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.
23 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
25 #define MODULE_NAME "ov534_9"
29 #define OV534_REG_ADDRESS 0xf1 /* sensor address */
30 #define OV534_REG_SUBADDR 0xf2
31 #define OV534_REG_WRITE 0xf3
32 #define OV534_REG_READ 0xf4
33 #define OV534_REG_OPERATION 0xf5
34 #define OV534_REG_STATUS 0xf6
36 #define OV534_OP_WRITE_3 0x37
37 #define OV534_OP_WRITE_2 0x33
38 #define OV534_OP_READ_2 0xf9
40 #define CTRL_TIMEOUT 500
42 MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>");
43 MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver");
44 MODULE_LICENSE("GPL");
46 /* specific webcam descriptor */
48 struct gspca_dev gspca_dev; /* !! must be the first item */
55 SENSOR_OV965x, /* ov9657 */
56 SENSOR_OV971x, /* ov9712 */
57 SENSOR_OV562x, /* ov5621 */
58 SENSOR_OV361x, /* ov3610 */
62 static const struct v4l2_pix_format ov965x_mode[] = {
64 {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
66 .sizeimage = 320 * 240 * 3 / 8 + 590,
67 .colorspace = V4L2_COLORSPACE_JPEG},
69 {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
71 .sizeimage = 640 * 480 * 3 / 8 + 590,
72 .colorspace = V4L2_COLORSPACE_JPEG},
74 {800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
76 .sizeimage = 800 * 600 * 3 / 8 + 590,
77 .colorspace = V4L2_COLORSPACE_JPEG},
79 {1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
81 .sizeimage = 1024 * 768 * 3 / 8 + 590,
82 .colorspace = V4L2_COLORSPACE_JPEG},
84 {1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
86 .sizeimage = 1280 * 1024 * 3 / 8 + 590,
87 .colorspace = V4L2_COLORSPACE_JPEG},
90 static const struct v4l2_pix_format ov971x_mode[] = {
91 {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
93 .sizeimage = 640 * 480,
94 .colorspace = V4L2_COLORSPACE_SRGB
98 static const struct v4l2_pix_format ov562x_mode[] = {
99 {2592, 1680, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
100 .bytesperline = 2592,
101 .sizeimage = 2592 * 1680,
102 .colorspace = V4L2_COLORSPACE_SRGB
116 static const struct v4l2_pix_format ov361x_mode[] = {
117 {0x800, 0x600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
118 .bytesperline = 0x800,
119 .sizeimage = 0x800 * 0x600,
120 .colorspace = V4L2_COLORSPACE_SRGB},
121 {1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
122 .bytesperline = 1600,
123 .sizeimage = 1600 * 1200,
124 .colorspace = V4L2_COLORSPACE_SRGB},
125 {1024, 768, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
127 .sizeimage = 1024 * 768,
128 .colorspace = V4L2_COLORSPACE_SRGB},
129 {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
131 .sizeimage = 640 * 480,
132 .colorspace = V4L2_COLORSPACE_SRGB},
133 {320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
135 .sizeimage = 320 * 240,
136 .colorspace = V4L2_COLORSPACE_SRGB},
137 {160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
139 .sizeimage = 160 * 120,
140 .colorspace = V4L2_COLORSPACE_SRGB}
143 static const u8 ov361x_start_2048[][2] = {
164 static const u8 ov361x_bridge_start_2048[][2] = {
181 static const u8 ov361x_start_1600[][2] = {
202 static const u8 ov361x_bridge_start_1600[][2] = {
203 {0xf1, 0x60}, /* Hsize[7:0] */
204 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
205 {0x89, 0x08}, /* Vsize[7:0] */
206 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
207 {0x8b, 0x06}, /* for Iso */
208 {0x8c, 0x01}, /* RAW input */
210 {0x1c, 0x00}, /* RAW output, Iso transfer */
214 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
215 {0x1d, 0x2e}, /* for Iso */
219 static const u8 ov361x_start_1024[][2] = {
240 static const u8 ov361x_bridge_start_1024[][2] = {
241 {0xf1, 0x60}, /* Hsize[7:0] */
242 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
243 {0x89, 0x04}, /* Vsize[7:0] */
244 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
245 {0x8b, 0x03}, /* for Iso */
246 {0x8c, 0x01}, /* RAW input */
248 {0x1c, 0x00}, /* RAW output, Iso transfer */
