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6a7eba24 JFM |
1 | /* |
2 | * Quickcam cameras initialization data | |
3 | * | |
4 | * V4L2 by Jean-Francois 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 | #define MODULE_NAME "tv8532" | |
22 | ||
23 | #include "gspca.h" | |
24 | ||
25 | #define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 1, 0) | |
26 | static const char version[] = "2.1.0"; | |
27 | ||
28 | MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); | |
29 | MODULE_DESCRIPTION("TV8532 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 | int buflen; /* current length of tmpbuf */ | |
37 | __u8 tmpbuf[352 * 288 + 10 * 288]; /* no protection... */ | |
38 | __u8 tmpbuf2[352 * 288]; /* no protection... */ | |
39 | ||
40 | unsigned short brightness; | |
41 | unsigned short contrast; | |
42 | ||
43 | char packet; | |
44 | char synchro; | |
45 | }; | |
46 | ||
47 | /* V4L2 controls supported by the driver */ | |
48 | static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); | |
49 | static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); | |
50 | static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val); | |
51 | static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); | |
52 | ||
53 | static struct ctrl sd_ctrls[] = { | |
54 | #define SD_BRIGHTNESS 0 | |
55 | { | |
56 | { | |
57 | .id = V4L2_CID_BRIGHTNESS, | |
58 | .type = V4L2_CTRL_TYPE_INTEGER, | |
59 | .name = "Brightness", | |
60 | .minimum = 1, | |
61 | .maximum = 0x2ff, | |
62 | .step = 1, | |
63 | .default_value = 0x18f, | |
64 | }, | |
65 | .set = sd_setbrightness, | |
66 | .get = sd_getbrightness, | |
67 | }, | |
68 | #define SD_CONTRAST 1 | |
69 | { | |
70 | { | |
71 | .id = V4L2_CID_CONTRAST, | |
72 | .type = V4L2_CTRL_TYPE_INTEGER, | |
73 | .name = "Contrast", | |
74 | .minimum = 0, | |
75 | .maximum = 0xffff, | |
76 | .step = 1, | |
77 | .default_value = 0x7fff, | |
78 | }, | |
79 | .set = sd_setcontrast, | |
80 | .get = sd_getcontrast, | |
81 | }, | |
82 | }; | |
83 | ||
84 | static struct cam_mode sif_mode[] = { | |
85 | {V4L2_PIX_FMT_SBGGR8, 176, 144, 1}, | |
86 | {V4L2_PIX_FMT_SBGGR8, 352, 288, 0}, | |
87 | }; | |
88 | ||
89 | /* | |
90 | * Initialization data: this is the first set-up data written to the | |
91 | * device (before the open data). | |
92 | */ | |
93 | #define TESTCLK 0x10 /* reg 0x2c -> 0x12 //10 */ | |
94 | #define TESTCOMP 0x90 /* reg 0x28 -> 0x80 */ | |
95 | #define TESTLINE 0x81 /* reg 0x29 -> 0x81 */ | |
96 | #define QCIFLINE 0x41 /* reg 0x29 -> 0x81 */ | |
97 | #define TESTPTL 0x14 /* reg 0x2D -> 0x14 */ | |
98 | #define TESTPTH 0x01 /* reg 0x2E -> 0x01 */ | |
99 | #define TESTPTBL 0x12 /* reg 0x2F -> 0x0a */ | |
100 | #define TESTPTBH 0x01 /* reg 0x30 -> 0x01 */ | |
101 | #define ADWIDTHL 0xe8 /* reg 0x0c -> 0xe8 */ | |
102 | #define ADWIDTHH 0x03 /* reg 0x0d -> 0x03 */ | |
103 | #define ADHEIGHL 0x90 /* reg 0x0e -> 0x91 //93 */ | |
104 | #define ADHEIGHH 0x01 /* reg 0x0f -> 0x01 */ | |
105 | #define EXPOL 0x8f /* reg 0x1c -> 0x8f */ | |
106 | #define EXPOH 0x01 /* reg 0x1d -> 0x01 */ | |
107 | #define ADCBEGINL 0x44 /* reg 0x10 -> 0x46 //47 */ | |
