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 "cx231xx.h"
24 #include <linux/init.h>
25 #include <linux/module.h>
26 #include <linux/slab.h>
27 #include <linux/delay.h>
28 #include <linux/i2c.h>
29 #include <media/tuner.h>
30 #include <media/tveeprom.h>
31 #include <media/v4l2-common.h>
32 
33 #include <media/drv-intf/cx25840.h>
34 #include "dvb-usb-ids.h"
35 #include "xc5000.h"
36 #include "tda18271.h"
37 
38 
39 static int tuner = -1;
40 module_param(tuner, int, 0444);
41 MODULE_PARM_DESC(tuner, "tuner type");
42 
43 static int transfer_mode = 1;
44 module_param(transfer_mode, int, 0444);
45 MODULE_PARM_DESC(transfer_mode, "transfer mode (1-ISO or 0-BULK)");
46 
47 static unsigned int disable_ir;
48 module_param(disable_ir, int, 0444);
49 MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
50 
51 /* Bitmask marking allocated devices from 0 to CX231XX_MAXBOARDS */
52 static unsigned long cx231xx_devused;
53 
54 /*
55  *  Reset sequences for analog/digital modes
56  */
57 
58 static struct cx231xx_reg_seq RDE250_XCV_TUNER[] = {
59 	{0x03, 0x01, 10},
60 	{0x03, 0x00, 30},
61 	{0x03, 0x01, 10},
62 	{-1, -1, -1},
63 };
64 
65 /*
66  *  Board definitions
67  */
68 struct cx231xx_board cx231xx_boards[] = {
69 	[CX231XX_BOARD_UNKNOWN] = {
70 		.name = "Unknown CX231xx video grabber",
71 		.tuner_type = TUNER_ABSENT,
72 		.input = {{
73 				.type = CX231XX_VMUX_TELEVISION,
74 				.vmux = CX231XX_VIN_3_1,
75 				.amux = CX231XX_AMUX_VIDEO,
76 				.gpio = NULL,
77 			}, {
78 				.type = CX231XX_VMUX_COMPOSITE1,
79 				.vmux = CX231XX_VIN_2_1,
80 				.amux = CX231XX_AMUX_LINE_IN,
81 				.gpio = NULL,
82 			}, {
83 				.type = CX231XX_VMUX_SVIDEO,
84 				.vmux = CX231XX_VIN_1_1 |
85 					(CX231XX_VIN_1_2 << 8) |
86 					CX25840_SVIDEO_ON,
87 				.amux = CX231XX_AMUX_LINE_IN,
88 				.gpio = NULL,
89 			}
90 		},
91 	},
92 	[CX231XX_BOARD_CNXT_CARRAERA] = {
93 		.name = "Conexant Hybrid TV - CARRAERA",
94 		.tuner_type = TUNER_XC5000,
95 		.tuner_addr = 0x61,
96 		.tuner_gpio = RDE250_XCV_TUNER,
97 		.tuner_sif_gpio = 0x05,
98 		.tuner_scl_gpio = 0x1a,
99 		.tuner_sda_gpio = 0x1b,
100 		.decoder = CX231XX_AVDECODER,
101 		.output_mode = OUT_MODE_VIP11,
102 		.demod_xfer_mode = 0,
103 		.ctl_pin_status_mask = 0xFFFFFFC4,
104 		.agc_analog_digital_select_gpio = 0x0c,
105 		.gpio_pin_status_mask = 0x4001000,
106 		.tuner_i2c_master = I2C_1_MUX_3,
107 		.demod_i2c_master = I2C_2,
108 		.has_dvb = 1,
109 		.demod_addr = 0x02,
110 		.norm = V4L2_STD_PAL,
111 
112 		.input = {{
113 				.type = CX231XX_VMUX_TELEVISION,
114 				.vmux = CX231XX_VIN_3_1,
115 				.amux = CX231XX_AMUX_VIDEO,
116 				.gpio = NULL,
117 			}, {
118 				.type = CX231XX_VMUX_COMPOSITE1,
119 				.vmux = CX231XX_VIN_2_1,
120 				.amux = CX231XX_AMUX_LINE_IN,
121 				.gpio = NULL,
122 			}, {
123 				.type = CX231XX_VMUX_SVIDEO,
124 				.vmux = CX231XX_VIN_1_1 |
125 					(CX231XX_VIN_1_2 << 8) |
126 					CX25840_SVIDEO_ON,
127 				.amux = CX231XX_AMUX_LINE_IN,
128 				.gpio = NULL,
129 			}
130 		},
131 	},
132 	[CX231XX_BOARD_CNXT_SHELBY] = {
133 		.name = "Conexant Hybrid TV - SHELBY",
134 		.tuner_type = TUNER_XC5000,
135 		.tuner_addr = 0x61,
136 		.tuner_gpio = RDE250_XCV_TUNER,
137 		.tuner_sif_gpio = 0x05,
138 		.tuner_scl_gpio = 0x1a,
139 		.tuner_sda_gpio = 0x1b,
140 		.decoder = CX231XX_AVDECODER,
141 		.output_mode = OUT_MODE_VIP11,
142 		.demod_xfer_mode = 0,
143 		.ctl_pin_status_mask = 0xFFFFFFC4,
144 		.agc_analog_digital_select_gpio = 0x0c,
145 		.gpio_pin_status_mask = 0x4001000,
146 		.tuner_i2c_master = I2C_1_MUX_3,
147 		.demod_i2c_master = I2C_2,
148 		.has_dvb = 1,
149 		.demod_addr = 0x32,
150 		.norm = V4L2_STD_NTSC,
151 
152 		.input = {{
153 				.type = CX231XX_VMUX_TELEVISION,
154 				.vmux = CX231XX_VIN_3_1,
155 				.amux = CX231XX_AMUX_VIDEO,
156 				.gpio = NULL,
157 			}, {
158 				.type = CX231XX_VMUX_COMPOSITE1,
159 				.vmux = CX231XX_VIN_2_1,
160 				.amux = CX231XX_AMUX_LINE_IN,
161 				.gpio = NULL,
162 			}, {
163 				.type = CX231XX_VMUX_SVIDEO,
164 				.vmux = CX231XX_VIN_1_1 |
165 					(CX231XX_VIN_1_2 << 8) |
166 					CX25840_SVIDEO_ON,
167 				.amux = CX231XX_AMUX_LINE_IN,
168 				.gpio = NULL,
169 			}
170 		},
171 	},
172 	[CX231XX_BOARD_CNXT_RDE_253S] = {
173 		.name = "Conexant Hybrid TV - RDE253S",
174 		.tuner_type = TUNER_NXP_TDA18271,
175 		.tuner_addr = 0x60,
176 		.tuner_gpio = RDE250_XCV_TUNER,
177 		.tuner_sif_gpio = 0x05,
178 		.tuner_scl_gpio = 0x1a,
179 		.tuner_sda_gpio = 0x1b,
180 		.decoder = CX231XX_AVDECODER,
181 		.output_mode = OUT_MODE_VIP11,
182 		.demod_xfer_mode = 0,
183 		.ctl_pin_status_mask = 0xFFFFFFC4,
184 		.agc_analog_digital_select_gpio = 0x1c,
185 		.gpio_pin_status_mask = 0x4001000,
186 		.tuner_i2c_master = I2C_1_MUX_3,
187 		.demod_i2c_master = I2C_2,
188 		.has_dvb = 1,
189 		.demod_addr = 0x02,
190 		.norm = V4L2_STD_PAL,
191 
192 		.input = {{
193 				.type = CX231XX_VMUX_TELEVISION,
194 				.vmux = CX231XX_VIN_3_1,
195 				.amux = CX231XX_AMUX_VIDEO,
196 				.gpio = NULL,
197 			}, {
198 				.type = CX231XX_VMUX_COMPOSITE1,
199 				.vmux = CX231XX_VIN_2_1,
200 				.amux = CX231XX_AMUX_LINE_IN,
201 				.gpio = NULL,
202 			}, {
203 				.type = CX231XX_VMUX_SVIDEO,
204 				.vmux = CX231XX_VIN_1_1 |
205 					(CX231XX_VIN_1_2 << 8) |
206 					CX25840_SVIDEO_ON,
207 				.amux = CX231XX_AMUX_LINE_IN,
208 				.gpio = NULL,
209 			}
210 		},
211 	},
212 
213 	[CX231XX_BOARD_CNXT_RDU_253S] = {
214 		.name = "Conexant Hybrid TV - RDU253S",
215 		.tuner_type = TUNER_NXP_TDA18271,
216 		.tuner_addr = 0x60,
217 		.tuner_gpio = RDE250_XCV_TUNER,
218 		.tuner_sif_gpio = 0x05,
219 		.tuner_scl_gpio = 0x1a,
220 		.tuner_sda_gpio = 0x1b,
221 		.decoder = CX231XX_AVDECODER,
222 		.output_mode = OUT_MODE_VIP11,
223 		.demod_xfer_mode = 0,
224 		.ctl_pin_status_mask = 0xFFFFFFC4,
225 		.agc_analog_digital_select_gpio = 0x1c,
226 		.gpio_pin_status_mask = 0x4001000,
227 		.tuner_i2c_master = I2C_1_MUX_3,
228 		.demod_i2c_master = I2C_2,
229 		.has_dvb = 1,
230 		.demod_addr = 0x02,
231 		.norm = V4L2_STD_PAL,
232 
233 		.input = {{
234 				.type = CX231XX_VMUX_TELEVISION,
235 				.vmux = CX231XX_VIN_3_1,
236 				.amux = CX231XX_AMUX_VIDEO,
237 				.gpio = NULL,
238 			}, {
239 				.type = CX231XX_VMUX_COMPOSITE1,
240 				.vmux = CX231XX_VIN_2_1,
241 				.amux = CX231XX_AMUX_LINE_IN,
242 				.gpio = NULL,
243 			}, {
244 				.type = CX231XX_VMUX_SVIDEO,
245 				.vmux = CX231XX_VIN_1_1 |
246 					(CX231XX_VIN_1_2 << 8) |
247 					CX25840_SVIDEO_ON,
248 				.amux = CX231XX_AMUX_LINE_IN,
249 				.gpio = NULL,
250 			}
251 		},
252 	},
253 	[CX231XX_BOARD_CNXT_VIDEO_GRABBER] = {
254 		.name = "Conexant VIDEO GRABBER",
255 		.tuner_type = TUNER_ABSENT,
256 		.decoder = CX231XX_AVDECODER,
257 		.output_mode = OUT_MODE_VIP11,
258 		.ctl_pin_status_mask = 0xFFFFFFC4,
259 		.agc_analog_digital_select_gpio = 0x1c,
260 		.gpio_pin_status_mask = 0x4001000,
261 		.norm = V4L2_STD_PAL,
262 		.no_alt_vanc = 1,
263 		.external_av = 1,
264 		/* Actually, it has a 417, but it isn't working correctly.
