4,
613 		.agc_analog_digital_select_gpio = 0x0c,
614 		.gpio_pin_status_mask = 0x4001000,
615 		.norm = V4L2_STD_NTSC,
616 		.no_alt_vanc = 1,
617 		.external_av = 1,
618 		.dont_use_port_3 = 1,
619 		.input = {{
620 			.type = CX231XX_VMUX_COMPOSITE1,
621 			.vmux = CX231XX_VIN_2_1,
622 			.amux = CX231XX_AMUX_LINE_IN,
623 			.gpio = NULL,
624 		}, {
625 			.type = CX231XX_VMUX_SVIDEO,
626 			.vmux = CX231XX_VIN_1_1 |
627 				(CX231XX_VIN_1_2 << 8) |
628 				CX25840_SVIDEO_ON,
629 			.amux = CX231XX_AMUX_LINE_IN,
630 			.gpio = NULL,
631 		} },
632 	},
633 };
634 const unsigned int cx231xx_bcount = ARRAY_SIZE(cx231xx_boards);
635 
636 /* table of devices that work with this driver */
637 struct usb_device_id cx231xx_id_table[] = {
638 	{USB_DEVICE(0x0572, 0x5A3C),
639 	 .driver_info = CX231XX_BOARD_UNKNOWN},
640 	{USB_DEVICE(0x0572, 0x58A2),
641 	 .driver_info = CX231XX_BOARD_CNXT_CARRAERA},
642 	{USB_DEVICE(0x0572, 0x58A1),
643 	 .driver_info = CX231XX_BOARD_CNXT_SHELBY},
644 	{USB_DEVICE(0x0572, 0x58A4),
645 	 .driver_info = CX231XX_BOARD_CNXT_RDE_253S},
646 	{USB_DEVICE(0x0572, 0x58A5),
647 	 .driver_info = CX231XX_BOARD_CNXT_RDU_253S},
648 	{USB_DEVICE(0x0572, 0x58A6),
649 	 .driver_info = CX231XX_BOARD_CNXT_VIDEO_GRABBER},
650 	{USB_DEVICE(0x0572, 0x589E),
651 	 .driver_info = CX231XX_BOARD_CNXT_RDE_250},
652 	{USB_DEVICE(0x0572, 0x58A0),
653 	 .driver_info = CX231XX_BOARD_CNXT_RDU_250},
654 	{USB_DEVICE(0x2040, 0xb110),
655 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL},
656 	{USB_DEVICE(0x2040, 0xb111),
657 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC},
658 	{USB_DEVICE(0x2040, 0xb120),
659 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
660 	{USB_DEVICE(0x2040, 0xb140),
661 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
662 	{USB_DEVICE(0x2040, 0xc200),
663 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USBLIVE2},
664 	{USB_DEVICE_VER(USB_VID_PIXELVIEW, USB_PID_PIXELVIEW_SBTVD, 0x4000, 0x4001),
665 	 .driver_info = CX231XX_BOARD_PV_PLAYTV_USB_HYBRID},
666 	{USB_DEVICE(USB_VID_PIXELVIEW, 0x5014),
667 	 .driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
668 	{USB_DEVICE(0x1b80, 0xe424),
669 	 .driver_info = CX231XX_BOARD_KWORLD_UB430_USB_HYBRID},
670 	{USB_DEVICE(0x1f4d, 0x0237),
671 	 .driver_info = CX231XX_BOARD_ICONBIT_U100},
672 	{USB_DEVICE(0x0fd9, 0x0037),
673 	 .driver_info = CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2},
674 	{},
675 };
676 
677 MODULE_DEVICE_TABLE(usb, cx231xx_id_table);
678 
679 /* cx231xx_tuner_callback
680  * will be used to reset XC5000 tuner using GPIO pin
681  */
682 
683 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg)
684 {
685 	int rc = 0;
686 	struct cx231xx *dev = ptr;
687 
688 	if (dev->tuner_type == TUNER_XC5000) {
689 		if (command == XC5000_TUNER_RESET) {
690 			cx231xx_info
691 				("Tuner CB: RESET: cmd %d : tuner type %d \n",
692 				 command, dev->tuner_type);
693 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
694 					       1);
695 			msleep(10);
696 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
697 					       0);