108 | #define ADCBEGINH 0x00 /* reg 0x11 -> 0x00 */ | |
109 | #define ADRBEGINL 0x0a /* reg 0x14 -> 0x0b //0x0c */ | |
110 | #define ADRBEGINH 0x00 /* reg 0x15 -> 0x00 */ | |
111 | #define TV8532_CMD_UPDATE 0x84 | |
112 | ||
113 | #define TV8532_EEprom_Add 0x03 | |
114 | #define TV8532_EEprom_DataL 0x04 | |
115 | #define TV8532_EEprom_DataM 0x05 | |
116 | #define TV8532_EEprom_DataH 0x06 | |
117 | #define TV8532_EEprom_TableLength 0x07 | |
118 | #define TV8532_EEprom_Write 0x08 | |
119 | #define TV8532_PART_CTRL 0x00 | |
120 | #define TV8532_CTRL 0x01 | |
121 | #define TV8532_CMD_EEprom_Open 0x30 | |
122 | #define TV8532_CMD_EEprom_Close 0x29 | |
123 | #define TV8532_UDP_UPDATE 0x31 | |
124 | #define TV8532_GPIO 0x39 | |
125 | #define TV8532_GPIO_OE 0x3B | |
126 | #define TV8532_REQ_RegWrite 0x02 | |
127 | #define TV8532_REQ_RegRead 0x03 | |
128 | ||
129 | #define TV8532_ADWIDTH_L 0x0C | |
130 | #define TV8532_ADWIDTH_H 0x0D | |
131 | #define TV8532_ADHEIGHT_L 0x0E | |
132 | #define TV8532_ADHEIGHT_H 0x0F | |
133 | #define TV8532_EXPOSURE 0x1C | |
134 | #define TV8532_QUANT_COMP 0x28 | |
135 | #define TV8532_MODE_PACKET 0x29 | |
136 | #define TV8532_SETCLK 0x2C | |
137 | #define TV8532_POINT_L 0x2D | |
138 | #define TV8532_POINT_H 0x2E | |
139 | #define TV8532_POINTB_L 0x2F | |
140 | #define TV8532_POINTB_H 0x30 | |
141 | #define TV8532_BUDGET_L 0x2A | |
142 | #define TV8532_BUDGET_H 0x2B | |
143 | #define TV8532_VID_L 0x34 | |
144 | #define TV8532_VID_H 0x35 | |
145 | #define TV8532_PID_L 0x36 | |
146 | #define TV8532_PID_H 0x37 | |
147 | #define TV8532_DeviceID 0x83 | |
148 | #define TV8532_AD_SLOPE 0x91 | |
149 | #define TV8532_AD_BITCTRL 0x94 | |
150 | #define TV8532_AD_COLBEGIN_L 0x10 | |
151 | #define TV8532_AD_COLBEGIN_H 0x11 | |
152 | #define TV8532_AD_ROWBEGIN_L 0x14 | |
153 | #define TV8532_AD_ROWBEGIN_H 0x15 | |
154 | ||
155 | static __u32 tv_8532_eeprom_data[] = { | |
156 | /* add dataL dataM dataH */ | |
157 | 0x00010001, 0x01018011, 0x02050014, 0x0305001c, | |
158 | 0x040d001e, 0x0505001f, 0x06050519, 0x0705011b, | |
159 | 0x0805091e, 0x090d892e, 0x0a05892f, 0x0b050dd9, | |
160 | 0x0c0509f1, 0 | |
161 | }; | |
162 | ||
163 | static void reg_r(struct usb_device *dev, | |
164 | __u16 index, __u8 *buffer) | |
165 | { | |
166 | usb_control_msg(dev, | |
167 | usb_rcvctrlpipe(dev, 0), | |
168 | TV8532_REQ_RegRead, | |
169 | USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
170 | 0, /* value */ | |
171 | index, buffer, sizeof(__u8), | |
172 | 500); | |
173 | } | |
174 | ||
175 | static void reg_w(struct usb_device *dev, | |
176 | __u16 index, __u8 *buffer, __u16 length) | |
177 | { | |
178 | usb_control_msg(dev, | |
179 | usb_sndctrlpipe(dev, 0), | |
180 | TV8532_REQ_RegWrite, | |
181 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
182 | 0, /* value */ | |
183 | index, buffer, length, 500); | |
184 | } | |
185 | ||
186 | static void tv_8532WriteEEprom(struct gspca_dev *gspca_dev) | |
187 | { | |
188 | int i = 0; | |
189 | __u8 reg, data0, data1, data2, datacmd; | |
190 | struct usb_device *dev = gspca_dev->dev; | |
191 | ||
192 | datacmd = 0xb0;; | |
193 | reg_w(dev, TV8532_GPIO, &datacmd, 1); | |