265 		 * So set to 0 for now until someone can manage to get this
266 		 * to work reliably. */
267 		.has_417 = 0,
268 
269 		.input = {{
270 				.type = CX231XX_VMUX_COMPOSITE1,
271 				.vmux = CX231XX_VIN_2_1,
272 				.amux = CX231XX_AMUX_LINE_IN,
273 				.gpio = NULL,
274 			}, {
275 				.type = CX231XX_VMUX_SVIDEO,
276 				.vmux = CX231XX_VIN_1_1 |
277 					(CX231XX_VIN_1_2 << 8) |
278 					CX25840_SVIDEO_ON,
279 				.amux = CX231XX_AMUX_LINE_IN,
280 				.gpio = NULL,
281 			}
282 		},
283 	},
284 	[CX231XX_BOARD_CNXT_RDE_250] = {
285 		.name = "Conexant Hybrid TV - rde 250",
286 		.tuner_type = TUNER_XC5000,
287 		.tuner_addr = 0x61,
288 		.tuner_gpio = RDE250_XCV_TUNER,
289 		.tuner_sif_gpio = 0x05,
290 		.tuner_scl_gpio = 0x1a,
291 		.tuner_sda_gpio = 0x1b,
292 		.decoder = CX231XX_AVDECODER,
293 		.output_mode = OUT_MODE_VIP11,
294 		.demod_xfer_mode = 0,
295 		.ctl_pin_status_mask = 0xFFFFFFC4,
296 		.agc_analog_digital_select_gpio = 0x0c,
297 		.gpio_pin_status_mask = 0x4001000,
298 		.tuner_i2c_master = I2C_1_MUX_3,
299 		.demod_i2c_master = I2C_2,
300 		.has_dvb = 1,
301 		.demod_addr = 0x02,
302 		.norm = V4L2_STD_PAL,
303 
304 		.input = {{
305 				.type = CX231XX_VMUX_TELEVISION,
306 				.vmux = CX231XX_VIN_2_1,
307 				.amux = CX231XX_AMUX_VIDEO,
308 				.gpio = NULL,
309 			}
310 		},
311 	},
312 	[CX231XX_BOARD_CNXT_RDU_250] = {
313 		.name = "Conexant Hybrid TV - RDU 250",
314 		.tuner_type = TUNER_XC5000,
315 		.tuner_addr = 0x61,
316 		.tuner_gpio = RDE250_XCV_TUNER,
317 		.tuner_sif_gpio = 0x05,
318 		.tuner_scl_gpio = 0x1a,
319 		.tuner_sda_gpio = 0x1b,
320 		.decoder = CX231XX_AVDECODER,
321 		.output_mode = OUT_MODE_VIP11,
322 		.demod_xfer_mode = 0,
323 		.ctl_pin_status_mask = 0xFFFFFFC4,
324 		.agc_analog_digital_select_gpio = 0x0c,
325 		.gpio_pin_status_mask = 0x4001000,
326 		.tuner_i2c_master = I2C_1_MUX_3,
327 		.demod_i2c_master = I2C_2,
328 		.has_dvb = 1,
329 		.demod_addr = 0x32,
330 		.norm = V4L2_STD_NTSC,
331 
332 		.input = {{
333 				.type = CX231XX_VMUX_TELEVISION,
334 				.vmux = CX231XX_VIN_2_1,
335 				.amux = CX231XX_AMUX_VIDEO,
336 				.gpio = NULL,
337 			}
338 		},
339 	},
340 	[CX231XX_BOARD_HAUPPAUGE_EXETER] = {
341 		.name = "Hauppauge EXETER",
342 		.tuner_type = TUNER_NXP_TDA18271,
343 		.tuner_addr = 0x60,
344 		.tuner_gpio = RDE250_XCV_TUNER,
345 		.tuner_sif_gpio = 0x05,
346 		.tuner_scl_gpio = 0x1a,
347 		.tuner_sda_gpio = 0x1b,
348 		.decoder = CX231XX_AVDECODER,
349 		.output_mode = OUT_MODE_VIP11,
350 		.demod_xfer_mode = 0,
351 		.ctl_pin_status_mask = 0xFFFFFFC4,
352 		.agc_analog_digital_select_gpio = 0x0c,
353 		.gpio_pin_status_mask = 0x4001000,
354 		.tuner_i2c_master = I2C_1_MUX_1,
355 		.demod_i2c_master = I2C_1_MUX_1,
356 		.has_dvb = 1,
357 		.demod_addr = 0x0e,
358 		.norm = V4L2_STD_NTSC,
359 
360 		.input = {{
361 			.type = CX231XX_VMUX_TELEVISION,
362 			.vmux = CX231XX_VIN_3_1,
363 			.amux = CX231XX_AMUX_VIDEO,
364 			.gpio = NULL,
365 		}, {
366 			.type = CX231XX_VMUX_COMPOSITE1,
367 			.vmux = CX231XX_VIN_2_1,
368 			.amux = CX231XX_AMUX_LINE_IN,
369 			.gpio = NULL,
370 		}, {
371 			.type = CX231XX_VMUX_SVIDEO,
372 			.vmux = CX231XX_VIN_1_1 |
373 				(CX231XX_VIN_1_2 << 8) |
374 				CX25840_SVIDEO_ON,
375 			.amux = CX231XX_AMUX_LINE_IN,
376 			.gpio = NULL,
377 		} },
378 	},
379 	[CX231XX_BOARD_HAUPPAUGE_USBLIVE2] = {
380 		.name = "Hauppauge USB Live 2",
381 		.tuner_type = TUNER_ABSENT,
382 		.decoder = CX231XX_AVDECODER,
383 		.output_mode = OUT_MODE_VIP11,
384 		.demod_xfer_mode = 0,
385 		.ctl_pin_status_mask = 0xFFFFFFC4,
386 		.agc_analog_digital_select_gpio = 0x0c,
387 		.gpio_pin_status_mask = 0x4001000,
388 		.norm = V4L2_STD_NTSC,
389 		.no_alt_vanc = 1,
390 		.external_av = 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 = I2C_2,
419 		.demod_i2c_master = I2C_1_MUX_3,
420 		.ir_i2c_master = I2C_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_KWORLD_UB445_USB_HYBRID] = {
444 		.name = "Kworld UB445 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 = 0x11,	/* 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 = I2C_2,
457 		.demod_i2c_master = I2C_1_MUX_3,
458 		.ir_i2c_master = I2C_2,
459 		.has_dvb = 1,
460 		.demod_addr = 0x10,
461 		.norm = V4L2_STD_NTSC_M,
462 		.input = {{
463 			.type = CX231XX_VMUX_TELEVISION,
464 			.vmux = CX231XX_VIN_3_1,
465 			.amux = CX231XX_AMUX_VIDEO,
466 			.gpio = NULL,
467 		}, {
468 			.type = CX231XX_VMUX_COMPOSITE1,
469 			.vmux = CX231XX_VIN_2_1,
470 			.amux = CX231XX_AMUX_LINE_IN,
471 			.gpio = NULL,
472 		}, {
473 			.type = CX231XX_VMUX_SVIDEO,
474 			.vmux = CX231XX_VIN_1_1 |
475 				(CX231XX_VIN_1_2 << 8) |
476 				CX25840_SVIDEO_ON,
477 			.amux = CX231XX_AMUX_LINE_IN,
478 			.gpio = NULL,
479 		} },
480 	},
481 	[CX231XX_BOARD_PV_PLAYTV_USB_HYBRID] = {
482 		.name = "Pixelview PlayTV USB Hybrid",
483 		.tuner_type = TUNER_NXP_TDA18271,
484 		.tuner_addr = 0x60,
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 = 0x1c,
490 		.tuner_sif_gpio = -1,
491 		.tuner_scl_gpio = -1,
492 		.tuner_sda_gpio = -1,
493 		.gpio_pin_status_mask = 0x4001000,
494 		.tuner_i2c_master = I2C_2,
495 		.demod_i2c_master = I2C_1_MUX_3,
496 		.ir_i2c_master = I2C_2,
497 		.rc_map_name = RC_MAP_PIXELVIEW_002T,
498 		.has_dvb = 1,
499 		.demod_addr = 0x10,
500 		.norm = V4L2_STD_PAL_M,
501 		.input = {{
502 			.type = CX231XX_VMUX_TELEVISION,
503 			.vmux = CX231XX_VIN_3_1,
504 			.amux = CX231XX_AMUX_VIDEO,
505 			.gpio = NULL,
506 		}, {
507 			.type = CX231XX_VMUX_COMPOSITE1,
508 			.vmux = CX231XX_VIN_2_1,
509 			.amux = CX231XX_AMUX_LINE_IN,
510 			.gpio = NULL,
511 		}, {
512 			.type = CX231XX_VMUX_SVIDEO,
513 			.vmux = CX231XX_VIN_1_1 |
514 				(CX231XX_VIN_1_2 << 8) |
515 				CX25840_SVIDEO_ON,
516 			.amux = CX231XX_AMUX_LINE_IN,
517 			.gpio = NULL,
518 		} },
519 	},
520 	[CX231XX_BOARD_PV_XCAPTURE_USB] = {
521 		.name = "Pixelview Xcapture USB",
522 		.tuner_type = TUNER_ABSENT,
523 		.decoder = CX231XX_AVDECODER,
524 		.output_mode = OUT_MODE_VIP11,
525 		.demod_xfer_mode = 0,
526 		.ctl_pin_status_mask = 0xFFFFFFC4,
527 		.agc_analog_digital_select_gpio = 0x0c,
528 		.gpio_pin_status_mask = 0x4001000,
529 		.norm = V4L2_STD_NTSC,
530 		.no_alt_vanc = 1,
531 		.external_av = 1,
532 
533 		.input = {{
534 				.type = CX231XX_VMUX_COMPOSITE1,
535 				.vmux = CX231XX_VIN_2_1,
536 				.amux = CX231XX_AMUX_LINE_IN,
537 				.gpio = NULL,
538 			}, {
539 				.type = CX231XX_VMUX_SVIDEO,
540 				.vmux = CX231XX_VIN_1_1 |
541 					(CX231XX_VIN_1_2 << 8) |
542 					CX25840_SVIDEO_ON,
543 				.amux = CX231XX_AMUX_LINE_IN,
