2 * Sunplus spca561 subdriver
4 * Copyright (C) 2004 Michel Xhaard mxhaard@magic.fr
6 * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #define MODULE_NAME "spca561"
27 #define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 1, 5)
28 static const char version[] = "2.1.5";
30 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
31 MODULE_DESCRIPTION("GSPCA/SPCA561 USB Camera Driver");
32 MODULE_LICENSE("GPL");
34 /* specific webcam descriptor */
36 struct gspca_dev gspca_dev; /* !! must be the first item */
38 unsigned short contrast;
44 #define AG_CNT_START 13
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 static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
53 static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val);
55 static struct ctrl sd_ctrls[] = {
56 #define SD_BRIGHTNESS 0
59 .id = V4L2_CID_BRIGHTNESS,
60 .type = V4L2_CTRL_TYPE_INTEGER,
67 .set = sd_setbrightness,
68 .get = sd_getbrightness,
73 .id = V4L2_CID_CONTRAST,
74 .type = V4L2_CTRL_TYPE_INTEGER,
79 .default_value = 0x2000,
81 .set = sd_setcontrast,
82 .get = sd_getcontrast,
87 .id = V4L2_CID_AUTOGAIN,
88 .type = V4L2_CTRL_TYPE_BOOLEAN,
95 .set = sd_setautogain,
96 .get = sd_getautogain,
100 static struct v4l2_pix_format sif_mode[] = {
101 {160, 120, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
103 .sizeimage = 160 * 120,
104 .colorspace = V4L2_COLORSPACE_SRGB,
106 {176, 144, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
108 .sizeimage = 176 * 144,
109 .colorspace = V4L2_COLORSPACE_SRGB,
111 {320, 240, V4L2_PIX_FMT_SPCA561, V4L2_FIELD_NONE,
113 .sizeimage = 320 * 240 * 4 / 8,
114 .colorspace = V4L2_COLORSPACE_SRGB,
116 {352, 288, V4L2_PIX_FMT_SPCA561, V4L2_FIELD_NONE,
118 .sizeimage = 352 * 288 * 4 / 8,
119 .colorspace = V4L2_COLORSPACE_SRGB,
124 * Initialization data
125 * I'm not very sure how to split initialization from open data
126 * chunks. For now, we'll consider everything as initialization
128 /* Frame packet header offsets for the spca561 */
129 #define SPCA561_OFFSET_SNAP 1
130 #define SPCA561_OFFSET_TYPE 2
131 #define SPCA561_OFFSET_COMPRESS 3
132 #define SPCA561_OFFSET_FRAMSEQ 4
133 #define SPCA561_OFFSET_GPIO 5
134 #define SPCA561_OFFSET_USBBUFF 6
135 #define SPCA561_OFFSET_WIN2GRAVE 7
136 #define SPCA561_OFFSET_WIN2RAVE 8
137 #define SPCA561_OFFSET_WIN2BAVE 9
138 #define SPCA561_OFFSET_WIN2GBAVE 10
139 #define SPCA561_OFFSET_WIN1GRAVE 11
140 #define SPCA561_OFFSET_WIN1RAVE 12
141 #define SPCA561_OFFSET_WIN1BAVE 13
142 #define SPCA561_OFFSET_WIN1GBAVE 14
143 #define SPCA561_OFFSET_FREQ 15
144 #define SPCA561_OFFSET_VSYNC 16
145 #define SPCA561_OFFSET_DATA 1
146 #define SPCA561_INDEX_I2C_BASE 0x8800
147 #define SPCA561_SNAPBIT 0x20
148 #define SPCA561_SNAPCTRL 0x40
154 static void reg_w_val(struct usb_device *dev, __u16 index, __u16 value)
158 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
160 USB_TYPE_VENDOR | USB_RECIP_DEVICE,
161 value, index, NULL, 0, 500);
162 PDEBUG(D_USBO, "reg write: 0x%02x:0x%02x", index, value);
