1 /*
2 * SPCA505 chip based cameras initialization data
3 *
4 * V4L2 by Jean-Francis Moine <http://moinejf.free.fr>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
23
24 #define MODULE_NAME "spca505"
25
26 #include "gspca.h"
27
28 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
29 MODULE_DESCRIPTION("GSPCA/SPCA505 USB Camera Driver");
30 MODULE_LICENSE("GPL");
31
32 /* specific webcam descriptor */
33 struct sd {
34 struct gspca_dev gspca_dev; /* !! must be the first item */
35
36 u8 brightness;
37
38 u8 subtype;
39 #define IntelPCCameraPro 0
40 #define Nxultra 1
41 };
42
43 /* V4L2 controls supported by the driver */
44 static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
45 static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
46
47 static const struct ctrl sd_ctrls[] = {
48 {
49 {
50 .id = V4L2_CID_BRIGHTNESS,
51 .type = V4L2_CTRL_TYPE_INTEGER,
52 .name = "Brightness",
53 .minimum = 0,
54 .maximum = 255,
55 .step = 1,
56 #define BRIGHTNESS_DEF 127
57 .default_value = BRIGHTNESS_DEF,
58 },
59 .set = sd_setbrightness,
60 .get = sd_getbrightness,
61 },
62 };
63
64 static const struct v4l2_pix_format vga_mode[] = {
65 {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
66 .bytesperline = 160,
67 .sizeimage = 160 * 120 * 3 / 2,
68 .colorspace = V4L2_COLORSPACE_SRGB,
69 .priv = 4},
70 {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
71 .bytesperline = 176,
72 .sizeimage = 176 * 144 * 3 / 2,
73 .colorspace = V4L2_COLORSPACE_SRGB,
74 .priv = 3},
75 {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
76 .bytesperline = 320,
77 .sizeimage = 320 * 240 * 3 / 2,
78 .colorspace = V4L2_COLORSPACE_SRGB,
79 .priv = 2},
80 {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
81 .bytesperline = 352,
82 .sizeimage = 352 * 288 * 3 / 2,
83 .colorspace = V4L2_COLORSPACE_SRGB,
84 .priv = 1},
85 {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
86 .bytesperline = 640,
87 .sizeimage = 640 * 480 * 3 / 2,
88 .colorspace = V4L2_COLORSPACE_SRGB,
89 .priv = 0},
90 };
91
92 #define SPCA50X_OFFSET_DATA 10
93
94 #define SPCA50X_REG_USB 0x02 /* spca505 501 */
95
96 #define SPCA50X_USB_CTRL 0x00 /* spca505 */
97 #define SPCA50X_CUSB_ENABLE 0x01 /* spca505 */
98
99 #define SPCA50X_REG_GLOBAL 0x03 /* spca505 */
100 #define SPCA50X_GMISC0_IDSEL 0x01 /* Global control device ID select spca505 */
101 #define SPCA50X_GLOBAL_MISC0 0x00 /* Global control miscellaneous 0 spca505 */
102
103 #define SPCA50X_GLOBAL_MISC1 0x01 /* 505 */
104 #define SPCA50X_GLOBAL_MISC3 0x03 /* 505 */
105 #define SPCA50X_GMISC3_SAA7113RST 0x20 /* Not sure about this one spca505 */
106
107 /* Image format and compression control */
