xref: /openbmc/linux/drivers/media/usb/gspca/ov534_9.c (revision 293d5b43)
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 /* specific webcam descriptor */
51 struct sd {
52 	struct gspca_dev gspca_dev;	/* !! must be the first item */
53 	__u32 last_pts;
54 	u8 last_fid;
55 
56 	u8 sensor;
57 };
58 enum sensors {
59 	SENSOR_OV965x,		/* ov9657 */
60 	SENSOR_OV971x,		/* ov9712 */
61 	SENSOR_OV562x,		/* ov5621 */
62 	SENSOR_OV361x,		/* ov3610 */
63 	NSENSORS
64 };
65 
66 static const struct v4l2_pix_format ov965x_mode[] = {
67 #define QVGA_MODE 0
68 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
69 		.bytesperline = 320,
70 		.sizeimage = 320 * 240 * 3 / 8 + 590,
71 		.colorspace = V4L2_COLORSPACE_JPEG},
72 #define VGA_MODE 1
73 	{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
74 		.bytesperline = 640,
75 		.sizeimage = 640 * 480 * 3 / 8 + 590,
76 		.colorspace = V4L2_COLORSPACE_JPEG},
77 #define SVGA_MODE 2
78 	{800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
79 		.bytesperline = 800,
80 		.sizeimage = 800 * 600 * 3 / 8 + 590,
81 		.colorspace = V4L2_COLORSPACE_JPEG},
82 #define XGA_MODE 3
83 	{1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
84 		.bytesperline = 1024,
85 		.sizeimage = 1024 * 768 * 3 / 8 + 590,
86 		.colorspace = V4L2_COLORSPACE_JPEG},
87 #define SXGA_MODE 4
88 	{1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
89 		.bytesperline = 1280,
90 		.sizeimage = 1280 * 1024 * 3 / 8 + 590,
91 		.colorspace = V4L2_COLORSPACE_JPEG},
92 };
93 
94 static const struct v4l2_pix_format ov971x_mode[] = {
95 	{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
96 		.bytesperline = 640,
97 		.sizeimage = 640 * 480,
98 		.colorspace = V4L2_COLORSPACE_SRGB
99 	}
100 };
101 
102 static const struct v4l2_pix_format ov562x_mode[] = {
103 	{2592, 1680, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
104 		.bytesperline = 2592,
105 		.sizeimage = 2592 * 1680,
106 		.colorspace = V4L2_COLORSPACE_SRGB
107 	}
108 };
109 
110 enum ov361x {
111 	ov361x_2048 = 0,
112 	ov361x_1600,
113 	ov361x_1024,
114 	ov361x_640,
115 	ov361x_320,
116 	ov361x_160,
117 	ov361x_last
118 };
119 
120 static const struct v4l2_pix_format ov361x_mode[] = {
121 	{0x800, 0x600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
122 		.bytesperline = 0x800,
123 		.sizeimage = 0x800 * 0x600,
124 		.colorspace = V4L2_COLORSPACE_SRGB},
125 	{1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
126 		.bytesperline = 1600,
127 		.sizeimage = 1600 * 1200,
128 		.colorspace = V4L2_COLORSPACE_SRGB},
129 	{1024, 768, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
130 		.bytesperline = 768,
131 		.sizeimage = 1024 * 768,
132 		.colorspace = V4L2_COLORSPACE_SRGB},
133 	{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
134 		.bytesperline = 640,
135 		.sizeimage = 640 * 480,
136 		.colorspace = V4L2_COLORSPACE_SRGB},
137 	{320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
138 		.bytesperline = 320,
139 		.sizeimage = 320 * 240,
140 		.colorspace = V4L2_COLORSPACE_SRGB},
141 	{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
142 		.bytesperline = 160,
143 		.sizeimage = 160 * 120,
144 		.colorspace = V4L2_COLORSPACE_SRGB}
145 };
146 
147 static const u8 ov361x_start_2048[][2] = {
148 	{0x12, 0x80},
149 	{0x13, 0xcf},
150 	{0x14, 0x40},
151 	{0x15, 0x00},
152 	{0x01, 0x80},
153 	{0x02, 0x80},
154 	{0x04, 0x70},
155 	{0x0d, 0x40},
156 	{0x0f, 0x47},
157 	{0x11, 0x81},
158 	{0x32, 0x36},
159 	{0x33, 0x0c},
160 	{0x34, 0x00},
161 	{0x35, 0x90},
162 	{0x12, 0x00},
163 	{0x17, 0x10},
164 	{0x18, 0x90},
165 	{0x19, 0x00},
166 	{0x1a, 0xc0},
167 };
168 static const u8 ov361x_bridge_start_2048[][2] = {
169 	{0xf1, 0x60},
170 	{0x88, 0x00},
171 	{0x89, 0x08},
172 	{0x8a, 0x00},
173 	{0x8b, 0x06},
174 	{0x8c, 0x01},
175 	{0x8d, 0x10},
176 	{0x1c, 0x00},
177 	{0x1d, 0x48},
178 	{0x1d, 0x00},
179 	{0x1d, 0xff},
180 	{0x1c, 0x0a},
181 	{0x1d, 0x2e},
182 	{0x1d, 0x1e},
183 };
184 
185 static const u8 ov361x_start_1600[][2] = {
186 	{0x12, 0x80},
187 	{0x13, 0xcf},
188 	{0x14, 0x40},
189 	{0x15, 0x00},
190 	{0x01, 0x80},
191 	{0x02, 0x80},
192 	{0x04, 0x70},
193 	{0x0d, 0x40},
194 	{0x0f, 0x47},
195 	{0x11, 0x81},
196 	{0x32, 0x36},
197 	{0x33, 0x0C},
198 	{0x34, 0x00},
199 	{0x35, 0x90},
200 	{0x12, 0x00},
201 	{0x17, 0x10},
202 	{0x18, 0x90},
203 	{0x19, 0x00},
204 	{0x1a, 0xc0},
205 };
206 static const u8 ov361x_bridge_start_1600[][2] = {
207 	{0xf1, 0x60},  /* Hsize[7:0] */
208 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
209 	{0x89, 0x08},  /* Vsize[7:0] */
210 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
211 	{0x8b, 0x06},  /* for Iso */
212 	{0x8c, 0x01},  /* RAW input */
213 	{0x8d, 0x10},
214 	{0x1c, 0x00},  /* RAW output, Iso transfer */
215 	{0x1d, 0x48},
216 	{0x1d, 0x00},
217 	{0x1d, 0xff},
218 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
219 	{0x1d, 0x2e},  /* for Iso */
220 	{0x1d, 0x1e},
221 };
222 
223 static const u8 ov361x_start_1024[][2] = {
224 	{0x12, 0x80},
225 	{0x13, 0xcf},
226 	{0x14, 0x40},
227 	{0x15, 0x00},
228 	{0x01, 0x80},
229 	{0x02, 0x80},
230 	{0x04, 0x70},
231 	{0x0d, 0x40},
232 	{0x0f, 0x47},
233 	{0x11, 0x81},
234 	{0x32, 0x36},
235 	{0x33, 0x0C},
236 	{0x34, 0x00},
237 	{0x35, 0x90},
238 	{0x12, 0x40},
239 	{0x17, 0x1f},
240 	{0x18, 0x5f},
241 	{0x19, 0x00},
242 	{0x1a, 0x68},
243 };
244 static const u8 ov361x_bridge_start_1024[][2] = {
245 	{0xf1, 0x60},  /* Hsize[7:0] */
246 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
247 	{0x89, 0x04},  /* Vsize[7:0] */
248 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
249 	{0x8b, 0x03},  /* for Iso */
250 	{0x8c, 0x01},  /* RAW input  */
251 	{0x8d, 0x10},
252 	{0x1c, 0x00},  /* RAW output, Iso transfer */
253 	{0x1d, 0x48},
254 	{0x1d, 0x00},
255 	{0x1d, 0xff},
256 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
257 	{0x1d, 0x2e},  /* for Iso */
258 	{0x1d, 0x1e},
259 };
260 
261 static const u8 ov361x_start_640[][2] = {
262 	{0x12, 0x80},
263 	{0x13, 0xcf},
264 	{0x14, 0x40},
265 	{0x15, 0x00},
266 	{0x01, 0x80},
267 	{0x02, 0x80},
268 	{0x04, 0x70},
