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V4L/DVB: gspca - main: Function gspca_dev_probe2 added
[mirror_ubuntu-artful-kernel.git] / drivers / media / video / gspca / ov534.c
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fbb4c6d2 1/*
c52af799 2 * ov534-ov772x gspca driver
189d92af 3 *
fbb4c6d2 4 * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
0f7a50b2 5 * Copyright (C) 2008 Jim Paris <jim@jtan.com>
2ce949ec 6 * Copyright (C) 2009 Jean-Francois Moine http://moinejf.free.fr
fbb4c6d2
AO		 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 *
189d92af 12 * PS3 Eye camera enhanced by Richard Kaswy http://kaswy.free.fr
6721b51e
MT		 13 * PS3 Eye camera - brightness, contrast, awb, agc, aec controls
14 * added by Max Thrun <bear24rw@gmail.com>
189d92af 15 *
fbb4c6d2
AO		 16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
29 */
30
31#define MODULE_NAME "ov534"
32
33#include "gspca.h"
34
2ce949ec 35#define OV534_REG_ADDRESS 0xf1 /* sensor address */
fbb4c6d2
AO		 36#define OV534_REG_SUBADDR 0xf2
37#define OV534_REG_WRITE 0xf3
38#define OV534_REG_READ 0xf4
39#define OV534_REG_OPERATION 0xf5
40#define OV534_REG_STATUS 0xf6
41
42#define OV534_OP_WRITE_3 0x37
43#define OV534_OP_WRITE_2 0x33
44#define OV534_OP_READ_2 0xf9
45
46#define CTRL_TIMEOUT 500
47
48MODULE_AUTHOR("Antonio Ospite <ospite@studenti.unina.it>");
49MODULE_DESCRIPTION("GSPCA/OV534 USB Camera Driver");
50MODULE_LICENSE("GPL");
51
fbb4c6d2
AO		 52/* specific webcam descriptor */
53struct sd {
54 struct gspca_dev gspca_dev; /* !! must be the first item */
8c252050 55 __u32 last_pts;
84fbdf87
JFM		 56 u16 last_fid;
57 u8 frame_rate;
b014f94b
JFM		 58
59 u8 brightness;
60 u8 contrast;
189d92af
JFM		 61 u8 gain;
62 u8 exposure;
8b7fbda4 63 u8 agc;
b014f94b 64 u8 awb;
f2938822 65 u8 aec;
c22c4a20 66 s8 sharpness;
189d92af
JFM		 67 u8 hflip;
68 u8 vflip;
4b787540 69 u8 freqfltr;
fbb4c6d2
AO		 70};
71
72/* V4L2 controls supported by the driver */
189d92af
JFM		 73static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val);
74static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val);
75static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val);
76static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val);
8b7fbda4
MT		 77static int sd_setagc(struct gspca_dev *gspca_dev, __s32 val);
78static int sd_getagc(struct gspca_dev *gspca_dev, __s32 *val);
189d92af
JFM		 79static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val);
80static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val);
81static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val);
82static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val);
83static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val);
84static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val);
b014f94b
JFM		 85static int sd_setawb(struct gspca_dev *gspca_dev, __s32 val);
86static int sd_getawb(struct gspca_dev *gspca_dev, __s32 *val);
f2938822
MT		 87static int sd_setaec(struct gspca_dev *gspca_dev, __s32 val);
88static int sd_getaec(struct gspca_dev *gspca_dev, __s32 *val);
b014f94b
JFM		 89static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
90static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
91static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
92static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
4b787540
ME		 93static int sd_setfreqfltr(struct gspca_dev *gspca_dev, __s32 val);
94static int sd_getfreqfltr(struct gspca_dev *gspca_dev, __s32 *val);
95static int sd_querymenu(struct gspca_dev *gspca_dev,
96 struct v4l2_querymenu *menu);
189d92af 97
c52af799 98static const struct ctrl sd_ctrls[] = {
7f9e9e8d
AO		 99 { /* 0 */
100 {
101 .id = V4L2_CID_BRIGHTNESS,
102 .type = V4L2_CTRL_TYPE_INTEGER,
103 .name = "Brightness",
104 .minimum = 0,
105 .maximum = 255,
106 .step = 1,
8b7fbda4 107#define BRIGHTNESS_DEF 0
7f9e9e8d
AO		 108 .default_value = BRIGHTNESS_DEF,
109 },
110 .set = sd_setbrightness,
111 .get = sd_getbrightness,
b014f94b 112 },
7f9e9e8d
AO		 113 { /* 1 */
114 {
115 .id = V4L2_CID_CONTRAST,
116 .type = V4L2_CTRL_TYPE_INTEGER,
117 .name = "Contrast",
118 .minimum = 0,
119 .maximum = 255,
120 .step = 1,
8b7fbda4 121#define CONTRAST_DEF 32
7f9e9e8d
AO		 122 .default_value = CONTRAST_DEF,
123 },
124 .set = sd_setcontrast,
125 .get = sd_getcontrast,
b014f94b 126 },
7f9e9e8d
AO		 127 { /* 2 */
128 {
129 .id = V4L2_CID_GAIN,
130 .type = V4L2_CTRL_TYPE_INTEGER,
131 .name = "Main Gain",
132 .minimum = 0,
133 .maximum = 63,
134 .step = 1,
189d92af 135#define GAIN_DEF 20
7f9e9e8d
AO		 136 .default_value = GAIN_DEF,
137 },
138 .set = sd_setgain,
139 .get = sd_getgain,
