2 * ov534-ov9xxx gspca driver
4 * Copyright (C) 2009-2011 Jean-Francois Moine http://moinejf.free.fr
5 * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
6 * Copyright (C) 2008 Jim Paris <jim@jtan.com>
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/
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
29 #define MODULE_NAME "ov534_9"
33 #define OV534_REG_ADDRESS 0xf1 /* sensor address */
34 #define OV534_REG_SUBADDR 0xf2
35 #define OV534_REG_WRITE 0xf3
36 #define OV534_REG_READ 0xf4
37 #define OV534_REG_OPERATION 0xf5
38 #define OV534_REG_STATUS 0xf6
40 #define OV534_OP_WRITE_3 0x37
41 #define OV534_OP_WRITE_2 0x33
42 #define OV534_OP_READ_2 0xf9
44 #define CTRL_TIMEOUT 500
46 MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>");
47 MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver");
48 MODULE_LICENSE("GPL");
50 /* specific webcam descriptor */
52 struct gspca_dev gspca_dev; /* !! must be the first item */
59 SENSOR_OV965x, /* ov9657 */
60 SENSOR_OV971x, /* ov9712 */
61 SENSOR_OV562x, /* ov5621 */
62 SENSOR_OV361x, /* ov3610 */
66 static const struct v4l2_pix_format ov965x_mode[] = {
68 {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
70 .sizeimage = 320 * 240 * 3 / 8 + 590,
71 .colorspace = V4L2_COLORSPACE_JPEG},
73 {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
75 .sizeimage = 640 * 480 * 3 / 8 + 590,
76 .colorspace = V4L2_COLORSPACE_JPEG},
78 {800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
80 .sizeimage = 800 * 600 * 3 / 8 + 590,
81 .colorspace = V4L2_COLORSPACE_JPEG},
83 {1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
85 .sizeimage = 1024 * 768 * 3 / 8 + 590,
86 .colorspace = V4L2_COLORSPACE_JPEG},
88 {1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
90 .sizeimage = 1280 * 1024 * 3 / 8 + 590,
91 .colorspace = V4L2_COLORSPACE_JPEG},
94 static const struct v4l2_pix_format ov971x_mode[] = {
95 {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
97 .sizeimage = 640 * 480,
98 .colorspace = V4L2_COLORSPACE_SRGB
102 static const struct v4l2_pix_format ov562x_mode[] = {
103 {2592, 1680, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
104 .bytesperline = 2592,
105 .sizeimage = 2592 * 1680,
106 .colorspace = V4L2_COLORSPACE_SRGB
120 static const struct v4l2_pix_format ov361x_mode[] = {
121 {0x800, 0x600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
122 .bytesperline = 0x800,
123 .sizeimage = 0x800 * 0x600,
124 .colorspace = V4L2_COLORSPACE_SRGB},
125 {1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
126 .bytesperline = 1600,
127 .sizeimage = 1600 * 1200,
128 .colorspace = V4L2_COLORSPACE_SRGB},
129 {1024, 768, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
131 .sizeimage = 1024 * 768,
132 .colorspace = V4L2_COLORSPACE_SRGB},
133 {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
135 .sizeimage = 640 * 480,
136 .colorspace = V4L2_COLORSPACE_SRGB},
137 {320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
139 .sizeimage = 320 * 240,
140 .colorspace = V4L2_COLORSPACE_SRGB},
141 {160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
143 .sizeimage = 160 * 120,
144 .colorspace = V4L2_COLORSPACE_SRGB}
147 static const u8 ov361x_start_2048[][2] = {
168 static const u8 ov361x_bridge_start_2048[][2] = {
185 static const u8 ov361x_start_1600[][2] = {
206 static const u8 ov361x_bridge_start_1600[][2] = {
207 {0xf1, 0x60}, /* Hsize[7:0] */
208 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
209 {0x89, 0x08}, /* Vsize[7:0] */
210 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
211 {0x8b, 0x06}, /* for Iso */
212 {0x8c, 0x01}, /* RAW input */
214 {0x1c, 0x00}, /* RAW output, Iso transfer */
218 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
219 {0x1d, 0x2e}, /* for Iso */
223 static const u8 ov361x_start_1024[][2] = {
244 static const u8 ov361x_bridge_start_1024[][2] = {
245 {0xf1, 0x60}, /* Hsize[7:0] */
246 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
247 {0x89, 0x04}, /* Vsize[7:0] */