164 PDEBUG(D_ERR, "reg write: error %d", ret);
167 static void write_vector(struct gspca_dev *gspca_dev,
168 const __u16 data[][2])
170 struct usb_device *dev = gspca_dev->dev;
174 while (data[i][1] != 0) {
175 reg_w_val(dev, data[i][1], data[i][0]);
180 static void reg_r(struct usb_device *dev,
181 __u16 index, __u8 *buffer, __u16 length)
183 usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
185 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
187 index, buffer, length, 500);
190 static void reg_w_buf(struct usb_device *dev,
191 __u16 index, const __u8 *buffer, __u16 len)
195 memcpy(tmpbuf, buffer, len);
196 usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
198 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
200 index, tmpbuf, len, 500);
203 static void i2c_init(struct gspca_dev *gspca_dev, __u8 mode)
205 reg_w_val(gspca_dev->dev, 0x92, 0x8804);
206 reg_w_val(gspca_dev->dev, mode, 0x8802);
209 static void i2c_write(struct gspca_dev *gspca_dev, __u16 valeur, __u16 reg)
217 DataHight = valeur >> 8;
218 reg_w_val(gspca_dev->dev, reg, 0x8801);
219 reg_w_val(gspca_dev->dev, DataLow, 0x8805);
220 reg_w_val(gspca_dev->dev, DataHight, 0x8800);
222 reg_r(gspca_dev->dev, 0x8803, &Data, 1);
228 static int i2c_read(struct gspca_dev *gspca_dev, __u16 reg, __u8 mode)
235 reg_w_val(gspca_dev->dev, 0x92, 0x8804);
236 reg_w_val(gspca_dev->dev, reg, 0x8801);
237 reg_w_val(gspca_dev->dev, (mode | 0x01), 0x8802);
239 reg_r(gspca_dev->dev, 0x8803, &Data, 1);
245 reg_r(gspca_dev->dev, 0x8800, &value, 1);
246 reg_r(gspca_dev->dev, 0x8805, &vallsb, 1);
247 return ((int) value << 8) | vallsb;
250 static const __u16 spca561_init_data[][2] = {
251 {0x0000, 0x8114}, /* Software GPIO output data */
252 {0x0001, 0x8114}, /* Software GPIO output data */
253 {0x0000, 0x8112}, /* Some kind of reset */
254 {0x0003, 0x8701}, /* PCLK clock delay adjustment */
255 {0x0001, 0x8703}, /* HSYNC from cmos inverted */
256 {0x0011, 0x8118}, /* Enable and conf sensor */
257 {0x0001, 0x8118}, /* Conf sensor */
258 {0x0092, 0x8804}, /* I know nothing about these */
259 {0x0010, 0x8802}, /* 0x88xx registers, so I won't */
261 {0x000d, 0x8805}, /* sensor default setting */
262 {0x0001, 0x8801}, /* 1 <- 0x0d */
265 {0x0002, 0x8801}, /* 2 <- 0x18 */
268 {0x0004, 0x8801}, /* 4 <- 0x01 0x65 */
271 {0x0005, 0x8801}, /* 5 <- 0x21 */
274 {0x0007, 0x8801}, /* 7 <- 0xaa */
277 {0x0020, 0x8801}, /* 0x20 <- 0x15 0x04 */
280 {0x0039, 0x8801}, /* 0x39 <- 0x02 */
283 {0x0035, 0x8801}, /* 0x35 <- 0x10 */
286 {0x0009, 0x8801}, /* 0x09 <- 0x10 0x49 */
289 {0x0028, 0x8801}, /* 0x28 <- 0x0b */
292 {0x003b, 0x8801}, /* 0x3b <- 0x0f */
295 {0x003c, 0x8801}, /* 0x3c <- 0x00 */
298 {0x0018, 0x8601}, /* Pixel/line selection for color separation */
299 {0x0000, 0x8602}, /* Optical black level for user setting */
300 {0x0060, 0x8604}, /* Optical black horizontal offset */
301 {0x0002, 0x8605}, /* Optical black vertical offset */
302 {0x0000, 0x8603}, /* Non-automatic optical black level */
