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Merge branches 'audit', 'delay', 'fixes', 'misc' and 'sta2x11' into for-linus
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / media / video / gspca / ov534_9.c
1 /*
2 * ov534-ov9xxx gspca driver
3 *
4 * Copyright (C) 2009-2011 Jean-Francois Moine http://moinejf.free.fr
5 * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
6 * Copyright (C) 2008 Jim Paris <jim@jtan.com>
7 *
8 * Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
9 * USB protocol reverse engineered by Jim Paris <jim@jtan.com>
10 * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 */
26
27 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
28
29 #define MODULE_NAME "ov534_9"
30
31 #include "gspca.h"
32
33 #define OV534_REG_ADDRESS 0xf1 /* sensor address */
34 #define OV534_REG_SUBADDR 0xf2
35 #define OV534_REG_WRITE 0xf3
36 #define OV534_REG_READ 0xf4
37 #define OV534_REG_OPERATION 0xf5
38 #define OV534_REG_STATUS 0xf6
39
40 #define OV534_OP_WRITE_3 0x37
41 #define OV534_OP_WRITE_2 0x33
42 #define OV534_OP_READ_2 0xf9
43
44 #define CTRL_TIMEOUT 500
45
46 MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>");
47 MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver");
48 MODULE_LICENSE("GPL");
49
50 /* controls */
51 enum e_ctrl {
52 BRIGHTNESS,
53 CONTRAST,
54 AUTOGAIN,
55 EXPOSURE,
56 SHARPNESS,
57 SATUR,
58 LIGHTFREQ,
59 NCTRLS /* number of controls */
60 };
61
62 /* specific webcam descriptor */
63 struct sd {
64 struct gspca_dev gspca_dev; /* !! must be the first item */
65 struct gspca_ctrl ctrls[NCTRLS];
66 __u32 last_pts;
67 u8 last_fid;
68
69 u8 sensor;
70 };
71 enum sensors {
72 SENSOR_OV965x, /* ov9657 */
73 SENSOR_OV971x, /* ov9712 */
74 SENSOR_OV562x, /* ov5621 */
75 NSENSORS
76 };
77
78 /* V4L2 controls supported by the driver */
79 static void setbrightness(struct gspca_dev *gspca_dev);
80 static void setcontrast(struct gspca_dev *gspca_dev);
81 static void setautogain(struct gspca_dev *gspca_dev);
82 static void setexposure(struct gspca_dev *gspca_dev);
83 static void setsharpness(struct gspca_dev *gspca_dev);
84 static void setsatur(struct gspca_dev *gspca_dev);
85 static void setlightfreq(struct gspca_dev *gspca_dev);
86
87 static const struct ctrl sd_ctrls[NCTRLS] = {
88 [BRIGHTNESS] = {
89 {
90 .id = V4L2_CID_BRIGHTNESS,
91 .type = V4L2_CTRL_TYPE_INTEGER,
92 .name = "Brightness",
93 .minimum = 0,
94 .maximum = 15,
95 .step = 1,
96 .default_value = 7
97 },
98 .set_control = setbrightness
99 },
100 [CONTRAST] = {
101 {
102 .id = V4L2_CID_CONTRAST,
103 .type = V4L2_CTRL_TYPE_INTEGER,
104 .name = "Contrast",
105 .minimum = 0,
106 .maximum = 15,
107 .step = 1,
108 .default_value = 3
109 },
110 .set_control = setcontrast
111 },
112 [AUTOGAIN] = {
113 {
114 .id = V4L2_CID_AUTOGAIN,
115 .type = V4L2_CTRL_TYPE_BOOLEAN,
116 .name = "Autogain",
117 .minimum = 0,
118 .maximum = 1,
119 .step = 1,
120 #define AUTOGAIN_DEF 1
121 .default_value = AUTOGAIN_DEF,
122 },
123 .set_control = setautogain
124 },
125 [EXPOSURE] = {
126 {
127 .id = V4L2_CID_EXPOSURE,
128 .type = V4L2_CTRL_TYPE_INTEGER,
129 .name = "Exposure",
130 .minimum = 0,
131 .maximum = 3,
132 .step = 1,
133 .default_value = 0
134 },
135 .set_control = setexposure
136 },
137 [SHARPNESS] = {
138 {
139 .id = V4L2_CID_SHARPNESS,
140 .type = V4L2_CTRL_TYPE_INTEGER,
141 .name = "Sharpness",
142 .minimum = -1, /* -1 = auto */
143 .maximum = 4,
144 .step = 1,
145 .default_value = -1
146 },
147 .set_control = setsharpness
148 },
149 [SATUR] = {
150 {
151 .id = V4L2_CID_SATURATION,
152 .type = V4L2_CTRL_TYPE_INTEGER,
153 .name = "Saturation",
154 .minimum = 0,
155 .maximum = 4,
156 .step = 1,
157 .default_value = 2
158 },
159 .set_control = setsatur
160 },
161 [LIGHTFREQ] = {
162 {
163 .id = V4L2_CID_POWER_LINE_FREQUENCY,
164 .type = V4L2_CTRL_TYPE_MENU,
165 .name = "Light frequency filter",
166 .minimum = 0,
167 .maximum = 2, /* 0: 0, 1: 50Hz, 2:60Hz */
168 .step = 1,
169 .default_value = 0
170 },
171 .set_control = setlightfreq
172 },
173 };
174
175 static const struct v4l2_pix_format ov965x_mode[] = {
176 #define QVGA_MODE 0
177 {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
178 .bytesperline = 320,
179 .sizeimage = 320 * 240 * 3 / 8 + 590,
180 .colorspace = V4L2_COLORSPACE_JPEG},
181 #define VGA_MODE 1
182 {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
183 .bytesperline = 640,
184 .sizeimage = 640 * 480 * 3 / 8 + 590,
185 .colorspace = V4L2_COLORSPACE_JPEG},
186 #define SVGA_MODE 2
187 {800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
188 .bytesperline = 800,
189 .sizeimage = 800 * 600 * 3 / 8 + 590,
190 .colorspace = V4L2_COLORSPACE_JPEG},
191 #define XGA_MODE 3
192 {1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
193 .bytesperline = 1024,
194 .sizeimage = 1024 * 768 * 3 / 8 + 590,
195 .colorspace = V4L2_COLORSPACE_JPEG},
196 #define SXGA_MODE 4
197 {1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
198 .bytesperline = 1280,
199 .sizeimage = 1280 * 1024 * 3 / 8 + 590,
200 .colorspace = V4L2_COLORSPACE_JPEG},
201 };
202
203 static const struct v4l2_pix_format ov971x_mode[] = {