194 | datacmd = TV8532_CMD_EEprom_Open; | |
bf7f0b98 | 195 | reg_w(dev, TV8532_CTRL, &datacmd, 1); |
6a7eba24 JFM |
196 | /* msleep(1); */ |
197 | while (tv_8532_eeprom_data[i]) { | |
198 | reg = (tv_8532_eeprom_data[i] & 0xff000000) >> 24; | |
199 | reg_w(dev, TV8532_EEprom_Add, ®, 1); | |
200 | /* msleep(1); */ | |
201 | data0 = (tv_8532_eeprom_data[i] & 0x000000ff); | |
202 | reg_w(dev, TV8532_EEprom_DataL, &data0, 1); | |
203 | /* msleep(1); */ | |
204 | data1 = (tv_8532_eeprom_data[i] & 0x0000FF00) >> 8; | |
205 | reg_w(dev, TV8532_EEprom_DataM, &data1, 1); | |
206 | /* msleep(1); */ | |
207 | data2 = (tv_8532_eeprom_data[i] & 0x00FF0000) >> 16; | |
208 | reg_w(dev, TV8532_EEprom_DataH, &data2, 1); | |
209 | /* msleep(1); */ | |
210 | datacmd = 0; | |
211 | reg_w(dev, TV8532_EEprom_Write, &datacmd, 1); | |
212 | /* msleep(10); */ | |
213 | i++; | |
214 | } | |
215 | datacmd = i; | |
216 | reg_w(dev, TV8532_EEprom_TableLength, &datacmd, 1); | |
217 | /* msleep(1); */ | |
218 | datacmd = TV8532_CMD_EEprom_Close; | |
219 | reg_w(dev, TV8532_CTRL, &datacmd, 1); | |
220 | msleep(10); | |
221 | } | |
222 | ||
223 | /* this function is called at probe time */ | |
224 | static int sd_config(struct gspca_dev *gspca_dev, | |
225 | const struct usb_device_id *id) | |
226 | { | |
227 | struct sd *sd = (struct sd *) gspca_dev; | |
228 | struct cam *cam; | |
229 | ||
230 | tv_8532WriteEEprom(gspca_dev); | |
231 | ||
232 | cam = &gspca_dev->cam; | |
233 | cam->dev_name = (char *) id->driver_info; | |
234 | cam->epaddr = 1; | |
235 | cam->cam_mode = sif_mode; | |
236 | cam->nmodes = sizeof sif_mode / sizeof sif_mode[0]; | |
237 | ||
238 | sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value; | |
239 | sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value; | |
240 | return 0; | |
241 | } | |
242 | ||
243 | static void tv_8532ReadRegisters(struct gspca_dev *gspca_dev) | |
244 | { | |
245 | struct usb_device *dev = gspca_dev->dev; | |
246 | __u8 data = 0; | |
247 | /* __u16 vid, pid; */ | |
248 | ||
249 | reg_r(dev, 0x0001, &data); | |
250 | PDEBUG(D_USBI, "register 0x01-> %x", data); | |
251 | reg_r(dev, 0x0002, &data); | |
252 | PDEBUG(D_USBI, "register 0x02-> %x", data); | |
253 | reg_r(dev, TV8532_ADWIDTH_L, &data); | |
254 | reg_r(dev, TV8532_ADWIDTH_H, &data); | |
255 | reg_r(dev, TV8532_QUANT_COMP, &data); | |
256 | reg_r(dev, TV8532_MODE_PACKET, &data); | |
257 | reg_r(dev, TV8532_SETCLK, &data); | |
258 | reg_r(dev, TV8532_POINT_L, &data); | |
259 | reg_r(dev, TV8532_POINT_H, &data); | |
260 | reg_r(dev, TV8532_POINTB_L, &data); | |
261 | reg_r(dev, TV8532_POINTB_H, &data); | |
262 | reg_r(dev, TV8532_BUDGET_L, &data); | |
263 | reg_r(dev, TV8532_BUDGET_H, &data); | |
264 | reg_r(dev, TV8532_VID_L, &data); | |
265 | reg_r(dev, TV8532_VID_H, &data); | |
266 | reg_r(dev, TV8532_PID_L, &data); | |
267 | reg_r(dev, TV8532_PID_H, &data); | |
268 | reg_r(dev, TV8532_DeviceID, &data); | |
269 | reg_r(dev, TV8532_AD_COLBEGIN_L, &data); | |
270 | reg_r(dev, TV8532_AD_COLBEGIN_H, &data); | |
271 | reg_r(dev, TV8532_AD_ROWBEGIN_L, &data); | |
272 | reg_r(dev, TV8532_AD_ROWBEGIN_H, &data); | |
273 | } | |
274 | ||
