1 /*
2    cx231xx-cards.c - driver for Conexant Cx23100/101/102
3 				USB video capture devices
4 
5    Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
6 				Based on em28xx driver
7 
8    This program is free software; you can redistribute it and/or modify
9    it under the terms of the GNU General Public License as published by
10    the Free Software Foundation; either version 2 of the License, or
11    (at your option) any later version.
12 
13    This program is distributed in the hope that it will be useful,
14    but WITHOUT ANY WARRANTY; without even the implied warranty of
15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16    GNU General Public License for more details.
17 
18    You should have received a copy of the GNU General Public License
19    along with this program; if not, write to the Free Software
20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22 
23 #include <linux/init.h>
24 #include <linux/module.h>
25 #include <linux/slab.h>
26 #include <linux/delay.h>
27 #include <linux/i2c.h>
28 #include <linux/usb.h>
29 #include <media/tuner.h>
30 #include <media/tveeprom.h>
31 #include <media/v4l2-common.h>
32 
33 #include <media/cx25840.h>
34 #include "dvb-usb-ids.h"
35 #include "xc5000.h"
36 #include "tda18271.h"
37 
38 #include "cx231xx.h"
39 
40 static int tuner = -1;
41 module_param(tuner, int, 0444);
42 MODULE_PARM_DESC(tuner, "tuner type");
43 
44 static int transfer_mode = 1;
45 module_param(transfer_mode, int, 0444);
46 MODULE_PARM_DESC(transfer_mode, "transfer mode (1-ISO or 0-BULK)");
47 
48 static unsigned int disable_ir;
49 module_param(disable_ir, int, 0444);
50 MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
51 
52 /* Bitmask marking allocated devices from 0 to CX231XX_MAXBOARDS */
53 static unsigned long cx231xx_devused;
54 
55 /*
56  *  Reset sequences for analog/digital modes
57  */
58 
59 static struct cx231xx_reg_seq RDE250_XCV_TUNER[] = {
60 	{0x03, 0x01, 10},
61 	{0x03, 0x00, 30},
62 	{0x03, 0x01, 10},
63 	{-1, -1, -1},
64 };
65 
66 /*
67  *  Board definitions
68  */
69 struct cx231xx_board cx231xx_boards[] = {
70 	[CX231XX_BOARD_UNKNOWN] = {
71 		.name = "Unknown CX231xx video grabber",
72 		.tuner_type = TUNER_ABSENT,
73 		.input = {{
74 				.type = CX231XX_VMUX_TELEVISION,
75 				.vmux = CX231XX_VIN_3_1,
76 				.amux = CX231XX_AMUX_VIDEO,
77 				.gpio = NULL,
78 			}, {
79 				.type = CX231XX_VMUX_COMPOSITE1,
80 				.vmux = CX231XX_VIN_2_1,
81 				.amux = CX231XX_AMUX_LINE_IN,
82 				.gpio = NULL,
83 			}, {
84 				.type = CX231XX_VMUX_SVIDEO,
85 				.vmux = CX231XX_VIN_1_1 |
86 					(CX231XX_VIN_1_2 << 8) |
87 					CX25840_SVIDEO_ON,
88 				.amux = CX231XX_AMUX_LINE_IN,
89 				.gpio = NULL,
90 			}
91 		},
92 	},
93 	[CX231XX_BOARD_CNXT_CARRAERA] = {
94 		.name = "Conexant Hybrid TV - CARRAERA",
95 		.tuner_type = TUNER_XC5000,
96 		.tuner_addr = 0x61,
97 		.tuner_gpio = RDE250_XCV_TUNER,
98 		.tuner_sif_gpio = 0x05,
99 		.tuner_scl_gpio = 0x1a,
100 		.tuner_sda_gpio = 0x1b,
101 		.decoder = CX231XX_AVDECODER,
102 		.output_mode = OUT_MODE_VIP11,
103 		.demod_xfer_mode = 0,
104 		.ctl_pin_status_mask = 0xFFFFFFC4,
105 		.agc_analog_digital_select_gpio = 0x0c,
106 		.gpio_pin_status_mask = 0x4001000,
107 		.tuner_i2c_master = 1,
108 		.demod_i2c_master = 2,
109 		.has_dvb = 1,
110 		.demod_addr = 0x02,
111 		.norm = V4L2_STD_PAL,
112 
113 		.input = {{
114 				.type = CX231XX_VMUX_TELEVISION,
115 				.vmux = CX231XX_VIN_3_1,
116 				.amux = CX231XX_AMUX_VIDEO,
117 				.gpio = NULL,
118 			}, {
119 				.type = CX231XX_VMUX_COMPOSITE1,
120 				.vmux = CX231XX_VIN_2_1,
121 				.amux = CX231XX_AMUX_LINE_IN,
122 				.gpio = NULL,
123 			}, {
124 				.type = CX231XX_VMUX_SVIDEO,
125 				.vmux = CX231XX_VIN_1_1 |
126 					(CX231XX_VIN_1_2 << 8) |
127 					CX25840_SVIDEO_ON,
128 				.amux = CX231XX_AMUX_LINE_IN,
129 				.gpio = NULL,
130 			}
131 		},
132 	},
133 	[CX231XX_BOARD_CNXT_SHELBY] = {
134 		.name = "Conexant Hybrid TV - SHELBY",
135 		.tuner_type = TUNER_XC5000,
136 		.tuner_addr = 0x61,
137 		.tuner_gpio = RDE250_XCV_TUNER,
138 		.tuner_sif_gpio = 0x05,
139 		.tuner_scl_gpio = 0x1a,
140 		.tuner_sda_gpio = 0x1b,
141 		.decoder = CX231XX_AVDECODER,
142 		.output_mode = OUT_MODE_VIP11,
143 		.demod_xfer_mode = 0,
144 		.ctl_pin_status_mask = 0xFFFFFFC4,
145 		.agc_analog_digital_select_gpio = 0x0c,
146 		.gpio_pin_status_mask = 0x4001000,
147 		.tuner_i2c_master = 1,
148 		.demod_i2c_master = 2,
149 		.has_dvb = 1,
150 		.demod_addr = 0x32,
151 		.norm = V4L2_STD_NTSC,
152 
153 		.input = {{
154 				.type = CX231XX_VMUX_TELEVISION,
155 				.vmux = CX231XX_VIN_3_1,
156 				.amux = CX231XX_AMUX_VIDEO,
157 				.gpio = NULL,
158 			}, {
159 				.type = CX231XX_VMUX_COMPOSITE1,
160 				.vmux = CX231XX_VIN_2_1,
161 				.amux = CX231XX_AMUX_LINE_IN,
162 				.gpio = NULL,
163 			}, {
164 				.type = CX231XX_VMUX_SVIDEO,
165 				.vmux = CX231XX_VIN_1_1 |
166 					(CX231XX_VIN_1_2 << 8) |
167 					CX25840_SVIDEO_ON,
168 				.amux = CX231XX_AMUX_LINE_IN,
169 				.gpio = NULL,
170 			}
171 		},
172 	},
173 	[CX231XX_BOARD_CNXT_RDE_253S] = {
174 		.name = "Conexant Hybrid TV - RDE253S",
175 		.tuner_type = TUNER_NXP_TDA18271,
176 		.tuner_addr = 0x60,
177 		.tuner_gpio = RDE250_XCV_TUNER,
178 		.tuner_sif_gpio = 0x05,
179 		.tuner_scl_gpio = 0x1a,
180 		.tuner_sda_gpio = 0x1b,
181 		.decoder = CX231XX_AVDECODER,
182 		.output_mode = OUT_MODE_VIP11,
183 		.demod_xfer_mode = 0,
184 		.ctl_pin_status_mask = 0xFFFFFFC4,
185 		.agc_analog_digital_select_gpio = 0x1c,
186 		.gpio_pin_status_mask = 0x4001000,
187 		.tuner_i2c_master = 1,
188 		.demod_i2c_master = 2,
189 		.has_dvb = 1,
190 		.demod_addr = 0x02,
191 		.norm = V4L2_STD_PAL,
192 
193 		.input = {{
194 				.type = CX231XX_VMUX_TELEVISION,
195 				.vmux = CX231XX_VIN_3_1,
196 				.amux = CX231XX_AMUX_VIDEO,
197 				.gpio = NULL,
198 			}, {
199 				.type = CX231XX_VMUX_COMPOSITE1,
200 				.vmux = CX231XX_VIN_2_1,
201 				.amux = CX231XX_AMUX_LINE_IN,