544 				.gpio = NULL,
545 			}
546 		},
547 	},
548 
549 	[CX231XX_BOARD_ICONBIT_U100] = {
550 		.name = "Iconbit Analog Stick U100 FM",
551 		.tuner_type = TUNER_ABSENT,
552 		.decoder = CX231XX_AVDECODER,
553 		.output_mode = OUT_MODE_VIP11,
554 		.demod_xfer_mode = 0,
555 		.ctl_pin_status_mask = 0xFFFFFFC4,
556 		.agc_analog_digital_select_gpio = 0x1C,
557 		.gpio_pin_status_mask = 0x4001000,
558 
559 		.input = {{
560 			.type = CX231XX_VMUX_COMPOSITE1,
561 			.vmux = CX231XX_VIN_2_1,
562 			.amux = CX231XX_AMUX_LINE_IN,
563 			.gpio = NULL,
564 		}, {
565 			.type = CX231XX_VMUX_SVIDEO,
566 			.vmux = CX231XX_VIN_1_1 |
567 				(CX231XX_VIN_1_2 << 8) |
568 				CX25840_SVIDEO_ON,
569 			.amux = CX231XX_AMUX_LINE_IN,
570 			.gpio = NULL,
571 		} },
572 	},
573 	[CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL] = {
574 		.name = "Hauppauge WinTV USB2 FM (PAL)",
575 		.tuner_type = TUNER_NXP_TDA18271,
576 		.tuner_addr = 0x60,
577 		.tuner_gpio = RDE250_XCV_TUNER,
578 		.tuner_sif_gpio = 0x05,
579 		.tuner_scl_gpio = 0x1a,
580 		.tuner_sda_gpio = 0x1b,
581 		.decoder = CX231XX_AVDECODER,
582 		.output_mode = OUT_MODE_VIP11,
583 		.ctl_pin_status_mask = 0xFFFFFFC4,
584 		.agc_analog_digital_select_gpio = 0x0c,
585 		.gpio_pin_status_mask = 0x4001000,
586 		.tuner_i2c_master = I2C_1_MUX_3,
587 		.norm = V4L2_STD_PAL,
588 
589 		.input = {{
590 			.type = CX231XX_VMUX_TELEVISION,
591 			.vmux = CX231XX_VIN_3_1,
592 			.amux = CX231XX_AMUX_VIDEO,
593 			.gpio = NULL,
594 		}, {
595 			.type = CX231XX_VMUX_COMPOSITE1,
596 			.vmux = CX231XX_VIN_2_1,
597 			.amux = CX231XX_AMUX_LINE_IN,
598 			.gpio = NULL,
599 		}, {
600 			.type = CX231XX_VMUX_SVIDEO,
601 			.vmux = CX231XX_VIN_1_1 |
602 				(CX231XX_VIN_1_2 << 8) |
603 				CX25840_SVIDEO_ON,
604 			.amux = CX231XX_AMUX_LINE_IN,
605 			.gpio = NULL,
606 		} },
607 	},
608 	[CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC] = {
609 		.name = "Hauppauge WinTV USB2 FM (NTSC)",
610 		.tuner_type = TUNER_NXP_TDA18271,
611 		.tuner_addr = 0x60,
612 		.tuner_gpio = RDE250_XCV_TUNER,
613 		.tuner_sif_gpio = 0x05,
614 		.tuner_scl_gpio = 0x1a,
615 		.tuner_sda_gpio = 0x1b,
616 		.decoder = CX231XX_AVDECODER,
617 		.output_mode = OUT_MODE_VIP11,
618 		.ctl_pin_status_mask = 0xFFFFFFC4,
619 		.agc_analog_digital_select_gpio = 0x0c,
620 		.gpio_pin_status_mask = 0x4001000,
621 		.tuner_i2c_master = I2C_1_MUX_3,
622 		.norm = V4L2_STD_NTSC,
623 
624 		.input = {{
625 			.type = CX231XX_VMUX_TELEVISION,
626 			.vmux = CX231XX_VIN_3_1,
627 			.amux = CX231XX_AMUX_VIDEO,
628 			.gpio = NULL,
629 		}, {
630 			.type = CX231XX_VMUX_COMPOSITE1,
631 			.vmux = CX231XX_VIN_2_1,
632 			.amux = CX231XX_AMUX_LINE_IN,
633 			.gpio = NULL,
634 		}, {
635 			.type = CX231XX_VMUX_SVIDEO,
636 			.vmux = CX231XX_VIN_1_1 |
637 				(CX231XX_VIN_1_2 << 8) |
638 				CX25840_SVIDEO_ON,
639 			.amux = CX231XX_AMUX_LINE_IN,
640 			.gpio = NULL,
641 		} },
642 	},
643 	[CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2] = {
644 		.name = "Elgato Video Capture V2",
645 		.tuner_type = TUNER_ABSENT,
646 		.decoder = CX231XX_AVDECODER,
647 		.output_mode = OUT_MODE_VIP11,
648 		.demod_xfer_mode = 0,
649 		.ctl_pin_status_mask = 0xFFFFFFC4,
650 		.agc_analog_digital_select_gpio = 0x0c,
651 		.gpio_pin_status_mask = 0x4001000,
652 		.norm = V4L2_STD_NTSC,
653 		.no_alt_vanc = 1,
654 		.external_av = 1,
655 		.input = {{
656 			.type = CX231XX_VMUX_COMPOSITE1,
657 			.vmux = CX231XX_VIN_2_1,
658 			.amux = CX231XX_AMUX_LINE_IN,
659 			.gpio = NULL,
660 		}, {
661 			.type = CX231XX_VMUX_SVIDEO,
662 			.vmux = CX231XX_VIN_1_1 |
663 				(CX231XX_VIN_1_2 << 8) |
664 				CX25840_SVIDEO_ON,
665 			.amux = CX231XX_AMUX_LINE_IN,
666 			.gpio = NULL,
667 		} },
668 	},
669 	[CX231XX_BOARD_OTG102] = {
670 		.name = "Geniatech OTG102",
671 		.tuner_type = TUNER_ABSENT,
672 		.decoder = CX231XX_AVDECODER,
673 		.output_mode = OUT_MODE_VIP11,
674 		.ctl_pin_status_mask = 0xFFFFFFC4,
675 		.agc_analog_digital_select_gpio = 0x0c,
676 			/* According with PV CxPlrCAP.inf file */
677 		.gpio_pin_status_mask = 0x4001000,
678 		.norm = V4L2_STD_NTSC,
679 		.no_alt_vanc = 1,
680 		.external_av = 1,
681 		/*.has_417 = 1, */
682 		/* This board is believed to have a hardware encoding chip
683 		 * supporting mpeg1/2/4, but as the 417 is apparently not
684 		 * working for the reference board it is not here either. */
685 
686 		.input = {{
687 				.type = CX231XX_VMUX_COMPOSITE1,
688 				.vmux = CX231XX_VIN_2_1,
689 				.amux = CX231XX_AMUX_LINE_IN,
690 				.gpio = NULL,
691 			}, {
692 				.type = CX231XX_VMUX_SVIDEO,
693 				.vmux = CX231XX_VIN_1_1 |
694 					(CX231XX_VIN_1_2 << 8) |
695 					CX25840_SVIDEO_ON,
696 				.amux = CX231XX_AMUX_LINE_IN,
697 				.gpio = NULL,
698 			}
699 		},
700 	},
701 	[CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx] = {
702 		.name = "Hauppauge WinTV 930C-HD (1113xx) / HVR-900H (111xxx) / PCTV QuatroStick 521e",
703 		.tuner_type = TUNER_NXP_TDA18271,
704 		.tuner_addr = 0x60,
705 		.tuner_gpio = RDE250_XCV_TUNER,
706 		.tuner_sif_gpio = 0x05,
707 		.tuner_scl_gpio = 0x1a,
708 		.tuner_sda_gpio = 0x1b,
709 		.decoder = CX231XX_AVDECODER,
710 		.output_mode = OUT_MODE_VIP11,
711 		.demod_xfer_mode = 0,
712 		.ctl_pin_status_mask = 0xFFFFFFC4,
713 		.agc_analog_digital_select_gpio = 0x0c,
714 		.gpio_pin_status_mask = 0x4001000,
715 		.tuner_i2c_master = I2C_1_MUX_3,
716 		.demod_i2c_master = I2C_1_MUX_3,
717 		.has_dvb = 1,
718 		.demod_addr = 0x0e,
719 		.norm = V4L2_STD_PAL,
720 
721 		.input = {{
722 			.type = CX231XX_VMUX_TELEVISION,
723 			.vmux = CX231XX_VIN_3_1,
724 			.amux = CX231XX_AMUX_VIDEO,
725 			.gpio = NULL,
726 		}, {
727 			.type = CX231XX_VMUX_COMPOSITE1,
728 			.vmux = CX231XX_VIN_2_1,
729 			.amux = CX231XX_AMUX_LINE_IN,
730 			.gpio = NULL,
731 		}, {
732 			.type = CX231XX_VMUX_SVIDEO,
733 			.vmux = CX231XX_VIN_1_1 |
734 				(CX231XX_VIN_1_2 << 8) |
735 				CX25840_SVIDEO_ON,
736 			.amux = CX231XX_AMUX_LINE_IN,
737 			.gpio = NULL,
738 		} },
739 	},
740 	[CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx] = {
741 		.name = "Hauppauge WinTV 930C-HD (1114xx) / HVR-901H (1114xx) / PCTV QuatroStick 522e",
742 		.tuner_type = TUNER_ABSENT,
743 		.tuner_addr = 0x60,
744 		.tuner_gpio = RDE250_XCV_TUNER,
745 		.tuner_sif_gpio = 0x05,
746 		.tuner_scl_gpio = 0x1a,
747 		.tuner_sda_gpio = 0x1b,
748 		.decoder = CX231XX_AVDECODER,
749 		.output_mode = OUT_MODE_VIP11,
750 		.demod_xfer_mode = 0,
751 		.ctl_pin_status_mask = 0xFFFFFFC4,
752 		.agc_analog_digital_select_gpio = 0x0c,