189d92af 140 },
7f9e9e8d
AO		 141 { /* 3 */
142 {
143 .id = V4L2_CID_EXPOSURE,
144 .type = V4L2_CTRL_TYPE_INTEGER,
145 .name = "Exposure",
146 .minimum = 0,
147 .maximum = 255,
148 .step = 1,
c52af799 149#define EXPO_DEF 120
7f9e9e8d
AO		 150 .default_value = EXPO_DEF,
151 },
152 .set = sd_setexposure,
153 .get = sd_getexposure,
189d92af 154 },
7f9e9e8d
AO		 155 { /* 4 */
156 {
157 .id = V4L2_CID_AUTOGAIN,
158 .type = V4L2_CTRL_TYPE_BOOLEAN,
159 .name = "Auto Gain",
160 .minimum = 0,
161 .maximum = 1,
162 .step = 1,
8b7fbda4 163#define AGC_DEF 1
7f9e9e8d
AO		 164 .default_value = AGC_DEF,
165 },
166 .set = sd_setagc,
167 .get = sd_getagc,
189d92af 168 },
0c41acf1 169#define AWB_IDX 5
7f9e9e8d
AO		 170 { /* 5 */
171 {
172 .id = V4L2_CID_AUTO_WHITE_BALANCE,
173 .type = V4L2_CTRL_TYPE_BOOLEAN,
174 .name = "Auto White Balance",
175 .minimum = 0,
176 .maximum = 1,
177 .step = 1,
8fef9d96 178#define AWB_DEF 1
7f9e9e8d
AO		 179 .default_value = AWB_DEF,
180 },
181 .set = sd_setawb,
182 .get = sd_getawb,
b014f94b 183 },
7f9e9e8d
AO		 184 { /* 6 */
185 {
186 .id = V4L2_CID_EXPOSURE_AUTO,
187 .type = V4L2_CTRL_TYPE_BOOLEAN,
188 .name = "Auto Exposure",
189 .minimum = 0,
190 .maximum = 1,
191 .step = 1,
f2938822 192#define AEC_DEF 1
7f9e9e8d
AO		 193 .default_value = AEC_DEF,
194 },
195 .set = sd_setaec,
196 .get = sd_getaec,
f2938822 197 },
7f9e9e8d
AO		 198 { /* 7 */
199 {
200 .id = V4L2_CID_SHARPNESS,
201 .type = V4L2_CTRL_TYPE_INTEGER,
202 .name = "Sharpness",
203 .minimum = 0,
204 .maximum = 63,
205 .step = 1,
c52af799 206#define SHARPNESS_DEF 0
7f9e9e8d
AO		 207 .default_value = SHARPNESS_DEF,
208 },
209 .set = sd_setsharpness,
210 .get = sd_getsharpness,
189d92af 211 },
7f9e9e8d
AO		 212 { /* 8 */
213 {
214 .id = V4L2_CID_HFLIP,
215 .type = V4L2_CTRL_TYPE_BOOLEAN,
216 .name = "HFlip",
217 .minimum = 0,
218 .maximum = 1,
219 .step = 1,
189d92af 220#define HFLIP_DEF 0
7f9e9e8d
AO		 221 .default_value = HFLIP_DEF,
222 },
223 .set = sd_sethflip,
224 .get = sd_gethflip,
189d92af 225 },
7f9e9e8d
AO		 226 { /* 9 */
227 {
228 .id = V4L2_CID_VFLIP,
229 .type = V4L2_CTRL_TYPE_BOOLEAN,
230 .name = "VFlip",
231 .minimum = 0,
232 .maximum = 1,
233 .step = 1,
189d92af 234#define VFLIP_DEF 0
7f9e9e8d
AO		 235 .default_value = VFLIP_DEF,
236 },
237 .set = sd_setvflip,
238 .get = sd_getvflip,
189d92af 239 },
4b787540
ME		 240 { /* 10 */
241 {
242 .id = V4L2_CID_POWER_LINE_FREQUENCY,
243 .type = V4L2_CTRL_TYPE_MENU,
244 .name = "Light Frequency Filter",
245 .minimum = 0,
246 .maximum = 1,
247 .step = 1,
248#define FREQFLTR_DEF 0
249 .default_value = FREQFLTR_DEF,
250 },
251 .set = sd_setfreqfltr,
252 .get = sd_getfreqfltr,
253 },
189d92af 254};
fbb4c6d2 255
569691a5 256static const struct v4l2_pix_format ov772x_mode[] = {
189d92af
JFM		 257 {320, 240, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
258 .bytesperline = 320 * 2,
259 .sizeimage = 320 * 240 * 2,
b014f94b 260 .colorspace = V4L2_COLORSPACE_SRGB,
189d92af 261 .priv = 1},
fbb4c6d2
AO		 262 {640, 480, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
263 .bytesperline = 640 * 2,
264 .sizeimage = 640 * 480 * 2,
191d0e7f
JFM		 265 .colorspace = V4L2_COLORSPACE_SRGB,
266 .priv = 0},
267};
268
29b87f04
AO		 269static const u8 qvga_rates[] = {125, 100, 75, 60, 50, 40, 30};
270static const u8 vga_rates[] = {60, 50, 40, 30, 15};
271
272static const struct framerates ov772x_framerates[] = {
273 { /* 320x240 */
274 .rates = qvga_rates,
275 .nrates = ARRAY_SIZE(qvga_rates),
276 },
277 { /* 640x480 */
278 .rates = vga_rates,
279 .nrates = ARRAY_SIZE(vga_rates),
280 },
281};
282
c52af799 283static const u8 bridge_init[][2] = {
47dfd21f
JP		 284 { 0xc2, 0x0c },
285 { 0x88, 0xf8 },
286 { 0xc3, 0x69 },
287 { 0x89, 0xff },
288 { 0x76, 0x03 },
289 { 0x92, 0x01 },
290 { 0x93, 0x18 },
291 { 0x94, 0x10 },
292 { 0x95, 0x10 },
293 { 0xe2, 0x00 },
294 { 0xe7, 0x3e },
295
47dfd21f
JP		 296 { 0x96, 0x00 },
297
298 { 0x97, 0x20 },
299 { 0x97, 0x20 },
300 { 0x97, 0x20 },
301 { 0x97, 0x0a },
302 { 0x97, 0x3f },
303 { 0x97, 0x4a },
304 { 0x97, 0x20 },
305 { 0x97, 0x15 },
306 { 0x97, 0x0b },
307
308 { 0x8e, 0x40 },
309 { 0x1f, 0x81 },
310 { 0x34, 0x05 },
311 { 0xe3, 0x04 },
312 { 0x88, 0x00 },
313 { 0x89, 0x00 },
314 { 0x76, 0x00 },
315 { 0xe7, 0x2e },
316 { 0x31, 0xf9 },
317 { 0x25, 0x42 },
318 { 0x21, 0xf0 },
319
320 { 0x1c, 0x00 },
321 { 0x1d, 0x40 },
0f7a50b2
JP		 322 { 0x1d, 0x02 }, /* payload size 0x0200 * 4 = 2048 bytes */
323 { 0x1d, 0x00 }, /* payload size */
189d92af 324
5ea9c4de
JP		 325 { 0x1d, 0x02 }, /* frame size 0x025800 * 4 = 614400 */
326 { 0x1d, 0x58 }, /* frame size */
327 { 0x1d, 0x00 }, /* frame size */
47dfd21f 328
c06eb619