698 			msleep(330);
699 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
700 					       1);
701 			msleep(10);
702 		}
703 	} else if (dev->tuner_type == TUNER_NXP_TDA18271) {
704 		switch (command) {
705 		case TDA18271_CALLBACK_CMD_AGC_ENABLE:
706 			if (dev->model == CX231XX_BOARD_PV_PLAYTV_USB_HYBRID)
707 				rc = cx231xx_set_agc_analog_digital_mux_select(dev, arg);
708 			break;
709 		default:
710 			rc = -EINVAL;
711 			break;
712 		}
713 	}
714 	return rc;
715 }
716 EXPORT_SYMBOL_GPL(cx231xx_tuner_callback);
717 
718 static void cx231xx_reset_out(struct cx231xx *dev)
719 {
720 	cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
721 	msleep(200);
722 	cx231xx_set_gpio_value(dev, CX23417_RESET, 0);
723 	msleep(200);
724 	cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
725 }
726 
727 static void cx231xx_enable_OSC(struct cx231xx *dev)
728 {
729 	cx231xx_set_gpio_value(dev, CX23417_OSC_EN, 1);
730 }
731 
732 static void cx231xx_sleep_s5h1432(struct cx231xx *dev)
733 {
734 	cx231xx_set_gpio_value(dev, SLEEP_S5H1432, 0);
735 }
736 
737 static inline void cx231xx_set_model(struct cx231xx *dev)
738 {
739 	dev->board = cx231xx_boards[dev->model];
740 }
741 
742 /* Since cx231xx_pre_card_setup() requires a proper dev->model,
743  * this won't work for boards with generic PCI IDs
744  */
745 void cx231xx_pre_card_setup(struct cx231xx *dev)
746 {
747 
748 	cx231xx_set_model(dev);
749 
750 	cx231xx_info("Identified as %s (card=%d)\n",
751 		     dev->board.name, dev->model);
752 
753 	/* set the direction for GPIO pins */
754 	if (dev->board.tuner_gpio) {
755 		cx231xx_set_gpio_direction(dev, dev->board.tuner_gpio->bit, 1);
756 		cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit, 1);
757 	}
758 	if (dev->board.tuner_sif_gpio >= 0)
759 		cx231xx_set_gpio_direction(dev, dev->board.tuner_sif_gpio, 1);
760 
761 	/* request some modules if any required */
762 
763 	/* set the mode to Analog mode initially */
764 	cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
765 
766 	/* Unlock device */
767 	/* cx231xx_set_mode(dev, CX231XX_SUSPEND); */
768 
769 }
770 
771 static void cx231xx_config_tuner(struct cx231xx *dev)
772 {
773 	struct tuner_setup tun_setup;
774 	struct v4l2_frequency f;
775 
776 	if (dev->tuner_type == TUNER_ABSENT)
777 		return;
778 
779 	tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
780 	tun_setup.type = dev->tuner_type;
781 	tun_setup.addr = dev->tuner_addr;
782 	tun_setup.tuner_callback = cx231xx_tuner_callback;
783 
784 	tuner_call(dev, tuner, s_type_addr, &tun_setup);
785 
786 #if 0
787 	if (tun_setup.type == TUNER_XC5000) {
788 		static struct xc2028_ctrl ctrl = {
789 			.fname = XC5000_DEFAULT_FIRMWARE,
790 			.max_len = 64,
791 			.demod = 0;
792 		};
793 		struct v4l2_priv_tun_config cfg = {
794 			.tuner = dev->tuner_type,
795 			.priv = &ctrl,
796 		};
797 		tuner_call(dev, tuner, s_config, &cfg);
798 	}
799 #endif
800 	/* configure tuner */
801 	f.tuner = 0;
802 	f.type = V4L2_TUNER_ANALOG_TV;
803 	f.frequency = 9076;	/* just a magic number */
804 	dev->ctl_freq = f.frequency;