753 		.gpio_pin_status_mask = 0x4001000,
754 		.tuner_i2c_master = I2C_1_MUX_3,
755 		.demod_i2c_master = I2C_1_MUX_3,
756 		.has_dvb = 1,
757 		.demod_addr = 0x0e,
758 		.norm = V4L2_STD_PAL,
759 
760 		.input = {{
761 			.type = CX231XX_VMUX_TELEVISION,
762 			.vmux = CX231XX_VIN_3_1,
763 			.amux = CX231XX_AMUX_VIDEO,
764 			.gpio = NULL,
765 		}, {
766 			.type = CX231XX_VMUX_COMPOSITE1,
767 			.vmux = CX231XX_VIN_2_1,
768 			.amux = CX231XX_AMUX_LINE_IN,
769 			.gpio = NULL,
770 		}, {
771 			.type = CX231XX_VMUX_SVIDEO,
772 			.vmux = CX231XX_VIN_1_1 |
773 				(CX231XX_VIN_1_2 << 8) |
774 				CX25840_SVIDEO_ON,
775 			.amux = CX231XX_AMUX_LINE_IN,
776 			.gpio = NULL,
777 		} },
778 	},
779 	[CX231XX_BOARD_HAUPPAUGE_955Q] = {
780 		.name = "Hauppauge WinTV-HVR-955Q (111401)",
781 		.tuner_type = TUNER_ABSENT,
782 		.tuner_addr = 0x60,
783 		.tuner_gpio = RDE250_XCV_TUNER,
784 		.tuner_sif_gpio = 0x05,
785 		.tuner_scl_gpio = 0x1a,
786 		.tuner_sda_gpio = 0x1b,
787 		.decoder = CX231XX_AVDECODER,
788 		.output_mode = OUT_MODE_VIP11,
789 		.demod_xfer_mode = 0,
790 		.ctl_pin_status_mask = 0xFFFFFFC4,
791 		.agc_analog_digital_select_gpio = 0x0c,
792 		.gpio_pin_status_mask = 0x4001000,
793 		.tuner_i2c_master = I2C_1_MUX_3,
794 		.demod_i2c_master = I2C_1_MUX_3,
795 		.has_dvb = 1,
796 		.demod_addr = 0x0e,
797 		.norm = V4L2_STD_NTSC,
798 
799 		.input = {{
800 			.type = CX231XX_VMUX_TELEVISION,
801 			.vmux = CX231XX_VIN_3_1,
802 			.amux = CX231XX_AMUX_VIDEO,
803 			.gpio = NULL,
804 		}, {
805 			.type = CX231XX_VMUX_COMPOSITE1,
806 			.vmux = CX231XX_VIN_2_1,
807 			.amux = CX231XX_AMUX_LINE_IN,
808 			.gpio = NULL,
809 		}, {
810 			.type = CX231XX_VMUX_SVIDEO,
811 			.vmux = CX231XX_VIN_1_1 |
812 				(CX231XX_VIN_1_2 << 8) |
813 				CX25840_SVIDEO_ON,
814 			.amux = CX231XX_AMUX_LINE_IN,
815 			.gpio = NULL,
816 		} },
817 	},
818 	[CX231XX_BOARD_TERRATEC_GRABBY] = {
819 		.name = "Terratec Grabby",
820 		.tuner_type = TUNER_ABSENT,
821 		.decoder = CX231XX_AVDECODER,
822 		.output_mode = OUT_MODE_VIP11,
823 		.demod_xfer_mode = 0,
824 		.ctl_pin_status_mask = 0xFFFFFFC4,
825 		.agc_analog_digital_select_gpio = 0x0c,
826 		.gpio_pin_status_mask = 0x4001000,
827 		.norm = V4L2_STD_PAL,
828 		.no_alt_vanc = 1,
829 		.external_av = 1,
830 		.input = {{
831 			.type = CX231XX_VMUX_COMPOSITE1,
832 			.vmux = CX231XX_VIN_2_1,
833 			.amux = CX231XX_AMUX_LINE_IN,
834 			.gpio = NULL,
835 		}, {
836 			.type = CX231XX_VMUX_SVIDEO,
837 			.vmux = CX231XX_VIN_1_1 |
838 				(CX231XX_VIN_1_2 << 8) |
839 				CX25840_SVIDEO_ON,
840 			.amux = CX231XX_AMUX_LINE_IN,
841 			.gpio = NULL,
842 		} },
843 	},
844 	[CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD] = {
845 		.name = "Evromedia USB Full Hybrid Full HD",
846 		.tuner_type = TUNER_ABSENT,
847 		.demod_addr = 0x64, /* 0xc8 >> 1 */
848 		.demod_i2c_master = I2C_1_MUX_3,
849 		.has_dvb = 1,
850 		.ir_i2c_master = I2C_0,
851 		.norm = V4L2_STD_PAL,
852 		.output_mode = OUT_MODE_VIP11,
853 		.tuner_addr = 0x60, /* 0xc0 >> 1 */
854 		.tuner_i2c_master = I2C_2,
855 		.input = {{
856 			.type = CX231XX_VMUX_TELEVISION,
857 			.vmux = 0,
858 			.amux = CX231XX_AMUX_VIDEO,
859 		}, {
860 			.type = CX231XX_VMUX_COMPOSITE1,
861 			.vmux = CX231XX_VIN_2_1,
862 			.amux = CX231XX_AMUX_LINE_IN,
863 		}, {
864 			.type = CX231XX_VMUX_SVIDEO,
865 			.vmux = CX231XX_VIN_1_1 |
866 				(CX231XX_VIN_1_2 << 8) |
867 				CX25840_SVIDEO_ON,
868 			.amux = CX231XX_AMUX_LINE_IN,
869 		} },
870 	},
871 };
872 const unsigned int cx231xx_bcount = ARRAY_SIZE(cx231xx_boards);
873 
874 /* table of devices that work with this driver */
875 struct usb_device_id cx231xx_id_table[] = {
876 	{USB_DEVICE(0x1D19, 0x6109),
877 	.driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
878 	{USB_DEVICE(0x0572, 0x5A3C),
879 	 .driver_info = CX231XX_BOARD_UNKNOWN},
880 	{USB_DEVICE(0x0572, 0x58A2),
881 	 .driver_info = CX231XX_BOARD_CNXT_CARRAERA},
882 	{USB_DEVICE(0x0572, 0x58A1),
883 	 .driver_info = CX231XX_BOARD_CNXT_SHELBY},
884 	{USB_DEVICE(0x0572, 0x58A4),
885 	 .driver_info = CX231XX_BOARD_CNXT_RDE_253S},
886 	{USB_DEVICE(0x0572, 0x58A5),
887 	 .driver_info = CX231XX_BOARD_CNXT_RDU_253S},
888 	{USB_DEVICE(0x0572, 0x58A6),
889 	 .driver_info = CX231XX_BOARD_CNXT_VIDEO_GRABBER},
890 	{USB_DEVICE(0x0572, 0x589E),
891 	 .driver_info = CX231XX_BOARD_CNXT_RDE_250},
892 	{USB_DEVICE(0x0572, 0x58A0),
893 	 .driver_info = CX231XX_BOARD_CNXT_RDU_250},
894 	{USB_DEVICE(0x2040, 0xb110),
895 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL},
896 	{USB_DEVICE(0x2040, 0xb111),
897 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC},
898 	{USB_DEVICE(0x2040, 0xb120),
899 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
900 	{USB_DEVICE(0x2040, 0xb123),
901 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_955Q},
902 	{USB_DEVICE(0x2040, 0xb130),
903 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx},
904 	{USB_DEVICE(0x2040, 0xb131),
905 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx},
906 	/* Hauppauge WinTV-HVR-900-H */
907 	{USB_DEVICE(0x2040, 0xb138),
908 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx},
909 	/* Hauppauge WinTV-HVR-901-H */
910 	{USB_DEVICE(0x2040, 0xb139),
911 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx},
912 	{USB_DEVICE(0x2040, 0xb140),
913 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
914 	{USB_DEVICE(0x2040, 0xc200),
915 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USBLIVE2},
916 	/* PCTV QuatroStick 521e */
917 	{USB_DEVICE(0x2013, 0x0259),
918 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx},
919 	/* PCTV QuatroStick 522e */
920 	{USB_DEVICE(0x2013, 0x025e),
921 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx},
922 	{USB_DEVICE_VER(USB_VID_PIXELVIEW, USB_PID_PIXELVIEW_SBTVD, 0x4000, 0x4001),
923 	 .driver_info = CX231XX_BOARD_PV_PLAYTV_USB_HYBRID},
924 	{USB_DEVICE(USB_VID_PIXELVIEW, 0x5014),
925 	 .driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
926 	{USB_DEVICE(0x1b80, 0xe424),
927 	 .driver_info = CX231XX_BOARD_KWORLD_UB430_USB_HYBRID},
928 	{USB_DEVICE(0x1b80, 0xe421),
929 	 .driver_info = CX231XX_BOARD_KWORLD_UB445_USB_HYBRID},
930 	{USB_DEVICE(0x1f4d, 0x0237),
931 	 .driver_info = CX231XX_BOARD_ICONBIT_U100},
932 	{USB_DEVICE(0x0fd9, 0x0037),
933 	 .driver_info = CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2},
934 	{USB_DEVICE(0x1f4d, 0x0102),
935 	 .driver_info = CX231XX_BOARD_OTG102},
936 	{USB_DEVICE(USB_VID_TERRATEC, 0x00a6),
937 	 .driver_info = CX231XX_BOARD_TERRATEC_GRABBY},
938 	{USB_DEVICE(0x1b80, 0xd3b2),