JP		 329 { 0x1c, 0x0a },
330 { 0x1d, 0x08 }, /* turn on UVC header */
331 { 0x1d, 0x0e }, /* .. */
332
47dfd21f
JP		 333 { 0x8d, 0x1c },
334 { 0x8e, 0x80 },
335 { 0xe5, 0x04 },
336
337 { 0xc0, 0x50 },
338 { 0xc1, 0x3c },
339 { 0xc2, 0x0c },
340};
c52af799 341static const u8 sensor_init[][2] = {
47dfd21f
JP		 342 { 0x12, 0x80 },
343 { 0x11, 0x01 },
189d92af
JFM		 344/*fixme: better have a delay?*/
345 { 0x11, 0x01 },
346 { 0x11, 0x01 },
347 { 0x11, 0x01 },
348 { 0x11, 0x01 },
349 { 0x11, 0x01 },
350 { 0x11, 0x01 },
351 { 0x11, 0x01 },
352 { 0x11, 0x01 },
353 { 0x11, 0x01 },
354 { 0x11, 0x01 },
47dfd21f
JP		 355
356 { 0x3d, 0x03 },
357 { 0x17, 0x26 },
358 { 0x18, 0xa0 },
359 { 0x19, 0x07 },
360 { 0x1a, 0xf0 },
361 { 0x32, 0x00 },
362 { 0x29, 0xa0 },
363 { 0x2c, 0xf0 },
364 { 0x65, 0x20 },
365 { 0x11, 0x01 },
366 { 0x42, 0x7f },
b014f94b 367 { 0x63, 0xaa }, /* AWB - was e0 */
47dfd21f
JP		 368 { 0x64, 0xff },
369 { 0x66, 0x00 },
b014f94b 370 { 0x13, 0xf0 }, /* com8 */
47dfd21f
JP		 371 { 0x0d, 0x41 },
372 { 0x0f, 0xc5 },
373 { 0x14, 0x11 },
374
375 { 0x22, 0x7f },
376 { 0x23, 0x03 },
377 { 0x24, 0x40 },
378 { 0x25, 0x30 },
379 { 0x26, 0xa1 },
380 { 0x2a, 0x00 },
381 { 0x2b, 0x00 },
382 { 0x6b, 0xaa },
b014f94b 383 { 0x13, 0xff }, /* AWB */
47dfd21f
JP		 384
385 { 0x90, 0x05 },
386 { 0x91, 0x01 },
387 { 0x92, 0x03 },
388 { 0x93, 0x00 },
389 { 0x94, 0x60 },
390 { 0x95, 0x3c },
391 { 0x96, 0x24 },
392 { 0x97, 0x1e },
393 { 0x98, 0x62 },
394 { 0x99, 0x80 },
395 { 0x9a, 0x1e },
396 { 0x9b, 0x08 },
397 { 0x9c, 0x20 },
398 { 0x9e, 0x81 },
399
400 { 0xa6, 0x04 },
401 { 0x7e, 0x0c },
402 { 0x7f, 0x16 },
403 { 0x80, 0x2a },
404 { 0x81, 0x4e },
405 { 0x82, 0x61 },
406 { 0x83, 0x6f },
407 { 0x84, 0x7b },
408 { 0x85, 0x86 },
409 { 0x86, 0x8e },
410 { 0x87, 0x97 },
411 { 0x88, 0xa4 },
412 { 0x89, 0xaf },
413 { 0x8a, 0xc5 },
414 { 0x8b, 0xd7 },
415 { 0x8c, 0xe8 },
416 { 0x8d, 0x20 },
417
418 { 0x0c, 0x90 },
419
420 { 0x2b, 0x00 },
421 { 0x22, 0x7f },
422 { 0x23, 0x03 },
423 { 0x11, 0x01 },
424 { 0x0c, 0xd0 },
425 { 0x64, 0xff },
426 { 0x0d, 0x41 },
427
428 { 0x14, 0x41 },
429 { 0x0e, 0xcd },
430 { 0xac, 0xbf },
b014f94b 431 { 0x8e, 0x00 }, /* De-noise threshold */
47dfd21f
JP		 432 { 0x0c, 0xd0 }
433};
c52af799 434static const u8 bridge_start_vga[][2] = {
189d92af
JFM		 435 {0x1c, 0x00},
436 {0x1d, 0x40},
437 {0x1d, 0x02},
438 {0x1d, 0x00},
439 {0x1d, 0x02},
440 {0x1d, 0x58},
441 {0x1d, 0x00},
442 {0xc0, 0x50},
443 {0xc1, 0x3c},
444};
c52af799 445static const u8 sensor_start_vga[][2] = {
189d92af
JFM		 446 {0x12, 0x00},
447 {0x17, 0x26},
448 {0x18, 0xa0},
449 {0x19, 0x07},
450 {0x1a, 0xf0},
451 {0x29, 0xa0},
452 {0x2c, 0xf0},
b014f94b 453 {0x65, 0x20},
189d92af 454};
c52af799 455static const u8 bridge_start_qvga[][2] = {
189d92af
JFM		 456 {0x1c, 0x00},
457 {0x1d, 0x40},
458 {0x1d, 0x02},
459 {0x1d, 0x00},
460 {0x1d, 0x01},
461 {0x1d, 0x4b},
462 {0x1d, 0x00},
463 {0xc0, 0x28},
464 {0xc1, 0x1e},
465};
c52af799 466static const u8 sensor_start_qvga[][2] = {
189d92af
JFM		 467 {0x12, 0x40},
468 {0x17, 0x3f},
469 {0x18, 0x50},
470 {0x19, 0x03},
471 {0x1a, 0x78},
472 {0x29, 0x50},
473 {0x2c, 0x78},
b014f94b 474 {0x65, 0x2f},
189d92af 475};
fbb4c6d2 476
2ce949ec
JFM		 477static void ov534_reg_write(struct gspca_dev *gspca_dev, u16 reg, u8 val)
478{
479 struct usb_device *udev = gspca_dev->dev;
480 int ret;
481
482 PDEBUG(D_USBO, "reg=0x%04x, val=0%02x", reg, val);
483 gspca_dev->usb_buf[0] = val;
484 ret = usb_control_msg(udev,
485 usb_sndctrlpipe(udev, 0),
486 0x01,
487 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
488 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
489 if (ret < 0)
490 PDEBUG(D_ERR, "write failed");
491}
492
493static u8 ov534_reg_read(struct gspca_dev *gspca_dev, u16 reg)
494{
495 struct usb_device *udev = gspca_dev->dev;
496 int ret;
497
498 ret = usb_control_msg(udev,
499 usb_rcvctrlpipe(udev, 0),
500 0x01,
501 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
502 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
503 PDEBUG(D_USBI, "reg=0x%04x, data=0x%02x", reg, gspca_dev->usb_buf[0]);
504 if (ret < 0)
505 PDEBUG(D_ERR, "read failed");
506 return gspca_dev->usb_buf[0];
507}
508
509/* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
510 * (direction and output)? */
511static void ov534_set_led(struct gspca_dev *gspca_dev, int status)
512{
513 u8 data;
514
515 PDEBUG(D_CONF, "led status: %d", status);
516
517 data = ov534_reg_read(gspca_dev, 0x21);
518 data |= 0x80;
519 ov534_reg_write(gspca_dev, 0x21, data);
520
521 data = ov534_reg_read(gspca_dev, 0x23);
522 if (status)
523 data |= 0x80;
524 else
525 data &= ~0x80;
526