269 	{0x0d, 0x40},
270 	{0x0f, 0x47},
271 	{0x11, 0x81},
272 	{0x32, 0x36},
273 	{0x33, 0x0C},
274 	{0x34, 0x00},
275 	{0x35, 0x90},
276 	{0x12, 0x40},
277 	{0x17, 0x1f},
278 	{0x18, 0x5f},
279 	{0x19, 0x00},
280 	{0x1a, 0x68},
281 };
282 
283 static const u8 ov361x_bridge_start_640[][2] = {
284 	{0xf1, 0x60},  /* Hsize[7:0]*/
285 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
286 	{0x89, 0x04},  /* Vsize[7:0] */
287 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
288 	{0x8b, 0x03},  /* for Iso */
289 	{0x8c, 0x01},  /* RAW input */
290 	{0x8d, 0x10},
291 	{0x1c, 0x00},  /* RAW output, Iso transfer */
292 	{0x1d, 0x48},
293 	{0x1d, 0x00},
294 	{0x1d, 0xff},
295 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
296 	{0x1d, 0x2e},  /* for Iso */
297 	{0x1d, 0x1e},
298 };
299 
300 static const u8 ov361x_start_320[][2] = {
301 	{0x12, 0x80},
302 	{0x13, 0xcf},
303 	{0x14, 0x40},
304 	{0x15, 0x00},
305 	{0x01, 0x80},
306 	{0x02, 0x80},
307 	{0x04, 0x70},
308 	{0x0d, 0x40},
309 	{0x0f, 0x47},
310 	{0x11, 0x81},
311 	{0x32, 0x36},
312 	{0x33, 0x0C},
313 	{0x34, 0x00},
314 	{0x35, 0x90},
315 	{0x12, 0x40},
316 	{0x17, 0x1f},
317 	{0x18, 0x5f},
318 	{0x19, 0x00},
319 	{0x1a, 0x68},
320 };
321 
322 static const u8 ov361x_bridge_start_320[][2] = {
323 	{0xf1, 0x60},  /* Hsize[7:0] */
324 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
325 	{0x89, 0x04},  /* Vsize[7:0] */
326 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
327 	{0x8b, 0x03},  /* for Iso */
328 	{0x8c, 0x01},  /* RAW input */
329 	{0x8d, 0x10},
330 	{0x1c, 0x00},  /* RAW output, Iso transfer; */
331 	{0x1d, 0x48},
332 	{0x1d, 0x00},
333 	{0x1d, 0xff},
334 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
335 	{0x1d, 0x2e},  /* for Iso */
336 	{0x1d, 0x1e},
337 };
338 
339 static const u8 ov361x_start_160[][2] = {
340 	{0x12, 0x80},
341 	{0x13, 0xcf},
342 	{0x14, 0x40},
343 	{0x15, 0x00},
344 	{0x01, 0x80},
345 	{0x02, 0x80},
346 	{0x04, 0x70},
347 	{0x0d, 0x40},
348 	{0x0f, 0x47},
349 	{0x11, 0x81},
350 	{0x32, 0x36},
351 	{0x33, 0x0C},
352 	{0x34, 0x00},
353 	{0x35, 0x90},
354 	{0x12, 0x40},
355 	{0x17, 0x1f},
356 	{0x18, 0x5f},
357 	{0x19, 0x00},
358 	{0x1a, 0x68},
359 };
360 
361 static const u8 ov361x_bridge_start_160[][2] = {
362 	{0xf1, 0x60},  /* Hsize[7:0] */
363 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
364 	{0x89, 0x04},  /* Vsize[7:0] */
365 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
366 	{0x8b, 0x03},  /* for Iso */
367 	{0x8c, 0x01},  /* RAW input */
368 	{0x8d, 0x10},
369 	{0x1c, 0x00},  /* RAW output, Iso transfer */
370 	{0x1d, 0x48},
371 	{0x1d, 0x00},
372 	{0x1d, 0xff},
373 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
374 	{0x1d, 0x2e},  /* for Iso */
375 	{0x1d, 0x1e},
376 };
377 
378 static const u8 bridge_init[][2] = {
379 	{0x88, 0xf8},
380 	{0x89, 0xff},
381 	{0x76, 0x03},
382 	{0x92, 0x03},
383 	{0x95, 0x10},
384 	{0xe2, 0x00},
385 	{0xe7, 0x3e},
386 	{0x8d, 0x1c},
387 	{0x8e, 0x00},
388 	{0x8f, 0x00},
389 	{0x1f, 0x00},
390 	{0xc3, 0xf9},
391 	{0x89, 0xff},
392 	{0x88, 0xf8},
393 	{0x76, 0x03},
394 	{0x92, 0x01},
395 	{0x93, 0x18},
396 	{0x1c, 0x0a},
397 	{0x1d, 0x48},
398 	{0xc0, 0x50},
399 	{0xc1, 0x3c},
400 	{0x34, 0x05},
401 	{0xc2, 0x0c},
402 	{0xc3, 0xf9},
403 	{0x34, 0x05},
404 	{0xe7, 0x2e},
405 	{0x31, 0xf9},
406 	{0x35, 0x02},
407 	{0xd9, 0x10},
408 	{0x25, 0x42},
409 	{0x94, 0x11},
410 };
411 
412 static const u8 ov965x_init[][2] = {
413 	{0x12, 0x80},	/* com7 - SSCB reset */
414 	{0x00, 0x00},	/* gain */
415 	{0x01, 0x80},	/* blue */
416 	{0x02, 0x80},	/* red */
417 	{0x03, 0x1b},	/* vref */
418 	{0x04, 0x03},	/* com1 - exposure low bits */
419 	{0x0b, 0x57},	/* ver */
420 	{0x0e, 0x61},	/* com5 */
421 	{0x0f, 0x42},	/* com6 */
422 	{0x11, 0x00},	/* clkrc */
423 	{0x12, 0x02},	/* com7 - 15fps VGA YUYV */
424 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
425 	{0x14, 0x28},	/* com9 */
426 	{0x16, 0x24},	/* reg16 */
427 	{0x17, 0x1d},	/* hstart*/
428 	{0x18, 0xbd},	/* hstop */
429 	{0x19, 0x01},	/* vstrt */
430 	{0x1a, 0x81},	/* vstop*/
431 	{0x1e, 0x04},	/* mvfp */
432 	{0x24, 0x3c},	/* aew */
433 	{0x25, 0x36},	/* aeb */
434 	{0x26, 0x71},	/* vpt */
435 	{0x27, 0x08},	/* bbias */
436 	{0x28, 0x08},	/* gbbias */
437 	{0x29, 0x15},	/* gr com */
438 	{0x2a, 0x00},	/* exhch */
439 	{0x2b, 0x00},	/* exhcl */
440 	{0x2c, 0x08},	/* rbias */
441 	{0x32, 0xff},	/* href */
442 	{0x33, 0x00},	/* chlf */
443 	{0x34, 0x3f},	/* aref1 */
444 	{0x35, 0x00},	/* aref2 */
445 	{0x36, 0xf8},	/* aref3 */
446 	{0x38, 0x72},	/* adc2 */
447 	{0x39, 0x57},	/* aref4 */
448 	{0x3a, 0x80},	/* tslb - yuyv */
449 	{0x3b, 0xc4},	/* com11 - night mode 1/4 frame rate */
450 	{0x3d, 0x99},	/* com13 */
451 	{0x3f, 0xc1},	/* edge */
452 	{0x40, 0xc0},	/* com15 */
453 	{0x41, 0x40},	/* com16 */
454 	{0x42, 0xc0},	/* com17 */
455 	{0x43, 0x0a},	/* rsvd */
456 	{0x44, 0xf0},
457 	{0x45, 0x46},
458 	{0x46, 0x62},
459 	{0x47, 0x2a},
460 	{0x48, 0x3c},
461 	{0x4a, 0xfc},
462 	{0x4b, 0xfc},
463 	{0x4c, 0x7f},
464 	{0x4d, 0x7f},
465 	{0x4e, 0x7f},
466 	{0x4f, 0x98},	/* matrix */
467 	{0x50, 0x98},
468 	{0x51, 0x00},
469 	{0x52, 0x28},
470 	{0x53, 0x70},
471 	{0x54, 0x98},
472 	{0x58, 0x1a},	/* matrix coef sign */
473 	{0x59, 0x85},	/* AWB control */
474 	{0x5a, 0xa9},
475 	{0x5b, 0x64},
476 	{0x5c, 0x84},
477 	{0x5d, 0x53},
478 	{0x5e, 0x0e},
479 	{0x5f, 0xf0},	/* AWB blue limit */
480 	{0x60, 0xf0},	/* AWB red limit */
481 	{0x61, 0xf0},	/* AWB green limit */
482 	{0x62, 0x00},	/* lcc1 */
483 	{0x63, 0x00},	/* lcc2 */
484 	{0x64, 0x02},	/* lcc3 */
485 	{0x65, 0x16},	/* lcc4 */
486 	{0x66, 0x01},	/* lcc5 */
487 	{0x69, 0x02},	/* hv */
488 	{0x6b, 0x5a},	/* dbvl */
489 	{0x6c, 0x04},
490 	{0x6d, 0x55},
491 	{0x6e, 0x00},
492 	{0x6f, 0x9d},
493 	{0x70, 0x21},	/* dnsth */
494 	{0x71, 0x78},
495 	{0x72, 0x00},	/* poidx */
496 	{0x73, 0x01},	/* pckdv */
497 	{0x74, 0x3a},	/* xindx */
498 	{0x75, 0x35},	/* yindx */
499 	{0x76, 0x01},
500 	{0x77, 0x02},
501 	{0x7a, 0x12},	/* gamma curve */
502 	{0x7b, 0x08},
503 	{0x7c, 0x16},
504 	{0x7d, 0x30},
505 	{0x7e, 0x5e},