939 	.driver_info = CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD},
940 	{},
941 };
942 
943 MODULE_DEVICE_TABLE(usb, cx231xx_id_table);
944 
945 /* cx231xx_tuner_callback
946  * will be used to reset XC5000 tuner using GPIO pin
947  */
948 
949 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg)
950 {
951 	int rc = 0;
952 	struct cx231xx *dev = ptr;
953 
954 	if (dev->tuner_type == TUNER_XC5000) {
955 		if (command == XC5000_TUNER_RESET) {
956 			dev_dbg(dev->dev,
957 				"Tuner CB: RESET: cmd %d : tuner type %d\n",
958 				command, dev->tuner_type);
959 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
960 					       1);
961 			msleep(10);
962 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
963 					       0);
964 			msleep(330);
965 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
966 					       1);
967 			msleep(10);
968 		}
969 	} else if (dev->tuner_type == TUNER_NXP_TDA18271) {
970 		switch (command) {
971 		case TDA18271_CALLBACK_CMD_AGC_ENABLE:
972 			if (dev->model == CX231XX_BOARD_PV_PLAYTV_USB_HYBRID)
973 				rc = cx231xx_set_agc_analog_digital_mux_select(dev, arg);
974 			break;
975 		default:
976 			rc = -EINVAL;
977 			break;
978 		}
979 	}
980 	return rc;
981 }
982 EXPORT_SYMBOL_GPL(cx231xx_tuner_callback);
983 
984 static void cx231xx_reset_out(struct cx231xx *dev)
985 {
986 	cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
987 	msleep(200);
988 	cx231xx_set_gpio_value(dev, CX23417_RESET, 0);
989 	msleep(200);
990 	cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
991 }
992 
993 static void cx231xx_enable_OSC(struct cx231xx *dev)
994 {
995 	cx231xx_set_gpio_value(dev, CX23417_OSC_EN, 1);
996 }
997 
998 static void cx231xx_sleep_s5h1432(struct cx231xx *dev)
999 {
1000 	cx231xx_set_gpio_value(dev, SLEEP_S5H1432, 0);
1001 }
1002 
1003 static inline void cx231xx_set_model(struct cx231xx *dev)
1004 {
1005 	dev->board = cx231xx_boards[dev->model];
1006 }
1007 
1008 /* Since cx231xx_pre_card_setup() requires a proper dev->model,
1009  * this won't work for boards with generic PCI IDs
1010  */
1011 void cx231xx_pre_card_setup(struct cx231xx *dev)
1012 {
1013 	dev_info(dev->dev, "Identified as %s (card=%d)\n",
1014 		dev->board.name, dev->model);
1015 
1016 	/* set the direction for GPIO pins */
1017 	if (dev->board.tuner_gpio) {
1018 		cx231xx_set_gpio_direction(dev, dev->board.tuner_gpio->bit, 1);
1019 		cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit, 1);
1020 	}
1021 	if (dev->board.tuner_sif_gpio >= 0)
1022 		cx231xx_set_gpio_direction(dev, dev->board.tuner_sif_gpio, 1);
1023 
1024 	/* request some modules if any required */
1025 
1026 	/* set the mode to Analog mode initially */
1027 	cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
1028 
1029 	/* Unlock device */
1030 	/* cx231xx_set_mode(dev, CX231XX_SUSPEND); */
1031 
1032 }
1033 
1034 static void cx231xx_config_tuner(struct cx231xx *dev)
1035 {
1036 	struct tuner_setup tun_setup;
1037 	struct v4l2_frequency f;
1038 
1039 	if (dev->tuner_type == TUNER_ABSENT)
1040 		return;
1041 
1042 	tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
1043 	tun_setup.type = dev->tuner_type;
1044 	tun_setup.addr = dev->tuner_addr;
1045 	tun_setup.tuner_callback = cx231xx_tuner_callback;
1046 
1047 	tuner_call(dev, tuner, s_type_addr, &tun_setup);
1048 
1049 #if 0
1050 	if (tun_setup.type == TUNER_XC5000) {
1051 		static struct xc2028_ctrl ctrl = {
1052 			.fname = XC5000_DEFAULT_FIRMWARE,
1053 			.max_len = 64,
1054 			.demod = 0;
1055 		};
1056 		struct v4l2_priv_tun_config cfg = {
1057 			.tuner = dev->tuner_type,
1058 			.priv = &ctrl,
1059 		};
1060 		tuner_call(dev, tuner, s_config, &cfg);
1061 	}
1062 #endif
1063 	/* configure tuner */
1064 	f.tuner = 0;
1065 	f.type = V4L2_TUNER_ANALOG_TV;
1066 	f.frequency = 9076;	/* just a magic number */
1067 	dev->ctl_freq = f.frequency;
1068 	call_all(dev, tuner, s_frequency, &f);
1069 
1070 }
1071 
1072 static int read_eeprom(struct cx231xx *dev, struct i2c_client *client,
1073 		       u8 *eedata, int len)
1074 {
1075 	int ret = 0;
1076 	u8 start_offset = 0;
1077 	int len_todo = len;
1078 	u8 *eedata_cur = eedata;
1079 	int i;
1080 	struct i2c_msg msg_write = { .addr = client->addr, .flags = 0,
1081 		.buf = &start_offset, .len = 1 };
1082 	struct i2c_msg msg_read = { .addr = client->addr, .flags = I2C_M_RD };
1083 
1084 	/* start reading at offset 0 */
1085 	ret = i2c_transfer(client->adapter, &msg_write, 1);
1086 	if (ret < 0) {
1087 		dev_err(dev->dev, "Can't read eeprom\n");
1088 		return ret;
1089 	}
1090 
1091 	while (len_todo > 0) {
1092 		msg_read.len = (len_todo > 64) ? 64 : len_todo;
1093 		msg_read.buf = eedata_cur;
1094 
1095 		ret = i2c_transfer(client->adapter, &msg_read, 1);
1096 		if (ret < 0) {
1097 			dev_err(dev->dev, "Can't read eeprom\n");
1098 			return ret;
1099 		}
1100 		eedata_cur += msg_read.len;
1101 		len_todo -= msg_read.len;
1102 	}
1103 
1104 	for (i = 0; i + 15 < len; i += 16)
1105 		dev_dbg(dev->dev, "i2c eeprom %02x: %*ph\n",
1106 			i, 16, &eedata[i]);
1107 
1108 	return 0;
1109 }
1110 
1111 void cx231xx_card_setup(struct cx231xx *dev)
1112 {
1113 
1114 	cx231xx_set_model(dev);
1115 
1116 	dev->tuner_type = cx231xx_boards[dev->model].tuner_type;
1117 	if (cx231xx_boards[dev->model].tuner_addr)
1118 		dev->tuner_addr = cx231xx_boards[dev->model].tuner_addr;
1119 
1120 	/* request some modules */
1121 	if (dev->board.decoder == CX231XX_AVDECODER) {
1122 		dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1123 					cx231xx_get_i2c_adap(dev, I2C_0),
1124 					"cx25840", 0x88 >> 1, NULL);
1125 		if (dev->sd_cx25840 == NULL)
1126 			dev_err(dev->dev,
1127 				"cx25840 subdev registration failure\n");
1128 		cx25840_call(dev, core, load_fw);
1129 
1130 	}
1131 
1132 	/* Initialize the tuner */
1133 	if (dev->board.tuner_type != TUNER_ABSENT) {
1134 		struct i2c_adapter *tuner_i2c = cx231xx_get_i2c_adap(dev,
1135 						dev->board.tuner_i2c_master);
1136 		dev->sd_tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1137 						    tuner_i2c,
1138 						    "tuner",
1139 						    dev->tuner_addr, NULL);
1140 		if (dev->sd_tuner == NULL)
1141 			dev_err(dev->dev,
1142 				"tuner subdev registration failure\n");
1143 		else
1144 			cx231xx_config_tuner(dev);
1145 	}
1146 
1147 	switch (dev->model) {
1148 	case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
1149 	case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx:
1150 	case CX231XX_BOARD_HAUPPAUGE_955Q:
1151 		{
1152 			struct eeprom {
1153 				struct tveeprom tvee;
1154 				u8 eeprom[256];
1155 				struct i2c_client client;
1156 			};
