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 	[CX231XX_BOARD_ASTROMETA_T2HYBRID] = {
872 		.name = "Astrometa T2hybrid",
873 		.tuner_type = TUNER_ABSENT,
874 		.has_dvb = 1,
875 		.output_mode = OUT_MODE_VIP11,
876 		.agc_analog_digital_select_gpio = 0x01,
877 		.ctl_pin_status_mask = 0xffffffc4,
878 		.demod_addr = 0x18, /* 0x30 >> 1 */
879 		.demod_i2c_master = I2C_1_MUX_1,
880 		.gpio_pin_status_mask = 0xa,
881 		.norm = V4L2_STD_NTSC,
882 		.tuner_addr = 0x3a, /* 0x74 >> 1 */
883 		.tuner_i2c_master = I2C_1_MUX_3,
884 		.tuner_scl_gpio = 0x1a,
885 		.tuner_sda_gpio = 0x1b,
886 		.tuner_sif_gpio = 0x05,
887 		.input = {{
888 				.type = CX231XX_VMUX_TELEVISION,
889 				.vmux = CX231XX_VIN_1_1,
890 				.amux = CX231XX_AMUX_VIDEO,
891 			}, {
892 				.type = CX231XX_VMUX_COMPOSITE1,
893 				.vmux = CX231XX_VIN_2_1,
894 				.amux = CX231XX_AMUX_LINE_IN,
895 			},
896 		},
897 	},
898 };
899 const unsigned int cx231xx_bcount = ARRAY_SIZE(cx231xx_boards);
900 
901 /* table of devices that work with this driver */
902 struct usb_device_id cx231xx_id_table[] = {
903 	{USB_DEVICE(0x1D19, 0x6109),
904 	.driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
905 	{USB_DEVICE(0x0572, 0x5A3C),
906 	 .driver_info = CX231XX_BOARD_UNKNOWN},
907 	{USB_DEVICE(0x0572, 0x58A2),
908 	 .driver_info = CX231XX_BOARD_CNXT_CARRAERA},
909 	{USB_DEVICE(0x0572, 0x58A1),
910 	 .driver_info = CX231XX_BOARD_CNXT_SHELBY},
911 	{USB_DEVICE(0x0572, 0x58A4),
912 	 .driver_info = CX231XX_BOARD_CNXT_RDE_253S},
913 	{USB_DEVICE(0x0572, 0x58A5),
914 	 .driver_info = CX231XX_BOARD_CNXT_RDU_253S},
915 	{USB_DEVICE(0x0572, 0x58A6),
916 	 .driver_info = CX231XX_BOARD_CNXT_VIDEO_GRABBER},
917 	{USB_DEVICE(0x0572, 0x589E),
918 	 .driver_info = CX231XX_BOARD_CNXT_RDE_250},
919 	{USB_DEVICE(0x0572, 0x58A0),
920 	 .driver_info = CX231XX_BOARD_CNXT_RDU_250},
921 	{USB_DEVICE(0x2040, 0xb110),
922 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL},
923 	{USB_DEVICE(0x2040, 0xb111),
924 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC},
925 	{USB_DEVICE(0x2040, 0xb120),
926 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
927 	{USB_DEVICE(0x2040, 0xb123),
928 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_955Q},
929 	{USB_DEVICE(0x2040, 0xb130),
930 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx},
931 	{USB_DEVICE(0x2040, 0xb131),
932 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx},
933 	/* Hauppauge WinTV-HVR-900-H */
934 	{USB_DEVICE(0x2040, 0xb138),
935 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx},
936 	/* Hauppauge WinTV-HVR-901-H */
937 	{USB_DEVICE(0x2040, 0xb139),
938 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx},
939 	{USB_DEVICE(0x2040, 0xb140),
940 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
941 	{USB_DEVICE(0x2040, 0xc200),
942 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USBLIVE2},
943 	/* PCTV QuatroStick 521e */
944 	{USB_DEVICE(0x2013, 0x0259),
945 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx},
946 	/* PCTV QuatroStick 522e */
947 	{USB_DEVICE(0x2013, 0x025e),
948 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx},
949 	{USB_DEVICE_VER(USB_VID_PIXELVIEW, USB_PID_PIXELVIEW_SBTVD, 0x4000, 0x4001),
950 	 .driver_info = CX231XX_BOARD_PV_PLAYTV_USB_HYBRID},
951 	{USB_DEVICE(USB_VID_PIXELVIEW, 0x5014),
952 	 .driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
953 	{USB_DEVICE(0x1b80, 0xe424),
954 	 .driver_info = CX231XX_BOARD_KWORLD_UB430_USB_HYBRID},
955 	{USB_DEVICE(0x1b80, 0xe421),
956 	 .driver_info = CX231XX_BOARD_KWORLD_UB445_USB_HYBRID},
957 	{USB_DEVICE(0x1f4d, 0x0237),
958 	 .driver_info = CX231XX_BOARD_ICONBIT_U100},
959 	{USB_DEVICE(0x0fd9, 0x0037),
960 	 .driver_info = CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2},
961 	{USB_DEVICE(0x1f4d, 0x0102),
962 	 .driver_info = CX231XX_BOARD_OTG102},
963 	{USB_DEVICE(USB_VID_TERRATEC, 0x00a6),
964 	 .driver_info = CX231XX_BOARD_TERRATEC_GRABBY},
965 	{USB_DEVICE(0x1b80, 0xd3b2),