805 	call_all(dev, tuner, s_frequency, &f);
806 
807 }
808 
809 void cx231xx_card_setup(struct cx231xx *dev)
810 {
811 
812 	cx231xx_set_model(dev);
813 
814 	dev->tuner_type = cx231xx_boards[dev->model].tuner_type;
815 	if (cx231xx_boards[dev->model].tuner_addr)
816 		dev->tuner_addr = cx231xx_boards[dev->model].tuner_addr;
817 
818 	/* request some modules */
819 	if (dev->board.decoder == CX231XX_AVDECODER) {
820 		dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
821 					&dev->i2c_bus[0].i2c_adap,
822 					"cx25840", 0x88 >> 1, NULL);
823 		if (dev->sd_cx25840 == NULL)
824 			cx231xx_info("cx25840 subdev registration failure\n");
825 		cx25840_call(dev, core, load_fw);
826 
827 	}
828 
829 	/* Initialize the tuner */
830 	if (dev->board.tuner_type != TUNER_ABSENT) {
831 		dev->sd_tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev,
832 						    &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
833 						    "tuner",
834 						    dev->tuner_addr, NULL);
835 		if (dev->sd_tuner == NULL)
836 			cx231xx_info("tuner subdev registration failure\n");
837 		else
838 			cx231xx_config_tuner(dev);
839 	}
840 }
841 
842 /*
843  * cx231xx_config()
844  * inits registers with sane defaults
845  */
846 int cx231xx_config(struct cx231xx *dev)
847 {
848 	/* TBD need to add cx231xx specific code */
849 	dev->mute = 1;		/* maybe not the right place... */
850 	dev->volume = 0x1f;
851 
852 	return 0;
853 }
854 
855 /*
856  * cx231xx_config_i2c()
857  * configure i2c attached devices
858  */
859 void cx231xx_config_i2c(struct cx231xx *dev)
860 {
861 	/* u32 input = INPUT(dev->video_input)->vmux; */
862 
863 	call_all(dev, video, s_stream, 1);
864 }
865 
866 /*
867  * cx231xx_realease_resources()
868  * unregisters the v4l2,i2c and usb devices
869  * called when the device gets disconected or at module unload
870 */
871 void cx231xx_release_resources(struct cx231xx *dev)
872 {
873 	cx231xx_release_analog_resources(dev);
874 
875 	cx231xx_remove_from_devlist(dev);
876 
877 	cx231xx_ir_exit(dev);
878 
879 	/* Release I2C buses */
880 	cx231xx_dev_uninit(dev);
881 
882 	/* delete v4l2 device */
883 	v4l2_device_unregister(&dev->v4l2_dev);
884 
885 	usb_put_dev(dev->udev);
886 
887 	/* Mark device as unused */
888 	clear_bit(dev->devno, &cx231xx_devused);
889 
890 	kfree(dev->video_mode.alt_max_pkt_size);
891 	kfree(dev->vbi_mode.alt_max_pkt_size);
892 	kfree(dev->sliced_cc_mode.alt_max_pkt_size);
893 	kfree(dev->ts1_mode.alt_max_pkt_size);
894 	kfree(dev);
895 }
896 
897 /*
898  * cx231xx_init_dev()
899  * allocates and inits the device structs, registers i2c bus and v4l device
900  */
901 static int cx231xx_init_dev(struct cx231xx *dev, struct usb_device *udev,
902 			    int minor)
903 {
904 	int retval = -ENOMEM;
905 	int errCode;
906 	unsigned int maxh, maxw;
907 
908 	dev->udev = udev;
909 	mutex_init(&dev->lock);
910 	mutex_init(&dev->ctrl_urb_lock);
911 	mutex_init(&dev->gpio_i2c_lock);
912 	mutex_init(&dev->i2c_lock);
913 
914 	spin_lock_init(&dev->video_mode.slock);
915 	spin_lock_init(&dev->vbi_mode.slock);
916 	spin_lock_init(&dev->sliced_cc_mode.slock);