108 #define SPCA50X_REG_COMPRESS 0x04
109
110 /*
111 * Data to initialize a SPCA505. Common to the CCD and external modes
112 */
113 static const u8 spca505_init_data[][3] = {
114 /* bmRequest,value,index */
115 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC3_SAA7113RST, SPCA50X_GLOBAL_MISC3},
116 /* Sensor reset */
117 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC3},
118 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC1},
119 /* Block USB reset */
120 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC0_IDSEL, SPCA50X_GLOBAL_MISC0},
121
122 {0x05, 0x01, 0x10},
123 /* Maybe power down some stuff */
124 {0x05, 0x0f, 0x11},
125
126 /* Setup internal CCD ? */
127 {0x06, 0x10, 0x08},
128 {0x06, 0x00, 0x09},
129 {0x06, 0x00, 0x0a},
130 {0x06, 0x00, 0x0b},
131 {0x06, 0x10, 0x0c},
132 {0x06, 0x00, 0x0d},
133 {0x06, 0x00, 0x0e},
134 {0x06, 0x00, 0x0f},
135 {0x06, 0x10, 0x10},
136 {0x06, 0x02, 0x11},
137 {0x06, 0x00, 0x12},
138 {0x06, 0x04, 0x13},
139 {0x06, 0x02, 0x14},
140 {0x06, 0x8a, 0x51},
141 {0x06, 0x40, 0x52},
142 {0x06, 0xb6, 0x53},
143 {0x06, 0x3d, 0x54},
144 {}
145 };
146
147 /*
148 * Data to initialize the camera using the internal CCD
149 */
150 static const u8 spca505_open_data_ccd[][3] = {
151 /* bmRequest,value,index */
152 /* Internal CCD data set */
153 {0x03, 0x04, 0x01},
154 /* This could be a reset */
155 {0x03, 0x00, 0x01},
156
157 /* Setup compression and image registers. 0x6 and 0x7 seem to be
158 related to H&V hold, and are resolution mode specific */
159 {0x04, 0x10, 0x01},
160 /* DIFF(0x50), was (0x10) */
161 {0x04, 0x00, 0x04},
162 {0x04, 0x00, 0x05},
163 {0x04, 0x20, 0x06},
164 {0x04, 0x20, 0x07},
165
166 {0x08, 0x0a, 0x00},
167 /* DIFF (0x4a), was (0xa) */
168
169 {0x05, 0x00, 0x10},
170 {0x05, 0x00, 0x11},
171 {0x05, 0x00, 0x00},
172 /* DIFF not written */
173 {0x05, 0x00, 0x01},
174 /* DIFF not written */
175 {0x05, 0x00, 0x02},
176 /* DIFF not written */
177 {0x05, 0x00, 0x03},
178 /* DIFF not written */
179 {0x05, 0x00, 0x04},
180 /* DIFF not written */
181 {0x05, 0x80, 0x05},
182 /* DIFF not written */
183 {0x05, 0xe0, 0x06},
184 /* DIFF not written */
185 {0x05, 0x20, 0x07},
186 /* DIFF not written */
187 {0x05, 0xa0, 0x08},
188 /* DIFF not written */
189 {0x05, 0x0, 0x12},
190 /* DIFF not written */
191 {0x05, 0x02, 0x0f},
192 /* DIFF not written */
193 {0x05, 0x10, 0x46},
194 /* DIFF not written */
195 {0x05, 0x8, 0x4a},
196 /* DIFF not written */
197
198 {0x03, 0x08, 0x03},
199 /* DIFF (0x3,0x28,0x3) */
200 {0x03, 0x08, 0x01},
201 {0x03, 0x0c, 0x03},
202 /* DIFF not written */
203 {0x03, 0x21, 0x00},
204 /* DIFF (0x39) */
205