966 	.driver_info = CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD},
967 	{USB_DEVICE(0x15f4, 0x0135),
968 	.driver_info = CX231XX_BOARD_ASTROMETA_T2HYBRID},
969 	{},
970 };
971 
972 MODULE_DEVICE_TABLE(usb, cx231xx_id_table);
973 
974 /* cx231xx_tuner_callback
975  * will be used to reset XC5000 tuner using GPIO pin
976  */
977 
978 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg)
979 {
980 	int rc = 0;
981 	struct cx231xx *dev = ptr;
982 
983 	if (dev->tuner_type == TUNER_XC5000) {
984 		if (command == XC5000_TUNER_RESET) {
985 			dev_dbg(dev->dev,
986 				"Tuner CB: RESET: cmd %d : tuner type %d\n",
987 				command, dev->tuner_type);
988 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
989 					       1);
990 			msleep(10);
991 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
992 					       0);
993 			msleep(330);
994 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
995 					       1);
996 			msleep(10);
997 		}
998 	} else if (dev->tuner_type == TUNER_NXP_TDA18271) {
999 		switch (command) {
1000 		case TDA18271_CALLBACK_CMD_AGC_ENABLE:
1001 			if (dev->model == CX231XX_BOARD_PV_PLAYTV_USB_HYBRID)
1002 				rc = cx231xx_set_agc_analog_digital_mux_select(dev, arg);
1003 			break;
1004 		default:
1005 			rc = -EINVAL;
1006 			break;
1007 		}
1008 	}
1009 	return rc;
1010 }
1011 EXPORT_SYMBOL_GPL(cx231xx_tuner_callback);
1012 
1013 static void cx231xx_reset_out(struct cx231xx *dev)
1014 {
1015 	cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
1016 	msleep(200);
1017 	cx231xx_set_gpio_value(dev, CX23417_RESET, 0);
1018 	msleep(200);
1019 	cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
1020 }
1021 
1022 static void cx231xx_enable_OSC(struct cx231xx *dev)
1023 {
1024 	cx231xx_set_gpio_value(dev, CX23417_OSC_EN, 1);
1025 }
1026 
1027 static void cx231xx_sleep_s5h1432(struct cx231xx *dev)
1028 {
1029 	cx231xx_set_gpio_value(dev, SLEEP_S5H1432, 0);
1030 }
1031 
1032 static inline void cx231xx_set_model(struct cx231xx *dev)
1033 {
1034 	dev->board = cx231xx_boards[dev->model];
1035 }
1036 
1037 /* Since cx231xx_pre_card_setup() requires a proper dev->model,
1038  * this won't work for boards with generic PCI IDs
1039  */
1040 void cx231xx_pre_card_setup(struct cx231xx *dev)
1041 {
1042 	dev_info(dev->dev, "Identified as %s (card=%d)\n",
1043 		dev->board.name, dev->model);
1044 
1045 	if (CX231XX_BOARD_ASTROMETA_T2HYBRID == dev->model) {
1046 		/* turn on demodulator chip */
1047 		cx231xx_set_gpio_value(dev, 0x03, 0x01);
1048 	}
1049 
1050 	/* set the direction for GPIO pins */
1051 	if (dev->board.tuner_gpio) {
1052 		cx231xx_set_gpio_direction(dev, dev->board.tuner_gpio->bit, 1);
1053 		cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit, 1);
1054 	}
1055 	if (dev->board.tuner_sif_gpio >= 0)
1056 		cx231xx_set_gpio_direction(dev, dev->board.tuner_sif_gpio, 1);
1057 
1058 	/* request some modules if any required */
1059 
1060 	/* set the mode to Analog mode initially */
1061 	cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
1062 
1063 	/* Unlock device */
1064 	/* cx231xx_set_mode(dev, CX231XX_SUSPEND); */
1065 
1066 }
1067 
1068 static void cx231xx_config_tuner(struct cx231xx *dev)
1069 {
1070 	struct tuner_setup tun_setup;
1071 	struct v4l2_frequency f;
1072 
1073 	if (dev->tuner_type == TUNER_ABSENT)
1074 		return;
1075 
1076 	tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
1077 	tun_setup.type = dev->tuner_type;
1078 	tun_setup.addr = dev->tuner_addr;
1079 	tun_setup.tuner_callback = cx231xx_tuner_callback;
1080 
1081 	tuner_call(dev, tuner, s_type_addr, &tun_setup);
1082 
1083 #if 0
1084 	if (tun_setup.type == TUNER_XC5000) {
1085 		static struct xc2028_ctrl ctrl = {
1086 			.fname = XC5000_DEFAULT_FIRMWARE,
1087 			.max_len = 64,
1088 			.demod = 0;
1089 		};
1090 		struct v4l2_priv_tun_config cfg = {
1091 			.tuner = dev->tuner_type,
1092 			.priv = &ctrl,
1093 		};
1094 		tuner_call(dev, tuner, s_config, &cfg);
1095 	}
1096 #endif
1097 	/* configure tuner */
1098 	f.tuner = 0;
1099 	f.type = V4L2_TUNER_ANALOG_TV;