506 	{0x7f, 0x72},
507 	{0x80, 0x82},
508 	{0x81, 0x8e},
509 	{0x82, 0x9a},
510 	{0x83, 0xa4},
511 	{0x84, 0xac},
512 	{0x85, 0xb8},
513 	{0x86, 0xc3},
514 	{0x87, 0xd6},
515 	{0x88, 0xe6},
516 	{0x89, 0xf2},
517 	{0x8a, 0x03},
518 	{0x8c, 0x89},	/* com19 */
519 	{0x14, 0x28},	/* com9 */
520 	{0x90, 0x7d},
521 	{0x91, 0x7b},
522 	{0x9d, 0x03},	/* lcc6 */
523 	{0x9e, 0x04},	/* lcc7 */
524 	{0x9f, 0x7a},
525 	{0xa0, 0x79},
526 	{0xa1, 0x40},	/* aechm */
527 	{0xa4, 0x50},	/* com21 */
528 	{0xa5, 0x68},	/* com26 */
529 	{0xa6, 0x4a},	/* AWB green */
530 	{0xa8, 0xc1},	/* refa8 */
531 	{0xa9, 0xef},	/* refa9 */
532 	{0xaa, 0x92},
533 	{0xab, 0x04},
534 	{0xac, 0x80},	/* black level control */
535 	{0xad, 0x80},
536 	{0xae, 0x80},
537 	{0xaf, 0x80},
538 	{0xb2, 0xf2},
539 	{0xb3, 0x20},
540 	{0xb4, 0x20},	/* ctrlb4 */
541 	{0xb5, 0x00},
542 	{0xb6, 0xaf},
543 	{0xbb, 0xae},
544 	{0xbc, 0x7f},	/* ADC channel offsets */
545 	{0xdb, 0x7f},
546 	{0xbe, 0x7f},
547 	{0xbf, 0x7f},
548 	{0xc0, 0xe2},
549 	{0xc1, 0xc0},
550 	{0xc2, 0x01},
551 	{0xc3, 0x4e},
552 	{0xc6, 0x85},
553 	{0xc7, 0x80},	/* com24 */
554 	{0xc9, 0xe0},
555 	{0xca, 0xe8},
556 	{0xcb, 0xf0},
557 	{0xcc, 0xd8},
558 	{0xcd, 0xf1},
559 	{0x4f, 0x98},	/* matrix */
560 	{0x50, 0x98},
561 	{0x51, 0x00},
562 	{0x52, 0x28},
563 	{0x53, 0x70},
564 	{0x54, 0x98},
565 	{0x58, 0x1a},
566 	{0xff, 0x41},	/* read 41, write ff 00 */
567 	{0x41, 0x40},	/* com16 */
568 
569 	{0xc5, 0x03},	/* 60 Hz banding filter */
570 	{0x6a, 0x02},	/* 50 Hz banding filter */
571 
572 	{0x12, 0x62},	/* com7 - 30fps VGA YUV */
573 	{0x36, 0xfa},	/* aref3 */
574 	{0x69, 0x0a},	/* hv */
575 	{0x8c, 0x89},	/* com22 */
576 	{0x14, 0x28},	/* com9 */
577 	{0x3e, 0x0c},
578 	{0x41, 0x40},	/* com16 */
579 	{0x72, 0x00},
580 	{0x73, 0x00},
581 	{0x74, 0x3a},
582 	{0x75, 0x35},
583 	{0x76, 0x01},
584 	{0xc7, 0x80},
585 	{0x03, 0x12},	/* vref */
586 	{0x17, 0x16},	/* hstart */
587 	{0x18, 0x02},	/* hstop */
588 	{0x19, 0x01},	/* vstrt */
589 	{0x1a, 0x3d},	/* vstop */
590 	{0x32, 0xff},	/* href */
591 	{0xc0, 0xaa},
592 };
593 
594 static const u8 bridge_init_2[][2] = {
595 	{0x94, 0xaa},
596 	{0xf1, 0x60},
597 	{0xe5, 0x04},
598 	{0xc0, 0x50},
599 	{0xc1, 0x3c},
600 	{0x8c, 0x00},
601 	{0x8d, 0x1c},
602 	{0x34, 0x05},
603 
604 	{0xc2, 0x0c},
605 	{0xc3, 0xf9},
606 	{0xda, 0x01},
607 	{0x50, 0x00},
608 	{0x51, 0xa0},
609 	{0x52, 0x3c},
610 	{0x53, 0x00},
611 	{0x54, 0x00},
612 	{0x55, 0x00},
613 	{0x57, 0x00},
614 	{0x5c, 0x00},
615 	{0x5a, 0xa0},
616 	{0x5b, 0x78},
617 	{0x35, 0x02},
618 	{0xd9, 0x10},
619 	{0x94, 0x11},
620 };
621 
622 static const u8 ov965x_init_2[][2] = {
623 	{0x3b, 0xc4},
624 	{0x1e, 0x04},	/* mvfp */
625 	{0x13, 0xe0},	/* com8 */
626 	{0x00, 0x00},	/* gain */
627 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
628 	{0x11, 0x03},	/* clkrc */
629 	{0x6b, 0x5a},	/* dblv */
630 	{0x6a, 0x05},
631 	{0xc5, 0x07},
632 	{0xa2, 0x4b},
633 	{0xa3, 0x3e},
634 	{0x2d, 0x00},
635 	{0xff, 0x42},	/* read 42, write ff 00 */
636 	{0x42, 0xc0},	/* com17 */
637 	{0x2d, 0x00},
638 	{0xff, 0x42},	/* read 42, write ff 00 */
639 	{0x42, 0xc1},	/* com17 */
640 /* sharpness */
641 	{0x3f, 0x01},
642 	{0xff, 0x42},	/* read 42, write ff 00 */
643 	{0x42, 0xc1},	/* com17 */
644 /* saturation */
645 	{0x4f, 0x98},	/* matrix */
646 	{0x50, 0x98},
647 	{0x51, 0x00},
648 	{0x52, 0x28},
649 	{0x53, 0x70},
650 	{0x54, 0x98},
651 	{0x58, 0x1a},
652 	{0xff, 0x41},	/* read 41, write ff 00 */
653 	{0x41, 0x40},	/* com16 */
654 /* contrast */
655 	{0x56, 0x40},
656 /* brightness */
657 	{0x55, 0x8f},
658 /* expo */
659 	{0x10, 0x25},	/* aech - exposure high bits */
660 	{0xff, 0x13},	/* read 13, write ff 00 */
661 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
662 };
663 
664 static const u8 ov971x_init[][2] = {
665 	{0x12, 0x80},
666 	{0x09, 0x10},
667 	{0x1e, 0x07},
668 	{0x5f, 0x18},
669 	{0x69, 0x04},
670 	{0x65, 0x2a},
671 	{0x68, 0x0a},
672 	{0x39, 0x28},
673 	{0x4d, 0x90},
674 	{0xc1, 0x80},
675 	{0x0c, 0x30},
676 	{0x6d, 0x02},
677 	{0x96, 0xf1},
678 	{0xbc, 0x68},
679 	{0x12, 0x00},
680 	{0x3b, 0x00},
681 	{0x97, 0x80},
682 	{0x17, 0x25},
683 	{0x18, 0xa2},
684 	{0x19, 0x01},
685 	{0x1a, 0xca},
686 	{0x03, 0x0a},
687 	{0x32, 0x07},
688 	{0x98, 0x40},	/*{0x98, 0x00},*/
689 	{0x99, 0xA0},	/*{0x99, 0x00},*/
690 	{0x9a, 0x01},	/*{0x9a, 0x00},*/
691 	{0x57, 0x00},
692 	{0x58, 0x78},	/*{0x58, 0xc8},*/
693 	{0x59, 0x50},	/*{0x59, 0xa0},*/
694 	{0x4c, 0x13},
695 	{0x4b, 0x36},
696 	{0x3d, 0x3c},
697 	{0x3e, 0x03},
698 	{0xbd, 0x50},	/*{0xbd, 0xa0},*/
699 	{0xbe, 0x78},	/*{0xbe, 0xc8},*/
700 	{0x4e, 0x55},
701 	{0x4f, 0x55},
702 	{0x50, 0x55},
703 	{0x51, 0x55},
704 	{0x24, 0x55},
705 	{0x25, 0x40},
706 	{0x26, 0xa1},
707 	{0x5c, 0x59},
708 	{0x5d, 0x00},
709 	{0x11, 0x00},
710 	{0x2a, 0x98},
711 	{0x2b, 0x06},
712 	{0x2d, 0x00},
713 	{0x2e, 0x00},
714 	{0x13, 0xa5},
715 	{0x14, 0x40},
716 	{0x4a, 0x00},
717 	{0x49, 0xce},
718 	{0x22, 0x03},
719 	{0x09, 0x00}
720 };
721 
722 static const u8 ov965x_start_1_vga[][2] = {	/* same for qvga */
723 	{0x12, 0x62},	/* com7 - 30fps VGA YUV */
724 	{0x36, 0xfa},	/* aref3 */
725 	{0x69, 0x0a},	/* hv */
726 	{0x8c, 0x89},	/* com22 */
727 	{0x14, 0x28},	/* com9 */
728 	{0x3e, 0x0c},	/* com14 */
729 	{0x41, 0x40},	/* com16 */
730 	{0x72, 0x00},
731 	{0x73, 0x00},
732 	{0x74, 0x3a},
733 	{0x75, 0x35},
734 	{0x76, 0x01},
735 	{0xc7, 0x80},	/* com24 */
736 	{0x03, 0x12},	/* vref */
737 	{0x17, 0x16},	/* hstart */
738 	{0x18, 0x02},	/* hstop */
739 	{0x19, 0x01},	/* vstrt */
740 	{0x1a, 0x3d},	/* vstop */
741 	{0x32, 0xff},	/* href */
742 	{0xc0, 0xaa},
743 };
744 
745 static const u8 ov965x_start_1_svga[][2] = {
746 	{0x12, 0x02},	/* com7 - YUYV - VGA 15 full resolution */
747 	{0x36, 0xf8},	/* aref3 */
748 	{0x69, 0x02},	/* hv */
749 	{0x8c, 0x0d},	/* com22 */
750 	{0x3e, 0x0c},	/* com14 */
751 	{0x41, 0x40},	/* com16 */
752 	{0x72, 0x00},
753 	{0x73, 0x01},
754 	{0x74, 0x3a},
755 	{0x75, 0x35},
756 	{0x76, 0x01},
757 	{0xc7, 0x80},	/* com24 */
758 	{0x03, 0x1b},	/* vref */
759 	{0x17, 0x1d},	/* hstart */
760 	{0x18, 0xbd},	/* hstop */