202 				.gpio = NULL,
203 			}, {
204 				.type = CX231XX_VMUX_SVIDEO,
205 				.vmux = CX231XX_VIN_1_1 |
206 					(CX231XX_VIN_1_2 << 8) |
207 					CX25840_SVIDEO_ON,
208 				.amux = CX231XX_AMUX_LINE_IN,
209 				.gpio = NULL,
210 			}
211 		},
212 	},
213 
214 	[CX231XX_BOARD_CNXT_RDU_253S] = {
215 		.name = "Conexant Hybrid TV - RDU253S",
216 		.tuner_type = TUNER_NXP_TDA18271,
217 		.tuner_addr = 0x60,
218 		.tuner_gpio = RDE250_XCV_TUNER,
219 		.tuner_sif_gpio = 0x05,
220 		.tuner_scl_gpio = 0x1a,
221 		.tuner_sda_gpio = 0x1b,
222 		.decoder = CX231XX_AVDECODER,
223 		.output_mode = OUT_MODE_VIP11,
224 		.demod_xfer_mode = 0,
225 		.ctl_pin_status_mask = 0xFFFFFFC4,
226 		.agc_analog_digital_select_gpio = 0x1c,
227 		.gpio_pin_status_mask = 0x4001000,
228 		.tuner_i2c_master = 1,
229 		.demod_i2c_master = 2,
230 		.has_dvb = 1,
231 		.demod_addr = 0x02,
232 		.norm = V4L2_STD_PAL,
233 
234 		.input = {{
235 				.type = CX231XX_VMUX_TELEVISION,
236 				.vmux = CX231XX_VIN_3_1,
237 				.amux = CX231XX_AMUX_VIDEO,
238 				.gpio = NULL,
239 			}, {
240 				.type = CX231XX_VMUX_COMPOSITE1,
241 				.vmux = CX231XX_VIN_2_1,
242 				.amux = CX231XX_AMUX_LINE_IN,
243 				.gpio = NULL,
244 			}, {
245 				.type = CX231XX_VMUX_SVIDEO,
246 				.vmux = CX231XX_VIN_1_1 |
247 					(CX231XX_VIN_1_2 << 8) |
248 					CX25840_SVIDEO_ON,
249 				.amux = CX231XX_AMUX_LINE_IN,
250 				.gpio = NULL,
251 			}
252 		},
253 	},
254 	[CX231XX_BOARD_CNXT_VIDEO_GRABBER] = {
255 		.name = "Conexant VIDEO GRABBER",
256 		.tuner_type = TUNER_ABSENT,
257 		.decoder = CX231XX_AVDECODER,
258 		.output_mode = OUT_MODE_VIP11,
259 		.ctl_pin_status_mask = 0xFFFFFFC4,
260 		.agc_analog_digital_select_gpio = 0x1c,
261 		.gpio_pin_status_mask = 0x4001000,
262 		.norm = V4L2_STD_PAL,
263 		.no_alt_vanc = 1,
264 		.external_av = 1,
265 		.dont_use_port_3 = 1,
266 		/* Actually, it has a 417, but it isn't working correctly.
267 		 * So set to 0 for now until someone can manage to get this
268 		 * to work reliably. */
269 		.has_417 = 0,
270 
271 		.input = {{
272 				.type = CX231XX_VMUX_COMPOSITE1,
273 				.vmux = CX231XX_VIN_2_1,
274 				.amux = CX231XX_AMUX_LINE_IN,
275 				.gpio = NULL,
276 			}, {
277 				.type = CX231XX_VMUX_SVIDEO,
278 				.vmux = CX231XX_VIN_1_1 |
279 					(CX231XX_VIN_1_2 << 8) |
280 					CX25840_SVIDEO_ON,
281 				.amux = CX231XX_AMUX_LINE_IN,
282 				.gpio = NULL,
283 			}
284 		},
285 	},
286 	[CX231XX_BOARD_CNXT_RDE_250] = {
287 		.name = "Conexant Hybrid TV - rde 250",
288 		.tuner_type = TUNER_XC5000,
289 		.tuner_addr = 0x61,
290 		.tuner_gpio = RDE250_XCV_TUNER,
291 		.tuner_sif_gpio = 0x05,
292 		.tuner_scl_gpio = 0x1a,
293 		.tuner_sda_gpio = 0x1b,
294 		.decoder = CX231XX_AVDECODER,
295 		.output_mode = OUT_MODE_VIP11,
296 		.demod_xfer_mode = 0,
297 		.ctl_pin_status_mask = 0xFFFFFFC4,
298 		.agc_analog_digital_select_gpio = 0x0c,
299 		.gpio_pin_status_mask = 0x4001000,
300 		.tuner_i2c_master = 1,
301 		.demod_i2c_master = 2,
302 		.has_dvb = 1,
303 		.demod_addr = 0x02,
304 		.norm = V4L2_STD_PAL,
305 
306 		.input = {{
307 				.type = CX231XX_VMUX_TELEVISION,
308 				.vmux = CX231XX_VIN_2_1,
309 				.amux = CX231XX_AMUX_VIDEO,
310 				.gpio = NULL,
311 			}
312 		},
313 	},
314 	[CX231XX_BOARD_CNXT_RDU_250] = {
315 		.name = "Conexant Hybrid TV - RDU 250",
316 		.tuner_type = TUNER_XC5000,
317 		.tuner_addr = 0x61,
318 		.tuner_gpio = RDE250_XCV_TUNER,
319 		.tuner_sif_gpio = 0x05,
320 		.tuner_scl_gpio = 0x1a,
321 		.tuner_sda_gpio = 0x1b,
322 		.decoder = CX231XX_AVDECODER,
323 		.output_mode = OUT_MODE_VIP11,
324 		.demod_xfer_mode = 0,
325 		.ctl_pin_status_mask = 0xFFFFFFC4,
326 		.agc_analog_digital_select_gpio = 0x0c,
327 		.gpio_pin_status_mask = 0x4001000,
328 		.tuner_i2c_master = 1,
329 		.demod_i2c_master = 2,
330 		.has_dvb = 1,
331 		.demod_addr = 0x32,
332 		.norm = V4L2_STD_NTSC,
333 
334 		.input = {{
335 				.type = CX231XX_VMUX_TELEVISION,
336 				.vmux = CX231XX_VIN_2_1,
337 				.amux = CX231XX_AMUX_VIDEO,
338 				.gpio = NULL,
339 			}
340 		},
341 	},
342 	[CX231XX_BOARD_HAUPPAUGE_EXETER] = {
343 		.name = "Hauppauge EXETER",
344 		.tuner_type = TUNER_NXP_TDA18271,
345 		.tuner_addr = 0x60,
346 		.tuner_gpio = RDE250_XCV_TUNER,
347 		.tuner_sif_gpio = 0x05,
348 		.tuner_scl_gpio = 0x1a,
349 		.tuner_sda_gpio = 0x1b,
350 		.decoder = CX231XX_AVDECODER,
351 		.output_mode = OUT_MODE_VIP11,
352 		.demod_xfer_mode = 0,
353 		.ctl_pin_status_mask = 0xFFFFFFC4,
354 		.agc_analog_digital_select_gpio = 0x0c,
355 		.gpio_pin_status_mask = 0x4001000,
356 		.tuner_i2c_master = 1,
357 		.demod_i2c_master = 2,
358 		.has_dvb = 1,
359 		.demod_addr = 0x0e,
360 		.norm = V4L2_STD_NTSC,
361 
362 		.input = {{
363 			.type = CX231XX_VMUX_TELEVISION,
364 			.vmux = CX231XX_VIN_3_1,
365 			.amux = CX231XX_AMUX_VIDEO,
366 			.gpio = NULL,
367 		}, {
368 			.type = CX231XX_VMUX_COMPOSITE1,
369 			.vmux = CX231XX_VIN_2_1,
370 			.amux = CX231XX_AMUX_LINE_IN,
371 			.gpio = NULL,
372 		}, {
373 			.type = CX231XX_VMUX_SVIDEO,
374 			.vmux = CX231XX_VIN_1_1 |
375 				(CX231XX_VIN_1_2 << 8) |
376 				CX25840_SVIDEO_ON,
377 			.amux = CX231XX_AMUX_LINE_IN,
378 			.gpio = NULL,
379 		} },
380 	},
381 	[CX231XX_BOARD_HAUPPAUGE_USBLIVE2] = {
382 		.name = "Hauppauge USB Live 2",
383 		.tuner_type = TUNER_ABSENT,
384 		.decoder = CX231XX_AVDECODER,
385 		.output_mode = OUT_MODE_VIP11,
386 		.demod_xfer_mode = 0,
387 		.ctl_pin_status_mask = 0xFFFFFFC4,
388 		.agc_analog_digital_select_gpio = 0x0c,
389 		.gpio_pin_status_mask = 0x4001000,
390 		.norm = V4L2_STD_NTSC,
391 		.no_alt_vanc = 1,
392 		.external_av = 1,
393 		.dont_use_port_3 = 1,
394 		.input = {{
395 			.type = CX231XX_VMUX_COMPOSITE1,
396 			.vmux = CX231XX_VIN_2_1,
397 			.amux = CX231XX_AMUX_LINE_IN,
398 			.gpio = NULL,
399 		}, {
400 			.type = CX231XX_VMUX_SVIDEO,
401 			.vmux = CX231XX_VIN_1_1 |
402 				(CX231XX_VIN_1_2 << 8) |
403 				CX25840_SVIDEO_ON,
404 			.amux = CX231XX_AMUX_LINE_IN,