1100 	f.frequency = 9076;	/* just a magic number */
1101 	dev->ctl_freq = f.frequency;
1102 	call_all(dev, tuner, s_frequency, &f);
1103 
1104 }
1105 
1106 static int read_eeprom(struct cx231xx *dev, struct i2c_client *client,
1107 		       u8 *eedata, int len)
1108 {
1109 	int ret = 0;
1110 	u8 start_offset = 0;
1111 	int len_todo = len;
1112 	u8 *eedata_cur = eedata;
1113 	int i;
1114 	struct i2c_msg msg_write = { .addr = client->addr, .flags = 0,
1115 		.buf = &start_offset, .len = 1 };
1116 	struct i2c_msg msg_read = { .addr = client->addr, .flags = I2C_M_RD };
1117 
1118 	/* start reading at offset 0 */
1119 	ret = i2c_transfer(client->adapter, &msg_write, 1);
1120 	if (ret < 0) {
1121 		dev_err(dev->dev, "Can't read eeprom\n");
1122 		return ret;
1123 	}
1124 
1125 	while (len_todo > 0) {
1126 		msg_read.len = (len_todo > 64) ? 64 : len_todo;
1127 		msg_read.buf = eedata_cur;
1128 
1129 		ret = i2c_transfer(client->adapter, &msg_read, 1);
1130 		if (ret < 0) {
1131 			dev_err(dev->dev, "Can't read eeprom\n");
1132 			return ret;
1133 		}
1134 		eedata_cur += msg_read.len;
1135 		len_todo -= msg_read.len;
1136 	}
1137 
1138 	for (i = 0; i + 15 < len; i += 16)
1139 		dev_dbg(dev->dev, "i2c eeprom %02x: %*ph\n",
1140 			i, 16, &eedata[i]);
1141 
1142 	return 0;
1143 }
1144 
1145 void cx231xx_card_setup(struct cx231xx *dev)
1146 {
1147 
1148 	cx231xx_set_model(dev);
1149 
1150 	dev->tuner_type = cx231xx_boards[dev->model].tuner_type;
1151 	if (cx231xx_boards[dev->model].tuner_addr)
1152 		dev->tuner_addr = cx231xx_boards[dev->model].tuner_addr;
1153 
1154 	/* request some modules */
1155 	if (dev->board.decoder == CX231XX_AVDECODER) {
1156 		dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1157 					cx231xx_get_i2c_adap(dev, I2C_0),
1158 					"cx25840", 0x88 >> 1, NULL);
1159 		if (dev->sd_cx25840 == NULL)
1160 			dev_err(dev->dev,
1161 				"cx25840 subdev registration failure\n");
1162 		cx25840_call(dev, core, load_fw);
1163 
1164 	}
1165 
1166 	/* Initialize the tuner */
1167 	if (dev->board.tuner_type != TUNER_ABSENT) {
1168 		struct i2c_adapter *tuner_i2c = cx231xx_get_i2c_adap(dev,
1169 						dev->board.tuner_i2c_master);
1170 		dev->sd_tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1171 						    tuner_i2c,
1172 						    "tuner",
1173 						    dev->tuner_addr, NULL);
1174 		if (dev->sd_tuner == NULL)
1175 			dev_err(dev->dev,
1176 				"tuner subdev registration failure\n");
1177 		else
1178 			cx231xx_config_tuner(dev);
1179 	}
1180 
1181 	switch (dev->model) {
1182 	case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
1183 	case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx:
1184 	case CX231XX_BOARD_HAUPPAUGE_955Q:
1185 		{
1186 			struct eeprom {
1187 				struct tveeprom tvee;
1188 				u8 eeprom[256];
1189 				struct i2c_client client;
1190 			};
1191 			struct eeprom *e = kzalloc(sizeof(*e), GFP_KERNEL);
1192 
1193 			if (e == NULL) {
1194 				dev_err(dev->dev,
1195 					"failed to allocate memory to read eeprom\n");
1196 				break;
1197 			}
1198 			e->client.adapter = cx231xx_get_i2c_adap(dev, I2C_1_MUX_1);
1199 			e->client.addr = 0xa0 >> 1;
1200 
1201 			read_eeprom(dev, &e->client, e->eeprom, sizeof(e->eeprom));
1202 			tveeprom_hauppauge_analog(&e->tvee, e->eeprom + 0xc0);
1203 			kfree(e);
1204 			break;
1205 		}
1206 	}
1207 
1208 }
1209 
1210 /*
1211  * cx231xx_config()
1212  * inits registers with sane defaults
1213  */
1214 int cx231xx_config(struct cx231xx *dev)
1215 {
1216 	/* TBD need to add cx231xx specific code */
1217 
1218 	return 0;
1219 }
1220 
1221 /*
1222  * cx231xx_config_i2c()
1223  * configure i2c attached devices
1224  */
1225 void cx231xx_config_i2c(struct cx231xx *dev)
1226 {
1227 	/* u32 input = INPUT(dev->video_input)->vmux; */
1228 
1229 	call_all(dev, video, s_stream, 1);
1230 }
1231 
1232 static void cx231xx_unregister_media_device(struct cx231xx *dev)
1233 {
1234 #ifdef CONFIG_MEDIA_CONTROLLER
1235 	if (dev->media_dev) {
1236 		media_device_unregister(dev->media_dev);