761 	{0x19, 0x01},	/* vstrt */
762 	{0x1a, 0x81},	/* vstop */
763 	{0x32, 0xff},	/* href */
764 	{0xc0, 0xe2},
765 };
766 
767 static const u8 ov965x_start_1_xga[][2] = {
768 	{0x12, 0x02},	/* com7 */
769 	{0x36, 0xf8},	/* aref3 */
770 	{0x69, 0x02},	/* hv */
771 	{0x8c, 0x89},	/* com22 */
772 	{0x14, 0x28},	/* com9 */
773 	{0x3e, 0x0c},	/* com14 */
774 	{0x41, 0x40},	/* com16 */
775 	{0x72, 0x00},
776 	{0x73, 0x01},
777 	{0x74, 0x3a},
778 	{0x75, 0x35},
779 	{0x76, 0x01},
780 	{0xc7, 0x80},	/* com24 */
781 	{0x03, 0x1b},	/* vref */
782 	{0x17, 0x1d},	/* hstart */
783 	{0x18, 0xbd},	/* hstop */
784 	{0x19, 0x01},	/* vstrt */
785 	{0x1a, 0x81},	/* vstop */
786 	{0x32, 0xff},	/* href */
787 	{0xc0, 0xe2},
788 };
789 
790 static const u8 ov965x_start_1_sxga[][2] = {
791 	{0x12, 0x02},	/* com7 */
792 	{0x36, 0xf8},	/* aref3 */
793 	{0x69, 0x02},	/* hv */
794 	{0x8c, 0x89},	/* com22 */
795 	{0x14, 0x28},	/* com9 */
796 	{0x3e, 0x0c},	/* com14 */
797 	{0x41, 0x40},	/* com16 */
798 	{0x72, 0x00},
799 	{0x73, 0x01},
800 	{0x74, 0x3a},
801 	{0x75, 0x35},
802 	{0x76, 0x01},
803 	{0xc7, 0x80},	/* com24 */
804 	{0x03, 0x1b},	/* vref */
805 	{0x17, 0x1d},	/* hstart */
806 	{0x18, 0x02},	/* hstop */
807 	{0x19, 0x01},	/* vstrt */
808 	{0x1a, 0x81},	/* vstop */
809 	{0x32, 0xff},	/* href */
810 	{0xc0, 0xe2},
811 };
812 
813 static const u8 bridge_start_qvga[][2] = {
814 	{0x94, 0xaa},
815 	{0xf1, 0x60},
816 	{0xe5, 0x04},
817 	{0xc0, 0x50},
818 	{0xc1, 0x3c},
819 	{0x8c, 0x00},
820 	{0x8d, 0x1c},
821 	{0x34, 0x05},
822 
823 	{0xc2, 0x4c},
824 	{0xc3, 0xf9},
825 	{0xda, 0x00},
826 	{0x50, 0x00},
827 	{0x51, 0xa0},
828 	{0x52, 0x78},
829 	{0x53, 0x00},
830 	{0x54, 0x00},
831 	{0x55, 0x00},
832 	{0x57, 0x00},
833 	{0x5c, 0x00},
834 	{0x5a, 0x50},
835 	{0x5b, 0x3c},
836 	{0x35, 0x02},
837 	{0xd9, 0x10},
838 	{0x94, 0x11},
839 };
840 
841 static const u8 bridge_start_vga[][2] = {
842 	{0x94, 0xaa},
843 	{0xf1, 0x60},
844 	{0xe5, 0x04},
845 	{0xc0, 0x50},
846 	{0xc1, 0x3c},
847 	{0x8c, 0x00},
848 	{0x8d, 0x1c},
849 	{0x34, 0x05},
850 	{0xc2, 0x0c},
851 	{0xc3, 0xf9},
852 	{0xda, 0x01},
853 	{0x50, 0x00},
854 	{0x51, 0xa0},
855 	{0x52, 0x3c},
856 	{0x53, 0x00},
857 	{0x54, 0x00},
858 	{0x55, 0x00},
859 	{0x57, 0x00},
860 	{0x5c, 0x00},
861 	{0x5a, 0xa0},
862 	{0x5b, 0x78},
863 	{0x35, 0x02},
864 	{0xd9, 0x10},
865 	{0x94, 0x11},
866 };
867 
868 static const u8 bridge_start_svga[][2] = {
869 	{0x94, 0xaa},
870 	{0xf1, 0x60},
871 	{0xe5, 0x04},
872 	{0xc0, 0xa0},
873 	{0xc1, 0x80},
874 	{0x8c, 0x00},
875 	{0x8d, 0x1c},
876 	{0x34, 0x05},
877 	{0xc2, 0x4c},
878 	{0xc3, 0xf9},
879 	{0x50, 0x00},
880 	{0x51, 0x40},
881 	{0x52, 0x00},
882 	{0x53, 0x00},
883 	{0x54, 0x00},
884 	{0x55, 0x88},
885 	{0x57, 0x00},
886 	{0x5c, 0x00},
887 	{0x5a, 0xc8},
888 	{0x5b, 0x96},
889 	{0x35, 0x02},
890 	{0xd9, 0x10},
891 	{0xda, 0x00},
892 	{0x94, 0x11},
893 };
894 
895 static const u8 bridge_start_xga[][2] = {
896 	{0x94, 0xaa},
897 	{0xf1, 0x60},
898 	{0xe5, 0x04},
899 	{0xc0, 0xa0},
900 	{0xc1, 0x80},
901 	{0x8c, 0x00},
902 	{0x8d, 0x1c},
903 	{0x34, 0x05},
904 	{0xc2, 0x4c},
905 	{0xc3, 0xf9},
906 	{0x50, 0x00},
907 	{0x51, 0x40},
908 	{0x52, 0x00},
909 	{0x53, 0x00},
910 	{0x54, 0x00},
911 	{0x55, 0x88},
912 	{0x57, 0x00},
913 	{0x5c, 0x01},
914 	{0x5a, 0x00},
915 	{0x5b, 0xc0},
916 	{0x35, 0x02},
917 	{0xd9, 0x10},
918 	{0xda, 0x01},
919 	{0x94, 0x11},
920 };
921 
922 static const u8 bridge_start_sxga[][2] = {
923 	{0x94, 0xaa},
924 	{0xf1, 0x60},
925 	{0xe5, 0x04},
926 	{0xc0, 0xa0},
927 	{0xc1, 0x80},
928 	{0x8c, 0x00},
929 	{0x8d, 0x1c},
930 	{0x34, 0x05},
931 	{0xc2, 0x0c},
932 	{0xc3, 0xf9},
933 	{0xda, 0x00},
934 	{0x35, 0x02},
935 	{0xd9, 0x10},
936 	{0x94, 0x11},
937 };
938 
939 static const u8 ov965x_start_2_qvga[][2] = {
940 	{0x3b, 0xe4},	/* com11 - night mode 1/4 frame rate */
941 	{0x1e, 0x04},	/* mvfp */
942 	{0x13, 0xe0},	/* com8 */
943 	{0x00, 0x00},
944 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
945 	{0x11, 0x01},	/* clkrc */
946 	{0x6b, 0x5a},	/* dblv */
947 	{0x6a, 0x02},	/* 50 Hz banding filter */
948 	{0xc5, 0x03},	/* 60 Hz banding filter */
949 	{0xa2, 0x96},	/* bd50 */
950 	{0xa3, 0x7d},	/* bd60 */
951 
952 	{0xff, 0x13},	/* read 13, write ff 00 */
953 	{0x13, 0xe7},
954 	{0x3a, 0x80},	/* tslb - yuyv */
955 };
956 
957 static const u8 ov965x_start_2_vga[][2] = {
958 	{0x3b, 0xc4},	/* com11 - night mode 1/4 frame rate */
959 	{0x1e, 0x04},	/* mvfp */
960 	{0x13, 0xe0},	/* com8 */
961 	{0x00, 0x00},
962 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
963 	{0x11, 0x03},	/* clkrc */
964 	{0x6b, 0x5a},	/* dblv */
965 	{0x6a, 0x05},	/* 50 Hz banding filter */
966 	{0xc5, 0x07},	/* 60 Hz banding filter */
967 	{0xa2, 0x4b},	/* bd50 */
968 	{0xa3, 0x3e},	/* bd60 */
969 
970 	{0x2d, 0x00},	/* advfl */
971 };
972 
973 static const u8 ov965x_start_2_svga[][2] = {	/* same for xga */
974 	{0x3b, 0xc4},	/* com11 - night mode 1/4 frame rate */
975 	{0x1e, 0x04},	/* mvfp */
976 	{0x13, 0xe0},	/* com8 */
977 	{0x00, 0x00},
978 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
979 	{0x11, 0x01},	/* clkrc */
980 	{0x6b, 0x5a},	/* dblv */
981 	{0x6a, 0x0c},	/* 50 Hz banding filter */
982 	{0xc5, 0x0f},	/* 60 Hz banding filter */
983 	{0xa2, 0x4e},	/* bd50 */
984 	{0xa3, 0x41},	/* bd60 */
985 };
986 
987 static const u8 ov965x_start_2_sxga[][2] = {
988 	{0x13, 0xe0},	/* com8 */
989 	{0x00, 0x00},
990 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
991 	{0x3b, 0xc4},	/* com11 - night mode 1/4 frame rate */
992 	{0x1e, 0x04},	/* mvfp */
993 	{0x11, 0x01},	/* clkrc */
994 	{0x6b, 0x5a},	/* dblv */
995 	{0x6a, 0x0c},	/* 50 Hz banding filter */
996 	{0xc5, 0x0f},	/* 60 Hz banding filter */
997 	{0xa2, 0x4e},	/* bd50 */
998 	{0xa3, 0x41},	/* bd60 */
999 };
1000 
1001 static const u8 ov562x_init[][2] = {
1002 	{0x88, 0x20},
1003 	{0x89, 0x0a},
1004 	{0x8a, 0x90},
1005 	{0x8b, 0x06},
1006 	{0x8c, 0x01},
1007 	{0x8d, 0x10},
1008 	{0x1c, 0x00},
1009 	{0x1d, 0x48},
1010 	{0x1d, 0x00},
1011 	{0x1d, 0xff},
1012 	{0x1c, 0x0a},
1013 	{0x1d, 0x2e},
1014 	{0x1d, 0x1e},
1015 };
1016 