917 
918 	init_waitqueue_head(&dev->open);
919 	init_waitqueue_head(&dev->wait_frame);
920 	init_waitqueue_head(&dev->wait_stream);
921 
922 	dev->cx231xx_read_ctrl_reg = cx231xx_read_ctrl_reg;
923 	dev->cx231xx_write_ctrl_reg = cx231xx_write_ctrl_reg;
924 	dev->cx231xx_send_usb_command = cx231xx_send_usb_command;
925 	dev->cx231xx_gpio_i2c_read = cx231xx_gpio_i2c_read;
926 	dev->cx231xx_gpio_i2c_write = cx231xx_gpio_i2c_write;
927 
928 	/* Query cx231xx to find what pcb config it is related to */
929 	initialize_cx231xx(dev);
930 
931 	/*To workaround error number=-71 on EP0 for VideoGrabber,
932 		 need set alt here.*/
933 	if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER ||
934 	    dev->model == CX231XX_BOARD_HAUPPAUGE_USBLIVE2) {
935 		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
936 		cx231xx_set_alt_setting(dev, INDEX_VANC, 1);
937 	}
938 	/* Cx231xx pre card setup */
939 	cx231xx_pre_card_setup(dev);
940 
941 	errCode = cx231xx_config(dev);
942 	if (errCode) {
943 		cx231xx_errdev("error configuring device\n");
944 		return -ENOMEM;
945 	}
946 
947 	/* set default norm */
948 	dev->norm = dev->board.norm;
949 
950 	/* register i2c bus */
951 	errCode = cx231xx_dev_init(dev);
952 	if (errCode < 0) {
953 		cx231xx_dev_uninit(dev);
954 		cx231xx_errdev("%s: cx231xx_i2c_register - errCode [%d]!\n",
955 			       __func__, errCode);
956 		return errCode;
957 	}
958 
959 	/* Do board specific init */
960 	cx231xx_card_setup(dev);
961 
962 	/* configure the device */
963 	cx231xx_config_i2c(dev);
964 
965 	maxw = norm_maxw(dev);
966 	maxh = norm_maxh(dev);
967 
968 	/* set default image size */
969 	dev->width = maxw;
970 	dev->height = maxh;
971 	dev->interlaced = 0;
972 	dev->video_input = 0;
973 
974 	errCode = cx231xx_config(dev);
975 	if (errCode < 0) {
976 		cx231xx_errdev("%s: cx231xx_config - errCode [%d]!\n",
977 			       __func__, errCode);
978 		return errCode;
979 	}
980 
981 	/* init video dma queues */
982 	INIT_LIST_HEAD(&dev->video_mode.vidq.active);
983 	INIT_LIST_HEAD(&dev->video_mode.vidq.queued);
984 
985 	/* init vbi dma queues */
986 	INIT_LIST_HEAD(&dev->vbi_mode.vidq.active);
987 	INIT_LIST_HEAD(&dev->vbi_mode.vidq.queued);
988 
989 	/* Reset other chips required if they are tied up with GPIO pins */
990 	cx231xx_add_into_devlist(dev);
991 
992 	if (dev->board.has_417) {
993 		printk(KERN_INFO "attach 417 %d\n", dev->model);
994 		if (cx231xx_417_register(dev) < 0) {
995 			printk(KERN_ERR
996 				"%s() Failed to register 417 on VID_B\n",
997 			       __func__);
998 		}
999 	}
1000 
1001 	retval = cx231xx_register_analog_devices(dev);
1002 	if (retval < 0) {
1003 		cx231xx_release_resources(dev);
1004 		return retval;
1005 	}
1006 
1007 	cx231xx_ir_init(dev);
1008 
1009 	cx231xx_init_extension(dev);
1010 
1011 	return 0;
1012 }
1013 
1014 #if defined(CONFIG_MODULES) && defined(MODULE)
1015 static void request_module_async(struct work_struct *work)
1016 {
1017 	struct cx231xx *dev = container_of(work,
1018 					   struct cx231xx, request_module_wk);
1019 
1020 	if (dev->has_alsa_audio)