527 ov534_reg_write(gspca_dev, 0x23, data);
528
529 if (!status) {
530 data = ov534_reg_read(gspca_dev, 0x21);
531 data &= ~0x80;
532 ov534_reg_write(gspca_dev, 0x21, data);
533 }
534}
535
536static int sccb_check_status(struct gspca_dev *gspca_dev)
537{
538 u8 data;
539 int i;
540
541 for (i = 0; i < 5; i++) {
542 data = ov534_reg_read(gspca_dev, OV534_REG_STATUS);
543
544 switch (data) {
545 case 0x00:
546 return 1;
547 case 0x04:
548 return 0;
549 case 0x03:
550 break;
551 default:
552 PDEBUG(D_ERR, "sccb status 0x%02x, attempt %d/5",
553 data, i + 1);
554 }
555 }
556 return 0;
557}
558
559static void sccb_reg_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
560{
561 PDEBUG(D_USBO, "reg: 0x%02x, val: 0x%02x", reg, val);
562 ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
563 ov534_reg_write(gspca_dev, OV534_REG_WRITE, val);
564 ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
565
566 if (!sccb_check_status(gspca_dev))
567 PDEBUG(D_ERR, "sccb_reg_write failed");
568}
569
570static u8 sccb_reg_read(struct gspca_dev *gspca_dev, u16 reg)
571{
572 ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
573 ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
574 if (!sccb_check_status(gspca_dev))
575 PDEBUG(D_ERR, "sccb_reg_read failed 1");
576
577 ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
578 if (!sccb_check_status(gspca_dev))
579 PDEBUG(D_ERR, "sccb_reg_read failed 2");
580
581 return ov534_reg_read(gspca_dev, OV534_REG_READ);
582}
583
584/* output a bridge sequence (reg - val) */
585static void reg_w_array(struct gspca_dev *gspca_dev,
586 const u8 (*data)[2], int len)
587{
588 while (--len >= 0) {
589 ov534_reg_write(gspca_dev, (*data)[0], (*data)[1]);
590 data++;
591 }
592}
593
594/* output a sensor sequence (reg - val) */
595static void sccb_w_array(struct gspca_dev *gspca_dev,
596 const u8 (*data)[2], int len)
597{
598 while (--len >= 0) {
599 if ((*data)[0] != 0xff) {
600 sccb_reg_write(gspca_dev, (*data)[0], (*data)[1]);
601 } else {
602 sccb_reg_read(gspca_dev, (*data)[1]);
603 sccb_reg_write(gspca_dev, 0xff, 0x00);
604 }
605 data++;
606 }
607}
608
69f1fe28
JFM		 609/* ov772x specific controls */
610static void set_frame_rate(struct gspca_dev *gspca_dev)
11d9f25d
JP		 611{
612 struct sd *sd = (struct sd *) gspca_dev;
189d92af
JFM		 613 int i;
614 struct rate_s {
615 u8 fps;
616 u8 r11;
617 u8 r0d;
618 u8 re5;
619 };
620 const struct rate_s *r;
621 static const struct rate_s rate_0[] = { /* 640x480 */
622 {60, 0x01, 0xc1, 0x04},
623 {50, 0x01, 0x41, 0x02},
624 {40, 0x02, 0xc1, 0x04},
625 {30, 0x04, 0x81, 0x02},
626 {15, 0x03, 0x41, 0x04},
627 };
628 static const struct rate_s rate_1[] = { /* 320x240 */
629 {125, 0x02, 0x81, 0x02},
630 {100, 0x02, 0xc1, 0x04},
631 {75, 0x03, 0xc1, 0x04},
632 {60, 0x04, 0xc1, 0x04},
633 {50, 0x02, 0x41, 0x04},
634 {40, 0x03, 0x41, 0x04},
635 {30, 0x04, 0x41, 0x04},
636 };
637
638 if (gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv == 0) {
639 r = rate_0;
640 i = ARRAY_SIZE(rate_0);
641 } else {
642 r = rate_1;
643 i = ARRAY_SIZE(rate_1);
644 }
645 while (--i > 0) {
646 if (sd->frame_rate >= r->fps)
647 break;
648 r++;
649 }
650
651 sccb_reg_write(gspca_dev, 0x11, r->r11);
652 sccb_reg_write(gspca_dev, 0x0d, r->r0d);
653 ov534_reg_write(gspca_dev, 0xe5, r->re5);
654
655 PDEBUG(D_PROBE, "frame_rate: %d", r->fps);
656}
657
c52af799 658static void setbrightness(struct gspca_dev *gspca_dev)
b014f94b
JFM		 659{
660 struct sd *sd = (struct sd *) gspca_dev;
661
7f9e9e8d 662 sccb_reg_write(gspca_dev, 0x9b, sd->brightness);
b014f94b
JFM		 663}
664
c52af799 665static void setcontrast(struct gspca_dev *gspca_dev)
b014f94b
JFM		 666{
667 struct sd *sd = (struct sd *) gspca_dev;
668
7f9e9e8d 669 sccb_reg_write(gspca_dev, 0x9c, sd->contrast);
b014f94b
JFM		 670}
671
189d92af
JFM		 672static void setgain(struct gspca_dev *gspca_dev)
673{
674 struct sd *sd = (struct sd *) gspca_dev;
675 u8 val;
11d9f25d 676
8b7fbda4
MT		 677 if (sd->agc)
678 return;
679
189d92af
JFM		 680 val = sd->gain;
681 switch (val & 0x30) {
682 case 0x00:
683 val &= 0x0f;
11d9f25d 684 break;
189d92af
JFM		 685 case 0x10:
686 val &= 0x0f;
687 val |= 0x30;
11d9f25d 688 break;
189d92af
JFM		 689 case 0x20:
690 val &= 0x0f;
691 val |= 0x70;
11d9f25d 692 break;
189d92af
JFM		 693 default:
694/* case 0x30: */
695 val &= 0x0f;
696 val |= 0xf0;
11d9f25d
JP		 697 break;
698 }
189d92af
JFM		 699 sccb_reg_write(gspca_dev, 0x00, val);
700}
701
c52af799 702static void setexposure(struct gspca_dev *gspca_dev)
189d92af
JFM		 703{
704 struct sd *sd = (struct sd *) gspca_dev;
705 u8 val;
706
18cf8c91
AO		 707 if (sd->aec)
708 return;
709