204 {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
205 .bytesperline = 640,
206 .sizeimage = 640 * 480,
207 .colorspace = V4L2_COLORSPACE_SRGB
208 }
209 };
210
211 static const struct v4l2_pix_format ov562x_mode[] = {
212 {2592, 1680, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
213 .bytesperline = 2592,
214 .sizeimage = 2592 * 1680,
215 .colorspace = V4L2_COLORSPACE_SRGB
216 }
217 };
218
219 static const u8 bridge_init[][2] = {
220 {0x88, 0xf8},
221 {0x89, 0xff},
222 {0x76, 0x03},
223 {0x92, 0x03},
224 {0x95, 0x10},
225 {0xe2, 0x00},
226 {0xe7, 0x3e},
227 {0x8d, 0x1c},
228 {0x8e, 0x00},
229 {0x8f, 0x00},
230 {0x1f, 0x00},
231 {0xc3, 0xf9},
232 {0x89, 0xff},
233 {0x88, 0xf8},
234 {0x76, 0x03},
235 {0x92, 0x01},
236 {0x93, 0x18},
237 {0x1c, 0x0a},
238 {0x1d, 0x48},
239 {0xc0, 0x50},
240 {0xc1, 0x3c},
241 {0x34, 0x05},
242 {0xc2, 0x0c},
243 {0xc3, 0xf9},
244 {0x34, 0x05},
245 {0xe7, 0x2e},
246 {0x31, 0xf9},
247 {0x35, 0x02},
248 {0xd9, 0x10},
249 {0x25, 0x42},
250 {0x94, 0x11},
251 };
252
253 static const u8 ov965x_init[][2] = {
254 {0x12, 0x80}, /* com7 - SSCB reset */
255 {0x00, 0x00}, /* gain */
256 {0x01, 0x80}, /* blue */
257 {0x02, 0x80}, /* red */
258 {0x03, 0x1b}, /* vref */
259 {0x04, 0x03}, /* com1 - exposure low bits */
260 {0x0b, 0x57}, /* ver */
261 {0x0e, 0x61}, /* com5 */
262 {0x0f, 0x42}, /* com6 */
263 {0x11, 0x00}, /* clkrc */
264 {0x12, 0x02}, /* com7 - 15fps VGA YUYV */
265 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
266 {0x14, 0x28}, /* com9 */
267 {0x16, 0x24}, /* reg16 */
268 {0x17, 0x1d}, /* hstart*/
269 {0x18, 0xbd}, /* hstop */
270 {0x19, 0x01}, /* vstrt */
271 {0x1a, 0x81}, /* vstop*/
272 {0x1e, 0x04}, /* mvfp */
273 {0x24, 0x3c}, /* aew */
274 {0x25, 0x36}, /* aeb */
275 {0x26, 0x71}, /* vpt */
276 {0x27, 0x08}, /* bbias */
277 {0x28, 0x08}, /* gbbias */
278 {0x29, 0x15}, /* gr com */
279 {0x2a, 0x00}, /* exhch */
280 {0x2b, 0x00}, /* exhcl */
281 {0x2c, 0x08}, /* rbias */
282 {0x32, 0xff}, /* href */
283 {0x33, 0x00}, /* chlf */
284 {0x34, 0x3f}, /* aref1 */
285 {0x35, 0x00}, /* aref2 */
286 {0x36, 0xf8}, /* aref3 */
287 {0x38, 0x72}, /* adc2 */
288 {0x39, 0x57}, /* aref4 */
289 {0x3a, 0x80}, /* tslb - yuyv */
290 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
291 {0x3d, 0x99}, /* com13 */
292 {0x3f, 0xc1}, /* edge */
293 {0x40, 0xc0}, /* com15 */
294 {0x41, 0x40}, /* com16 */
295 {0x42, 0xc0}, /* com17 */
296 {0x43, 0x0a}, /* rsvd */
297 {0x44, 0xf0},
298 {0x45, 0x46},
299 {0x46, 0x62},
300 {0x47, 0x2a},
301 {0x48, 0x3c},
302 {0x4a, 0xfc},
303 {0x4b, 0xfc},
304 {0x4c, 0x7f},
305 {0x4d, 0x7f},
306 {0x4e, 0x7f},
307 {0x4f, 0x98}, /* matrix */
308 {0x50, 0x98},
309 {0x51, 0x00},
310 {0x52, 0x28},
311 {0x53, 0x70},
312 {0x54, 0x98},
313 {0x58, 0x1a}, /* matrix coef sign */
314 {0x59, 0x85}, /* AWB control */
315 {0x5a, 0xa9},
316 {0x5b, 0x64},
317 {0x5c, 0x84},
318 {0x5d, 0x53},
319 {0x5e, 0x0e},
320 {0x5f, 0xf0}, /* AWB blue limit */
321 {0x60, 0xf0}, /* AWB red limit */
322 {0x61, 0xf0}, /* AWB green limit */
323 {0x62, 0x00}, /* lcc1 */
324 {0x63, 0x00}, /* lcc2 */
325 {0x64, 0x02}, /* lcc3 */
326 {0x65, 0x16}, /* lcc4 */
327 {0x66, 0x01}, /* lcc5 */
328 {0x69, 0x02}, /* hv */
329 {0x6b, 0x5a}, /* dbvl */
330 {0x6c, 0x04},
331 {0x6d, 0x55},
332 {0x6e, 0x00},
333 {0x6f, 0x9d},
334 {0x70, 0x21}, /* dnsth */
335 {0x71, 0x78},
336 {0x72, 0x00}, /* poidx */
337 {0x73, 0x01}, /* pckdv */
338 {0x74, 0x3a}, /* xindx */
339 {0x75, 0x35}, /* yindx */
340 {0x76, 0x01},
341 {0x77, 0x02},
342 {0x7a, 0x12}, /* gamma curve */
343 {0x7b, 0x08},
344 {0x7c, 0x16},
345 {0x7d, 0x30},
346 {0x7e, 0x5e},
347 {0x7f, 0x72},
348 {0x80, 0x82},
349 {0x81, 0x8e},
350 {0x82, 0x9a},
351 {0x83, 0xa4},
352 {0x84, 0xac},
353 {0x85, 0xb8},
354 {0x86, 0xc3},
355 {0x87, 0xd6},
356 {0x88, 0xe6},
357 {0x89, 0xf2},
358 {0x8a, 0x03},
359 {0x8c, 0x89}, /* com19 */
360 {0x14, 0x28}, /* com9 */
361 {0x90, 0x7d},
362 {0x91, 0x7b},
363 {0x9d, 0x03}, /* lcc6 */
364 {0x9e, 0x04}, /* lcc7 */
365 {0x9f, 0x7a},
366 {0xa0, 0x79},
367 {0xa1, 0x40}, /* aechm */
368 {0xa4, 0x50}, /* com21 */
369 {0xa5, 0x68}, /* com26 */
370 {0xa6, 0x4a}, /* AWB green */
371 {0xa8, 0xc1}, /* refa8 */
372 {0xa9, 0xef}, /* refa9 */
373 {0xaa, 0x92},
374 {0xab, 0x04},
375 {0xac, 0x80}, /* black level control */
376 {0xad, 0x80},
377 {0xae, 0x80},
378 {0xaf, 0x80},
379 {0xb2, 0xf2},
380 {0xb3, 0x20},
381 {0xb4, 0x20}, /* ctrlb4 */
382 {0xb5, 0x00},
383 {0xb6, 0xaf},
384 {0xbb, 0xae},
385 {0xbc, 0x7f}, /* ADC channel offsets */
386 {0xdb, 0x7f},
387 {0xbe, 0x7f},
388 {0xbf, 0x7f},
389 {0xc0, 0xe2},
390 {0xc1, 0xc0},
391 {0xc2, 0x01},
392 {0xc3, 0x4e},
393 {0xc6, 0x85},
394 {0xc7, 0x80}, /* com24 */
395 {0xc9, 0xe0},
396 {0xca, 0xe8},
397 {0xcb, 0xf0},
398 {0xcc, 0xd8},
399 {0xcd, 0xf1},
400 {0x4f, 0x98}, /* matrix */
401 {0x50, 0x98},
402 {0x51, 0x00},
403 {0x52, 0x28},
404 {0x53, 0x70},
405 {0x54, 0x98},
406 {0x58, 0x1a},
407 {0xff, 0x41}, /* read 41, write ff 00 */
408 {0x41, 0x40}, /* com16 */
409
410 {0xc5, 0x03}, /* 60 Hz banding filter */
411 {0x6a, 0x02}, /* 50 Hz banding filter */
412
413 {0x12, 0x62}, /* com7 - 30fps VGA YUV */
414 {0x36, 0xfa}, /* aref3 */
