| /* |
| * ov534-ov965x gspca driver |
| * |
| * Copyright (C) 2009-2010 Jean-Francois Moine http://moinejf.free.fr |
| * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it> |
| * Copyright (C) 2008 Jim Paris <jim@jtan.com> |
| * |
| * Based on a prototype written by Mark Ferrell <majortrips@gmail.com> |
| * USB protocol reverse engineered by Jim Paris <jim@jtan.com> |
| * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/ |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #define MODULE_NAME "ov534_9" |
| |
| #include "gspca.h" |
| |
| #define OV534_REG_ADDRESS 0xf1 /* sensor address */ |
| #define OV534_REG_SUBADDR 0xf2 |
| #define OV534_REG_WRITE 0xf3 |
| #define OV534_REG_READ 0xf4 |
| #define OV534_REG_OPERATION 0xf5 |
| #define OV534_REG_STATUS 0xf6 |
| |
| #define OV534_OP_WRITE_3 0x37 |
| #define OV534_OP_WRITE_2 0x33 |
| #define OV534_OP_READ_2 0xf9 |
| |
| #define CTRL_TIMEOUT 500 |
| |
| MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>"); |
| MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver"); |
| MODULE_LICENSE("GPL"); |
| |
| /* specific webcam descriptor */ |
| struct sd { |
| struct gspca_dev gspca_dev; /* !! must be the first item */ |
| __u32 last_pts; |
| u8 last_fid; |
| |
| u8 brightness; |
| u8 contrast; |
| u8 autogain; |
| u8 exposure; |
| s8 sharpness; |
| u8 satur; |
| u8 freq; |
| }; |
| |
| /* V4L2 controls supported by the driver */ |
| static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); |
| static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); |
| static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val); |
| static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); |
| static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val); |
| static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val); |
| static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val); |
| static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val); |
| static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val); |
| static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val); |
| static int sd_setsatur(struct gspca_dev *gspca_dev, __s32 val); |
| static int sd_getsatur(struct gspca_dev *gspca_dev, __s32 *val); |
| static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val); |
| static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val); |
| |
| static const struct ctrl sd_ctrls[] = { |
| { /* 0 */ |
| { |
| .id = V4L2_CID_BRIGHTNESS, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| .name = "Brightness", |
| .minimum = 0, |
| .maximum = 15, |
| .step = 1, |
| #define BRIGHTNESS_DEF 7 |
| .default_value = BRIGHTNESS_DEF, |
| }, |
| .set = sd_setbrightness, |
| .get = sd_getbrightness, |
| }, |
| { /* 1 */ |
| { |
| .id = V4L2_CID_CONTRAST, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| .name = "Contrast", |
| .minimum = 0, |
| .maximum = 15, |
| .step = 1, |
| #define CONTRAST_DEF 3 |
| .default_value = CONTRAST_DEF, |
| }, |
| .set = sd_setcontrast, |
| .get = sd_getcontrast, |
| }, |
| { /* 2 */ |
| { |
| .id = V4L2_CID_AUTOGAIN, |
| .type = V4L2_CTRL_TYPE_BOOLEAN, |
| .name = "Autogain", |
| .minimum = 0, |
| .maximum = 1, |
| .step = 1, |
| #define AUTOGAIN_DEF 1 |
| .default_value = AUTOGAIN_DEF, |
| }, |
| .set = sd_setautogain, |
| .get = sd_getautogain, |
| }, |
| #define EXPO_IDX 3 |
| { /* 3 */ |
| { |
| .id = V4L2_CID_EXPOSURE, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| .name = "Exposure", |
| .minimum = 0, |
| .maximum = 3, |
| .step = 1, |
| #define EXPO_DEF 0 |
| .default_value = EXPO_DEF, |
| }, |
| .set = sd_setexposure, |
| .get = sd_getexposure, |
| }, |
| { /* 4 */ |
| { |
| .id = V4L2_CID_SHARPNESS, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| .name = "Sharpness", |
| .minimum = -1, /* -1 = auto */ |
| .maximum = 4, |
| .step = 1, |
| #define SHARPNESS_DEF -1 |
| .default_value = SHARPNESS_DEF, |
| }, |
| .set = sd_setsharpness, |
| .get = sd_getsharpness, |
| }, |
| { /* 5 */ |
| { |
| .id = V4L2_CID_SATURATION, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| .name = "Saturation", |
| .minimum = 0, |
| .maximum = 4, |
| .step = 1, |
| #define SATUR_DEF 2 |
| .default_value = SATUR_DEF, |
| }, |
| .set = sd_setsatur, |
| .get = sd_getsatur, |
| }, |
| { |
| { |
| .id = V4L2_CID_POWER_LINE_FREQUENCY, |
| .type = V4L2_CTRL_TYPE_MENU, |
| .name = "Light frequency filter", |
| .minimum = 0, |
| .maximum = 2, /* 0: 0, 1: 50Hz, 2:60Hz */ |
| .step = 1, |
| #define FREQ_DEF 0 |
| .default_value = FREQ_DEF, |
| }, |
| .set = sd_setfreq, |
| .get = sd_getfreq, |
| }, |
| }; |
| |