1017 static const u8 ov562x_init_2[][2] = {
1018 	{0x12, 0x80},
1019 	{0x11, 0x41},
1020 	{0x13, 0x00},
1021 	{0x10, 0x1e},
1022 	{0x3b, 0x07},
1023 	{0x5b, 0x40},
1024 	{0x39, 0x07},
1025 	{0x53, 0x02},
1026 	{0x54, 0x60},
1027 	{0x04, 0x20},
1028 	{0x27, 0x04},
1029 	{0x3d, 0x40},
1030 	{0x36, 0x00},
1031 	{0xc5, 0x04},
1032 	{0x4e, 0x00},
1033 	{0x4f, 0x93},
1034 	{0x50, 0x7b},
1035 	{0xca, 0x0c},
1036 	{0xcb, 0x0f},
1037 	{0x39, 0x07},
1038 	{0x4a, 0x10},
1039 	{0x3e, 0x0a},
1040 	{0x3d, 0x00},
1041 	{0x0c, 0x38},
1042 	{0x38, 0x90},
1043 	{0x46, 0x30},
1044 	{0x4f, 0x93},
1045 	{0x50, 0x7b},
1046 	{0xab, 0x00},
1047 	{0xca, 0x0c},
1048 	{0xcb, 0x0f},
1049 	{0x37, 0x02},
1050 	{0x44, 0x48},
1051 	{0x8d, 0x44},
1052 	{0x2a, 0x00},
1053 	{0x2b, 0x00},
1054 	{0x32, 0x00},
1055 	{0x38, 0x90},
1056 	{0x53, 0x02},
1057 	{0x54, 0x60},
1058 	{0x12, 0x00},
1059 	{0x17, 0x12},
1060 	{0x18, 0xb4},
1061 	{0x19, 0x0c},
1062 	{0x1a, 0xf4},
1063 	{0x03, 0x4a},
1064 	{0x89, 0x20},
1065 	{0x83, 0x80},
1066 	{0xb7, 0x9d},
1067 	{0xb6, 0x11},
1068 	{0xb5, 0x55},
1069 	{0xb4, 0x00},
1070 	{0xa9, 0xf0},
1071 	{0xa8, 0x0a},
1072 	{0xb8, 0xf0},
1073 	{0xb9, 0xf0},
1074 	{0xba, 0xf0},
1075 	{0x81, 0x07},
1076 	{0x63, 0x44},
1077 	{0x13, 0xc7},
1078 	{0x14, 0x60},
1079 	{0x33, 0x75},
1080 	{0x2c, 0x00},
1081 	{0x09, 0x00},
1082 	{0x35, 0x30},
1083 	{0x27, 0x04},
1084 	{0x3c, 0x07},
1085 	{0x3a, 0x0a},
1086 	{0x3b, 0x07},
1087 	{0x01, 0x40},
1088 	{0x02, 0x40},
1089 	{0x16, 0x40},
1090 	{0x52, 0xb0},
1091 	{0x51, 0x83},
1092 	{0x21, 0xbb},
1093 	{0x22, 0x10},
1094 	{0x23, 0x03},
1095 	{0x35, 0x38},
1096 	{0x20, 0x90},
1097 	{0x28, 0x30},
1098 	{0x73, 0xe1},
1099 	{0x6c, 0x00},
1100 	{0x6d, 0x80},
1101 	{0x6e, 0x00},
1102 	{0x70, 0x04},
1103 	{0x71, 0x00},
1104 	{0x8d, 0x04},
1105 	{0x64, 0x00},
1106 	{0x65, 0x00},
1107 	{0x66, 0x00},
1108 	{0x67, 0x00},
1109 	{0x68, 0x00},
1110 	{0x69, 0x00},
1111 	{0x6a, 0x00},
1112 	{0x6b, 0x00},
1113 	{0x71, 0x94},
1114 	{0x74, 0x20},
1115 	{0x80, 0x09},
1116 	{0x85, 0xc0},
1117 };
1118 
1119 static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1120 {
1121 	struct usb_device *udev = gspca_dev->dev;
1122 	int ret;
1123 
1124 	if (gspca_dev->usb_err < 0)
1125 		return;
1126 	gspca_dev->usb_buf[0] = val;
1127 	ret = usb_control_msg(udev,
1128 			      usb_sndctrlpipe(udev, 0),
1129 			      0x01,
1130 			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1131 			      0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1132 	if (ret < 0) {
1133 		pr_err("reg_w failed %d\n", ret);
1134 		gspca_dev->usb_err = ret;
1135 	}
1136 }
1137 
1138 static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1139 {
1140 	PDEBUG(D_USBO, "reg_w [%04x] = %02x", reg, val);
1141 	reg_w_i(gspca_dev, reg, val);
1142 }
1143 
1144 static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
1145 {
1146 	struct usb_device *udev = gspca_dev->dev;
1147 	int ret;
1148 
1149 	if (gspca_dev->usb_err < 0)
1150 		return 0;
1151 	ret = usb_control_msg(udev,
1152 			      usb_rcvctrlpipe(udev, 0),
1153 			      0x01,
1154 			      USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1155 			      0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1156 	PDEBUG(D_USBI, "reg_r [%04x] -> %02x", reg, gspca_dev->usb_buf[0]);
1157 	if (ret < 0) {
1158 		pr_err("reg_r err %d\n", ret);
1159 		gspca_dev->usb_err = ret;
1160 	}
1161 	return gspca_dev->usb_buf[0];
1162 }
1163 
1164 static int sccb_check_status(struct gspca_dev *gspca_dev)
1165 {
1166 	u8 data;
1167 	int i;
1168 
1169 	for (i = 0; i < 5; i++) {
1170 		msleep(20);
1171 		data = reg_r(gspca_dev, OV534_REG_STATUS);
1172 
1173 		switch (data) {
1174 		case 0x00:
1175 			return 1;
1176 		case 0x04:
1177 			return 0;
1178 		case 0x03:
1179 			break;
1180 		default:
1181 			PDEBUG(D_USBI|D_USBO,
1182 				"sccb status 0x%02x, attempt %d/5",
1183 				data, i + 1);
1184 		}
1185 	}
1186 	return 0;
1187 }
1188 
1189 static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
1190 {
1191 	PDEBUG(D_USBO, "sccb_write [%02x] = %02x", reg, val);
1192 	reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg);
1193 	reg_w_i(gspca_dev, OV534_REG_WRITE, val);
1194 	reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
1195 
1196 	if (!sccb_check_status(gspca_dev))
1197 		pr_err("sccb_write failed\n");
1198 }
1199 
1200 static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg)
1201 {
1202 	reg_w(gspca_dev, OV534_REG_SUBADDR, reg);
1203 	reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
1204 	if (!sccb_check_status(gspca_dev))
1205 		pr_err("sccb_read failed 1\n");
1206 
1207 	reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
1208 	if (!sccb_check_status(gspca_dev))
1209 		pr_err("sccb_read failed 2\n");
1210 
1211 	return reg_r(gspca_dev, OV534_REG_READ);
1212 }
1213 
1214 /* output a bridge sequence (reg - val) */
1215 static void reg_w_array(struct gspca_dev *gspca_dev,
1216 			const u8 (*data)[2], int len)
1217 {
1218 	while (--len >= 0) {
1219 		reg_w(gspca_dev, (*data)[0], (*data)[1]);
1220 		data++;
1221 	}
1222 }
1223 
1224 /* output a sensor sequence (reg - val) */
1225 static void sccb_w_array(struct gspca_dev *gspca_dev,
1226 			const u8 (*data)[2], int len)
1227 {
1228 	while (--len >= 0) {
1229 		if ((*data)[0] != 0xff) {
1230 			sccb_write(gspca_dev, (*data)[0], (*data)[1]);
1231 		} else {
1232 			sccb_read(gspca_dev, (*data)[1]);
1233 			sccb_write(gspca_dev, 0xff, 0x00);
1234 		}
1235 		data++;
1236 	}
1237 }
1238 
1239 /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
1240  * (direction and output)? */
1241 static void set_led(struct gspca_dev *gspca_dev, int status)
1242 {
1243 	u8 data;
1244 
1245 	PDEBUG(D_CONF, "led status: %d", status);
1246 
1247 	data = reg_r(gspca_dev, 0x21);
1248 	data |= 0x80;
1249 	reg_w(gspca_dev, 0x21, data);
1250 
1251 	data = reg_r(gspca_dev, 0x23);
1252 	if (status)
1253 		data |= 0x80;
1254 	else
1255 		data &= ~0x80;
1256 
1257 	reg_w(gspca_dev, 0x23, data);
1258 
1259 	if (!status) {
1260 		data = reg_r(gspca_dev, 0x21);
1261 		data &= ~0x80;
1262 		reg_w(gspca_dev, 0x21, data);
1263 	}