206 /* Extra block copied from init to hopefully ensure CCD is in a sane state */
207 {0x06, 0x10, 0x08},
208 {0x06, 0x00, 0x09},
209 {0x06, 0x00, 0x0a},
210 {0x06, 0x00, 0x0b},
211 {0x06, 0x10, 0x0c},
212 {0x06, 0x00, 0x0d},
213 {0x06, 0x00, 0x0e},
214 {0x06, 0x00, 0x0f},
215 {0x06, 0x10, 0x10},
216 {0x06, 0x02, 0x11},
217 {0x06, 0x00, 0x12},
218 {0x06, 0x04, 0x13},
219 {0x06, 0x02, 0x14},
220 {0x06, 0x8a, 0x51},
221 {0x06, 0x40, 0x52},
222 {0x06, 0xb6, 0x53},
223 {0x06, 0x3d, 0x54},
224 /* End of extra block */
225
226 {0x06, 0x3f, 0x1},
227 /* Block skipped */
228 {0x06, 0x10, 0x02},
229 {0x06, 0x64, 0x07},
230 {0x06, 0x10, 0x08},
231 {0x06, 0x00, 0x09},
232 {0x06, 0x00, 0x0a},
233 {0x06, 0x00, 0x0b},
234 {0x06, 0x10, 0x0c},
235 {0x06, 0x00, 0x0d},
236 {0x06, 0x00, 0x0e},
237 {0x06, 0x00, 0x0f},
238 {0x06, 0x10, 0x10},
239 {0x06, 0x02, 0x11},
240 {0x06, 0x00, 0x12},
241 {0x06, 0x04, 0x13},
242 {0x06, 0x02, 0x14},
243 {0x06, 0x8a, 0x51},
244 {0x06, 0x40, 0x52},
245 {0x06, 0xb6, 0x53},
246 {0x06, 0x3d, 0x54},
247 {0x06, 0x60, 0x57},
248 {0x06, 0x20, 0x58},
249 {0x06, 0x15, 0x59},
250 {0x06, 0x05, 0x5a},
251
252 {0x05, 0x01, 0xc0},
253 {0x05, 0x10, 0xcb},
254 {0x05, 0x80, 0xc1},
255 /* */
256 {0x05, 0x0, 0xc2},
257 /* 4 was 0 */
258 {0x05, 0x00, 0xca},
259 {0x05, 0x80, 0xc1},
260 /* */
261 {0x05, 0x04, 0xc2},
262 {0x05, 0x00, 0xca},
263 {0x05, 0x0, 0xc1},
264 /* */
265 {0x05, 0x00, 0xc2},
266 {0x05, 0x00, 0xca},
267 {0x05, 0x40, 0xc1},
268 /* */
269 {0x05, 0x17, 0xc2},
270 {0x05, 0x00, 0xca},
271 {0x05, 0x80, 0xc1},
272 /* */
273 {0x05, 0x06, 0xc2},
274 {0x05, 0x00, 0xca},
275 {0x05, 0x80, 0xc1},
276 /* */
277 {0x05, 0x04, 0xc2},
278 {0x05, 0x00, 0xca},
279
280 {0x03, 0x4c, 0x3},
281 {0x03, 0x18, 0x1},
282
283 {0x06, 0x70, 0x51},
284 {0x06, 0xbe, 0x53},
285 {0x06, 0x71, 0x57},
286 {0x06, 0x20, 0x58},
287 {0x06, 0x05, 0x59},
288 {0x06, 0x15, 0x5a},
289
290 {0x04, 0x00, 0x08},
291 /* Compress = OFF (0x1 to turn on) */
292 {0x04, 0x12, 0x09},
293 {0x04, 0x21, 0x0a},
294 {0x04, 0x10, 0x0b},
295 {0x04, 0x21, 0x0c},
296 {0x04, 0x05, 0x00},
297 /* was 5 (Image Type ? ) */
298 {0x04, 0x00, 0x01},
299
300 {0x06, 0x3f, 0x01},
301
302 {0x04, 0x00, 0x04},
303 {0x04, 0x00, 0x05},
304 {0x04, 0x40, 0x06},
305 {0x04, 0x40, 0x07},
306
307 {0x06, 0x1c, 0x17},
308 {0x06, 0xe2, 0x19},
309 {0x06, 0x1c, 0x1b},
310 {0x06, 0xe2, 0x1d},
311 {0x06, 0xaa, 0x1f},
312 {0x06, 0x70, 0x20},
313
314 {0x05, 0x01, 0x10},
315 {0x05, 0x00, 0x11},
316 {0x05, 0x01, 0x00},
317 {0x05, 0x05, 0x01},
318 {0x05, 0x00, 0xc1},
319 /* */
320 {0x05, 0x00, 0xc2},
321 {0x05, 0x00, 0xca},
322
323 {0x06, 0x70, 0x51},
324 {0x06, 0xbe, 0x53},
325 {}
326 };
327
328 /*
329 * Made by Tomasz Zablocki (skalamandra@poczta.onet.pl)