1237 		media_device_cleanup(dev->media_dev);
1238 		kfree(dev->media_dev);
1239 		dev->media_dev = NULL;
1240 	}
1241 #endif
1242 }
1243 
1244 /*
1245  * cx231xx_realease_resources()
1246  * unregisters the v4l2,i2c and usb devices
1247  * called when the device gets disconected or at module unload
1248 */
1249 void cx231xx_release_resources(struct cx231xx *dev)
1250 {
1251 	cx231xx_ir_exit(dev);
1252 
1253 	cx231xx_release_analog_resources(dev);
1254 
1255 	cx231xx_remove_from_devlist(dev);
1256 
1257 	/* Release I2C buses */
1258 	cx231xx_dev_uninit(dev);
1259 
1260 	/* delete v4l2 device */
1261 	v4l2_device_unregister(&dev->v4l2_dev);
1262 
1263 	cx231xx_unregister_media_device(dev);
1264 
1265 	usb_put_dev(dev->udev);
1266 
1267 	/* Mark device as unused */
1268 	clear_bit(dev->devno, &cx231xx_devused);
1269 }
1270 
1271 static int cx231xx_media_device_init(struct cx231xx *dev,
1272 				      struct usb_device *udev)
1273 {
1274 #ifdef CONFIG_MEDIA_CONTROLLER
1275 	struct media_device *mdev;
1276 
1277 	mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
1278 	if (!mdev)
1279 		return -ENOMEM;
1280 
1281 	media_device_usb_init(mdev, udev, dev->board.name);
1282 
1283 	dev->media_dev = mdev;
1284 #endif
1285 	return 0;
1286 }
1287 
1288 /*
1289  * cx231xx_init_dev()
1290  * allocates and inits the device structs, registers i2c bus and v4l device
1291  */
1292 static int cx231xx_init_dev(struct cx231xx *dev, struct usb_device *udev,
1293 			    int minor)
1294 {
1295 	int retval = -ENOMEM;
1296 	unsigned int maxh, maxw;
1297 
1298 	dev->udev = udev;
1299 	mutex_init(&dev->lock);
1300 	mutex_init(&dev->ctrl_urb_lock);
1301 	mutex_init(&dev->gpio_i2c_lock);
1302 	mutex_init(&dev->i2c_lock);
1303 
1304 	spin_lock_init(&dev->video_mode.slock);
1305 	spin_lock_init(&dev->vbi_mode.slock);
1306 	spin_lock_init(&dev->sliced_cc_mode.slock);
1307 
1308 	init_waitqueue_head(&dev->open);
1309 	init_waitqueue_head(&dev->wait_frame);
1310 	init_waitqueue_head(&dev->wait_stream);
1311 
1312 	dev->cx231xx_read_ctrl_reg = cx231xx_read_ctrl_reg;
1313 	dev->cx231xx_write_ctrl_reg = cx231xx_write_ctrl_reg;
1314 	dev->cx231xx_send_usb_command = cx231xx_send_usb_command;
1315 	dev->cx231xx_gpio_i2c_read = cx231xx_gpio_i2c_read;
1316 	dev->cx231xx_gpio_i2c_write = cx231xx_gpio_i2c_write;
1317 
1318 	/* Query cx231xx to find what pcb config it is related to */
1319 	retval = initialize_cx231xx(dev);
1320 	if (retval < 0) {
1321 		dev_err(dev->dev, "Failed to read PCB config\n");
1322 		return retval;
1323 	}
1324 
1325 	/*To workaround error number=-71 on EP0 for VideoGrabber,
1326 		 need set alt here.*/
1327 	if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER ||
1328 	    dev->model == CX231XX_BOARD_HAUPPAUGE_USBLIVE2) {
1329 		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1330 		cx231xx_set_alt_setting(dev, INDEX_VANC, 1);
1331 	}
1332 	/* Cx231xx pre card setup */
1333 	cx231xx_pre_card_setup(dev);
1334 
1335 	retval = cx231xx_config(dev);
1336 	if (retval) {
1337 		dev_err(dev->dev, "error configuring device\n");
1338 		return -ENOMEM;
1339 	}
1340 
1341 	/* set default norm */
1342 	dev->norm = dev->board.norm;
1343 
1344 	/* register i2c bus */
1345 	retval = cx231xx_dev_init(dev);
1346 	if (retval) {
1347 		dev_err(dev->dev,
1348 			"%s: cx231xx_i2c_register - errCode [%d]!\n",
1349 			__func__, retval);
1350 		goto err_dev_init;
1351 	}
1352 
1353 	/* Do board specific init */
1354 	cx231xx_card_setup(dev);
1355 
1356 	/* configure the device */
1357 	cx231xx_config_i2c(dev);
1358 
1359 	maxw = norm_maxw(dev);
1360 	maxh = norm_maxh(dev);
1361 
1362 	/* set default image size */
1363 	dev->width = maxw;
1364 	dev->height = maxh;
1365 	dev->interlaced = 0;
1366 	dev->video_input = 0;
1367 
1368 	retval = cx231xx_config(dev);
1369 	if (retval) {
1370 		dev_err(dev->dev, "%s: cx231xx_config - errCode [%d]!\n",
1371 			__func__, retval);
1372 		goto err_dev_init;
1373 	}
1374 
1375 	/* init video dma queues */
1376 	INIT_LIST_HEAD(&dev->video_mode.vidq.active);