710 /* 'val' is one byte and represents half of the exposure value we are
711 * going to set into registers, a two bytes value:
000f64ef 712 *
18cf8c91
AO		 713 * MSB: ((u16) val << 1) >> 8 == val >> 7
714 * LSB: ((u16) val << 1) & 0xff == val << 1
715 */
189d92af
JFM		 716 val = sd->exposure;
717 sccb_reg_write(gspca_dev, 0x08, val >> 7);
718 sccb_reg_write(gspca_dev, 0x10, val << 1);
719}
720
8b7fbda4 721static void setagc(struct gspca_dev *gspca_dev)
189d92af
JFM		 722{
723 struct sd *sd = (struct sd *) gspca_dev;
724
8b7fbda4
MT		 725 if (sd->agc) {
726 sccb_reg_write(gspca_dev, 0x13,
727 sccb_reg_read(gspca_dev, 0x13) | 0x04);
189d92af
JFM		 728 sccb_reg_write(gspca_dev, 0x64,
729 sccb_reg_read(gspca_dev, 0x64) | 0x03);
730 } else {
8b7fbda4
MT		 731 sccb_reg_write(gspca_dev, 0x13,
732 sccb_reg_read(gspca_dev, 0x13) & ~0x04);
189d92af 733 sccb_reg_write(gspca_dev, 0x64,
8b7fbda4
MT		 734 sccb_reg_read(gspca_dev, 0x64) & ~0x03);
735
736 setgain(gspca_dev);
189d92af
JFM		 737 }
738}
739
b014f94b
JFM		 740static void setawb(struct gspca_dev *gspca_dev)
741{
742 struct sd *sd = (struct sd *) gspca_dev;
743
8fef9d96
MT		 744 if (sd->awb) {
745 sccb_reg_write(gspca_dev, 0x13,
746 sccb_reg_read(gspca_dev, 0x13) | 0x02);
747 sccb_reg_write(gspca_dev, 0x63,
748 sccb_reg_read(gspca_dev, 0x63) | 0xc0);
749 } else {
750 sccb_reg_write(gspca_dev, 0x13,
751 sccb_reg_read(gspca_dev, 0x13) & ~0x02);
752 sccb_reg_write(gspca_dev, 0x63,
753 sccb_reg_read(gspca_dev, 0x63) & ~0xc0);
754 }
b014f94b
JFM		 755}
756
f2938822
MT		 757static void setaec(struct gspca_dev *gspca_dev)
758{
759 struct sd *sd = (struct sd *) gspca_dev;
760
761 if (sd->aec)
762 sccb_reg_write(gspca_dev, 0x13,
763 sccb_reg_read(gspca_dev, 0x13) | 0x01);
764 else {
765 sccb_reg_write(gspca_dev, 0x13,
766 sccb_reg_read(gspca_dev, 0x13) & ~0x01);
767 setexposure(gspca_dev);
768 }
769}
770
c52af799 771static void setsharpness(struct gspca_dev *gspca_dev)
189d92af
JFM		 772{
773 struct sd *sd = (struct sd *) gspca_dev;
774 u8 val;
775
776 val = sd->sharpness;
3149cfbf
MT		 777 sccb_reg_write(gspca_dev, 0x91, val); /* Auto de-noise threshold */
778 sccb_reg_write(gspca_dev, 0x8e, val); /* De-noise threshold */
189d92af
JFM		 779}
780
781static void sethflip(struct gspca_dev *gspca_dev)
782{
783 struct sd *sd = (struct sd *) gspca_dev;
784
785 if (sd->hflip == 0)
786 sccb_reg_write(gspca_dev, 0x0c,
787 sccb_reg_read(gspca_dev, 0x0c) | 0x40);
788 else
789 sccb_reg_write(gspca_dev, 0x0c,
eb171073 790 sccb_reg_read(gspca_dev, 0x0c) & ~0x40);
189d92af
JFM		 791}
792
793static void setvflip(struct gspca_dev *gspca_dev)
794{
795 struct sd *sd = (struct sd *) gspca_dev;
796
797 if (sd->vflip == 0)
798 sccb_reg_write(gspca_dev, 0x0c,
799 sccb_reg_read(gspca_dev, 0x0c) | 0x80);
800 else
801 sccb_reg_write(gspca_dev, 0x0c,
eb171073 802 sccb_reg_read(gspca_dev, 0x0c) & ~0x80);
11d9f25d 803}
fbb4c6d2 804
4b787540
ME		 805static void setfreqfltr(struct gspca_dev *gspca_dev)
806{
807 struct sd *sd = (struct sd *) gspca_dev;
808
809 if (sd->freqfltr == 0)
810 sccb_reg_write(gspca_dev, 0x2b, 0x00);
811 else
812 sccb_reg_write(gspca_dev, 0x2b, 0x9e);
813}
814
815
fbb4c6d2
AO		 816/* this function is called at probe time */
817static int sd_config(struct gspca_dev *gspca_dev,
818 const struct usb_device_id *id)
819{
2ce949ec 820 struct sd *sd = (struct sd *) gspca_dev;
fbb4c6d2
AO		 821 struct cam *cam;
822
823 cam = &gspca_dev->cam;
824
c52af799
JFM		 825 cam->cam_mode = ov772x_mode;
826 cam->nmodes = ARRAY_SIZE(ov772x_mode);
29b87f04 827 cam->mode_framerates = ov772x_framerates;
191d0e7f 828
c52af799
JFM		 829 cam->bulk = 1;
830 cam->bulk_size = 16384;
831 cam->bulk_nurbs = 2;
fbb4c6d2 832
189d92af 833 sd->frame_rate = 30;
b014f94b 834
c52af799
JFM		 835 sd->brightness = BRIGHTNESS_DEF;
836 sd->contrast = CONTRAST_DEF;
837 sd->gain = GAIN_DEF;
838 sd->exposure = EXPO_DEF;
8b7fbda4
MT		 839#if AGC_DEF != 0
840 sd->agc = AGC_DEF;
2d19a2c1 841#else
c52af799 842 gspca_dev->ctrl_inac |= (1 << AWB_IDX);
b014f94b 843#endif
8fef9d96 844 sd->awb = AWB_DEF;
f2938822 845 sd->aec = AEC_DEF;
c52af799 846 sd->sharpness = SHARPNESS_DEF;
c52af799 847 sd->hflip = HFLIP_DEF;
c52af799 848 sd->vflip = VFLIP_DEF;
4b787540 849 sd->freqfltr = FREQFLTR_DEF;
c52af799 850
fbb4c6d2
AO		 851 return 0;
852}
853
854/* this function is called at probe and resume time */
855static int sd_init(struct gspca_dev *gspca_dev)
856{
2ce949ec 857 u16 sensor_id;
2ce949ec
JFM		 858
859 /* reset bridge */
860 ov534_reg_write(gspca_dev, 0xe7, 0x3a);
861 ov534_reg_write(gspca_dev, 0xe0, 0x08);
862 msleep(100);
863
864 /* initialize the sensor address */
c52af799 865 ov534_reg_write(gspca_dev, OV534_REG_ADDRESS, 0x42);