405 			.gpio = NULL,
406 		} },
407 	},
408 	[CX231XX_BOARD_KWORLD_UB430_USB_HYBRID] = {
409 		.name = "Kworld UB430 USB Hybrid",
410 		.tuner_type = TUNER_NXP_TDA18271,
411 		.tuner_addr = 0x60,
412 		.decoder = CX231XX_AVDECODER,
413 		.output_mode = OUT_MODE_VIP11,
414 		.demod_xfer_mode = 0,
415 		.ctl_pin_status_mask = 0xFFFFFFC4,
416 		.agc_analog_digital_select_gpio = 0x11,	/* According with PV cxPolaris.inf file */
417 		.tuner_sif_gpio = -1,
418 		.tuner_scl_gpio = -1,
419 		.tuner_sda_gpio = -1,
420 		.gpio_pin_status_mask = 0x4001000,
421 		.tuner_i2c_master = 2,
422 		.demod_i2c_master = 1,
423 		.ir_i2c_master = 2,
424 		.has_dvb = 1,
425 		.demod_addr = 0x10,
426 		.norm = V4L2_STD_PAL_M,
427 		.input = {{
428 			.type = CX231XX_VMUX_TELEVISION,
429 			.vmux = CX231XX_VIN_3_1,
430 			.amux = CX231XX_AMUX_VIDEO,
431 			.gpio = NULL,
432 		}, {
433 			.type = CX231XX_VMUX_COMPOSITE1,
434 			.vmux = CX231XX_VIN_2_1,
435 			.amux = CX231XX_AMUX_LINE_IN,
436 			.gpio = NULL,
437 		}, {
438 			.type = CX231XX_VMUX_SVIDEO,
439 			.vmux = CX231XX_VIN_1_1 |
440 				(CX231XX_VIN_1_2 << 8) |
441 				CX25840_SVIDEO_ON,
442 			.amux = CX231XX_AMUX_LINE_IN,
443 			.gpio = NULL,
444 		} },
445 	},
446 	[CX231XX_BOARD_KWORLD_UB445_USB_HYBRID] = {
447 		.name = "Kworld UB445 USB Hybrid",
448 		.tuner_type = TUNER_NXP_TDA18271,
449 		.tuner_addr = 0x60,
450 		.decoder = CX231XX_AVDECODER,
451 		.output_mode = OUT_MODE_VIP11,
452 		.demod_xfer_mode = 0,
453 		.ctl_pin_status_mask = 0xFFFFFFC4,
454 		.agc_analog_digital_select_gpio = 0x11,	/* According with PV cxPolaris.inf file */
455 		.tuner_sif_gpio = -1,
456 		.tuner_scl_gpio = -1,
457 		.tuner_sda_gpio = -1,
458 		.gpio_pin_status_mask = 0x4001000,
459 		.tuner_i2c_master = 2,
460 		.demod_i2c_master = 1,
461 		.ir_i2c_master = 2,
462 		.has_dvb = 1,
463 		.demod_addr = 0x10,
464 		.norm = V4L2_STD_NTSC_M,
465 		.input = {{
466 			.type = CX231XX_VMUX_TELEVISION,
467 			.vmux = CX231XX_VIN_3_1,
468 			.amux = CX231XX_AMUX_VIDEO,
469 			.gpio = NULL,
470 		}, {
471 			.type = CX231XX_VMUX_COMPOSITE1,
472 			.vmux = CX231XX_VIN_2_1,
473 			.amux = CX231XX_AMUX_LINE_IN,
474 			.gpio = NULL,
475 		}, {
476 			.type = CX231XX_VMUX_SVIDEO,
477 			.vmux = CX231XX_VIN_1_1 |
478 				(CX231XX_VIN_1_2 << 8) |
479 				CX25840_SVIDEO_ON,
480 			.amux = CX231XX_AMUX_LINE_IN,
481 			.gpio = NULL,
482 		} },
483 	},
484 	[CX231XX_BOARD_PV_PLAYTV_USB_HYBRID] = {
485 		.name = "Pixelview PlayTV USB Hybrid",
486 		.tuner_type = TUNER_NXP_TDA18271,
487 		.tuner_addr = 0x60,
488 		.decoder = CX231XX_AVDECODER,
489 		.output_mode = OUT_MODE_VIP11,
490 		.demod_xfer_mode = 0,
491 		.ctl_pin_status_mask = 0xFFFFFFC4,
492 		.agc_analog_digital_select_gpio = 0x00,	/* According with PV cxPolaris.inf file */
493 		.tuner_sif_gpio = -1,
494 		.tuner_scl_gpio = -1,
495 		.tuner_sda_gpio = -1,
496 		.gpio_pin_status_mask = 0x4001000,
497 		.tuner_i2c_master = 2,
498 		.demod_i2c_master = 1,
499 		.ir_i2c_master = 2,
500 		.rc_map_name = RC_MAP_PIXELVIEW_002T,
501 		.has_dvb = 1,
502 		.demod_addr = 0x10,
503 		.norm = V4L2_STD_PAL_M,
504 		.input = {{
505 			.type = CX231XX_VMUX_TELEVISION,
506 			.vmux = CX231XX_VIN_3_1,
507 			.amux = CX231XX_AMUX_VIDEO,
508 			.gpio = NULL,
509 		}, {
510 			.type = CX231XX_VMUX_COMPOSITE1,
511 			.vmux = CX231XX_VIN_2_1,
512 			.amux = CX231XX_AMUX_LINE_IN,
513 			.gpio = NULL,
514 		}, {
515 			.type = CX231XX_VMUX_SVIDEO,
516 			.vmux = CX231XX_VIN_1_1 |
517 				(CX231XX_VIN_1_2 << 8) |
518 				CX25840_SVIDEO_ON,
519 			.amux = CX231XX_AMUX_LINE_IN,
520 			.gpio = NULL,
521 		} },
522 	},
523 	[CX231XX_BOARD_PV_XCAPTURE_USB] = {
524 		.name = "Pixelview Xcapture USB",
525 		.tuner_type = TUNER_ABSENT,
526 		.decoder = CX231XX_AVDECODER,
527 		.output_mode = OUT_MODE_VIP11,
528 		.demod_xfer_mode = 0,
529 		.ctl_pin_status_mask = 0xFFFFFFC4,
530 		.agc_analog_digital_select_gpio = 0x0c,
531 		.gpio_pin_status_mask = 0x4001000,
532 		.norm = V4L2_STD_NTSC,
533 		.no_alt_vanc = 1,
534 		.external_av = 1,
535 		.dont_use_port_3 = 1,
536 
537 		.input = {{
538 				.type = CX231XX_VMUX_COMPOSITE1,
539 				.vmux = CX231XX_VIN_2_1,
540 				.amux = CX231XX_AMUX_LINE_IN,
541 				.gpio = NULL,
542 			}, {
543 				.type = CX231XX_VMUX_SVIDEO,
544 				.vmux = CX231XX_VIN_1_1 |
545 					(CX231XX_VIN_1_2 << 8) |
546 					CX25840_SVIDEO_ON,
547 				.amux = CX231XX_AMUX_LINE_IN,
548 				.gpio = NULL,
549 			}
550 		},
551 	},
552 
553 	[CX231XX_BOARD_ICONBIT_U100] = {
554 		.name = "Iconbit Analog Stick U100 FM",
555 		.tuner_type = TUNER_ABSENT,
556 		.decoder = CX231XX_AVDECODER,
557 		.output_mode = OUT_MODE_VIP11,
558 		.demod_xfer_mode = 0,
559 		.ctl_pin_status_mask = 0xFFFFFFC4,
560 		.agc_analog_digital_select_gpio = 0x1C,
561 		.gpio_pin_status_mask = 0x4001000,
562 
563 		.input = {{
564 			.type = CX231XX_VMUX_COMPOSITE1,
565 			.vmux = CX231XX_VIN_2_1,
566 			.amux = CX231XX_AMUX_LINE_IN,
567 			.gpio = NULL,
568 		}, {
569 			.type = CX231XX_VMUX_SVIDEO,
570 			.vmux = CX231XX_VIN_1_1 |
571 				(CX231XX_VIN_1_2 << 8) |
572 				CX25840_SVIDEO_ON,
573 			.amux = CX231XX_AMUX_LINE_IN,
574 			.gpio = NULL,
575 		} },
576 	},
577 	[CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL] = {
578 		.name = "Hauppauge WinTV USB2 FM (PAL)",
579 		.tuner_type = TUNER_NXP_TDA18271,
580 		.tuner_addr = 0x60,
581 		.tuner_gpio = RDE250_XCV_TUNER,
582 		.tuner_sif_gpio = 0x05,
583 		.tuner_scl_gpio = 0x1a,
584 		.tuner_sda_gpio = 0x1b,
585 		.decoder = CX231XX_AVDECODER,
586 		.output_mode = OUT_MODE_VIP11,
587 		.ctl_pin_status_mask = 0xFFFFFFC4,
588 		.agc_analog_digital_select_gpio = 0x0c,
589 		.gpio_pin_status_mask = 0x4001000,
590 		.tuner_i2c_master = 1,
591 		.norm = V4L2_STD_PAL,
592 
593 		.input = {{
594 			.type = CX231XX_VMUX_TELEVISION,
595 			.vmux = CX231XX_VIN_3_1,
596 			.amux = CX231XX_AMUX_VIDEO,
597 			.gpio = NULL,
598 		}, {
599 			.type = CX231XX_VMUX_COMPOSITE1,
600 			.vmux = CX231XX_VIN_2_1,