248 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
249 {0x8b, 0x03}, /* for Iso */
250 {0x8c, 0x01}, /* RAW input */
252 {0x1c, 0x00}, /* RAW output, Iso transfer */
256 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
257 {0x1d, 0x2e}, /* for Iso */
261 static const u8 ov361x_start_640[][2] = {
283 static const u8 ov361x_bridge_start_640[][2] = {
284 {0xf1, 0x60}, /* Hsize[7:0]*/
285 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
286 {0x89, 0x04}, /* Vsize[7:0] */
287 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
288 {0x8b, 0x03}, /* for Iso */
289 {0x8c, 0x01}, /* RAW input */
291 {0x1c, 0x00}, /* RAW output, Iso transfer */
295 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
296 {0x1d, 0x2e}, /* for Iso */
300 static const u8 ov361x_start_320[][2] = {
322 static const u8 ov361x_bridge_start_320[][2] = {
323 {0xf1, 0x60}, /* Hsize[7:0] */
324 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
325 {0x89, 0x04}, /* Vsize[7:0] */
326 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
327 {0x8b, 0x03}, /* for Iso */
328 {0x8c, 0x01}, /* RAW input */
330 {0x1c, 0x00}, /* RAW output, Iso transfer; */
334 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
335 {0x1d, 0x2e}, /* for Iso */
339 static const u8 ov361x_start_160[][2] = {
361 static const u8 ov361x_bridge_start_160[][2] = {
362 {0xf1, 0x60}, /* Hsize[7:0] */
363 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
364 {0x89, 0x04}, /* Vsize[7:0] */
365 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
366 {0x8b, 0x03}, /* for Iso */
367 {0x8c, 0x01}, /* RAW input */
369 {0x1c, 0x00}, /* RAW output, Iso transfer */
373 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
374 {0x1d, 0x2e}, /* for Iso */
378 static const u8 bridge_init[][2] = {
412 static const u8 ov965x_init[][2] = {
413 {0x12, 0x80}, /* com7 - SSCB reset */
414 {0x00, 0x00}, /* gain */
415 {0x01, 0x80}, /* blue */
416 {0x02, 0x80}, /* red */
417 {0x03, 0x1b}, /* vref */
418 {0x04, 0x03}, /* com1 - exposure low bits */
419 {0x0b, 0x57}, /* ver */
420 {0x0e, 0x61}, /* com5 */
421 {0x0f, 0x42}, /* com6 */
422 {0x11, 0x00}, /* clkrc */
423 {0x12, 0x02}, /* com7 - 15fps VGA YUYV */
424 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
425 {0x14, 0x28}, /* com9 */
426 {0x16, 0x24}, /* reg16 */
427 {0x17, 0x1d}, /* hstart*/
428 {0x18, 0xbd}, /* hstop */
429 {0x19, 0x01}, /* vstrt */
430 {0x1a, 0x81}, /* vstop*/
431 {0x1e, 0x04}, /* mvfp */
432 {0x24, 0x3c}, /* aew */
433 {0x25, 0x36}, /* aeb */
434 {0x26, 0x71}, /* vpt */
435 {0x27, 0x08}, /* bbias */
436 {0x28, 0x08}, /* gbbias */
437 {0x29, 0x15}, /* gr com */
438 {0x2a, 0x00}, /* exhch */
439 {0x2b, 0x00}, /* exhcl */
440 {0x2c, 0x08}, /* rbias */
441 {0x32, 0xff}, /* href */
442 {0x33, 0x00}, /* chlf */
443 {0x34, 0x3f}, /* aref1 */
444 {0x35, 0x00}, /* aref2 */
445 {0x36, 0xf8}, /* aref3 */
446 {0x38, 0x72}, /* adc2 */
447 {0x39, 0x57}, /* aref4 */
448 {0x3a, 0x80}, /* tslb - yuyv */
449 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
450 {0x3d, 0x99}, /* com13 */
451 {0x3f, 0xc1}, /* edge */
452 {0x40, 0xc0}, /* com15 */
453 {0x41, 0x40}, /* com16 */
454 {0x42, 0xc0}, /* com17 */
455 {0x43, 0x0a}, /* rsvd */
466 {0x4f, 0x98}, /* matrix */
472 {0x58, 0x1a}, /* matrix coef sign */
473 {0x59, 0x85}, /* AWB control */
479 {0x5f, 0xf0}, /* AWB blue limit */
480 {0x60, 0xf0}, /* AWB red limit */
481 {0x61, 0xf0}, /* AWB green limit */
482 {0x62, 0x00}, /* lcc1 */
483 {0x63, 0x00}, /* lcc2 */
484 {0x64, 0x02}, /* lcc3 */
485 {0x65, 0x16}, /* lcc4 */
486 {0x66, 0x01}, /* lcc5 */
487 {0x69, 0x02}, /* hv */
488 {0x6b, 0x5a}, /* dbvl */
493 {0x70, 0x21}, /* dnsth */
495 {0x72, 0x00}, /* poidx */
496 {0x73, 0x01}, /* pckdv */
497 {0x74, 0x3a}, /* xindx */
498 {0x75, 0x35}, /* yindx */
501 {0x7a, 0x12}, /* gamma curve */
518 {0x8c, 0x89}, /* com19 */
519 {0x14, 0x28}, /* com9 */
522 {0x9d, 0x03}, /* lcc6 */
523 {0x9e, 0x04}, /* lcc7 */