2ce949ec
JFM		 866
867 /* reset sensor */
868 sccb_reg_write(gspca_dev, 0x12, 0x80);
869 msleep(10);
870
871 /* probe the sensor */
872 sccb_reg_read(gspca_dev, 0x0a);
873 sensor_id = sccb_reg_read(gspca_dev, 0x0a) << 8;
874 sccb_reg_read(gspca_dev, 0x0b);
875 sensor_id |= sccb_reg_read(gspca_dev, 0x0b);
876 PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id);
877
878 /* initialize */
c52af799
JFM		 879 reg_w_array(gspca_dev, bridge_init,
880 ARRAY_SIZE(bridge_init));
881 ov534_set_led(gspca_dev, 1);
882 sccb_w_array(gspca_dev, sensor_init,
883 ARRAY_SIZE(sensor_init));
884 ov534_reg_write(gspca_dev, 0xe0, 0x09);
885 ov534_set_led(gspca_dev, 0);
886 set_frame_rate(gspca_dev);
fbb4c6d2
AO		 887
888 return 0;
889}
890
c52af799 891static int sd_start(struct gspca_dev *gspca_dev)
fbb4c6d2 892{
191d0e7f 893 int mode;
fbb4c6d2 894
189d92af
JFM		 895 mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
896 if (mode != 0) { /* 320x240 */
c52af799
JFM		 897 reg_w_array(gspca_dev, bridge_start_qvga,
898 ARRAY_SIZE(bridge_start_qvga));
899 sccb_w_array(gspca_dev, sensor_start_qvga,
900 ARRAY_SIZE(sensor_start_qvga));
189d92af 901 } else { /* 640x480 */
c52af799
JFM		 902 reg_w_array(gspca_dev, bridge_start_vga,
903 ARRAY_SIZE(bridge_start_vga));
904 sccb_w_array(gspca_dev, sensor_start_vga,
905 ARRAY_SIZE(sensor_start_vga));
2ce949ec 906 }
69f1fe28 907 set_frame_rate(gspca_dev);
189d92af 908
8b7fbda4 909 setagc(gspca_dev);
b014f94b 910 setawb(gspca_dev);
f2938822 911 setaec(gspca_dev);
189d92af 912 setgain(gspca_dev);
c52af799
JFM		 913 setexposure(gspca_dev);
914 setbrightness(gspca_dev);
915 setcontrast(gspca_dev);
916 setsharpness(gspca_dev);
189d92af
JFM		 917 setvflip(gspca_dev);
918 sethflip(gspca_dev);
4b787540 919 setfreqfltr(gspca_dev);
189d92af
JFM		 920
921 ov534_set_led(gspca_dev, 1);
922 ov534_reg_write(gspca_dev, 0xe0, 0x00);
fbb4c6d2
AO		 923 return 0;
924}
925
c52af799 926static void sd_stopN(struct gspca_dev *gspca_dev)
189d92af
JFM		 927{
928 ov534_reg_write(gspca_dev, 0xe0, 0x09);
929 ov534_set_led(gspca_dev, 0);
930}
931
fb139224
JP		 932/* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
933#define UVC_STREAM_EOH (1 << 7)
934#define UVC_STREAM_ERR (1 << 6)
935#define UVC_STREAM_STI (1 << 5)
936#define UVC_STREAM_RES (1 << 4)
937#define UVC_STREAM_SCR (1 << 3)
938#define UVC_STREAM_PTS (1 << 2)
939#define UVC_STREAM_EOF (1 << 1)
940#define UVC_STREAM_FID (1 << 0)
941
76dd272b
JFM		 942static void sd_pkt_scan(struct gspca_dev *gspca_dev,
943 u8 *data, int len)
fbb4c6d2 944{
8c252050 945 struct sd *sd = (struct sd *) gspca_dev;
fb139224 946 __u32 this_pts;
84fbdf87 947 u16 this_fid;
0f7a50b2 948 int remaining_len = len;
0f7a50b2 949
84fbdf87 950 do {
c52af799 951 len = min(remaining_len, 2048);
fb139224 952
84fbdf87
JFM		 953 /* Payloads are prefixed with a UVC-style header. We
954 consider a frame to start when the FID toggles, or the PTS
955 changes. A frame ends when EOF is set, and we've received
956 the correct number of bytes. */
fb139224 957
84fbdf87
JFM		 958 /* Verify UVC header. Header length is always 12 */
959 if (data[0] != 12 || len < 12) {
960 PDEBUG(D_PACK, "bad header");
961 goto discard;
962 }
fb139224 963
84fbdf87
JFM		 964 /* Check errors */
965 if (data[1] & UVC_STREAM_ERR) {
966 PDEBUG(D_PACK, "payload error");
967 goto discard;
968 }
fb139224 969
84fbdf87
JFM		 970 /* Extract PTS and FID */
971 if (!(data[1] & UVC_STREAM_PTS)) {
972 PDEBUG(D_PACK, "PTS not present");
fb139224
JP		 973 goto discard;
974 }
84fbdf87
JFM		 975 this_pts = (data[5] << 24) | (data[4] << 16)
976 | (data[3] << 8) | data[2];
977 this_fid = (data[1] & UVC_STREAM_FID) ? 1 : 0;
fb139224 978
84fbdf87
JFM		 979 /* If PTS or FID has changed, start a new frame. */
980 if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
ed47119f 981 if (gspca_dev->last_packet_type == INTER_PACKET)
76dd272b
JFM		 982 gspca_frame_add(gspca_dev, LAST_PACKET,
983 NULL, 0);
84fbdf87
JFM		 984 sd->last_pts = this_pts;
985 sd->last_fid = this_fid;
76dd272b 986 gspca_frame_add(gspca_dev, FIRST_PACKET,
84fbdf87 987 data + 12, len - 12);
84fbdf87 988 /* If this packet is marked as EOF, end the frame */
ed47119f 989 } else if (data[1] & UVC_STREAM_EOF) {
c52af799
JFM		 990 struct gspca_frame *frame;
991
84fbdf87 992 sd->last_pts = 0;
c52af799
JFM		 993 frame = gspca_get_i_frame(gspca_dev);
994 if (frame == NULL)
995 goto discard;
11edebc2 996 if (frame->data_end - frame->data + (len - 12) !=
c52af799 997 gspca_dev->width * gspca_dev->height * 2) {
11edebc2 998 PDEBUG(D_PACK, "wrong sized frame");
c52af799
JFM		 999 goto discard;
1000 }
76dd272b