1377 	INIT_LIST_HEAD(&dev->video_mode.vidq.queued);
1378 
1379 	/* init vbi dma queues */
1380 	INIT_LIST_HEAD(&dev->vbi_mode.vidq.active);
1381 	INIT_LIST_HEAD(&dev->vbi_mode.vidq.queued);
1382 
1383 	/* Reset other chips required if they are tied up with GPIO pins */
1384 	cx231xx_add_into_devlist(dev);
1385 
1386 	if (dev->board.has_417) {
1387 		dev_info(dev->dev, "attach 417 %d\n", dev->model);
1388 		if (cx231xx_417_register(dev) < 0) {
1389 			dev_err(dev->dev,
1390 				"%s() Failed to register 417 on VID_B\n",
1391 				__func__);
1392 		}
1393 	}
1394 
1395 	retval = cx231xx_register_analog_devices(dev);
1396 	if (retval)
1397 		goto err_analog;
1398 
1399 	cx231xx_ir_init(dev);
1400 
1401 	cx231xx_init_extension(dev);
1402 
1403 	return 0;
1404 err_analog:
1405 	cx231xx_unregister_media_device(dev);
1406 	cx231xx_release_analog_resources(dev);
1407 	cx231xx_remove_from_devlist(dev);
1408 err_dev_init:
1409 	cx231xx_dev_uninit(dev);
1410 	return retval;
1411 }
1412 
1413 #if defined(CONFIG_MODULES) && defined(MODULE)
1414 static void request_module_async(struct work_struct *work)
1415 {
1416 	struct cx231xx *dev = container_of(work,
1417 					   struct cx231xx, request_module_wk);
1418 
1419 	if (dev->has_alsa_audio)
1420 		request_module("cx231xx-alsa");
1421 
1422 	if (dev->board.has_dvb)
1423 		request_module("cx231xx-dvb");
1424 
1425 }
1426 
1427 static void request_modules(struct cx231xx *dev)
1428 {
1429 	INIT_WORK(&dev->request_module_wk, request_module_async);
1430 	schedule_work(&dev->request_module_wk);
1431 }
1432 
1433 static void flush_request_modules(struct cx231xx *dev)
1434 {
1435 	flush_work(&dev->request_module_wk);
1436 }
1437 #else
1438 #define request_modules(dev)
1439 #define flush_request_modules(dev)
1440 #endif /* CONFIG_MODULES */
1441 
1442 static int cx231xx_init_v4l2(struct cx231xx *dev,
1443 			     struct usb_device *udev,
1444 			     struct usb_interface *interface,
1445 			     int isoc_pipe)
1446 {
1447 	struct usb_interface *uif;
1448 	int i, idx;
1449 
1450 	/* Video Init */
1451 
1452 	/* compute alternate max packet sizes for video */
1453 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.video_index + 1;
1454 	if (idx >= dev->max_iad_interface_count) {
1455 		dev_err(dev->dev,
1456 			"Video PCB interface #%d doesn't exist\n", idx);
1457 		return -ENODEV;
1458 	}
1459 
1460 	uif = udev->actconfig->interface[idx];
1461 
1462 	if (uif->altsetting[0].desc.bNumEndpoints < isoc_pipe + 1)
1463 		return -ENODEV;
1464 
1465 	dev->video_mode.end_point_addr = uif->altsetting[0].endpoint[isoc_pipe].desc.bEndpointAddress;
1466 	dev->video_mode.num_alt = uif->num_altsetting;
1467 
1468 	dev_info(dev->dev,
1469 		 "video EndPoint Addr 0x%x, Alternate settings: %i\n",
1470 		 dev->video_mode.end_point_addr,
1471 		 dev->video_mode.num_alt);
1472 
1473 	dev->video_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->video_mode.num_alt, GFP_KERNEL);
1474 	if (dev->video_mode.alt_max_pkt_size == NULL)
1475 		return -ENOMEM;
1476 
1477 	for (i = 0; i < dev->video_mode.num_alt; i++) {
1478 		u16 tmp;
1479 
1480 		if (uif->altsetting[i].desc.bNumEndpoints < isoc_pipe + 1)
1481 			return -ENODEV;
1482 
1483 		tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].desc.wMaxPacketSize);
1484 		dev->video_mode.alt_max_pkt_size[i] = (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1485 		dev_dbg(dev->dev,
1486 			"Alternate setting %i, max size= %i\n", i,
1487 			dev->video_mode.alt_max_pkt_size[i]);
1488 	}
1489 
1490 	/* VBI Init */
1491 
1492 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.vanc_index + 1;
1493 	if (idx >= dev->max_iad_interface_count) {
1494 		dev_err(dev->dev,
1495 			"VBI PCB interface #%d doesn't exist\n", idx);
1496 		return -ENODEV;
1497 	}
1498 	uif = udev->actconfig->interface[idx];
1499 
1500 	if (uif->altsetting[0].desc.bNumEndpoints < isoc_pipe + 1)
1501 		return -ENODEV;
1502 
1503 	dev->vbi_mode.end_point_addr =
1504 	    uif->altsetting[0].endpoint[isoc_pipe].desc.
