xref: /openbmc/linux/drivers/media/usb/gspca/ov534_9.c (revision b830f94f)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * ov534-ov9xxx gspca driver
4  *
5  * Copyright (C) 2009-2011 Jean-Francois Moine http://moinejf.free.fr
6  * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
7  * Copyright (C) 2008 Jim Paris <jim@jtan.com>
8  *
9  * Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
10  * USB protocol reverse engineered by Jim Paris <jim@jtan.com>
11  * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
12  */
13 
14 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
15 
16 #define MODULE_NAME "ov534_9"
17 
18 #include "gspca.h"
19 
20 #define OV534_REG_ADDRESS	0xf1	/* sensor address */
21 #define OV534_REG_SUBADDR	0xf2
22 #define OV534_REG_WRITE		0xf3
23 #define OV534_REG_READ		0xf4
24 #define OV534_REG_OPERATION	0xf5
25 #define OV534_REG_STATUS	0xf6
26 
27 #define OV534_OP_WRITE_3	0x37
28 #define OV534_OP_WRITE_2	0x33
29 #define OV534_OP_READ_2		0xf9
30 
31 #define CTRL_TIMEOUT 500
32 
33 MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>");
34 MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver");
35 MODULE_LICENSE("GPL");
36 
37 /* specific webcam descriptor */
38 struct sd {
39 	struct gspca_dev gspca_dev;	/* !! must be the first item */
40 	__u32 last_pts;
41 	u8 last_fid;
42 
43 	u8 sensor;
44 };
45 enum sensors {
46 	SENSOR_OV965x,		/* ov9657 */
47 	SENSOR_OV971x,		/* ov9712 */
48 	SENSOR_OV562x,		/* ov5621 */
49 	SENSOR_OV361x,		/* ov3610 */
50 	NSENSORS
51 };
52 
53 static const struct v4l2_pix_format ov965x_mode[] = {
54 #define QVGA_MODE 0
55 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
56 		.bytesperline = 320,
57 		.sizeimage = 320 * 240 * 3 / 8 + 590,
58 		.colorspace = V4L2_COLORSPACE_JPEG},
59 #define VGA_MODE 1
60 	{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
61 		.bytesperline = 640,
62 		.sizeimage = 640 * 480 * 3 / 8 + 590,
63 		.colorspace = V4L2_COLORSPACE_JPEG},
64 #define SVGA_MODE 2
65 	{800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
66 		.bytesperline = 800,
67 		.sizeimage = 800 * 600 * 3 / 8 + 590,
68 		.colorspace = V4L2_COLORSPACE_JPEG},
69 #define XGA_MODE 3
70 	{1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
71 		.bytesperline = 1024,
72 		.sizeimage = 1024 * 768 * 3 / 8 + 590,
73 		.colorspace = V4L2_COLORSPACE_JPEG},
74 #define SXGA_MODE 4
75 	{1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
76 		.bytesperline = 1280,
77 		.sizeimage = 1280 * 1024 * 3 / 8 + 590,
78 		.colorspace = V4L2_COLORSPACE_JPEG},
79 };
80 
81 static const struct v4l2_pix_format ov971x_mode[] = {
82 	{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
83 		.bytesperline = 640,
84 		.sizeimage = 640 * 480,
85 		.colorspace = V4L2_COLORSPACE_SRGB
86 	}
87 };
88 
89 static const struct v4l2_pix_format ov562x_mode[] = {
90 	{2592, 1680, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
91 		.bytesperline = 2592,
92 		.sizeimage = 2592 * 1680,
93 		.colorspace = V4L2_COLORSPACE_SRGB
94 	}
95 };
96 
97 enum ov361x {
98 	ov361x_2048 = 0,
99 	ov361x_1600,
100 	ov361x_1024,
101 	ov361x_640,
102 	ov361x_320,
103 	ov361x_160,
104 	ov361x_last
105 };
106 
107 static const struct v4l2_pix_format ov361x_mode[] = {
108 	{0x800, 0x600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
109 		.bytesperline = 0x800,
110 		.sizeimage = 0x800 * 0x600,
111 		.colorspace = V4L2_COLORSPACE_SRGB},
112 	{1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
113 		.bytesperline = 1600,
114 		.sizeimage = 1600 * 1200,
115 		.colorspace = V4L2_COLORSPACE_SRGB},
116 	{1024, 768, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
117 		.bytesperline = 768,
118 		.sizeimage = 1024 * 768,
119 		.colorspace = V4L2_COLORSPACE_SRGB},
120 	{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
121 		.bytesperline = 640,
122 		.sizeimage = 640 * 480,
123 		.colorspace = V4L2_COLORSPACE_SRGB},
124 	{320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
125 		.bytesperline = 320,
126 		.sizeimage = 320 * 240,
127 		.colorspace = V4L2_COLORSPACE_SRGB},
128 	{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
129 		.bytesperline = 160,
130 		.sizeimage = 160 * 120,
131 		.colorspace = V4L2_COLORSPACE_SRGB}
132 };
133 
134 static const u8 ov361x_start_2048[][2] = {
135 	{0x12, 0x80},
136 	{0x13, 0xcf},
137 	{0x14, 0x40},
138 	{0x15, 0x00},
139 	{0x01, 0x80},
140 	{0x02, 0x80},
141 	{0x04, 0x70},
142 	{0x0d, 0x40},
143 	{0x0f, 0x47},
144 	{0x11, 0x81},
145 	{0x32, 0x36},
146 	{0x33, 0x0c},
147 	{0x34, 0x00},
148 	{0x35, 0x90},
149 	{0x12, 0x00},
150 	{0x17, 0x10},
151 	{0x18, 0x90},
152 	{0x19, 0x00},
153 	{0x1a, 0xc0},
154 };
155 static const u8 ov361x_bridge_start_2048[][2] = {
156 	{0xf1, 0x60},
157 	{0x88, 0x00},
158 	{0x89, 0x08},
159 	{0x8a, 0x00},
160 	{0x8b, 0x06},
161 	{0x8c, 0x01},
162 	{0x8d, 0x10},
163 	{0x1c, 0x00},
164 	{0x1d, 0x48},
165 	{0x1d, 0x00},
166 	{0x1d, 0xff},
167 	{0x1c, 0x0a},
168 	{0x1d, 0x2e},
169 	{0x1d, 0x1e},
170 };
171 
172 static const u8 ov361x_start_1600[][2] = {
173 	{0x12, 0x80},
174 	{0x13, 0xcf},
175 	{0x14, 0x40},
176 	{0x15, 0x00},
177 	{0x01, 0x80},
178 	{0x02, 0x80},
179 	{0x04, 0x70},
180 	{0x0d, 0x40},
181 	{0x0f, 0x47},
182 	{0x11, 0x81},
183 	{0x32, 0x36},
184 	{0x33, 0x0C},
185 	{0x34, 0x00},
186 	{0x35, 0x90},
187 	{0x12, 0x00},
188 	{0x17, 0x10},
189 	{0x18, 0x90},
190 	{0x19, 0x00},
191 	{0x1a, 0xc0},
192 };
193 static const u8 ov361x_bridge_start_1600[][2] = {
194 	{0xf1, 0x60},  /* Hsize[7:0] */
195 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
196 	{0x89, 0x08},  /* Vsize[7:0] */
197 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
198 	{0x8b, 0x06},  /* for Iso */
199 	{0x8c, 0x01},  /* RAW input */
200 	{0x8d, 0x10},
201 	{0x1c, 0x00},  /* RAW output, Iso transfer */
202 	{0x1d, 0x48},
203 	{0x1d, 0x00},
204 	{0x1d, 0xff},
205 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
206 	{0x1d, 0x2e},  /* for Iso */
207 	{0x1d, 0x1e},
208 };
209 
210 static const u8 ov361x_start_1024[][2] = {
211 	{0x12, 0x80},
212 	{0x13, 0xcf},
213 	{0x14, 0x40},
214 	{0x15, 0x00},
215 	{0x01, 0x80},
216 	{0x02, 0x80},
217 	{0x04, 0x70},
218 	{0x0d, 0x40},
219 	{0x0f, 0x47},
220 	{0x11, 0x81},
221 	{0x32, 0x36},