1021 		request_module("cx231xx-alsa");
1022 
1023 	if (dev->board.has_dvb)
1024 		request_module("cx231xx-dvb");
1025 
1026 }
1027 
1028 static void request_modules(struct cx231xx *dev)
1029 {
1030 	INIT_WORK(&dev->request_module_wk, request_module_async);
1031 	schedule_work(&dev->request_module_wk);
1032 }
1033 
1034 static void flush_request_modules(struct cx231xx *dev)
1035 {
1036 	flush_work(&dev->request_module_wk);
1037 }
1038 #else
1039 #define request_modules(dev)
1040 #define flush_request_modules(dev)
1041 #endif /* CONFIG_MODULES */
1042 
1043 /*
1044  * cx231xx_usb_probe()
1045  * checks for supported devices
1046  */
1047 static int cx231xx_usb_probe(struct usb_interface *interface,
1048 			     const struct usb_device_id *id)
1049 {
1050 	struct usb_device *udev;
1051 	struct usb_interface *uif;
1052 	struct cx231xx *dev = NULL;
1053 	int retval = -ENODEV;
1054 	int nr = 0, ifnum;
1055 	int i, isoc_pipe = 0;
1056 	char *speed;
1057 	struct usb_interface_assoc_descriptor *assoc_desc;
1058 
1059 	udev = usb_get_dev(interface_to_usbdev(interface));
1060 	ifnum = interface->altsetting[0].desc.bInterfaceNumber;
1061 
1062 	/*
1063 	 * Interface number 0 - IR interface (handled by mceusb driver)
1064 	 * Interface number 1 - AV interface (handled by this driver)
1065 	 */
1066 	if (ifnum != 1)
1067 		return -ENODEV;
1068 
1069 	/* Check to see next free device and mark as used */
1070 	do {
1071 		nr = find_first_zero_bit(&cx231xx_devused, CX231XX_MAXBOARDS);
1072 		if (nr >= CX231XX_MAXBOARDS) {
1073 			/* No free device slots */
1074 			cx231xx_err(DRIVER_NAME ": Supports only %i devices.\n",
1075 					CX231XX_MAXBOARDS);
1076 			return -ENOMEM;
1077 		}
1078 	} while (test_and_set_bit(nr, &cx231xx_devused));
1079 
1080 	/* allocate memory for our device state and initialize it */
1081 	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
1082 	if (dev == NULL) {
1083 		cx231xx_err(DRIVER_NAME ": out of memory!\n");
1084 		clear_bit(nr, &cx231xx_devused);
1085 		return -ENOMEM;
1086 	}
1087 
1088 	snprintf(dev->name, 29, "cx231xx #%d", nr);
1089 	dev->devno = nr;
1090 	dev->model = id->driver_info;
1091 	dev->video_mode.alt = -1;
1092 
1093 	dev->interface_count++;
1094 	/* reset gpio dir and value */
1095 	dev->gpio_dir = 0;
1096 	dev->gpio_val = 0;
1097 	dev->xc_fw_load_done = 0;
1098 	dev->has_alsa_audio = 1;
1099 	dev->power_mode = -1;
1100 	atomic_set(&dev->devlist_count, 0);
1101 
1102 	/* 0 - vbi ; 1 -sliced cc mode */
1103 	dev->vbi_or_sliced_cc_mode = 0;
1104 
1105 	/* get maximum no.of IAD interfaces */
1106 	assoc_desc = udev->actconfig->intf_assoc[0];
1107 	dev->max_iad_interface_count = assoc_desc->bInterfaceCount;
1108 
1109 	/* init CIR module TBD */
1110 
1111 	/*mode_tv: digital=1 or analog=0*/
1112 	dev->mode_tv = 0;
1113 
1114 	dev->USE_ISO = transfer_mode;
1115 
1116 	switch (udev->speed) {
1117 	case USB_SPEED_LOW:
1118 		speed = "1.5";
1119 		break;
1120 	case USB_SPEED_UNKNOWN:
1121 	case USB_SPEED_FULL:
1122 		speed = "12";
1123 		break;
1124 	case USB_SPEED_HIGH:
1125 		speed = "480";
1126 		break;
1127 	default:
1128 		speed = "unknown";
1129 	}
1130 
1131 	cx231xx_info("New device %s %s @ %s Mbps "
1132 	     "(%04x:%04x) with %d interfaces\n",
1133 	     udev->manufacturer ? udev->manufacturer : "",
1134 	     udev->product ? udev->product : "",
1135 	     speed,
1136 	     le16_to_cpu(udev->descriptor.idVendor),
1137 	     le16_to_cpu(udev->descriptor.idProduct),
1138 	     dev->max_iad_interface_count);
1139 
1140 	/* increment interface count */
1141 	dev->interface_count++;
1142 
1143 	/* get device number */
1144 	nr = dev->devno;
1145 
1146 	assoc_desc = udev->actconfig->intf_assoc[0];
1147 	if (assoc_desc->bFirstInterface != ifnum) {
1148 		cx231xx_err(DRIVER_NAME ": Not found "
1149 			    "matching IAD interface\n");
1150 		clear_bit(dev->devno, &cx231xx_devused);
1151 		kfree(dev);
1152 		dev = NULL;
1153 		return -ENODEV;
1154 	}
1155 
1156 	cx231xx_info("registering interface %d\n", ifnum);
1157 
1158 	/* save our data pointer in this interface device */
1159 	usb_set_intfdata(interface, dev);
1160 
1161 	/*
1162 	 * AV device initialization - only done at the last interface
1163 	 */
1164 
1165 	/* Create v4l2 device */
1166 	retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev);
1167 	if (retval) {
1168 		cx231xx_errdev("v4l2_device_register failed\n");
1169 		clear_bit(dev->devno, &cx231xx_devused);
1170 		kfree(dev);
1171 		dev = NULL;
1172 		return -EIO;
1173 	}
1174 	/* allocate device struct */
1175 	retval = cx231xx_init_dev(dev, udev, nr);
1176 	if (retval) {
1177 		clear_bit(dev->devno, &cx231xx_devused);
1178 		v4l2_device_unregister(&dev->v4l2_dev);
1179 		kfree(dev);
1180 		dev = NULL;
1181 		usb_set_intfdata(interface, NULL);
1182 
1183 		return retval;
1184 	}
1185 
1186 	/* compute alternate max packet sizes for video */
1187 	uif = udev->actconfig->interface[dev->current_pcb_config.
1188 		       hs_config_info[0].interface_info.video_index + 1];
1189 
1190 	dev->video_mode.end_point_addr = le16_to_cpu(uif->altsetting[0].
1191 			endpoint[isoc_pipe].desc.bEndpointAddress);
1192 
1193 	dev->video_mode.num_alt = uif->num_altsetting;
1194 	cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1195 		     dev->video_mode.end_point_addr,
1196 		     dev->video_mode.num_alt);
1197 	dev->video_mode.alt_max_pkt_size =
1198 		kmalloc(32 * dev->video_mode.num_alt, GFP_KERNEL);
1199 
1200 	if (dev->video_mode.alt_max_pkt_size == NULL) {
1201 		cx231xx_errdev("out of memory!\n");
1202 		clear_bit(dev->devno, &cx231xx_devused);
1203 		v4l2_device_unregister(&dev->v4l2_dev);
1204 		kfree(dev);
1205 		dev = NULL;
1206 		return -ENOMEM;
1207 	}
1208 
1209 	for (i = 0; i < dev->video_mode.num_alt; i++) {
1210 		u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1211 				desc.wMaxPacketSize);
1212 		dev->video_mode.alt_max_pkt_size[i] =
1213 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1214 		cx231xx_info("Alternate setting %i, max size= %i\n", i,
1215 			     dev->video_mode.alt_max_pkt_size[i]);
1216 	}
1217 
1218 	/* compute alternate max packet sizes for vbi */
1219 	uif = udev->actconfig->interface[dev->current_pcb_config.