| static const struct v4l2_pix_format ov965x_mode[] = { |
| #define QVGA_MODE 0 |
| {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, |
| .bytesperline = 320, |
| .sizeimage = 320 * 240 * 3 / 8 + 590, |
| .colorspace = V4L2_COLORSPACE_JPEG}, |
| #define VGA_MODE 1 |
| {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, |
| .bytesperline = 640, |
| .sizeimage = 640 * 480 * 3 / 8 + 590, |
| .colorspace = V4L2_COLORSPACE_JPEG}, |
| #define SVGA_MODE 2 |
| {800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, |
| .bytesperline = 800, |
| .sizeimage = 800 * 600 * 3 / 8 + 590, |
| .colorspace = V4L2_COLORSPACE_JPEG}, |
| #define XGA_MODE 3 |
| {1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, |
| .bytesperline = 1024, |
| .sizeimage = 1024 * 768 * 3 / 8 + 590, |
| .colorspace = V4L2_COLORSPACE_JPEG}, |
| #define SXGA_MODE 4 |
| {1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, |
| .bytesperline = 1280, |
| .sizeimage = 1280 * 1024 * 3 / 8 + 590, |
| .colorspace = V4L2_COLORSPACE_JPEG}, |
| }; |
| |
| static const u8 bridge_init[][2] = { |
| {0x88, 0xf8}, |
| {0x89, 0xff}, |
| {0x76, 0x03}, |
| {0x92, 0x03}, |
| {0x95, 0x10}, |
| {0xe2, 0x00}, |
| {0xe7, 0x3e}, |
| {0x8d, 0x1c}, |
| {0x8e, 0x00}, |
| {0x8f, 0x00}, |
| {0x1f, 0x00}, |
| {0xc3, 0xf9}, |
| {0x89, 0xff}, |
| {0x88, 0xf8}, |
| {0x76, 0x03}, |
| {0x92, 0x01}, |
| {0x93, 0x18}, |
| {0x1c, 0x0a}, |
| {0x1d, 0x48}, |
| {0xc0, 0x50}, |
| {0xc1, 0x3c}, |
| {0x34, 0x05}, |
| {0xc2, 0x0c}, |
| {0xc3, 0xf9}, |
| {0x34, 0x05}, |
| {0xe7, 0x2e}, |
| {0x31, 0xf9}, |
| {0x35, 0x02}, |
| {0xd9, 0x10}, |
| {0x25, 0x42}, |
| {0x94, 0x11}, |
| }; |
| |
| static const u8 sensor_init[][2] = { |
| {0x12, 0x80}, /* com7 - SSCB reset */ |
| {0x00, 0x00}, /* gain */ |
| {0x01, 0x80}, /* blue */ |
| {0x02, 0x80}, /* red */ |
| {0x03, 0x1b}, /* vref */ |
| {0x04, 0x03}, /* com1 - exposure low bits */ |
| {0x0b, 0x57}, /* ver */ |
| {0x0e, 0x61}, /* com5 */ |
| {0x0f, 0x42}, /* com6 */ |
| {0x11, 0x00}, /* clkrc */ |
| {0x12, 0x02}, /* com7 - 15fps VGA YUYV */ |
| {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ |
| {0x14, 0x28}, /* com9 */ |
| {0x16, 0x24}, /* reg16 */ |
| {0x17, 0x1d}, /* hstart*/ |
| {0x18, 0xbd}, /* hstop */ |
| {0x19, 0x01}, /* vstrt */ |
| {0x1a, 0x81}, /* vstop*/ |
| {0x1e, 0x04}, /* mvfp */ |
| {0x24, 0x3c}, /* aew */ |
| {0x25, 0x36}, /* aeb */ |
| {0x26, 0x71}, /* vpt */ |
| {0x27, 0x08}, /* bbias */ |
| {0x28, 0x08}, /* gbbias */ |
| {0x29, 0x15}, /* gr com */ |
| {0x2a, 0x00}, /* exhch */ |
| {0x2b, 0x00}, /* exhcl */ |
| {0x2c, 0x08}, /* rbias */ |
| {0x32, 0xff}, /* href */ |
| {0x33, 0x00}, /* chlf */ |
| {0x34, 0x3f}, /* aref1 */ |
| {0x35, 0x00}, /* aref2 */ |
| {0x36, 0xf8}, /* aref3 */ |
| {0x38, 0x72}, /* adc2 */ |
| {0x39, 0x57}, /* aref4 */ |
| {0x3a, 0x80}, /* tslb - yuyv */ |
| {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */ |
| {0x3d, 0x99}, /* com13 */ |
| {0x3f, 0xc1}, /* edge */ |
| {0x40, 0xc0}, /* com15 */ |
| {0x41, 0x40}, /* com16 */ |
| {0x42, 0xc0}, /* com17 */ |
| {0x43, 0x0a}, /* rsvd */ |
| {0x44, 0xf0}, |
| {0x45, 0x46}, |
| {0x46, 0x62}, |
| {0x47, 0x2a}, |
| {0x48, 0x3c}, |
| {0x4a, 0xfc}, |
| {0x4b, 0xfc}, |
| {0x4c, 0x7f}, |
| {0x4d, 0x7f}, |
| {0x4e, 0x7f}, |
| {0x4f, 0x98}, /* matrix */ |
| {0x50, 0x98}, |
| {0x51, 0x00}, |
| {0x52, 0x28}, |
| {0x53, 0x70}, |
| {0x54, 0x98}, |
| {0x58, 0x1a}, /* matrix coef sign */ |
| {0x59, 0x85}, /* AWB control */ |
| {0x5a, 0xa9}, |
| {0x5b, 0x64}, |
| {0x5c, 0x84}, |
| {0x5d, 0x53}, |
| {0x5e, 0x0e}, |
| {0x5f, 0xf0}, /* AWB blue limit */ |
| {0x60, 0xf0}, /* AWB red limit */ |
| {0x61, 0xf0}, /* AWB green limit */ |
| {0x62, 0x00}, /* lcc1 */ |
| {0x63, 0x00}, /* lcc2 */ |
| {0x64, 0x02}, /* lcc3 */ |
| {0x65, 0x16}, /* lcc4 */ |
| {0x66, 0x01}, /* lcc5 */ |
| {0x69, 0x02}, /* hv */ |
| {0x6b, 0x5a}, /* dbvl */ |
| {0x6c, 0x04}, |
| {0x6d, 0x55}, |
| {0x6e, 0x00}, |
| {0x6f, 0x9d}, |
| {0x70, 0x21}, /* dnsth */ |
| {0x71, 0x78}, |
| {0x72, 0x00}, /* poidx */ |
| {0x73, 0x01}, /* pckdv */ |
| {0x74, 0x3a}, /* xindx */ |
| {0x75, 0x35}, /* yindx */ |
| {0x76, 0x01}, |
| {0x77, 0x02}, |
| {0x7a, 0x12}, /* gamma curve */ |
| {0x7b, 0x08}, |
| {0x7c, 0x16}, |
| {0x7d, 0x30}, |
| {0x7e, 0x5e}, |
| {0x7f, 0x72}, |
| {0x80, 0x82}, |
| {0x81, 0x8e}, |
| {0x82, 0x9a}, |
| {0x83, 0xa4}, |
| {0x84, 0xac}, |
| {0x85, 0xb8}, |
| {0x86, 0xc3}, |
| {0x87, 0xd6}, |
| {0x88, 0xe6}, |
| {0x89, 0xf2}, |
| {0x8a, 0x03}, |
| {0x8c, 0x89}, /* com19 */ |
| {0x14, 0x28}, /* com9 */ |
| {0x90, 0x7d}, |
| {0x91, 0x7b}, |
| {0x9d, 0x03}, /* lcc6 */ |
| {0x9e, 0x04}, /* lcc7 */ |