222 	{0x33, 0x0C},
223 	{0x34, 0x00},
224 	{0x35, 0x90},
225 	{0x12, 0x40},
226 	{0x17, 0x1f},
227 	{0x18, 0x5f},
228 	{0x19, 0x00},
229 	{0x1a, 0x68},
230 };
231 static const u8 ov361x_bridge_start_1024[][2] = {
232 	{0xf1, 0x60},  /* Hsize[7:0] */
233 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
234 	{0x89, 0x04},  /* Vsize[7:0] */
235 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
236 	{0x8b, 0x03},  /* for Iso */
237 	{0x8c, 0x01},  /* RAW input  */
238 	{0x8d, 0x10},
239 	{0x1c, 0x00},  /* RAW output, Iso transfer */
240 	{0x1d, 0x48},
241 	{0x1d, 0x00},
242 	{0x1d, 0xff},
243 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
244 	{0x1d, 0x2e},  /* for Iso */
245 	{0x1d, 0x1e},
246 };
247 
248 static const u8 ov361x_start_640[][2] = {
249 	{0x12, 0x80},
250 	{0x13, 0xcf},
251 	{0x14, 0x40},
252 	{0x15, 0x00},
253 	{0x01, 0x80},
254 	{0x02, 0x80},
255 	{0x04, 0x70},
256 	{0x0d, 0x40},
257 	{0x0f, 0x47},
258 	{0x11, 0x81},
259 	{0x32, 0x36},
260 	{0x33, 0x0C},
261 	{0x34, 0x00},
262 	{0x35, 0x90},
263 	{0x12, 0x40},
264 	{0x17, 0x1f},
265 	{0x18, 0x5f},
266 	{0x19, 0x00},
267 	{0x1a, 0x68},
268 };
269 
270 static const u8 ov361x_bridge_start_640[][2] = {
271 	{0xf1, 0x60},  /* Hsize[7:0]*/
272 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
273 	{0x89, 0x04},  /* Vsize[7:0] */
274 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
275 	{0x8b, 0x03},  /* for Iso */
276 	{0x8c, 0x01},  /* RAW input */
277 	{0x8d, 0x10},
278 	{0x1c, 0x00},  /* RAW output, Iso transfer */
279 	{0x1d, 0x48},
280 	{0x1d, 0x00},
281 	{0x1d, 0xff},
282 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
283 	{0x1d, 0x2e},  /* for Iso */
284 	{0x1d, 0x1e},
285 };
286 
287 static const u8 ov361x_start_320[][2] = {
288 	{0x12, 0x80},
289 	{0x13, 0xcf},
290 	{0x14, 0x40},
291 	{0x15, 0x00},
292 	{0x01, 0x80},
293 	{0x02, 0x80},
294 	{0x04, 0x70},
295 	{0x0d, 0x40},
296 	{0x0f, 0x47},
297 	{0x11, 0x81},
298 	{0x32, 0x36},
299 	{0x33, 0x0C},
300 	{0x34, 0x00},
301 	{0x35, 0x90},
302 	{0x12, 0x40},
303 	{0x17, 0x1f},
304 	{0x18, 0x5f},
305 	{0x19, 0x00},
306 	{0x1a, 0x68},
307 };
308 
309 static const u8 ov361x_bridge_start_320[][2] = {
310 	{0xf1, 0x60},  /* Hsize[7:0] */
311 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
312 	{0x89, 0x04},  /* Vsize[7:0] */
313 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
314 	{0x8b, 0x03},  /* for Iso */
315 	{0x8c, 0x01},  /* RAW input */
316 	{0x8d, 0x10},
317 	{0x1c, 0x00},  /* RAW output, Iso transfer; */
318 	{0x1d, 0x48},
319 	{0x1d, 0x00},
320 	{0x1d, 0xff},
321 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
322 	{0x1d, 0x2e},  /* for Iso */
323 	{0x1d, 0x1e},
324 };
325 
326 static const u8 ov361x_start_160[][2] = {
327 	{0x12, 0x80},
328 	{0x13, 0xcf},
329 	{0x14, 0x40},
330 	{0x15, 0x00},
331 	{0x01, 0x80},
332 	{0x02, 0x80},
333 	{0x04, 0x70},
334 	{0x0d, 0x40},
335 	{0x0f, 0x47},
336 	{0x11, 0x81},
337 	{0x32, 0x36},
338 	{0x33, 0x0C},
339 	{0x34, 0x00},
340 	{0x35, 0x90},
341 	{0x12, 0x40},
342 	{0x17, 0x1f},
343 	{0x18, 0x5f},
344 	{0x19, 0x00},
345 	{0x1a, 0x68},
346 };
347 
348 static const u8 ov361x_bridge_start_160[][2] = {
349 	{0xf1, 0x60},  /* Hsize[7:0] */
350 	{0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
351 	{0x89, 0x04},  /* Vsize[7:0] */
352 	{0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
353 	{0x8b, 0x03},  /* for Iso */
354 	{0x8c, 0x01},  /* RAW input */
355 	{0x8d, 0x10},
356 	{0x1c, 0x00},  /* RAW output, Iso transfer */
357 	{0x1d, 0x48},
358 	{0x1d, 0x00},
359 	{0x1d, 0xff},
360 	{0x1c, 0x0a},  /* turn off JPEG, Iso mode */
361 	{0x1d, 0x2e},  /* for Iso */
362 	{0x1d, 0x1e},
363 };
364 
365 static const u8 bridge_init[][2] = {
366 	{0x88, 0xf8},
367 	{0x89, 0xff},
368 	{0x76, 0x03},
369 	{0x92, 0x03},
370 	{0x95, 0x10},
371 	{0xe2, 0x00},
372 	{0xe7, 0x3e},
373 	{0x8d, 0x1c},
374 	{0x8e, 0x00},
375 	{0x8f, 0x00},
376 	{0x1f, 0x00},
377 	{0xc3, 0xf9},
378 	{0x89, 0xff},
379 	{0x88, 0xf8},
380 	{0x76, 0x03},
381 	{0x92, 0x01},
382 	{0x93, 0x18},
383 	{0x1c, 0x0a},
384 	{0x1d, 0x48},
385 	{0xc0, 0x50},
386 	{0xc1, 0x3c},
387 	{0x34, 0x05},
388 	{0xc2, 0x0c},
389 	{0xc3, 0xf9},
390 	{0x34, 0x05},
391 	{0xe7, 0x2e},
392 	{0x31, 0xf9},
393 	{0x35, 0x02},
394 	{0xd9, 0x10},
395 	{0x25, 0x42},
396 	{0x94, 0x11},
397 };
398 
399 static const u8 ov965x_init[][2] = {
400 	{0x12, 0x80},	/* com7 - SSCB reset */
401 	{0x00, 0x00},	/* gain */
402 	{0x01, 0x80},	/* blue */
403 	{0x02, 0x80},	/* red */
404 	{0x03, 0x1b},	/* vref */
405 	{0x04, 0x03},	/* com1 - exposure low bits */
406 	{0x0b, 0x57},	/* ver */
407 	{0x0e, 0x61},	/* com5 */
408 	{0x0f, 0x42},	/* com6 */
409 	{0x11, 0x00},	/* clkrc */
410 	{0x12, 0x02},	/* com7 - 15fps VGA YUYV */
411 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
412 	{0x14, 0x28},	/* com9 */
413 	{0x16, 0x24},	/* reg16 */
414 	{0x17, 0x1d},	/* hstart*/
415 	{0x18, 0xbd},	/* hstop */
416 	{0x19, 0x01},	/* vstrt */
417 	{0x1a, 0x81},	/* vstop*/
418 	{0x1e, 0x04},	/* mvfp */
419 	{0x24, 0x3c},	/* aew */
420 	{0x25, 0x36},	/* aeb */
421 	{0x26, 0x71},	/* vpt */
422 	{0x27, 0x08},	/* bbias */
423 	{0x28, 0x08},	/* gbbias */
424 	{0x29, 0x15},	/* gr com */
425 	{0x2a, 0x00},	/* exhch */
426 	{0x2b, 0x00},	/* exhcl */
427 	{0x2c, 0x08},	/* rbias */
428 	{0x32, 0xff},	/* href */
429 	{0x33, 0x00},	/* chlf */
430 	{0x34, 0x3f},	/* aref1 */
431 	{0x35, 0x00},	/* aref2 */
432 	{0x36, 0xf8},	/* aref3 */
433 	{0x38, 0x72},	/* adc2 */
434 	{0x39, 0x57},	/* aref4 */
435 	{0x3a, 0x80},	/* tslb - yuyv */
436 	{0x3b, 0xc4},	/* com11 - night mode 1/4 frame rate */
437 	{0x3d, 0x99},	/* com13 */
438 	{0x3f, 0xc1},	/* edge */
439 	{0x40, 0xc0},	/* com15 */
440 	{0x41, 0x40},	/* com16 */
441 	{0x42, 0xc0},	/* com17 */
442 	{0x43, 0x0a},	/* rsvd */
443 	{0x44, 0xf0},
444 	{0x45, 0x46},
445 	{0x46, 0x62},
446 	{0x47, 0x2a},
447 	{0x48, 0x3c},
448 	{0x4a, 0xfc},
449 	{0x4b, 0xfc},
450 	{0x4c, 0x7f},
451 	{0x4d, 0x7f},
452 	{0x4e, 0x7f},
453 	{0x4f, 0x98},	/* matrix */
454 	{0x50, 0x98},
455 	{0x51, 0x00},
456 	{0x52, 0x28},
457 	{0x53, 0x70},
458 	{0x54, 0x98},
459 	{0x58, 0x1a},	/* matrix coef sign */
460 	{0x59, 0x85},	/* AWB control */
461 	{0x5a, 0xa9},
462 	{0x5b, 0x64},
463 	{0x5c, 0x84},
464 	{0x5d, 0x53},