526 {0xa1, 0x40}, /* aechm */
527 {0xa4, 0x50}, /* com21 */
528 {0xa5, 0x68}, /* com26 */
529 {0xa6, 0x4a}, /* AWB green */
530 {0xa8, 0xc1}, /* refa8 */
531 {0xa9, 0xef}, /* refa9 */
534 {0xac, 0x80}, /* black level control */
540 {0xb4, 0x20}, /* ctrlb4 */
544 {0xbc, 0x7f}, /* ADC channel offsets */
553 {0xc7, 0x80}, /* com24 */
559 {0x4f, 0x98}, /* matrix */
566 {0xff, 0x41}, /* read 41, write ff 00 */
567 {0x41, 0x40}, /* com16 */
569 {0xc5, 0x03}, /* 60 Hz banding filter */
570 {0x6a, 0x02}, /* 50 Hz banding filter */
572 {0x12, 0x62}, /* com7 - 30fps VGA YUV */
573 {0x36, 0xfa}, /* aref3 */
574 {0x69, 0x0a}, /* hv */
575 {0x8c, 0x89}, /* com22 */
576 {0x14, 0x28}, /* com9 */
578 {0x41, 0x40}, /* com16 */
585 {0x03, 0x12}, /* vref */
586 {0x17, 0x16}, /* hstart */
587 {0x18, 0x02}, /* hstop */
588 {0x19, 0x01}, /* vstrt */
589 {0x1a, 0x3d}, /* vstop */
590 {0x32, 0xff}, /* href */
594 static const u8 bridge_init_2[][2] = {
622 static const u8 ov965x_init_2[][2] = {
624 {0x1e, 0x04}, /* mvfp */
625 {0x13, 0xe0}, /* com8 */
626 {0x00, 0x00}, /* gain */
627 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
628 {0x11, 0x03}, /* clkrc */
629 {0x6b, 0x5a}, /* dblv */
635 {0xff, 0x42}, /* read 42, write ff 00 */
636 {0x42, 0xc0}, /* com17 */
638 {0xff, 0x42}, /* read 42, write ff 00 */
639 {0x42, 0xc1}, /* com17 */
642 {0xff, 0x42}, /* read 42, write ff 00 */
643 {0x42, 0xc1}, /* com17 */
645 {0x4f, 0x98}, /* matrix */
652 {0xff, 0x41}, /* read 41, write ff 00 */
653 {0x41, 0x40}, /* com16 */
659 {0x10, 0x25}, /* aech - exposure high bits */
660 {0xff, 0x13}, /* read 13, write ff 00 */
661 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
664 static const u8 ov971x_init[][2] = {
688 {0x98, 0x40}, /*{0x98, 0x00},*/
689 {0x99, 0xA0}, /*{0x99, 0x00},*/
690 {0x9a, 0x01}, /*{0x9a, 0x00},*/
692 {0x58, 0x78}, /*{0x58, 0xc8},*/
693 {0x59, 0x50}, /*{0x59, 0xa0},*/
698 {0xbd, 0x50}, /*{0xbd, 0xa0},*/
699 {0xbe, 0x78}, /*{0xbe, 0xc8},*/
722 static const u8 ov965x_start_1_vga[][2] = { /* same for qvga */
723 {0x12, 0x62}, /* com7 - 30fps VGA YUV */
724 {0x36, 0xfa}, /* aref3 */
725 {0x69, 0x0a}, /* hv */
726 {0x8c, 0x89}, /* com22 */
727 {0x14, 0x28}, /* com9 */
728 {0x3e, 0x0c}, /* com14 */
729 {0x41, 0x40}, /* com16 */
735 {0xc7, 0x80}, /* com24 */
736 {0x03, 0x12}, /* vref */
737 {0x17, 0x16}, /* hstart */
738 {0x18, 0x02}, /* hstop */
739 {0x19, 0x01}, /* vstrt */
740 {0x1a, 0x3d}, /* vstop */
741 {0x32, 0xff}, /* href */
745 static const u8 ov965x_start_1_svga[][2] = {
746 {0x12, 0x02}, /* com7 - YUYV - VGA 15 full resolution */
747 {0x36, 0xf8}, /* aref3 */
748 {0x69, 0x02}, /* hv */
749 {0x8c, 0x0d}, /* com22 */
750 {0x3e, 0x0c}, /* com14 */
751 {0x41, 0x40}, /* com16 */
757 {0xc7, 0x80}, /* com24 */
758 {0x03, 0x1b}, /* vref */
759 {0x17, 0x1d}, /* hstart */
760 {0x18, 0xbd}, /* hstop */
761 {0x19, 0x01}, /* vstrt */
762 {0x1a, 0x81}, /* vstop */
763 {0x32, 0xff}, /* href */
767 static const u8 ov965x_start_1_xga[][2] = {
768 {0x12, 0x02}, /* com7 */
769 {0x36, 0xf8}, /* aref3 */
770 {0x69, 0x02}, /* hv */
771 {0x8c, 0x89}, /* com22 */
772 {0x14, 0x28}, /* com9 */
773 {0x3e, 0x0c}, /* com14 */
774 {0x41, 0x40}, /* com16 */
780 {0xc7, 0x80}, /* com24 */
781 {0x03, 0x1b}, /* vref */
782 {0x17, 0x1d}, /* hstart */
783 {0x18, 0xbd}, /* hstop */
784 {0x19, 0x01}, /* vstrt */
785 {0x1a, 0x81}, /* vstop */
786 {0x32, 0xff}, /* href */
790 static const u8 ov965x_start_1_sxga[][2] = {
791 {0x12, 0x02}, /* com7 */
792 {0x36, 0xf8}, /* aref3 */
793 {0x69, 0x02}, /* hv */
794 {0x8c, 0x89}, /* com22 */
795 {0x14, 0x28}, /* com9 */
796 {0x3e, 0x0c}, /* com14 */
797 {0x41, 0x40}, /* com16 */
803 {0xc7, 0x80}, /* com24 */
804 {0x03, 0x1b}, /* vref */
805 {0x17, 0x1d}, /* hstart */
806 {0x18, 0x02}, /* hstop */
807 {0x19, 0x01}, /* vstrt */
808 {0x1a, 0x81}, /* vstop */
809 {0x32, 0xff}, /* href */
813 static const u8 bridge_start_qvga[][2] = {
841 static const u8 bridge_start_vga[][2] = {
