Version:  2.0.40 2.2.26 2.4.37 2.6.39 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15

Linux/drivers/media/usb/gspca/ov534_9.c

  1 /*
  2  * ov534-ov9xxx gspca driver
  3  *
  4  * Copyright (C) 2009-2011 Jean-Francois Moine http://moinejf.free.fr
  5  * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
  6  * Copyright (C) 2008 Jim Paris <jim@jtan.com>
  7  *
  8  * Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
  9  * USB protocol reverse engineered by Jim Paris <jim@jtan.com>
 10  * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
 11  *
 12  * This program is free software; you can redistribute it and/or modify
 13  * it under the terms of the GNU General Public License as published by
 14  * the Free Software Foundation; either version 2 of the License, or
 15  * any later version.
 16  *
 17  * This program is distributed in the hope that it will be useful,
 18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 20  * GNU General Public License for more details.
 21  *
 22  * You should have received a copy of the GNU General Public License
 23  * along with this program; if not, write to the Free Software
 24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 25  */
 26 
 27 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 28 
 29 #define MODULE_NAME "ov534_9"
 30 
 31 #include "gspca.h"
 32 
 33 #define OV534_REG_ADDRESS       0xf1    /* sensor address */
 34 #define OV534_REG_SUBADDR       0xf2
 35 #define OV534_REG_WRITE         0xf3
 36 #define OV534_REG_READ          0xf4
 37 #define OV534_REG_OPERATION     0xf5
 38 #define OV534_REG_STATUS        0xf6
 39 
 40 #define OV534_OP_WRITE_3        0x37
 41 #define OV534_OP_WRITE_2        0x33
 42 #define OV534_OP_READ_2         0xf9
 43 
 44 #define CTRL_TIMEOUT 500
 45 
 46 MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>");
 47 MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver");
 48 MODULE_LICENSE("GPL");
 49 
 50 /* 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] == '')
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 

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