601 			.amux = CX231XX_AMUX_LINE_IN,
602 			.gpio = NULL,
603 		}, {
604 			.type = CX231XX_VMUX_SVIDEO,
605 			.vmux = CX231XX_VIN_1_1 |
606 				(CX231XX_VIN_1_2 << 8) |
607 				CX25840_SVIDEO_ON,
608 			.amux = CX231XX_AMUX_LINE_IN,
609 			.gpio = NULL,
610 		} },
611 	},
612 	[CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC] = {
613 		.name = "Hauppauge WinTV USB2 FM (NTSC)",
614 		.tuner_type = TUNER_NXP_TDA18271,
615 		.tuner_addr = 0x60,
616 		.tuner_gpio = RDE250_XCV_TUNER,
617 		.tuner_sif_gpio = 0x05,
618 		.tuner_scl_gpio = 0x1a,
619 		.tuner_sda_gpio = 0x1b,
620 		.decoder = CX231XX_AVDECODER,
621 		.output_mode = OUT_MODE_VIP11,
622 		.ctl_pin_status_mask = 0xFFFFFFC4,
623 		.agc_analog_digital_select_gpio = 0x0c,
624 		.gpio_pin_status_mask = 0x4001000,
625 		.tuner_i2c_master = 1,
626 		.norm = V4L2_STD_NTSC,
627 
628 		.input = {{
629 			.type = CX231XX_VMUX_TELEVISION,
630 			.vmux = CX231XX_VIN_3_1,
631 			.amux = CX231XX_AMUX_VIDEO,
632 			.gpio = NULL,
633 		}, {
634 			.type = CX231XX_VMUX_COMPOSITE1,
635 			.vmux = CX231XX_VIN_2_1,
636 			.amux = CX231XX_AMUX_LINE_IN,
637 			.gpio = NULL,
638 		}, {
639 			.type = CX231XX_VMUX_SVIDEO,
640 			.vmux = CX231XX_VIN_1_1 |
641 				(CX231XX_VIN_1_2 << 8) |
642 				CX25840_SVIDEO_ON,
643 			.amux = CX231XX_AMUX_LINE_IN,
644 			.gpio = NULL,
645 		} },
646 	},
647 	[CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2] = {
648 		.name = "Elgato Video Capture V2",
649 		.tuner_type = TUNER_ABSENT,
650 		.decoder = CX231XX_AVDECODER,
651 		.output_mode = OUT_MODE_VIP11,
652 		.demod_xfer_mode = 0,
653 		.ctl_pin_status_mask = 0xFFFFFFC4,
654 		.agc_analog_digital_select_gpio = 0x0c,
655 		.gpio_pin_status_mask = 0x4001000,
656 		.norm = V4L2_STD_NTSC,
657 		.no_alt_vanc = 1,
658 		.external_av = 1,
659 		.dont_use_port_3 = 1,
660 		.input = {{
661 			.type = CX231XX_VMUX_COMPOSITE1,
662 			.vmux = CX231XX_VIN_2_1,
663 			.amux = CX231XX_AMUX_LINE_IN,
664 			.gpio = NULL,
665 		}, {
666 			.type = CX231XX_VMUX_SVIDEO,
667 			.vmux = CX231XX_VIN_1_1 |
668 				(CX231XX_VIN_1_2 << 8) |
669 				CX25840_SVIDEO_ON,
670 			.amux = CX231XX_AMUX_LINE_IN,
671 			.gpio = NULL,
672 		} },
673 	},
674 	[CX231XX_BOARD_OTG102] = {
675 		.name = "Geniatech OTG102",
676 		.tuner_type = TUNER_ABSENT,
677 		.decoder = CX231XX_AVDECODER,
678 		.output_mode = OUT_MODE_VIP11,
679 		.ctl_pin_status_mask = 0xFFFFFFC4,
680 		.agc_analog_digital_select_gpio = 0x0c,
681 			/* According with PV CxPlrCAP.inf file */
682 		.gpio_pin_status_mask = 0x4001000,
683 		.norm = V4L2_STD_NTSC,
684 		.no_alt_vanc = 1,
685 		.external_av = 1,
686 		.dont_use_port_3 = 1,
687 		/*.has_417 = 1, */
688 		/* This board is believed to have a hardware encoding chip
689 		 * supporting mpeg1/2/4, but as the 417 is apparently not
690 		 * working for the reference board it is not here either. */
691 
692 		.input = {{
693 				.type = CX231XX_VMUX_COMPOSITE1,
694 				.vmux = CX231XX_VIN_2_1,
695 				.amux = CX231XX_AMUX_LINE_IN,
696 				.gpio = NULL,
697 			}, {
698 				.type = CX231XX_VMUX_SVIDEO,
699 				.vmux = CX231XX_VIN_1_1 |
700 					(CX231XX_VIN_1_2 << 8) |
701 					CX25840_SVIDEO_ON,
702 				.amux = CX231XX_AMUX_LINE_IN,
703 				.gpio = NULL,
704 			}
705 		},
706 	},
707 	[CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx] = {
708 		.name = "Hauppauge WinTV 930C-HD (1113xx) / PCTV QuatroStick 521e",
709 		.tuner_type = TUNER_NXP_TDA18271,
710 		.tuner_addr = 0x60,
711 		.tuner_gpio = RDE250_XCV_TUNER,
712 		.tuner_sif_gpio = 0x05,
713 		.tuner_scl_gpio = 0x1a,
714 		.tuner_sda_gpio = 0x1b,
715 		.decoder = CX231XX_AVDECODER,
716 		.output_mode = OUT_MODE_VIP11,
717 		.demod_xfer_mode = 0,
718 		.ctl_pin_status_mask = 0xFFFFFFC4,
719 		.agc_analog_digital_select_gpio = 0x0c,
720 		.gpio_pin_status_mask = 0x4001000,
721 		.tuner_i2c_master = 1,
722 		.demod_i2c_master = 2,
723 		.has_dvb = 1,
724 		.demod_addr = 0x0e,
725 		.norm = V4L2_STD_PAL,
726 
727 		.input = {{
728 			.type = CX231XX_VMUX_TELEVISION,
729 			.vmux = CX231XX_VIN_3_1,
730 			.amux = CX231XX_AMUX_VIDEO,
731 			.gpio = NULL,
732 		}, {
733 			.type = CX231XX_VMUX_COMPOSITE1,
734 			.vmux = CX231XX_VIN_2_1,
735 			.amux = CX231XX_AMUX_LINE_IN,
736 			.gpio = NULL,
737 		}, {
738 			.type = CX231XX_VMUX_SVIDEO,
739 			.vmux = CX231XX_VIN_1_1 |
740 				(CX231XX_VIN_1_2 << 8) |
741 				CX25840_SVIDEO_ON,
742 			.amux = CX231XX_AMUX_LINE_IN,
743 			.gpio = NULL,
744 		} },
745 	},
746 	[CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx] = {
747 		.name = "Hauppauge WinTV 930C-HD (1114xx) / PCTV QuatroStick 522e",
748 		.tuner_type = TUNER_ABSENT,
749 		.tuner_addr = 0x60,
750 		.tuner_gpio = RDE250_XCV_TUNER,
751 		.tuner_sif_gpio = 0x05,
752 		.tuner_scl_gpio = 0x1a,
753 		.tuner_sda_gpio = 0x1b,
754 		.decoder = CX231XX_AVDECODER,
755 		.output_mode = OUT_MODE_VIP11,
756 		.demod_xfer_mode = 0,
757 		.ctl_pin_status_mask = 0xFFFFFFC4,
758 		.agc_analog_digital_select_gpio = 0x0c,
759 		.gpio_pin_status_mask = 0x4001000,
760 		.tuner_i2c_master = 1,
761 		.demod_i2c_master = 2,
762 		.has_dvb = 1,
763 		.demod_addr = 0x0e,
764 		.norm = V4L2_STD_PAL,
765 
766 		.input = {{
767 			.type = CX231XX_VMUX_TELEVISION,
768 			.vmux = CX231XX_VIN_3_1,
769 			.amux = CX231XX_AMUX_VIDEO,
770 			.gpio = NULL,
771 		}, {
772 			.type = CX231XX_VMUX_COMPOSITE1,
773 			.vmux = CX231XX_VIN_2_1,
774 			.amux = CX231XX_AMUX_LINE_IN,
775 			.gpio = NULL,
776 		}, {
777 			.type = CX231XX_VMUX_SVIDEO,
778 			.vmux = CX231XX_VIN_1_1 |
779 				(CX231XX_VIN_1_2 << 8) |
780 				CX25840_SVIDEO_ON,
781 			.amux = CX231XX_AMUX_LINE_IN,
782 			.gpio = NULL,
783 		} },
784 	},
785 };
786 const unsigned int cx231xx_bcount = ARRAY_SIZE(cx231xx_boards);
787 
788 /* table of devices that work with this driver */
789 struct usb_device_id cx231xx_id_table[] = {
790 	{USB_DEVICE(0x1D19, 0x6109),
791 	.driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