868 static const u8 bridge_start_svga[][2] = {
895 static const u8 bridge_start_xga[][2] = {
922 static const u8 bridge_start_sxga[][2] = {
939 static const u8 ov965x_start_2_qvga[][2] = {
940 {0x3b, 0xe4}, /* com11 - night mode 1/4 frame rate */
941 {0x1e, 0x04}, /* mvfp */
942 {0x13, 0xe0}, /* com8 */
944 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
945 {0x11, 0x01}, /* clkrc */
946 {0x6b, 0x5a}, /* dblv */
947 {0x6a, 0x02}, /* 50 Hz banding filter */
948 {0xc5, 0x03}, /* 60 Hz banding filter */
949 {0xa2, 0x96}, /* bd50 */
950 {0xa3, 0x7d}, /* bd60 */
952 {0xff, 0x13}, /* read 13, write ff 00 */
954 {0x3a, 0x80}, /* tslb - yuyv */
957 static const u8 ov965x_start_2_vga[][2] = {
958 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
959 {0x1e, 0x04}, /* mvfp */
960 {0x13, 0xe0}, /* com8 */
962 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
963 {0x11, 0x03}, /* clkrc */
964 {0x6b, 0x5a}, /* dblv */
965 {0x6a, 0x05}, /* 50 Hz banding filter */
966 {0xc5, 0x07}, /* 60 Hz banding filter */
967 {0xa2, 0x4b}, /* bd50 */
968 {0xa3, 0x3e}, /* bd60 */
970 {0x2d, 0x00}, /* advfl */
973 static const u8 ov965x_start_2_svga[][2] = { /* same for xga */
974 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
975 {0x1e, 0x04}, /* mvfp */
976 {0x13, 0xe0}, /* com8 */
978 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
979 {0x11, 0x01}, /* clkrc */
980 {0x6b, 0x5a}, /* dblv */
981 {0x6a, 0x0c}, /* 50 Hz banding filter */
982 {0xc5, 0x0f}, /* 60 Hz banding filter */
983 {0xa2, 0x4e}, /* bd50 */
984 {0xa3, 0x41}, /* bd60 */
987 static const u8 ov965x_start_2_sxga[][2] = {
988 {0x13, 0xe0}, /* com8 */
990 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
991 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
992 {0x1e, 0x04}, /* mvfp */
993 {0x11, 0x01}, /* clkrc */
994 {0x6b, 0x5a}, /* dblv */
995 {0x6a, 0x0c}, /* 50 Hz banding filter */
996 {0xc5, 0x0f}, /* 60 Hz banding filter */
997 {0xa2, 0x4e}, /* bd50 */
998 {0xa3, 0x41}, /* bd60 */
1001 static const u8 ov562x_init[][2] = {
1017 static const u8 ov562x_init_2[][2] = {
1119 static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1121 struct usb_device *udev = gspca_dev->dev;
1124 if (gspca_dev->usb_err < 0)
1126 gspca_dev->usb_buf[0] = val;
1127 ret = usb_control_msg(udev,
1128 usb_sndctrlpipe(udev, 0),
1130 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1131 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1133 pr_err("reg_w failed %d\n", ret);
1134 gspca_dev->usb_err = ret;
1138 static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1140 PDEBUG(D_USBO, "reg_w [%04x] = %02x", reg, val);
1141 reg_w_i(gspca_dev, reg, val);
1144 static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
1146 struct usb_device *udev = gspca_dev->dev;
1149 if (gspca_dev->usb_err < 0)
1151 ret = usb_control_msg(udev,
1152 usb_rcvctrlpipe(udev, 0),
1154 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1155 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1156 PDEBUG(D_USBI, "reg_r [%04x] -> %02x", reg, gspca_dev->usb_buf[0]);
1158 pr_err("reg_r err %d\n", ret);
1159 gspca_dev->usb_err = ret;
1162 return gspca_dev->usb_buf[0];
1165 static int sccb_check_status(struct gspca_dev *gspca_dev)
1170 for (i = 0; i < 5; i++) {
1172 data = reg_r(gspca_dev, OV534_REG_STATUS);
1182 PDEBUG(D_USBI|D_USBO,
1183 "sccb status 0x%02x, attempt %d/5",
1190 static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
1192 PDEBUG(D_USBO, "sccb_write [%02x] = %02x", reg, val);
1193 reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg);
1194 reg_w_i(gspca_dev, OV534_REG_WRITE, val);
1195 reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
1197 if (!sccb_check_status(gspca_dev))
1198 pr_err("sccb_write failed\n");
1201 static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg)
1203 reg_w(gspca_dev, OV534_REG_SUBADDR, reg);
1204 reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
1205 if (!sccb_check_status(gspca_dev))