1505 			bEndpointAddress;
1506 
1507 	dev->vbi_mode.num_alt = uif->num_altsetting;
1508 	dev_info(dev->dev,
1509 		 "VBI EndPoint Addr 0x%x, Alternate settings: %i\n",
1510 		 dev->vbi_mode.end_point_addr,
1511 		 dev->vbi_mode.num_alt);
1512 
1513 	/* compute alternate max packet sizes for vbi */
1514 	dev->vbi_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->vbi_mode.num_alt, GFP_KERNEL);
1515 	if (dev->vbi_mode.alt_max_pkt_size == NULL)
1516 		return -ENOMEM;
1517 
1518 	for (i = 0; i < dev->vbi_mode.num_alt; i++) {
1519 		u16 tmp;
1520 
1521 		if (uif->altsetting[i].desc.bNumEndpoints < isoc_pipe + 1)
1522 			return -ENODEV;
1523 
1524 		tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1525 				desc.wMaxPacketSize);
1526 		dev->vbi_mode.alt_max_pkt_size[i] =
1527 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1528 		dev_dbg(dev->dev,
1529 			"Alternate setting %i, max size= %i\n", i,
1530 			dev->vbi_mode.alt_max_pkt_size[i]);
1531 	}
1532 
1533 	/* Sliced CC VBI init */
1534 
1535 	/* compute alternate max packet sizes for sliced CC */
1536 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.hanc_index + 1;
1537 	if (idx >= dev->max_iad_interface_count) {
1538 		dev_err(dev->dev,
1539 			"Sliced CC PCB interface #%d doesn't exist\n", idx);
1540 		return -ENODEV;
1541 	}
1542 	uif = udev->actconfig->interface[idx];
1543 
1544 	if (uif->altsetting[0].desc.bNumEndpoints < isoc_pipe + 1)
1545 		return -ENODEV;
1546 
1547 	dev->sliced_cc_mode.end_point_addr =
1548 	    uif->altsetting[0].endpoint[isoc_pipe].desc.
1549 			bEndpointAddress;
1550 
1551 	dev->sliced_cc_mode.num_alt = uif->num_altsetting;
1552 	dev_info(dev->dev,
1553 		 "sliced CC EndPoint Addr 0x%x, Alternate settings: %i\n",
1554 		 dev->sliced_cc_mode.end_point_addr,
1555 		 dev->sliced_cc_mode.num_alt);
1556 	dev->sliced_cc_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->sliced_cc_mode.num_alt, GFP_KERNEL);
1557 	if (dev->sliced_cc_mode.alt_max_pkt_size == NULL)
1558 		return -ENOMEM;
1559 
1560 	for (i = 0; i < dev->sliced_cc_mode.num_alt; i++) {
1561 		u16 tmp;
1562 
1563 		if (uif->altsetting[i].desc.bNumEndpoints < isoc_pipe + 1)
1564 			return -ENODEV;
1565 
1566 		tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1567 				desc.wMaxPacketSize);
1568 		dev->sliced_cc_mode.alt_max_pkt_size[i] =
1569 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1570 		dev_dbg(dev->dev,
1571 			"Alternate setting %i, max size= %i\n", i,
1572 			dev->sliced_cc_mode.alt_max_pkt_size[i]);
1573 	}
1574 
1575 	return 0;
1576 }
1577 
1578 /*
1579  * cx231xx_usb_probe()
1580  * checks for supported devices
1581  */
1582 static int cx231xx_usb_probe(struct usb_interface *interface,
1583 			     const struct usb_device_id *id)
1584 {
1585 	struct usb_device *udev;
1586 	struct device *d = &interface->dev;
1587 	struct usb_interface *uif;
1588 	struct cx231xx *dev = NULL;
1589 	int retval = -ENODEV;
1590 	int nr = 0, ifnum;
1591 	int i, isoc_pipe = 0;
1592 	char *speed;
1593 	u8 idx;
1594 	struct usb_interface_assoc_descriptor *assoc_desc;
1595 
1596 	ifnum = interface->altsetting[0].desc.bInterfaceNumber;
1597 
1598 	/*
1599 	 * Interface number 0 - IR interface (handled by mceusb driver)
1600 	 * Interface number 1 - AV interface (handled by this driver)
1601 	 */
1602 	if (ifnum != 1)
1603 		return -ENODEV;
1604 
1605 	/* Check to see next free device and mark as used */
1606 	do {
1607 		nr = find_first_zero_bit(&cx231xx_devused, CX231XX_MAXBOARDS);
1608 		if (nr >= CX231XX_MAXBOARDS) {
1609 			/* No free device slots */
1610 			dev_err(d,
1611 				"Supports only %i devices.\n",
1612 				CX231XX_MAXBOARDS);
1613 			return -ENOMEM;
1614 		}