415 {0x69, 0x0a}, /* hv */
416 {0x8c, 0x89}, /* com22 */
417 {0x14, 0x28}, /* com9 */
418 {0x3e, 0x0c},
419 {0x41, 0x40}, /* com16 */
420 {0x72, 0x00},
421 {0x73, 0x00},
422 {0x74, 0x3a},
423 {0x75, 0x35},
424 {0x76, 0x01},
425 {0xc7, 0x80},
426 {0x03, 0x12}, /* vref */
427 {0x17, 0x16}, /* hstart */
428 {0x18, 0x02}, /* hstop */
429 {0x19, 0x01}, /* vstrt */
430 {0x1a, 0x3d}, /* vstop */
431 {0x32, 0xff}, /* href */
432 {0xc0, 0xaa},
433 };
434
435 static const u8 bridge_init_2[][2] = {
436 {0x94, 0xaa},
437 {0xf1, 0x60},
438 {0xe5, 0x04},
439 {0xc0, 0x50},
440 {0xc1, 0x3c},
441 {0x8c, 0x00},
442 {0x8d, 0x1c},
443 {0x34, 0x05},
444
445 {0xc2, 0x0c},
446 {0xc3, 0xf9},
447 {0xda, 0x01},
448 {0x50, 0x00},
449 {0x51, 0xa0},
450 {0x52, 0x3c},
451 {0x53, 0x00},
452 {0x54, 0x00},
453 {0x55, 0x00},
454 {0x57, 0x00},
455 {0x5c, 0x00},
456 {0x5a, 0xa0},
457 {0x5b, 0x78},
458 {0x35, 0x02},
459 {0xd9, 0x10},
460 {0x94, 0x11},
461 };
462
463 static const u8 ov965x_init_2[][2] = {
464 {0x3b, 0xc4},
465 {0x1e, 0x04}, /* mvfp */
466 {0x13, 0xe0}, /* com8 */
467 {0x00, 0x00}, /* gain */
468 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
469 {0x11, 0x03}, /* clkrc */
470 {0x6b, 0x5a}, /* dblv */
471 {0x6a, 0x05},
472 {0xc5, 0x07},
473 {0xa2, 0x4b},
474 {0xa3, 0x3e},
475 {0x2d, 0x00},
476 {0xff, 0x42}, /* read 42, write ff 00 */
477 {0x42, 0xc0}, /* com17 */
478 {0x2d, 0x00},
479 {0xff, 0x42}, /* read 42, write ff 00 */
480 {0x42, 0xc1}, /* com17 */
481 /* sharpness */
482 {0x3f, 0x01},
483 {0xff, 0x42}, /* read 42, write ff 00 */
484 {0x42, 0xc1}, /* com17 */
485 /* saturation */
486 {0x4f, 0x98}, /* matrix */
487 {0x50, 0x98},
488 {0x51, 0x00},
489 {0x52, 0x28},
490 {0x53, 0x70},
491 {0x54, 0x98},
492 {0x58, 0x1a},
493 {0xff, 0x41}, /* read 41, write ff 00 */
494 {0x41, 0x40}, /* com16 */
495 /* contrast */
496 {0x56, 0x40},
497 /* brightness */
498 {0x55, 0x8f},
499 /* expo */
500 {0x10, 0x25}, /* aech - exposure high bits */
501 {0xff, 0x13}, /* read 13, write ff 00 */
502 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
503 };
504
505 static const u8 ov971x_init[][2] = {
506 {0x12, 0x80},
507 {0x09, 0x10},
508 {0x1e, 0x07},
509 {0x5f, 0x18},
510 {0x69, 0x04},
511 {0x65, 0x2a},
512 {0x68, 0x0a},
513 {0x39, 0x28},
514 {0x4d, 0x90},
515 {0xc1, 0x80},
516 {0x0c, 0x30},
517 {0x6d, 0x02},
518 {0x96, 0xf1},
519 {0xbc, 0x68},
520 {0x12, 0x00},
521 {0x3b, 0x00},
522 {0x97, 0x80},
523 {0x17, 0x25},
524 {0x18, 0xa2},
525 {0x19, 0x01},
526 {0x1a, 0xca},
527 {0x03, 0x0a},
528 {0x32, 0x07},
529 {0x98, 0x40}, /*{0x98, 0x00},*/
530 {0x99, 0xA0}, /*{0x99, 0x00},*/
531 {0x9a, 0x01}, /*{0x9a, 0x00},*/
532 {0x57, 0x00},
533 {0x58, 0x78}, /*{0x58, 0xc8},*/
534 {0x59, 0x50}, /*{0x59, 0xa0},*/
535 {0x4c, 0x13},
536 {0x4b, 0x36},
537 {0x3d, 0x3c},
538 {0x3e, 0x03},
539 {0xbd, 0x50}, /*{0xbd, 0xa0},*/
540 {0xbe, 0x78}, /*{0xbe, 0xc8},*/
541 {0x4e, 0x55},
542 {0x4f, 0x55},
543 {0x50, 0x55},
544 {0x51, 0x55},
545 {0x24, 0x55},
546 {0x25, 0x40},
547 {0x26, 0xa1},
548 {0x5c, 0x59},
549 {0x5d, 0x00},
550 {0x11, 0x00},
551 {0x2a, 0x98},
552 {0x2b, 0x06},
553 {0x2d, 0x00},
554 {0x2e, 0x00},
555 {0x13, 0xa5},
556 {0x14, 0x40},
557 {0x4a, 0x00},
558 {0x49, 0xce},
559 {0x22, 0x03},
560 {0x09, 0x00}
561 };
562
563 static const u8 ov965x_start_1_vga[][2] = { /* same for qvga */
564 {0x12, 0x62}, /* com7 - 30fps VGA YUV */
565 {0x36, 0xfa}, /* aref3 */
566 {0x69, 0x0a}, /* hv */
567 {0x8c, 0x89}, /* com22 */
568 {0x14, 0x28}, /* com9 */
569 {0x3e, 0x0c}, /* com14 */
570 {0x41, 0x40}, /* com16 */
571 {0x72, 0x00},
572 {0x73, 0x00},
573 {0x74, 0x3a},
574 {0x75, 0x35},
575 {0x76, 0x01},
576 {0xc7, 0x80}, /* com24 */
577 {0x03, 0x12}, /* vref */
578 {0x17, 0x16}, /* hstart */
579 {0x18, 0x02}, /* hstop */
580 {0x19, 0x01}, /* vstrt */
581 {0x1a, 0x3d}, /* vstop */
582 {0x32, 0xff}, /* href */
583 {0xc0, 0xaa},
584 };
585
586 static const u8 ov965x_start_1_svga[][2] = {
587 {0x12, 0x02}, /* com7 - YUYV - VGA 15 full resolution */
588 {0x36, 0xf8}, /* aref3 */
589 {0x69, 0x02}, /* hv */
590 {0x8c, 0x0d}, /* com22 */
591 {0x3e, 0x0c}, /* com14 */
592 {0x41, 0x40}, /* com16 */
593 {0x72, 0x00},
594 {0x73, 0x01},
595 {0x74, 0x3a},
596 {0x75, 0x35},
597 {0x76, 0x01},
598 {0xc7, 0x80}, /* com24 */
599 {0x03, 0x1b}, /* vref */
600 {0x17, 0x1d}, /* hstart */
601 {0x18, 0xbd}, /* hstop */
602 {0x19, 0x01}, /* vstrt */
603 {0x1a, 0x81}, /* vstop */
604 {0x32, 0xff}, /* href */
605 {0xc0, 0xe2},
606 };
607
608 static const u8 ov965x_start_1_xga[][2] = {
609 {0x12, 0x02}, /* com7 */
610 {0x36, 0xf8}, /* aref3 */
611 {0x69, 0x02}, /* hv */
612 {0x8c, 0x89}, /* com22 */
613 {0x14, 0x28}, /* com9 */
614 {0x3e, 0x0c}, /* com14 */
615 {0x41, 0x40}, /* com16 */
616 {0x72, 0x00},
617 {0x73, 0x01},
618 {0x74, 0x3a},
619 {0x75, 0x35},
620 {0x76, 0x01},
621 {0xc7, 0x80}, /* com24 */
622 {0x03, 0x1b}, /* vref */
623 {0x17, 0x1d}, /* hstart */
624 {0x18, 0xbd}, /* hstop */
625 {0x19, 0x01}, /* vstrt */
626 {0x1a, 0x81}, /* vstop */
627 {0x32, 0xff}, /* href */
628 {0xc0, 0xe2},
629 };
630
631 static const u8 ov965x_start_1_sxga[][2] = {
632 {0x12, 0x02}, /* com7 */
633 {0x36, 0xf8}, /* aref3 */