252 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
253 {0x1d, 0x2e}, /* for Iso */
257 static const u8 ov361x_start_640[][2] = {
279 static const u8 ov361x_bridge_start_640[][2] = {
280 {0xf1, 0x60}, /* Hsize[7:0]*/
281 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
282 {0x89, 0x04}, /* Vsize[7:0] */
283 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
284 {0x8b, 0x03}, /* for Iso */
285 {0x8c, 0x01}, /* RAW input */
287 {0x1c, 0x00}, /* RAW output, Iso transfer */
291 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
292 {0x1d, 0x2e}, /* for Iso */
296 static const u8 ov361x_start_320[][2] = {
318 static const u8 ov361x_bridge_start_320[][2] = {
319 {0xf1, 0x60}, /* Hsize[7:0] */
320 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
321 {0x89, 0x04}, /* Vsize[7:0] */
322 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
323 {0x8b, 0x03}, /* for Iso */
324 {0x8c, 0x01}, /* RAW input */
326 {0x1c, 0x00}, /* RAW output, Iso transfer; */
330 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
331 {0x1d, 0x2e}, /* for Iso */
335 static const u8 ov361x_start_160[][2] = {
357 static const u8 ov361x_bridge_start_160[][2] = {
358 {0xf1, 0x60}, /* Hsize[7:0] */
359 {0x88, 0x00}, /* Hsize[15:8] Write Only, can't read */
360 {0x89, 0x04}, /* Vsize[7:0] */
361 {0x8a, 0x00}, /* Vsize[15:8] Write Only, can't read */
362 {0x8b, 0x03}, /* for Iso */
363 {0x8c, 0x01}, /* RAW input */
365 {0x1c, 0x00}, /* RAW output, Iso transfer */
369 {0x1c, 0x0a}, /* turn off JPEG, Iso mode */
370 {0x1d, 0x2e}, /* for Iso */
374 static const u8 bridge_init[][2] = {
408 static const u8 ov965x_init[][2] = {
409 {0x12, 0x80}, /* com7 - SSCB reset */
410 {0x00, 0x00}, /* gain */
411 {0x01, 0x80}, /* blue */
412 {0x02, 0x80}, /* red */
413 {0x03, 0x1b}, /* vref */
414 {0x04, 0x03}, /* com1 - exposure low bits */
415 {0x0b, 0x57}, /* ver */
416 {0x0e, 0x61}, /* com5 */
417 {0x0f, 0x42}, /* com6 */
418 {0x11, 0x00}, /* clkrc */
419 {0x12, 0x02}, /* com7 - 15fps VGA YUYV */
420 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
421 {0x14, 0x28}, /* com9 */
422 {0x16, 0x24}, /* reg16 */
423 {0x17, 0x1d}, /* hstart*/
424 {0x18, 0xbd}, /* hstop */
425 {0x19, 0x01}, /* vstrt */
426 {0x1a, 0x81}, /* vstop*/
427 {0x1e, 0x04}, /* mvfp */
428 {0x24, 0x3c}, /* aew */
429 {0x25, 0x36}, /* aeb */
430 {0x26, 0x71}, /* vpt */
431 {0x27, 0x08}, /* bbias */
432 {0x28, 0x08}, /* gbbias */
433 {0x29, 0x15}, /* gr com */
434 {0x2a, 0x00}, /* exhch */
435 {0x2b, 0x00}, /* exhcl */
436 {0x2c, 0x08}, /* rbias */
437 {0x32, 0xff}, /* href */
438 {0x33, 0x00}, /* chlf */
439 {0x34, 0x3f}, /* aref1 */
440 {0x35, 0x00}, /* aref2 */
441 {0x36, 0xf8}, /* aref3 */
442 {0x38, 0x72}, /* adc2 */
443 {0x39, 0x57}, /* aref4 */
444 {0x3a, 0x80}, /* tslb - yuyv */
445 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
446 {0x3d, 0x99}, /* com13 */
447 {0x3f, 0xc1}, /* edge */
448 {0x40, 0xc0}, /* com15 */
449 {0x41, 0x40}, /* com16 */
450 {0x42, 0xc0}, /* com17 */
451 {0x43, 0x0a}, /* rsvd */
462 {0x4f, 0x98}, /* matrix */
468 {0x58, 0x1a}, /* matrix coef sign */
469 {0x59, 0x85}, /* AWB control */
475 {0x5f, 0xf0}, /* AWB blue limit */
476 {0x60, 0xf0}, /* AWB red limit */
477 {0x61, 0xf0}, /* AWB green limit */
478 {0x62, 0x00}, /* lcc1 */
479 {0x63, 0x00}, /* lcc2 */
480 {0x64, 0x02}, /* lcc3 */
481 {0x65, 0x16}, /* lcc4 */
482 {0x66, 0x01}, /* lcc5 */
483 {0x69, 0x02}, /* hv */
484 {0x6b, 0x5a}, /* dbvl */
489 {0x70, 0x21}, /* dnsth */
491 {0x72, 0x00}, /* poidx */
492 {0x73, 0x01}, /* pckdv */
493 {0x74, 0x3a}, /* xindx */
494 {0x75, 0x35}, /* yindx */
497 {0x7a, 0x12}, /* gamma curve */
514 {0x8c, 0x89}, /* com19 */
515 {0x14, 0x28}, /* com9 */
518 {0x9d, 0x03}, /* lcc6 */
519 {0x9e, 0x04}, /* lcc7 */
522 {0xa1, 0x40}, /* aechm */
523 {0xa4, 0x50}, /* com21 */
524 {0xa5, 0x68}, /* com26 */
525 {0xa6, 0x4a}, /* AWB green */
526 {0xa8, 0xc1}, /* refa8 */
527 {0xa9, 0xef}, /* refa9 */
530 {0xac, 0x80}, /* black level control */