330 * SPCA505b chip based cameras initialization data
331 */
332 /* jfm */
333 #define initial_brightness 0x7f /* 0x0(white)-0xff(black) */
334 /* #define initial_brightness 0x0 //0x0(white)-0xff(black) */
335 /*
336 * Data to initialize a SPCA505. Common to the CCD and external modes
337 */
338 static const u8 spca505b_init_data[][3] = {
339 /* start */
340 {0x02, 0x00, 0x00}, /* init */
341 {0x02, 0x00, 0x01},
342 {0x02, 0x00, 0x02},
343 {0x02, 0x00, 0x03},
344 {0x02, 0x00, 0x04},
345 {0x02, 0x00, 0x05},
346 {0x02, 0x00, 0x06},
347 {0x02, 0x00, 0x07},
348 {0x02, 0x00, 0x08},
349 {0x02, 0x00, 0x09},
350 {0x03, 0x00, 0x00},
351 {0x03, 0x00, 0x01},
352 {0x03, 0x00, 0x02},
353 {0x03, 0x00, 0x03},
354 {0x03, 0x00, 0x04},
355 {0x03, 0x00, 0x05},
356 {0x03, 0x00, 0x06},
357 {0x04, 0x00, 0x00},
358 {0x04, 0x00, 0x02},
359 {0x04, 0x00, 0x04},
360 {0x04, 0x00, 0x05},
361 {0x04, 0x00, 0x06},
362 {0x04, 0x00, 0x07},
363 {0x04, 0x00, 0x08},
364 {0x04, 0x00, 0x09},
365 {0x04, 0x00, 0x0a},
366 {0x04, 0x00, 0x0b},
367 {0x04, 0x00, 0x0c},
368 {0x07, 0x00, 0x00},
369 {0x07, 0x00, 0x03},
370 {0x08, 0x00, 0x00},
371 {0x08, 0x00, 0x01},
372 {0x08, 0x00, 0x02},
373 {0x06, 0x18, 0x08},
374 {0x06, 0xfc, 0x09},
375 {0x06, 0xfc, 0x0a},
376 {0x06, 0xfc, 0x0b},
377 {0x06, 0x18, 0x0c},
378 {0x06, 0xfc, 0x0d},
379 {0x06, 0xfc, 0x0e},
380 {0x06, 0xfc, 0x0f},
381 {0x06, 0x18, 0x10},
382 {0x06, 0xfe, 0x12},
383 {0x06, 0x00, 0x11},
384 {0x06, 0x00, 0x14},
385 {0x06, 0x00, 0x13},
386 {0x06, 0x28, 0x51},
387 {0x06, 0xff, 0x53},
388 {0x02, 0x00, 0x08},
389
390 {0x03, 0x00, 0x03},
391 {0x03, 0x10, 0x03},
392 {}
393 };
394
395 /*
396 * Data to initialize the camera using the internal CCD
397 */
398 static const u8 spca505b_open_data_ccd[][3] = {
399
400 /* {0x02,0x00,0x00}, */
401 {0x03, 0x04, 0x01}, /* rst */
402 {0x03, 0x00, 0x01},
403 {0x03, 0x00, 0x00},
404 {0x03, 0x21, 0x00},
405 {0x03, 0x00, 0x04},
406 {0x03, 0x00, 0x03},
407 {0x03, 0x18, 0x03},
408 {0x03, 0x08, 0x01},
409 {0x03, 0x1c, 0x03},
410 {0x03, 0x5c, 0x03},
411 {0x03, 0x5c, 0x03},
412 {0x03, 0x18, 0x01},
413
414 /* same as 505 */
415 {0x04, 0x10, 0x01},
416 {0x04, 0x00, 0x04},
417 {0x04, 0x00, 0x05},
418 {0x04, 0x20, 0x06},
419 {0x04, 0x20, 0x07},
420
421 {0x08, 0x0a, 0x00},
422
423 {0x05, 0x00, 0x10},
424 {0x05, 0x00, 0x11},
425 {0x05, 0x00, 0x12},
426 {0x05, 0x6f, 0x00},
427 {0x05, initial_brightness >> 6, 0x00},
428 {0x05, (initial_brightness << 2) & 0xff, 0x01},
429 {0x05, 0x00, 0x02},
430 {0x05, 0x01, 0x03},
431 {0x05, 0x00, 0x04},
432 {0x05, 0x03, 0x05},
433 {0x05, 0xe0, 0x06},
434 {0x05, 0x20, 0x07},
435 {0x05, 0xa0, 0x08},
436 {0x05, 0x00, 0x12},