634 {0x69, 0x02}, /* hv */
635 {0x8c, 0x89}, /* com22 */
636 {0x14, 0x28}, /* com9 */
637 {0x3e, 0x0c}, /* com14 */
638 {0x41, 0x40}, /* com16 */
639 {0x72, 0x00},
640 {0x73, 0x01},
641 {0x74, 0x3a},
642 {0x75, 0x35},
643 {0x76, 0x01},
644 {0xc7, 0x80}, /* com24 */
645 {0x03, 0x1b}, /* vref */
646 {0x17, 0x1d}, /* hstart */
647 {0x18, 0x02}, /* hstop */
648 {0x19, 0x01}, /* vstrt */
649 {0x1a, 0x81}, /* vstop */
650 {0x32, 0xff}, /* href */
651 {0xc0, 0xe2},
652 };
653
654 static const u8 bridge_start_qvga[][2] = {
655 {0x94, 0xaa},
656 {0xf1, 0x60},
657 {0xe5, 0x04},
658 {0xc0, 0x50},
659 {0xc1, 0x3c},
660 {0x8c, 0x00},
661 {0x8d, 0x1c},
662 {0x34, 0x05},
663
664 {0xc2, 0x4c},
665 {0xc3, 0xf9},
666 {0xda, 0x00},
667 {0x50, 0x00},
668 {0x51, 0xa0},
669 {0x52, 0x78},
670 {0x53, 0x00},
671 {0x54, 0x00},
672 {0x55, 0x00},
673 {0x57, 0x00},
674 {0x5c, 0x00},
675 {0x5a, 0x50},
676 {0x5b, 0x3c},
677 {0x35, 0x02},
678 {0xd9, 0x10},
679 {0x94, 0x11},
680 };
681
682 static const u8 bridge_start_vga[][2] = {
683 {0x94, 0xaa},
684 {0xf1, 0x60},
685 {0xe5, 0x04},
686 {0xc0, 0x50},
687 {0xc1, 0x3c},
688 {0x8c, 0x00},
689 {0x8d, 0x1c},
690 {0x34, 0x05},
691 {0xc2, 0x0c},
692 {0xc3, 0xf9},
693 {0xda, 0x01},
694 {0x50, 0x00},
695 {0x51, 0xa0},
696 {0x52, 0x3c},
697 {0x53, 0x00},
698 {0x54, 0x00},
699 {0x55, 0x00},
700 {0x57, 0x00},
701 {0x5c, 0x00},
702 {0x5a, 0xa0},
703 {0x5b, 0x78},
704 {0x35, 0x02},
705 {0xd9, 0x10},
706 {0x94, 0x11},
707 };
708
709 static const u8 bridge_start_svga[][2] = {
710 {0x94, 0xaa},
711 {0xf1, 0x60},
712 {0xe5, 0x04},
713 {0xc0, 0xa0},
714 {0xc1, 0x80},
715 {0x8c, 0x00},
716 {0x8d, 0x1c},
717 {0x34, 0x05},
718 {0xc2, 0x4c},
719 {0xc3, 0xf9},
720 {0x50, 0x00},
721 {0x51, 0x40},
722 {0x52, 0x00},
723 {0x53, 0x00},
724 {0x54, 0x00},
725 {0x55, 0x88},
726 {0x57, 0x00},
727 {0x5c, 0x00},
728 {0x5a, 0xc8},
729 {0x5b, 0x96},
730 {0x35, 0x02},
731 {0xd9, 0x10},
732 {0xda, 0x00},
733 {0x94, 0x11},
734 };
735
736 static const u8 bridge_start_xga[][2] = {
737 {0x94, 0xaa},
738 {0xf1, 0x60},
739 {0xe5, 0x04},
740 {0xc0, 0xa0},
741 {0xc1, 0x80},
742 {0x8c, 0x00},
743 {0x8d, 0x1c},
744 {0x34, 0x05},
745 {0xc2, 0x4c},
746 {0xc3, 0xf9},
747 {0x50, 0x00},
748 {0x51, 0x40},
749 {0x52, 0x00},
750 {0x53, 0x00},
751 {0x54, 0x00},
752 {0x55, 0x88},
753 {0x57, 0x00},
754 {0x5c, 0x01},
755 {0x5a, 0x00},
756 {0x5b, 0xc0},
757 {0x35, 0x02},
758 {0xd9, 0x10},
759 {0xda, 0x01},
760 {0x94, 0x11},
761 };
762
763 static const u8 bridge_start_sxga[][2] = {
764 {0x94, 0xaa},
765 {0xf1, 0x60},
766 {0xe5, 0x04},
767 {0xc0, 0xa0},
768 {0xc1, 0x80},
769 {0x8c, 0x00},
770 {0x8d, 0x1c},
771 {0x34, 0x05},
772 {0xc2, 0x0c},
773 {0xc3, 0xf9},
774 {0xda, 0x00},
775 {0x35, 0x02},
776 {0xd9, 0x10},
777 {0x94, 0x11},
778 };
779
780 static const u8 ov965x_start_2_qvga[][2] = {
781 {0x3b, 0xe4}, /* com11 - night mode 1/4 frame rate */
782 {0x1e, 0x04}, /* mvfp */
783 {0x13, 0xe0}, /* com8 */
784 {0x00, 0x00},
785 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
786 {0x11, 0x01}, /* clkrc */
787 {0x6b, 0x5a}, /* dblv */
788 {0x6a, 0x02}, /* 50 Hz banding filter */
789 {0xc5, 0x03}, /* 60 Hz banding filter */
790 {0xa2, 0x96}, /* bd50 */
791 {0xa3, 0x7d}, /* bd60 */
792
793 {0xff, 0x13}, /* read 13, write ff 00 */
794 {0x13, 0xe7},
795 {0x3a, 0x80}, /* tslb - yuyv */
796 };
797
798 static const u8 ov965x_start_2_vga[][2] = {
799 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
800 {0x1e, 0x04}, /* mvfp */
801 {0x13, 0xe0}, /* com8 */
802 {0x00, 0x00},
803 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
804 {0x11, 0x03}, /* clkrc */
805 {0x6b, 0x5a}, /* dblv */
806 {0x6a, 0x05}, /* 50 Hz banding filter */
807 {0xc5, 0x07}, /* 60 Hz banding filter */
808 {0xa2, 0x4b}, /* bd50 */
809 {0xa3, 0x3e}, /* bd60 */
810
811 {0x2d, 0x00}, /* advfl */
812 };
813
814 static const u8 ov965x_start_2_svga[][2] = { /* same for xga */
815 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
816 {0x1e, 0x04}, /* mvfp */
817 {0x13, 0xe0}, /* com8 */
818 {0x00, 0x00},
819 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
820 {0x11, 0x01}, /* clkrc */
821 {0x6b, 0x5a}, /* dblv */
822 {0x6a, 0x0c}, /* 50 Hz banding filter */
823 {0xc5, 0x0f}, /* 60 Hz banding filter */
824 {0xa2, 0x4e}, /* bd50 */
825 {0xa3, 0x41}, /* bd60 */
826 };
827
828 static const u8 ov965x_start_2_sxga[][2] = {
829 {0x13, 0xe0}, /* com8 */
830 {0x00, 0x00},
831 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
832 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
833 {0x1e, 0x04}, /* mvfp */
834 {0x11, 0x01}, /* clkrc */
835 {0x6b, 0x5a}, /* dblv */
836 {0x6a, 0x0c}, /* 50 Hz banding filter */
837 {0xc5, 0x0f}, /* 60 Hz banding filter */
838 {0xa2, 0x4e}, /* bd50 */
839 {0xa3, 0x41}, /* bd60 */
840 };
841
842 static const u8 ov562x_init[][2] = {
843 {0x88, 0x20},
844 {0x89, 0x0a},
845 {0x8a, 0x90},
846 {0x8b, 0x06},
847 {0x8c, 0x01},
848 {0x8d, 0x10},
849 {0x1c, 0x00},
850 {0x1d, 0x48},
851 {0x1d, 0x00},
852 {0x1d, 0xff},
853 {0x1c, 0x0a},
854 {0x1d, 0x2e},
855 {0x1d, 0x1e},
856 };
857
858 static const u8 ov562x_init_2[][2] = {
859 {0x12, 0x80},
860 {0x11, 0x41},