1206 pr_err("sccb_read failed 1\n");
1208 reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
1209 if (!sccb_check_status(gspca_dev))
1210 pr_err("sccb_read failed 2\n");
1212 return reg_r(gspca_dev, OV534_REG_READ);
1215 /* output a bridge sequence (reg - val) */
1216 static void reg_w_array(struct gspca_dev *gspca_dev,
1217 const u8 (*data)[2], int len)
1219 while (--len >= 0) {
1220 reg_w(gspca_dev, (*data)[0], (*data)[1]);
1225 /* output a sensor sequence (reg - val) */
1226 static void sccb_w_array(struct gspca_dev *gspca_dev,
1227 const u8 (*data)[2], int len)
1229 while (--len >= 0) {
1230 if ((*data)[0] != 0xff) {
1231 sccb_write(gspca_dev, (*data)[0], (*data)[1]);
1233 sccb_read(gspca_dev, (*data)[1]);
1234 sccb_write(gspca_dev, 0xff, 0x00);
1240 /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
1241 * (direction and output)? */
1242 static void set_led(struct gspca_dev *gspca_dev, int status)
1246 PDEBUG(D_CONF, "led status: %d", status);
1248 data = reg_r(gspca_dev, 0x21);
1250 reg_w(gspca_dev, 0x21, data);
1252 data = reg_r(gspca_dev, 0x23);
1258 reg_w(gspca_dev, 0x23, data);
1261 data = reg_r(gspca_dev, 0x21);
1263 reg_w(gspca_dev, 0x21, data);
1267 static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness)
1269 struct sd *sd = (struct sd *) gspca_dev;
1273 if (sd->sensor == SENSOR_OV562x) {
1277 sccb_write(gspca_dev, 0x24, val);
1280 sccb_write(gspca_dev, 0x25, val);
1287 sccb_write(gspca_dev, 0x26, val);
1291 val = 15 - val; /* f .. 8 */
1293 val = val - 8; /* 0 .. 7 */
1294 sccb_write(gspca_dev, 0x55, /* brtn - brightness adjustment */
1299 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
1301 sccb_write(gspca_dev, 0x56, /* cnst1 - contrast 1 ctrl coeff */
1305 static void setautogain(struct gspca_dev *gspca_dev, s32 autogain)
1309 /*fixme: should adjust agc/awb/aec by different controls */
1310 val = sccb_read(gspca_dev, 0x13); /* com8 */
1311 sccb_write(gspca_dev, 0xff, 0x00);
1313 val |= 0x05; /* agc & aec */
1316 sccb_write(gspca_dev, 0x13, val);
1319 static void setexposure(struct gspca_dev *gspca_dev, s32 exposure)
1321 static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e};
1324 sccb_write(gspca_dev, 0x10, expo[exposure]); /* aec[9:2] */
1326 val = sccb_read(gspca_dev, 0x13); /* com8 */
1327 sccb_write(gspca_dev, 0xff, 0x00);
1328 sccb_write(gspca_dev, 0x13, val);
1330 val = sccb_read(gspca_dev, 0xa1); /* aech */
1331 sccb_write(gspca_dev, 0xff, 0x00);
1332 sccb_write(gspca_dev, 0xa1, val & 0xe0); /* aec[15:10] = 0 */
1335 static void setsharpness(struct gspca_dev *gspca_dev, s32 val)
1337 if (val < 0) { /* auto */
1338 val = sccb_read(gspca_dev, 0x42); /* com17 */
1339 sccb_write(gspca_dev, 0xff, 0x00);
1340 sccb_write(gspca_dev, 0x42, val | 0x40);
1341 /* Edge enhancement strength auto adjust */
1345 val = 1 << (val - 1);
1346 sccb_write(gspca_dev, 0x3f, /* edge - edge enhance. factor */
1348 val = sccb_read(gspca_dev, 0x42); /* com17 */
1349 sccb_write(gspca_dev, 0xff, 0x00);
1350 sccb_write(gspca_dev, 0x42, val & 0xbf);
1353 static void setsatur(struct gspca_dev *gspca_dev, s32 val)
1355 u8 val1, val2, val3;
1356 static const u8 matrix[5][2] = {
1364 val1 = matrix[val][0];
1365 val2 = matrix[val][1];
1367 sccb_write(gspca_dev, 0x4f, val3); /* matrix coeff */
1368 sccb_write(gspca_dev, 0x50, val3);
1369 sccb_write(gspca_dev, 0x51, 0x00);
1370 sccb_write(gspca_dev, 0x52, val1);
1371 sccb_write(gspca_dev, 0x53, val2);
1372 sccb_write(gspca_dev, 0x54, val3);
1373 sccb_write(gspca_dev, 0x58, 0x1a); /* mtxs - coeff signs */
1375 val1 = sccb_read(gspca_dev, 0x41); /* com16 */
1376 sccb_write(gspca_dev, 0xff, 0x00);
1377 sccb_write(gspca_dev, 0x41, val1);
1380 static void setlightfreq(struct gspca_dev *gspca_dev, s32 freq)
1384 val = sccb_read(gspca_dev, 0x13); /* com8 */
1385 sccb_write(gspca_dev, 0xff, 0x00);
1387 sccb_write(gspca_dev, 0x13, val & 0xdf);
1390 sccb_write(gspca_dev, 0x13, val | 0x20);
1392 val = sccb_read(gspca_dev, 0x42); /* com17 */