JFM		 1001 gspca_frame_add(gspca_dev, LAST_PACKET,
1002 data + 12, len - 12);
ed47119f
JFM		 1003 } else {
1004
1005 /* Add the data from this payload */
76dd272b
JFM		 1006 gspca_frame_add(gspca_dev, INTER_PACKET,
1007 data + 12, len - 12);
3481c198 1008 }
fb139224 1009
84fbdf87
JFM		 1010 /* Done this payload */
1011 goto scan_next;
fb139224
JP		 1012
1013discard:
84fbdf87 1014 /* Discard data until a new frame starts. */
76dd272b 1015 gspca_dev->last_packet_type = DISCARD_PACKET;
84fbdf87
JFM		 1016
1017scan_next:
1018 remaining_len -= len;
1019 data += len;
1020 } while (remaining_len > 0);
fbb4c6d2
AO		 1021}
1022
c22c4a20 1023/* controls */
189d92af
JFM		 1024static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val)
1025{
1026 struct sd *sd = (struct sd *) gspca_dev;
1027
1028 sd->gain = val;
1029 if (gspca_dev->streaming)
1030 setgain(gspca_dev);
1031 return 0;
1032}
1033
1034static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val)
1035{
1036 struct sd *sd = (struct sd *) gspca_dev;
1037
1038 *val = sd->gain;
1039 return 0;
1040}
1041
1042static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val)
1043{
1044 struct sd *sd = (struct sd *) gspca_dev;
1045
1046 sd->exposure = val;
c52af799
JFM		 1047 if (gspca_dev->streaming)
1048 setexposure(gspca_dev);
189d92af
JFM		 1049 return 0;
1050}
1051
1052static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val)
1053{
1054 struct sd *sd = (struct sd *) gspca_dev;
1055
1056 *val = sd->exposure;
1057 return 0;
1058}
1059
b014f94b
JFM		 1060static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
1061{
1062 struct sd *sd = (struct sd *) gspca_dev;
1063
1064 sd->brightness = val;
c52af799
JFM		 1065 if (gspca_dev->streaming)
1066 setbrightness(gspca_dev);
b014f94b
JFM		 1067 return 0;
1068}
1069
1070static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
1071{
1072 struct sd *sd = (struct sd *) gspca_dev;
1073
1074 *val = sd->brightness;
1075 return 0;
1076}
1077
1078static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
1079{
1080 struct sd *sd = (struct sd *) gspca_dev;
1081
1082 sd->contrast = val;
c52af799
JFM		 1083 if (gspca_dev->streaming)
1084 setcontrast(gspca_dev);
b014f94b
JFM		 1085 return 0;
1086}
1087
1088static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
1089{
1090 struct sd *sd = (struct sd *) gspca_dev;
1091
1092 *val = sd->contrast;
1093 return 0;
1094}
1095
8b7fbda4 1096static int sd_setagc(struct gspca_dev *gspca_dev, __s32 val)
189d92af
JFM		 1097{
1098 struct sd *sd = (struct sd *) gspca_dev;
1099
8b7fbda4 1100 sd->agc = val;
2d19a2c1 1101
c22c4a20 1102 if (gspca_dev->streaming) {
c52af799
JFM		 1103
1104 /* the auto white balance control works only
1105 * when auto gain is set */
1106 if (val)
1107 gspca_dev->ctrl_inac &= ~(1 << AWB_IDX);
1108 else
1109 gspca_dev->ctrl_inac |= (1 << AWB_IDX);
8b7fbda4 1110 setagc(gspca_dev);
c22c4a20 1111 }
189d92af
JFM		 1112 return 0;
1113}
1114
8b7fbda4 1115static int sd_getagc(struct gspca_dev *gspca_dev, __s32 *val)
189d92af
JFM		 1116{
1117 struct sd *sd = (struct sd *) gspca_dev;
1118
8b7fbda4 1119 *val = sd->agc;
189d92af
JFM		 1120 return 0;
1121}
1122
b014f94b
JFM		 1123static int sd_setawb(struct gspca_dev *gspca_dev, __s32 val)
1124{
1125 struct sd *sd = (struct sd *) gspca_dev;
1126
1127 sd->awb = val;
1128 if (gspca_dev->streaming)
1129 setawb(gspca_dev);
1130 return 0;
1131}
1132
1133static int sd_getawb(struct gspca_dev *gspca_dev, __s32 *val)
1134{
1135 struct sd *sd = (struct sd *) gspca_dev;
1136
1137 *val = sd->awb;
1138 return 0;
1139}
1140
f2938822
MT		 1141static int sd_setaec(struct gspca_dev *gspca_dev, __s32 val)
1142{
1143 struct sd *sd = (struct sd *) gspca_dev;
1144
1145 sd->aec = val;
1146 if (gspca_dev->streaming)
1147 setaec(gspca_dev);
1148 return 0;
1149}
1150
1151static int sd_getaec(struct gspca_dev *gspca_dev, __s32 *val)
1152{
1153 struct sd *sd = (struct sd *) gspca_dev;
1154
1155 *val = sd->aec;
1156 return 0;
1157}
1158
189d92af
JFM		 1159static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val)
1160{
1161 struct sd *sd = (struct sd *) gspca_dev;
1162
1163 sd->sharpness = val;
c52af799
JFM		 1164 if (gspca_dev->streaming)
1165 setsharpness(gspca_dev);
189d92af
JFM		 1166 return 0;
1167}
1168
1169static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val)
1170{
1171 struct sd *sd = (struct sd *) gspca_dev;
1172
1173 *val = sd->sharpness;
1174 return 0;
1175}
1176
1177static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val)
1178{
1179 struct sd *sd = (struct sd *) gspca_dev;
1180
1181 sd->hflip = val;
1182 if (gspca_dev->streaming)
1183 sethflip(gspca_dev);