536 {0xb4, 0x20}, /* ctrlb4 */
540 {0xbc, 0x7f}, /* ADC channel offsets */
549 {0xc7, 0x80}, /* com24 */
555 {0x4f, 0x98}, /* matrix */
562 {0xff, 0x41}, /* read 41, write ff 00 */
563 {0x41, 0x40}, /* com16 */
565 {0xc5, 0x03}, /* 60 Hz banding filter */
566 {0x6a, 0x02}, /* 50 Hz banding filter */
568 {0x12, 0x62}, /* com7 - 30fps VGA YUV */
569 {0x36, 0xfa}, /* aref3 */
570 {0x69, 0x0a}, /* hv */
571 {0x8c, 0x89}, /* com22 */
572 {0x14, 0x28}, /* com9 */
574 {0x41, 0x40}, /* com16 */
581 {0x03, 0x12}, /* vref */
582 {0x17, 0x16}, /* hstart */
583 {0x18, 0x02}, /* hstop */
584 {0x19, 0x01}, /* vstrt */
585 {0x1a, 0x3d}, /* vstop */
586 {0x32, 0xff}, /* href */
590 static const u8 bridge_init_2[][2] = {
618 static const u8 ov965x_init_2[][2] = {
620 {0x1e, 0x04}, /* mvfp */
621 {0x13, 0xe0}, /* com8 */
622 {0x00, 0x00}, /* gain */
623 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
624 {0x11, 0x03}, /* clkrc */
625 {0x6b, 0x5a}, /* dblv */
631 {0xff, 0x42}, /* read 42, write ff 00 */
632 {0x42, 0xc0}, /* com17 */
634 {0xff, 0x42}, /* read 42, write ff 00 */
635 {0x42, 0xc1}, /* com17 */
638 {0xff, 0x42}, /* read 42, write ff 00 */
639 {0x42, 0xc1}, /* com17 */
641 {0x4f, 0x98}, /* matrix */
648 {0xff, 0x41}, /* read 41, write ff 00 */
649 {0x41, 0x40}, /* com16 */
655 {0x10, 0x25}, /* aech - exposure high bits */
656 {0xff, 0x13}, /* read 13, write ff 00 */
657 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
660 static const u8 ov971x_init[][2] = {
684 {0x98, 0x40}, /*{0x98, 0x00},*/
685 {0x99, 0xA0}, /*{0x99, 0x00},*/
686 {0x9a, 0x01}, /*{0x9a, 0x00},*/
688 {0x58, 0x78}, /*{0x58, 0xc8},*/
689 {0x59, 0x50}, /*{0x59, 0xa0},*/
694 {0xbd, 0x50}, /*{0xbd, 0xa0},*/
695 {0xbe, 0x78}, /*{0xbe, 0xc8},*/
718 static const u8 ov965x_start_1_vga[][2] = { /* same for qvga */
719 {0x12, 0x62}, /* com7 - 30fps VGA YUV */
720 {0x36, 0xfa}, /* aref3 */
721 {0x69, 0x0a}, /* hv */
722 {0x8c, 0x89}, /* com22 */
723 {0x14, 0x28}, /* com9 */
724 {0x3e, 0x0c}, /* com14 */
725 {0x41, 0x40}, /* com16 */
731 {0xc7, 0x80}, /* com24 */
732 {0x03, 0x12}, /* vref */
733 {0x17, 0x16}, /* hstart */
734 {0x18, 0x02}, /* hstop */
735 {0x19, 0x01}, /* vstrt */
736 {0x1a, 0x3d}, /* vstop */
737 {0x32, 0xff}, /* href */
741 static const u8 ov965x_start_1_svga[][2] = {
742 {0x12, 0x02}, /* com7 - YUYV - VGA 15 full resolution */
743 {0x36, 0xf8}, /* aref3 */
744 {0x69, 0x02}, /* hv */
745 {0x8c, 0x0d}, /* com22 */
746 {0x3e, 0x0c}, /* com14 */
747 {0x41, 0x40}, /* com16 */
753 {0xc7, 0x80}, /* com24 */
754 {0x03, 0x1b}, /* vref */
755 {0x17, 0x1d}, /* hstart */
756 {0x18, 0xbd}, /* hstop */
757 {0x19, 0x01}, /* vstrt */
758 {0x1a, 0x81}, /* vstop */
759 {0x32, 0xff}, /* href */
763 static const u8 ov965x_start_1_xga[][2] = {
764 {0x12, 0x02}, /* com7 */
765 {0x36, 0xf8}, /* aref3 */
766 {0x69, 0x02}, /* hv */
767 {0x8c, 0x89}, /* com22 */
768 {0x14, 0x28}, /* com9 */
769 {0x3e, 0x0c}, /* com14 */
770 {0x41, 0x40}, /* com16 */
776 {0xc7, 0x80}, /* com24 */
777 {0x03, 0x1b}, /* vref */
778 {0x17, 0x1d}, /* hstart */
779 {0x18, 0xbd}, /* hstop */
780 {0x19, 0x01}, /* vstrt */
781 {0x1a, 0x81}, /* vstop */
782 {0x32, 0xff}, /* href */
786 static const u8 ov965x_start_1_sxga[][2] = {
787 {0x12, 0x02}, /* com7 */
788 {0x36, 0xf8}, /* aref3 */
789 {0x69, 0x02}, /* hv */
790 {0x8c, 0x89}, /* com22 */
791 {0x14, 0x28}, /* com9 */
792 {0x3e, 0x0c}, /* com14 */
793 {0x41, 0x40}, /* com16 */
799 {0xc7, 0x80}, /* com24 */
800 {0x03, 0x1b}, /* vref */
801 {0x17, 0x1d}, /* hstart */
802 {0x18, 0x02}, /* hstop */
803 {0x19, 0x01}, /* vstrt */
804 {0x1a, 0x81}, /* vstop */
805 {0x32, 0xff}, /* href */
809 static const u8 bridge_start_qvga[][2] = {
837 static const u8 bridge_start_vga[][2] = {
864 static const u8 bridge_start_svga[][2] = {
891 static const u8 bridge_start_xga[][2] = {
918 static const u8 bridge_start_sxga[][2] = {
935 static const u8 ov965x_start_2_qvga[][2] = {