1393 sccb_write(gspca_dev, 0xff, 0x00);
1398 sccb_write(gspca_dev, 0x42, val);
1401 /* this function is called at probe time */
1402 static int sd_config(struct gspca_dev *gspca_dev,
1403 const struct usb_device_id *id)
1408 /* this function is called at probe and resume time */
1409 static int sd_init(struct gspca_dev *gspca_dev)
1411 struct sd *sd = (struct sd *) gspca_dev;
1415 reg_w(gspca_dev, 0xe7, 0x3a);
1416 reg_w(gspca_dev, 0xe0, 0x08);
1419 /* initialize the sensor address */
1420 reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60);
1423 sccb_write(gspca_dev, 0x12, 0x80);
1426 /* probe the sensor */
1427 sccb_read(gspca_dev, 0x0a);
1428 sensor_id = sccb_read(gspca_dev, 0x0a) << 8;
1429 sccb_read(gspca_dev, 0x0b);
1430 sensor_id |= sccb_read(gspca_dev, 0x0b);
1431 PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id);
1434 if ((sensor_id & 0xfff0) == 0x9650) {
1435 sd->sensor = SENSOR_OV965x;
1437 gspca_dev->cam.cam_mode = ov965x_mode;
1438 gspca_dev->cam.nmodes = ARRAY_SIZE(ov965x_mode);
1440 reg_w_array(gspca_dev, bridge_init,
1441 ARRAY_SIZE(bridge_init));
1442 sccb_w_array(gspca_dev, ov965x_init,
1443 ARRAY_SIZE(ov965x_init));
1444 reg_w_array(gspca_dev, bridge_init_2,
1445 ARRAY_SIZE(bridge_init_2));
1446 sccb_w_array(gspca_dev, ov965x_init_2,
1447 ARRAY_SIZE(ov965x_init_2));
1448 reg_w(gspca_dev, 0xe0, 0x00);
1449 reg_w(gspca_dev, 0xe0, 0x01);
1450 set_led(gspca_dev, 0);
1451 reg_w(gspca_dev, 0xe0, 0x00);
1452 } else if ((sensor_id & 0xfff0) == 0x9710) {
1456 sd->sensor = SENSOR_OV971x;
1458 gspca_dev->cam.cam_mode = ov971x_mode;
1459 gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode);
1461 gspca_dev->cam.bulk = 1;
1462 gspca_dev->cam.bulk_size = 16384;
1463 gspca_dev->cam.bulk_nurbs = 2;
1465 sccb_w_array(gspca_dev, ov971x_init,
1466 ARRAY_SIZE(ov971x_init));
1468 /* set video format on bridge processor */
1469 /* access bridge processor's video format registers at: 0x00 */
1470 reg_w(gspca_dev, 0x1c, 0x00);
1471 /*set register: 0x00 is 'RAW8', 0x40 is 'YUV422' (YUYV?)*/
1472 reg_w(gspca_dev, 0x1d, 0x00);
1474 /* Will W. specific stuff
1476 * output (0x1f) if first webcam
1477 * input (0x17) if 2nd or 3rd webcam */
1478 p = video_device_node_name(&gspca_dev->vdev);
1481 reg_w(gspca_dev, 0x56, 0x1f);
1483 reg_w(gspca_dev, 0x56, 0x17);
1484 } else if ((sensor_id & 0xfff0) == 0x5620) {
1485 sd->sensor = SENSOR_OV562x;
1486 gspca_dev->cam.cam_mode = ov562x_mode;
1487 gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode);
1489 reg_w_array(gspca_dev, ov562x_init,
1490 ARRAY_SIZE(ov562x_init));
1491 sccb_w_array(gspca_dev, ov562x_init_2,
1492 ARRAY_SIZE(ov562x_init_2));
1493 reg_w(gspca_dev, 0xe0, 0x00);
1494 } else if ((sensor_id & 0xfff0) == 0x3610) {
1495 sd->sensor = SENSOR_OV361x;
1496 gspca_dev->cam.cam_mode = ov361x_mode;
1497 gspca_dev->cam.nmodes = ARRAY_SIZE(ov361x_mode);
1498 reg_w(gspca_dev, 0xe7, 0x3a);
1499 reg_w(gspca_dev, 0xf1, 0x60);
1500 sccb_write(gspca_dev, 0x12, 0x80);
1502 pr_err("Unknown sensor %04x", sensor_id);
1506 return gspca_dev->usb_err;
1509 static int sd_start_ov361x(struct gspca_dev *gspca_dev)
1511 sccb_write(gspca_dev, 0x12, 0x80);
1513 switch (gspca_dev->curr_mode % (ov361x_last)) {
1515 reg_w_array(gspca_dev, ov361x_bridge_start_2048,
1516 ARRAY_SIZE(ov361x_bridge_start_2048));
1517 sccb_w_array(gspca_dev, ov361x_start_2048,
1518 ARRAY_SIZE(ov361x_start_2048));
1521 reg_w_array(gspca_dev, ov361x_bridge_start_1600,
1522 ARRAY_SIZE(ov361x_bridge_start_1600));
1523 sccb_w_array(gspca_dev, ov361x_start_1600,
1524 ARRAY_SIZE(ov361x_start_1600));
1527 reg_w_array(gspca_dev, ov361x_bridge_start_1024,
1528 ARRAY_SIZE(ov361x_bridge_start_1024));
1529 sccb_w_array(gspca_dev, ov361x_start_1024,
1530 ARRAY_SIZE(ov361x_start_1024));
1533 reg_w_array(gspca_dev, ov361x_bridge_start_640,
1534 ARRAY_SIZE(ov361x_bridge_start_640));
1535 sccb_w_array(gspca_dev, ov361x_start_640,
1536 ARRAY_SIZE(ov361x_start_640));