1264 }
1265 
1266 static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness)
1267 {
1268 	struct sd *sd = (struct sd *) gspca_dev;
1269 	u8 val;
1270 	s8 sval;
1271 
1272 	if (sd->sensor == SENSOR_OV562x) {
1273 		sval = brightness;
1274 		val = 0x76;
1275 		val += sval;
1276 		sccb_write(gspca_dev, 0x24, val);
1277 		val = 0x6a;
1278 		val += sval;
1279 		sccb_write(gspca_dev, 0x25, val);
1280 		if (sval < -40)
1281 			val = 0x71;
1282 		else if (sval < 20)
1283 			val = 0x94;
1284 		else
1285 			val = 0xe6;
1286 		sccb_write(gspca_dev, 0x26, val);
1287 	} else {
1288 		val = brightness;
1289 		if (val < 8)
1290 			val = 15 - val;		/* f .. 8 */
1291 		else
1292 			val = val - 8;		/* 0 .. 7 */
1293 		sccb_write(gspca_dev, 0x55,	/* brtn - brightness adjustment */
1294 				0x0f | (val << 4));
1295 	}
1296 }
1297 
1298 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
1299 {
1300 	sccb_write(gspca_dev, 0x56,	/* cnst1 - contrast 1 ctrl coeff */
1301 			val << 4);
1302 }
1303 
1304 static void setautogain(struct gspca_dev *gspca_dev, s32 autogain)
1305 {
1306 	u8 val;
1307 
1308 /*fixme: should adjust agc/awb/aec by different controls */
1309 	val = sccb_read(gspca_dev, 0x13);		/* com8 */
1310 	sccb_write(gspca_dev, 0xff, 0x00);
1311 	if (autogain)
1312 		val |= 0x05;		/* agc & aec */
1313 	else
1314 		val &= 0xfa;
1315 	sccb_write(gspca_dev, 0x13, val);
1316 }
1317 
1318 static void setexposure(struct gspca_dev *gspca_dev, s32 exposure)
1319 {
1320 	static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e};
1321 	u8 val;
1322 
1323 	sccb_write(gspca_dev, 0x10, expo[exposure]);	/* aec[9:2] */
1324 
1325 	val = sccb_read(gspca_dev, 0x13);		/* com8 */
1326 	sccb_write(gspca_dev, 0xff, 0x00);
1327 	sccb_write(gspca_dev, 0x13, val);
1328 
1329 	val = sccb_read(gspca_dev, 0xa1);		/* aech */
1330 	sccb_write(gspca_dev, 0xff, 0x00);
1331 	sccb_write(gspca_dev, 0xa1, val & 0xe0);	/* aec[15:10] = 0 */
1332 }
1333 
1334 static void setsharpness(struct gspca_dev *gspca_dev, s32 val)
1335 {
1336 	if (val < 0) {				/* auto */
1337 		val = sccb_read(gspca_dev, 0x42);	/* com17 */
1338 		sccb_write(gspca_dev, 0xff, 0x00);
1339 		sccb_write(gspca_dev, 0x42, val | 0x40);
1340 				/* Edge enhancement strength auto adjust */
1341 		return;
1342 	}
1343 	if (val != 0)
1344 		val = 1 << (val - 1);
1345 	sccb_write(gspca_dev, 0x3f,	/* edge - edge enhance. factor */
1346 			val);
1347 	val = sccb_read(gspca_dev, 0x42);		/* com17 */
1348 	sccb_write(gspca_dev, 0xff, 0x00);
1349 	sccb_write(gspca_dev, 0x42, val & 0xbf);
1350 }
1351 
1352 static void setsatur(struct gspca_dev *gspca_dev, s32 val)
1353 {
1354 	u8 val1, val2, val3;
1355 	static const u8 matrix[5][2] = {
1356 		{0x14, 0x38},
1357 		{0x1e, 0x54},
1358 		{0x28, 0x70},
1359 		{0x32, 0x8c},
1360 		{0x48, 0x90}
1361 	};
1362 
1363 	val1 = matrix[val][0];
1364 	val2 = matrix[val][1];
1365 	val3 = val1 + val2;
1366 	sccb_write(gspca_dev, 0x4f, val3);	/* matrix coeff */
1367 	sccb_write(gspca_dev, 0x50, val3);
1368 	sccb_write(gspca_dev, 0x51, 0x00);
1369 	sccb_write(gspca_dev, 0x52, val1);
1370 	sccb_write(gspca_dev, 0x53, val2);
1371 	sccb_write(gspca_dev, 0x54, val3);
1372 	sccb_write(gspca_dev, 0x58, 0x1a);	/* mtxs - coeff signs */
1373 
1374 	val1 = sccb_read(gspca_dev, 0x41);	/* com16 */
1375 	sccb_write(gspca_dev, 0xff, 0x00);
1376 	sccb_write(gspca_dev, 0x41, val1);
1377 }
1378 
1379 static void setlightfreq(struct gspca_dev *gspca_dev, s32 freq)
1380 {
1381 	u8 val;
1382 
1383 	val = sccb_read(gspca_dev, 0x13);		/* com8 */
1384 	sccb_write(gspca_dev, 0xff, 0x00);
1385 	if (freq == 0) {
1386 		sccb_write(gspca_dev, 0x13, val & 0xdf);
1387 		return;
1388 	}
1389 	sccb_write(gspca_dev, 0x13, val | 0x20);
1390 
1391 	val = sccb_read(gspca_dev, 0x42);		/* com17 */
1392 	sccb_write(gspca_dev, 0xff, 0x00);
1393 	if (freq == 1)
1394 		val |= 0x01;
1395 	else
1396 		val &= 0xfe;
1397 	sccb_write(gspca_dev, 0x42, val);
1398 }
1399 
1400 /* this function is called at probe time */
1401 static int sd_config(struct gspca_dev *gspca_dev,
1402 		     const struct usb_device_id *id)
1403 {
1404 	return 0;
1405 }
1406 
1407 /* this function is called at probe and resume time */
1408 static int sd_init(struct gspca_dev *gspca_dev)
1409 {
1410 	struct sd *sd = (struct sd *) gspca_dev;
1411 	u16 sensor_id;
1412 
1413 	/* reset bridge */
1414 	reg_w(gspca_dev, 0xe7, 0x3a);
1415 	reg_w(gspca_dev, 0xe0, 0x08);
1416 	msleep(100);
1417 
1418 	/* initialize the sensor address */
1419 	reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60);
1420 
1421 	/* reset sensor */
1422 	sccb_write(gspca_dev, 0x12, 0x80);
1423 	msleep(10);
1424 
1425 	/* probe the sensor */
1426 	sccb_read(gspca_dev, 0x0a);
1427 	sensor_id = sccb_read(gspca_dev, 0x0a) << 8;
1428 	sccb_read(gspca_dev, 0x0b);
1429 	sensor_id |= sccb_read(gspca_dev, 0x0b);
1430 	PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id);
1431 
1432 	/* initialize */
1433 	if ((sensor_id & 0xfff0) == 0x9650) {
1434 		sd->sensor = SENSOR_OV965x;
1435 
1436 		gspca_dev->cam.cam_mode = ov965x_mode;
1437 		gspca_dev->cam.nmodes = ARRAY_SIZE(ov965x_mode);
1438 
1439 		reg_w_array(gspca_dev, bridge_init,
1440 				ARRAY_SIZE(bridge_init));
1441 		sccb_w_array(gspca_dev, ov965x_init,
1442 				ARRAY_SIZE(ov965x_init));
1443 		reg_w_array(gspca_dev, bridge_init_2,
1444 				ARRAY_SIZE(bridge_init_2));
1445 		sccb_w_array(gspca_dev, ov965x_init_2,
1446 				ARRAY_SIZE(ov965x_init_2));
1447 		reg_w(gspca_dev, 0xe0, 0x00);
1448 		reg_w(gspca_dev, 0xe0, 0x01);
1449 		set_led(gspca_dev, 0);
1450 		reg_w(gspca_dev, 0xe0, 0x00);
1451 	} else if ((sensor_id & 0xfff0) == 0x9710) {
1452 		const char *p;
1453 		int l;
1454 
1455 		sd->sensor = SENSOR_OV971x;
1456 
1457 		gspca_dev->cam.cam_mode = ov971x_mode;
1458 		gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode);
1459 
1460 		gspca_dev->cam.bulk = 1;
1461 		gspca_dev->cam.bulk_size = 16384;
1462 		gspca_dev->cam.bulk_nurbs = 2;
1463 
1464 		sccb_w_array(gspca_dev, ov971x_init,
1465 				ARRAY_SIZE(ov971x_init));
1466 
1467 		/* set video format on bridge processor */