| {0x9f, 0x7a}, |
| {0xa0, 0x79}, |
| {0xa1, 0x40}, /* aechm */ |
| {0xa4, 0x50}, /* com21 */ |
| {0xa5, 0x68}, /* com26 */ |
| {0xa6, 0x4a}, /* AWB green */ |
| {0xa8, 0xc1}, /* refa8 */ |
| {0xa9, 0xef}, /* refa9 */ |
| {0xaa, 0x92}, |
| {0xab, 0x04}, |
| {0xac, 0x80}, /* black level control */ |
| {0xad, 0x80}, |
| {0xae, 0x80}, |
| {0xaf, 0x80}, |
| {0xb2, 0xf2}, |
| {0xb3, 0x20}, |
| {0xb4, 0x20}, /* ctrlb4 */ |
| {0xb5, 0x00}, |
| {0xb6, 0xaf}, |
| {0xbb, 0xae}, |
| {0xbc, 0x7f}, /* ADC channel offsets */ |
| {0xdb, 0x7f}, |
| {0xbe, 0x7f}, |
| {0xbf, 0x7f}, |
| {0xc0, 0xe2}, |
| {0xc1, 0xc0}, |
| {0xc2, 0x01}, |
| {0xc3, 0x4e}, |
| {0xc6, 0x85}, |
| {0xc7, 0x80}, /* com24 */ |
| {0xc9, 0xe0}, |
| {0xca, 0xe8}, |
| {0xcb, 0xf0}, |
| {0xcc, 0xd8}, |
| {0xcd, 0xf1}, |
| {0x4f, 0x98}, /* matrix */ |
| {0x50, 0x98}, |
| {0x51, 0x00}, |
| {0x52, 0x28}, |
| {0x53, 0x70}, |
| {0x54, 0x98}, |
| {0x58, 0x1a}, |
| {0xff, 0x41}, /* read 41, write ff 00 */ |
| {0x41, 0x40}, /* com16 */ |
| |
| {0xc5, 0x03}, /* 60 Hz banding filter */ |
| {0x6a, 0x02}, /* 50 Hz banding filter */ |
| |
| {0x12, 0x62}, /* com7 - 30fps VGA YUV */ |
| {0x36, 0xfa}, /* aref3 */ |
| {0x69, 0x0a}, /* hv */ |
| {0x8c, 0x89}, /* com22 */ |
| {0x14, 0x28}, /* com9 */ |
| {0x3e, 0x0c}, |
| {0x41, 0x40}, /* com16 */ |
| {0x72, 0x00}, |
| {0x73, 0x00}, |
| {0x74, 0x3a}, |
| {0x75, 0x35}, |
| {0x76, 0x01}, |
| {0xc7, 0x80}, |
| {0x03, 0x12}, /* vref */ |
| {0x17, 0x16}, /* hstart */ |
| {0x18, 0x02}, /* hstop */ |
| {0x19, 0x01}, /* vstrt */ |
| {0x1a, 0x3d}, /* vstop */ |
| {0x32, 0xff}, /* href */ |
| {0xc0, 0xaa}, |
| }; |
| |
| static const u8 bridge_init_2[][2] = { |
| {0x94, 0xaa}, |
| {0xf1, 0x60}, |
| {0xe5, 0x04}, |
| {0xc0, 0x50}, |
| {0xc1, 0x3c}, |
| {0x8c, 0x00}, |
| {0x8d, 0x1c}, |
| {0x34, 0x05}, |
| |
| {0xc2, 0x0c}, |
| {0xc3, 0xf9}, |
| {0xda, 0x01}, |
| {0x50, 0x00}, |
| {0x51, 0xa0}, |
| {0x52, 0x3c}, |
| {0x53, 0x00}, |
| {0x54, 0x00}, |
| {0x55, 0x00}, |
| {0x57, 0x00}, |
| {0x5c, 0x00}, |
| {0x5a, 0xa0}, |
| {0x5b, 0x78}, |
| {0x35, 0x02}, |
| {0xd9, 0x10}, |
| {0x94, 0x11}, |
| }; |
| |
| static const u8 sensor_init_2[][2] = { |
| {0x3b, 0xc4}, |
| {0x1e, 0x04}, /* mvfp */ |
| {0x13, 0xe0}, /* com8 */ |
| {0x00, 0x00}, /* gain */ |
| {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ |
| {0x11, 0x03}, /* clkrc */ |
| {0x6b, 0x5a}, /* dblv */ |
| {0x6a, 0x05}, |
| {0xc5, 0x07}, |
| {0xa2, 0x4b}, |
| {0xa3, 0x3e}, |
| {0x2d, 0x00}, |
| {0xff, 0x42}, /* read 42, write ff 00 */ |
| {0x42, 0xc0}, /* com17 */ |
| {0x2d, 0x00}, |
| {0xff, 0x42}, /* read 42, write ff 00 */ |
| {0x42, 0xc1}, /* com17 */ |
| /* sharpness */ |
| {0x3f, 0x01}, |
| {0xff, 0x42}, /* read 42, write ff 00 */ |
| {0x42, 0xc1}, /* com17 */ |
| /* saturation */ |
| {0x4f, 0x98}, /* matrix */ |
| {0x50, 0x98}, |
| {0x51, 0x00}, |
| {0x52, 0x28}, |
| {0x53, 0x70}, |
| {0x54, 0x98}, |
| {0x58, 0x1a}, |
| {0xff, 0x41}, /* read 41, write ff 00 */ |
| {0x41, 0x40}, /* com16 */ |
| /* contrast */ |
| {0x56, 0x40}, |
| /* brightness */ |
| {0x55, 0x8f}, |
| /* expo */ |
| {0x10, 0x25}, /* aech - exposure high bits */ |
| {0xff, 0x13}, /* read 13, write ff 00 */ |
| {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ |
| }; |
| |
| static const u8 sensor_start_1_vga[][2] = { /* same for qvga */ |
| {0x12, 0x62}, /* com7 - 30fps VGA YUV */ |
| {0x36, 0xfa}, /* aref3 */ |
| {0x69, 0x0a}, /* hv */ |
| {0x8c, 0x89}, /* com22 */ |
| {0x14, 0x28}, /* com9 */ |
| {0x3e, 0x0c}, /* com14 */ |
| {0x41, 0x40}, /* com16 */ |
| {0x72, 0x00}, |
| {0x73, 0x00}, |
| {0x74, 0x3a}, |
| {0x75, 0x35}, |
| {0x76, 0x01}, |
| {0xc7, 0x80}, /* com24 */ |
| {0x03, 0x12}, /* vref */ |
| {0x17, 0x16}, /* hstart */ |
| {0x18, 0x02}, /* hstop */ |
| {0x19, 0x01}, /* vstrt */ |
| {0x1a, 0x3d}, /* vstop */ |
| {0x32, 0xff}, /* href */ |
| {0xc0, 0xaa}, |
| }; |
| |
| static const u8 sensor_start_1_svga[][2] = { |
| {0x12, 0x02}, /* com7 - YUYV - VGA 15 full resolution */ |
| {0x36, 0xf8}, /* aref3 */ |
| {0x69, 0x02}, /* hv */ |
| {0x8c, 0x0d}, /* com22 */ |
| {0x3e, 0x0c}, /* com14 */ |
| {0x41, 0x40}, /* com16 */ |
| {0x72, 0x00}, |
| {0x73, 0x01}, |
| {0x74, 0x3a}, |
| {0x75, 0x35}, |
| {0x76, 0x01}, |
| {0xc7, 0x80}, /* com24 */ |
| {0x03, 0x1b}, /* vref */ |
| {0x17, 0x1d}, /* hstart */ |
| {0x18, 0xbd}, /* hstop */ |
| {0x19, 0x01}, /* vstrt */ |
| {0x1a, 0x81}, /* vstop */ |
| {0x32, 0xff}, /* href */ |
| {0xc0, 0xe2}, |
| }; |
| |
| static const u8 sensor_start_1_xga[][2] = { |
| {0x12, 0x02}, /* com7 */ |
| {0x36, 0xf8}, /* aref3 */ |
| {0x69, 0x02}, /* hv */ |