1539 reg_w_array(gspca_dev, ov361x_bridge_start_320,
1540 ARRAY_SIZE(ov361x_bridge_start_320));
1541 sccb_w_array(gspca_dev, ov361x_start_320,
1542 ARRAY_SIZE(ov361x_start_320));
1545 reg_w_array(gspca_dev, ov361x_bridge_start_160,
1546 ARRAY_SIZE(ov361x_bridge_start_160));
1547 sccb_w_array(gspca_dev, ov361x_start_160,
1548 ARRAY_SIZE(ov361x_start_160));
1551 reg_w(gspca_dev, 0xe0, 0x00); /* start transfer */
1553 return gspca_dev->usb_err;
1556 static int sd_start(struct gspca_dev *gspca_dev)
1558 struct sd *sd = (struct sd *) gspca_dev;
1560 if (sd->sensor == SENSOR_OV971x)
1561 return gspca_dev->usb_err;
1562 if (sd->sensor == SENSOR_OV562x)
1563 return gspca_dev->usb_err;
1564 if (sd->sensor == SENSOR_OV361x)
1565 return sd_start_ov361x(gspca_dev);
1567 switch (gspca_dev->curr_mode) {
1568 case QVGA_MODE: /* 320x240 */
1569 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1570 ARRAY_SIZE(ov965x_start_1_vga));
1571 reg_w_array(gspca_dev, bridge_start_qvga,
1572 ARRAY_SIZE(bridge_start_qvga));
1573 sccb_w_array(gspca_dev, ov965x_start_2_qvga,
1574 ARRAY_SIZE(ov965x_start_2_qvga));
1576 case VGA_MODE: /* 640x480 */
1577 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1578 ARRAY_SIZE(ov965x_start_1_vga));
1579 reg_w_array(gspca_dev, bridge_start_vga,
1580 ARRAY_SIZE(bridge_start_vga));
1581 sccb_w_array(gspca_dev, ov965x_start_2_vga,
1582 ARRAY_SIZE(ov965x_start_2_vga));
1584 case SVGA_MODE: /* 800x600 */
1585 sccb_w_array(gspca_dev, ov965x_start_1_svga,
1586 ARRAY_SIZE(ov965x_start_1_svga));
1587 reg_w_array(gspca_dev, bridge_start_svga,
1588 ARRAY_SIZE(bridge_start_svga));
1589 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1590 ARRAY_SIZE(ov965x_start_2_svga));
1592 case XGA_MODE: /* 1024x768 */
1593 sccb_w_array(gspca_dev, ov965x_start_1_xga,
1594 ARRAY_SIZE(ov965x_start_1_xga));
1595 reg_w_array(gspca_dev, bridge_start_xga,
1596 ARRAY_SIZE(bridge_start_xga));
1597 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1598 ARRAY_SIZE(ov965x_start_2_svga));
1601 /* case SXGA_MODE: * 1280x1024 */
1602 sccb_w_array(gspca_dev, ov965x_start_1_sxga,
1603 ARRAY_SIZE(ov965x_start_1_sxga));
1604 reg_w_array(gspca_dev, bridge_start_sxga,
1605 ARRAY_SIZE(bridge_start_sxga));
1606 sccb_w_array(gspca_dev, ov965x_start_2_sxga,
1607 ARRAY_SIZE(ov965x_start_2_sxga));
1611 reg_w(gspca_dev, 0xe0, 0x00);
1612 reg_w(gspca_dev, 0xe0, 0x00);
1613 set_led(gspca_dev, 1);
1614 return gspca_dev->usb_err;
1617 static void sd_stopN(struct gspca_dev *gspca_dev)
1619 if (((struct sd *)gspca_dev)->sensor == SENSOR_OV361x) {
1620 reg_w(gspca_dev, 0xe0, 0x01); /* stop transfer */
1621 /* reg_w(gspca_dev, 0x31, 0x09); */
1624 reg_w(gspca_dev, 0xe0, 0x01);
1625 set_led(gspca_dev, 0);
1626 reg_w(gspca_dev, 0xe0, 0x00);
1629 /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
1630 #define UVC_STREAM_EOH (1 << 7)
1631 #define UVC_STREAM_ERR (1 << 6)
1632 #define UVC_STREAM_STI (1 << 5)
1633 #define UVC_STREAM_RES (1 << 4)
1634 #define UVC_STREAM_SCR (1 << 3)
1635 #define UVC_STREAM_PTS (1 << 2)
1636 #define UVC_STREAM_EOF (1 << 1)
1637 #define UVC_STREAM_FID (1 << 0)
1639 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1642 struct sd *sd = (struct sd *) gspca_dev;
1645 int remaining_len = len;
1648 payload_len = gspca_dev->cam.bulk ? 2048 : 2040;
1650 len = min(remaining_len, payload_len);
1652 /* Payloads are prefixed with a UVC-style header. We
1653 consider a frame to start when the FID toggles, or the PTS
1654 changes. A frame ends when EOF is set, and we've received
1655 the correct number of bytes. */
1657 /* Verify UVC header. Header length is always 12 */
1658 if (data[0] != 12 || len < 12) {
1659 PDEBUG(D_PACK, "bad header");
1664 if (data[1] & UVC_STREAM_ERR) {
1665 PDEBUG(D_PACK, "payload error");
1669 /* Extract PTS and FID */
1670 if (!(data[1] & UVC_STREAM_PTS)) {
1671 PDEBUG(D_PACK, "PTS not present");
1674 this_pts = (data[5] << 24) | (data[4] << 16)
1675 | (data[3] << 8) | data[2];