1157 			struct eeprom *e = kzalloc(sizeof(*e), GFP_KERNEL);
1158 
1159 			if (e == NULL) {
1160 				dev_err(dev->dev,
1161 					"failed to allocate memory to read eeprom\n");
1162 				break;
1163 			}
1164 			e->client.adapter = cx231xx_get_i2c_adap(dev, I2C_1_MUX_1);
1165 			e->client.addr = 0xa0 >> 1;
1166 
1167 			read_eeprom(dev, &e->client, e->eeprom, sizeof(e->eeprom));
1168 			tveeprom_hauppauge_analog(&e->client,
1169 						&e->tvee, e->eeprom + 0xc0);
1170 			kfree(e);
1171 			break;
1172 		}
1173 	}
1174 
1175 }
1176 
1177 /*
1178  * cx231xx_config()
1179  * inits registers with sane defaults
1180  */
1181 int cx231xx_config(struct cx231xx *dev)
1182 {
1183 	/* TBD need to add cx231xx specific code */
1184 
1185 	return 0;
1186 }
1187 
1188 /*
1189  * cx231xx_config_i2c()
1190  * configure i2c attached devices
1191  */
1192 void cx231xx_config_i2c(struct cx231xx *dev)
1193 {
1194 	/* u32 input = INPUT(dev->video_input)->vmux; */
1195 
1196 	call_all(dev, video, s_stream, 1);
1197 }
1198 
1199 static void cx231xx_unregister_media_device(struct cx231xx *dev)
1200 {
1201 #ifdef CONFIG_MEDIA_CONTROLLER
1202 	if (dev->media_dev) {
1203 		media_device_unregister(dev->media_dev);
1204 		media_device_cleanup(dev->media_dev);
1205 		kfree(dev->media_dev);
1206 		dev->media_dev = NULL;
1207 	}
1208 #endif
1209 }
1210 
1211 /*
1212  * cx231xx_realease_resources()
1213  * unregisters the v4l2,i2c and usb devices
1214  * called when the device gets disconected or at module unload
1215 */
1216 void cx231xx_release_resources(struct cx231xx *dev)
1217 {
1218 	cx231xx_ir_exit(dev);
1219 
1220 	cx231xx_release_analog_resources(dev);
1221 
1222 	cx231xx_remove_from_devlist(dev);
1223 
1224 	/* Release I2C buses */
1225 	cx231xx_dev_uninit(dev);
1226 
1227 	/* delete v4l2 device */
1228 	v4l2_device_unregister(&dev->v4l2_dev);
1229 
1230 	cx231xx_unregister_media_device(dev);
1231 
1232 	usb_put_dev(dev->udev);
1233 
1234 	/* Mark device as unused */
1235 	clear_bit(dev->devno, &cx231xx_devused);
1236 }
1237 
1238 static int cx231xx_media_device_init(struct cx231xx *dev,
1239 				      struct usb_device *udev)
1240 {
1241 #ifdef CONFIG_MEDIA_CONTROLLER
1242 	struct media_device *mdev;
1243 
1244 	mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
1245 	if (!mdev)
1246 		return -ENOMEM;
1247 
1248 	media_device_usb_init(mdev, udev, dev->board.name);
1249 
1250 	dev->media_dev = mdev;
1251 #endif
1252 	return 0;
1253 }
1254 
1255 /*
1256  * cx231xx_init_dev()
1257  * allocates and inits the device structs, registers i2c bus and v4l device
1258  */
1259 static int cx231xx_init_dev(struct cx231xx *dev, struct usb_device *udev,
1260 			    int minor)
1261 {
1262 	int retval = -ENOMEM;
1263 	unsigned int maxh, maxw;
1264 
1265 	dev->udev = udev;
1266 	mutex_init(&dev->lock);
1267 	mutex_init(&dev->ctrl_urb_lock);
1268 	mutex_init(&dev->gpio_i2c_lock);
1269 	mutex_init(&dev->i2c_lock);
1270 
1271 	spin_lock_init(&dev->video_mode.slock);
1272 	spin_lock_init(&dev->vbi_mode.slock);
1273 	spin_lock_init(&dev->sliced_cc_mode.slock);
1274 
1275 	init_waitqueue_head(&dev->open);
1276 	init_waitqueue_head(&dev->wait_frame);
1277 	init_waitqueue_head(&dev->wait_stream);
1278 
1279 	dev->cx231xx_read_ctrl_reg = cx231xx_read_ctrl_reg;
1280 	dev->cx231xx_write_ctrl_reg = cx231xx_write_ctrl_reg;
1281 	dev->cx231xx_send_usb_command = cx231xx_send_usb_command;
1282 	dev->cx231xx_gpio_i2c_read = cx231xx_gpio_i2c_read;
1283 	dev->cx231xx_gpio_i2c_write = cx231xx_gpio_i2c_write;
1284 
1285 	/* Query cx231xx to find what pcb config it is related to */
1286 	retval = initialize_cx231xx(dev);
1287 	if (retval < 0) {
1288 		dev_err(dev->dev, "Failed to read PCB config\n");
1289 		return retval;
1290 	}
1291 
1292 	/*To workaround error number=-71 on EP0 for VideoGrabber,
1293 		 need set alt here.*/
1294 	if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER ||
1295 	    dev->model == CX231XX_BOARD_HAUPPAUGE_USBLIVE2) {
1296 		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1297 		cx231xx_set_alt_setting(dev, INDEX_VANC, 1);
1298 	}
1299 	/* Cx231xx pre card setup */
1300 	cx231xx_pre_card_setup(dev);
1301 
1302 	retval = cx231xx_config(dev);
1303 	if (retval) {
1304 		dev_err(dev->dev, "error configuring device\n");
1305 		return -ENOMEM;
1306 	}
1307 
1308 	/* set default norm */
1309 	dev->norm = dev->board.norm;
1310 
1311 	/* register i2c bus */
1312 	retval = cx231xx_dev_init(dev);
1313 	if (retval) {
1314 		dev_err(dev->dev,
1315 			"%s: cx231xx_i2c_register - errCode [%d]!\n",
1316 			__func__, retval);
1317 		goto err_dev_init;
1318 	}
1319 
1320 	/* Do board specific init */
1321 	cx231xx_card_setup(dev);
1322 
1323 	/* configure the device */
1324 	cx231xx_config_i2c(dev);
1325 
1326 	maxw = norm_maxw(dev);
1327 	maxh = norm_maxh(dev);
1328 
1329 	/* set default image size */
1330 	dev->width = maxw;
1331 	dev->height = maxh;
1332 	dev->interlaced = 0;
1333 	dev->video_input = 0;
1334 
1335 	retval = cx231xx_config(dev);
1336 	if (retval) {
1337 		dev_err(dev->dev, "%s: cx231xx_config - errCode [%d]!\n",
1338 			__func__, retval);
1339 		goto err_dev_init;
1340 	}
1341 
1342 	/* init video dma queues */
1343 	INIT_LIST_HEAD(&dev->video_mode.vidq.active);
1344 	INIT_LIST_HEAD(&dev->video_mode.vidq.queued);
1345 
1346 	/* init vbi dma queues */
1347 	INIT_LIST_HEAD(&dev->vbi_mode.vidq.active);
1348 	INIT_LIST_HEAD(&dev->vbi_mode.vidq.queued);
1349 
1350 	/* Reset other chips required if they are tied up with GPIO pins */
1351 	cx231xx_add_into_devlist(dev);
1352 
1353 	if (dev->board.has_417) {
1354 		dev_info(dev->dev, "attach 417 %d\n", dev->model);
1355 		if (cx231xx_417_register(dev) < 0) {
1356 			dev_err(dev->dev,
1357 				"%s() Failed to register 417 on VID_B\n",
1358 				__func__);
1359 		}
1360 	}
1361 
1362 	retval = cx231xx_register_analog_devices(dev);
1363 	if (retval)
1364 		goto err_analog;
1365 
1366 	cx231xx_ir_init(dev);
1367 
1368 	cx231xx_init_extension(dev);
1369 
1370 	return 0;
1371 err_analog:
1372 	cx231xx_unregister_media_device(dev);
1373 	cx231xx_release_analog_resources(dev);
1374 	cx231xx_remove_from_devlist(dev);
1375 err_dev_init:
1376 	cx231xx_dev_uninit(dev);
1377 	return retval;
1378 }
1379 
1380 #if defined(CONFIG_MODULES) && defined(MODULE)
1381 static void request_module_async(struct work_struct *work)
1382 {
1383 	struct cx231xx *dev = container_of(work,
1384 					   struct cx231xx, request_module_wk);
1385 
1386 	if (dev->has_alsa_audio)
1387 		request_module("cx231xx-alsa");
1388 
1389 	if (dev->board.has_dvb)
1390 		request_module("cx231xx-dvb");