792 	{USB_DEVICE(0x0572, 0x5A3C),
793 	 .driver_info = CX231XX_BOARD_UNKNOWN},
794 	{USB_DEVICE(0x0572, 0x58A2),
795 	 .driver_info = CX231XX_BOARD_CNXT_CARRAERA},
796 	{USB_DEVICE(0x0572, 0x58A1),
797 	 .driver_info = CX231XX_BOARD_CNXT_SHELBY},
798 	{USB_DEVICE(0x0572, 0x58A4),
799 	 .driver_info = CX231XX_BOARD_CNXT_RDE_253S},
800 	{USB_DEVICE(0x0572, 0x58A5),
801 	 .driver_info = CX231XX_BOARD_CNXT_RDU_253S},
802 	{USB_DEVICE(0x0572, 0x58A6),
803 	 .driver_info = CX231XX_BOARD_CNXT_VIDEO_GRABBER},
804 	{USB_DEVICE(0x0572, 0x589E),
805 	 .driver_info = CX231XX_BOARD_CNXT_RDE_250},
806 	{USB_DEVICE(0x0572, 0x58A0),
807 	 .driver_info = CX231XX_BOARD_CNXT_RDU_250},
808 	{USB_DEVICE(0x2040, 0xb110),
809 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL},
810 	{USB_DEVICE(0x2040, 0xb111),
811 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC},
812 	{USB_DEVICE(0x2040, 0xb120),
813 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
814 	{USB_DEVICE(0x2040, 0xb130),
815 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx},
816 	{USB_DEVICE(0x2040, 0xb131),
817 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx},
818 	{USB_DEVICE(0x2040, 0xb140),
819 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
820 	{USB_DEVICE(0x2040, 0xc200),
821 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USBLIVE2},
822 	/* PCTV QuatroStick 521e */
823 	{USB_DEVICE(0x2013, 0x0259),
824 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx},
825 	/* PCTV QuatroStick 522e */
826 	{USB_DEVICE(0x2013, 0x025e),
827 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx},
828 	{USB_DEVICE_VER(USB_VID_PIXELVIEW, USB_PID_PIXELVIEW_SBTVD, 0x4000, 0x4001),
829 	 .driver_info = CX231XX_BOARD_PV_PLAYTV_USB_HYBRID},
830 	{USB_DEVICE(USB_VID_PIXELVIEW, 0x5014),
831 	 .driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
832 	{USB_DEVICE(0x1b80, 0xe424),
833 	 .driver_info = CX231XX_BOARD_KWORLD_UB430_USB_HYBRID},
834 	{USB_DEVICE(0x1b80, 0xe421),
835 	 .driver_info = CX231XX_BOARD_KWORLD_UB445_USB_HYBRID},
836 	{USB_DEVICE(0x1f4d, 0x0237),
837 	 .driver_info = CX231XX_BOARD_ICONBIT_U100},
838 	{USB_DEVICE(0x0fd9, 0x0037),
839 	 .driver_info = CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2},
840 	{USB_DEVICE(0x1f4d, 0x0102),
841 	 .driver_info = CX231XX_BOARD_OTG102},
842 	{},
843 };
844 
845 MODULE_DEVICE_TABLE(usb, cx231xx_id_table);
846 
847 /* cx231xx_tuner_callback
848  * will be used to reset XC5000 tuner using GPIO pin
849  */
850 
851 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg)
852 {
853 	int rc = 0;
854 	struct cx231xx *dev = ptr;
855 
856 	if (dev->tuner_type == TUNER_XC5000) {
857 		if (command == XC5000_TUNER_RESET) {
858 			cx231xx_info
859 				("Tuner CB: RESET: cmd %d : tuner type %d \n",
860 				 command, dev->tuner_type);
861 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
862 					       1);
863 			msleep(10);
864 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
865 					       0);
866 			msleep(330);
867 			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
868 					       1);
869 			msleep(10);
870 		}
871 	} else if (dev->tuner_type == TUNER_NXP_TDA18271) {
872 		switch (command) {
873 		case TDA18271_CALLBACK_CMD_AGC_ENABLE:
874 			if (dev->model == CX231XX_BOARD_PV_PLAYTV_USB_HYBRID)
875 				rc = cx231xx_set_agc_analog_digital_mux_select(dev, arg);
876 			break;
877 		default:
878 			rc = -EINVAL;
879 			break;
880 		}
881 	}
882 	return rc;
883 }
884 EXPORT_SYMBOL_GPL(cx231xx_tuner_callback);
885 
886 static void cx231xx_reset_out(struct cx231xx *dev)
887 {
888 	cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
889 	msleep(200);
890 	cx231xx_set_gpio_value(dev, CX23417_RESET, 0);
891 	msleep(200);
892 	cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
893 }
894 
895 static void cx231xx_enable_OSC(struct cx231xx *dev)
896 {
897 	cx231xx_set_gpio_value(dev, CX23417_OSC_EN, 1);
898 }
899 
900 static void cx231xx_sleep_s5h1432(struct cx231xx *dev)
901 {
902 	cx231xx_set_gpio_value(dev, SLEEP_S5H1432, 0);
903 }
904 
905 static inline void cx231xx_set_model(struct cx231xx *dev)
906 {
907 	dev->board = cx231xx_boards[dev->model];
908 }
909 
910 /* Since cx231xx_pre_card_setup() requires a proper dev->model,
911  * this won't work for boards with generic PCI IDs
912  */
913 void cx231xx_pre_card_setup(struct cx231xx *dev)
914 {
915 
916 	cx231xx_set_model(dev);
917 
918 	cx231xx_info("Identified as %s (card=%d)\n",
919 		     dev->board.name, dev->model);
920 
921 	/* set the direction for GPIO pins */
922 	if (dev->board.tuner_gpio) {
923 		cx231xx_set_gpio_direction(dev, dev->board.tuner_gpio->bit, 1);
924 		cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit, 1);
925 	}
926 	if (dev->board.tuner_sif_gpio >= 0)
927 		cx231xx_set_gpio_direction(dev, dev->board.tuner_sif_gpio, 1);
928 
929 	/* request some modules if any required */
930 
931 	/* set the mode to Analog mode initially */
932 	cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
933 
934 	/* Unlock device */
935 	/* cx231xx_set_mode(dev, CX231XX_SUSPEND); */
936 
937 }
938 
939 static void cx231xx_config_tuner(struct cx231xx *dev)
940 {
941 	struct tuner_setup tun_setup;
942 	struct v4l2_frequency f;
943 
944 	if (dev->tuner_type == TUNER_ABSENT)
945 		return;
946 
947 	tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
948 	tun_setup.type = dev->tuner_type;
949 	tun_setup.addr = dev->tuner_addr;
950 	tun_setup.tuner_callback = cx231xx_tuner_callback;
951 
952 	tuner_call(dev, tuner, s_type_addr, &tun_setup);
953 
954 #if 0
955 	if (tun_setup.type == TUNER_XC5000) {
956 		static struct xc2028_ctrl ctrl = {
957 			.fname = XC5000_DEFAULT_FIRMWARE,
958 			.max_len = 64,
959 			.demod = 0;
960 		};
961 		struct v4l2_priv_tun_config cfg = {
962 			.tuner = dev->tuner_type,
963 			.priv = &ctrl,
964 		};
965 		tuner_call(dev, tuner, s_config, &cfg);
966 	}
967 #endif
968 	/* configure tuner */
969 	f.tuner = 0;
970 	f.type = V4L2_TUNER_ANALOG_TV;