1676 this_fid = data[1] & UVC_STREAM_FID;
1678 /* If PTS or FID has changed, start a new frame. */
1679 if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
1680 if (gspca_dev->last_packet_type == INTER_PACKET)
1681 gspca_frame_add(gspca_dev, LAST_PACKET,
1683 sd->last_pts = this_pts;
1684 sd->last_fid = this_fid;
1685 gspca_frame_add(gspca_dev, FIRST_PACKET,
1686 data + 12, len - 12);
1687 /* If this packet is marked as EOF, end the frame */
1688 } else if (data[1] & UVC_STREAM_EOF) {
1690 gspca_frame_add(gspca_dev, LAST_PACKET,
1691 data + 12, len - 12);
1694 /* Add the data from this payload */
1695 gspca_frame_add(gspca_dev, INTER_PACKET,
1696 data + 12, len - 12);
1699 /* Done this payload */
1703 /* Discard data until a new frame starts. */
1704 gspca_dev->last_packet_type = DISCARD_PACKET;
1707 remaining_len -= len;
1709 } while (remaining_len > 0);
1712 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
1714 struct gspca_dev *gspca_dev =
1715 container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
1717 gspca_dev->usb_err = 0;
1719 if (!gspca_dev->streaming)
1723 case V4L2_CID_BRIGHTNESS:
1724 setbrightness(gspca_dev, ctrl->val);
1726 case V4L2_CID_CONTRAST:
1727 setcontrast(gspca_dev, ctrl->val);
1729 case V4L2_CID_SATURATION:
1730 setsatur(gspca_dev, ctrl->val);
1732 case V4L2_CID_POWER_LINE_FREQUENCY:
1733 setlightfreq(gspca_dev, ctrl->val);
1735 case V4L2_CID_SHARPNESS:
1736 setsharpness(gspca_dev, ctrl->val);
1738 case V4L2_CID_AUTOGAIN:
1740 setautogain(gspca_dev, ctrl->val);
1741 if (!ctrl->val && gspca_dev->exposure->is_new)
1742 setexposure(gspca_dev, gspca_dev->exposure->val);
1745 return gspca_dev->usb_err;
1748 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
1749 .s_ctrl = sd_s_ctrl,
1752 static int sd_init_controls(struct gspca_dev *gspca_dev)
1754 struct sd *sd = (struct sd *)gspca_dev;
1755 struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
1757 if (sd->sensor == SENSOR_OV971x)
1759 if (sd->sensor == SENSOR_OV361x)
1761 gspca_dev->vdev.ctrl_handler = hdl;
1762 v4l2_ctrl_handler_init(hdl, 7);
1763 if (sd->sensor == SENSOR_OV562x) {
1764 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1765 V4L2_CID_BRIGHTNESS, -90, 90, 1, 0);
1767 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1768 V4L2_CID_BRIGHTNESS, 0, 15, 1, 7);
1769 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1770 V4L2_CID_CONTRAST, 0, 15, 1, 3);
1771 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1772 V4L2_CID_SATURATION, 0, 4, 1, 2);
1774 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1775 V4L2_CID_SHARPNESS, -1, 4, 1, -1);
1776 gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1777 V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
1778 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1779 V4L2_CID_EXPOSURE, 0, 3, 1, 0);
1780 v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
1781 V4L2_CID_POWER_LINE_FREQUENCY,
1782 V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
1783 v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);
1787 pr_err("Could not initialize controls\n");
1793 /* sub-driver description */
1794 static const struct sd_desc sd_desc = {
1795 .name = MODULE_NAME,
1796 .config = sd_config,
1798 .init_controls = sd_init_controls,
1801 .pkt_scan = sd_pkt_scan,
1804 /* -- module initialisation -- */
1805 static const struct usb_device_id device_table[] = {
1806 {USB_DEVICE(0x05a9, 0x8065)},
1807 {USB_DEVICE(0x06f8, 0x3003)},
1808 {USB_DEVICE(0x05a9, 0x1550)},
1812 MODULE_DEVICE_TABLE(usb, device_table);
1814 /* -- device connect -- */
1815 static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
1817 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1821 static struct usb_driver sd_driver = {
1822 .name = MODULE_NAME,
1823 .id_table = device_table,
1825 .disconnect = gspca_disconnect,
1827 .suspend = gspca_suspend,
1828 .resume = gspca_resume,
1829 .reset_resume = gspca_resume,
1833 module_usb_driver(sd_driver);