| {0x8c, 0x89}, /* com22 */ |
| {0x14, 0x28}, /* com9 */ |
| {0x3e, 0x0c}, /* com14 */ |
| {0x41, 0x40}, /* com16 */ |
| {0x72, 0x00}, |
| {0x73, 0x01}, |
| {0x74, 0x3a}, |
| {0x75, 0x35}, |
| {0x76, 0x01}, |
| {0xc7, 0x80}, /* com24 */ |
| {0x03, 0x1b}, /* vref */ |
| {0x17, 0x1d}, /* hstart */ |
| {0x18, 0xbd}, /* hstop */ |
| {0x19, 0x01}, /* vstrt */ |
| {0x1a, 0x81}, /* vstop */ |
| {0x32, 0xff}, /* href */ |
| {0xc0, 0xe2}, |
| }; |
| |
| static const u8 sensor_start_1_sxga[][2] = { |
| {0x12, 0x02}, /* com7 */ |
| {0x36, 0xf8}, /* aref3 */ |
| {0x69, 0x02}, /* hv */ |
| {0x8c, 0x89}, /* com22 */ |
| {0x14, 0x28}, /* com9 */ |
| {0x3e, 0x0c}, /* com14 */ |
| {0x41, 0x40}, /* com16 */ |
| {0x72, 0x00}, |
| {0x73, 0x01}, |
| {0x74, 0x3a}, |
| {0x75, 0x35}, |
| {0x76, 0x01}, |
| {0xc7, 0x80}, /* com24 */ |
| {0x03, 0x1b}, /* vref */ |
| {0x17, 0x1d}, /* hstart */ |
| {0x18, 0x02}, /* hstop */ |
| {0x19, 0x01}, /* vstrt */ |
| {0x1a, 0x81}, /* vstop */ |
| {0x32, 0xff}, /* href */ |
| {0xc0, 0xe2}, |
| }; |
| |
| static const u8 bridge_start_qvga[][2] = { |
| {0x94, 0xaa}, |
| {0xf1, 0x60}, |
| {0xe5, 0x04}, |
| {0xc0, 0x50}, |
| {0xc1, 0x3c}, |
| {0x8c, 0x00}, |
| {0x8d, 0x1c}, |
| {0x34, 0x05}, |
| |
| {0xc2, 0x4c}, |
| {0xc3, 0xf9}, |
| {0xda, 0x00}, |
| {0x50, 0x00}, |
| {0x51, 0xa0}, |
| {0x52, 0x78}, |
| {0x53, 0x00}, |
| {0x54, 0x00}, |
| {0x55, 0x00}, |
| {0x57, 0x00}, |
| {0x5c, 0x00}, |
| {0x5a, 0x50}, |
| {0x5b, 0x3c}, |
| {0x35, 0x02}, |
| {0xd9, 0x10}, |
| {0x94, 0x11}, |
| }; |
| |
| static const u8 bridge_start_vga[][2] = { |
| {0x94, 0xaa}, |
| {0xf1, 0x60}, |
| {0xe5, 0x04}, |
| {0xc0, 0x50}, |
| {0xc1, 0x3c}, |
| {0x8c, 0x00}, |
| {0x8d, 0x1c}, |
| {0x34, 0x05}, |
| {0xc2, 0x0c}, |
| {0xc3, 0xf9}, |
| {0xda, 0x01}, |
| {0x50, 0x00}, |
| {0x51, 0xa0}, |
| {0x52, 0x3c}, |
| {0x53, 0x00}, |
| {0x54, 0x00}, |
| {0x55, 0x00}, |
| {0x57, 0x00}, |
| {0x5c, 0x00}, |
| {0x5a, 0xa0}, |
| {0x5b, 0x78}, |
| {0x35, 0x02}, |
| {0xd9, 0x10}, |
| {0x94, 0x11}, |
| }; |
| |
| static const u8 bridge_start_svga[][2] = { |
| {0x94, 0xaa}, |
| {0xf1, 0x60}, |
| {0xe5, 0x04}, |
| {0xc0, 0xa0}, |
| {0xc1, 0x80}, |
| {0x8c, 0x00}, |
| {0x8d, 0x1c}, |
| {0x34, 0x05}, |
| {0xc2, 0x4c}, |
| {0xc3, 0xf9}, |
| {0x50, 0x00}, |
| {0x51, 0x40}, |
| {0x52, 0x00}, |
| {0x53, 0x00}, |
| {0x54, 0x00}, |
| {0x55, 0x88}, |
| {0x57, 0x00}, |
| {0x5c, 0x00}, |
| {0x5a, 0xc8}, |
| {0x5b, 0x96}, |
| {0x35, 0x02}, |
| {0xd9, 0x10}, |
| {0xda, 0x00}, |
| {0x94, 0x11}, |
| }; |
| |
| static const u8 bridge_start_xga[][2] = { |
| {0x94, 0xaa}, |
| {0xf1, 0x60}, |
| {0xe5, 0x04}, |
| {0xc0, 0xa0}, |
| {0xc1, 0x80}, |
| {0x8c, 0x00}, |
| {0x8d, 0x1c}, |
| {0x34, 0x05}, |
| {0xc2, 0x4c}, |
| {0xc3, 0xf9}, |
| {0x50, 0x00}, |
| {0x51, 0x40}, |
| {0x52, 0x00}, |
| {0x53, 0x00}, |
| {0x54, 0x00}, |
| {0x55, 0x88}, |
| {0x57, 0x00}, |
| {0x5c, 0x01}, |
| {0x5a, 0x00}, |
| {0x5b, 0xc0}, |
| {0x35, 0x02}, |
| {0xd9, 0x10}, |
| {0xda, 0x01}, |
| {0x94, 0x11}, |
| }; |
| |
| static const u8 bridge_start_sxga[][2] = { |
| {0x94, 0xaa}, |
| {0xf1, 0x60}, |
| {0xe5, 0x04}, |
| {0xc0, 0xa0}, |
| {0xc1, 0x80}, |
| {0x8c, 0x00}, |
| {0x8d, 0x1c}, |
| {0x34, 0x05}, |
| {0xc2, 0x0c}, |
| {0xc3, 0xf9}, |
| {0xda, 0x00}, |
| {0x35, 0x02}, |
| {0xd9, 0x10}, |
| {0x94, 0x11}, |
| }; |
| |
| static const u8 sensor_start_2_qvga[][2] = { |
| {0x3b, 0xe4}, /* com11 - night mode 1/4 frame rate */ |
| {0x1e, 0x04}, /* mvfp */ |
| {0x13, 0xe0}, /* com8 */ |
| {0x00, 0x00}, |
| {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ |
| {0x11, 0x01}, /* clkrc */ |
| {0x6b, 0x5a}, /* dblv */ |
| {0x6a, 0x02}, /* 50 Hz banding filter */ |
| {0xc5, 0x03}, /* 60 Hz banding filter */ |
| {0xa2, 0x96}, /* bd50 */ |
| {0xa3, 0x7d}, /* bd60 */ |
| |
| {0xff, 0x13}, /* read 13, write ff 00 */ |
| {0x13, 0xe7}, |
| {0x3a, 0x80}, /* tslb - yuyv */ |
| }; |
| |
| static const u8 sensor_start_2_vga[][2] = { |
| {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */ |
| {0x1e, 0x04}, /* mvfp */ |
| {0x13, 0xe0}, /* com8 */ |
| {0x00, 0x00}, |
| {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ |
| {0x11, 0x03}, /* clkrc */ |
| {0x6b, 0x5a}, /* dblv */ |
| {0x6a, 0x05}, /* 50 Hz banding filter */ |
| {0xc5, 0x07}, /* 60 Hz banding filter */ |
| {0xa2, 0x4b}, /* bd50 */ |
| {0xa3, 0x3e}, /* bd60 */ |
| |
| {0x2d, 0x00}, /* advfl */ |
| }; |
| |
| static const u8 sensor_start_2_svga[][2] = { /* same for xga */ |
| {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */ |
| {0x1e, 0x04}, /* mvfp */ |
| {0x13, 0xe0}, /* com8 */ |
| {0x00, 0x00}, |
| {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ |
| {0x11, 0x01}, /* clkrc */ |
| {0x6b, 0x5a}, /* dblv */ |
| {0x6a, 0x0c}, /* 50 Hz banding filter */ |
| {0xc5, 0x0f}, /* 60 Hz banding filter */ |
| {0xa2, 0x4e}, /* bd50 */ |
| {0xa3, 0x41}, /* bd60 */ |
| }; |
| |
| static const u8 sensor_start_2_sxga[][2] = { |
| {0x13, 0xe0}, /* com8 */ |
| {0x00, 0x00}, |
| {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ |
| {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */ |
| {0x1e, 0x04}, /* mvfp */ |
| {0x11, 0x01}, /* clkrc */ |
| {0x6b, 0x5a}, /* dblv */ |
| {0x6a, 0x0c}, /* 50 Hz banding filter */ |
| {0xc5, 0x0f}, /* 60 Hz banding filter */ |
| {0xa2, 0x4e}, /* bd50 */ |
| {0xa3, 0x41}, /* bd60 */ |
| }; |
| |
| static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val) |
| { |
| struct usb_device *udev = gspca_dev->dev; |
| int ret; |
| |
| if (gspca_dev->usb_err < 0) |
| return; |
| gspca_dev->usb_buf[0] = val; |
| ret = usb_control_msg(udev, |
| usb_sndctrlpipe(udev, 0), |
| 0x01, |
| USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT); |
| if (ret < 0) { |
| err("reg_w failed %d", ret); |
| gspca_dev->usb_err = ret; |
| } |
| } |
| |
| static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val) |
| { |
| PDEBUG(D_USBO, "reg_w [%04x] = %02x", reg, val); |
| reg_w_i(gspca_dev, reg, val); |
| } |
| |
| static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg) |
| { |
| struct usb_device *udev = gspca_dev->dev; |
| int ret; |
| |
| if (gspca_dev->usb_err < 0) |
| return 0; |
| ret = usb_control_msg(udev, |
| usb_rcvctrlpipe(udev, 0), |
| 0x01, |
| USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT); |
| PDEBUG(D_USBI, "reg_r [%04x] -> %02x", reg, gspca_dev->usb_buf[0]); |
| if (ret < 0) { |
| err("reg_r err %d", ret); |
| gspca_dev->usb_err = ret; |
| } |
| return gspca_dev->usb_buf[0]; |
| } |
| |
| static int sccb_check_status(struct gspca_dev *gspca_dev) |
| { |
| u8 data; |
| int i; |
| |
| for (i = 0; i < 5; i++) { |
| data = reg_r(gspca_dev, OV534_REG_STATUS); |
| |
| switch (data) { |
| case 0x00: |
| return 1; |
| case 0x04: |
| return 0; |
| case 0x03: |
| break; |
| default: |
| PDEBUG(D_USBI|D_USBO, |
| "sccb status 0x%02x, attempt %d/5", |
| data, i + 1); |
| } |
| } |
| return 0; |
| } |
| |
| static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val) |
| { |
| PDEBUG(D_USBO, "sccb_write [%02x] = %02x", reg, val); |
| reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg); |
| reg_w_i(gspca_dev, OV534_REG_WRITE, val); |
| reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3); |
| |
| if (!sccb_check_status(gspca_dev)) |
| err("sccb_write failed"); |
| } |
| |
| static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg) |
| { |
| reg_w(gspca_dev, OV534_REG_SUBADDR, reg); |
| reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2); |
| if (!sccb_check_status(gspca_dev)) |
| err("sccb_read failed 1"); |
| |
| reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2); |
| if (!sccb_check_status(gspca_dev)) |
| err("sccb_read failed 2"); |
| |
| return reg_r(gspca_dev, OV534_REG_READ); |
| } |
| |
| /* output a bridge sequence (reg - val) */ |
| static void reg_w_array(struct gspca_dev *gspca_dev, |
| const u8 (*data)[2], int len) |
| { |
| while (--len >= 0) { |
| reg_w(gspca_dev, (*data)[0], (*data)[1]); |
| data++; |
| } |
| } |
| |
| /* output a sensor sequence (reg - val) */ |
| static void sccb_w_array(struct gspca_dev *gspca_dev, |
| const u8 (*data)[2], int len) |
| { |
| while (--len >= 0) { |
| if ((*data)[0] != 0xff) { |
| sccb_write(gspca_dev, (*data)[0], (*data)[1]); |
| } else { |
| sccb_read(gspca_dev, (*data)[1]); |
| sccb_write(gspca_dev, 0xff, 0x00); |
| } |
| data++; |
| } |
| } |
| |
| /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7. |
| * (direction and output)? */ |
| static void set_led(struct gspca_dev *gspca_dev, int status) |
| { |
| u8 data; |
| |
| PDEBUG(D_CONF, "led status: %d", status); |
| |
| data = reg_r(gspca_dev, 0x21); |
| data |= 0x80; |
| reg_w(gspca_dev, 0x21, data); |
| |
| data = reg_r(gspca_dev, 0x23); |
| if (status) |
| data |= 0x80; |
| else |
| data &= ~0x80; |
| |
| reg_w(gspca_dev, 0x23, data); |
| |
| if (!status) { |
| data = reg_r(gspca_dev, 0x21); |
| data &= ~0x80; |
| reg_w(gspca_dev, 0x21, data); |
| } |
| } |
| |
| static void setbrightness(struct gspca_dev *gspca_dev) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| u8 val; |
| |
| val = sd->brightness; |
| if (val < 8) |
| val = 15 - val; /* f .. 8 */ |
| else |
| val = val - 8; /* 0 .. 7 */ |
| sccb_write(gspca_dev, 0x55, /* brtn - brightness adjustment */ |