1184 return 0;
1185}
1186
1187static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val)
1188{
1189 struct sd *sd = (struct sd *) gspca_dev;
1190
1191 *val = sd->hflip;
1192 return 0;
1193}
1194
1195static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val)
1196{
1197 struct sd *sd = (struct sd *) gspca_dev;
1198
1199 sd->vflip = val;
1200 if (gspca_dev->streaming)
1201 setvflip(gspca_dev);
1202 return 0;
1203}
1204
1205static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val)
1206{
1207 struct sd *sd = (struct sd *) gspca_dev;
1208
1209 *val = sd->vflip;
1210 return 0;
1211}
1212
4b787540
ME		 1213static int sd_setfreqfltr(struct gspca_dev *gspca_dev, __s32 val)
1214{
1215 struct sd *sd = (struct sd *) gspca_dev;
1216
1217 sd->freqfltr = val;
1218 if (gspca_dev->streaming)
1219 setfreqfltr(gspca_dev);
1220 return 0;
1221}
1222
1223static int sd_getfreqfltr(struct gspca_dev *gspca_dev, __s32 *val)
1224{
1225 struct sd *sd = (struct sd *) gspca_dev;
1226
1227 *val = sd->freqfltr;
1228 return 0;
1229}
1230
1231static int sd_querymenu(struct gspca_dev *gspca_dev,
1232 struct v4l2_querymenu *menu)
1233{
1234 switch (menu->id) {
1235 case V4L2_CID_POWER_LINE_FREQUENCY:
1236 switch (menu->index) {
1237 case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
1238 strcpy((char *) menu->name, "Disabled");
1239 return 0;
1240 case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
1241 strcpy((char *) menu->name, "50 Hz");
1242 return 0;
1243 }
1244 break;
1245 }
1246
1247 return -EINVAL;
1248}
1249
11d9f25d 1250/* get stream parameters (framerate) */
5c1a15a1
JFM		 1251static int sd_get_streamparm(struct gspca_dev *gspca_dev,
1252 struct v4l2_streamparm *parm)
11d9f25d
JP		 1253{
1254 struct v4l2_captureparm *cp = &parm->parm.capture;
1255 struct v4l2_fract *tpf = &cp->timeperframe;
1256 struct sd *sd = (struct sd *) gspca_dev;
1257
1258 if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1259 return -EINVAL;
1260
1261 cp->capability |= V4L2_CAP_TIMEPERFRAME;
1262 tpf->numerator = 1;
1263 tpf->denominator = sd->frame_rate;
1264
1265 return 0;
1266}
1267
1268/* set stream parameters (framerate) */
5c1a15a1
JFM		 1269static int sd_set_streamparm(struct gspca_dev *gspca_dev,
1270 struct v4l2_streamparm *parm)
11d9f25d
JP		 1271{
1272 struct v4l2_captureparm *cp = &parm->parm.capture;
1273 struct v4l2_fract *tpf = &cp->timeperframe;
1274 struct sd *sd = (struct sd *) gspca_dev;
1275
1276 if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1277 return -EINVAL;
1278
1279 /* Set requested framerate */
1280 sd->frame_rate = tpf->denominator / tpf->numerator;
c52af799 1281 if (gspca_dev->streaming)
69f1fe28 1282 set_frame_rate(gspca_dev);
11d9f25d
JP		 1283
1284 /* Return the actual framerate */
1285 tpf->numerator = 1;
1286 tpf->denominator = sd->frame_rate;
1287
1288 return 0;
1289}
1290
fbb4c6d2 1291/* sub-driver description */
c52af799 1292static const struct sd_desc sd_desc = {
fbb4c6d2 1293 .name = MODULE_NAME,
c52af799
JFM		 1294 .ctrls = sd_ctrls,
1295 .nctrls = ARRAY_SIZE(sd_ctrls),
fbb4c6d2
AO		 1296 .config = sd_config,
1297 .init = sd_init,
c52af799
JFM		 1298 .start = sd_start,
1299 .stopN = sd_stopN,
189d92af 1300 .pkt_scan = sd_pkt_scan,
4b787540 1301 .querymenu = sd_querymenu,
189d92af
JFM		 1302 .get_streamparm = sd_get_streamparm,
1303 .set_streamparm = sd_set_streamparm,
1304};
1305
fbb4c6d2
AO		 1306/* -- module initialisation -- */
1307static const __devinitdata struct usb_device_id device_table[] = {
c52af799 1308 {USB_DEVICE(0x1415, 0x2000)},
fbb4c6d2
AO		 1309 {}
1310};
1311
1312MODULE_DEVICE_TABLE(usb, device_table);
1313
1314/* -- device connect -- */
1315static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
1316{
c52af799 1317 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
189d92af 1318 THIS_MODULE);
fbb4c6d2
AO		 1319}
1320
1321static struct usb_driver sd_driver = {
1322 .name = MODULE_NAME,
1323 .id_table = device_table,
1324 .probe = sd_probe,
1325 .disconnect = gspca_disconnect,
1326#ifdef CONFIG_PM
1327 .suspend = gspca_suspend,
1328 .resume = gspca_resume,
1329#endif
1330};
1331
1332/* -- module insert / remove -- */
1333static int __init sd_mod_init(void)
1334{
f69e9529 1335 int ret;
189d92af 1336
f69e9529
AK		 1337 ret = usb_register(&sd_driver);
1338 if (ret < 0)
e6b14849 1339 return ret;
fbb4c6d2
AO		 1340 PDEBUG(D_PROBE, "registered");
1341 return 0;
1342}
1343
1344static void __exit sd_mod_exit(void)
1345{
1346 usb_deregister(&sd_driver);
1347 PDEBUG(D_PROBE, "deregistered");
1348}
1349
1350module_init(sd_mod_init);
1351module_exit(sd_mod_exit);
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