275 | static void tv_8532_setReg(struct gspca_dev *gspca_dev) | |
276 | { | |
277 | struct usb_device *dev = gspca_dev->dev; | |
278 | __u8 data = 0; | |
279 | __u8 value[2] = { 0, 0 }; | |
280 | ||
281 | data = ADCBEGINL; | |
282 | reg_w(dev, TV8532_AD_COLBEGIN_L, &data, 1); /* 0x10 */ | |
283 | data = ADCBEGINH; /* also digital gain */ | |
284 | reg_w(dev, TV8532_AD_COLBEGIN_H, &data, 1); | |
285 | data = TV8532_CMD_UPDATE; | |
286 | reg_w(dev, TV8532_PART_CTRL, &data, 1); /* 0x00<-0x84 */ | |
287 | ||
288 | data = 0x0a; | |
289 | reg_w(dev, TV8532_GPIO_OE, &data, 1); | |
290 | /******************************************************/ | |
291 | data = ADHEIGHL; | |
292 | reg_w(dev, TV8532_ADHEIGHT_L, &data, 1); /* 0e */ | |
293 | data = ADHEIGHH; | |
294 | reg_w(dev, TV8532_ADHEIGHT_H, &data, 1); /* 0f */ | |
295 | value[0] = EXPOL; | |
296 | value[1] = EXPOH; /* 350d 0x014c; */ | |
297 | reg_w(dev, TV8532_EXPOSURE, value, 2); /* 1c */ | |
298 | data = ADCBEGINL; | |
299 | reg_w(dev, TV8532_AD_COLBEGIN_L, &data, 1); /* 0x10 */ | |
300 | data = ADCBEGINH; /* also digital gain */ | |
301 | reg_w(dev, TV8532_AD_COLBEGIN_H, &data, 1); | |
302 | data = ADRBEGINL; | |
303 | reg_w(dev, TV8532_AD_ROWBEGIN_L, &data, 1); /* 0x14 */ | |
304 | ||
305 | data = 0x00; | |
306 | reg_w(dev, TV8532_AD_SLOPE, &data, 1); /* 0x91 */ | |
307 | data = 0x02; | |
308 | reg_w(dev, TV8532_AD_BITCTRL, &data, 1); /* 0x94 */ | |
309 | ||
310 | ||
311 | data = TV8532_CMD_EEprom_Close; | |
312 | reg_w(dev, TV8532_CTRL, &data, 1); /* 0x01 */ | |
313 | ||
314 | data = 0x00; | |
315 | reg_w(dev, TV8532_AD_SLOPE, &data, 1); /* 0x91 */ | |
316 | data = TV8532_CMD_UPDATE; | |
317 | reg_w(dev, TV8532_PART_CTRL, &data, 1); /* 0x00<-0x84 */ | |
318 | } | |
319 | ||
320 | static void tv_8532_PollReg(struct gspca_dev *gspca_dev) | |
321 | { | |
322 | struct usb_device *dev = gspca_dev->dev; | |
323 | __u8 data = 0; | |
324 | int i; | |
325 | ||
326 | /* strange polling from tgc */ | |
327 | for (i = 0; i < 10; i++) { | |
328 | data = TESTCLK; /* 0x48; //0x08; */ | |
329 | reg_w(dev, TV8532_SETCLK, &data, 1); /* 0x2c */ | |
330 | data = TV8532_CMD_UPDATE; | |
331 | reg_w(dev, TV8532_PART_CTRL, &data, 1); | |
332 | data = 0x01; | |
333 | reg_w(dev, TV8532_UDP_UPDATE, &data, 1); /* 0x31 */ | |
334 | } | |
335 | } | |
336 | ||
337 | /* this function is called at open time */ | |
338 | static int sd_open(struct gspca_dev *gspca_dev) | |
339 | { | |
340 | struct usb_device *dev = gspca_dev->dev; | |
341 | __u8 data = 0; | |
342 | __u8 dataStart = 0; | |
343 | __u8 value[2] = { 0, 0 }; | |
344 | ||
345 | data = 0x32; | |
346 | reg_w(dev, TV8532_AD_SLOPE, &data, 1); | |
347 | data = 0; | |
348 | reg_w(dev, TV8532_AD_BITCTRL, &data, 1); | |
349 | tv_8532ReadRegisters(gspca_dev); | |
350 | data = 0x0b; | |
351 | reg_w(dev, TV8532_GPIO_OE, &data, 1); | |
352 | value[0] = ADHEIGHL; | |
353 | value[1] = ADHEIGHH; /* 401d 0x0169; */ | |
354 | reg_w(dev, TV8532_ADHEIGHT_L, value, 2); /* 0e */ | |
355 | value[0] = EXPOL; | |
356 | value[1] = EXPOH; /* 350d 0x014c; */ | |
357 | reg_w(dev, TV8532_EXPOSURE, value, 2); /* 1c */ | |
358 | data = ADWIDTHL; /* 0x20; */ | |