437 {0x05, 0x02, 0x0f},
438 {0x05, 0x80, 0x14}, /* max exposure off (0=on) */
439 {0x05, 0x01, 0xb0},
440 {0x05, 0x01, 0xbf},
441 {0x03, 0x02, 0x06},
442 {0x05, 0x10, 0x46},
443 {0x05, 0x08, 0x4a},
444
445 {0x06, 0x00, 0x01},
446 {0x06, 0x10, 0x02},
447 {0x06, 0x64, 0x07},
448 {0x06, 0x18, 0x08},
449 {0x06, 0xfc, 0x09},
450 {0x06, 0xfc, 0x0a},
451 {0x06, 0xfc, 0x0b},
452 {0x04, 0x00, 0x01},
453 {0x06, 0x18, 0x0c},
454 {0x06, 0xfc, 0x0d},
455 {0x06, 0xfc, 0x0e},
456 {0x06, 0xfc, 0x0f},
457 {0x06, 0x11, 0x10}, /* contrast */
458 {0x06, 0x00, 0x11},
459 {0x06, 0xfe, 0x12},
460 {0x06, 0x00, 0x13},
461 {0x06, 0x00, 0x14},
462 {0x06, 0x9d, 0x51},
463 {0x06, 0x40, 0x52},
464 {0x06, 0x7c, 0x53},
465 {0x06, 0x40, 0x54},
466 {0x06, 0x02, 0x57},
467 {0x06, 0x03, 0x58},
468 {0x06, 0x15, 0x59},
469 {0x06, 0x05, 0x5a},
470 {0x06, 0x03, 0x56},
471 {0x06, 0x02, 0x3f},
472 {0x06, 0x00, 0x40},
473 {0x06, 0x39, 0x41},
474 {0x06, 0x69, 0x42},
475 {0x06, 0x87, 0x43},
476 {0x06, 0x9e, 0x44},
477 {0x06, 0xb1, 0x45},
478 {0x06, 0xbf, 0x46},
479 {0x06, 0xcc, 0x47},
480 {0x06, 0xd5, 0x48},
481 {0x06, 0xdd, 0x49},
482 {0x06, 0xe3, 0x4a},
483 {0x06, 0xe8, 0x4b},
484 {0x06, 0xed, 0x4c},
485 {0x06, 0xf2, 0x4d},
486 {0x06, 0xf7, 0x4e},
487 {0x06, 0xfc, 0x4f},
488 {0x06, 0xff, 0x50},
489
490 {0x05, 0x01, 0xc0},
491 {0x05, 0x10, 0xcb},
492 {0x05, 0x40, 0xc1},
493 {0x05, 0x04, 0xc2},
494 {0x05, 0x00, 0xca},
495 {0x05, 0x40, 0xc1},
496 {0x05, 0x09, 0xc2},
497 {0x05, 0x00, 0xca},
498 {0x05, 0xc0, 0xc1},
499 {0x05, 0x09, 0xc2},
500 {0x05, 0x00, 0xca},
501 {0x05, 0x40, 0xc1},
502 {0x05, 0x59, 0xc2},
503 {0x05, 0x00, 0xca},
504 {0x04, 0x00, 0x01},
505 {0x05, 0x80, 0xc1},
506 {0x05, 0xec, 0xc2},
507 {0x05, 0x0, 0xca},
508
509 {0x06, 0x02, 0x57},
510 {0x06, 0x01, 0x58},
511 {0x06, 0x15, 0x59},
512 {0x06, 0x0a, 0x5a},
513 {0x06, 0x01, 0x57},
514 {0x06, 0x8a, 0x03},
515 {0x06, 0x0a, 0x6c},
516 {0x06, 0x30, 0x01},
517 {0x06, 0x20, 0x02},
518 {0x06, 0x00, 0x03},
519
520 {0x05, 0x8c, 0x25},
521
522 {0x06, 0x4d, 0x51}, /* maybe saturation (4d) */
523 {0x06, 0x84, 0x53}, /* making green (84) */
524 {0x06, 0x00, 0x57}, /* sharpness (1) */
525 {0x06, 0x18, 0x08},
526 {0x06, 0xfc, 0x09},
527 {0x06, 0xfc, 0x0a},
528 {0x06, 0xfc, 0x0b},
529 {0x06, 0x18, 0x0c}, /* maybe hue (18) */
530 {0x06, 0xfc, 0x0d},
531 {0x06, 0xfc, 0x0e},
532 {0x06, 0xfc, 0x0f},
533 {0x06, 0x18, 0x10}, /* maybe contrast (18) */
534
535 {0x05, 0x01, 0x02},
536
537 {0x04, 0x00, 0x08}, /* compression */
538 {0x04, 0x12, 0x09},
539 {0x04, 0x21, 0x0a},
540 {0x04, 0x10, 0x0b},
541 {0x04, 0x21, 0x0c},
542 {0x04, 0x1d, 0x00}, /* imagetype (1d) */
543 {0x04, 0x41, 0x01}, /* hardware snapcontrol */
544