971 	f.frequency = 9076;	/* just a magic number */
972 	dev->ctl_freq = f.frequency;
973 	call_all(dev, tuner, s_frequency, &f);
974 
975 }
976 
977 static int read_eeprom(struct cx231xx *dev, u8 *eedata, int len)
978 {
979 	int ret = 0;
980 	u8 addr = 0xa0 >> 1;
981 	u8 start_offset = 0;
982 	int len_todo = len;
983 	u8 *eedata_cur = eedata;
984 	int i;
985 	struct i2c_msg msg_write = { .addr = addr, .flags = 0,
986 		.buf = &start_offset, .len = 1 };
987 	struct i2c_msg msg_read = { .addr = addr, .flags = I2C_M_RD };
988 
989 	/* mutex_lock(&dev->i2c_lock); */
990 	cx231xx_enable_i2c_port_3(dev, false);
991 
992 	/* start reading at offset 0 */
993 	ret = i2c_transfer(&dev->i2c_bus[1].i2c_adap, &msg_write, 1);
994 	if (ret < 0) {
995 		cx231xx_err("Can't read eeprom\n");
996 		return ret;
997 	}
998 
999 	while (len_todo > 0) {
1000 		msg_read.len = (len_todo > 64) ? 64 : len_todo;
1001 		msg_read.buf = eedata_cur;
1002 
1003 		ret = i2c_transfer(&dev->i2c_bus[1].i2c_adap, &msg_read, 1);
1004 		if (ret < 0) {
1005 			cx231xx_err("Can't read eeprom\n");
1006 			return ret;
1007 		}
1008 		eedata_cur += msg_read.len;
1009 		len_todo -= msg_read.len;
1010 	}
1011 
1012 	cx231xx_enable_i2c_port_3(dev, true);
1013 	/* mutex_unlock(&dev->i2c_lock); */
1014 
1015 	for (i = 0; i + 15 < len; i += 16)
1016 		cx231xx_info("i2c eeprom %02x: %*ph\n", i, 16, &eedata[i]);
1017 
1018 	return 0;
1019 }
1020 
1021 void cx231xx_card_setup(struct cx231xx *dev)
1022 {
1023 
1024 	cx231xx_set_model(dev);
1025 
1026 	dev->tuner_type = cx231xx_boards[dev->model].tuner_type;
1027 	if (cx231xx_boards[dev->model].tuner_addr)
1028 		dev->tuner_addr = cx231xx_boards[dev->model].tuner_addr;
1029 
1030 	/* request some modules */
1031 	if (dev->board.decoder == CX231XX_AVDECODER) {
1032 		dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1033 					&dev->i2c_bus[0].i2c_adap,
1034 					"cx25840", 0x88 >> 1, NULL);
1035 		if (dev->sd_cx25840 == NULL)
1036 			cx231xx_info("cx25840 subdev registration failure\n");
1037 		cx25840_call(dev, core, load_fw);
1038 
1039 	}
1040 
1041 	/* Initialize the tuner */
1042 	if (dev->board.tuner_type != TUNER_ABSENT) {
1043 		dev->sd_tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1044 						    &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
1045 						    "tuner",
1046 						    dev->tuner_addr, NULL);
1047 		if (dev->sd_tuner == NULL)
1048 			cx231xx_info("tuner subdev registration failure\n");
1049 		else
1050 			cx231xx_config_tuner(dev);
1051 	}
1052 
1053 	switch (dev->model) {
1054 	case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
1055 	case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx:
1056 		{
1057 			struct tveeprom tvee;
1058 			static u8 eeprom[256];
1059 
1060 			read_eeprom(dev, eeprom, sizeof(eeprom));
1061 			tveeprom_hauppauge_analog(&dev->i2c_bus[1].i2c_client,
1062 						&tvee, eeprom + 0xc0);
1063 			break;
1064 		}
1065 	}
1066 
1067 }
1068 
1069 /*
1070  * cx231xx_config()
1071  * inits registers with sane defaults
1072  */
1073 int cx231xx_config(struct cx231xx *dev)
1074 {
1075 	/* TBD need to add cx231xx specific code */
1076 
1077 	return 0;
1078 }
1079 
1080 /*
1081  * cx231xx_config_i2c()
1082  * configure i2c attached devices
1083  */
1084 void cx231xx_config_i2c(struct cx231xx *dev)
1085 {
1086 	/* u32 input = INPUT(dev->video_input)->vmux; */
1087 
1088 	call_all(dev, video, s_stream, 1);
1089 }
1090 
1091 /*
1092  * cx231xx_realease_resources()
1093  * unregisters the v4l2,i2c and usb devices
1094  * called when the device gets disconected or at module unload
1095 */
1096 void cx231xx_release_resources(struct cx231xx *dev)
1097 {
1098 	cx231xx_release_analog_resources(dev);
1099 
1100 	cx231xx_remove_from_devlist(dev);
1101 
1102 	cx231xx_ir_exit(dev);
1103 
1104 	/* Release I2C buses */
1105 	cx231xx_dev_uninit(dev);
1106 
1107 	/* delete v4l2 device */
1108 	v4l2_device_unregister(&dev->v4l2_dev);
1109 
1110 	usb_put_dev(dev->udev);
1111 
1112 	/* Mark device as unused */
1113 	clear_bit(dev->devno, &cx231xx_devused);
1114 }
1115 
1116 /*
1117  * cx231xx_init_dev()
1118  * allocates and inits the device structs, registers i2c bus and v4l device
1119  */
1120 static int cx231xx_init_dev(struct cx231xx *dev, struct usb_device *udev,
1121 			    int minor)
1122 {
1123 	int retval = -ENOMEM;
1124 	unsigned int maxh, maxw;
1125 
1126 	dev->udev = udev;
1127 	mutex_init(&dev->lock);
1128 	mutex_init(&dev->ctrl_urb_lock);
1129 	mutex_init(&dev->gpio_i2c_lock);
1130 	mutex_init(&dev->i2c_lock);
1131 
1132 	spin_lock_init(&dev->video_mode.slock);
1133 	spin_lock_init(&dev->vbi_mode.slock);
1134 	spin_lock_init(&dev->sliced_cc_mode.slock);
1135 
1136 	init_waitqueue_head(&dev->open);
1137 	init_waitqueue_head(&dev->wait_frame);
1138 	init_waitqueue_head(&dev->wait_stream);
1139 
1140 	dev->cx231xx_read_ctrl_reg = cx231xx_read_ctrl_reg;
1141 	dev->cx231xx_write_ctrl_reg = cx231xx_write_ctrl_reg;
1142 	dev->cx231xx_send_usb_command = cx231xx_send_usb_command;
1143 	dev->cx231xx_gpio_i2c_read = cx231xx_gpio_i2c_read;
1144 	dev->cx231xx_gpio_i2c_write = cx231xx_gpio_i2c_write;
1145 
1146 	/* Query cx231xx to find what pcb config it is related to */
1147 	retval = initialize_cx231xx(dev);
1148 	if (retval < 0) {
1149 		cx231xx_errdev("Failed to read PCB config\n");
1150 		return retval;
1151 	}
1152 
1153 	/*To workaround error number=-71 on EP0 for VideoGrabber,
1154 		 need set alt here.*/
1155 	if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER ||
1156 	    dev->model == CX231XX_BOARD_HAUPPAUGE_USBLIVE2) {
1157 		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1158 		cx231xx_set_alt_setting(dev, INDEX_VANC, 1);
1159 	}
1160 	/* Cx231xx pre card setup */
1161 	cx231xx_pre_card_setup(dev);
1162 
1163 	retval = cx231xx_config(dev);
1164 	if (retval) {
1165 		cx231xx_errdev("error configuring device\n");
1166 		return -ENOMEM;
1167 	}
1168 
1169 	/* set default norm */