359 | reg_w(dev, TV8532_ADWIDTH_L, &data, 1); /* 0x0c */ | |
360 | data = ADWIDTHH; | |
361 | reg_w(dev, TV8532_ADWIDTH_H, &data, 1); /* 0x0d */ | |
362 | ||
363 | /*******************************************************************/ | |
364 | data = TESTCOMP; /* 0x72 compressed mode */ | |
365 | reg_w(dev, TV8532_QUANT_COMP, &data, 1); /* 0x28 */ | |
366 | data = TESTLINE; /* 0x84; // CIF | 4 packet */ | |
367 | reg_w(dev, TV8532_MODE_PACKET, &data, 1); /* 0x29 */ | |
368 | ||
369 | /************************************************/ | |
370 | data = TESTCLK; /* 0x48; //0x08; */ | |
371 | reg_w(dev, TV8532_SETCLK, &data, 1); /* 0x2c */ | |
372 | data = TESTPTL; /* 0x38; */ | |
373 | reg_w(dev, TV8532_POINT_L, &data, 1); /* 0x2d */ | |
374 | data = TESTPTH; /* 0x04; */ | |
375 | reg_w(dev, TV8532_POINT_H, &data, 1); /* 0x2e */ | |
376 | dataStart = TESTPTBL; /* 0x04; */ | |
377 | reg_w(dev, TV8532_POINTB_L, &dataStart, 1); /* 0x2f */ | |
378 | data = TESTPTBH; /* 0x04; */ | |
379 | reg_w(dev, TV8532_POINTB_H, &data, 1); /* 0x30 */ | |
380 | data = TV8532_CMD_UPDATE; | |
381 | reg_w(dev, TV8532_PART_CTRL, &data, 1); /* 0x00<-0x84 */ | |
382 | /*************************************************/ | |
383 | data = 0x01; | |
384 | reg_w(dev, TV8532_UDP_UPDATE, &data, 1); /* 0x31 */ | |
385 | msleep(200); | |
386 | data = 0x00; | |
387 | reg_w(dev, TV8532_UDP_UPDATE, &data, 1); /* 0x31 */ | |
388 | /*************************************************/ | |
389 | tv_8532_setReg(gspca_dev); | |
390 | /*************************************************/ | |
391 | data = 0x0b; | |
bf7f0b98 | 392 | reg_w(dev, TV8532_GPIO_OE, &data, 1); |
6a7eba24 JFM |
393 | /*************************************************/ |
394 | tv_8532_setReg(gspca_dev); | |
395 | /*************************************************/ | |
396 | tv_8532_PollReg(gspca_dev); | |
397 | return 0; | |
398 | } | |
399 | ||
400 | static void setbrightness(struct gspca_dev *gspca_dev) | |
401 | { | |
402 | struct sd *sd = (struct sd *) gspca_dev; | |
403 | __u8 value[2]; | |
404 | __u8 data; | |
405 | int brightness = sd->brightness; | |
406 | ||
407 | value[1] = (brightness >> 8) & 0xff; | |
408 | value[0] = (brightness) & 0xff; | |
409 | reg_w(gspca_dev->dev, TV8532_EXPOSURE, value, 2); /* 1c */ | |
410 | data = TV8532_CMD_UPDATE; | |
411 | reg_w(gspca_dev->dev, TV8532_PART_CTRL, &data, 1); | |
412 | } | |
413 | ||
414 | /* -- start the camera -- */ | |
415 | static void sd_start(struct gspca_dev *gspca_dev) | |
416 | { | |
417 | struct usb_device *dev = gspca_dev->dev; | |
bf7f0b98 | 418 | __u8 data; |
6a7eba24 JFM |
419 | __u8 value[2]; |
420 | ||
421 | data = 0x32; | |
422 | reg_w(dev, TV8532_AD_SLOPE, &data, 1); | |
423 | data = 0; | |
424 | reg_w(dev, TV8532_AD_BITCTRL, &data, 1); | |
425 | tv_8532ReadRegisters(gspca_dev); | |
426 | data = 0x0b; | |
427 | reg_w(dev, TV8532_GPIO_OE, &data, 1); | |
428 | value[0] = ADHEIGHL; | |
429 | value[1] = ADHEIGHH; /* 401d 0x0169; */ | |
430 | reg_w(dev, TV8532_ADHEIGHT_L, value, 2); /* 0e */ | |
431 | /* value[0] = EXPOL; value[1] =EXPOH; * 350d 0x014c; */ | |
432 | /* reg_w(dev,TV8532_REQ_RegWrite,0,TV8532_EXPOSURE,value,2); * 1c */ | |