465 	{0x5e, 0x0e},
466 	{0x5f, 0xf0},	/* AWB blue limit */
467 	{0x60, 0xf0},	/* AWB red limit */
468 	{0x61, 0xf0},	/* AWB green limit */
469 	{0x62, 0x00},	/* lcc1 */
470 	{0x63, 0x00},	/* lcc2 */
471 	{0x64, 0x02},	/* lcc3 */
472 	{0x65, 0x16},	/* lcc4 */
473 	{0x66, 0x01},	/* lcc5 */
474 	{0x69, 0x02},	/* hv */
475 	{0x6b, 0x5a},	/* dbvl */
476 	{0x6c, 0x04},
477 	{0x6d, 0x55},
478 	{0x6e, 0x00},
479 	{0x6f, 0x9d},
480 	{0x70, 0x21},	/* dnsth */
481 	{0x71, 0x78},
482 	{0x72, 0x00},	/* poidx */
483 	{0x73, 0x01},	/* pckdv */
484 	{0x74, 0x3a},	/* xindx */
485 	{0x75, 0x35},	/* yindx */
486 	{0x76, 0x01},
487 	{0x77, 0x02},
488 	{0x7a, 0x12},	/* gamma curve */
489 	{0x7b, 0x08},
490 	{0x7c, 0x16},
491 	{0x7d, 0x30},
492 	{0x7e, 0x5e},
493 	{0x7f, 0x72},
494 	{0x80, 0x82},
495 	{0x81, 0x8e},
496 	{0x82, 0x9a},
497 	{0x83, 0xa4},
498 	{0x84, 0xac},
499 	{0x85, 0xb8},
500 	{0x86, 0xc3},
501 	{0x87, 0xd6},
502 	{0x88, 0xe6},
503 	{0x89, 0xf2},
504 	{0x8a, 0x03},
505 	{0x8c, 0x89},	/* com19 */
506 	{0x14, 0x28},	/* com9 */
507 	{0x90, 0x7d},
508 	{0x91, 0x7b},
509 	{0x9d, 0x03},	/* lcc6 */
510 	{0x9e, 0x04},	/* lcc7 */
511 	{0x9f, 0x7a},
512 	{0xa0, 0x79},
513 	{0xa1, 0x40},	/* aechm */
514 	{0xa4, 0x50},	/* com21 */
515 	{0xa5, 0x68},	/* com26 */
516 	{0xa6, 0x4a},	/* AWB green */
517 	{0xa8, 0xc1},	/* refa8 */
518 	{0xa9, 0xef},	/* refa9 */
519 	{0xaa, 0x92},
520 	{0xab, 0x04},
521 	{0xac, 0x80},	/* black level control */
522 	{0xad, 0x80},
523 	{0xae, 0x80},
524 	{0xaf, 0x80},
525 	{0xb2, 0xf2},
526 	{0xb3, 0x20},
527 	{0xb4, 0x20},	/* ctrlb4 */
528 	{0xb5, 0x00},
529 	{0xb6, 0xaf},
530 	{0xbb, 0xae},
531 	{0xbc, 0x7f},	/* ADC channel offsets */
532 	{0xdb, 0x7f},
533 	{0xbe, 0x7f},
534 	{0xbf, 0x7f},
535 	{0xc0, 0xe2},
536 	{0xc1, 0xc0},
537 	{0xc2, 0x01},
538 	{0xc3, 0x4e},
539 	{0xc6, 0x85},
540 	{0xc7, 0x80},	/* com24 */
541 	{0xc9, 0xe0},
542 	{0xca, 0xe8},
543 	{0xcb, 0xf0},
544 	{0xcc, 0xd8},
545 	{0xcd, 0xf1},
546 	{0x4f, 0x98},	/* matrix */
547 	{0x50, 0x98},
548 	{0x51, 0x00},
549 	{0x52, 0x28},
550 	{0x53, 0x70},
551 	{0x54, 0x98},
552 	{0x58, 0x1a},
553 	{0xff, 0x41},	/* read 41, write ff 00 */
554 	{0x41, 0x40},	/* com16 */
555 
556 	{0xc5, 0x03},	/* 60 Hz banding filter */
557 	{0x6a, 0x02},	/* 50 Hz banding filter */
558 
559 	{0x12, 0x62},	/* com7 - 30fps VGA YUV */
560 	{0x36, 0xfa},	/* aref3 */
561 	{0x69, 0x0a},	/* hv */
562 	{0x8c, 0x89},	/* com22 */
563 	{0x14, 0x28},	/* com9 */
564 	{0x3e, 0x0c},
565 	{0x41, 0x40},	/* com16 */
566 	{0x72, 0x00},
567 	{0x73, 0x00},
568 	{0x74, 0x3a},
569 	{0x75, 0x35},
570 	{0x76, 0x01},
571 	{0xc7, 0x80},
572 	{0x03, 0x12},	/* vref */
573 	{0x17, 0x16},	/* hstart */
574 	{0x18, 0x02},	/* hstop */
575 	{0x19, 0x01},	/* vstrt */
576 	{0x1a, 0x3d},	/* vstop */
577 	{0x32, 0xff},	/* href */
578 	{0xc0, 0xaa},
579 };
580 
581 static const u8 bridge_init_2[][2] = {
582 	{0x94, 0xaa},
583 	{0xf1, 0x60},
584 	{0xe5, 0x04},
585 	{0xc0, 0x50},
586 	{0xc1, 0x3c},
587 	{0x8c, 0x00},
588 	{0x8d, 0x1c},
589 	{0x34, 0x05},
590 
591 	{0xc2, 0x0c},
592 	{0xc3, 0xf9},
593 	{0xda, 0x01},
594 	{0x50, 0x00},
595 	{0x51, 0xa0},
596 	{0x52, 0x3c},
597 	{0x53, 0x00},
598 	{0x54, 0x00},
599 	{0x55, 0x00},
600 	{0x57, 0x00},
601 	{0x5c, 0x00},
602 	{0x5a, 0xa0},
603 	{0x5b, 0x78},
604 	{0x35, 0x02},
605 	{0xd9, 0x10},
606 	{0x94, 0x11},
607 };
608 
609 static const u8 ov965x_init_2[][2] = {
610 	{0x3b, 0xc4},
611 	{0x1e, 0x04},	/* mvfp */
612 	{0x13, 0xe0},	/* com8 */
613 	{0x00, 0x00},	/* gain */
614 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
615 	{0x11, 0x03},	/* clkrc */
616 	{0x6b, 0x5a},	/* dblv */
617 	{0x6a, 0x05},
618 	{0xc5, 0x07},
619 	{0xa2, 0x4b},
620 	{0xa3, 0x3e},
621 	{0x2d, 0x00},
622 	{0xff, 0x42},	/* read 42, write ff 00 */
623 	{0x42, 0xc0},	/* com17 */
624 	{0x2d, 0x00},
625 	{0xff, 0x42},	/* read 42, write ff 00 */
626 	{0x42, 0xc1},	/* com17 */
627 /* sharpness */
628 	{0x3f, 0x01},
629 	{0xff, 0x42},	/* read 42, write ff 00 */
630 	{0x42, 0xc1},	/* com17 */
631 /* saturation */
632 	{0x4f, 0x98},	/* matrix */
633 	{0x50, 0x98},
634 	{0x51, 0x00},
635 	{0x52, 0x28},
636 	{0x53, 0x70},
637 	{0x54, 0x98},
638 	{0x58, 0x1a},
639 	{0xff, 0x41},	/* read 41, write ff 00 */
640 	{0x41, 0x40},	/* com16 */
641 /* contrast */
642 	{0x56, 0x40},
643 /* brightness */
644 	{0x55, 0x8f},
645 /* expo */
646 	{0x10, 0x25},	/* aech - exposure high bits */
647 	{0xff, 0x13},	/* read 13, write ff 00 */
648 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
649 };
650 
651 static const u8 ov971x_init[][2] = {
652 	{0x12, 0x80},
653 	{0x09, 0x10},
654 	{0x1e, 0x07},
655 	{0x5f, 0x18},
656 	{0x69, 0x04},
657 	{0x65, 0x2a},
658 	{0x68, 0x0a},
659 	{0x39, 0x28},
660 	{0x4d, 0x90},
661 	{0xc1, 0x80},
662 	{0x0c, 0x30},
663 	{0x6d, 0x02},
664 	{0x96, 0xf1},
665 	{0xbc, 0x68},
666 	{0x12, 0x00},
667 	{0x3b, 0x00},
668 	{0x97, 0x80},
669 	{0x17, 0x25},
670 	{0x18, 0xa2},
671 	{0x19, 0x01},
672 	{0x1a, 0xca},
673 	{0x03, 0x0a},
674 	{0x32, 0x07},
675 	{0x98, 0x40},	/*{0x98, 0x00},*/
676 	{0x99, 0xA0},	/*{0x99, 0x00},*/
677 	{0x9a, 0x01},	/*{0x9a, 0x00},*/
678 	{0x57, 0x00},
679 	{0x58, 0x78},	/*{0x58, 0xc8},*/
680 	{0x59, 0x50},	/*{0x59, 0xa0},*/
681 	{0x4c, 0x13},
682 	{0x4b, 0x36},
683 	{0x3d, 0x3c},
684 	{0x3e, 0x03},
685 	{0xbd, 0x50},	/*{0xbd, 0xa0},*/
686 	{0xbe, 0x78},	/*{0xbe, 0xc8},*/
687 	{0x4e, 0x55},
688 	{0x4f, 0x55},
689 	{0x50, 0x55},
690 	{0x51, 0x55},
691 	{0x24, 0x55},
692 	{0x25, 0x40},
693 	{0x26, 0xa1},
694 	{0x5c, 0x59},
695 	{0x5d, 0x00},
696 	{0x11, 0x00},
697 	{0x2a, 0x98},
698 	{0x2b, 0x06},
699 	{0x2d, 0x00},
700 	{0x2e, 0x00},
701 	{0x13, 0xa5},
702 	{0x14, 0x40},
703 	{0x4a, 0x00},
704 	{0x49, 0xce},
705 	{0x22, 0x03},
706 	{0x09, 0x00}
707 };
708 
709 static const u8 ov965x_start_1_vga[][2] = {	/* same for qvga */
710 	{0x12, 0x62},	/* com7 - 30fps VGA YUV */
711 	{0x36, 0xfa},	/* aref3 */
712 	{0x69, 0x0a},	/* hv */
713 	{0x8c, 0x89},	/* com22 */
714 	{0x14, 0x28},	/* com9 */
715 	{0x3e, 0x0c},	/* com14 */
716 	{0x41, 0x40},	/* com16 */
717 	{0x72, 0x00},
718 	{0x73, 0x00},
719 	{0x74, 0x3a},
720 	{0x75, 0x35},
721 	{0x76, 0x01},
722 	{0xc7, 0x80},	/* com24 */
723 	{0x03, 0x12},	/* vref */
724 	{0x17, 0x16},	/* hstart */
725 	{0x18, 0x02},	/* hstop */