1615 	} while (test_and_set_bit(nr, &cx231xx_devused));
1616 
1617 	udev = usb_get_dev(interface_to_usbdev(interface));
1618 
1619 	/* allocate memory for our device state and initialize it */
1620 	dev = devm_kzalloc(&udev->dev, sizeof(*dev), GFP_KERNEL);
1621 	if (dev == NULL) {
1622 		retval = -ENOMEM;
1623 		goto err_if;
1624 	}
1625 
1626 	snprintf(dev->name, 29, "cx231xx #%d", nr);
1627 	dev->devno = nr;
1628 	dev->model = id->driver_info;
1629 	dev->video_mode.alt = -1;
1630 	dev->dev = d;
1631 
1632 	cx231xx_set_model(dev);
1633 
1634 	dev->interface_count++;
1635 	/* reset gpio dir and value */
1636 	dev->gpio_dir = 0;
1637 	dev->gpio_val = 0;
1638 	dev->xc_fw_load_done = 0;
1639 	dev->has_alsa_audio = 1;
1640 	dev->power_mode = -1;
1641 	atomic_set(&dev->devlist_count, 0);
1642 
1643 	/* 0 - vbi ; 1 -sliced cc mode */
1644 	dev->vbi_or_sliced_cc_mode = 0;
1645 
1646 	/* get maximum no.of IAD interfaces */
1647 	dev->max_iad_interface_count = udev->config->desc.bNumInterfaces;
1648 
1649 	/* init CIR module TBD */
1650 
1651 	/*mode_tv: digital=1 or analog=0*/
1652 	dev->mode_tv = 0;
1653 
1654 	dev->USE_ISO = transfer_mode;
1655 
1656 	switch (udev->speed) {
1657 	case USB_SPEED_LOW:
1658 		speed = "1.5";
1659 		break;
1660 	case USB_SPEED_UNKNOWN:
1661 	case USB_SPEED_FULL:
1662 		speed = "12";
1663 		break;
1664 	case USB_SPEED_HIGH:
1665 		speed = "480";
1666 		break;
1667 	default:
1668 		speed = "unknown";
1669 	}
1670 
1671 	dev_info(d,
1672 		 "New device %s %s @ %s Mbps (%04x:%04x) with %d interfaces\n",
1673 		 udev->manufacturer ? udev->manufacturer : "",
1674 		 udev->product ? udev->product : "",
1675 		 speed,
1676 		 le16_to_cpu(udev->descriptor.idVendor),
1677 		 le16_to_cpu(udev->descriptor.idProduct),
1678 		 dev->max_iad_interface_count);
1679 
1680 	/* increment interface count */
1681 	dev->interface_count++;
1682 
1683 	/* get device number */
1684 	nr = dev->devno;
1685 
1686 	assoc_desc = udev->actconfig->intf_assoc[0];
1687 	if (assoc_desc->bFirstInterface != ifnum) {
1688 		dev_err(d, "Not found matching IAD interface\n");
1689 		retval = -ENODEV;
1690 		goto err_if;
1691 	}
1692 
1693 	dev_dbg(d, "registering interface %d\n", ifnum);
1694 
1695 	/* save our data pointer in this interface device */
1696 	usb_set_intfdata(interface, dev);
1697 
1698 	/* Initialize the media controller */
1699 	retval = cx231xx_media_device_init(dev, udev);
1700 	if (retval) {
1701 		dev_err(d, "cx231xx_media_device_init failed\n");
1702 		goto err_media_init;
1703 	}
1704 
1705 	/* Create v4l2 device */
1706 #ifdef CONFIG_MEDIA_CONTROLLER
1707 	dev->v4l2_dev.mdev = dev->media_dev;
1708 #endif
1709 	retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev);
1710 	if (retval) {
1711 		dev_err(d, "v4l2_device_register failed\n");
1712 		goto err_v4l2;
1713 	}
1714 
1715 	/* allocate device struct */
1716 	retval = cx231xx_init_dev(dev, udev, nr);
1717 	if (retval)
1718 		goto err_init;
1719 
1720 	retval = cx231xx_init_v4l2(dev, udev, interface, isoc_pipe);
1721 	if (retval)
1722 		goto err_init;
1723 
1724 	if (dev->current_pcb_config.ts1_source != 0xff) {
1725 		/* compute alternate max packet sizes for TS1 */
1726 		idx = dev->current_pcb_config.hs_config_info[0].interface_info.ts1_index + 1;
1727 		if (idx >= dev->max_iad_interface_count) {
1728 			dev_err(d, "TS1 PCB interface #%d doesn't exist\n",
1729 				idx);
1730 			retval = -ENODEV;
1731 			goto err_video_alt;
1732 		}
1733 		uif = udev->actconfig->interface[idx];
1734 
1735 		if (uif->altsetting[0].desc.bNumEndpoints < isoc_pipe + 1) {
1736 			retval = -ENODEV;
1737 			goto err_video_alt;
1738 		}
1739 
1740 		dev->ts1_mode.end_point_addr =
1741 		    uif->altsetting[0].endpoint[isoc_pipe].