433 | setbrightness(gspca_dev); | |
434 | ||
435 | data = ADWIDTHL; /* 0x20; */ | |
436 | reg_w(dev, TV8532_ADWIDTH_L, &data, 1); /* 0x0c */ | |
437 | data = ADWIDTHH; | |
438 | reg_w(dev, TV8532_ADWIDTH_H, &data, 1); /* 0x0d */ | |
439 | ||
440 | /************************************************/ | |
441 | data = TESTCOMP; /* 0x72 compressed mode */ | |
442 | reg_w(dev, TV8532_QUANT_COMP, &data, 1); /* 0x28 */ | |
443 | if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].mode) { | |
444 | /* 176x144 */ | |
445 | data = QCIFLINE; /* 0x84; // CIF | 4 packet */ | |
446 | reg_w(dev, TV8532_MODE_PACKET, &data, 1); /* 0x29 */ | |
447 | } else { | |
448 | /* 352x288 */ | |
449 | data = TESTLINE; /* 0x84; // CIF | 4 packet */ | |
450 | reg_w(dev, TV8532_MODE_PACKET, &data, 1); /* 0x29 */ | |
451 | } | |
452 | /************************************************/ | |
453 | data = TESTCLK; /* 0x48; //0x08; */ | |
454 | reg_w(dev, TV8532_SETCLK, &data, 1); /* 0x2c */ | |
455 | data = TESTPTL; /* 0x38; */ | |
456 | reg_w(dev, TV8532_POINT_L, &data, 1); /* 0x2d */ | |
457 | data = TESTPTH; /* 0x04; */ | |
458 | reg_w(dev, TV8532_POINT_H, &data, 1); /* 0x2e */ | |
bf7f0b98 JFM |
459 | data = TESTPTBL; /* 0x04; */ |
460 | reg_w(dev, TV8532_POINTB_L, &data, 1); /* 0x2f */ | |
6a7eba24 JFM |
461 | data = TESTPTBH; /* 0x04; */ |
462 | reg_w(dev, TV8532_POINTB_H, &data, 1); /* 0x30 */ | |
463 | data = TV8532_CMD_UPDATE; | |
464 | reg_w(dev, TV8532_PART_CTRL, &data, 1); /* 0x00<-0x84 */ | |
465 | /************************************************/ | |
466 | data = 0x01; | |
467 | reg_w(dev, TV8532_UDP_UPDATE, &data, 1); /* 0x31 */ | |
468 | msleep(200); | |
469 | data = 0x00; | |
470 | reg_w(dev, TV8532_UDP_UPDATE, &data, 1); /* 0x31 */ | |
471 | /************************************************/ | |
472 | tv_8532_setReg(gspca_dev); | |
473 | /************************************************/ | |
474 | data = 0x0b; | |
475 | reg_w(dev, TV8532_GPIO_OE, &data, 1); | |
476 | /************************************************/ | |
477 | tv_8532_setReg(gspca_dev); | |
478 | /************************************************/ | |
479 | tv_8532_PollReg(gspca_dev); | |
480 | data = 0x00; | |
481 | reg_w(dev, TV8532_UDP_UPDATE, &data, 1); /* 0x31 */ | |
482 | } | |
483 | ||
484 | static void sd_stopN(struct gspca_dev *gspca_dev) | |
485 | { | |
486 | struct usb_device *dev = gspca_dev->dev; | |
487 | __u8 data; | |
488 | ||
489 | data = 0x0b; | |
490 | reg_w(dev, TV8532_GPIO_OE, &data, 1); | |
491 | } | |
492 | ||
493 | static void sd_stop0(struct gspca_dev *gspca_dev) | |
494 | { | |
495 | } | |
496 | ||
497 | static void sd_close(struct gspca_dev *gspca_dev) | |
498 | { | |
499 | } | |
500 | ||
501 | static void tv8532_preprocess(struct gspca_dev *gspca_dev) | |
502 | { | |
503 | struct sd *sd = (struct sd *) gspca_dev; | |
504 | /* we should received a whole frame with header and EOL marker | |
505 | * in gspca_dev->tmpbuf and return a GBRG pattern in gspca_dev->tmpbuf2 | |
506 | * sequence 2bytes header the Alternate pixels bayer GB 4 bytes | |
507 | * Alternate pixels bayer RG 4 bytes EOL */ | |