1391 
1392 }
1393 
1394 static void request_modules(struct cx231xx *dev)
1395 {
1396 	INIT_WORK(&dev->request_module_wk, request_module_async);
1397 	schedule_work(&dev->request_module_wk);
1398 }
1399 
1400 static void flush_request_modules(struct cx231xx *dev)
1401 {
1402 	flush_work(&dev->request_module_wk);
1403 }
1404 #else
1405 #define request_modules(dev)
1406 #define flush_request_modules(dev)
1407 #endif /* CONFIG_MODULES */
1408 
1409 static int cx231xx_init_v4l2(struct cx231xx *dev,
1410 			     struct usb_device *udev,
1411 			     struct usb_interface *interface,
1412 			     int isoc_pipe)
1413 {
1414 	struct usb_interface *uif;
1415 	int i, idx;
1416 
1417 	/* Video Init */
1418 
1419 	/* compute alternate max packet sizes for video */
1420 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.video_index + 1;
1421 	if (idx >= dev->max_iad_interface_count) {
1422 		dev_err(dev->dev,
1423 			"Video PCB interface #%d doesn't exist\n", idx);
1424 		return -ENODEV;
1425 	}
1426 
1427 	uif = udev->actconfig->interface[idx];
1428 
1429 	dev->video_mode.end_point_addr = uif->altsetting[0].endpoint[isoc_pipe].desc.bEndpointAddress;
1430 	dev->video_mode.num_alt = uif->num_altsetting;
1431 
1432 	dev_info(dev->dev,
1433 		 "video EndPoint Addr 0x%x, Alternate settings: %i\n",
1434 		 dev->video_mode.end_point_addr,
1435 		 dev->video_mode.num_alt);
1436 
1437 	dev->video_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->video_mode.num_alt, GFP_KERNEL);
1438 	if (dev->video_mode.alt_max_pkt_size == NULL)
1439 		return -ENOMEM;
1440 
1441 	for (i = 0; i < dev->video_mode.num_alt; i++) {
1442 		u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].desc.wMaxPacketSize);
1443 		dev->video_mode.alt_max_pkt_size[i] = (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1444 		dev_dbg(dev->dev,
1445 			"Alternate setting %i, max size= %i\n", i,
1446 			dev->video_mode.alt_max_pkt_size[i]);
1447 	}
1448 
1449 	/* VBI Init */
1450 
1451 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.vanc_index + 1;
1452 	if (idx >= dev->max_iad_interface_count) {
1453 		dev_err(dev->dev,
1454 			"VBI PCB interface #%d doesn't exist\n", idx);
1455 		return -ENODEV;
1456 	}
1457 	uif = udev->actconfig->interface[idx];
1458 
1459 	dev->vbi_mode.end_point_addr =
1460 	    uif->altsetting[0].endpoint[isoc_pipe].desc.
1461 			bEndpointAddress;
1462 
1463 	dev->vbi_mode.num_alt = uif->num_altsetting;
1464 	dev_info(dev->dev,
1465 		 "VBI EndPoint Addr 0x%x, Alternate settings: %i\n",
1466 		 dev->vbi_mode.end_point_addr,
1467 		 dev->vbi_mode.num_alt);
1468 
1469 	/* compute alternate max packet sizes for vbi */
1470 	dev->vbi_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->vbi_mode.num_alt, GFP_KERNEL);
1471 	if (dev->vbi_mode.alt_max_pkt_size == NULL)
1472 		return -ENOMEM;
1473 
1474 	for (i = 0; i < dev->vbi_mode.num_alt; i++) {
1475 		u16 tmp =
1476 		    le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1477 				desc.wMaxPacketSize);
1478 		dev->vbi_mode.alt_max_pkt_size[i] =
1479 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1480 		dev_dbg(dev->dev,
1481 			"Alternate setting %i, max size= %i\n", i,
1482 			dev->vbi_mode.alt_max_pkt_size[i]);
1483 	}
1484 
1485 	/* Sliced CC VBI init */
1486 
1487 	/* compute alternate max packet sizes for sliced CC */
1488 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.hanc_index + 1;
1489 	if (idx >= dev->max_iad_interface_count) {
1490 		dev_err(dev->dev,
1491 			"Sliced CC PCB interface #%d doesn't exist\n", idx);
1492 		return -ENODEV;
1493 	}
1494 	uif = udev->actconfig->interface[idx];
1495 
1496 	dev->sliced_cc_mode.end_point_addr =
1497 	    uif->altsetting[0].endpoint[isoc_pipe].desc.
1498 			bEndpointAddress;
1499 
1500 	dev->sliced_cc_mode.num_alt = uif->num_altsetting;
1501 	dev_info(dev->dev,
1502 		 "sliced CC EndPoint Addr 0x%x, Alternate settings: %i\n",
1503 		 dev->sliced_cc_mode.end_point_addr,
1504 		 dev->sliced_cc_mode.num_alt);
1505 	dev->sliced_cc_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->sliced_cc_mode.num_alt, GFP_KERNEL);
1506 	if (dev->sliced_cc_mode.alt_max_pkt_size == NULL)
1507 		return -ENOMEM;
1508 
1509 	for (i = 0; i < dev->sliced_cc_mode.num_alt; i++) {
1510 		u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1511 				desc.wMaxPacketSize);
1512 		dev->sliced_cc_mode.alt_max_pkt_size[i] =
1513 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1514 		dev_dbg(dev->dev,
1515 			"Alternate setting %i, max size= %i\n", i,
1516 			dev->sliced_cc_mode.alt_max_pkt_size[i]);
1517 	}
1518 
1519 	return 0;
1520 }
1521 
1522 /*
1523  * cx231xx_usb_probe()
1524  * checks for supported devices
1525  */
1526 static int cx231xx_usb_probe(struct usb_interface *interface,
1527 			     const struct usb_device_id *id)
1528 {
1529 	struct usb_device *udev;
1530 	struct device *d = &interface->dev;
1531 	struct usb_interface *uif;
1532 	struct cx231xx *dev = NULL;
1533 	int retval = -ENODEV;
1534 	int nr = 0, ifnum;
1535 	int i, isoc_pipe = 0;
1536 	char *speed;
1537 	u8 idx;
1538 	struct usb_interface_assoc_descriptor *assoc_desc;
1539 
1540 	ifnum = interface->altsetting[0].desc.bInterfaceNumber;
1541 
1542 	/*
1543 	 * Interface number 0 - IR interface (handled by mceusb driver)
1544 	 * Interface number 1 - AV interface (handled by this driver)
1545 	 */
1546 	if (ifnum != 1)
1547 		return -ENODEV;
1548 
1549 	/* Check to see next free device and mark as used */
1550 	do {
1551 		nr = find_first_zero_bit(&cx231xx_devused, CX231XX_MAXBOARDS);
1552 		if (nr >= CX231XX_MAXBOARDS) {
1553 			/* No free device slots */
1554 			dev_err(d,
1555 				"Supports only %i devices.\n",
1556 				CX231XX_MAXBOARDS);
1557 			return -ENOMEM;
1558 		}
1559 	} while (test_and_set_bit(nr, &cx231xx_devused));
1560 
1561 	udev = usb_get_dev(interface_to_usbdev(interface));
1562 
1563 	/* allocate memory for our device state and initialize it */
1564 	dev = devm_kzalloc(&udev->dev, sizeof(*dev), GFP_KERNEL);
1565 	if (dev == NULL) {
1566 		retval = -ENOMEM;
1567 		goto err_if;
1568 	}
1569 
1570 	snprintf(dev->name, 29, "cx231xx #%d", nr);
1571 	dev->devno = nr;
1572 	dev->model = id->driver_info;
1573 	dev->video_mode.alt = -1;
1574 	dev->dev = d;
1575 
1576 	cx231xx_set_model(dev);
1577 
1578 	dev->interface_count++;
1579 	/* reset gpio dir and value */
1580 	dev->gpio_dir = 0;
1581 	dev->gpio_val = 0;
1582 	dev->xc_fw_load_done = 0;
1583 	dev->has_alsa_audio = 1;
1584 	dev->power_mode = -1;
1585 	atomic_set(&dev->devlist_count, 0);
1586 
1587 	/* 0 - vbi ; 1 -sliced cc mode */