| 0x0f | (val << 4)); |
| } |
| |
| static void setcontrast(struct gspca_dev *gspca_dev) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| sccb_write(gspca_dev, 0x56, /* cnst1 - contrast 1 ctrl coeff */ |
| sd->contrast << 4); |
| } |
| |
| static void setautogain(struct gspca_dev *gspca_dev) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| u8 val; |
| |
| /*fixme: should adjust agc/awb/aec by different controls */ |
| val = sd->autogain; |
| val = sccb_read(gspca_dev, 0x13); /* com8 */ |
| sccb_write(gspca_dev, 0xff, 0x00); |
| if (sd->autogain) |
| val |= 0x05; /* agc & aec */ |
| else |
| val &= 0xfa; |
| sccb_write(gspca_dev, 0x13, val); |
| } |
| |
| static void setexposure(struct gspca_dev *gspca_dev) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| u8 val; |
| static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e}; |
| |
| sccb_write(gspca_dev, 0x10, /* aec[9:2] */ |
| expo[sd->exposure]); |
| |
| val = sccb_read(gspca_dev, 0x13); /* com8 */ |
| sccb_write(gspca_dev, 0xff, 0x00); |
| sccb_write(gspca_dev, 0x13, val); |
| |
| val = sccb_read(gspca_dev, 0xa1); /* aech */ |
| sccb_write(gspca_dev, 0xff, 0x00); |
| sccb_write(gspca_dev, 0xa1, val & 0xe0); /* aec[15:10] = 0 */ |
| } |
| |
| static void setsharpness(struct gspca_dev *gspca_dev) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| s8 val; |
| |
| val = sd->sharpness; |
| if (val < 0) { /* auto */ |
| val = sccb_read(gspca_dev, 0x42); /* com17 */ |
| sccb_write(gspca_dev, 0xff, 0x00); |
| sccb_write(gspca_dev, 0x42, val | 0x40); |
| /* Edge enhancement strength auto adjust */ |
| return; |
| } |
| if (val != 0) |
| val = 1 << (val - 1); |
| sccb_write(gspca_dev, 0x3f, /* edge - edge enhance. factor */ |
| val); |
| val = sccb_read(gspca_dev, 0x42); /* com17 */ |
| sccb_write(gspca_dev, 0xff, 0x00); |
| sccb_write(gspca_dev, 0x42, val & 0xbf); |
| } |
| |
| static void setsatur(struct gspca_dev *gspca_dev) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| u8 val1, val2, val3; |
| static const u8 matrix[5][2] = { |
| {0x14, 0x38}, |
| {0x1e, 0x54}, |
| {0x28, 0x70}, |
| {0x32, 0x8c}, |
| {0x48, 0x90} |
| }; |
| |
| val1 = matrix[sd->satur][0]; |
| val2 = matrix[sd->satur][1]; |
| val3 = val1 + val2; |
| sccb_write(gspca_dev, 0x4f, val3); /* matrix coeff */ |
| sccb_write(gspca_dev, 0x50, val3); |
| sccb_write(gspca_dev, 0x51, 0x00); |
| sccb_write(gspca_dev, 0x52, val1); |
| sccb_write(gspca_dev, 0x53, val2); |
| sccb_write(gspca_dev, 0x54, val3); |
| sccb_write(gspca_dev, 0x58, 0x1a); /* mtxs - coeff signs */ |
| |
| val1 = sccb_read(gspca_dev, 0x41); /* com16 */ |
| sccb_write(gspca_dev, 0xff, 0x00); |
| sccb_write(gspca_dev, 0x41, val1); |
| } |
| |
| static void setfreq(struct gspca_dev *gspca_dev) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| u8 val; |
| |
| val = sccb_read(gspca_dev, 0x13); /* com8 */ |
| sccb_write(gspca_dev, 0xff, 0x00); |
| if (sd->freq == 0) { |
| sccb_write(gspca_dev, 0x13, val & 0xdf); |
| return; |
| } |
| sccb_write(gspca_dev, 0x13, val | 0x20); |
| |
| val = sccb_read(gspca_dev, 0x42); /* com17 */ |
| sccb_write(gspca_dev, 0xff, 0x00); |
| if (sd->freq == 1) |
| val |= 0x01; |
| else |
| val &= 0xfe; |
| sccb_write(gspca_dev, 0x42, val); |
| } |
| |
| /* this function is called at probe time */ |
| static int sd_config(struct gspca_dev *gspca_dev, |
| const struct usb_device_id *id) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| struct cam *cam; |
| |
| cam = &gspca_dev->cam; |
| |
| cam->cam_mode = ov965x_mode; |
| cam->nmodes = ARRAY_SIZE(ov965x_mode); |
| |
| sd->brightness = BRIGHTNESS_DEF; |
| sd->contrast = CONTRAST_DEF; |
| #if AUTOGAIN_DEF != 0 |
| sd->autogain = AUTOGAIN_DEF; |
| gspca_dev->ctrl_inac |= (1 << EXPO_IDX); |
| #endif |
| #if EXPO_DEF != 0 |
| sd->exposure = EXPO_DEF; |
| #endif |
| #if SHARPNESS_DEF != 0 |
| sd->sharpness = SHARPNESS_DEF; |
| #endif |
| sd->satur = SATUR_DEF; |
| sd->freq = FREQ_DEF; |
| |
| return 0; |
| } |
| |
| /* this function is called at probe and resume time */ |
| static int sd_init(struct gspca_dev *gspca_dev) |
| { |
| u16 sensor_id; |
| |
| /* reset bridge */ |
| reg_w(gspca_dev, 0xe7, 0x3a); |
| reg_w(gspca_dev, 0xe0, 0x08); |
| msleep(100); |
| |
| /* initialize the sensor address */ |
| reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60); |
| |
| /* reset sensor */ |
| sccb_write(gspca_dev, 0x12, 0x80); |
| msleep(10); |
| |
| /* probe the sensor */ |
| sccb_read(gspca_dev, 0x0a); |
| sensor_id = sccb_read(gspca_dev, 0x0a) << 8; |
| sccb_read(gspca_dev, 0x0b); |
| sensor_id |= sccb_read(gspca_dev, 0x0b); |
| PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id); |
| |
| /* initialize */ |
| reg_w_array(gspca_dev, bridge_init, |
| ARRAY_SIZE(bridge_init)); |
| sccb_w_array(gspca_dev, sensor_init, |
| ARRAY_SIZE(sensor_init)); |
| reg_w_array(gspca_dev, bridge_init_2, |
| ARRAY_SIZE(bridge_init_2)); |
| sccb_w_array(gspca_dev, sensor_init_2, |
| ARRAY_SIZE(sensor_init_2)); |
| reg_w(gspca_dev, 0xe0, 0x00); |
| reg_w(gspca_dev, 0xe0, 0x01); |
| set_led(gspca_dev, 0); |
| reg_w(gspca_dev, 0xe0, 0x00); |
| |
| return gspca_dev->usb_err; |
| } |
| |
| static int sd_start(struct gspca_dev *gspca_dev) |
| { |
| switch (gspca_dev->curr_mode) { |
| case QVGA_MODE: /* 320x240 */ |
| sccb_w_array(gspca_dev, sensor_start_1_vga, |
| ARRAY_SIZE(sensor_start_1_vga)); |
| reg_w_array(gspca_dev, bridge_start_qvga, |
| ARRAY_SIZE(bridge_start_qvga)); |
| sccb_w_array(gspca_dev, sensor_start_2_qvga, |
| ARRAY_SIZE(sensor_start_2_qvga)); |
| break; |
| case VGA_MODE: /* 640x480 */ |
| sccb_w_array(gspca_dev, sensor_start_1_vga, |
| ARRAY_SIZE(sensor_start_1_vga)); |
| reg_w_array(gspca_dev, bridge_start_vga, |
| ARRAY_SIZE(bridge_start_vga)); |
| sccb_w_array(gspca_dev, sensor_start_2_vga, |
| ARRAY_SIZE(sensor_start_2_vga)); |
| break; |
| case SVGA_MODE: /* 800x600 */ |
| sccb_w_array(gspca_dev, sensor_start_1_svga, |
| ARRAY_SIZE(sensor_start_1_svga)); |
| reg_w_array(gspca_dev, bridge_start_svga, |
| ARRAY_SIZE(bridge_start_svga)); |
| sccb_w_array(gspca_dev, sensor_start_2_svga, |
| ARRAY_SIZE(sensor_start_2_svga)); |
| break; |
| case XGA_MODE: /* 1024x768 */ |
| sccb_w_array(gspca_dev, sensor_start_1_xga, |
| ARRAY_SIZE(sensor_start_1_xga)); |
| reg_w_array(gspca_dev, bridge_start_xga, |
| ARRAY_SIZE(bridge_start_xga)); |
| sccb_w_array(gspca_dev, sensor_start_2_svga, |
| ARRAY_SIZE(sensor_start_2_svga)); |
| break; |
| default: |
| /* case SXGA_MODE: * 1280x1024 */ |
| sccb_w_array(gspca_dev, sensor_start_1_sxga, |
| ARRAY_SIZE(sensor_start_1_sxga)); |
| reg_w_array(gspca_dev, bridge_start_sxga, |
| ARRAY_SIZE(bridge_start_sxga)); |
| sccb_w_array(gspca_dev, sensor_start_2_sxga, |
| ARRAY_SIZE(sensor_start_2_sxga)); |
| break; |
| } |
| setfreq(gspca_dev); |
| setautogain(gspca_dev); |
| setbrightness(gspca_dev); |
| setcontrast(gspca_dev); |
| setexposure(gspca_dev); |
| setsharpness(gspca_dev); |
| setsatur(gspca_dev); |
| |
| reg_w(gspca_dev, 0xe0, 0x00); |
| reg_w(gspca_dev, 0xe0, 0x00); |
| set_led(gspca_dev, 1); |
| return gspca_dev->usb_err; |
| } |
| |
| static void sd_stopN(struct gspca_dev *gspca_dev) |
| { |
| reg_w(gspca_dev, 0xe0, 0x01); |
| set_led(gspca_dev, 0); |
| reg_w(gspca_dev, 0xe0, 0x00); |
| } |
| |
| /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */ |
| #define UVC_STREAM_EOH (1 << 7) |
| #define UVC_STREAM_ERR (1 << 6) |
| #define UVC_STREAM_STI (1 << 5) |
| #define UVC_STREAM_RES (1 << 4) |
| #define UVC_STREAM_SCR (1 << 3) |
| #define UVC_STREAM_PTS (1 << 2) |
| #define UVC_STREAM_EOF (1 << 1) |
| #define UVC_STREAM_FID (1 << 0) |
| |
| static void sd_pkt_scan(struct gspca_dev *gspca_dev, |
| u8 *data, int len) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| __u32 this_pts; |
| u8 this_fid; |
| int remaining_len = len; |
| |
| do { |
| len = min(remaining_len, 2040); |
| |
| /* Payloads are prefixed with a UVC-style header. We |
| consider a frame to start when the FID toggles, or the PTS |
| changes. A frame ends when EOF is set, and we've received |
| the correct number of bytes. */ |
| |
| /* Verify UVC header. Header length is always 12 */ |
| if (data[0] != 12 || len < 12) { |
| PDEBUG(D_PACK, "bad header"); |
| goto discard; |
| } |
| |
| /* Check errors */ |
| if (data[1] & UVC_STREAM_ERR) { |
| PDEBUG(D_PACK, "payload error"); |
| goto discard; |
| } |
| |
| /* Extract PTS and FID */ |
| if (!(data[1] & UVC_STREAM_PTS)) { |
| PDEBUG(D_PACK, "PTS not present"); |
| goto discard; |
| } |
| this_pts = (data[5] << 24) | (data[4] << 16) |
| | (data[3] << 8) | data[2]; |
| this_fid = data[1] & UVC_STREAM_FID; |
| |
| /* If PTS or FID has changed, start a new frame. */ |
| if (this_pts != sd->last_pts || this_fid != sd->last_fid) { |
| if (gspca_dev->last_packet_type == INTER_PACKET) |
| gspca_frame_add(gspca_dev, LAST_PACKET, |
| NULL, 0); |
| sd->last_pts = this_pts; |
| sd->last_fid = this_fid; |
| gspca_frame_add(gspca_dev, FIRST_PACKET, |
| data + 12, len - 12); |
| /* If this packet is marked as EOF, end the frame */ |
| } else if (data[1] & UVC_STREAM_EOF) { |
| sd->last_pts = 0; |
| gspca_frame_add(gspca_dev, LAST_PACKET, |
| data + 12, len - 12); |
| } else { |
| |
| /* Add the data from this payload */ |