303 {0x0002, 0x865b}, /* Horizontal offset for valid pixels */
304 {0x0000, 0x865f}, /* Vertical valid pixels window (x2) */
305 {0x00b0, 0x865d}, /* Horizontal valid pixels window (x2) */
306 {0x0090, 0x865e}, /* Vertical valid lines window (x2) */
307 {0x00e0, 0x8406}, /* Memory buffer threshold */
308 {0x0000, 0x8660}, /* Compensation memory stuff */
309 {0x0002, 0x8201}, /* Output address for r/w serial EEPROM */
310 {0x0008, 0x8200}, /* Clear valid bit for serial EEPROM */
311 {0x0001, 0x8200}, /* OprMode to be executed by hardware */
312 {0x0007, 0x8201}, /* Output address for r/w serial EEPROM */
313 {0x0008, 0x8200}, /* Clear valid bit for serial EEPROM */
314 {0x0001, 0x8200}, /* OprMode to be executed by hardware */
315 {0x0010, 0x8660}, /* Compensation memory stuff */
316 {0x0018, 0x8660}, /* Compensation memory stuff */
318 {0x0004, 0x8611}, /* R offset for white balance */
319 {0x0004, 0x8612}, /* Gr offset for white balance */
320 {0x0007, 0x8613}, /* B offset for white balance */
321 {0x0000, 0x8614}, /* Gb offset for white balance */
322 {0x008c, 0x8651}, /* R gain for white balance */
323 {0x008c, 0x8652}, /* Gr gain for white balance */
324 {0x00b5, 0x8653}, /* B gain for white balance */
325 {0x008c, 0x8654}, /* Gb gain for white balance */
326 {0x0002, 0x8502}, /* Maximum average bit rate stuff */
329 {0x0087, 0x8700}, /* Set master clock (96Mhz????) */
330 {0x0081, 0x8702}, /* Master clock output enable */
332 {0x0000, 0x8500}, /* Set image type (352x288 no compression) */
333 /* Originally was 0x0010 (352x288 compression) */
335 {0x0002, 0x865b}, /* Horizontal offset for valid pixels */
336 {0x0003, 0x865c}, /* Vertical offset for valid lines */
337 /***************//* sensor active */
338 {0x0003, 0x8801}, /* 0x03 <- 0x01 0x21 //289 */
341 {0x0004, 0x8801}, /* 0x04 <- 0x01 0x65 //357 */
344 {0x0005, 0x8801}, /* 0x05 <- 0x2f */
347 {0x0006, 0x8801}, /* 0x06 <- 0 */
350 {0x000a, 0x8801}, /* 0x0a <- 2 */
353 {0x0009, 0x8801}, /* 0x09 <- 0x1061 */
356 {0x0035, 0x8801}, /* 0x35 <-0x14 */
359 {0x0030, 0x8112}, /* ISO and drop packet enable */
360 {0x0000, 0x8112}, /* Some kind of reset ???? */
361 {0x0009, 0x8118}, /* Enable sensor and set standby */
362 {0x0000, 0x8114}, /* Software GPIO output data */
363 {0x0000, 0x8114}, /* Software GPIO output data */
364 {0x0001, 0x8114}, /* Software GPIO output data */
365 {0x0000, 0x8112}, /* Some kind of reset ??? */
386 {0x0007, 0x8801}, /* mode 0xaa */
390 {0x0015, 0x8800}, /* mode 0x0415 */
414 {0x0087, 0x8700}, /* overwrite by start */
417 /* {0x0010, 0x8500}, -- Previous line was this */
421 {0x0003, 0x8801}, /* 0x121-> 289 */
424 {0x0004, 0x8801}, /* 0x165 -> 357 */
427 {0x0005, 0x8801}, /* 0x2f //blanking control colonne */
430 {0x0006, 0x8801}, /* 0x00 //blanking mode row */
433 {0x000a, 0x8801}, /* 0x01 //0x02 */
436 {0x0009, 0x8801}, /* 0x1061 - setexposure times && pixel clock
437 * 0001 0 | 000 0110 0001 */
438 {0x0061, 0x8805}, /* 61 31 */
439 {0x0008, 0x8800}, /* 08 */