1220 				       hs_config_info[0].interface_info.
1221 				       vanc_index + 1];
1222 
1223 	dev->vbi_mode.end_point_addr =
1224 	    le16_to_cpu(uif->altsetting[0].endpoint[isoc_pipe].desc.
1225 			bEndpointAddress);
1226 
1227 	dev->vbi_mode.num_alt = uif->num_altsetting;
1228 	cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1229 		     dev->vbi_mode.end_point_addr,
1230 		     dev->vbi_mode.num_alt);
1231 	dev->vbi_mode.alt_max_pkt_size =
1232 	    kmalloc(32 * dev->vbi_mode.num_alt, GFP_KERNEL);
1233 
1234 	if (dev->vbi_mode.alt_max_pkt_size == NULL) {
1235 		cx231xx_errdev("out of memory!\n");
1236 		clear_bit(dev->devno, &cx231xx_devused);
1237 		v4l2_device_unregister(&dev->v4l2_dev);
1238 		kfree(dev);
1239 		dev = NULL;
1240 		return -ENOMEM;
1241 	}
1242 
1243 	for (i = 0; i < dev->vbi_mode.num_alt; i++) {
1244 		u16 tmp =
1245 		    le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1246 				desc.wMaxPacketSize);
1247 		dev->vbi_mode.alt_max_pkt_size[i] =
1248 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1249 		cx231xx_info("Alternate setting %i, max size= %i\n", i,
1250 			     dev->vbi_mode.alt_max_pkt_size[i]);
1251 	}
1252 
1253 	/* compute alternate max packet sizes for sliced CC */
1254 	uif = udev->actconfig->interface[dev->current_pcb_config.
1255 				       hs_config_info[0].interface_info.
1256 				       hanc_index + 1];
1257 
1258 	dev->sliced_cc_mode.end_point_addr =
1259 	    le16_to_cpu(uif->altsetting[0].endpoint[isoc_pipe].desc.
1260 			bEndpointAddress);
1261 
1262 	dev->sliced_cc_mode.num_alt = uif->num_altsetting;
1263 	cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1264 		     dev->sliced_cc_mode.end_point_addr,
1265 		     dev->sliced_cc_mode.num_alt);
1266 	dev->sliced_cc_mode.alt_max_pkt_size =
1267 		kmalloc(32 * dev->sliced_cc_mode.num_alt, GFP_KERNEL);
1268 
1269 	if (dev->sliced_cc_mode.alt_max_pkt_size == NULL) {
1270 		cx231xx_errdev("out of memory!\n");
1271 		clear_bit(dev->devno, &cx231xx_devused);
1272 		v4l2_device_unregister(&dev->v4l2_dev);
1273 		kfree(dev);
1274 		dev = NULL;
1275 		return -ENOMEM;
1276 	}
1277 
1278 	for (i = 0; i < dev->sliced_cc_mode.num_alt; i++) {
1279 		u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1280 				desc.wMaxPacketSize);
1281 		dev->sliced_cc_mode.alt_max_pkt_size[i] =
1282 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1283 		cx231xx_info("Alternate setting %i, max size= %i\n", i,
1284 			     dev->sliced_cc_mode.alt_max_pkt_size[i]);
1285 	}
1286 
1287 	if (dev->current_pcb_config.ts1_source != 0xff) {
1288 		/* compute alternate max packet sizes for TS1 */
1289 		uif = udev->actconfig->interface[dev->current_pcb_config.
1290 					       hs_config_info[0].
1291 					       interface_info.
1292 					       ts1_index + 1];
1293 
1294 		dev->ts1_mode.end_point_addr =
1295 		    le16_to_cpu(uif->altsetting[0].endpoint[isoc_pipe].