726 	{0x19, 0x01},	/* vstrt */
727 	{0x1a, 0x3d},	/* vstop */
728 	{0x32, 0xff},	/* href */
729 	{0xc0, 0xaa},
730 };
731 
732 static const u8 ov965x_start_1_svga[][2] = {
733 	{0x12, 0x02},	/* com7 - YUYV - VGA 15 full resolution */
734 	{0x36, 0xf8},	/* aref3 */
735 	{0x69, 0x02},	/* hv */
736 	{0x8c, 0x0d},	/* com22 */
737 	{0x3e, 0x0c},	/* com14 */
738 	{0x41, 0x40},	/* com16 */
739 	{0x72, 0x00},
740 	{0x73, 0x01},
741 	{0x74, 0x3a},
742 	{0x75, 0x35},
743 	{0x76, 0x01},
744 	{0xc7, 0x80},	/* com24 */
745 	{0x03, 0x1b},	/* vref */
746 	{0x17, 0x1d},	/* hstart */
747 	{0x18, 0xbd},	/* hstop */
748 	{0x19, 0x01},	/* vstrt */
749 	{0x1a, 0x81},	/* vstop */
750 	{0x32, 0xff},	/* href */
751 	{0xc0, 0xe2},
752 };
753 
754 static const u8 ov965x_start_1_xga[][2] = {
755 	{0x12, 0x02},	/* com7 */
756 	{0x36, 0xf8},	/* aref3 */
757 	{0x69, 0x02},	/* hv */
758 	{0x8c, 0x89},	/* com22 */
759 	{0x14, 0x28},	/* com9 */
760 	{0x3e, 0x0c},	/* com14 */
761 	{0x41, 0x40},	/* com16 */
762 	{0x72, 0x00},
763 	{0x73, 0x01},
764 	{0x74, 0x3a},
765 	{0x75, 0x35},
766 	{0x76, 0x01},
767 	{0xc7, 0x80},	/* com24 */
768 	{0x03, 0x1b},	/* vref */
769 	{0x17, 0x1d},	/* hstart */
770 	{0x18, 0xbd},	/* hstop */
771 	{0x19, 0x01},	/* vstrt */
772 	{0x1a, 0x81},	/* vstop */
773 	{0x32, 0xff},	/* href */
774 	{0xc0, 0xe2},
775 };
776 
777 static const u8 ov965x_start_1_sxga[][2] = {
778 	{0x12, 0x02},	/* com7 */
779 	{0x36, 0xf8},	/* aref3 */
780 	{0x69, 0x02},	/* hv */
781 	{0x8c, 0x89},	/* com22 */
782 	{0x14, 0x28},	/* com9 */
783 	{0x3e, 0x0c},	/* com14 */
784 	{0x41, 0x40},	/* com16 */
785 	{0x72, 0x00},
786 	{0x73, 0x01},
787 	{0x74, 0x3a},
788 	{0x75, 0x35},
789 	{0x76, 0x01},
790 	{0xc7, 0x80},	/* com24 */
791 	{0x03, 0x1b},	/* vref */
792 	{0x17, 0x1d},	/* hstart */
793 	{0x18, 0x02},	/* hstop */
794 	{0x19, 0x01},	/* vstrt */
795 	{0x1a, 0x81},	/* vstop */
796 	{0x32, 0xff},	/* href */
797 	{0xc0, 0xe2},
798 };
799 
800 static const u8 bridge_start_qvga[][2] = {
801 	{0x94, 0xaa},
802 	{0xf1, 0x60},
803 	{0xe5, 0x04},
804 	{0xc0, 0x50},
805 	{0xc1, 0x3c},
806 	{0x8c, 0x00},
807 	{0x8d, 0x1c},
808 	{0x34, 0x05},
809 
810 	{0xc2, 0x4c},
811 	{0xc3, 0xf9},
812 	{0xda, 0x00},
813 	{0x50, 0x00},
814 	{0x51, 0xa0},
815 	{0x52, 0x78},
816 	{0x53, 0x00},
817 	{0x54, 0x00},
818 	{0x55, 0x00},
819 	{0x57, 0x00},
820 	{0x5c, 0x00},
821 	{0x5a, 0x50},
822 	{0x5b, 0x3c},
823 	{0x35, 0x02},
824 	{0xd9, 0x10},
825 	{0x94, 0x11},
826 };
827 
828 static const u8 bridge_start_vga[][2] = {
829 	{0x94, 0xaa},
830 	{0xf1, 0x60},
831 	{0xe5, 0x04},
832 	{0xc0, 0x50},
833 	{0xc1, 0x3c},
834 	{0x8c, 0x00},
835 	{0x8d, 0x1c},
836 	{0x34, 0x05},
837 	{0xc2, 0x0c},
838 	{0xc3, 0xf9},
839 	{0xda, 0x01},
840 	{0x50, 0x00},
841 	{0x51, 0xa0},
842 	{0x52, 0x3c},
843 	{0x53, 0x00},
844 	{0x54, 0x00},
845 	{0x55, 0x00},
846 	{0x57, 0x00},
847 	{0x5c, 0x00},
848 	{0x5a, 0xa0},
849 	{0x5b, 0x78},
850 	{0x35, 0x02},
851 	{0xd9, 0x10},
852 	{0x94, 0x11},
853 };
854 
855 static const u8 bridge_start_svga[][2] = {
856 	{0x94, 0xaa},
857 	{0xf1, 0x60},
858 	{0xe5, 0x04},
859 	{0xc0, 0xa0},
860 	{0xc1, 0x80},
861 	{0x8c, 0x00},
862 	{0x8d, 0x1c},
863 	{0x34, 0x05},
864 	{0xc2, 0x4c},
865 	{0xc3, 0xf9},
866 	{0x50, 0x00},
867 	{0x51, 0x40},
868 	{0x52, 0x00},
869 	{0x53, 0x00},
870 	{0x54, 0x00},
871 	{0x55, 0x88},
872 	{0x57, 0x00},
873 	{0x5c, 0x00},
874 	{0x5a, 0xc8},
875 	{0x5b, 0x96},
876 	{0x35, 0x02},
877 	{0xd9, 0x10},
878 	{0xda, 0x00},
879 	{0x94, 0x11},
880 };
881 
882 static const u8 bridge_start_xga[][2] = {
883 	{0x94, 0xaa},
884 	{0xf1, 0x60},
885 	{0xe5, 0x04},
886 	{0xc0, 0xa0},
887 	{0xc1, 0x80},
888 	{0x8c, 0x00},
889 	{0x8d, 0x1c},
890 	{0x34, 0x05},
891 	{0xc2, 0x4c},
892 	{0xc3, 0xf9},
893 	{0x50, 0x00},
894 	{0x51, 0x40},
895 	{0x52, 0x00},
896 	{0x53, 0x00},
897 	{0x54, 0x00},
898 	{0x55, 0x88},
899 	{0x57, 0x00},
900 	{0x5c, 0x01},
901 	{0x5a, 0x00},
902 	{0x5b, 0xc0},
903 	{0x35, 0x02},
904 	{0xd9, 0x10},
905 	{0xda, 0x01},
906 	{0x94, 0x11},
907 };
908 
909 static const u8 bridge_start_sxga[][2] = {
910 	{0x94, 0xaa},
911 	{0xf1, 0x60},
912 	{0xe5, 0x04},
913 	{0xc0, 0xa0},
914 	{0xc1, 0x80},
915 	{0x8c, 0x00},
916 	{0x8d, 0x1c},
917 	{0x34, 0x05},
918 	{0xc2, 0x0c},
919 	{0xc3, 0xf9},
920 	{0xda, 0x00},
921 	{0x35, 0x02},
922 	{0xd9, 0x10},
923 	{0x94, 0x11},
924 };
925 
926 static const u8 ov965x_start_2_qvga[][2] = {
927 	{0x3b, 0xe4},	/* com11 - night mode 1/4 frame rate */
928 	{0x1e, 0x04},	/* mvfp */
929 	{0x13, 0xe0},	/* com8 */
930 	{0x00, 0x00},
931 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
932 	{0x11, 0x01},	/* clkrc */
933 	{0x6b, 0x5a},	/* dblv */
934 	{0x6a, 0x02},	/* 50 Hz banding filter */
935 	{0xc5, 0x03},	/* 60 Hz banding filter */
936 	{0xa2, 0x96},	/* bd50 */
937 	{0xa3, 0x7d},	/* bd60 */
938 
939 	{0xff, 0x13},	/* read 13, write ff 00 */
940 	{0x13, 0xe7},
941 	{0x3a, 0x80},	/* tslb - yuyv */
942 };
943 
944 static const u8 ov965x_start_2_vga[][2] = {
945 	{0x3b, 0xc4},	/* com11 - night mode 1/4 frame rate */
946 	{0x1e, 0x04},	/* mvfp */
947 	{0x13, 0xe0},	/* com8 */
948 	{0x00, 0x00},
949 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
950 	{0x11, 0x03},	/* clkrc */
951 	{0x6b, 0x5a},	/* dblv */
952 	{0x6a, 0x05},	/* 50 Hz banding filter */
953 	{0xc5, 0x07},	/* 60 Hz banding filter */
954 	{0xa2, 0x4b},	/* bd50 */
955 	{0xa3, 0x3e},	/* bd60 */
956 
957 	{0x2d, 0x00},	/* advfl */
958 };
959 
960 static const u8 ov965x_start_2_svga[][2] = {	/* same for xga */
961 	{0x3b, 0xc4},	/* com11 - night mode 1/4 frame rate */
962 	{0x1e, 0x04},	/* mvfp */
963 	{0x13, 0xe0},	/* com8 */
964 	{0x00, 0x00},
965 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
966 	{0x11, 0x01},	/* clkrc */
967 	{0x6b, 0x5a},	/* dblv */
968 	{0x6a, 0x0c},	/* 50 Hz banding filter */
969 	{0xc5, 0x0f},	/* 60 Hz banding filter */
970 	{0xa2, 0x4e},	/* bd50 */
971 	{0xa3, 0x41},	/* bd60 */
972 };
973 
974 static const u8 ov965x_start_2_sxga[][2] = {
975 	{0x13, 0xe0},	/* com8 */
976 	{0x00, 0x00},
977 	{0x13, 0xe7},	/* com8 - everything (AGC, AWB and AEC) */
978 	{0x3b, 0xc4},	/* com11 - night mode 1/4 frame rate */
979 	{0x1e, 0x04},	/* mvfp */
980 	{0x11, 0x01},	/* clkrc */
981 	{0x6b, 0x5a},	/* dblv */
982 	{0x6a, 0x0c},	/* 50 Hz banding filter */