861 {0x13, 0x00},
862 {0x10, 0x1e},
863 {0x3b, 0x07},
864 {0x5b, 0x40},
865 {0x39, 0x07},
866 {0x53, 0x02},
867 {0x54, 0x60},
868 {0x04, 0x20},
869 {0x27, 0x04},
870 {0x3d, 0x40},
871 {0x36, 0x00},
872 {0xc5, 0x04},
873 {0x4e, 0x00},
874 {0x4f, 0x93},
875 {0x50, 0x7b},
876 {0xca, 0x0c},
877 {0xcb, 0x0f},
878 {0x39, 0x07},
879 {0x4a, 0x10},
880 {0x3e, 0x0a},
881 {0x3d, 0x00},
882 {0x0c, 0x38},
883 {0x38, 0x90},
884 {0x46, 0x30},
885 {0x4f, 0x93},
886 {0x50, 0x7b},
887 {0xab, 0x00},
888 {0xca, 0x0c},
889 {0xcb, 0x0f},
890 {0x37, 0x02},
891 {0x44, 0x48},
892 {0x8d, 0x44},
893 {0x2a, 0x00},
894 {0x2b, 0x00},
895 {0x32, 0x00},
896 {0x38, 0x90},
897 {0x53, 0x02},
898 {0x54, 0x60},
899 {0x12, 0x00},
900 {0x17, 0x12},
901 {0x18, 0xb4},
902 {0x19, 0x0c},
903 {0x1a, 0xf4},
904 {0x03, 0x4a},
905 {0x89, 0x20},
906 {0x83, 0x80},
907 {0xb7, 0x9d},
908 {0xb6, 0x11},
909 {0xb5, 0x55},
910 {0xb4, 0x00},
911 {0xa9, 0xf0},
912 {0xa8, 0x0a},
913 {0xb8, 0xf0},
914 {0xb9, 0xf0},
915 {0xba, 0xf0},
916 {0x81, 0x07},
917 {0x63, 0x44},
918 {0x13, 0xc7},
919 {0x14, 0x60},
920 {0x33, 0x75},
921 {0x2c, 0x00},
922 {0x09, 0x00},
923 {0x35, 0x30},
924 {0x27, 0x04},
925 {0x3c, 0x07},
926 {0x3a, 0x0a},
927 {0x3b, 0x07},
928 {0x01, 0x40},
929 {0x02, 0x40},
930 {0x16, 0x40},
931 {0x52, 0xb0},
932 {0x51, 0x83},
933 {0x21, 0xbb},
934 {0x22, 0x10},
935 {0x23, 0x03},
936 {0x35, 0x38},
937 {0x20, 0x90},
938 {0x28, 0x30},
939 {0x73, 0xe1},
940 {0x6c, 0x00},
941 {0x6d, 0x80},
942 {0x6e, 0x00},
943 {0x70, 0x04},
944 {0x71, 0x00},
945 {0x8d, 0x04},
946 {0x64, 0x00},
947 {0x65, 0x00},
948 {0x66, 0x00},
949 {0x67, 0x00},
950 {0x68, 0x00},
951 {0x69, 0x00},
952 {0x6a, 0x00},
953 {0x6b, 0x00},
954 {0x71, 0x94},
955 {0x74, 0x20},
956 {0x80, 0x09},
957 {0x85, 0xc0},
958 };
959
960 static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val)
961 {
962 struct usb_device *udev = gspca_dev->dev;
963 int ret;
964
965 if (gspca_dev->usb_err < 0)
966 return;
967 gspca_dev->usb_buf[0] = val;
968 ret = usb_control_msg(udev,
969 usb_sndctrlpipe(udev, 0),
970 0x01,
971 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
972 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
973 if (ret < 0) {
974 pr_err("reg_w failed %d\n", ret);
975 gspca_dev->usb_err = ret;
976 }
977 }
978
979 static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val)
980 {
981 PDEBUG(D_USBO, "reg_w [%04x] = %02x", reg, val);
982 reg_w_i(gspca_dev, reg, val);
983 }
984
985 static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
986 {
987 struct usb_device *udev = gspca_dev->dev;
988 int ret;
989
990 if (gspca_dev->usb_err < 0)
991 return 0;
992 ret = usb_control_msg(udev,
993 usb_rcvctrlpipe(udev, 0),
994 0x01,
995 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
996 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
997 PDEBUG(D_USBI, "reg_r [%04x] -> %02x", reg, gspca_dev->usb_buf[0]);
998 if (ret < 0) {
999 pr_err("reg_r err %d\n", ret);
1000 gspca_dev->usb_err = ret;
1001 }
1002 return gspca_dev->usb_buf[0];
1003 }
1004
1005 static int sccb_check_status(struct gspca_dev *gspca_dev)
1006 {
1007 u8 data;
1008 int i;
1009
1010 for (i = 0; i < 5; i++) {
1011 msleep(10);
1012 data = reg_r(gspca_dev, OV534_REG_STATUS);
1013
1014 switch (data) {
1015 case 0x00:
1016 return 1;
1017 case 0x04:
1018 return 0;
1019 case 0x03:
1020 break;
1021 default:
1022 PDEBUG(D_USBI|D_USBO,
1023 "sccb status 0x%02x, attempt %d/5",
1024 data, i + 1);
1025 }
1026 }
1027 return 0;
1028 }
1029
1030 static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
1031 {
1032 PDEBUG(D_USBO, "sccb_write [%02x] = %02x", reg, val);
1033 reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg);
1034 reg_w_i(gspca_dev, OV534_REG_WRITE, val);
1035 reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
1036
1037 if (!sccb_check_status(gspca_dev))
1038 pr_err("sccb_write failed\n");
1039 }
1040
1041 static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg)
1042 {
1043 reg_w(gspca_dev, OV534_REG_SUBADDR, reg);
1044 reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
1045 if (!sccb_check_status(gspca_dev))
1046 pr_err("sccb_read failed 1\n");
1047
1048 reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
1049 if (!sccb_check_status(gspca_dev))
1050 pr_err("sccb_read failed 2\n");
1051
1052 return reg_r(gspca_dev, OV534_REG_READ);
1053 }
1054
1055 /* output a bridge sequence (reg - val) */
1056 static void reg_w_array(struct gspca_dev *gspca_dev,
1057 const u8 (*data)[2], int len)
1058 {
1059 while (--len >= 0) {
1060 reg_w(gspca_dev, (*data)[0], (*data)[1]);
1061 data++;
1062 }
1063 }
1064
1065 /* output a sensor sequence (reg - val) */
1066 static void sccb_w_array(struct gspca_dev *gspca_dev,
1067 const u8 (*data)[2], int len)
1068 {
1069 while (--len >= 0) {
1070 if ((*data)[0] != 0xff) {
1071 sccb_write(gspca_dev, (*data)[0], (*data)[1]);
1072 } else {
1073 sccb_read(gspca_dev, (*data)[1]);
1074 sccb_write(gspca_dev, 0xff, 0x00);
1075 }
1076 data++;
1077 }
1078 }
1079
1080 /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
1081 * (direction and output)? */
1082 static void set_led(struct gspca_dev *gspca_dev, int status)