1468 		/* access bridge processor's video format registers at: 0x00 */
1469 		reg_w(gspca_dev, 0x1c, 0x00);
1470 		/*set register: 0x00 is 'RAW8', 0x40 is 'YUV422' (YUYV?)*/
1471 		reg_w(gspca_dev, 0x1d, 0x00);
1472 
1473 		/* Will W. specific stuff
1474 		 * set VSYNC to
1475 		 *	output (0x1f) if first webcam
1476 		 *	input (0x17) if 2nd or 3rd webcam */
1477 		p = video_device_node_name(&gspca_dev->vdev);
1478 		l = strlen(p) - 1;
1479 		if (p[l] == '0')
1480 			reg_w(gspca_dev, 0x56, 0x1f);
1481 		else
1482 			reg_w(gspca_dev, 0x56, 0x17);
1483 	} else if ((sensor_id & 0xfff0) == 0x5620) {
1484 		sd->sensor = SENSOR_OV562x;
1485 		gspca_dev->cam.cam_mode = ov562x_mode;
1486 		gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode);
1487 
1488 		reg_w_array(gspca_dev, ov562x_init,
1489 				ARRAY_SIZE(ov562x_init));
1490 		sccb_w_array(gspca_dev, ov562x_init_2,
1491 				ARRAY_SIZE(ov562x_init_2));
1492 		reg_w(gspca_dev, 0xe0, 0x00);
1493 	} else if ((sensor_id & 0xfff0) == 0x3610) {
1494 		sd->sensor = SENSOR_OV361x;
1495 		gspca_dev->cam.cam_mode = ov361x_mode;
1496 		gspca_dev->cam.nmodes = ARRAY_SIZE(ov361x_mode);
1497 		reg_w(gspca_dev, 0xe7, 0x3a);
1498 		reg_w(gspca_dev, 0xf1, 0x60);
1499 		sccb_write(gspca_dev, 0x12, 0x80);
1500 	} else {
1501 		pr_err("Unknown sensor %04x", sensor_id);
1502 		return -EINVAL;
1503 	}
1504 
1505 	return gspca_dev->usb_err;
1506 }
1507 
1508 static int sd_start_ov361x(struct gspca_dev *gspca_dev)
1509 {
1510 	sccb_write(gspca_dev, 0x12, 0x80);
1511 	msleep(20);
1512 	switch (gspca_dev->curr_mode % (ov361x_last)) {
1513 	case ov361x_2048:
1514 		reg_w_array(gspca_dev, ov361x_bridge_start_2048,
1515 			    ARRAY_SIZE(ov361x_bridge_start_2048));
1516 		sccb_w_array(gspca_dev, ov361x_start_2048,
1517 			     ARRAY_SIZE(ov361x_start_2048));
1518 		break;
1519 	case ov361x_1600:
1520 		reg_w_array(gspca_dev, ov361x_bridge_start_1600,
1521 			    ARRAY_SIZE(ov361x_bridge_start_1600));
1522 		sccb_w_array(gspca_dev, ov361x_start_1600,
1523 			     ARRAY_SIZE(ov361x_start_1600));
1524 		break;
1525 	case ov361x_1024:
1526 		reg_w_array(gspca_dev, ov361x_bridge_start_1024,
1527 			    ARRAY_SIZE(ov361x_bridge_start_1024));
1528 		sccb_w_array(gspca_dev, ov361x_start_1024,
1529 			     ARRAY_SIZE(ov361x_start_1024));
1530 		break;
1531 	case ov361x_640:
1532 		reg_w_array(gspca_dev, ov361x_bridge_start_640,
1533 			    ARRAY_SIZE(ov361x_bridge_start_640));
1534 		sccb_w_array(gspca_dev, ov361x_start_640,
1535 			     ARRAY_SIZE(ov361x_start_640));
1536 		break;
1537 	case ov361x_320:
1538 		reg_w_array(gspca_dev, ov361x_bridge_start_320,
1539 			    ARRAY_SIZE(ov361x_bridge_start_320));
1540 		sccb_w_array(gspca_dev, ov361x_start_320,
1541 			     ARRAY_SIZE(ov361x_start_320));
1542 		break;
1543 	case ov361x_160:
1544 		reg_w_array(gspca_dev, ov361x_bridge_start_160,
1545 			    ARRAY_SIZE(ov361x_bridge_start_160));
1546 		sccb_w_array(gspca_dev, ov361x_start_160,
1547 			     ARRAY_SIZE(ov361x_start_160));
1548 		break;
1549 	}
1550 	reg_w(gspca_dev, 0xe0, 0x00); /* start transfer */
1551 
1552 	return gspca_dev->usb_err;
1553 }
1554 
1555 static int sd_start(struct gspca_dev *gspca_dev)
1556 {
1557 	struct sd *sd = (struct sd *) gspca_dev;
1558 
1559 	if (sd->sensor == SENSOR_OV971x)
1560 		return gspca_dev->usb_err;
1561 	if (sd->sensor == SENSOR_OV562x)
1562 		return gspca_dev->usb_err;
1563 	if (sd->sensor == SENSOR_OV361x)
1564 		return sd_start_ov361x(gspca_dev);
1565 
1566 	switch (gspca_dev->curr_mode) {
1567 	case QVGA_MODE:			/* 320x240 */
1568 		sccb_w_array(gspca_dev, ov965x_start_1_vga,
1569 				ARRAY_SIZE(ov965x_start_1_vga));
1570 		reg_w_array(gspca_dev, bridge_start_qvga,
1571 				ARRAY_SIZE(bridge_start_qvga));
1572 		sccb_w_array(gspca_dev, ov965x_start_2_qvga,
1573 				ARRAY_SIZE(ov965x_start_2_qvga));
1574 		break;
1575 	case VGA_MODE:			/* 640x480 */
1576 		sccb_w_array(gspca_dev, ov965x_start_1_vga,
1577 				ARRAY_SIZE(ov965x_start_1_vga));
1578 		reg_w_array(gspca_dev, bridge_start_vga,
1579 				ARRAY_SIZE(bridge_start_vga));
1580 		sccb_w_array(gspca_dev, ov965x_start_2_vga,
1581 				ARRAY_SIZE(ov965x_start_2_vga));
1582 		break;
1583 	case SVGA_MODE:			/* 800x600 */
1584 		sccb_w_array(gspca_dev, ov965x_start_1_svga,
1585 				ARRAY_SIZE(ov965x_start_1_svga));
1586 		reg_w_array(gspca_dev, bridge_start_svga,
1587 				ARRAY_SIZE(bridge_start_svga));
1588 		sccb_w_array(gspca_dev, ov965x_start_2_svga,
1589 				ARRAY_SIZE(ov965x_start_2_svga));
1590 		break;
1591 	case XGA_MODE:			/* 1024x768 */
1592 		sccb_w_array(gspca_dev, ov965x_start_1_xga,
1593 				ARRAY_SIZE(ov965x_start_1_xga));
1594 		reg_w_array(gspca_dev, bridge_start_xga,
1595 				ARRAY_SIZE(bridge_start_xga));
1596 		sccb_w_array(gspca_dev, ov965x_start_2_svga,
1597 				ARRAY_SIZE(ov965x_start_2_svga));
1598 		break;
1599 	default:
1600 /*	case SXGA_MODE:			 * 1280x1024 */
1601 		sccb_w_array(gspca_dev, ov965x_start_1_sxga,
1602 				ARRAY_SIZE(ov965x_start_1_sxga));
1603 		reg_w_array(gspca_dev, bridge_start_sxga,
1604 				ARRAY_SIZE(bridge_start_sxga));
1605 		sccb_w_array(gspca_dev, ov965x_start_2_sxga,
1606 				ARRAY_SIZE(ov965x_start_2_sxga));
1607 		break;
1608 	}
1609 
1610 	reg_w(gspca_dev, 0xe0, 0x00);
1611 	reg_w(gspca_dev, 0xe0, 0x00);
1612 	set_led(gspca_dev, 1);
1613 	return gspca_dev->usb_err;
1614 }
1615 
1616 static void sd_stopN(struct gspca_dev *gspca_dev)
1617 {
1618 	if (((struct sd *)gspca_dev)->sensor == SENSOR_OV361x) {
1619 		reg_w(gspca_dev, 0xe0, 0x01); /* stop transfer */
1620 		/* reg_w(gspca_dev, 0x31, 0x09); */
1621 		return;
1622 	}
1623 	reg_w(gspca_dev, 0xe0, 0x01);
1624 	set_led(gspca_dev, 0);
1625 	reg_w(gspca_dev, 0xe0, 0x00);
1626 }
1627 
1628 /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
1629 #define UVC_STREAM_EOH	(1 << 7)
1630 #define UVC_STREAM_ERR	(1 << 6)
1631 #define UVC_STREAM_STI	(1 << 5)
1632 #define UVC_STREAM_RES	(1 << 4)
1633 #define UVC_STREAM_SCR	(1 << 3)
1634 #define UVC_STREAM_PTS	(1 << 2)
1635 #define UVC_STREAM_EOF	(1 << 1)
1636 #define UVC_STREAM_FID	(1 << 0)
1637 