983 	{0xc5, 0x0f},	/* 60 Hz banding filter */
984 	{0xa2, 0x4e},	/* bd50 */
985 	{0xa3, 0x41},	/* bd60 */
986 };
987 
988 static const u8 ov562x_init[][2] = {
989 	{0x88, 0x20},
990 	{0x89, 0x0a},
991 	{0x8a, 0x90},
992 	{0x8b, 0x06},
993 	{0x8c, 0x01},
994 	{0x8d, 0x10},
995 	{0x1c, 0x00},
996 	{0x1d, 0x48},
997 	{0x1d, 0x00},
998 	{0x1d, 0xff},
999 	{0x1c, 0x0a},
1000 	{0x1d, 0x2e},
1001 	{0x1d, 0x1e},
1002 };
1003 
1004 static const u8 ov562x_init_2[][2] = {
1005 	{0x12, 0x80},
1006 	{0x11, 0x41},
1007 	{0x13, 0x00},
1008 	{0x10, 0x1e},
1009 	{0x3b, 0x07},
1010 	{0x5b, 0x40},
1011 	{0x39, 0x07},
1012 	{0x53, 0x02},
1013 	{0x54, 0x60},
1014 	{0x04, 0x20},
1015 	{0x27, 0x04},
1016 	{0x3d, 0x40},
1017 	{0x36, 0x00},
1018 	{0xc5, 0x04},
1019 	{0x4e, 0x00},
1020 	{0x4f, 0x93},
1021 	{0x50, 0x7b},
1022 	{0xca, 0x0c},
1023 	{0xcb, 0x0f},
1024 	{0x39, 0x07},
1025 	{0x4a, 0x10},
1026 	{0x3e, 0x0a},
1027 	{0x3d, 0x00},
1028 	{0x0c, 0x38},
1029 	{0x38, 0x90},
1030 	{0x46, 0x30},
1031 	{0x4f, 0x93},
1032 	{0x50, 0x7b},
1033 	{0xab, 0x00},
1034 	{0xca, 0x0c},
1035 	{0xcb, 0x0f},
1036 	{0x37, 0x02},
1037 	{0x44, 0x48},
1038 	{0x8d, 0x44},
1039 	{0x2a, 0x00},
1040 	{0x2b, 0x00},
1041 	{0x32, 0x00},
1042 	{0x38, 0x90},
1043 	{0x53, 0x02},
1044 	{0x54, 0x60},
1045 	{0x12, 0x00},
1046 	{0x17, 0x12},
1047 	{0x18, 0xb4},
1048 	{0x19, 0x0c},
1049 	{0x1a, 0xf4},
1050 	{0x03, 0x4a},
1051 	{0x89, 0x20},
1052 	{0x83, 0x80},
1053 	{0xb7, 0x9d},
1054 	{0xb6, 0x11},
1055 	{0xb5, 0x55},
1056 	{0xb4, 0x00},
1057 	{0xa9, 0xf0},
1058 	{0xa8, 0x0a},
1059 	{0xb8, 0xf0},
1060 	{0xb9, 0xf0},
1061 	{0xba, 0xf0},
1062 	{0x81, 0x07},
1063 	{0x63, 0x44},
1064 	{0x13, 0xc7},
1065 	{0x14, 0x60},
1066 	{0x33, 0x75},
1067 	{0x2c, 0x00},
1068 	{0x09, 0x00},
1069 	{0x35, 0x30},
1070 	{0x27, 0x04},
1071 	{0x3c, 0x07},
1072 	{0x3a, 0x0a},
1073 	{0x3b, 0x07},
1074 	{0x01, 0x40},
1075 	{0x02, 0x40},
1076 	{0x16, 0x40},
1077 	{0x52, 0xb0},
1078 	{0x51, 0x83},
1079 	{0x21, 0xbb},
1080 	{0x22, 0x10},
1081 	{0x23, 0x03},
1082 	{0x35, 0x38},
1083 	{0x20, 0x90},
1084 	{0x28, 0x30},
1085 	{0x73, 0xe1},
1086 	{0x6c, 0x00},
1087 	{0x6d, 0x80},
1088 	{0x6e, 0x00},
1089 	{0x70, 0x04},
1090 	{0x71, 0x00},
1091 	{0x8d, 0x04},
1092 	{0x64, 0x00},
1093 	{0x65, 0x00},
1094 	{0x66, 0x00},
1095 	{0x67, 0x00},
1096 	{0x68, 0x00},
1097 	{0x69, 0x00},
1098 	{0x6a, 0x00},
1099 	{0x6b, 0x00},
1100 	{0x71, 0x94},
1101 	{0x74, 0x20},
1102 	{0x80, 0x09},
1103 	{0x85, 0xc0},
1104 };
1105 
1106 static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1107 {
1108 	struct usb_device *udev = gspca_dev->dev;
1109 	int ret;
1110 
1111 	if (gspca_dev->usb_err < 0)
1112 		return;
1113 	gspca_dev->usb_buf[0] = val;
1114 	ret = usb_control_msg(udev,
1115 			      usb_sndctrlpipe(udev, 0),
1116 			      0x01,
1117 			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1118 			      0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1119 	if (ret < 0) {
1120 		pr_err("reg_w failed %d\n", ret);
1121 		gspca_dev->usb_err = ret;
1122 	}
1123 }
1124 
1125 static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1126 {
1127 	gspca_dbg(gspca_dev, D_USBO, "reg_w [%04x] = %02x\n", reg, val);
1128 	reg_w_i(gspca_dev, reg, val);
1129 }
1130 
1131 static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
1132 {
1133 	struct usb_device *udev = gspca_dev->dev;
1134 	int ret;
1135 
1136 	if (gspca_dev->usb_err < 0)
1137 		return 0;
1138 	ret = usb_control_msg(udev,
1139 			      usb_rcvctrlpipe(udev, 0),
1140 			      0x01,
1141 			      USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1142 			      0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1143 	gspca_dbg(gspca_dev, D_USBI, "reg_r [%04x] -> %02x\n",
1144 		  reg, gspca_dev->usb_buf[0]);
1145 	if (ret < 0) {
1146 		pr_err("reg_r err %d\n", ret);
1147 		gspca_dev->usb_err = ret;
1148 	}
1149 	return gspca_dev->usb_buf[0];
1150 }
1151 
1152 static int sccb_check_status(struct gspca_dev *gspca_dev)
1153 {
1154 	u8 data;
1155 	int i;
1156 
1157 	for (i = 0; i < 5; i++) {
1158 		msleep(20);
1159 		data = reg_r(gspca_dev, OV534_REG_STATUS);
1160 
1161 		switch (data) {
1162 		case 0x00:
1163 			return 1;
1164 		case 0x04:
1165 			return 0;
1166 		case 0x03:
1167 			break;
1168 		default:
1169 			gspca_dbg(gspca_dev, D_USBI|D_USBO,
1170 				  "sccb status 0x%02x, attempt %d/5\n",
1171 				  data, i + 1);
1172 		}
1173 	}
1174 	return 0;
1175 }
1176 
1177 static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
1178 {
1179 	gspca_dbg(gspca_dev, D_USBO, "sccb_write [%02x] = %02x\n", reg, val);
1180 	reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg);
1181 	reg_w_i(gspca_dev, OV534_REG_WRITE, val);
1182 	reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
1183 
1184 	if (!sccb_check_status(gspca_dev))
1185 		pr_err("sccb_write failed\n");
1186 }
1187 
1188 static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg)
1189 {
1190 	reg_w(gspca_dev, OV534_REG_SUBADDR, reg);
1191 	reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
1192 	if (!sccb_check_status(gspca_dev))
1193 		pr_err("sccb_read failed 1\n");
1194 
1195 	reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
1196 	if (!sccb_check_status(gspca_dev))
1197 		pr_err("sccb_read failed 2\n");
1198 
1199 	return reg_r(gspca_dev, OV534_REG_READ);
1200 }
1201 
1202 /* output a bridge sequence (reg - val) */
1203 static void reg_w_array(struct gspca_dev *gspca_dev,
1204 			const u8 (*data)[2], int len)
1205 {
1206 	while (--len >= 0) {
1207 		reg_w(gspca_dev, (*data)[0], (*data)[1]);
1208 		data++;
1209 	}
1210 }
1211 
1212 /* output a sensor sequence (reg - val) */
1213 static void sccb_w_array(struct gspca_dev *gspca_dev,
1214 			const u8 (*data)[2], int len)
1215 {
1216 	while (--len >= 0) {
1217 		if ((*data)[0] != 0xff) {
1218 			sccb_write(gspca_dev, (*data)[0], (*data)[1]);
1219 		} else {
1220 			sccb_read(gspca_dev, (*data)[1]);
1221 			sccb_write(gspca_dev, 0xff, 0x00);
1222 		}
1223 		data++;
1224 	}
1225 }
1226 
1227 /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
1228  * (direction and output)? */
1229 static void set_led(struct gspca_dev *gspca_dev, int status)
1230 {
1231 	u8 data;
1232 
1233 	gspca_dbg(gspca_dev, D_CONF, "led status: %d\n", status);