1170 	dev->norm = dev->board.norm;
1171 
1172 	/* register i2c bus */
1173 	retval = cx231xx_dev_init(dev);
1174 	if (retval) {
1175 		cx231xx_errdev("%s: cx231xx_i2c_register - errCode [%d]!\n",
1176 			       __func__, retval);
1177 		goto err_dev_init;
1178 	}
1179 
1180 	/* Do board specific init */
1181 	cx231xx_card_setup(dev);
1182 
1183 	/* configure the device */
1184 	cx231xx_config_i2c(dev);
1185 
1186 	maxw = norm_maxw(dev);
1187 	maxh = norm_maxh(dev);
1188 
1189 	/* set default image size */
1190 	dev->width = maxw;
1191 	dev->height = maxh;
1192 	dev->interlaced = 0;
1193 	dev->video_input = 0;
1194 
1195 	retval = cx231xx_config(dev);
1196 	if (retval) {
1197 		cx231xx_errdev("%s: cx231xx_config - errCode [%d]!\n",
1198 			       __func__, retval);
1199 		goto err_dev_init;
1200 	}
1201 
1202 	/* init video dma queues */
1203 	INIT_LIST_HEAD(&dev->video_mode.vidq.active);
1204 	INIT_LIST_HEAD(&dev->video_mode.vidq.queued);
1205 
1206 	/* init vbi dma queues */
1207 	INIT_LIST_HEAD(&dev->vbi_mode.vidq.active);
1208 	INIT_LIST_HEAD(&dev->vbi_mode.vidq.queued);
1209 
1210 	/* Reset other chips required if they are tied up with GPIO pins */
1211 	cx231xx_add_into_devlist(dev);
1212 
1213 	if (dev->board.has_417) {
1214 		printk(KERN_INFO "attach 417 %d\n", dev->model);
1215 		if (cx231xx_417_register(dev) < 0) {
1216 			printk(KERN_ERR
1217 				"%s() Failed to register 417 on VID_B\n",
1218 			       __func__);
1219 		}
1220 	}
1221 
1222 	retval = cx231xx_register_analog_devices(dev);
1223 	if (retval) {
1224 		cx231xx_release_analog_resources(dev);
1225 		goto err_analog;
1226 	}
1227 
1228 	cx231xx_ir_init(dev);
1229 
1230 	cx231xx_init_extension(dev);
1231 
1232 	return 0;
1233 err_analog:
1234 	cx231xx_remove_from_devlist(dev);
1235 err_dev_init:
1236 	cx231xx_dev_uninit(dev);
1237 	return retval;
1238 }
1239 
1240 #if defined(CONFIG_MODULES) && defined(MODULE)
1241 static void request_module_async(struct work_struct *work)
1242 {
1243 	struct cx231xx *dev = container_of(work,
1244 					   struct cx231xx, request_module_wk);
1245 
1246 	if (dev->has_alsa_audio)
1247 		request_module("cx231xx-alsa");
1248 
1249 	if (dev->board.has_dvb)
1250 		request_module("cx231xx-dvb");
1251 
1252 }
1253 
1254 static void request_modules(struct cx231xx *dev)
1255 {
1256 	INIT_WORK(&dev->request_module_wk, request_module_async);
1257 	schedule_work(&dev->request_module_wk);
1258 }
1259 
1260 static void flush_request_modules(struct cx231xx *dev)
1261 {
1262 	flush_work(&dev->request_module_wk);
1263 }
1264 #else
1265 #define request_modules(dev)
1266 #define flush_request_modules(dev)
1267 #endif /* CONFIG_MODULES */
1268 
1269 static int cx231xx_init_v4l2(struct cx231xx *dev,
1270 			     struct usb_device *udev,
1271 			     struct usb_interface *interface,
1272 			     int isoc_pipe)
1273 {
1274 	struct usb_interface *uif;
1275 	int i, idx;
1276 
1277 	/* Video Init */
1278 
1279 	/* compute alternate max packet sizes for video */
1280 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.video_index + 1;
1281 	if (idx >= dev->max_iad_interface_count) {
1282 		cx231xx_errdev("Video PCB interface #%d doesn't exist\n", idx);
1283 		return -ENODEV;
1284 	}
1285 
1286 	uif = udev->actconfig->interface[idx];
1287 
1288 	dev->video_mode.end_point_addr = uif->altsetting[0].endpoint[isoc_pipe].desc.bEndpointAddress;
1289 	dev->video_mode.num_alt = uif->num_altsetting;
1290 
1291 	cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1292 		     dev->video_mode.end_point_addr,
1293 		     dev->video_mode.num_alt);
1294 
1295 	dev->video_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->video_mode.num_alt, GFP_KERNEL);
1296 	if (dev->video_mode.alt_max_pkt_size == NULL) {
1297 		cx231xx_errdev("out of memory!\n");
1298 		return -ENOMEM;
1299 	}
1300 
1301 	for (i = 0; i < dev->video_mode.num_alt; i++) {
1302 		u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].desc.wMaxPacketSize);
1303 		dev->video_mode.alt_max_pkt_size[i] = (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1304 		cx231xx_info("Alternate setting %i, max size= %i\n", i,
1305 			     dev->video_mode.alt_max_pkt_size[i]);
1306 	}
1307 
1308 	/* VBI Init */
1309 
1310 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.vanc_index + 1;
1311 	if (idx >= dev->max_iad_interface_count) {
1312 		cx231xx_errdev("VBI PCB interface #%d doesn't exist\n", idx);
1313 		return -ENODEV;
1314 	}
1315 	uif = udev->actconfig->interface[idx];
1316 
1317 	dev->vbi_mode.end_point_addr =
1318 	    uif->altsetting[0].endpoint[isoc_pipe].desc.
1319 			bEndpointAddress;
1320 
1321 	dev->vbi_mode.num_alt = uif->num_altsetting;
1322 	cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1323 		     dev->vbi_mode.end_point_addr,
1324 		     dev->vbi_mode.num_alt);
1325 
1326 	/* compute alternate max packet sizes for vbi */
1327 	dev->vbi_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->vbi_mode.num_alt, GFP_KERNEL);
1328 	if (dev->vbi_mode.alt_max_pkt_size == NULL) {
1329 		cx231xx_errdev("out of memory!\n");
1330 		return -ENOMEM;
1331 	}
1332 
1333 	for (i = 0; i < dev->vbi_mode.num_alt; i++) {
1334 		u16 tmp =
1335 		    le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1336 				desc.wMaxPacketSize);
1337 		dev->vbi_mode.alt_max_pkt_size[i] =
1338 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1339 		cx231xx_info("Alternate setting %i, max size= %i\n", i,
1340 			     dev->vbi_mode.alt_max_pkt_size[i]);
1341 	}
1342 
1343 	/* Sliced CC VBI init */
1344 
1345 	/* compute alternate max packet sizes for sliced CC */
1346 	idx = dev->current_pcb_config.hs_config_info[0].interface_info.hanc_index + 1;
1347 	if (idx >= dev->max_iad_interface_count) {
1348 		cx231xx_errdev("Sliced CC PCB interface #%d doesn't exist\n", idx);
1349 		return -ENODEV;
1350 	}
1351 	uif = udev->actconfig->interface[idx];
1352 
1353 	dev->sliced_cc_mode.end_point_addr =
1354 	    uif->altsetting[0].endpoint[isoc_pipe].desc.