545 {0x04, 0x00, 0x04},
546 {0x04, 0x00, 0x05},
547 {0x04, 0x10, 0x06},
548 {0x04, 0x10, 0x07},
549 {0x04, 0x40, 0x06},
550 {0x04, 0x40, 0x07},
551 {0x04, 0x00, 0x04},
552 {0x04, 0x00, 0x05},
553
554 {0x06, 0x1c, 0x17},
555 {0x06, 0xe2, 0x19},
556 {0x06, 0x1c, 0x1b},
557 {0x06, 0xe2, 0x1d},
558 {0x06, 0x5f, 0x1f},
559 {0x06, 0x32, 0x20},
560
561 {0x05, initial_brightness >> 6, 0x00},
562 {0x05, (initial_brightness << 2) & 0xff, 0x01},
563 {0x05, 0x06, 0xc1},
564 {0x05, 0x58, 0xc2},
565 {0x05, 0x00, 0xca},
566 {0x05, 0x00, 0x11},
567 {}
568 };
569
reg_write(struct usb_device * dev,u16 req,u16 index,u16 value)570 static int reg_write(struct usb_device *dev,
571 u16 req, u16 index, u16 value)
572 {
573 int ret;
574
575 ret = usb_control_msg(dev,
576 usb_sndctrlpipe(dev, 0),
577 req,
578 USB_TYPE_VENDOR | USB_RECIP_DEVICE,
579 value, index, NULL, 0, 500);
580 PDEBUG(D_USBO, "reg write: 0x%02x,0x%02x:0x%02x, %d",
581 req, index, value, ret);
582 if (ret < 0)
583 pr_err("reg write: error %d\n", ret);
584 return ret;
585 }
586
587 /* returns: negative is error, pos or zero is data */
reg_read(struct gspca_dev * gspca_dev,u16 req,u16 index)588 static int reg_read(struct gspca_dev *gspca_dev,
589 u16 req, /* bRequest */
590 u16 index) /* wIndex */
591 {
592 int ret;
593
594 ret = usb_control_msg(gspca_dev->dev,
595 usb_rcvctrlpipe(gspca_dev->dev, 0),
596 req,
597 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
598 0, /* value */
599 index,
600 gspca_dev->usb_buf, 2,
601 500); /* timeout */
602 if (ret < 0)
603 return ret;
604 return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0];
605 }
606
write_vector(struct gspca_dev * gspca_dev,const u8 data[][3])607 static int write_vector(struct gspca_dev *gspca_dev,
608 const u8 data[][3])
609 {
610 struct usb_device *dev = gspca_dev->dev;
611 int ret, i = 0;
612
613 while (data[i][0] != 0) {
614 ret = reg_write(dev, data[i][0], data[i][2], data[i][1]);
615 if (ret < 0)
616 return ret;
617 i++;
618 }
619 return 0;
620 }
621
622 /* this function is called at probe time */
sd_config(struct gspca_dev * gspca_dev,const struct usb_device_id * id)623 static int sd_config(struct gspca_dev *gspca_dev,
624 const struct usb_device_id *id)
625 {
626 struct sd *sd = (struct sd *) gspca_dev;
627 struct cam *cam;
628
629 cam = &gspca_dev->cam;
630 cam->cam_mode = vga_mode;
631 sd->subtype = id->driver_info;
632 if (sd->subtype != IntelPCCameraPro)
633 cam->nmodes = ARRAY_SIZE(vga_mode);
634 else /* no 640x480 for IntelPCCameraPro */
635 cam->nmodes = ARRAY_SIZE(vga_mode) - 1;
636 sd->brightness = BRIGHTNESS_DEF;
637
638 return 0;
639 }
640
641 /* this function is called at probe and resume time */