| gspca_frame_add(gspca_dev, INTER_PACKET, |
| data + 12, len - 12); |
| } |
| |
| /* Done this payload */ |
| goto scan_next; |
| |
| discard: |
| /* Discard data until a new frame starts. */ |
| gspca_dev->last_packet_type = DISCARD_PACKET; |
| |
| scan_next: |
| remaining_len -= len; |
| data += len; |
| } while (remaining_len > 0); |
| } |
| |
| /* controls */ |
| static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| sd->brightness = val; |
| if (gspca_dev->streaming) |
| setbrightness(gspca_dev); |
| return gspca_dev->usb_err; |
| } |
| |
| static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| *val = sd->brightness; |
| return 0; |
| } |
| |
| static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| sd->contrast = val; |
| if (gspca_dev->streaming) |
| setcontrast(gspca_dev); |
| return gspca_dev->usb_err; |
| } |
| |
| static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| *val = sd->contrast; |
| return 0; |
| } |
| |
| static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| sd->autogain = val; |
| |
| if (gspca_dev->streaming) { |
| if (val) |
| gspca_dev->ctrl_inac |= (1 << EXPO_IDX); |
| else |
| gspca_dev->ctrl_inac &= ~(1 << EXPO_IDX); |
| setautogain(gspca_dev); |
| } |
| return gspca_dev->usb_err; |
| } |
| |
| static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| *val = sd->autogain; |
| return 0; |
| } |
| |
| static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| sd->exposure = val; |
| if (gspca_dev->streaming) |
| setexposure(gspca_dev); |
| return gspca_dev->usb_err; |
| } |
| |
| static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| *val = sd->exposure; |
| return 0; |
| } |
| |
| static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| sd->sharpness = val; |
| if (gspca_dev->streaming) |
| setsharpness(gspca_dev); |
| return gspca_dev->usb_err; |
| } |
| |
| static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| *val = sd->sharpness; |
| return 0; |
| } |
| |
| static int sd_setsatur(struct gspca_dev *gspca_dev, __s32 val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| sd->satur = val; |
| if (gspca_dev->streaming) |
| setsatur(gspca_dev); |
| return gspca_dev->usb_err; |
| } |
| |
| static int sd_getsatur(struct gspca_dev *gspca_dev, __s32 *val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| *val = sd->satur; |
| return 0; |
| } |
| static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| sd->freq = val; |
| if (gspca_dev->streaming) |
| setfreq(gspca_dev); |
| return gspca_dev->usb_err; |
| } |
| |
| static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val) |
| { |
| struct sd *sd = (struct sd *) gspca_dev; |
| |
| *val = sd->freq; |
| return 0; |
| } |
| |
| static int sd_querymenu(struct gspca_dev *gspca_dev, |
| struct v4l2_querymenu *menu) |
| { |
| switch (menu->id) { |
| case V4L2_CID_POWER_LINE_FREQUENCY: |
| switch (menu->index) { |
| case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */ |
| strcpy((char *) menu->name, "NoFliker"); |
| return 0; |
| case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */ |
| strcpy((char *) menu->name, "50 Hz"); |
| return 0; |
| case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */ |
| strcpy((char *) menu->name, "60 Hz"); |
| return 0; |
| } |
| break; |
| } |
| return -EINVAL; |
| } |
| |
| /* sub-driver description */ |
| static const struct sd_desc sd_desc = { |
| .name = MODULE_NAME, |
| .ctrls = sd_ctrls, |
| .nctrls = ARRAY_SIZE(sd_ctrls), |
| .config = sd_config, |
| .init = sd_init, |
| .start = sd_start, |
| .stopN = sd_stopN, |
| .pkt_scan = sd_pkt_scan, |
| .querymenu = sd_querymenu, |
| }; |
| |
| /* -- module initialisation -- */ |
| static const __devinitdata struct usb_device_id device_table[] = { |
| {USB_DEVICE(0x06f8, 0x3003)}, |
| {} |
| }; |
| |
| MODULE_DEVICE_TABLE(usb, device_table); |
| |
| /* -- device connect -- */ |
| static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id) |
| { |
| return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), |
| THIS_MODULE); |
| } |
| |
| static struct usb_driver sd_driver = { |
| .name = MODULE_NAME, |
| .id_table = device_table, |
| .probe = sd_probe, |
| .disconnect = gspca_disconnect, |
| #ifdef CONFIG_PM |
| .suspend = gspca_suspend, |
| .resume = gspca_resume, |
| #endif |
| }; |
| |
| /* -- module insert / remove -- */ |
| static int __init sd_mod_init(void) |
| { |
| return usb_register(&sd_driver); |
| } |
| |
| static void __exit sd_mod_exit(void) |
| { |
| usb_deregister(&sd_driver); |
| } |
| |
| module_init(sd_mod_init); |
| module_exit(sd_mod_exit); |