936 {0x3b, 0xe4}, /* com11 - night mode 1/4 frame rate */
937 {0x1e, 0x04}, /* mvfp */
938 {0x13, 0xe0}, /* com8 */
940 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
941 {0x11, 0x01}, /* clkrc */
942 {0x6b, 0x5a}, /* dblv */
943 {0x6a, 0x02}, /* 50 Hz banding filter */
944 {0xc5, 0x03}, /* 60 Hz banding filter */
945 {0xa2, 0x96}, /* bd50 */
946 {0xa3, 0x7d}, /* bd60 */
948 {0xff, 0x13}, /* read 13, write ff 00 */
950 {0x3a, 0x80}, /* tslb - yuyv */
953 static const u8 ov965x_start_2_vga[][2] = {
954 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
955 {0x1e, 0x04}, /* mvfp */
956 {0x13, 0xe0}, /* com8 */
958 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
959 {0x11, 0x03}, /* clkrc */
960 {0x6b, 0x5a}, /* dblv */
961 {0x6a, 0x05}, /* 50 Hz banding filter */
962 {0xc5, 0x07}, /* 60 Hz banding filter */
963 {0xa2, 0x4b}, /* bd50 */
964 {0xa3, 0x3e}, /* bd60 */
966 {0x2d, 0x00}, /* advfl */
969 static const u8 ov965x_start_2_svga[][2] = { /* same for xga */
970 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
971 {0x1e, 0x04}, /* mvfp */
972 {0x13, 0xe0}, /* com8 */
974 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
975 {0x11, 0x01}, /* clkrc */
976 {0x6b, 0x5a}, /* dblv */
977 {0x6a, 0x0c}, /* 50 Hz banding filter */
978 {0xc5, 0x0f}, /* 60 Hz banding filter */
979 {0xa2, 0x4e}, /* bd50 */
980 {0xa3, 0x41}, /* bd60 */
983 static const u8 ov965x_start_2_sxga[][2] = {
984 {0x13, 0xe0}, /* com8 */
986 {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
987 {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */
988 {0x1e, 0x04}, /* mvfp */
989 {0x11, 0x01}, /* clkrc */
990 {0x6b, 0x5a}, /* dblv */
991 {0x6a, 0x0c}, /* 50 Hz banding filter */
992 {0xc5, 0x0f}, /* 60 Hz banding filter */
993 {0xa2, 0x4e}, /* bd50 */
994 {0xa3, 0x41}, /* bd60 */
997 static const u8 ov562x_init[][2] = {
1013 static const u8 ov562x_init_2[][2] = {
1115 static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1117 struct usb_device *udev = gspca_dev->dev;
1120 if (gspca_dev->usb_err < 0)
1122 gspca_dev->usb_buf[0] = val;
1123 ret = usb_control_msg(udev,
1124 usb_sndctrlpipe(udev, 0),
1126 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1127 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1129 pr_err("reg_w failed %d\n", ret);
1130 gspca_dev->usb_err = ret;
1134 static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1136 gspca_dbg(gspca_dev, D_USBO, "reg_w [%04x] = %02x\n", reg, val);
1137 reg_w_i(gspca_dev, reg, val);
1140 static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
1142 struct usb_device *udev = gspca_dev->dev;
1145 if (gspca_dev->usb_err < 0)
1147 ret = usb_control_msg(udev,
1148 usb_rcvctrlpipe(udev, 0),
1150 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1151 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1152 gspca_dbg(gspca_dev, D_USBI, "reg_r [%04x] -> %02x\n",
1153 reg, gspca_dev->usb_buf[0]);
1155 pr_err("reg_r err %d\n", ret);
1156 gspca_dev->usb_err = ret;
1159 return gspca_dev->usb_buf[0];
1162 static int sccb_check_status(struct gspca_dev *gspca_dev)
1167 for (i = 0; i < 5; i++) {
1169 data = reg_r(gspca_dev, OV534_REG_STATUS);
1179 gspca_dbg(gspca_dev, D_USBI|D_USBO,
1180 "sccb status 0x%02x, attempt %d/5\n",
1187 static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
1189 gspca_dbg(gspca_dev, D_USBO, "sccb_write [%02x] = %02x\n", reg, val);
1190 reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg);
1191 reg_w_i(gspca_dev, OV534_REG_WRITE, val);
1192 reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
1194 if (!sccb_check_status(gspca_dev))
1195 pr_err("sccb_write failed\n");
1198 static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg)
1200 reg_w(gspca_dev, OV534_REG_SUBADDR, reg);
1201 reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
1202 if (!sccb_check_status(gspca_dev))
1203 pr_err("sccb_read failed 1\n");
1205 reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
1206 if (!sccb_check_status(gspca_dev))