1083 {
1084 u8 data;
1085
1086 PDEBUG(D_CONF, "led status: %d", status);
1087
1088 data = reg_r(gspca_dev, 0x21);
1089 data |= 0x80;
1090 reg_w(gspca_dev, 0x21, data);
1091
1092 data = reg_r(gspca_dev, 0x23);
1093 if (status)
1094 data |= 0x80;
1095 else
1096 data &= ~0x80;
1097
1098 reg_w(gspca_dev, 0x23, data);
1099
1100 if (!status) {
1101 data = reg_r(gspca_dev, 0x21);
1102 data &= ~0x80;
1103 reg_w(gspca_dev, 0x21, data);
1104 }
1105 }
1106
1107 static void setbrightness(struct gspca_dev *gspca_dev)
1108 {
1109 struct sd *sd = (struct sd *) gspca_dev;
1110 u8 val;
1111 s8 sval;
1112
1113 if (gspca_dev->ctrl_dis & (1 << BRIGHTNESS))
1114 return;
1115 if (sd->sensor == SENSOR_OV562x) {
1116 sval = sd->ctrls[BRIGHTNESS].val;
1117 val = 0x76;
1118 val += sval;
1119 sccb_write(gspca_dev, 0x24, val);
1120 val = 0x6a;
1121 val += sval;
1122 sccb_write(gspca_dev, 0x25, val);
1123 if (sval < -40)
1124 val = 0x71;
1125 else if (sval < 20)
1126 val = 0x94;
1127 else
1128 val = 0xe6;
1129 sccb_write(gspca_dev, 0x26, val);
1130 } else {
1131 val = sd->ctrls[BRIGHTNESS].val;
1132 if (val < 8)
1133 val = 15 - val; /* f .. 8 */
1134 else
1135 val = val - 8; /* 0 .. 7 */
1136 sccb_write(gspca_dev, 0x55, /* brtn - brightness adjustment */
1137 0x0f | (val << 4));
1138 }
1139 }
1140
1141 static void setcontrast(struct gspca_dev *gspca_dev)
1142 {
1143 struct sd *sd = (struct sd *) gspca_dev;
1144
1145 if (gspca_dev->ctrl_dis & (1 << CONTRAST))
1146 return;
1147 sccb_write(gspca_dev, 0x56, /* cnst1 - contrast 1 ctrl coeff */
1148 sd->ctrls[CONTRAST].val << 4);
1149 }
1150
1151 static void setautogain(struct gspca_dev *gspca_dev)
1152 {
1153 struct sd *sd = (struct sd *) gspca_dev;
1154 u8 val;
1155
1156 if (gspca_dev->ctrl_dis & (1 << AUTOGAIN))
1157 return;
1158 /*fixme: should adjust agc/awb/aec by different controls */
1159 val = sccb_read(gspca_dev, 0x13); /* com8 */
1160 sccb_write(gspca_dev, 0xff, 0x00);
1161 if (sd->ctrls[AUTOGAIN].val)
1162 val |= 0x05; /* agc & aec */
1163 else
1164 val &= 0xfa;
1165 sccb_write(gspca_dev, 0x13, val);
1166 }
1167
1168 static void setexposure(struct gspca_dev *gspca_dev)
1169 {
1170 struct sd *sd = (struct sd *) gspca_dev;
1171 u8 val;
1172 static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e};
1173
1174 if (gspca_dev->ctrl_dis & (1 << EXPOSURE))
1175 return;
1176 sccb_write(gspca_dev, 0x10, /* aec[9:2] */
1177 expo[sd->ctrls[EXPOSURE].val]);
1178
1179 val = sccb_read(gspca_dev, 0x13); /* com8 */
1180 sccb_write(gspca_dev, 0xff, 0x00);
1181 sccb_write(gspca_dev, 0x13, val);
1182
1183 val = sccb_read(gspca_dev, 0xa1); /* aech */
1184 sccb_write(gspca_dev, 0xff, 0x00);
1185 sccb_write(gspca_dev, 0xa1, val & 0xe0); /* aec[15:10] = 0 */
1186 }
1187
1188 static void setsharpness(struct gspca_dev *gspca_dev)
1189 {
1190 struct sd *sd = (struct sd *) gspca_dev;
1191 s8 val;
1192
1193 if (gspca_dev->ctrl_dis & (1 << SHARPNESS))
1194 return;
1195 val = sd->ctrls[SHARPNESS].val;
1196 if (val < 0) { /* auto */
1197 val = sccb_read(gspca_dev, 0x42); /* com17 */
1198 sccb_write(gspca_dev, 0xff, 0x00);
1199 sccb_write(gspca_dev, 0x42, val | 0x40);
1200 /* Edge enhancement strength auto adjust */
1201 return;
1202 }
1203 if (val != 0)
1204 val = 1 << (val - 1);
1205 sccb_write(gspca_dev, 0x3f, /* edge - edge enhance. factor */
1206 val);
1207 val = sccb_read(gspca_dev, 0x42); /* com17 */
1208 sccb_write(gspca_dev, 0xff, 0x00);
1209 sccb_write(gspca_dev, 0x42, val & 0xbf);
1210 }
1211
1212 static void setsatur(struct gspca_dev *gspca_dev)
1213 {
1214 struct sd *sd = (struct sd *) gspca_dev;
1215 u8 val1, val2, val3;
1216 static const u8 matrix[5][2] = {
1217 {0x14, 0x38},
1218 {0x1e, 0x54},
1219 {0x28, 0x70},
1220 {0x32, 0x8c},
1221 {0x48, 0x90}
1222 };
1223
1224 if (gspca_dev->ctrl_dis & (1 << SATUR))
1225 return;
1226 val1 = matrix[sd->ctrls[SATUR].val][0];
1227 val2 = matrix[sd->ctrls[SATUR].val][1];
1228 val3 = val1 + val2;
1229 sccb_write(gspca_dev, 0x4f, val3); /* matrix coeff */
1230 sccb_write(gspca_dev, 0x50, val3);
1231 sccb_write(gspca_dev, 0x51, 0x00);
1232 sccb_write(gspca_dev, 0x52, val1);
1233 sccb_write(gspca_dev, 0x53, val2);
1234 sccb_write(gspca_dev, 0x54, val3);
1235 sccb_write(gspca_dev, 0x58, 0x1a); /* mtxs - coeff signs */
1236
1237 val1 = sccb_read(gspca_dev, 0x41); /* com16 */
1238 sccb_write(gspca_dev, 0xff, 0x00);
1239 sccb_write(gspca_dev, 0x41, val1);
1240 }
1241
1242 static void setlightfreq(struct gspca_dev *gspca_dev)
1243 {
1244 struct sd *sd = (struct sd *) gspca_dev;
1245 u8 val;
1246
1247 if (gspca_dev->ctrl_dis & (1 << LIGHTFREQ))
1248 return;
1249 val = sccb_read(gspca_dev, 0x13); /* com8 */
1250 sccb_write(gspca_dev, 0xff, 0x00);
1251 if (sd->ctrls[LIGHTFREQ].val == 0) {
1252 sccb_write(gspca_dev, 0x13, val & 0xdf);
1253 return;
1254 }
1255 sccb_write(gspca_dev, 0x13, val | 0x20);
1256
1257 val = sccb_read(gspca_dev, 0x42); /* com17 */
1258 sccb_write(gspca_dev, 0xff, 0x00);
1259 if (sd->ctrls[LIGHTFREQ].val == 1)
1260 val |= 0x01;
1261 else
1262 val &= 0xfe;
1263 sccb_write(gspca_dev, 0x42, val);
1264 }
1265
1266 /* this function is called at probe time */