sd_init(struct gspca_dev * gspca_dev)642 static int sd_init(struct gspca_dev *gspca_dev)
643 {
644 struct sd *sd = (struct sd *) gspca_dev;
645
646 if (write_vector(gspca_dev,
647 sd->subtype == Nxultra
648 ? spca505b_init_data
649 : spca505_init_data))
650 return -EIO;
651 return 0;
652 }
653
setbrightness(struct gspca_dev * gspca_dev)654 static void setbrightness(struct gspca_dev *gspca_dev)
655 {
656 struct sd *sd = (struct sd *) gspca_dev;
657 u8 brightness = sd->brightness;
658
659 reg_write(gspca_dev->dev, 0x05, 0x00, (255 - brightness) >> 6);
660 reg_write(gspca_dev->dev, 0x05, 0x01, (255 - brightness) << 2);
661 }
662
sd_start(struct gspca_dev * gspca_dev)663 static int sd_start(struct gspca_dev *gspca_dev)
664 {
665 struct sd *sd = (struct sd *) gspca_dev;
666 struct usb_device *dev = gspca_dev->dev;
667 int ret, mode;
668 static u8 mode_tb[][3] = {
669 /* r00 r06 r07 */
670 {0x00, 0x10, 0x10}, /* 640x480 */
671 {0x01, 0x1a, 0x1a}, /* 352x288 */
672 {0x02, 0x1c, 0x1d}, /* 320x240 */
673 {0x04, 0x34, 0x34}, /* 176x144 */
674 {0x05, 0x40, 0x40} /* 160x120 */
675 };
676
677 if (sd->subtype == Nxultra)
678 write_vector(gspca_dev, spca505b_open_data_ccd);
679 else
680 write_vector(gspca_dev, spca505_open_data_ccd);
681 ret = reg_read(gspca_dev, 0x06, 0x16);
682
683 if (ret < 0) {
684 PDEBUG(D_ERR|D_CONF,
685 "register read failed err: %d",
686 ret);
687 return ret;
688 }
689 if (ret != 0x0101) {
690 pr_err("After vector read returns 0x%04x should be 0x0101\n",
691 ret);
692 }
693
694 ret = reg_write(gspca_dev->dev, 0x06, 0x16, 0x0a);
695 if (ret < 0)
696 return ret;
697 reg_write(gspca_dev->dev, 0x05, 0xc2, 0x12);
698
699 /* necessary because without it we can see stream
700 * only once after loading module */
701 /* stopping usb registers Tomasz change */
702 reg_write(dev, 0x02, 0x00, 0x00);
703
704 mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
705 reg_write(dev, SPCA50X_REG_COMPRESS, 0x00, mode_tb[mode][0]);
706 reg_write(dev, SPCA50X_REG_COMPRESS, 0x06, mode_tb[mode][1]);
707 reg_write(dev, SPCA50X_REG_COMPRESS, 0x07, mode_tb[mode][2]);
708
709 ret = reg_write(dev, SPCA50X_REG_USB,
710 SPCA50X_USB_CTRL,
711 SPCA50X_CUSB_ENABLE);
712
713 setbrightness(gspca_dev);
714
715 return ret;
716 }
717
sd_stopN(struct gspca_dev * gspca_dev)718 static void sd_stopN(struct gspca_dev *gspca_dev)
719 {
720 /* Disable ISO packet machine */
721 reg_write(gspca_dev->dev, 0x02, 0x00, 0x00);
722 }
723
724 /* called on streamoff with alt 0 and on disconnect */
sd_stop0(struct gspca_dev * gspca_dev)725 static void sd_stop0(struct gspca_dev *gspca_dev)
726 {
727 if (!gspca_dev->present)
728 return;
729