1355 			bEndpointAddress;
1356 
1357 	dev->sliced_cc_mode.num_alt = uif->num_altsetting;
1358 	cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1359 		     dev->sliced_cc_mode.end_point_addr,
1360 		     dev->sliced_cc_mode.num_alt);
1361 	dev->sliced_cc_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->sliced_cc_mode.num_alt, GFP_KERNEL);
1362 
1363 	if (dev->sliced_cc_mode.alt_max_pkt_size == NULL) {
1364 		cx231xx_errdev("out of memory!\n");
1365 		return -ENOMEM;
1366 	}
1367 
1368 	for (i = 0; i < dev->sliced_cc_mode.num_alt; i++) {
1369 		u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1370 				desc.wMaxPacketSize);
1371 		dev->sliced_cc_mode.alt_max_pkt_size[i] =
1372 		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1373 		cx231xx_info("Alternate setting %i, max size= %i\n", i,
1374 			     dev->sliced_cc_mode.alt_max_pkt_size[i]);
1375 	}
1376 
1377 	return 0;
1378 }
1379 
1380 /*
1381  * cx231xx_usb_probe()
1382  * checks for supported devices
1383  */
1384 static int cx231xx_usb_probe(struct usb_interface *interface,
1385 			     const struct usb_device_id *id)
1386 {
1387 	struct usb_device *udev;
1388 	struct usb_interface *uif;
1389 	struct cx231xx *dev = NULL;
1390 	int retval = -ENODEV;
1391 	int nr = 0, ifnum;
1392 	int i, isoc_pipe = 0;
1393 	char *speed;
1394 	u8 idx;
1395 	struct usb_interface_assoc_descriptor *assoc_desc;
1396 
1397 	ifnum = interface->altsetting[0].desc.bInterfaceNumber;
1398 
1399 	/*
1400 	 * Interface number 0 - IR interface (handled by mceusb driver)
1401 	 * Interface number 1 - AV interface (handled by this driver)
1402 	 */
1403 	if (ifnum != 1)
1404 		return -ENODEV;
1405 
1406 	/* Check to see next free device and mark as used */
1407 	do {
1408 		nr = find_first_zero_bit(&cx231xx_devused, CX231XX_MAXBOARDS);
1409 		if (nr >= CX231XX_MAXBOARDS) {
1410 			/* No free device slots */
1411 			cx231xx_err(DRIVER_NAME ": Supports only %i devices.\n",
1412 					CX231XX_MAXBOARDS);
1413 			return -ENOMEM;
1414 		}
1415 	} while (test_and_set_bit(nr, &cx231xx_devused));
1416 
1417 	udev = usb_get_dev(interface_to_usbdev(interface));
1418 
1419 	/* allocate memory for our device state and initialize it */
1420 	dev = devm_kzalloc(&udev->dev, sizeof(*dev), GFP_KERNEL);
1421 	if (dev == NULL) {
1422 		cx231xx_err(DRIVER_NAME ": out of memory!\n");
1423 		clear_bit(nr, &cx231xx_devused);
1424 		return -ENOMEM;
1425 	}
1426 
1427 	snprintf(dev->name, 29, "cx231xx #%d", nr);
1428 	dev->devno = nr;
1429 	dev->model = id->driver_info;
1430 	dev->video_mode.alt = -1;
1431 
1432 	dev->interface_count++;
1433 	/* reset gpio dir and value */
1434 	dev->gpio_dir = 0;
1435 	dev->gpio_val = 0;
1436 	dev->xc_fw_load_done = 0;
1437 	dev->has_alsa_audio = 1;
1438 	dev->power_mode = -1;
1439 	atomic_set(&dev->devlist_count, 0);
1440 
1441 	/* 0 - vbi ; 1 -sliced cc mode */
1442 	dev->vbi_or_sliced_cc_mode = 0;
1443 
1444 	/* get maximum no.of IAD interfaces */
1445 	dev->max_iad_interface_count = udev->config->desc.bNumInterfaces;
1446 
1447 	/* init CIR module TBD */
1448 
1449 	/*mode_tv: digital=1 or analog=0*/
1450 	dev->mode_tv = 0;
1451 
1452 	dev->USE_ISO = transfer_mode;
1453 
1454 	switch (udev->speed) {
1455 	case USB_SPEED_LOW:
1456 		speed = "1.5";
1457 		break;
1458 	case USB_SPEED_UNKNOWN:
1459 	case USB_SPEED_FULL:
1460 		speed = "12";
1461 		break;
1462 	case USB_SPEED_HIGH:
1463 		speed = "480";
1464 		break;
1465 	default:
1466 		speed = "unknown";
1467 	}
1468 
1469 	cx231xx_info("New device %s %s @ %s Mbps "
1470 	     "(%04x:%04x) with %d interfaces\n",
1471 	     udev->manufacturer ? udev->manufacturer : "",
1472 	     udev->product ? udev->product : "",
1473 	     speed,
1474 	     le16_to_cpu(udev->descriptor.idVendor),
1475 	     le16_to_cpu(udev->descriptor.idProduct),
1476 	     dev->max_iad_interface_count);
1477 
1478 	/* increment interface count */
1479 	dev->interface_count++;
1480 
1481 	/* get device number */
1482 	nr = dev->devno;
1483 
1484 	assoc_desc = udev->actconfig->intf_assoc[0];
1485 	if (assoc_desc->bFirstInterface != ifnum) {
1486 		cx231xx_err(DRIVER_NAME ": Not found "
1487 			    "matching IAD interface\n");
1488 		retval = -ENODEV;
1489 		goto err_if;
1490 	}
1491 
1492 	cx231xx_info("registering interface %d\n", ifnum);
1493 
1494 	/* save our data pointer in this interface device */
1495 	usb_set_intfdata(interface, dev);
1496 
1497 	/* Create v4l2 device */
1498 	retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev);
1499 	if (retval) {
1500 		cx231xx_errdev("v4l2_device_register failed\n");
1501 		goto err_v4l2;
1502 	}
1503 
1504 	/* allocate device struct */
1505 	retval = cx231xx_init_dev(dev, udev, nr);
1506 	if (retval)
1507 		goto err_init;
1508 
1509 	retval = cx231xx_init_v4l2(dev, udev, interface, isoc_pipe);
1510 	if (retval)
1511 		goto err_init;
1512 
1513 	if (dev->current_pcb_config.ts1_source != 0xff) {
1514 		/* compute alternate max packet sizes for TS1 */
1515 		idx = dev->current_pcb_config.hs_config_info[0].interface_info.ts1_index + 1;
1516 		if (idx >= dev->max_iad_interface_count) {
1517 			cx231xx_errdev("TS1 PCB interface #%d doesn't exist\n", idx);
1518 			retval = -ENODEV;
1519 			goto err_video_alt;
1520 		}
1521 		uif = udev->actconfig->interface[idx];
1522 
1523 		dev->ts1_mode.end_point_addr =
1524 		    uif->altsetting[0].endpoint[isoc_pipe].
1525 				desc.bEndpointAddress;
1526 
1527 		dev->ts1_mode.num_alt = uif->num_altsetting;
1528 		cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1529 			     dev->ts1_mode.end_point_addr,
1530 			     dev->ts1_mode.num_alt);
1531 
1532 		dev->ts1_mode.alt_max_pkt_size = devm_kmalloc_array(&udev->dev, 32, dev->ts1_mode.num_alt, GFP_KERNEL);
1533 		if (dev->ts1_mode.alt_max_pkt_size == NULL) {
1534 			cx231xx_errdev("out of memory!\n");
1535 			retval = -ENOMEM;
1536 			goto err_video_alt;
1537 		}
1538 
1539 		for (i = 0; i < dev->ts1_mode.num_alt; i++) {
1540 			u16 tmp = le16_to_cpu(uif->altsetting[i].
1541 						endpoint[isoc_pipe].desc.
1542 						wMaxPacketSize);
1543 			dev->ts1_mode.alt_max_pkt_size[i] =
1544 			    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1545 			cx231xx_info("Alternate setting %i, max size= %i\n", i,
1546 				     dev->ts1_mode.alt_max_pkt_size[i]);
1547 		}
1548 	}
1549 
1550 	if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER) {
1551 		cx231xx_enable_OSC(dev);
1552 		cx231xx_reset_out(dev);
1553 		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1554 	}
1555 
1556 	if (dev->model == CX231XX_BOARD_CNXT_RDE_253S)
1557 		cx231xx_sleep_s5h1432(dev);
1558 
1559 	/* load other modules required */
1560 	request_modules(dev);
1561 
1562 	return 0;
1563 err_video_alt:
1564 	/* cx231xx_uninit_dev: */
1565 	cx231xx_close_extension(dev);
1566 	cx231xx_ir_exit(dev);
1567 	cx231xx_release_analog_resources(dev);
1568 	cx231xx_417_unregister(dev);
1569 	cx231xx_remove_from_devlist(dev);
1570 	cx231xx_dev_uninit(dev);
1571 err_init:
1572 	v4l2_device_unregister(&dev->v4l2_dev);
1573 err_v4l2:
1574 	usb_set_intfdata(interface, NULL);
1575 err_if:
1576 	usb_put_dev(udev);
1577 	clear_bit(dev->devno, &cx231xx_devused);
1578 	return retval;
1579 }
1580 
1581 /*
1582  * cx231xx_usb_disconnect()
1583  * called when the device gets diconencted
1584  * video device will be unregistered on v4l2_close in case it is still open
1585  */
1586 static void cx231xx_usb_disconnect(struct usb_interface *interface)
1587 {
1588 	struct cx231xx *dev;
1589 
1590 	dev = usb_get_intfdata(interface);
1591 	usb_set_intfdata(interface, NULL);
1592 
1593 	if (!dev)
1594 		return;
1595 
1596 	if (!dev->udev)
1597 		return;
1598 
1599 	dev->state |= DEV_DISCONNECTED;
1600 
1601 	flush_request_modules(dev);
1602 
1603 	/* wait until all current v4l2 io is finished then deallocate
1604 	   resources */
1605 	mutex_lock(&dev->lock);
1606 
1607 	wake_up_interruptible_all(&dev->open);
1608 
1609 	if (dev->users) {
1610 		cx231xx_warn
1611 		    ("device %s is open! Deregistration and memory "
1612 		     "deallocation are deferred on close.\n",
1613 		     video_device_node_name(dev->vdev));
1614 
1615 		/* Even having users, it is safe to remove the RC i2c driver */
1616 		cx231xx_ir_exit(dev);
1617 
1618 		if (dev->USE_ISO)
1619 			cx231xx_uninit_isoc(dev);
1620 		else
1621 			cx231xx_uninit_bulk(dev);
1622 		wake_up_interruptible(&dev->wait_frame);
1623 		wake_up_interruptible(&dev->wait_stream);
1624 	} else {
1625 	}
1626 
1627 	cx231xx_close_extension(dev);
1628 
1629 	mutex_unlock(&dev->lock);
1630 
1631 	if (!dev->users)
1632 		cx231xx_release_resources(dev);
1633 }
1634 
1635 static struct usb_driver cx231xx_usb_driver = {
1636 	.name = "cx231xx",
1637 	.probe = cx231xx_usb_probe,
1638 	.disconnect = cx231xx_usb_disconnect,
1639 	.id_table = cx231xx_id_table,
1640 };
1641 
1642 module_usb_driver(cx231xx_usb_driver);
1643