440 {0x0035, 0x8801}, /* 0x14 - set gain general */
441 {0x001f, 0x8805}, /* 0x14 */
447 static void sensor_reset(struct gspca_dev *gspca_dev)
449 reg_w_val(gspca_dev->dev, 0x8631, 0xc8);
450 reg_w_val(gspca_dev->dev, 0x8634, 0xc8);
451 reg_w_val(gspca_dev->dev, 0x8112, 0x00);
452 reg_w_val(gspca_dev->dev, 0x8114, 0x00);
453 reg_w_val(gspca_dev->dev, 0x8118, 0x21);
454 i2c_init(gspca_dev, 0x14);
455 i2c_write(gspca_dev, 1, 0x0d);
456 i2c_write(gspca_dev, 0, 0x0d);
459 /******************** QC Express etch2 stuff ********************/
460 static const __u16 Pb100_1map8300[][2] = {
464 {0x8303, 0x0125}, /* image area */
475 static const __u16 Pb100_2map8300[][2] = {
482 static const __u16 spca561_161rev12A_data1[][2] = {
487 {0x04, 0x8802}, /* windows uses 08 */
490 static const __u16 spca561_161rev12A_data2[][2] = {
498 {0x07, 0x8201}, /* windows uses 02 */
503 {0x01, 0x8114}, /* windows uses 00 */
510 {0x00, 0x8610}, /* *red */
511 {0x00, 0x8611}, /* 3f *green */
512 {0x00, 0x8612}, /* green *blue */
513 {0x00, 0x8613}, /* blue *green */
514 {0x35, 0x8614}, /* green *red */
515 {0x35, 0x8615}, /* 40 *green */
516 {0x35, 0x8616}, /* 7a *blue */
517 {0x35, 0x8617}, /* 40 *green */
519 {0x0c, 0x8620}, /* 0c */
520 {0xc8, 0x8631}, /* c8 */
521 {0xc8, 0x8634}, /* c8 */
522 {0x23, 0x8635}, /* 23 */
523 {0x1f, 0x8636}, /* 1f */
524 {0xdd, 0x8637}, /* dd */
525 {0xe1, 0x8638}, /* e1 */
526 {0x1d, 0x8639}, /* 1d */
527 {0x21, 0x863a}, /* 21 */
528 {0xe3, 0x863b}, /* e3 */
529 {0xdf, 0x863c}, /* df */
535 static void sensor_mapwrite(struct gspca_dev *gspca_dev,
536 const __u16 sensormap[][2])
541 while (sensormap[i][0]) {
542 usbval[0] = sensormap[i][1];
543 usbval[1] = sensormap[i][1] >> 8;
544 reg_w_buf(gspca_dev->dev, sensormap[i][0], usbval, 2);
548 static void init_161rev12A(struct gspca_dev *gspca_dev)
550 sensor_reset(gspca_dev);
551 write_vector(gspca_dev, spca561_161rev12A_data1);
552 sensor_mapwrite(gspca_dev, Pb100_1map8300);
553 write_vector(gspca_dev, spca561_161rev12A_data2);
554 sensor_mapwrite(gspca_dev, Pb100_2map8300);
557 /* this function is called at probe time */
558 static int sd_config(struct gspca_dev *gspca_dev,
559 const struct usb_device_id *id)
561 struct sd *sd = (struct sd *) gspca_dev;
562 struct usb_device *dev = gspca_dev->dev;
564 __u16 vendor, product;
567 /* Read frm global register the USB product and vendor IDs, just to
568 * prove that we can communicate with the device. This works, which
569 * confirms at we are communicating properly and that the device
571 reg_r(dev, 0x8104, &data1, 1);
572 reg_r(dev, 0x8105, &data2, 1);
573 vendor = (data2 << 8) | data1;
574 reg_r(dev, 0x8106, &data1, 1);
575 reg_r(dev, 0x8107, &data2, 1);
576 product = (data2 << 8) | data1;
577 if (vendor != id->idVendor || product != id->idProduct) {
578 PDEBUG(D_PROBE, "Bad vendor / product from device");
591 sd->chip_revision = Rev012A;
595 case 0x0815: * ?? in spca508.c
601 sd->chip_revision = Rev072A;
604 cam = &gspca_dev->cam;