1742 				desc.bEndpointAddress;
1743 
1744 		dev->ts1_mode.num_alt = uif->num_altsetting;
1745 		dev_info(d,
1746 			 "TS EndPoint Addr 0x%x, Alternate settings: %i\n",
1747 			 dev->ts1_mode.end_point_addr,
1748 			 dev->ts1_mode.num_alt);
1749 
1750 		dev->ts1_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->ts1_mode.num_alt, GFP_KERNEL);
1751 		if (dev->ts1_mode.alt_max_pkt_size == NULL) {
1752 			retval = -ENOMEM;
1753 			goto err_video_alt;
1754 		}
1755 
1756 		for (i = 0; i < dev->ts1_mode.num_alt; i++) {
1757 			u16 tmp;
1758 
1759 			if (uif->altsetting[i].desc.bNumEndpoints < isoc_pipe + 1) {
1760 				retval = -ENODEV;
1761 				goto err_video_alt;
1762 			}
1763 
1764 			tmp = le16_to_cpu(uif->altsetting[i].
1765 						endpoint[isoc_pipe].desc.
1766 						wMaxPacketSize);
1767 			dev->ts1_mode.alt_max_pkt_size[i] =
1768 			    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1769 			dev_dbg(d, "Alternate setting %i, max size= %i\n",
1770 				i, dev->ts1_mode.alt_max_pkt_size[i]);
1771 		}
1772 	}
1773 
1774 	if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER) {
1775 		cx231xx_enable_OSC(dev);
1776 		cx231xx_reset_out(dev);
1777 		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1778 	}
1779 
1780 	if (dev->model == CX231XX_BOARD_CNXT_RDE_253S)
1781 		cx231xx_sleep_s5h1432(dev);
1782 
1783 	/* load other modules required */
1784 	request_modules(dev);
1785 
1786 #ifdef CONFIG_MEDIA_CONTROLLER
1787 	/* Init entities at the Media Controller */
1788 	cx231xx_v4l2_create_entities(dev);
1789 
1790 	retval = v4l2_mc_create_media_graph(dev->media_dev);
1791 	if (!retval)
1792 		retval = media_device_register(dev->media_dev);
1793 #endif
1794 	if (retval < 0)
1795 		cx231xx_release_resources(dev);
1796 	return retval;
1797 
1798 err_video_alt:
1799 	/* cx231xx_uninit_dev: */
1800 	cx231xx_close_extension(dev);
1801 	cx231xx_ir_exit(dev);
1802 	cx231xx_release_analog_resources(dev);
1803 	cx231xx_417_unregister(dev);
1804 	cx231xx_remove_from_devlist(dev);
1805 	cx231xx_dev_uninit(dev);
1806 err_init:
1807 	v4l2_device_unregister(&dev->v4l2_dev);
1808 err_v4l2:
1809 	cx231xx_unregister_media_device(dev);
1810 err_media_init:
1811 	usb_set_intfdata(interface, NULL);
1812 err_if:
1813 	usb_put_dev(udev);
1814 	clear_bit(nr, &cx231xx_devused);
1815 	return retval;
1816 }
1817 
1818 /*
1819  * cx231xx_usb_disconnect()
1820  * called when the device gets diconencted
1821  * video device will be unregistered on v4l2_close in case it is still open
1822  */
1823 static void cx231xx_usb_disconnect(struct usb_interface *interface)
1824 {
1825 	struct cx231xx *dev;
1826 
1827 	dev = usb_get_intfdata(interface);
1828 	usb_set_intfdata(interface, NULL);
1829 
1830 	if (!dev)
1831 		return;
1832 
1833 	if (!dev->udev)
1834 		return;
1835 
1836 	dev->state |= DEV_DISCONNECTED;
1837 
1838 	flush_request_modules(dev);
1839 
1840 	/* wait until all current v4l2 io is finished then deallocate
1841 	   resources */
1842 	mutex_lock(&dev->lock);
1843 
1844 	wake_up_interruptible_all(&dev->open);
1845 
1846 	if (dev->users) {
1847 		dev_warn(dev->dev,
1848 			 "device %s is open! Deregistration and memory deallocation are deferred on close.\n",
1849 			 video_device_node_name(&dev->vdev));
1850 
1851 		/* Even having users, it is safe to remove the RC i2c driver */
1852 		cx231xx_ir_exit(dev);
1853 
1854 		if (dev->USE_ISO)
1855 			cx231xx_uninit_isoc(dev);
1856 		else
1857 			cx231xx_uninit_bulk(dev);
1858 		wake_up_interruptible(&dev->wait_frame);
1859 		wake_up_interruptible(&dev->wait_stream);
1860 	} else {
1861 	}
1862 
1863 	cx231xx_close_extension(dev);
1864 
1865 	mutex_unlock(&dev->lock);
1866 
1867 	if (!dev->users)
1868 		cx231xx_release_resources(dev);
1869 }
1870 
1871 static struct usb_driver cx231xx_usb_driver = {
1872 	.name = "cx231xx",
1873 	.probe = cx231xx_usb_probe,
1874 	.disconnect = cx231xx_usb_disconnect,
1875 	.id_table = cx231xx_id_table,
1876 };
1877 
1878 module_usb_driver(cx231xx_usb_driver);
1879