1296 				desc.bEndpointAddress);
1297 
1298 		dev->ts1_mode.num_alt = uif->num_altsetting;
1299 		cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1300 			     dev->ts1_mode.end_point_addr,
1301 			     dev->ts1_mode.num_alt);
1302 		dev->ts1_mode.alt_max_pkt_size =
1303 			kmalloc(32 * dev->ts1_mode.num_alt, GFP_KERNEL);
1304 
1305 		if (dev->ts1_mode.alt_max_pkt_size == NULL) {
1306 			cx231xx_errdev("out of memory!\n");
1307 			clear_bit(dev->devno, &cx231xx_devused);
1308 			v4l2_device_unregister(&dev->v4l2_dev);
1309 			kfree(dev);
1310 			dev = NULL;
1311 			return -ENOMEM;
1312 		}
1313 
1314 		for (i = 0; i < dev->ts1_mode.num_alt; i++) {
1315 			u16 tmp = le16_to_cpu(uif->altsetting[i].
1316 						endpoint[isoc_pipe].desc.
1317 						wMaxPacketSize);
1318 			dev->ts1_mode.alt_max_pkt_size[i] =
1319 			    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1320 			cx231xx_info("Alternate setting %i, max size= %i\n", i,
1321 				     dev->ts1_mode.alt_max_pkt_size[i]);
1322 		}
1323 	}
1324 
1325 	if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER) {
1326 		cx231xx_enable_OSC(dev);
1327 		cx231xx_reset_out(dev);
1328 		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1329 	}
1330 
1331 	if (dev->model == CX231XX_BOARD_CNXT_RDE_253S)
1332 		cx231xx_sleep_s5h1432(dev);
1333 
1334 	/* load other modules required */
1335 	request_modules(dev);
1336 
1337 	return 0;
1338 }
1339 
1340 /*
1341  * cx231xx_usb_disconnect()
1342  * called when the device gets diconencted
1343  * video device will be unregistered on v4l2_close in case it is still open
1344  */
1345 static void cx231xx_usb_disconnect(struct usb_interface *interface)
1346 {
1347 	struct cx231xx *dev;
1348 
1349 	dev = usb_get_intfdata(interface);
1350 	usb_set_intfdata(interface, NULL);
1351 
1352 	if (!dev)
1353 		return;
1354 
1355 	if (!dev->udev)
1356 		return;
1357 
1358 	dev->state |= DEV_DISCONNECTED;
1359 
1360 	flush_request_modules(dev);
1361 
1362 	/* wait until all current v4l2 io is finished then deallocate
1363 	   resources */
1364 	mutex_lock(&dev->lock);
1365 
1366 	wake_up_interruptible_all(&dev->open);
1367 
1368 	if (dev->users) {
1369 		cx231xx_warn
1370 		    ("device %s is open! Deregistration and memory "
1371 		     "deallocation are deferred on close.\n",
1372 		     video_device_node_name(dev->vdev));
1373 
1374 		/* Even having users, it is safe to remove the RC i2c driver */
1375 		cx231xx_ir_exit(dev);
1376 
1377 		if (dev->USE_ISO)
1378 			cx231xx_uninit_isoc(dev);
1379 		else
1380 			cx231xx_uninit_bulk(dev);
1381 		wake_up_interruptible(&dev->wait_frame);
1382 		wake_up_interruptible(&dev->wait_stream);
1383 	} else {
1384 	}
1385 
1386 	cx231xx_close_extension(dev);
1387 
1388 	mutex_unlock(&dev->lock);
1389 
1390 	if (!dev->users)
1391 		cx231xx_release_resources(dev);
1392 }
1393 
1394 static struct usb_driver cx231xx_usb_driver = {
1395 	.name = "cx231xx",
1396 	.probe = cx231xx_usb_probe,
1397 	.disconnect = cx231xx_usb_disconnect,
1398 	.id_table = cx231xx_id_table,
1399 };
1400 
1401 module_usb_driver(cx231xx_usb_driver);
1402