605 cam->dev_name = (char *) id->driver_info;
607 gspca_dev->nbalt = 7 + 1; /* choose alternate 7 first */
608 cam->cam_mode = sif_mode;
609 cam->nmodes = sizeof sif_mode / sizeof sif_mode[0];
610 sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
611 sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value;
612 sd->autogain = sd_ctrls[SD_AUTOGAIN].qctrl.default_value;
616 /* this function is called at open time */
617 static int sd_open(struct gspca_dev *gspca_dev)
619 struct sd *sd = (struct sd *) gspca_dev;
621 switch (sd->chip_revision) {
623 PDEBUG(D_STREAM, "Chip revision id: 072a");
624 write_vector(gspca_dev, spca561_init_data);
628 PDEBUG(D_STREAM, "Chip revision id: 012a");
629 init_161rev12A(gspca_dev);
635 static void setcontrast(struct gspca_dev *gspca_dev)
637 struct sd *sd = (struct sd *) gspca_dev;
638 struct usb_device *dev = gspca_dev->dev;
642 switch (sd->chip_revision) {
644 lowb = sd->contrast >> 8;
645 reg_w_val(dev, lowb, 0x8651);
646 reg_w_val(dev, lowb, 0x8652);
647 reg_w_val(dev, lowb, 0x8653);
648 reg_w_val(dev, lowb, 0x8654);
652 { 0x00, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00 };
654 /* Write camera sensor settings */
655 expotimes = (sd->contrast >> 5) & 0x07ff;
656 Reg8391[0] = expotimes & 0xff; /* exposure */
657 Reg8391[1] = 0x18 | (expotimes >> 8);
658 Reg8391[2] = sd->brightness; /* gain */
659 reg_w_buf(dev, 0x8391, Reg8391, 8);
660 reg_w_buf(dev, 0x8390, Reg8391, 8);
666 static void sd_start(struct gspca_dev *gspca_dev)
668 struct sd *sd = (struct sd *) gspca_dev;
669 struct usb_device *dev = gspca_dev->dev;
671 __u8 Reg8307[] = { 0xaa, 0x00 };
674 mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
675 switch (sd->chip_revision) {
690 reg_w_val(dev, 0x8500, mode); /* mode */
691 reg_w_val(dev, 0x8700, Clck); /* 0x27 clock */
692 reg_w_val(dev, 0x8112, 0x10 | 0x20);
709 /* Use compression on 320x240 and above */
710 reg_w_val(dev, 0x8500, 0x10 | mode);
712 /* I couldn't get the compression to work below 320x240
713 * Fortunately at these resolutions the bandwidth
714 * is sufficient to push raw frames at ~20fps */
715 reg_w_val(dev, 0x8500, mode);
716 } /* -- qq@kuku.eu.org */
717 reg_w_buf(dev, 0x8307, Reg8307, 2);
718 reg_w_val(dev, 0x8700, Clck); /* 0x8f 0x85 0x27 clock */
719 reg_w_val(dev, 0x8112, 0x1e | 0x20);
720 reg_w_val(dev, 0x850b, 0x03);
721 setcontrast(gspca_dev);
726 static void sd_stopN(struct gspca_dev *gspca_dev)
728 reg_w_val(gspca_dev->dev, 0x8112, 0x20);
731 static void sd_stop0(struct gspca_dev *gspca_dev)
735 /* this function is called at close time */
736 static void sd_close(struct gspca_dev *gspca_dev)
738 reg_w_val(gspca_dev->dev, 0x8114, 0);
741 static void setautogain(struct gspca_dev *gspca_dev)
743 struct sd *sd = (struct sd *) gspca_dev;
749 __u8 luma_mean = 110;
750 __u8 luma_delta = 20;
753 switch (sd->chip_revision) {
755 reg_r(gspca_dev->dev, 0x8621, &Gr, 1);
756 reg_r(gspca_dev->dev, 0x8622, &R, 1);
757 reg_r(gspca_dev->dev, 0x8623, &B, 1);