1234 
1235 	data = reg_r(gspca_dev, 0x21);
1236 	data |= 0x80;
1237 	reg_w(gspca_dev, 0x21, data);
1238 
1239 	data = reg_r(gspca_dev, 0x23);
1240 	if (status)
1241 		data |= 0x80;
1242 	else
1243 		data &= ~0x80;
1244 
1245 	reg_w(gspca_dev, 0x23, data);
1246 
1247 	if (!status) {
1248 		data = reg_r(gspca_dev, 0x21);
1249 		data &= ~0x80;
1250 		reg_w(gspca_dev, 0x21, data);
1251 	}
1252 }
1253 
1254 static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness)
1255 {
1256 	struct sd *sd = (struct sd *) gspca_dev;
1257 	u8 val;
1258 	s8 sval;
1259 
1260 	if (sd->sensor == SENSOR_OV562x) {
1261 		sval = brightness;
1262 		val = 0x76;
1263 		val += sval;
1264 		sccb_write(gspca_dev, 0x24, val);
1265 		val = 0x6a;
1266 		val += sval;
1267 		sccb_write(gspca_dev, 0x25, val);
1268 		if (sval < -40)
1269 			val = 0x71;
1270 		else if (sval < 20)
1271 			val = 0x94;
1272 		else
1273 			val = 0xe6;
1274 		sccb_write(gspca_dev, 0x26, val);
1275 	} else {
1276 		val = brightness;
1277 		if (val < 8)
1278 			val = 15 - val;		/* f .. 8 */
1279 		else
1280 			val = val - 8;		/* 0 .. 7 */
1281 		sccb_write(gspca_dev, 0x55,	/* brtn - brightness adjustment */
1282 				0x0f | (val << 4));
1283 	}
1284 }
1285 
1286 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
1287 {
1288 	sccb_write(gspca_dev, 0x56,	/* cnst1 - contrast 1 ctrl coeff */
1289 			val << 4);
1290 }
1291 
1292 static void setautogain(struct gspca_dev *gspca_dev, s32 autogain)
1293 {
1294 	u8 val;
1295 
1296 /*fixme: should adjust agc/awb/aec by different controls */
1297 	val = sccb_read(gspca_dev, 0x13);		/* com8 */
1298 	sccb_write(gspca_dev, 0xff, 0x00);
1299 	if (autogain)
1300 		val |= 0x05;		/* agc & aec */
1301 	else
1302 		val &= 0xfa;
1303 	sccb_write(gspca_dev, 0x13, val);
1304 }
1305 
1306 static void setexposure(struct gspca_dev *gspca_dev, s32 exposure)
1307 {
1308 	static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e};
1309 	u8 val;
1310 
1311 	sccb_write(gspca_dev, 0x10, expo[exposure]);	/* aec[9:2] */
1312 
1313 	val = sccb_read(gspca_dev, 0x13);		/* com8 */
1314 	sccb_write(gspca_dev, 0xff, 0x00);
1315 	sccb_write(gspca_dev, 0x13, val);
1316 
1317 	val = sccb_read(gspca_dev, 0xa1);		/* aech */
1318 	sccb_write(gspca_dev, 0xff, 0x00);
1319 	sccb_write(gspca_dev, 0xa1, val & 0xe0);	/* aec[15:10] = 0 */
1320 }
1321 
1322 static void setsharpness(struct gspca_dev *gspca_dev, s32 val)
1323 {
1324 	if (val < 0) {				/* auto */
1325 		val = sccb_read(gspca_dev, 0x42);	/* com17 */
1326 		sccb_write(gspca_dev, 0xff, 0x00);
1327 		sccb_write(gspca_dev, 0x42, val | 0x40);
1328 				/* Edge enhancement strength auto adjust */
1329 		return;
1330 	}
1331 	if (val != 0)
1332 		val = 1 << (val - 1);
1333 	sccb_write(gspca_dev, 0x3f,	/* edge - edge enhance. factor */
1334 			val);
1335 	val = sccb_read(gspca_dev, 0x42);		/* com17 */
1336 	sccb_write(gspca_dev, 0xff, 0x00);
1337 	sccb_write(gspca_dev, 0x42, val & 0xbf);
1338 }
1339 
1340 static void setsatur(struct gspca_dev *gspca_dev, s32 val)
1341 {
1342 	u8 val1, val2, val3;
1343 	static const u8 matrix[5][2] = {
1344 		{0x14, 0x38},
1345 		{0x1e, 0x54},
1346 		{0x28, 0x70},
1347 		{0x32, 0x8c},
1348 		{0x48, 0x90}
1349 	};
1350 
1351 	val1 = matrix[val][0];
1352 	val2 = matrix[val][1];
1353 	val3 = val1 + val2;
1354 	sccb_write(gspca_dev, 0x4f, val3);	/* matrix coeff */
1355 	sccb_write(gspca_dev, 0x50, val3);
1356 	sccb_write(gspca_dev, 0x51, 0x00);
1357 	sccb_write(gspca_dev, 0x52, val1);
1358 	sccb_write(gspca_dev, 0x53, val2);
1359 	sccb_write(gspca_dev, 0x54, val3);
1360 	sccb_write(gspca_dev, 0x58, 0x1a);	/* mtxs - coeff signs */
1361 
1362 	val1 = sccb_read(gspca_dev, 0x41);	/* com16 */
1363 	sccb_write(gspca_dev, 0xff, 0x00);
1364 	sccb_write(gspca_dev, 0x41, val1);
1365 }
1366 
1367 static void setlightfreq(struct gspca_dev *gspca_dev, s32 freq)
1368 {
1369 	u8 val;
1370 
1371 	val = sccb_read(gspca_dev, 0x13);		/* com8 */
1372 	sccb_write(gspca_dev, 0xff, 0x00);
1373 	if (freq == 0) {
1374 		sccb_write(gspca_dev, 0x13, val & 0xdf);
1375 		return;
1376 	}
1377 	sccb_write(gspca_dev, 0x13, val | 0x20);
1378 
1379 	val = sccb_read(gspca_dev, 0x42);		/* com17 */
1380 	sccb_write(gspca_dev, 0xff, 0x00);
1381 	if (freq == 1)
1382 		val |= 0x01;
1383 	else
1384 		val &= 0xfe;
1385 	sccb_write(gspca_dev, 0x42, val);
1386 }
1387 
1388 /* this function is called at probe time */
1389 static int sd_config(struct gspca_dev *gspca_dev,
1390 		     const struct usb_device_id *id)
1391 {
1392 	return 0;
1393 }
1394 
1395 /* this function is called at probe and resume time */
1396 static int sd_init(struct gspca_dev *gspca_dev)
1397 {
1398 	struct sd *sd = (struct sd *) gspca_dev;
1399 	u16 sensor_id;
1400 
1401 	/* reset bridge */
1402 	reg_w(gspca_dev, 0xe7, 0x3a);
1403 	reg_w(gspca_dev, 0xe0, 0x08);
1404 	msleep(100);
1405 
1406 	/* initialize the sensor address */
1407 	reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60);
1408 
1409 	/* reset sensor */
1410 	sccb_write(gspca_dev, 0x12, 0x80);
1411 	msleep(10);
1412 
1413 	/* probe the sensor */
1414 	sccb_read(gspca_dev, 0x0a);
1415 	sensor_id = sccb_read(gspca_dev, 0x0a) << 8;
1416 	sccb_read(gspca_dev, 0x0b);
1417 	sensor_id |= sccb_read(gspca_dev, 0x0b);
1418 	gspca_dbg(gspca_dev, D_PROBE, "Sensor ID: %04x\n", sensor_id);
1419 
1420 	/* initialize */
1421 	if ((sensor_id & 0xfff0) == 0x9650) {
1422 		sd->sensor = SENSOR_OV965x;
1423 
1424 		gspca_dev->cam.cam_mode = ov965x_mode;
1425 		gspca_dev->cam.nmodes = ARRAY_SIZE(ov965x_mode);
1426 
1427 		reg_w_array(gspca_dev, bridge_init,
1428 				ARRAY_SIZE(bridge_init));
1429 		sccb_w_array(gspca_dev, ov965x_init,
1430 				ARRAY_SIZE(ov965x_init));
1431 		reg_w_array(gspca_dev, bridge_init_2,
1432 				ARRAY_SIZE(bridge_init_2));
1433 		sccb_w_array(gspca_dev, ov965x_init_2,
1434 				ARRAY_SIZE(ov965x_init_2));
1435 		reg_w(gspca_dev, 0xe0, 0x00);
1436 		reg_w(gspca_dev, 0xe0, 0x01);
1437 		set_led(gspca_dev, 0);
1438 		reg_w(gspca_dev, 0xe0, 0x00);
1439 	} else if ((sensor_id & 0xfff0) == 0x9710) {
1440 		const char *p;
1441 		int l;
1442 
1443 		sd->sensor = SENSOR_OV971x;
1444 
1445 		gspca_dev->cam.cam_mode = ov971x_mode;
1446 		gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode);
1447 