1207 pr_err("sccb_read failed 2\n");
1209 return reg_r(gspca_dev, OV534_REG_READ);
1212 /* output a bridge sequence (reg - val) */
1213 static void reg_w_array(struct gspca_dev *gspca_dev,
1214 const u8 (*data)[2], int len)
1216 while (--len >= 0) {
1217 reg_w(gspca_dev, (*data)[0], (*data)[1]);
1222 /* output a sensor sequence (reg - val) */
1223 static void sccb_w_array(struct gspca_dev *gspca_dev,
1224 const u8 (*data)[2], int len)
1226 while (--len >= 0) {
1227 if ((*data)[0] != 0xff) {
1228 sccb_write(gspca_dev, (*data)[0], (*data)[1]);
1230 sccb_read(gspca_dev, (*data)[1]);
1231 sccb_write(gspca_dev, 0xff, 0x00);
1237 /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
1238 * (direction and output)? */
1239 static void set_led(struct gspca_dev *gspca_dev, int status)
1243 gspca_dbg(gspca_dev, D_CONF, "led status: %d\n", status);
1245 data = reg_r(gspca_dev, 0x21);
1247 reg_w(gspca_dev, 0x21, data);
1249 data = reg_r(gspca_dev, 0x23);
1255 reg_w(gspca_dev, 0x23, data);
1258 data = reg_r(gspca_dev, 0x21);
1260 reg_w(gspca_dev, 0x21, data);
1264 static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness)
1266 struct sd *sd = (struct sd *) gspca_dev;
1270 if (sd->sensor == SENSOR_OV562x) {
1274 sccb_write(gspca_dev, 0x24, val);
1277 sccb_write(gspca_dev, 0x25, val);
1284 sccb_write(gspca_dev, 0x26, val);
1288 val = 15 - val; /* f .. 8 */
1290 val = val - 8; /* 0 .. 7 */
1291 sccb_write(gspca_dev, 0x55, /* brtn - brightness adjustment */
1296 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
1298 sccb_write(gspca_dev, 0x56, /* cnst1 - contrast 1 ctrl coeff */
1302 static void setautogain(struct gspca_dev *gspca_dev, s32 autogain)
1306 /*fixme: should adjust agc/awb/aec by different controls */
1307 val = sccb_read(gspca_dev, 0x13); /* com8 */
1308 sccb_write(gspca_dev, 0xff, 0x00);
1310 val |= 0x05; /* agc & aec */
1313 sccb_write(gspca_dev, 0x13, val);
1316 static void setexposure(struct gspca_dev *gspca_dev, s32 exposure)
1318 static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e};
1321 sccb_write(gspca_dev, 0x10, expo[exposure]); /* aec[9:2] */
1323 val = sccb_read(gspca_dev, 0x13); /* com8 */
1324 sccb_write(gspca_dev, 0xff, 0x00);
1325 sccb_write(gspca_dev, 0x13, val);
1327 val = sccb_read(gspca_dev, 0xa1); /* aech */
1328 sccb_write(gspca_dev, 0xff, 0x00);
1329 sccb_write(gspca_dev, 0xa1, val & 0xe0); /* aec[15:10] = 0 */
1332 static void setsharpness(struct gspca_dev *gspca_dev, s32 val)
1334 if (val < 0) { /* auto */
1335 val = sccb_read(gspca_dev, 0x42); /* com17 */
1336 sccb_write(gspca_dev, 0xff, 0x00);
1337 sccb_write(gspca_dev, 0x42, val | 0x40);
1338 /* Edge enhancement strength auto adjust */
1342 val = 1 << (val - 1);
1343 sccb_write(gspca_dev, 0x3f, /* edge - edge enhance. factor */
1345 val = sccb_read(gspca_dev, 0x42); /* com17 */
1346 sccb_write(gspca_dev, 0xff, 0x00);
1347 sccb_write(gspca_dev, 0x42, val & 0xbf);
1350 static void setsatur(struct gspca_dev *gspca_dev, s32 val)
1352 u8 val1, val2, val3;
1353 static const u8 matrix[5][2] = {
1361 val1 = matrix[val][0];
1362 val2 = matrix[val][1];
1364 sccb_write(gspca_dev, 0x4f, val3); /* matrix coeff */
1365 sccb_write(gspca_dev, 0x50, val3);
1366 sccb_write(gspca_dev, 0x51, 0x00);
1367 sccb_write(gspca_dev, 0x52, val1);
1368 sccb_write(gspca_dev, 0x53, val2);
1369 sccb_write(gspca_dev, 0x54, val3);
1370 sccb_write(gspca_dev, 0x58, 0x1a); /* mtxs - coeff signs */
1372 val1 = sccb_read(gspca_dev, 0x41); /* com16 */
1373 sccb_write(gspca_dev, 0xff, 0x00);
1374 sccb_write(gspca_dev, 0x41, val1);
1377 static void setlightfreq(struct gspca_dev *gspca_dev, s32 freq)
1381 val = sccb_read(gspca_dev, 0x13); /* com8 */
1382 sccb_write(gspca_dev, 0xff, 0x00);
1384 sccb_write(gspca_dev, 0x13, val & 0xdf);
1387 sccb_write(gspca_dev, 0x13, val | 0x20);
1389 val = sccb_read(gspca_dev, 0x42); /* com17 */
1390 sccb_write(gspca_dev, 0xff, 0x00);
1395 sccb_write(gspca_dev, 0x42, val);