1638 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1639 			u8 *data, int len)
1640 {
1641 	struct sd *sd = (struct sd *) gspca_dev;
1642 	__u32 this_pts;
1643 	u8 this_fid;
1644 	int remaining_len = len;
1645 	int payload_len;
1646 
1647 	payload_len = gspca_dev->cam.bulk ? 2048 : 2040;
1648 	do {
1649 		len = min(remaining_len, payload_len);
1650 
1651 		/* Payloads are prefixed with a UVC-style header.  We
1652 		   consider a frame to start when the FID toggles, or the PTS
1653 		   changes.  A frame ends when EOF is set, and we've received
1654 		   the correct number of bytes. */
1655 
1656 		/* Verify UVC header.  Header length is always 12 */
1657 		if (data[0] != 12 || len < 12) {
1658 			PDEBUG(D_PACK, "bad header");
1659 			goto discard;
1660 		}
1661 
1662 		/* Check errors */
1663 		if (data[1] & UVC_STREAM_ERR) {
1664 			PDEBUG(D_PACK, "payload error");
1665 			goto discard;
1666 		}
1667 
1668 		/* Extract PTS and FID */
1669 		if (!(data[1] & UVC_STREAM_PTS)) {
1670 			PDEBUG(D_PACK, "PTS not present");
1671 			goto discard;
1672 		}
1673 		this_pts = (data[5] << 24) | (data[4] << 16)
1674 						| (data[3] << 8) | data[2];
1675 		this_fid = data[1] & UVC_STREAM_FID;
1676 
1677 		/* If PTS or FID has changed, start a new frame. */
1678 		if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
1679 			if (gspca_dev->last_packet_type == INTER_PACKET)
1680 				gspca_frame_add(gspca_dev, LAST_PACKET,
1681 						NULL, 0);
1682 			sd->last_pts = this_pts;
1683 			sd->last_fid = this_fid;
1684 			gspca_frame_add(gspca_dev, FIRST_PACKET,
1685 					data + 12, len - 12);
1686 		/* If this packet is marked as EOF, end the frame */
1687 		} else if (data[1] & UVC_STREAM_EOF) {
1688 			sd->last_pts = 0;
1689 			gspca_frame_add(gspca_dev, LAST_PACKET,
1690 					data + 12, len - 12);
1691 		} else {
1692 
1693 			/* Add the data from this payload */
1694 			gspca_frame_add(gspca_dev, INTER_PACKET,
1695 					data + 12, len - 12);
1696 		}
1697 
1698 		/* Done this payload */
1699 		goto scan_next;
1700 
1701 discard:
1702 		/* Discard data until a new frame starts. */
1703 		gspca_dev->last_packet_type = DISCARD_PACKET;
1704 
1705 scan_next:
1706 		remaining_len -= len;
1707 		data += len;
1708 	} while (remaining_len > 0);
1709 }
1710 
1711 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
1712 {
1713 	struct gspca_dev *gspca_dev =
1714 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
1715 
1716 	gspca_dev->usb_err = 0;
1717 
1718 	if (!gspca_dev->streaming)
1719 		return 0;
1720 
1721 	switch (ctrl->id) {
1722 	case V4L2_CID_BRIGHTNESS:
1723 		setbrightness(gspca_dev, ctrl->val);
1724 		break;
1725 	case V4L2_CID_CONTRAST:
1726 		setcontrast(gspca_dev, ctrl->val);
1727 		break;
1728 	case V4L2_CID_SATURATION:
1729 		setsatur(gspca_dev, ctrl->val);
1730 		break;
1731 	case V4L2_CID_POWER_LINE_FREQUENCY:
1732 		setlightfreq(gspca_dev, ctrl->val);
1733 		break;
1734 	case V4L2_CID_SHARPNESS:
1735 		setsharpness(gspca_dev, ctrl->val);
1736 		break;
1737 	case V4L2_CID_AUTOGAIN:
1738 		if (ctrl->is_new)
1739 			setautogain(gspca_dev, ctrl->val);
1740 		if (!ctrl->val && gspca_dev->exposure->is_new)
1741 			setexposure(gspca_dev, gspca_dev->exposure->val);
1742 		break;
1743 	}
1744 	return gspca_dev->usb_err;
1745 }
1746 
1747 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
1748 	.s_ctrl = sd_s_ctrl,
1749 };
1750 
1751 static int sd_init_controls(struct gspca_dev *gspca_dev)
1752 {
1753 	struct sd *sd = (struct sd *)gspca_dev;
1754 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
1755 
1756 	if (sd->sensor == SENSOR_OV971x)
1757 		return 0;
1758 	if (sd->sensor == SENSOR_OV361x)
1759 		return 0;
1760 	gspca_dev->vdev.ctrl_handler = hdl;
1761 	v4l2_ctrl_handler_init(hdl, 7);
1762 	if (sd->sensor == SENSOR_OV562x) {
1763 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1764 			V4L2_CID_BRIGHTNESS, -90, 90, 1, 0);
1765 	} else {
1766 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1767 			V4L2_CID_BRIGHTNESS, 0, 15, 1, 7);
1768 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1769 			V4L2_CID_CONTRAST, 0, 15, 1, 3);
1770 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1771 			V4L2_CID_SATURATION, 0, 4, 1, 2);
1772 		/* -1 = auto */
1773 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1774 			V4L2_CID_SHARPNESS, -1, 4, 1, -1);
1775 		gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1776 			V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
1777 		gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1778 			V4L2_CID_EXPOSURE, 0, 3, 1, 0);
1779 		v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
1780 			V4L2_CID_POWER_LINE_FREQUENCY,
1781 			V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
1782 		v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);
1783 	}
1784 
1785 	if (hdl->error) {
1786 		pr_err("Could not initialize controls\n");
1787 		return hdl->error;
1788 	}
1789 	return 0;
1790 }
1791 
1792 /* sub-driver description */
1793 static const struct sd_desc sd_desc = {
1794 	.name     = MODULE_NAME,
1795 	.config   = sd_config,
1796 	.init     = sd_init,
1797 	.init_controls = sd_init_controls,
1798 	.start    = sd_start,
1799 	.stopN    = sd_stopN,
1800 	.pkt_scan = sd_pkt_scan,
1801 };
1802 
1803 /* -- module initialisation -- */
1804 static const struct usb_device_id device_table[] = {
1805 	{USB_DEVICE(0x05a9, 0x8065)},
1806 	{USB_DEVICE(0x06f8, 0x3003)},
1807 	{USB_DEVICE(0x05a9, 0x1550)},
1808 	{}
1809 };
1810 
1811 MODULE_DEVICE_TABLE(usb, device_table);
1812 
1813 /* -- device connect -- */
1814 static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
1815 {
1816 	return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1817 				THIS_MODULE);
1818 }
1819 
1820 static struct usb_driver sd_driver = {
1821 	.name       = MODULE_NAME,
1822 	.id_table   = device_table,
1823 	.probe      = sd_probe,
1824 	.disconnect = gspca_disconnect,
1825 #ifdef CONFIG_PM
1826 	.suspend    = gspca_suspend,
1827 	.resume     = gspca_resume,
1828 	.reset_resume = gspca_resume,
1829 #endif
1830 };
1831 
1832 module_usb_driver(sd_driver);
1833