1267 static int sd_config(struct gspca_dev *gspca_dev,
1268 const struct usb_device_id *id)
1269 {
1270 struct sd *sd = (struct sd *) gspca_dev;
1271
1272 gspca_dev->cam.ctrls = sd->ctrls;
1273
1274 #if AUTOGAIN_DEF != 0
1275 gspca_dev->ctrl_inac |= (1 << EXPOSURE);
1276 #endif
1277 return 0;
1278 }
1279
1280 /* this function is called at probe and resume time */
1281 static int sd_init(struct gspca_dev *gspca_dev)
1282 {
1283 struct sd *sd = (struct sd *) gspca_dev;
1284 u16 sensor_id;
1285
1286 /* reset bridge */
1287 reg_w(gspca_dev, 0xe7, 0x3a);
1288 reg_w(gspca_dev, 0xe0, 0x08);
1289 msleep(100);
1290
1291 /* initialize the sensor address */
1292 reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60);
1293
1294 /* reset sensor */
1295 sccb_write(gspca_dev, 0x12, 0x80);
1296 msleep(10);
1297
1298 /* probe the sensor */
1299 sccb_read(gspca_dev, 0x0a);
1300 sensor_id = sccb_read(gspca_dev, 0x0a) << 8;
1301 sccb_read(gspca_dev, 0x0b);
1302 sensor_id |= sccb_read(gspca_dev, 0x0b);
1303 PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id);
1304
1305 /* initialize */
1306 if ((sensor_id & 0xfff0) == 0x9650) {
1307 sd->sensor = SENSOR_OV965x;
1308
1309 gspca_dev->cam.cam_mode = ov965x_mode;
1310 gspca_dev->cam.nmodes = ARRAY_SIZE(ov965x_mode);
1311
1312 reg_w_array(gspca_dev, bridge_init,
1313 ARRAY_SIZE(bridge_init));
1314 sccb_w_array(gspca_dev, ov965x_init,
1315 ARRAY_SIZE(ov965x_init));
1316 reg_w_array(gspca_dev, bridge_init_2,
1317 ARRAY_SIZE(bridge_init_2));
1318 sccb_w_array(gspca_dev, ov965x_init_2,
1319 ARRAY_SIZE(ov965x_init_2));
1320 reg_w(gspca_dev, 0xe0, 0x00);
1321 reg_w(gspca_dev, 0xe0, 0x01);
1322 set_led(gspca_dev, 0);
1323 reg_w(gspca_dev, 0xe0, 0x00);
1324 } else if ((sensor_id & 0xfff0) == 0x9710) {
1325 const char *p;
1326 int l;
1327
1328 sd->sensor = SENSOR_OV971x;
1329
1330 gspca_dev->cam.cam_mode = ov971x_mode;
1331 gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode);
1332
1333 /* no control yet */
1334 gspca_dev->ctrl_dis = (1 << NCTRLS) - 1;
1335
1336 gspca_dev->cam.bulk = 1;
1337 gspca_dev->cam.bulk_size = 16384;
1338 gspca_dev->cam.bulk_nurbs = 2;
1339
1340 sccb_w_array(gspca_dev, ov971x_init,
1341 ARRAY_SIZE(ov971x_init));
1342
1343 /* set video format on bridge processor */
1344 /* access bridge processor's video format registers at: 0x00 */
1345 reg_w(gspca_dev, 0x1c, 0x00);
1346 /*set register: 0x00 is 'RAW8', 0x40 is 'YUV422' (YUYV?)*/
1347 reg_w(gspca_dev, 0x1d, 0x00);
1348
1349 /* Will W. specific stuff
1350 * set VSYNC to
1351 * output (0x1f) if first webcam
1352 * input (0x17) if 2nd or 3rd webcam */
1353 p = video_device_node_name(&gspca_dev->vdev);
1354 l = strlen(p) - 1;
1355 if (p[l] == '0')
1356 reg_w(gspca_dev, 0x56, 0x1f);
1357 else
1358 reg_w(gspca_dev, 0x56, 0x17);
1359 } else if ((sensor_id & 0xfff0) == 0x5620) {
1360 sd->sensor = SENSOR_OV562x;
1361 gspca_dev->ctrl_dis = (1 << CONTRAST) |
1362 (1 << AUTOGAIN) |
1363 (1 << EXPOSURE) |
1364 (1 << SHARPNESS) |
1365 (1 << SATUR) |
1366 (1 << LIGHTFREQ);
1367
1368 sd->ctrls[BRIGHTNESS].min = -90;
1369 sd->ctrls[BRIGHTNESS].max = 90;
1370 sd->ctrls[BRIGHTNESS].def = 0;
1371 gspca_dev->cam.cam_mode = ov562x_mode;
1372 gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode);
1373
1374 reg_w_array(gspca_dev, ov562x_init,
1375 ARRAY_SIZE(ov562x_init));
1376 sccb_w_array(gspca_dev, ov562x_init_2,
1377 ARRAY_SIZE(ov562x_init_2));
1378 reg_w(gspca_dev, 0xe0, 0x00);
1379 } else {
1380 pr_err("Unknown sensor %04x", sensor_id);
1381 return -EINVAL;
1382 }
1383
1384 return gspca_dev->usb_err;
1385 }
1386
1387 static int sd_start(struct gspca_dev *gspca_dev)
1388 {
1389 struct sd *sd = (struct sd *) gspca_dev;
1390
1391 if (sd->sensor == SENSOR_OV971x)
1392 return gspca_dev->usb_err;
1393 else if (sd->sensor == SENSOR_OV562x) {
1394 setbrightness(gspca_dev);
1395 return gspca_dev->usb_err;
1396 }
1397 switch (gspca_dev->curr_mode) {
1398 case QVGA_MODE: /* 320x240 */
1399 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1400 ARRAY_SIZE(ov965x_start_1_vga));
1401 reg_w_array(gspca_dev, bridge_start_qvga,
1402 ARRAY_SIZE(bridge_start_qvga));
1403 sccb_w_array(gspca_dev, ov965x_start_2_qvga,
1404 ARRAY_SIZE(ov965x_start_2_qvga));
1405 break;
1406 case VGA_MODE: /* 640x480 */
1407 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1408 ARRAY_SIZE(ov965x_start_1_vga));
1409 reg_w_array(gspca_dev, bridge_start_vga,
1410 ARRAY_SIZE(bridge_start_vga));
1411 sccb_w_array(gspca_dev, ov965x_start_2_vga,
1412 ARRAY_SIZE(ov965x_start_2_vga));
1413 break;
1414 case SVGA_MODE: /* 800x600 */
1415 sccb_w_array(gspca_dev, ov965x_start_1_svga,
1416 ARRAY_SIZE(ov965x_start_1_svga));
1417 reg_w_array(gspca_dev, bridge_start_svga,
1418 ARRAY_SIZE(bridge_start_svga));
1419 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1420 ARRAY_SIZE(ov965x_start_2_svga));
1421 break;
1422 case XGA_MODE: /* 1024x768 */
1423 sccb_w_array(gspca_dev, ov965x_start_1_xga,
1424 ARRAY_SIZE(ov965x_start_1_xga));
1425 reg_w_array(gspca_dev, bridge_start_xga,
1426 ARRAY_SIZE(bridge_start_xga));
1427 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1428 ARRAY_SIZE(ov965x_start_2_svga));