508 | int width = gspca_dev->width; | |
509 | int height = gspca_dev->height; | |
510 | unsigned char *dst = sd->tmpbuf2; | |
511 | unsigned char *data = sd->tmpbuf; | |
512 | int i; | |
513 | ||
514 | /* precompute where is the good bayer line */ | |
515 | if (((data[3] + data[width + 7]) >> 1) | |
516 | + (data[4] >> 2) | |
517 | + (data[width + 6] >> 1) >= ((data[2] + data[width + 6]) >> 1) | |
518 | + (data[3] >> 2) | |
519 | + (data[width + 5] >> 1)) | |
520 | data += 3; | |
521 | else | |
522 | data += 2; | |
523 | for (i = 0; i < height / 2; i++) { | |
524 | memcpy(dst, data, width); | |
525 | data += width + 3; | |
526 | dst += width; | |
527 | memcpy(dst, data, width); | |
528 | data += width + 7; | |
529 | dst += width; | |
530 | } | |
531 | } | |
532 | ||
533 | static void sd_pkt_scan(struct gspca_dev *gspca_dev, | |
534 | struct gspca_frame *frame, /* target */ | |
535 | __u8 *data, /* isoc packet */ | |
536 | int len) /* iso packet length */ | |
537 | { | |
538 | struct sd *sd = (struct sd *) gspca_dev; | |
539 | ||
540 | if (data[0] != 0x80) { | |
541 | sd->packet++; | |
542 | if (sd->buflen + len > sizeof sd->tmpbuf) { | |
543 | if (gspca_dev->last_packet_type != DISCARD_PACKET) { | |
544 | PDEBUG(D_PACK, "buffer overflow"); | |
545 | gspca_dev->last_packet_type = DISCARD_PACKET; | |
546 | } | |
547 | return; | |
548 | } | |
549 | memcpy(&sd->tmpbuf[sd->buflen], data, len); | |
550 | sd->buflen += len; | |
551 | return; | |
552 | } | |
553 | ||
554 | /* here we detect 0x80 */ | |
555 | /* counter is limited so we need few header for a frame :) */ | |
556 | ||
557 | /* header 0x80 0x80 0x80 0x80 0x80 */ | |
558 | /* packet 00 63 127 145 00 */ | |
559 | /* sof 0 1 1 0 0 */ | |
560 | ||
561 | /* update sequence */ | |
562 | if (sd->packet == 63 || sd->packet == 127) | |
563 | sd->synchro = 1; | |
564 | ||
565 | /* is there a frame start ? */ | |
566 | if (sd->packet >= (gspca_dev->height >> 1) - 1) { | |
567 | PDEBUG(D_PACK, "SOF > %d packet %d", sd->synchro, | |
568 | sd->packet); | |
569 | if (!sd->synchro) { /* start of frame */ | |
570 | if (gspca_dev->last_packet_type == FIRST_PACKET) { | |
571 | tv8532_preprocess(gspca_dev); | |
572 | frame = gspca_frame_add(gspca_dev, | |
573 | LAST_PACKET, | |
574 | frame, sd->tmpbuf2, | |
575 | gspca_dev->width * | |
576 | gspca_dev->width); | |
577 | } | |
578 | gspca_frame_add(gspca_dev, FIRST_PACKET, | |
579 | frame, data, 0); | |
580 | memcpy(sd->tmpbuf, data, len); | |
581 | sd->buflen = len; | |
582 | sd->packet = 0; | |
583 | return; | |
584 | } | |
585 | if (gspca_dev->last_packet_type != DISCARD_PACKET) { | |
586 | PDEBUG(D_PACK, | |
587 | "Warning wrong TV8532 frame detection %d", | |
588 | sd->packet); | |
589 | gspca_dev->last_packet_type = DISCARD_PACKET; | |
590 | } | |
591 | return; | |
592 | } | |
593 | ||
594 | if (!sd->synchro) { | |
595 | /* Drop packet frame corrupt */ | |
596 | PDEBUG(D_PACK, "DROP SOF %d packet %d", | |
597 | sd->synchro, sd->packet); | |
598 | sd->packet = 0; | |
599 | gspca_dev->last_packet_type = DISCARD_PACKET; | |
600 | return; | |
601 | } | |
602 | sd->synchro = 1; | |
603 | sd->packet++; | |