730 /* This maybe reset or power control */
731 reg_write(gspca_dev->dev, 0x03, 0x03, 0x20);
732 reg_write(gspca_dev->dev, 0x03, 0x01, 0x00);
733 reg_write(gspca_dev->dev, 0x03, 0x00, 0x01);
734 reg_write(gspca_dev->dev, 0x05, 0x10, 0x01);
735 reg_write(gspca_dev->dev, 0x05, 0x11, 0x0f);
736 }
737
sd_pkt_scan(struct gspca_dev * gspca_dev,u8 * data,int len)738 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
739 u8 *data, /* isoc packet */
740 int len) /* iso packet length */
741 {
742 switch (data[0]) {
743 case 0: /* start of frame */
744 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
745 data += SPCA50X_OFFSET_DATA;
746 len -= SPCA50X_OFFSET_DATA;
747 gspca_frame_add(gspca_dev, FIRST_PACKET, data, len);
748 break;
749 case 0xff: /* drop */
750 break;
751 default:
752 data += 1;
753 len -= 1;
754 gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
755 break;
756 }
757 }
758
sd_setbrightness(struct gspca_dev * gspca_dev,__s32 val)759 static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
760 {
761 struct sd *sd = (struct sd *) gspca_dev;
762
763 sd->brightness = val;
764 if (gspca_dev->streaming)
765 setbrightness(gspca_dev);
766 return 0;
767 }
768
sd_getbrightness(struct gspca_dev * gspca_dev,__s32 * val)769 static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
770 {
771 struct sd *sd = (struct sd *) gspca_dev;
772
773 *val = sd->brightness;
774 return 0;
775 }
776
777 /* sub-driver description */
778 static const struct sd_desc sd_desc = {
779 .name = MODULE_NAME,
780 .ctrls = sd_ctrls,
781 .nctrls = ARRAY_SIZE(sd_ctrls),
782 .config = sd_config,
783 .init = sd_init,
784 .start = sd_start,
785 .stopN = sd_stopN,
786 .stop0 = sd_stop0,
787 .pkt_scan = sd_pkt_scan,
788 };
789
790 /* -- module initialisation -- */
791 static const struct usb_device_id device_table[] = {
792 {USB_DEVICE(0x041e, 0x401d), .driver_info = Nxultra},
793 {USB_DEVICE(0x0733, 0x0430), .driver_info = IntelPCCameraPro},
794 /*fixme: may be UsbGrabberPV321 BRIDGE_SPCA506 SENSOR_SAA7113 */
795 {}
796 };
797 MODULE_DEVICE_TABLE(usb, device_table);
798
799 /* -- device connect -- */
sd_probe(struct usb_interface * intf,const struct usb_device_id * id)800 static int sd_probe(struct usb_interface *intf,
801 const struct usb_device_id *id)
802 {
803 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
804 THIS_MODULE);
805 }
806
807 static struct usb_driver sd_driver = {
808 .name = MODULE_NAME,
809 .id_table = device_table,
810 .probe = sd_probe,
811 .disconnect = gspca_disconnect,
812 #ifdef CONFIG_PM
813 .suspend = gspca_suspend,
814 .resume = gspca_resume,
815 #endif
816 };
817
818 module_usb_driver(sd_driver);
819