758 reg_r(gspca_dev->dev, 0x8624, &Gb, 1);
759 y = (77 * R + 75 * (Gr + Gb) + 29 * B) >> 8;
760 /* u= (128*B-(43*(Gr+Gb+R))) >> 8; */
761 /* v= (128*R-(53*(Gr+Gb))-21*B) >> 8; */
762 /* PDEBUG(D_CONF,"reading Y %d U %d V %d ",y,u,v); */
764 if (y < luma_mean - luma_delta ||
765 y > luma_mean + luma_delta) {
766 expotimes = i2c_read(gspca_dev, 0x09, 0x10);
768 expotimes = expotimes & 0x07ff;
770 "Exposition Times 0x%03X Clock 0x%04X ",
771 expotimes,pixelclk); */
772 gainG = i2c_read(gspca_dev, 0x35, 0x10);
774 "reading Gain register %d", gainG); */
776 expotimes += (luma_mean - y) >> spring;
777 gainG += (luma_mean - y) / 50;
779 "compute expotimes %d gain %d",
786 i2c_write(gspca_dev, gainG, 0x35);
788 if (expotimes >= 0x0256)
790 else if (expotimes < 4)
792 i2c_write(gspca_dev, expotimes | pixelclk, 0x09);
796 /* sensor registers is access and memory mapped to 0x8300 */
797 /* readind all 0x83xx block the sensor */
799 * The data from the header seem wrong where is the luma
800 * and chroma mean value
801 * at the moment set exposure in contrast set
807 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
808 struct gspca_frame *frame, /* target */
809 __u8 *data, /* isoc packet */
810 int len) /* iso packet length */
812 struct sd *sd = (struct sd *) gspca_dev;
815 case 0: /* start of frame */
816 frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
818 if (sd->ag_cnt >= 0) {
819 if (--sd->ag_cnt < 0) {
820 sd->ag_cnt = AG_CNT_START;
821 setautogain(gspca_dev);
824 data += SPCA561_OFFSET_DATA;
825 len -= SPCA561_OFFSET_DATA;
826 if (data[1] & 0x10) {
827 /* compressed bayer */
828 gspca_frame_add(gspca_dev, FIRST_PACKET,
831 /* raw bayer (with a header, which we skip) */
834 gspca_frame_add(gspca_dev, FIRST_PACKET,
838 case 0xff: /* drop */
839 /* gspca_dev->last_packet_type = DISCARD_PACKET; */
844 gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
847 static void setbrightness(struct gspca_dev *gspca_dev)
849 struct sd *sd = (struct sd *) gspca_dev;
852 switch (sd->chip_revision) {
854 value = sd->brightness;
855 reg_w_val(gspca_dev->dev, value, 0x8611);
856 reg_w_val(gspca_dev->dev, value, 0x8612);
857 reg_w_val(gspca_dev->dev, value, 0x8613);
858 reg_w_val(gspca_dev->dev, value, 0x8614);
862 setcontrast(gspca_dev);
867 static void getbrightness(struct gspca_dev *gspca_dev)
869 struct sd *sd = (struct sd *) gspca_dev;
873 switch (sd->chip_revision) {
876 reg_r(gspca_dev->dev, 0x8611, &value, 1);
878 reg_r(gspca_dev->dev, 0x8612, &value, 1);
880 reg_r(gspca_dev->dev, 0x8613, &value, 1);
882 reg_r(gspca_dev->dev, 0x8614, &value, 1);
884 sd->brightness = tot >> 2;
888 /* no way to read sensor settings */
893 static void getcontrast(struct gspca_dev *gspca_dev)
895 struct sd *sd = (struct sd *) gspca_dev;
899 switch (sd->chip_revision) {
902 reg_r(gspca_dev->dev, 0x8651, &value, 1);
904 reg_r(gspca_dev->dev, 0x8652, &value, 1);
906 reg_r(gspca_dev->dev, 0x8653, &value, 1);
908 reg_r(gspca_dev->dev, 0x8654, &value, 1);
910 sd->contrast = tot << 6;