604 | memcpy(&sd->tmpbuf[sd->buflen], data, len); | |
605 | sd->buflen += len; | |
606 | } | |
607 | ||
608 | static void setcontrast(struct gspca_dev *gspca_dev) | |
609 | { | |
610 | } | |
611 | ||
612 | static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) | |
613 | { | |
614 | struct sd *sd = (struct sd *) gspca_dev; | |
615 | ||
616 | sd->brightness = val; | |
617 | if (gspca_dev->streaming) | |
618 | setbrightness(gspca_dev); | |
619 | return 0; | |
620 | } | |
621 | ||
622 | static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) | |
623 | { | |
624 | struct sd *sd = (struct sd *) gspca_dev; | |
625 | ||
626 | *val = sd->brightness; | |
627 | return 0; | |
628 | } | |
629 | ||
630 | static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) | |
631 | { | |
632 | struct sd *sd = (struct sd *) gspca_dev; | |
633 | ||
634 | sd->contrast = val; | |
635 | if (gspca_dev->streaming) | |
636 | setcontrast(gspca_dev); | |
637 | return 0; | |
638 | } | |
639 | ||
640 | static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val) | |
641 | { | |
642 | struct sd *sd = (struct sd *) gspca_dev; | |
643 | ||
644 | *val = sd->contrast; | |
645 | return 0; | |
646 | } | |
647 | ||
648 | /* sub-driver description */ | |
649 | static struct sd_desc sd_desc = { | |
650 | .name = MODULE_NAME, | |
651 | .ctrls = sd_ctrls, | |
652 | .nctrls = ARRAY_SIZE(sd_ctrls), | |
653 | .config = sd_config, | |
654 | .open = sd_open, | |
655 | .start = sd_start, | |
656 | .stopN = sd_stopN, | |
657 | .stop0 = sd_stop0, | |
658 | .close = sd_close, | |
659 | .pkt_scan = sd_pkt_scan, | |
660 | }; | |
661 | ||
662 | /* -- module initialisation -- */ | |
663 | #define DVNM(name) .driver_info = (kernel_ulong_t) name | |
664 | static __devinitdata struct usb_device_id device_table[] = { | |
665 | {USB_DEVICE(0x046d, 0x0920), DVNM("QC Express")}, | |
666 | {USB_DEVICE(0x046d, 0x0921), DVNM("Labtec Webcam")}, | |
667 | {USB_DEVICE(0x0545, 0x808b), DVNM("Veo Stingray")}, | |
668 | {USB_DEVICE(0x0545, 0x8333), DVNM("Veo Stingray")}, | |
669 | {USB_DEVICE(0x0923, 0x010f), DVNM("ICM532 cams")}, | |
670 | {} | |
671 | }; | |
672 | ||
673 | MODULE_DEVICE_TABLE(usb, device_table); | |
674 | ||
675 | /* -- device connect -- */ | |
676 | static int sd_probe(struct usb_interface *intf, | |
677 | const struct usb_device_id *id) | |
678 | { | |
679 | return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), | |
680 | THIS_MODULE); | |
681 | } | |
682 | ||
683 | static struct usb_driver sd_driver = { | |
684 | .name = MODULE_NAME, | |
685 | .id_table = device_table, | |
686 | .probe = sd_probe, | |
687 | .disconnect = gspca_disconnect, | |
688 | }; | |
689 | ||
690 | /* -- module insert / remove -- */ | |
691 | static int __init sd_mod_init(void) | |
692 | { | |
693 | if (usb_register(&sd_driver) < 0) | |
694 | return -1; | |
695 | PDEBUG(D_PROBE, "v%s registered", version); | |
696 | return 0; | |
697 | } | |
698 | ||
699 | static void __exit sd_mod_exit(void) | |
700 | { | |
701 | usb_deregister(&sd_driver); | |
702 | PDEBUG(D_PROBE, "deregistered"); | |
703 | } | |
704 | ||
705 | module_init(sd_mod_init); | |
706 | module_exit(sd_mod_exit); |