1398 /* this function is called at probe time */
1399 static int sd_config(struct gspca_dev *gspca_dev,
1400 const struct usb_device_id *id)
1405 /* this function is called at probe and resume time */
1406 static int sd_init(struct gspca_dev *gspca_dev)
1408 struct sd *sd = (struct sd *) gspca_dev;
1412 reg_w(gspca_dev, 0xe7, 0x3a);
1413 reg_w(gspca_dev, 0xe0, 0x08);
1416 /* initialize the sensor address */
1417 reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60);
1420 sccb_write(gspca_dev, 0x12, 0x80);
1423 /* probe the sensor */
1424 sccb_read(gspca_dev, 0x0a);
1425 sensor_id = sccb_read(gspca_dev, 0x0a) << 8;
1426 sccb_read(gspca_dev, 0x0b);
1427 sensor_id |= sccb_read(gspca_dev, 0x0b);
1428 gspca_dbg(gspca_dev, D_PROBE, "Sensor ID: %04x\n", sensor_id);
1431 if ((sensor_id & 0xfff0) == 0x9650) {
1432 sd->sensor = SENSOR_OV965x;
1434 gspca_dev->cam.cam_mode = ov965x_mode;
1435 gspca_dev->cam.nmodes = ARRAY_SIZE(ov965x_mode);
1437 reg_w_array(gspca_dev, bridge_init,
1438 ARRAY_SIZE(bridge_init));
1439 sccb_w_array(gspca_dev, ov965x_init,
1440 ARRAY_SIZE(ov965x_init));
1441 reg_w_array(gspca_dev, bridge_init_2,
1442 ARRAY_SIZE(bridge_init_2));
1443 sccb_w_array(gspca_dev, ov965x_init_2,
1444 ARRAY_SIZE(ov965x_init_2));
1445 reg_w(gspca_dev, 0xe0, 0x00);
1446 reg_w(gspca_dev, 0xe0, 0x01);
1447 set_led(gspca_dev, 0);
1448 reg_w(gspca_dev, 0xe0, 0x00);
1449 } else if ((sensor_id & 0xfff0) == 0x9710) {
1453 sd->sensor = SENSOR_OV971x;
1455 gspca_dev->cam.cam_mode = ov971x_mode;
1456 gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode);
1458 gspca_dev->cam.bulk = 1;
1459 gspca_dev->cam.bulk_size = 16384;
1460 gspca_dev->cam.bulk_nurbs = 2;
1462 sccb_w_array(gspca_dev, ov971x_init,
1463 ARRAY_SIZE(ov971x_init));
1465 /* set video format on bridge processor */
1466 /* access bridge processor's video format registers at: 0x00 */
1467 reg_w(gspca_dev, 0x1c, 0x00);
1468 /*set register: 0x00 is 'RAW8', 0x40 is 'YUV422' (YUYV?)*/
1469 reg_w(gspca_dev, 0x1d, 0x00);
1471 /* Will W. specific stuff
1473 * output (0x1f) if first webcam
1474 * input (0x17) if 2nd or 3rd webcam */
1475 p = video_device_node_name(&gspca_dev->vdev);
1478 reg_w(gspca_dev, 0x56, 0x1f);
1480 reg_w(gspca_dev, 0x56, 0x17);
1481 } else if ((sensor_id & 0xfff0) == 0x5620) {
1482 sd->sensor = SENSOR_OV562x;
1483 gspca_dev->cam.cam_mode = ov562x_mode;
1484 gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode);
1486 reg_w_array(gspca_dev, ov562x_init,
1487 ARRAY_SIZE(ov562x_init));
1488 sccb_w_array(gspca_dev, ov562x_init_2,
1489 ARRAY_SIZE(ov562x_init_2));
1490 reg_w(gspca_dev, 0xe0, 0x00);
1491 } else if ((sensor_id & 0xfff0) == 0x3610) {
1492 sd->sensor = SENSOR_OV361x;
1493 gspca_dev->cam.cam_mode = ov361x_mode;
1494 gspca_dev->cam.nmodes = ARRAY_SIZE(ov361x_mode);
1495 reg_w(gspca_dev, 0xe7, 0x3a);
1496 reg_w(gspca_dev, 0xf1, 0x60);
1497 sccb_write(gspca_dev, 0x12, 0x80);
1499 pr_err("Unknown sensor %04x", sensor_id);
1503 return gspca_dev->usb_err;
1506 static int sd_start_ov361x(struct gspca_dev *gspca_dev)
1508 sccb_write(gspca_dev, 0x12, 0x80);
1510 switch (gspca_dev->curr_mode % (ov361x_last)) {
1512 reg_w_array(gspca_dev, ov361x_bridge_start_2048,
1513 ARRAY_SIZE(ov361x_bridge_start_2048));
1514 sccb_w_array(gspca_dev, ov361x_start_2048,
1515 ARRAY_SIZE(ov361x_start_2048));
1518 reg_w_array(gspca_dev, ov361x_bridge_start_1600,
1519 ARRAY_SIZE(ov361x_bridge_start_1600));
1520 sccb_w_array(gspca_dev, ov361x_start_1600,
1521 ARRAY_SIZE(ov361x_start_1600));
1524 reg_w_array(gspca_dev, ov361x_bridge_start_1024,
1525 ARRAY_SIZE(ov361x_bridge_start_1024));
1526 sccb_w_array(gspca_dev, ov361x_start_1024,
1527 ARRAY_SIZE(ov361x_start_1024));
1530 reg_w_array(gspca_dev, ov361x_bridge_start_640,
1531 ARRAY_SIZE(ov361x_bridge_start_640));
1532 sccb_w_array(gspca_dev, ov361x_start_640,
1533 ARRAY_SIZE(ov361x_start_640));
1536 reg_w_array(gspca_dev, ov361x_bridge_start_320,
1537 ARRAY_SIZE(ov361x_bridge_start_320));