1588 	dev->vbi_or_sliced_cc_mode = 0;
1589 
1590 	/* get maximum no.of IAD interfaces */
1591 	dev->max_iad_interface_count = udev->config->desc.bNumInterfaces;
1592 
1593 	/* init CIR module TBD */
1594 
1595 	/*mode_tv: digital=1 or analog=0*/
1596 	dev->mode_tv = 0;
1597 
1598 	dev->USE_ISO = transfer_mode;
1599 
1600 	switch (udev->speed) {
1601 	case USB_SPEED_LOW:
1602 		speed = "1.5";
1603 		break;
1604 	case USB_SPEED_UNKNOWN:
1605 	case USB_SPEED_FULL:
1606 		speed = "12";
1607 		break;
1608 	case USB_SPEED_HIGH:
1609 		speed = "480";
1610 		break;
1611 	default:
1612 		speed = "unknown";
1613 	}
1614 
1615 	dev_info(d,
1616 		 "New device %s %s @ %s Mbps (%04x:%04x) with %d interfaces\n",
1617 		 udev->manufacturer ? udev->manufacturer : "",
1618 		 udev->product ? udev->product : "",
1619 		 speed,
1620 		 le16_to_cpu(udev->descriptor.idVendor),
1621 		 le16_to_cpu(udev->descriptor.idProduct),
1622 		 dev->max_iad_interface_count);
1623 
1624 	/* increment interface count */
1625 	dev->interface_count++;
1626 
1627 	/* get device number */
1628 	nr = dev->devno;
1629 
1630 	assoc_desc = udev->actconfig->intf_assoc[0];
1631 	if (assoc_desc->bFirstInterface != ifnum) {
1632 		dev_err(d, "Not found matching IAD interface\n");
1633 		retval = -ENODEV;
1634 		goto err_if;
1635 	}
1636 
1637 	dev_dbg(d, "registering interface %d\n", ifnum);
1638 
1639 	/* save our data pointer in this interface device */
1640 	usb_set_intfdata(interface, dev);
1641 
1642 	/* Initialize the media controller */
1643 	retval = cx231xx_media_device_init(dev, udev);
1644 	if (retval) {
1645 		dev_err(d, "cx231xx_media_device_init failed\n");
1646 		goto err_media_init;
1647 	}
1648 
1649 	/* Create v4l2 device */
1650 #ifdef CONFIG_MEDIA_CONTROLLER
1651 	dev->v4l2_dev.mdev = dev->media_dev;
1652 #endif
1653 	retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev);
1654 	if (retval) {
1655 		dev_err(d, "v4l2_device_register failed\n");
1656 		goto err_v4l2;
1657 	}
1658 
1659 	/* allocate device struct */
1660 	retval = cx231xx_init_dev(dev, udev, nr);
1661 	if (retval)
1662 		goto err_init;
1663 
1664 	retval = cx231xx_init_v4l2(dev, udev, interface, isoc_pipe);
1665 	if (retval)
1666 		goto err_init;
1667 
1668 	if (dev->current_pcb_config.ts1_source != 0xff) {
1669 		/* compute alternate max packet sizes for TS1 */
1670 		idx = dev->current_pcb_config.hs_config_info[0].interface_info.ts1_index + 1;
1671 		if (idx >= dev->max_iad_interface_count) {
1672 			dev_err(d, "TS1 PCB interface #%d doesn't exist\n",
1673 				idx);
1674 			retval = -ENODEV;
1675 			goto err_video_alt;
1676 		}
1677 		uif = udev->actconfig->interface[idx];
1678 
1679 		dev->ts1_mode.end_point_addr =
1680 		    uif->altsetting[0].endpoint[isoc_pipe].
1681 				desc.bEndpointAddress;
1682 
1683 		dev->ts1_mode.num_alt = uif->num_altsetting;
1684 		dev_info(d,
1685 			 "TS EndPoint Addr 0x%x, Alternate settings: %i\n",
1686 			 dev->ts1_mode.end_point_addr,
1687 			 dev->ts1_mode.num_alt);
1688 
1689 		dev->ts1_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->ts1_mode.num_alt, GFP_KERNEL);
1690 		if (dev->ts1_mode.alt_max_pkt_size == NULL) {
1691 			retval = -ENOMEM;
1692 			goto err_video_alt;
1693 		}
1694 
1695 		for (i = 0; i < dev->ts1_mode.num_alt; i++) {
1696 			u16 tmp = le16_to_cpu(uif->altsetting[i].
1697 						endpoint[isoc_pipe].desc.
1698 						wMaxPacketSize);
1699 			dev->ts1_mode.alt_max_pkt_size[i] =
1700 			    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1701 			dev_dbg(d, "Alternate setting %i, max size= %i\n",
1702 				i, dev->ts1_mode.alt_max_pkt_size[i]);
1703 		}
1704 	}
1705 
1706 	if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER) {
1707 		cx231xx_enable_OSC(dev);
1708 		cx231xx_reset_out(dev);
1709 		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1710 	}
1711 
1712 	if (dev->model == CX231XX_BOARD_CNXT_RDE_253S)
1713 		cx231xx_sleep_s5h1432(dev);
1714 
1715 	/* load other modules required */
1716 	request_modules(dev);
1717 
1718 #ifdef CONFIG_MEDIA_CONTROLLER
1719 	/* Init entities at the Media Controller */
1720 	cx231xx_v4l2_create_entities(dev);
1721 
1722 	retval = v4l2_mc_create_media_graph(dev->media_dev);
1723 	if (!retval)
1724 		retval = media_device_register(dev->media_dev);
1725 #endif
1726 	if (retval < 0)
1727 		cx231xx_release_resources(dev);
1728 	return retval;
1729 
1730 err_video_alt:
1731 	/* cx231xx_uninit_dev: */
1732 	cx231xx_close_extension(dev);
1733 	cx231xx_ir_exit(dev);
1734 	cx231xx_release_analog_resources(dev);
1735 	cx231xx_417_unregister(dev);
1736 	cx231xx_remove_from_devlist(dev);
1737 	cx231xx_dev_uninit(dev);
1738 err_init:
1739 	v4l2_device_unregister(&dev->v4l2_dev);
1740 err_v4l2:
1741 	cx231xx_unregister_media_device(dev);
1742 err_media_init:
1743 	usb_set_intfdata(interface, NULL);
1744 err_if:
1745 	usb_put_dev(udev);
1746 	clear_bit(nr, &cx231xx_devused);
1747 	return retval;
1748 }
1749 
1750 /*
1751  * cx231xx_usb_disconnect()
1752  * called when the device gets diconencted
1753  * video device will be unregistered on v4l2_close in case it is still open
1754  */
1755 static void cx231xx_usb_disconnect(struct usb_interface *interface)
1756 {
1757 	struct cx231xx *dev;
1758 
1759 	dev = usb_get_intfdata(interface);
1760 	usb_set_intfdata(interface, NULL);
1761 
1762 	if (!dev)
1763 		return;
1764 
1765 	if (!dev->udev)
1766 		return;
1767 
1768 	dev->state |= DEV_DISCONNECTED;
1769 
1770 	flush_request_modules(dev);
1771 
1772 	/* wait until all current v4l2 io is finished then deallocate
1773 	   resources */
1774 	mutex_lock(&dev->lock);
1775 
1776 	wake_up_interruptible_all(&dev->open);
1777 
1778 	if (dev->users) {
1779 		dev_warn(dev->dev,
1780 			 "device %s is open! Deregistration and memory deallocation are deferred on close.\n",
1781 			 video_device_node_name(&dev->vdev));
1782 
1783 		/* Even having users, it is safe to remove the RC i2c driver */
1784 		cx231xx_ir_exit(dev);
1785 
1786 		if (dev->USE_ISO)
1787 			cx231xx_uninit_isoc(dev);
1788 		else
1789 			cx231xx_uninit_bulk(dev);
1790 		wake_up_interruptible(&dev->wait_frame);
1791 		wake_up_interruptible(&dev->wait_stream);
1792 	} else {
1793 	}
1794 
1795 	cx231xx_close_extension(dev);
1796 
1797 	mutex_unlock(&dev->lock);
1798 
1799 	if (!dev->users)
1800 		cx231xx_release_resources(dev);
1801 }
1802 
1803 static struct usb_driver cx231xx_usb_driver = {
1804 	.name = "cx231xx",
1805 	.probe = cx231xx_usb_probe,
1806 	.disconnect = cx231xx_usb_disconnect,
1807 	.id_table = cx231xx_id_table,
1808 };
1809 
1810 module_usb_driver(cx231xx_usb_driver);
1811