914 /* no way to read sensor settings */
917 PDEBUG(D_CONF, "get contrast %d", sd->contrast);
920 static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
922 struct sd *sd = (struct sd *) gspca_dev;
924 sd->brightness = val;
925 if (gspca_dev->streaming)
926 setbrightness(gspca_dev);
930 static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
932 struct sd *sd = (struct sd *) gspca_dev;
934 getbrightness(gspca_dev);
935 *val = sd->brightness;
939 static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
941 struct sd *sd = (struct sd *) gspca_dev;
944 if (gspca_dev->streaming)
945 setcontrast(gspca_dev);
949 static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
951 struct sd *sd = (struct sd *) gspca_dev;
953 getcontrast(gspca_dev);
958 static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
960 struct sd *sd = (struct sd *) gspca_dev;
964 sd->ag_cnt = AG_CNT_START;
970 static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
972 struct sd *sd = (struct sd *) gspca_dev;
978 /* sub-driver description */
979 static const struct sd_desc sd_desc = {
982 .nctrls = ARRAY_SIZE(sd_ctrls),
989 .pkt_scan = sd_pkt_scan,
992 /* -- module initialisation -- */
993 #define DVNM(name) .driver_info = (kernel_ulong_t) name
994 static const __devinitdata struct usb_device_id device_table[] = {
995 {USB_DEVICE(0x041e, 0x401a), DVNM("Creative Webcam Vista (PD1100)")},
996 {USB_DEVICE(0x041e, 0x403b), DVNM("Creative Webcam Vista (VF0010)")},
997 {USB_DEVICE(0x0458, 0x7004), DVNM("Genius VideoCAM Express V2")},
998 {USB_DEVICE(0x046d, 0x0928), DVNM("Logitech QC Express Etch2")},
999 {USB_DEVICE(0x046d, 0x0929), DVNM("Labtec Webcam Elch2")},
1000 {USB_DEVICE(0x046d, 0x092a), DVNM("Logitech QC for Notebook")},
1001 {USB_DEVICE(0x046d, 0x092b), DVNM("Labtec Webcam Plus")},
1002 {USB_DEVICE(0x046d, 0x092c), DVNM("Logitech QC chat Elch2")},
1003 {USB_DEVICE(0x046d, 0x092d), DVNM("Logitech QC Elch2")},
1004 {USB_DEVICE(0x046d, 0x092e), DVNM("Logitech QC Elch2")},
1005 {USB_DEVICE(0x046d, 0x092f), DVNM("Logitech QC Elch2")},
1006 {USB_DEVICE(0x04fc, 0x0561), DVNM("Flexcam 100")},
1007 {USB_DEVICE(0x060b, 0xa001), DVNM("Maxell Compact Pc PM3")},
1008 {USB_DEVICE(0x10fd, 0x7e50), DVNM("FlyCam Usb 100")},
1009 {USB_DEVICE(0xabcd, 0xcdee), DVNM("Petcam")},
1013 MODULE_DEVICE_TABLE(usb, device_table);
1015 /* -- device connect -- */
1016 static int sd_probe(struct usb_interface *intf,
1017 const struct usb_device_id *id)
1019 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1023 static struct usb_driver sd_driver = {
1024 .name = MODULE_NAME,
1025 .id_table = device_table,
1027 .disconnect = gspca_disconnect,
1030 /* -- module insert / remove -- */
1031 static int __init sd_mod_init(void)
1033 if (usb_register(&sd_driver) < 0)
1035 PDEBUG(D_PROBE, "v%s registered", version);
1038 static void __exit sd_mod_exit(void)
1040 usb_deregister(&sd_driver);
1041 PDEBUG(D_PROBE, "deregistered");
1044 module_init(sd_mod_init);
1045 module_exit(sd_mod_exit);