1538 sccb_w_array(gspca_dev, ov361x_start_320,
1539 ARRAY_SIZE(ov361x_start_320));
1542 reg_w_array(gspca_dev, ov361x_bridge_start_160,
1543 ARRAY_SIZE(ov361x_bridge_start_160));
1544 sccb_w_array(gspca_dev, ov361x_start_160,
1545 ARRAY_SIZE(ov361x_start_160));
1548 reg_w(gspca_dev, 0xe0, 0x00); /* start transfer */
1550 return gspca_dev->usb_err;
1553 static int sd_start(struct gspca_dev *gspca_dev)
1555 struct sd *sd = (struct sd *) gspca_dev;
1557 if (sd->sensor == SENSOR_OV971x)
1558 return gspca_dev->usb_err;
1559 if (sd->sensor == SENSOR_OV562x)
1560 return gspca_dev->usb_err;
1561 if (sd->sensor == SENSOR_OV361x)
1562 return sd_start_ov361x(gspca_dev);
1564 switch (gspca_dev->curr_mode) {
1565 case QVGA_MODE: /* 320x240 */
1566 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1567 ARRAY_SIZE(ov965x_start_1_vga));
1568 reg_w_array(gspca_dev, bridge_start_qvga,
1569 ARRAY_SIZE(bridge_start_qvga));
1570 sccb_w_array(gspca_dev, ov965x_start_2_qvga,
1571 ARRAY_SIZE(ov965x_start_2_qvga));
1573 case VGA_MODE: /* 640x480 */
1574 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1575 ARRAY_SIZE(ov965x_start_1_vga));
1576 reg_w_array(gspca_dev, bridge_start_vga,
1577 ARRAY_SIZE(bridge_start_vga));
1578 sccb_w_array(gspca_dev, ov965x_start_2_vga,
1579 ARRAY_SIZE(ov965x_start_2_vga));
1581 case SVGA_MODE: /* 800x600 */
1582 sccb_w_array(gspca_dev, ov965x_start_1_svga,
1583 ARRAY_SIZE(ov965x_start_1_svga));
1584 reg_w_array(gspca_dev, bridge_start_svga,
1585 ARRAY_SIZE(bridge_start_svga));
1586 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1587 ARRAY_SIZE(ov965x_start_2_svga));
1589 case XGA_MODE: /* 1024x768 */
1590 sccb_w_array(gspca_dev, ov965x_start_1_xga,
1591 ARRAY_SIZE(ov965x_start_1_xga));
1592 reg_w_array(gspca_dev, bridge_start_xga,
1593 ARRAY_SIZE(bridge_start_xga));
1594 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1595 ARRAY_SIZE(ov965x_start_2_svga));
1598 /* case SXGA_MODE: * 1280x1024 */
1599 sccb_w_array(gspca_dev, ov965x_start_1_sxga,
1600 ARRAY_SIZE(ov965x_start_1_sxga));
1601 reg_w_array(gspca_dev, bridge_start_sxga,
1602 ARRAY_SIZE(bridge_start_sxga));
1603 sccb_w_array(gspca_dev, ov965x_start_2_sxga,
1604 ARRAY_SIZE(ov965x_start_2_sxga));
1608 reg_w(gspca_dev, 0xe0, 0x00);
1609 reg_w(gspca_dev, 0xe0, 0x00);
1610 set_led(gspca_dev, 1);
1611 return gspca_dev->usb_err;
1614 static void sd_stopN(struct gspca_dev *gspca_dev)
1616 if (((struct sd *)gspca_dev)->sensor == SENSOR_OV361x) {
1617 reg_w(gspca_dev, 0xe0, 0x01); /* stop transfer */
1618 /* reg_w(gspca_dev, 0x31, 0x09); */
1621 reg_w(gspca_dev, 0xe0, 0x01);
1622 set_led(gspca_dev, 0);
1623 reg_w(gspca_dev, 0xe0, 0x00);
1626 /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
1627 #define UVC_STREAM_EOH (1 << 7)
1628 #define UVC_STREAM_ERR (1 << 6)
1629 #define UVC_STREAM_STI (1 << 5)
1630 #define UVC_STREAM_RES (1 << 4)
1631 #define UVC_STREAM_SCR (1 << 3)
1632 #define UVC_STREAM_PTS (1 << 2)
1633 #define UVC_STREAM_EOF (1 << 1)
1634 #define UVC_STREAM_FID (1 << 0)
1636 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1639 struct sd *sd = (struct sd *) gspca_dev;
1642 int remaining_len = len;
1645 payload_len = gspca_dev->cam.bulk ? 2048 : 2040;
1647 len = min(remaining_len, payload_len);
1649 /* Payloads are prefixed with a UVC-style header. We
1650 consider a frame to start when the FID toggles, or the PTS
1651 changes. A frame ends when EOF is set, and we've received
1652 the correct number of bytes. */
1654 /* Verify UVC header. Header length is always 12 */
1655 if (data[0] != 12 || len < 12) {
1656 gspca_dbg(gspca_dev, D_PACK, "bad header\n");
1661 if (data[1] & UVC_STREAM_ERR) {
1662 gspca_dbg(gspca_dev, D_PACK, "payload error\n");
1666 /* Extract PTS and FID */
1667 if (!(data[1] & UVC_STREAM_PTS)) {
1668 gspca_dbg(gspca_dev, D_PACK, "PTS not present\n");
1671 this_pts = (data[5] << 24) | (data[4] << 16)
1672 | (data[3] << 8) | data[2];