1448 		gspca_dev->cam.bulk = 1;
1449 		gspca_dev->cam.bulk_size = 16384;
1450 		gspca_dev->cam.bulk_nurbs = 2;
1451 
1452 		sccb_w_array(gspca_dev, ov971x_init,
1453 				ARRAY_SIZE(ov971x_init));
1454 
1455 		/* set video format on bridge processor */
1456 		/* access bridge processor's video format registers at: 0x00 */
1457 		reg_w(gspca_dev, 0x1c, 0x00);
1458 		/*set register: 0x00 is 'RAW8', 0x40 is 'YUV422' (YUYV?)*/
1459 		reg_w(gspca_dev, 0x1d, 0x00);
1460 
1461 		/* Will W. specific stuff
1462 		 * set VSYNC to
1463 		 *	output (0x1f) if first webcam
1464 		 *	input (0x17) if 2nd or 3rd webcam */
1465 		p = video_device_node_name(&gspca_dev->vdev);
1466 		l = strlen(p) - 1;
1467 		if (p[l] == '0')
1468 			reg_w(gspca_dev, 0x56, 0x1f);
1469 		else
1470 			reg_w(gspca_dev, 0x56, 0x17);
1471 	} else if ((sensor_id & 0xfff0) == 0x5620) {
1472 		sd->sensor = SENSOR_OV562x;
1473 		gspca_dev->cam.cam_mode = ov562x_mode;
1474 		gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode);
1475 
1476 		reg_w_array(gspca_dev, ov562x_init,
1477 				ARRAY_SIZE(ov562x_init));
1478 		sccb_w_array(gspca_dev, ov562x_init_2,
1479 				ARRAY_SIZE(ov562x_init_2));
1480 		reg_w(gspca_dev, 0xe0, 0x00);
1481 	} else if ((sensor_id & 0xfff0) == 0x3610) {
1482 		sd->sensor = SENSOR_OV361x;
1483 		gspca_dev->cam.cam_mode = ov361x_mode;
1484 		gspca_dev->cam.nmodes = ARRAY_SIZE(ov361x_mode);
1485 		reg_w(gspca_dev, 0xe7, 0x3a);
1486 		reg_w(gspca_dev, 0xf1, 0x60);
1487 		sccb_write(gspca_dev, 0x12, 0x80);
1488 	} else {
1489 		pr_err("Unknown sensor %04x", sensor_id);
1490 		return -EINVAL;
1491 	}
1492 
1493 	return gspca_dev->usb_err;
1494 }
1495 
1496 static int sd_start_ov361x(struct gspca_dev *gspca_dev)
1497 {
1498 	sccb_write(gspca_dev, 0x12, 0x80);
1499 	msleep(20);
1500 	switch (gspca_dev->curr_mode % (ov361x_last)) {
1501 	case ov361x_2048:
1502 		reg_w_array(gspca_dev, ov361x_bridge_start_2048,
1503 			    ARRAY_SIZE(ov361x_bridge_start_2048));
1504 		sccb_w_array(gspca_dev, ov361x_start_2048,
1505 			     ARRAY_SIZE(ov361x_start_2048));
1506 		break;
1507 	case ov361x_1600:
1508 		reg_w_array(gspca_dev, ov361x_bridge_start_1600,
1509 			    ARRAY_SIZE(ov361x_bridge_start_1600));
1510 		sccb_w_array(gspca_dev, ov361x_start_1600,
1511 			     ARRAY_SIZE(ov361x_start_1600));
1512 		break;
1513 	case ov361x_1024:
1514 		reg_w_array(gspca_dev, ov361x_bridge_start_1024,
1515 			    ARRAY_SIZE(ov361x_bridge_start_1024));
1516 		sccb_w_array(gspca_dev, ov361x_start_1024,
1517 			     ARRAY_SIZE(ov361x_start_1024));
1518 		break;
1519 	case ov361x_640:
1520 		reg_w_array(gspca_dev, ov361x_bridge_start_640,
1521 			    ARRAY_SIZE(ov361x_bridge_start_640));
1522 		sccb_w_array(gspca_dev, ov361x_start_640,
1523 			     ARRAY_SIZE(ov361x_start_640));
1524 		break;
1525 	case ov361x_320:
1526 		reg_w_array(gspca_dev, ov361x_bridge_start_320,
1527 			    ARRAY_SIZE(ov361x_bridge_start_320));
1528 		sccb_w_array(gspca_dev, ov361x_start_320,
1529 			     ARRAY_SIZE(ov361x_start_320));
1530 		break;
1531 	case ov361x_160:
1532 		reg_w_array(gspca_dev, ov361x_bridge_start_160,
1533 			    ARRAY_SIZE(ov361x_bridge_start_160));
1534 		sccb_w_array(gspca_dev, ov361x_start_160,
1535 			     ARRAY_SIZE(ov361x_start_160));
1536 		break;
1537 	}
1538 	reg_w(gspca_dev, 0xe0, 0x00); /* start transfer */
1539 
1540 	return gspca_dev->usb_err;
1541 }
1542 
1543 static int sd_start(struct gspca_dev *gspca_dev)
1544 {
1545 	struct sd *sd = (struct sd *) gspca_dev;
1546 
1547 	if (sd->sensor == SENSOR_OV971x)
1548 		return gspca_dev->usb_err;
1549 	if (sd->sensor == SENSOR_OV562x)
1550 		return gspca_dev->usb_err;
1551 	if (sd->sensor == SENSOR_OV361x)
1552 		return sd_start_ov361x(gspca_dev);
1553 
1554 	switch (gspca_dev->curr_mode) {
1555 	case QVGA_MODE:			/* 320x240 */
1556 		sccb_w_array(gspca_dev, ov965x_start_1_vga,
1557 				ARRAY_SIZE(ov965x_start_1_vga));
1558 		reg_w_array(gspca_dev, bridge_start_qvga,
1559 				ARRAY_SIZE(bridge_start_qvga));
1560 		sccb_w_array(gspca_dev, ov965x_start_2_qvga,
1561 				ARRAY_SIZE(ov965x_start_2_qvga));
1562 		break;
1563 	case VGA_MODE:			/* 640x480 */
1564 		sccb_w_array(gspca_dev, ov965x_start_1_vga,
1565 				ARRAY_SIZE(ov965x_start_1_vga));
1566 		reg_w_array(gspca_dev, bridge_start_vga,
1567 				ARRAY_SIZE(bridge_start_vga));
1568 		sccb_w_array(gspca_dev, ov965x_start_2_vga,
1569 				ARRAY_SIZE(ov965x_start_2_vga));
1570 		break;
1571 	case SVGA_MODE:			/* 800x600 */
1572 		sccb_w_array(gspca_dev, ov965x_start_1_svga,
1573 				ARRAY_SIZE(ov965x_start_1_svga));
1574 		reg_w_array(gspca_dev, bridge_start_svga,
1575 				ARRAY_SIZE(bridge_start_svga));
1576 		sccb_w_array(gspca_dev, ov965x_start_2_svga,
1577 				ARRAY_SIZE(ov965x_start_2_svga));
1578 		break;
1579 	case XGA_MODE:			/* 1024x768 */
1580 		sccb_w_array(gspca_dev, ov965x_start_1_xga,
1581 				ARRAY_SIZE(ov965x_start_1_xga));
1582 		reg_w_array(gspca_dev, bridge_start_xga,
1583 				ARRAY_SIZE(bridge_start_xga));
1584 		sccb_w_array(gspca_dev, ov965x_start_2_svga,
1585 				ARRAY_SIZE(ov965x_start_2_svga));
1586 		break;
1587 	default:
1588 /*	case SXGA_MODE:			 * 1280x1024 */
1589 		sccb_w_array(gspca_dev, ov965x_start_1_sxga,
1590 				ARRAY_SIZE(ov965x_start_1_sxga));
1591 		reg_w_array(gspca_dev, bridge_start_sxga,
1592 				ARRAY_SIZE(bridge_start_sxga));
1593 		sccb_w_array(gspca_dev, ov965x_start_2_sxga,
1594 				ARRAY_SIZE(ov965x_start_2_sxga));
1595 		break;
1596 	}
1597 
1598 	reg_w(gspca_dev, 0xe0, 0x00);
1599 	reg_w(gspca_dev, 0xe0, 0x00);
1600 	set_led(gspca_dev, 1);
1601 	return gspca_dev->usb_err;
1602 }
1603 
1604 static void sd_stopN(struct gspca_dev *gspca_dev)
1605 {
1606 	if (((struct sd *)gspca_dev)->sensor == SENSOR_OV361x) {
1607 		reg_w(gspca_dev, 0xe0, 0x01); /* stop transfer */
1608 		/* reg_w(gspca_dev, 0x31, 0x09); */
1609 		return;
1610 	}
1611 	reg_w(gspca_dev, 0xe0, 0x01);
1612 	set_led(gspca_dev, 0);
1613 	reg_w(gspca_dev, 0xe0, 0x00);
1614 }
1615 
1616 /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
1617 #define UVC_STREAM_EOH	(1 << 7)
1618 #define UVC_STREAM_ERR	(1 << 6)
1619 #define UVC_STREAM_STI	(1 << 5)
1620 #define UVC_STREAM_RES	(1 << 4)
1621 #define UVC_STREAM_SCR	(1 << 3)
1622 #define UVC_STREAM_PTS	(1 << 2)