1429 break;
1430 default:
1431 /* case SXGA_MODE: * 1280x1024 */
1432 sccb_w_array(gspca_dev, ov965x_start_1_sxga,
1433 ARRAY_SIZE(ov965x_start_1_sxga));
1434 reg_w_array(gspca_dev, bridge_start_sxga,
1435 ARRAY_SIZE(bridge_start_sxga));
1436 sccb_w_array(gspca_dev, ov965x_start_2_sxga,
1437 ARRAY_SIZE(ov965x_start_2_sxga));
1438 break;
1439 }
1440 setlightfreq(gspca_dev);
1441 setautogain(gspca_dev);
1442 setbrightness(gspca_dev);
1443 setcontrast(gspca_dev);
1444 setexposure(gspca_dev);
1445 setsharpness(gspca_dev);
1446 setsatur(gspca_dev);
1447
1448 reg_w(gspca_dev, 0xe0, 0x00);
1449 reg_w(gspca_dev, 0xe0, 0x00);
1450 set_led(gspca_dev, 1);
1451 return gspca_dev->usb_err;
1452 }
1453
1454 static void sd_stopN(struct gspca_dev *gspca_dev)
1455 {
1456 reg_w(gspca_dev, 0xe0, 0x01);
1457 set_led(gspca_dev, 0);
1458 reg_w(gspca_dev, 0xe0, 0x00);
1459 }
1460
1461 /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
1462 #define UVC_STREAM_EOH (1 << 7)
1463 #define UVC_STREAM_ERR (1 << 6)
1464 #define UVC_STREAM_STI (1 << 5)
1465 #define UVC_STREAM_RES (1 << 4)
1466 #define UVC_STREAM_SCR (1 << 3)
1467 #define UVC_STREAM_PTS (1 << 2)
1468 #define UVC_STREAM_EOF (1 << 1)
1469 #define UVC_STREAM_FID (1 << 0)
1470
1471 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1472 u8 *data, int len)
1473 {
1474 struct sd *sd = (struct sd *) gspca_dev;
1475 __u32 this_pts;
1476 u8 this_fid;
1477 int remaining_len = len;
1478 int payload_len;
1479
1480 payload_len = gspca_dev->cam.bulk ? 2048 : 2040;
1481 do {
1482 len = min(remaining_len, payload_len);
1483
1484 /* Payloads are prefixed with a UVC-style header. We
1485 consider a frame to start when the FID toggles, or the PTS
1486 changes. A frame ends when EOF is set, and we've received
1487 the correct number of bytes. */
1488
1489 /* Verify UVC header. Header length is always 12 */
1490 if (data[0] != 12 || len < 12) {
1491 PDEBUG(D_PACK, "bad header");
1492 goto discard;
1493 }
1494
1495 /* Check errors */
1496 if (data[1] & UVC_STREAM_ERR) {
1497 PDEBUG(D_PACK, "payload error");
1498 goto discard;
1499 }
1500
1501 /* Extract PTS and FID */
1502 if (!(data[1] & UVC_STREAM_PTS)) {
1503 PDEBUG(D_PACK, "PTS not present");
1504 goto discard;
1505 }
1506 this_pts = (data[5] << 24) | (data[4] << 16)
1507 | (data[3] << 8) | data[2];
1508 this_fid = data[1] & UVC_STREAM_FID;
1509
1510 /* If PTS or FID has changed, start a new frame. */
1511 if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
1512 if (gspca_dev->last_packet_type == INTER_PACKET)
1513 gspca_frame_add(gspca_dev, LAST_PACKET,
1514 NULL, 0);
1515 sd->last_pts = this_pts;
1516 sd->last_fid = this_fid;
1517 gspca_frame_add(gspca_dev, FIRST_PACKET,
1518 data + 12, len - 12);
1519 /* If this packet is marked as EOF, end the frame */
1520 } else if (data[1] & UVC_STREAM_EOF) {
1521 sd->last_pts = 0;
1522 gspca_frame_add(gspca_dev, LAST_PACKET,
1523 data + 12, len - 12);
1524 } else {
1525
1526 /* Add the data from this payload */
1527 gspca_frame_add(gspca_dev, INTER_PACKET,
1528 data + 12, len - 12);
1529 }
1530
1531 /* Done this payload */
1532 goto scan_next;
1533
1534 discard:
1535 /* Discard data until a new frame starts. */
1536 gspca_dev->last_packet_type = DISCARD_PACKET;
1537
1538 scan_next:
1539 remaining_len -= len;
1540 data += len;
1541 } while (remaining_len > 0);
1542 }
1543
1544 static int sd_querymenu(struct gspca_dev *gspca_dev,
1545 struct v4l2_querymenu *menu)
1546 {
1547 switch (menu->id) {
1548 case V4L2_CID_POWER_LINE_FREQUENCY:
1549 switch (menu->index) {
1550 case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
1551 strcpy((char *) menu->name, "NoFliker");
1552 return 0;
1553 case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
1554 strcpy((char *) menu->name, "50 Hz");
1555 return 0;
1556 case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */
1557 strcpy((char *) menu->name, "60 Hz");
1558 return 0;
1559 }
1560 break;
1561 }
1562 return -EINVAL;
1563 }
1564
1565 /* sub-driver description */
1566 static const struct sd_desc sd_desc = {
1567 .name = MODULE_NAME,
1568 .ctrls = sd_ctrls,
1569 .nctrls = NCTRLS,
1570 .config = sd_config,
1571 .init = sd_init,
1572 .start = sd_start,
1573 .stopN = sd_stopN,
1574 .pkt_scan = sd_pkt_scan,
1575 .querymenu = sd_querymenu,
1576 };
1577
1578 /* -- module initialisation -- */
1579 static const struct usb_device_id device_table[] = {
1580 {USB_DEVICE(0x05a9, 0x8065)},
1581 {USB_DEVICE(0x06f8, 0x3003)},
1582 {USB_DEVICE(0x05a9, 0x1550)},
1583 {}
1584 };
1585
1586 MODULE_DEVICE_TABLE(usb, device_table);
1587
1588 /* -- device connect -- */
1589 static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
1590 {
1591 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1592 THIS_MODULE);
1593 }
1594
1595 static struct usb_driver sd_driver = {
1596 .name = MODULE_NAME,
1597 .id_table = device_table,
1598 .probe = sd_probe,
1599 .disconnect = gspca_disconnect,
1600 #ifdef CONFIG_PM
1601 .suspend = gspca_suspend,
1602 .resume = gspca_resume,
1603 #endif
1604 };
1605
1606 module_usb_driver(sd_driver);
kernel source for telekom puls (alcatel/mediatek)