1673 this_fid = data[1] & UVC_STREAM_FID;
1675 /* If PTS or FID has changed, start a new frame. */
1676 if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
1677 if (gspca_dev->last_packet_type == INTER_PACKET)
1678 gspca_frame_add(gspca_dev, LAST_PACKET,
1680 sd->last_pts = this_pts;
1681 sd->last_fid = this_fid;
1682 gspca_frame_add(gspca_dev, FIRST_PACKET,
1683 data + 12, len - 12);
1684 /* If this packet is marked as EOF, end the frame */
1685 } else if (data[1] & UVC_STREAM_EOF) {
1687 gspca_frame_add(gspca_dev, LAST_PACKET,
1688 data + 12, len - 12);
1691 /* Add the data from this payload */
1692 gspca_frame_add(gspca_dev, INTER_PACKET,
1693 data + 12, len - 12);
1696 /* Done this payload */
1700 /* Discard data until a new frame starts. */
1701 gspca_dev->last_packet_type = DISCARD_PACKET;
1704 remaining_len -= len;
1706 } while (remaining_len > 0);
1709 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
1711 struct gspca_dev *gspca_dev =
1712 container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
1714 gspca_dev->usb_err = 0;
1716 if (!gspca_dev->streaming)
1720 case V4L2_CID_BRIGHTNESS:
1721 setbrightness(gspca_dev, ctrl->val);
1723 case V4L2_CID_CONTRAST:
1724 setcontrast(gspca_dev, ctrl->val);
1726 case V4L2_CID_SATURATION:
1727 setsatur(gspca_dev, ctrl->val);
1729 case V4L2_CID_POWER_LINE_FREQUENCY:
1730 setlightfreq(gspca_dev, ctrl->val);
1732 case V4L2_CID_SHARPNESS:
1733 setsharpness(gspca_dev, ctrl->val);
1735 case V4L2_CID_AUTOGAIN:
1737 setautogain(gspca_dev, ctrl->val);
1738 if (!ctrl->val && gspca_dev->exposure->is_new)
1739 setexposure(gspca_dev, gspca_dev->exposure->val);
1742 return gspca_dev->usb_err;
1745 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
1746 .s_ctrl = sd_s_ctrl,
1749 static int sd_init_controls(struct gspca_dev *gspca_dev)
1751 struct sd *sd = (struct sd *)gspca_dev;
1752 struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
1754 if (sd->sensor == SENSOR_OV971x)
1756 if (sd->sensor == SENSOR_OV361x)
1758 gspca_dev->vdev.ctrl_handler = hdl;
1759 v4l2_ctrl_handler_init(hdl, 7);
1760 if (sd->sensor == SENSOR_OV562x) {
1761 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1762 V4L2_CID_BRIGHTNESS, -90, 90, 1, 0);
1764 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1765 V4L2_CID_BRIGHTNESS, 0, 15, 1, 7);
1766 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1767 V4L2_CID_CONTRAST, 0, 15, 1, 3);
1768 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1769 V4L2_CID_SATURATION, 0, 4, 1, 2);
1771 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1772 V4L2_CID_SHARPNESS, -1, 4, 1, -1);
1773 gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1774 V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
1775 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1776 V4L2_CID_EXPOSURE, 0, 3, 1, 0);
1777 v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
1778 V4L2_CID_POWER_LINE_FREQUENCY,
1779 V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
1780 v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);
1784 pr_err("Could not initialize controls\n");
1790 /* sub-driver description */
1791 static const struct sd_desc sd_desc = {
1792 .name = MODULE_NAME,
1793 .config = sd_config,
1795 .init_controls = sd_init_controls,
1798 .pkt_scan = sd_pkt_scan,
1801 /* -- module initialisation -- */
1802 static const struct usb_device_id device_table[] = {
1803 {USB_DEVICE(0x05a9, 0x8065)},
1804 {USB_DEVICE(0x06f8, 0x3003)},
1805 {USB_DEVICE(0x05a9, 0x1550)},
1809 MODULE_DEVICE_TABLE(usb, device_table);
1811 /* -- device connect -- */
1812 static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
1814 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1818 static struct usb_driver sd_driver = {
1819 .name = MODULE_NAME,
1820 .id_table = device_table,
1822 .disconnect = gspca_disconnect,
1824 .suspend = gspca_suspend,
1825 .resume = gspca_resume,
1826 .reset_resume = gspca_resume,
1830 module_usb_driver(sd_driver);