1623 #define UVC_STREAM_EOF	(1 << 1)
1624 #define UVC_STREAM_FID	(1 << 0)
1625 
1626 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1627 			u8 *data, int len)
1628 {
1629 	struct sd *sd = (struct sd *) gspca_dev;
1630 	__u32 this_pts;
1631 	u8 this_fid;
1632 	int remaining_len = len;
1633 	int payload_len;
1634 
1635 	payload_len = gspca_dev->cam.bulk ? 2048 : 2040;
1636 	do {
1637 		len = min(remaining_len, payload_len);
1638 
1639 		/* Payloads are prefixed with a UVC-style header.  We
1640 		   consider a frame to start when the FID toggles, or the PTS
1641 		   changes.  A frame ends when EOF is set, and we've received
1642 		   the correct number of bytes. */
1643 
1644 		/* Verify UVC header.  Header length is always 12 */
1645 		if (data[0] != 12 || len < 12) {
1646 			gspca_dbg(gspca_dev, D_PACK, "bad header\n");
1647 			goto discard;
1648 		}
1649 
1650 		/* Check errors */
1651 		if (data[1] & UVC_STREAM_ERR) {
1652 			gspca_dbg(gspca_dev, D_PACK, "payload error\n");
1653 			goto discard;
1654 		}
1655 
1656 		/* Extract PTS and FID */
1657 		if (!(data[1] & UVC_STREAM_PTS)) {
1658 			gspca_dbg(gspca_dev, D_PACK, "PTS not present\n");
1659 			goto discard;
1660 		}
1661 		this_pts = (data[5] << 24) | (data[4] << 16)
1662 						| (data[3] << 8) | data[2];
1663 		this_fid = data[1] & UVC_STREAM_FID;
1664 
1665 		/* If PTS or FID has changed, start a new frame. */
1666 		if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
1667 			if (gspca_dev->last_packet_type == INTER_PACKET)
1668 				gspca_frame_add(gspca_dev, LAST_PACKET,
1669 						NULL, 0);
1670 			sd->last_pts = this_pts;
1671 			sd->last_fid = this_fid;
1672 			gspca_frame_add(gspca_dev, FIRST_PACKET,
1673 					data + 12, len - 12);
1674 		/* If this packet is marked as EOF, end the frame */
1675 		} else if (data[1] & UVC_STREAM_EOF) {
1676 			sd->last_pts = 0;
1677 			gspca_frame_add(gspca_dev, LAST_PACKET,
1678 					data + 12, len - 12);
1679 		} else {
1680 
1681 			/* Add the data from this payload */
1682 			gspca_frame_add(gspca_dev, INTER_PACKET,
1683 					data + 12, len - 12);
1684 		}
1685 
1686 		/* Done this payload */
1687 		goto scan_next;
1688 
1689 discard:
1690 		/* Discard data until a new frame starts. */
1691 		gspca_dev->last_packet_type = DISCARD_PACKET;
1692 
1693 scan_next:
1694 		remaining_len -= len;
1695 		data += len;
1696 	} while (remaining_len > 0);
1697 }
1698 
1699 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
1700 {
1701 	struct gspca_dev *gspca_dev =
1702 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
1703 
1704 	gspca_dev->usb_err = 0;
1705 
1706 	if (!gspca_dev->streaming)
1707 		return 0;
1708 
1709 	switch (ctrl->id) {
1710 	case V4L2_CID_BRIGHTNESS:
1711 		setbrightness(gspca_dev, ctrl->val);
1712 		break;
1713 	case V4L2_CID_CONTRAST:
1714 		setcontrast(gspca_dev, ctrl->val);
1715 		break;
1716 	case V4L2_CID_SATURATION:
1717 		setsatur(gspca_dev, ctrl->val);
1718 		break;
1719 	case V4L2_CID_POWER_LINE_FREQUENCY:
1720 		setlightfreq(gspca_dev, ctrl->val);
1721 		break;
1722 	case V4L2_CID_SHARPNESS:
1723 		setsharpness(gspca_dev, ctrl->val);
1724 		break;
1725 	case V4L2_CID_AUTOGAIN:
1726 		if (ctrl->is_new)
1727 			setautogain(gspca_dev, ctrl->val);
1728 		if (!ctrl->val && gspca_dev->exposure->is_new)
1729 			setexposure(gspca_dev, gspca_dev->exposure->val);
1730 		break;
1731 	}
1732 	return gspca_dev->usb_err;
1733 }
1734 
1735 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
1736 	.s_ctrl = sd_s_ctrl,
1737 };
1738 
1739 static int sd_init_controls(struct gspca_dev *gspca_dev)
1740 {
1741 	struct sd *sd = (struct sd *)gspca_dev;
1742 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
1743 
1744 	if (sd->sensor == SENSOR_OV971x)
1745 		return 0;
1746 	if (sd->sensor == SENSOR_OV361x)
1747 		return 0;
1748 	gspca_dev->vdev.ctrl_handler = hdl;
1749 	v4l2_ctrl_handler_init(hdl, 7);
1750 	if (sd->sensor == SENSOR_OV562x) {
1751 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1752 			V4L2_CID_BRIGHTNESS, -90, 90, 1, 0);
1753 	} else {
1754 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1755 			V4L2_CID_BRIGHTNESS, 0, 15, 1, 7);
1756 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1757 			V4L2_CID_CONTRAST, 0, 15, 1, 3);
1758 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1759 			V4L2_CID_SATURATION, 0, 4, 1, 2);
1760 		/* -1 = auto */
1761 		v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1762 			V4L2_CID_SHARPNESS, -1, 4, 1, -1);
1763 		gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1764 			V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
1765 		gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1766 			V4L2_CID_EXPOSURE, 0, 3, 1, 0);
1767 		v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
1768 			V4L2_CID_POWER_LINE_FREQUENCY,
1769 			V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
1770 		v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);
1771 	}
1772 
1773 	if (hdl->error) {
1774 		pr_err("Could not initialize controls\n");
1775 		return hdl->error;
1776 	}
1777 	return 0;
1778 }
1779 
1780 /* sub-driver description */
1781 static const struct sd_desc sd_desc = {
1782 	.name     = MODULE_NAME,
1783 	.config   = sd_config,
1784 	.init     = sd_init,
1785 	.init_controls = sd_init_controls,
1786 	.start    = sd_start,
1787 	.stopN    = sd_stopN,
1788 	.pkt_scan = sd_pkt_scan,
1789 };
1790 
1791 /* -- module initialisation -- */
1792 static const struct usb_device_id device_table[] = {
1793 	{USB_DEVICE(0x05a9, 0x8065)},
1794 	{USB_DEVICE(0x06f8, 0x3003)},
1795 	{USB_DEVICE(0x05a9, 0x1550)},
1796 	{}
1797 };
1798 
1799 MODULE_DEVICE_TABLE(usb, device_table);
1800 
1801 /* -- device connect -- */
1802 static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
1803 {
1804 	return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1805 				THIS_MODULE);
1806 }
1807 
1808 static struct usb_driver sd_driver = {
1809 	.name       = MODULE_NAME,
1810 	.id_table   = device_table,
1811 	.probe      = sd_probe,
1812 	.disconnect = gspca_disconnect,
1813 #ifdef CONFIG_PM
1814 	.suspend    = gspca_suspend,
1815 	.resume     = gspca_resume,
1816 	.reset_resume = gspca_resume,
1817 #endif
1818 };
1819 
1820 module_usb_driver(sd_driver);
1821